| blob | 6c5f5f54cb93f07a49ff7e0d4d2e9220cbb608ce |
1 /* NeXT/Open/GNUstep / MacOSX communication module.
3 Copyright (C) 1989, 1993-1994, 2005-2006, 2008-2013 Free Software
4 Foundation, Inc.
6 This file is part of GNU Emacs.
8 GNU Emacs is free software: you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation, either version 3 of the License, or
11 (at your option) any later version.
13 GNU Emacs is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
21 /*
22 Originally by Carl Edman
23 Updated by Christian Limpach (chris@nice.ch)
24 OpenStep/Rhapsody port by Scott Bender (sbender@harmony-ds.com)
25 MacOSX/Aqua port by Christophe de Dinechin (descubes@earthlink.net)
26 GNUstep port and post-20 update by Adrian Robert (arobert@cogsci.ucsd.edu)
27 */
29 /* This should be the first include, as it may set up #defines affecting
30 interpretation of even the system includes. */
31 #include <config.h>
33 #include <fcntl.h>
34 #include <math.h>
35 #include <pthread.h>
36 #include <sys/types.h>
37 #include <time.h>
38 #include <signal.h>
39 #include <unistd.h>
41 #include <c-ctype.h>
42 #include <c-strcase.h>
43 #include <ftoastr.h>
45 #include "lisp.h"
46 #include "blockinput.h"
47 #include "sysselect.h"
48 #include "nsterm.h"
49 #include "systime.h"
50 #include "character.h"
51 #include "fontset.h"
52 #include "composite.h"
53 #include "ccl.h"
55 #include "termhooks.h"
56 #include "termchar.h"
58 #include "window.h"
59 #include "keyboard.h"
60 #include "buffer.h"
61 #include "font.h"
63 #ifdef NS_IMPL_GNUSTEP
64 #include "process.h"
65 #endif
67 #ifdef NS_IMPL_COCOA
68 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
69 #include "macfont.h"
70 #endif
71 #endif
73 /* call tracing */
74 #if 0
75 int term_trace_num = 0;
76 #define NSTRACE(x) fprintf (stderr, "%s:%d: [%d] " #x "\n", \
77 __FILE__, __LINE__, ++term_trace_num)
78 #else
79 #define NSTRACE(x)
80 #endif
82 extern NSString *NSMenuDidBeginTrackingNotification;
84 /* ==========================================================================
86 Local declarations
88 ========================================================================== */
90 /* Convert a symbol indexed with an NSxxx value to a value as defined
91 in keyboard.c (lispy_function_key). I hope this is a correct way
92 of doing things... */
93 static unsigned convert_ns_to_X_keysym[] =
94 {
95 NSHomeFunctionKey, 0x50,
96 NSLeftArrowFunctionKey, 0x51,
97 NSUpArrowFunctionKey, 0x52,
98 NSRightArrowFunctionKey, 0x53,
99 NSDownArrowFunctionKey, 0x54,
100 NSPageUpFunctionKey, 0x55,
101 NSPageDownFunctionKey, 0x56,
102 NSEndFunctionKey, 0x57,
103 NSBeginFunctionKey, 0x58,
104 NSSelectFunctionKey, 0x60,
105 NSPrintFunctionKey, 0x61,
106 NSClearLineFunctionKey, 0x0B,
107 NSExecuteFunctionKey, 0x62,
108 NSInsertFunctionKey, 0x63,
109 NSUndoFunctionKey, 0x65,
110 NSRedoFunctionKey, 0x66,
111 NSMenuFunctionKey, 0x67,
112 NSFindFunctionKey, 0x68,
113 NSHelpFunctionKey, 0x6A,
114 NSBreakFunctionKey, 0x6B,
116 NSF1FunctionKey, 0xBE,
117 NSF2FunctionKey, 0xBF,
118 NSF3FunctionKey, 0xC0,
119 NSF4FunctionKey, 0xC1,
120 NSF5FunctionKey, 0xC2,
121 NSF6FunctionKey, 0xC3,
122 NSF7FunctionKey, 0xC4,
123 NSF8FunctionKey, 0xC5,
124 NSF9FunctionKey, 0xC6,
125 NSF10FunctionKey, 0xC7,
126 NSF11FunctionKey, 0xC8,
127 NSF12FunctionKey, 0xC9,
128 NSF13FunctionKey, 0xCA,
129 NSF14FunctionKey, 0xCB,
130 NSF15FunctionKey, 0xCC,
131 NSF16FunctionKey, 0xCD,
132 NSF17FunctionKey, 0xCE,
133 NSF18FunctionKey, 0xCF,
134 NSF19FunctionKey, 0xD0,
135 NSF20FunctionKey, 0xD1,
136 NSF21FunctionKey, 0xD2,
137 NSF22FunctionKey, 0xD3,
138 NSF23FunctionKey, 0xD4,
139 NSF24FunctionKey, 0xD5,
141 NSBackspaceCharacter, 0x08, /* 8: Not on some KBs. */
142 NSDeleteCharacter, 0xFF, /* 127: Big 'delete' key upper right. */
143 NSDeleteFunctionKey, 0x9F, /* 63272: Del forw key off main array. */
145 NSTabCharacter, 0x09,
146 0x19, 0x09, /* left tab->regular since pass shift */
147 NSCarriageReturnCharacter, 0x0D,
148 NSNewlineCharacter, 0x0D,
149 NSEnterCharacter, 0x8D,
151 0x41|NSNumericPadKeyMask, 0xAE, /* KP_Decimal */
152 0x43|NSNumericPadKeyMask, 0xAA, /* KP_Multiply */
153 0x45|NSNumericPadKeyMask, 0xAB, /* KP_Add */
154 0x4B|NSNumericPadKeyMask, 0xAF, /* KP_Divide */
155 0x4E|NSNumericPadKeyMask, 0xAD, /* KP_Subtract */
156 0x51|NSNumericPadKeyMask, 0xBD, /* KP_Equal */
157 0x52|NSNumericPadKeyMask, 0xB0, /* KP_0 */
158 0x53|NSNumericPadKeyMask, 0xB1, /* KP_1 */
159 0x54|NSNumericPadKeyMask, 0xB2, /* KP_2 */
160 0x55|NSNumericPadKeyMask, 0xB3, /* KP_3 */
161 0x56|NSNumericPadKeyMask, 0xB4, /* KP_4 */
162 0x57|NSNumericPadKeyMask, 0xB5, /* KP_5 */
163 0x58|NSNumericPadKeyMask, 0xB6, /* KP_6 */
164 0x59|NSNumericPadKeyMask, 0xB7, /* KP_7 */
165 0x5B|NSNumericPadKeyMask, 0xB8, /* KP_8 */
166 0x5C|NSNumericPadKeyMask, 0xB9, /* KP_9 */
168 0x1B, 0x1B /* escape */
169 };
171 static Lisp_Object Qmodifier_value;
172 Lisp_Object Qalt, Qcontrol, Qhyper, Qmeta, Qsuper;
173 extern Lisp_Object Qcursor_color, Qcursor_type, Qns, Qleft;
175 static Lisp_Object QUTF8_STRING;
177 /* On OS X picks up the default NSGlobalDomain AppleAntiAliasingThreshold,
178 the maximum font size to NOT antialias. On GNUstep there is currently
179 no way to control this behavior. */
180 float ns_antialias_threshold;
182 /* Used to pick up AppleHighlightColor on OS X */
183 NSString *ns_selection_color;
185 NSArray *ns_send_types =0, *ns_return_types =0, *ns_drag_types =0;
186 NSString *ns_app_name = @"Emacs"; /* default changed later */
188 /* Display variables */
189 struct ns_display_info *x_display_list; /* Chain of existing displays */
190 Lisp_Object ns_display_name_list;
191 long context_menu_value = 0;
193 /* display update */
194 NSPoint last_mouse_motion_position;
195 static NSRect last_mouse_glyph;
196 static Time last_mouse_movement_time = 0;
197 static Lisp_Object last_mouse_motion_frame;
198 static EmacsScroller *last_mouse_scroll_bar = nil;
199 static struct frame *ns_updating_frame;
200 static NSView *focus_view = NULL;
201 static int ns_window_num = 0;
202 #ifdef NS_IMPL_GNUSTEP
203 static NSRect uRect;
204 #endif
205 static BOOL gsaved = NO;
206 static BOOL ns_fake_keydown = NO;
207 #ifdef NS_IMPL_COCOA
208 static BOOL ns_menu_bar_is_hidden = NO;
209 #endif
210 /*static int debug_lock = 0; */
212 /* event loop */
213 static BOOL send_appdefined = YES;
214 #define NO_APPDEFINED_DATA (-8)
215 static int last_appdefined_event_data = NO_APPDEFINED_DATA;
216 static NSTimer *timed_entry = 0;
217 static NSTimer *scroll_repeat_entry = nil;
218 static fd_set select_readfds, select_writefds;
219 enum { SELECT_HAVE_READ = 1, SELECT_HAVE_WRITE = 2, SELECT_HAVE_TMO = 4 };
220 static int select_nfds = 0, select_valid = 0;
221 static struct timespec select_timeout = { 0, 0 };
222 static int selfds[2] = { -1, -1 };
223 static pthread_mutex_t select_mutex;
224 static int apploopnr = 0;
225 static NSAutoreleasePool *outerpool;
226 static struct input_event *emacs_event = NULL;
227 static struct input_event *q_event_ptr = NULL;
228 static int n_emacs_events_pending = 0;
229 static NSMutableArray *ns_pending_files, *ns_pending_service_names,
230 *ns_pending_service_args;
231 static BOOL ns_do_open_file = NO;
232 static BOOL ns_last_use_native_fullscreen;
234 static struct {
235 struct input_event *q;
236 int nr, cap;
237 } hold_event_q = {
238 NULL, 0, 0
239 };
241 #ifdef NS_IMPL_COCOA
242 /*
243 * State for pending menu activation:
244 * MENU_NONE Normal state
245 * MENU_PENDING A menu has been clicked on, but has been canceled so we can
246 * run lisp to update the menu.
247 * MENU_OPENING Menu is up to date, and the click event is redone so the menu
248 * will open.
249 */
250 #define MENU_NONE 0
251 #define MENU_PENDING 1
252 #define MENU_OPENING 2
253 static int menu_will_open_state = MENU_NONE;
255 /* Saved position for menu click. */
256 static CGPoint menu_mouse_point;
257 #endif
259 /* Convert modifiers in a NeXTstep event to emacs style modifiers. */
260 #define NS_FUNCTION_KEY_MASK 0x800000
261 #define NSLeftControlKeyMask (0x000001 | NSControlKeyMask)
262 #define NSRightControlKeyMask (0x002000 | NSControlKeyMask)
263 #define NSLeftCommandKeyMask (0x000008 | NSCommandKeyMask)
264 #define NSRightCommandKeyMask (0x000010 | NSCommandKeyMask)
265 #define NSLeftAlternateKeyMask (0x000020 | NSAlternateKeyMask)
266 #define NSRightAlternateKeyMask (0x000040 | NSAlternateKeyMask)
267 #define EV_MODIFIERS(e) \
268 ((([e modifierFlags] & NSHelpKeyMask) ? \
269 hyper_modifier : 0) \
270 | (!EQ (ns_right_alternate_modifier, Qleft) && \
271 (([e modifierFlags] & NSRightAlternateKeyMask) \
272 == NSRightAlternateKeyMask) ? \
273 parse_solitary_modifier (ns_right_alternate_modifier) : 0) \
274 | (([e modifierFlags] & NSAlternateKeyMask) ? \
275 parse_solitary_modifier (ns_alternate_modifier) : 0) \
276 | (([e modifierFlags] & NSShiftKeyMask) ? \
277 shift_modifier : 0) \
278 | (!EQ (ns_right_control_modifier, Qleft) && \
279 (([e modifierFlags] & NSRightControlKeyMask) \
280 == NSRightControlKeyMask) ? \
281 parse_solitary_modifier (ns_right_control_modifier) : 0) \
282 | (([e modifierFlags] & NSControlKeyMask) ? \
283 parse_solitary_modifier (ns_control_modifier) : 0) \
284 | (([e modifierFlags] & NS_FUNCTION_KEY_MASK) ? \
285 parse_solitary_modifier (ns_function_modifier) : 0) \
286 | (!EQ (ns_right_command_modifier, Qleft) && \
287 (([e modifierFlags] & NSRightCommandKeyMask) \
288 == NSRightCommandKeyMask) ? \
289 parse_solitary_modifier (ns_right_command_modifier) : 0) \
290 | (([e modifierFlags] & NSCommandKeyMask) ? \
291 parse_solitary_modifier (ns_command_modifier):0))
293 #define EV_UDMODIFIERS(e) \
294 ((([e type] == NSLeftMouseDown) ? down_modifier : 0) \
295 | (([e type] == NSRightMouseDown) ? down_modifier : 0) \
296 | (([e type] == NSOtherMouseDown) ? down_modifier : 0) \
297 | (([e type] == NSLeftMouseDragged) ? down_modifier : 0) \
298 | (([e type] == NSRightMouseDragged) ? down_modifier : 0) \
299 | (([e type] == NSOtherMouseDragged) ? down_modifier : 0) \
300 | (([e type] == NSLeftMouseUp) ? up_modifier : 0) \
301 | (([e type] == NSRightMouseUp) ? up_modifier : 0) \
302 | (([e type] == NSOtherMouseUp) ? up_modifier : 0))
304 #define EV_BUTTON(e) \
305 ((([e type] == NSLeftMouseDown) || ([e type] == NSLeftMouseUp)) ? 0 : \
306 (([e type] == NSRightMouseDown) || ([e type] == NSRightMouseUp)) ? 2 : \
307 [e buttonNumber] - 1)
309 /* Convert the time field to a timestamp in milliseconds. */
310 #define EV_TIMESTAMP(e) ([e timestamp] * 1000)
312 /* This is a piece of code which is common to all the event handling
313 methods. Maybe it should even be a function. */
314 #define EV_TRAILER(e) \
315 { \
316 XSETFRAME (emacs_event->frame_or_window, emacsframe); \
317 EV_TRAILER2 (e); \
318 }
320 #define EV_TRAILER2(e) \
321 { \
322 if (e) emacs_event->timestamp = EV_TIMESTAMP (e); \
323 if (q_event_ptr) \
324 { \
325 n_emacs_events_pending++; \
326 kbd_buffer_store_event_hold (emacs_event, q_event_ptr); \
327 } \
328 else \
329 hold_event (emacs_event); \
330 EVENT_INIT (*emacs_event); \
331 ns_send_appdefined (-1); \
332 }
334 /* TODO: get rid of need for these forward declarations */
335 static void ns_condemn_scroll_bars (struct frame *f);
336 static void ns_judge_scroll_bars (struct frame *f);
337 void x_set_frame_alpha (struct frame *f);
340 /* ==========================================================================
342 Utilities
344 ========================================================================== */
346 static void
347 hold_event (struct input_event *event)
348 {
349 if (hold_event_q.nr == hold_event_q.cap)
350 {
351 if (hold_event_q.cap == 0) hold_event_q.cap = 10;
352 else hold_event_q.cap *= 2;
353 hold_event_q.q =
354 xrealloc (hold_event_q.q, hold_event_q.cap * sizeof *hold_event_q.q);
355 }
357 hold_event_q.q[hold_event_q.nr++] = *event;
358 /* Make sure ns_read_socket is called, i.e. we have input. */
359 raise (SIGIO);
360 send_appdefined = YES;
361 }
363 static Lisp_Object
364 append2 (Lisp_Object list, Lisp_Object item)
365 /* --------------------------------------------------------------------------
366 Utility to append to a list
367 -------------------------------------------------------------------------- */
368 {
369 Lisp_Object array[2];
370 array[0] = list;
371 array[1] = list1 (item);
372 return Fnconc (2, &array[0]);
373 }
376 const char *
377 ns_etc_directory (void)
378 /* If running as a self-contained app bundle, return as a string the
379 filename of the etc directory, if present; else nil. */
380 {
381 NSBundle *bundle = [NSBundle mainBundle];
382 NSString *resourceDir = [bundle resourcePath];
383 NSString *resourcePath;
384 NSFileManager *fileManager = [NSFileManager defaultManager];
385 BOOL isDir;
387 resourcePath = [resourceDir stringByAppendingPathComponent: @"etc"];
388 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
389 {
390 if (isDir) return [resourcePath UTF8String];
391 }
392 return NULL;
393 }
396 const char *
397 ns_exec_path (void)
398 /* If running as a self-contained app bundle, return as a path string
399 the filenames of the libexec and bin directories, ie libexec:bin.
400 Otherwise, return nil.
401 Normally, Emacs does not add its own bin/ directory to the PATH.
402 However, a self-contained NS build has a different layout, with
403 bin/ and libexec/ subdirectories in the directory that contains
404 Emacs.app itself.
405 We put libexec first, because init_callproc_1 uses the first
406 element to initialize exec-directory. An alternative would be
407 for init_callproc to check for invocation-directory/libexec.
408 */
409 {
410 NSBundle *bundle = [NSBundle mainBundle];
411 NSString *resourceDir = [bundle resourcePath];
412 NSString *binDir = [bundle bundlePath];
413 NSString *resourcePath, *resourcePaths;
414 NSRange range;
415 NSString *pathSeparator = [NSString stringWithFormat: @"%c", SEPCHAR];
416 NSFileManager *fileManager = [NSFileManager defaultManager];
417 NSArray *paths;
418 NSEnumerator *pathEnum;
419 BOOL isDir;
421 range = [resourceDir rangeOfString: @"Contents"];
422 if (range.location != NSNotFound)
423 {
424 binDir = [binDir stringByAppendingPathComponent: @"Contents"];
425 #ifdef NS_IMPL_COCOA
426 binDir = [binDir stringByAppendingPathComponent: @"MacOS"];
427 #endif
428 }
430 paths = [binDir stringsByAppendingPaths:
431 [NSArray arrayWithObjects: @"libexec", @"bin", nil]];
432 pathEnum = [paths objectEnumerator];
433 resourcePaths = @"";
435 while ((resourcePath = [pathEnum nextObject]))
436 {
437 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
438 if (isDir)
439 {
440 if ([resourcePaths length] > 0)
441 resourcePaths
442 = [resourcePaths stringByAppendingString: pathSeparator];
443 resourcePaths
444 = [resourcePaths stringByAppendingString: resourcePath];
445 }
446 }
447 if ([resourcePaths length] > 0) return [resourcePaths UTF8String];
449 return NULL;
450 }
453 const char *
454 ns_load_path (void)
455 /* If running as a self-contained app bundle, return as a path string
456 the filenames of the site-lisp, lisp and leim directories.
457 Ie, site-lisp:lisp:leim. Otherwise, return nil. */
458 {
459 NSBundle *bundle = [NSBundle mainBundle];
460 NSString *resourceDir = [bundle resourcePath];
461 NSString *resourcePath, *resourcePaths;
462 NSString *pathSeparator = [NSString stringWithFormat: @"%c", SEPCHAR];
463 NSFileManager *fileManager = [NSFileManager defaultManager];
464 BOOL isDir;
465 NSArray *paths = [resourceDir stringsByAppendingPaths:
466 [NSArray arrayWithObjects:
467 @"site-lisp", @"lisp", @"leim", nil]];
468 NSEnumerator *pathEnum = [paths objectEnumerator];
469 resourcePaths = @"";
471 /* Hack to skip site-lisp. */
472 if (no_site_lisp) resourcePath = [pathEnum nextObject];
474 while ((resourcePath = [pathEnum nextObject]))
475 {
476 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
477 if (isDir)
478 {
479 if ([resourcePaths length] > 0)
480 resourcePaths
481 = [resourcePaths stringByAppendingString: pathSeparator];
482 resourcePaths
483 = [resourcePaths stringByAppendingString: resourcePath];
484 }
485 }
486 if ([resourcePaths length] > 0) return [resourcePaths UTF8String];
488 return NULL;
489 }
491 static void
492 ns_timeout (int usecs)
493 /* --------------------------------------------------------------------------
494 Blocking timer utility used by ns_ring_bell
495 -------------------------------------------------------------------------- */
496 {
497 struct timespec wakeup = timespec_add (current_timespec (),
498 make_timespec (0, usecs * 1000));
500 /* Keep waiting until past the time wakeup. */
501 while (1)
502 {
503 struct timespec timeout, now = current_timespec ();
504 if (timespec_cmp (wakeup, now) <= 0)
505 break;
506 timeout = timespec_sub (wakeup, now);
508 /* Try to wait that long--but we might wake up sooner. */
509 pselect (0, NULL, NULL, NULL, &timeout, NULL);
510 }
511 }
514 void
515 ns_release_object (void *obj)
516 /* --------------------------------------------------------------------------
517 Release an object (callable from C)
518 -------------------------------------------------------------------------- */
519 {
520 [(id)obj release];
521 }
524 void
525 ns_retain_object (void *obj)
526 /* --------------------------------------------------------------------------
527 Retain an object (callable from C)
528 -------------------------------------------------------------------------- */
529 {
530 [(id)obj retain];
531 }
534 void *
535 ns_alloc_autorelease_pool (void)
536 /* --------------------------------------------------------------------------
537 Allocate a pool for temporary objects (callable from C)
538 -------------------------------------------------------------------------- */
539 {
540 return [[NSAutoreleasePool alloc] init];
541 }
544 void
545 ns_release_autorelease_pool (void *pool)
546 /* --------------------------------------------------------------------------
547 Free a pool and temporary objects it refers to (callable from C)
548 -------------------------------------------------------------------------- */
549 {
550 ns_release_object (pool);
551 }
555 /* ==========================================================================
557 Focus (clipping) and screen update
559 ========================================================================== */
561 //
562 // Window constraining
563 // -------------------
564 //
565 // To ensure that the windows are not placed under the menu bar, they
566 // are typically moved by the call-back constrainFrameRect. However,
567 // by overriding it, it's possible to inhibit this, leaving the window
568 // in it's original position.
569 //
570 // It's possible to hide the menu bar. However, technically, it's only
571 // possible to hide it when the application is active. To ensure that
572 // this work properly, the menu bar and window constraining are
573 // deferred until the application becomes active.
574 //
575 // Even though it's not possible to manually move a window above the
576 // top of the screen, it is allowed if it's done programmatically,
577 // when the menu is hidden. This allows the editable area to cover the
578 // full screen height.
579 //
580 // Test cases
581 // ----------
582 //
583 // Use the following extra files:
584 //
585 // init.el:
586 // ;; Hide menu and place frame slightly above the top of the screen.
587 // (setq ns-auto-hide-menu-bar t)
588 // (set-frame-position (selected-frame) 0 -20)
589 //
590 // Test 1:
591 //
592 // emacs -Q -l init.el
593 //
594 // Result: No menu bar, and the title bar should be above the screen.
595 //
596 // Test 2:
597 //
598 // emacs -Q
599 //
600 // Result: Menu bar visible, frame placed immediately below the menu.
601 //
603 static void
604 ns_constrain_all_frames (void)
605 {
606 Lisp_Object tail, frame;
608 FOR_EACH_FRAME (tail, frame)
609 {
610 struct frame *f = XFRAME (frame);
611 if (FRAME_NS_P (f))
612 {
613 NSView *view = FRAME_NS_VIEW (f);
614 /* This no-op will trigger the default window placing
615 * constraint system. */
616 f->output_data.ns->dont_constrain = 0;
617 [[view window] setFrameOrigin:[[view window] frame].origin];
618 }
619 }
620 }
623 /* True, if the menu bar should be hidden. */
625 static BOOL
626 ns_menu_bar_should_be_hidden (void)
627 {
628 return !NILP (ns_auto_hide_menu_bar)
629 && [NSApp respondsToSelector:@selector(setPresentationOptions:)];
630 }
633 /* Show or hide the menu bar, based on user setting. */
635 static void
636 ns_update_auto_hide_menu_bar (void)
637 {
638 #ifdef NS_IMPL_COCOA
639 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
640 block_input ();
642 NSTRACE (ns_update_auto_hide_menu_bar);
644 if (NSApp != nil
645 && [NSApp isActive]
646 && [NSApp respondsToSelector:@selector(setPresentationOptions:)])
647 {
648 // Note, "setPresentationOptions" triggers an error unless the
649 // application is active.
650 BOOL menu_bar_should_be_hidden = ns_menu_bar_should_be_hidden ();
652 if (menu_bar_should_be_hidden != ns_menu_bar_is_hidden)
653 {
654 NSApplicationPresentationOptions options
655 = NSApplicationPresentationAutoHideDock;
657 if (menu_bar_should_be_hidden)
658 options |= NSApplicationPresentationAutoHideMenuBar;
660 [NSApp setPresentationOptions: options];
662 ns_menu_bar_is_hidden = menu_bar_should_be_hidden;
664 if (!ns_menu_bar_is_hidden)
665 {
666 ns_constrain_all_frames ();
667 }
668 }
669 }
671 unblock_input ();
672 #endif
673 #endif
674 }
677 static void
678 ns_update_begin (struct frame *f)
679 /* --------------------------------------------------------------------------
680 Prepare for a grouped sequence of drawing calls
681 external (RIF) call; whole frame, called before update_window_begin
682 -------------------------------------------------------------------------- */
683 {
684 NSView *view = FRAME_NS_VIEW (f);
685 NSTRACE (ns_update_begin);
687 ns_update_auto_hide_menu_bar ();
689 ns_updating_frame = f;
690 [view lockFocus];
692 /* drawRect may have been called for say the minibuffer, and then clip path
693 is for the minibuffer. But the display engine may draw more because
694 we have set the frame as garbaged. So reset clip path to the whole
695 view. */
696 #ifdef NS_IMPL_COCOA
697 {
698 NSBezierPath *bp;
699 NSRect r = [view frame];
700 NSRect cr = [[view window] frame];
701 /* If a large frame size is set, r may be larger than the window frame
702 before constrained. In that case don't change the clip path, as we
703 will clear in to the tool bar and title bar. */
704 if (r.size.height
705 + FRAME_NS_TITLEBAR_HEIGHT (f)
706 + FRAME_TOOLBAR_HEIGHT (f) <= cr.size.height)
707 {
708 bp = [[NSBezierPath bezierPathWithRect: r] retain];
709 [bp setClip];
710 [bp release];
711 }
712 }
713 #endif
715 #ifdef NS_IMPL_GNUSTEP
716 uRect = NSMakeRect (0, 0, 0, 0);
717 #endif
718 }
721 static void
722 ns_update_window_begin (struct window *w)
723 /* --------------------------------------------------------------------------
724 Prepare for a grouped sequence of drawing calls
725 external (RIF) call; for one window, called after update_begin
726 -------------------------------------------------------------------------- */
727 {
728 struct frame *f = XFRAME (WINDOW_FRAME (w));
729 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
731 NSTRACE (ns_update_window_begin);
732 w->output_cursor = w->cursor;
734 block_input ();
736 if (f == hlinfo->mouse_face_mouse_frame)
737 {
738 /* Don't do highlighting for mouse motion during the update. */
739 hlinfo->mouse_face_defer = 1;
741 /* If the frame needs to be redrawn,
742 simply forget about any prior mouse highlighting. */
743 if (FRAME_GARBAGED_P (f))
744 hlinfo->mouse_face_window = Qnil;
746 /* (further code for mouse faces ifdef'd out in other terms elided) */
747 }
749 unblock_input ();
750 }
753 static void
754 ns_update_window_end (struct window *w, bool cursor_on_p,
755 bool mouse_face_overwritten_p)
756 /* --------------------------------------------------------------------------
757 Finished a grouped sequence of drawing calls
758 external (RIF) call; for one window called before update_end
759 -------------------------------------------------------------------------- */
760 {
761 /* note: this fn is nearly identical in all terms */
762 if (!w->pseudo_window_p)
763 {
764 block_input ();
766 if (cursor_on_p)
767 display_and_set_cursor (w, 1,
768 w->output_cursor.hpos, w->output_cursor.vpos,
769 w->output_cursor.x, w->output_cursor.y);
771 if (draw_window_fringes (w, 1))
772 x_draw_vertical_border (w);
774 unblock_input ();
775 }
777 /* If a row with mouse-face was overwritten, arrange for
778 frame_up_to_date to redisplay the mouse highlight. */
779 if (mouse_face_overwritten_p)
780 reset_mouse_highlight (MOUSE_HL_INFO (XFRAME (w->frame)));
782 NSTRACE (update_window_end);
783 }
786 static void
787 ns_update_end (struct frame *f)
788 /* --------------------------------------------------------------------------
789 Finished a grouped sequence of drawing calls
790 external (RIF) call; for whole frame, called after update_window_end
791 -------------------------------------------------------------------------- */
792 {
793 EmacsView *view = FRAME_NS_VIEW (f);
795 /* if (f == MOUSE_HL_INFO (f)->mouse_face_mouse_frame) */
796 MOUSE_HL_INFO (f)->mouse_face_defer = 0;
798 block_input ();
800 [view unlockFocus];
801 [[view window] flushWindow];
803 unblock_input ();
804 ns_updating_frame = NULL;
805 NSTRACE (ns_update_end);
806 }
808 static void
809 ns_focus (struct frame *f, NSRect *r, int n)
810 /* --------------------------------------------------------------------------
811 Internal: Focus on given frame. During small local updates this is used to
812 draw, however during large updates, ns_update_begin and ns_update_end are
813 called to wrap the whole thing, in which case these calls are stubbed out.
814 Except, on GNUstep, we accumulate the rectangle being drawn into, because
815 the back end won't do this automatically, and will just end up flushing
816 the entire window.
817 -------------------------------------------------------------------------- */
818 {
819 // NSTRACE (ns_focus);
820 /* static int c =0;
821 fprintf (stderr, "focus: %d", c++);
822 if (r) fprintf (stderr, " (%.0f, %.0f : %.0f x %.0f)", r->origin.x, r->origin.y, r->size.width, r->size.height);
823 fprintf (stderr, "\n"); */
825 if (f != ns_updating_frame)
826 {
827 NSView *view = FRAME_NS_VIEW (f);
828 if (view != focus_view)
829 {
830 if (focus_view != NULL)
831 {
832 [focus_view unlockFocus];
833 [[focus_view window] flushWindow];
834 /*debug_lock--; */
835 }
837 if (view)
838 [view lockFocus];
839 focus_view = view;
840 /*if (view) debug_lock++; */
841 }
842 }
844 /* clipping */
845 if (r)
846 {
847 [[NSGraphicsContext currentContext] saveGraphicsState];
848 if (n == 2)
849 NSRectClipList (r, 2);
850 else
851 NSRectClip (*r);
852 gsaved = YES;
853 }
854 }
857 static void
858 ns_unfocus (struct frame *f)
859 /* --------------------------------------------------------------------------
860 Internal: Remove focus on given frame
861 -------------------------------------------------------------------------- */
862 {
863 // NSTRACE (ns_unfocus);
865 if (gsaved)
866 {
867 [[NSGraphicsContext currentContext] restoreGraphicsState];
868 gsaved = NO;
869 }
871 if (f != ns_updating_frame)
872 {
873 if (focus_view != NULL)
874 {
875 [focus_view unlockFocus];
876 [[focus_view window] flushWindow];
877 focus_view = NULL;
878 /*debug_lock--; */
879 }
880 }
881 }
884 static void
885 ns_clip_to_row (struct window *w, struct glyph_row *row,
886 enum glyph_row_area area, BOOL gc)
887 /* --------------------------------------------------------------------------
888 Internal (but parallels other terms): Focus drawing on given row
889 -------------------------------------------------------------------------- */
890 {
891 struct frame *f = XFRAME (WINDOW_FRAME (w));
892 NSRect clip_rect;
893 int window_x, window_y, window_width;
895 window_box (w, area, &window_x, &window_y, &window_width, 0);
897 clip_rect.origin.x = window_x;
898 clip_rect.origin.y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, row->y));
899 clip_rect.origin.y = max (clip_rect.origin.y, window_y);
900 clip_rect.size.width = window_width;
901 clip_rect.size.height = row->visible_height;
903 ns_focus (f, &clip_rect, 1);
904 }
907 static void
908 ns_ring_bell (struct frame *f)
909 /* --------------------------------------------------------------------------
910 "Beep" routine
911 -------------------------------------------------------------------------- */
912 {
913 NSTRACE (ns_ring_bell);
914 if (visible_bell)
915 {
916 NSAutoreleasePool *pool;
917 struct frame *frame = SELECTED_FRAME ();
918 NSView *view;
920 block_input ();
921 pool = [[NSAutoreleasePool alloc] init];
923 view = FRAME_NS_VIEW (frame);
924 if (view != nil)
925 {
926 NSRect r, surr;
927 NSPoint dim = NSMakePoint (128, 128);
929 r = [view bounds];
930 r.origin.x += (r.size.width - dim.x) / 2;
931 r.origin.y += (r.size.height - dim.y) / 2;
932 r.size.width = dim.x;
933 r.size.height = dim.y;
934 surr = NSInsetRect (r, -2, -2);
935 ns_focus (frame, &surr, 1);
936 [[view window] cacheImageInRect: [view convertRect: surr toView:nil]];
937 [ns_lookup_indexed_color (NS_FACE_FOREGROUND
938 (FRAME_DEFAULT_FACE (frame)), frame) set];
939 NSRectFill (r);
940 [[view window] flushWindow];
941 ns_timeout (150000);
942 [[view window] restoreCachedImage];
943 [[view window] flushWindow];
944 ns_unfocus (frame);
945 }
946 [pool release];
947 unblock_input ();
948 }
949 else
950 {
951 NSBeep ();
952 }
953 }
955 /* ==========================================================================
957 Frame / window manager related functions
959 ========================================================================== */
962 static void
963 ns_raise_frame (struct frame *f)
964 /* --------------------------------------------------------------------------
965 Bring window to foreground and make it active
966 -------------------------------------------------------------------------- */
967 {
968 NSView *view;
969 check_window_system (f);
970 view = FRAME_NS_VIEW (f);
971 block_input ();
972 if (FRAME_VISIBLE_P (f))
973 [[view window] makeKeyAndOrderFront: NSApp];
974 unblock_input ();
975 }
978 static void
979 ns_lower_frame (struct frame *f)
980 /* --------------------------------------------------------------------------
981 Send window to back
982 -------------------------------------------------------------------------- */
983 {
984 NSView *view;
985 check_window_system (f);
986 view = FRAME_NS_VIEW (f);
987 block_input ();
988 [[view window] orderBack: NSApp];
989 unblock_input ();
990 }
993 static void
994 ns_frame_raise_lower (struct frame *f, int raise)
995 /* --------------------------------------------------------------------------
996 External (hook)
997 -------------------------------------------------------------------------- */
998 {
999 NSTRACE (ns_frame_raise_lower);
1001 if (raise)
1002 ns_raise_frame (f);
1003 else
1004 ns_lower_frame (f);
1005 }
1008 static void
1009 ns_frame_rehighlight (struct frame *frame)
1010 /* --------------------------------------------------------------------------
1011 External (hook): called on things like window switching within frame
1012 -------------------------------------------------------------------------- */
1013 {
1014 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (frame);
1015 struct frame *old_highlight = dpyinfo->x_highlight_frame;
1017 NSTRACE (ns_frame_rehighlight);
1018 if (dpyinfo->x_focus_frame)
1019 {
1020 dpyinfo->x_highlight_frame
1021 = (FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
1022 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
1023 : dpyinfo->x_focus_frame);
1024 if (!FRAME_LIVE_P (dpyinfo->x_highlight_frame))
1025 {
1026 fset_focus_frame (dpyinfo->x_focus_frame, Qnil);
1027 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame;
1028 }
1029 }
1030 else
1031 dpyinfo->x_highlight_frame = 0;
1033 if (dpyinfo->x_highlight_frame &&
1034 dpyinfo->x_highlight_frame != old_highlight)
1035 {
1036 if (old_highlight)
1037 {
1038 x_update_cursor (old_highlight, 1);
1039 x_set_frame_alpha (old_highlight);
1040 }
1041 if (dpyinfo->x_highlight_frame)
1042 {
1043 x_update_cursor (dpyinfo->x_highlight_frame, 1);
1044 x_set_frame_alpha (dpyinfo->x_highlight_frame);
1045 }
1046 }
1047 }
1050 void
1051 x_make_frame_visible (struct frame *f)
1052 /* --------------------------------------------------------------------------
1053 External: Show the window (X11 semantics)
1054 -------------------------------------------------------------------------- */
1055 {
1056 NSTRACE (x_make_frame_visible);
1057 /* XXX: at some points in past this was not needed, as the only place that
1058 called this (frame.c:Fraise_frame ()) also called raise_lower;
1059 if this ends up the case again, comment this out again. */
1060 if (!FRAME_VISIBLE_P (f))
1061 {
1062 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (f);
1064 SET_FRAME_VISIBLE (f, 1);
1065 ns_raise_frame (f);
1067 /* Making a new frame from a fullscreen frame will make the new frame
1068 fullscreen also. So skip handleFS as this will print an error. */
1069 if ([view fsIsNative] && f->want_fullscreen == FULLSCREEN_BOTH
1070 && [view isFullscreen])
1071 return;
1073 if (f->want_fullscreen != FULLSCREEN_NONE)
1074 {
1075 block_input ();
1076 [view handleFS];
1077 unblock_input ();
1078 }
1079 }
1080 }
1083 void
1084 x_make_frame_invisible (struct frame *f)
1085 /* --------------------------------------------------------------------------
1086 External: Hide the window (X11 semantics)
1087 -------------------------------------------------------------------------- */
1088 {
1089 NSView *view;
1090 NSTRACE (x_make_frame_invisible);
1091 check_window_system (f);
1092 view = FRAME_NS_VIEW (f);
1093 [[view window] orderOut: NSApp];
1094 SET_FRAME_VISIBLE (f, 0);
1095 SET_FRAME_ICONIFIED (f, 0);
1096 }
1099 void
1100 x_iconify_frame (struct frame *f)
1101 /* --------------------------------------------------------------------------
1102 External: Iconify window
1103 -------------------------------------------------------------------------- */
1104 {
1105 NSView *view;
1106 struct ns_display_info *dpyinfo;
1108 NSTRACE (x_iconify_frame);
1109 check_window_system (f);
1110 view = FRAME_NS_VIEW (f);
1111 dpyinfo = FRAME_DISPLAY_INFO (f);
1113 if (dpyinfo->x_highlight_frame == f)
1114 dpyinfo->x_highlight_frame = 0;
1116 if ([[view window] windowNumber] <= 0)
1117 {
1118 /* the window is still deferred. Make it very small, bring it
1119 on screen and order it out. */
1120 NSRect s = { { 100, 100}, {0, 0} };
1121 NSRect t;
1122 t = [[view window] frame];
1123 [[view window] setFrame: s display: NO];
1124 [[view window] orderBack: NSApp];
1125 [[view window] orderOut: NSApp];
1126 [[view window] setFrame: t display: NO];
1127 }
1128 [[view window] miniaturize: NSApp];
1129 }
1131 /* Free X resources of frame F. */
1133 void
1134 x_free_frame_resources (struct frame *f)
1135 {
1136 NSView *view;
1137 struct ns_display_info *dpyinfo;
1138 Mouse_HLInfo *hlinfo;
1140 NSTRACE (x_free_frame_resources);
1141 check_window_system (f);
1142 view = FRAME_NS_VIEW (f);
1143 dpyinfo = FRAME_DISPLAY_INFO (f);
1144 hlinfo = MOUSE_HL_INFO (f);
1146 [(EmacsView *)view setWindowClosing: YES]; /* may not have been informed */
1148 block_input ();
1150 free_frame_menubar (f);
1152 if (FRAME_FACE_CACHE (f))
1153 free_frame_faces (f);
1155 if (f == dpyinfo->x_focus_frame)
1156 dpyinfo->x_focus_frame = 0;
1157 if (f == dpyinfo->x_highlight_frame)
1158 dpyinfo->x_highlight_frame = 0;
1159 if (f == hlinfo->mouse_face_mouse_frame)
1160 reset_mouse_highlight (hlinfo);
1162 if (f->output_data.ns->miniimage != nil)
1163 [f->output_data.ns->miniimage release];
1165 [[view window] close];
1166 [view release];
1168 xfree (f->output_data.ns);
1170 unblock_input ();
1171 }
1173 void
1174 x_destroy_window (struct frame *f)
1175 /* --------------------------------------------------------------------------
1176 External: Delete the window
1177 -------------------------------------------------------------------------- */
1178 {
1179 NSTRACE (x_destroy_window);
1180 check_window_system (f);
1181 x_free_frame_resources (f);
1182 ns_window_num--;
1183 }
1186 void
1187 x_set_offset (struct frame *f, int xoff, int yoff, int change_grav)
1188 /* --------------------------------------------------------------------------
1189 External: Position the window
1190 -------------------------------------------------------------------------- */
1191 {
1192 NSView *view = FRAME_NS_VIEW (f);
1193 NSArray *screens = [NSScreen screens];
1194 NSScreen *fscreen = [screens objectAtIndex: 0];
1195 NSScreen *screen = [[view window] screen];
1197 NSTRACE (x_set_offset);
1199 block_input ();
1201 f->left_pos = xoff;
1202 f->top_pos = yoff;
1204 if (view != nil && screen && fscreen)
1205 {
1206 f->left_pos = f->size_hint_flags & XNegative
1207 ? [screen visibleFrame].size.width + f->left_pos - FRAME_PIXEL_WIDTH (f)
1208 : f->left_pos;
1209 /* We use visibleFrame here to take menu bar into account.
1210 Ideally we should also adjust left/top with visibleFrame.origin. */
1212 f->top_pos = f->size_hint_flags & YNegative
1213 ? ([screen visibleFrame].size.height + f->top_pos
1214 - FRAME_PIXEL_HEIGHT (f) - FRAME_NS_TITLEBAR_HEIGHT (f)
1215 - FRAME_TOOLBAR_HEIGHT (f))
1216 : f->top_pos;
1217 #ifdef NS_IMPL_GNUSTEP
1218 if (f->left_pos < 100)
1219 f->left_pos = 100; /* don't overlap menu */
1220 #endif
1221 /* Constrain the setFrameTopLeftPoint so we don't move behind the
1222 menu bar. */
1223 f->output_data.ns->dont_constrain = 0;
1224 [[view window] setFrameTopLeftPoint:
1225 NSMakePoint (SCREENMAXBOUND (f->left_pos),
1226 SCREENMAXBOUND ([fscreen frame].size.height
1227 - NS_TOP_POS (f)))];
1228 f->size_hint_flags &= ~(XNegative|YNegative);
1229 }
1231 unblock_input ();
1232 }
1235 void
1236 x_set_window_size (struct frame *f, int change_grav, int cols, int rows)
1237 /* --------------------------------------------------------------------------
1238 Adjust window pixel size based on given character grid size
1239 Impl is a bit more complex than other terms, need to do some
1240 internal clipping.
1241 -------------------------------------------------------------------------- */
1242 {
1243 EmacsView *view = FRAME_NS_VIEW (f);
1244 NSWindow *window = [view window];
1245 NSRect wr = [window frame];
1246 int tb = FRAME_EXTERNAL_TOOL_BAR (f);
1247 int pixelwidth, pixelheight;
1249 NSTRACE (x_set_window_size);
1251 if (view == nil)
1252 return;
1254 /*fprintf (stderr, "\tsetWindowSize: %d x %d, font size %d x %d\n", cols, rows, FRAME_COLUMN_WIDTH (f), FRAME_LINE_HEIGHT (f)); */
1256 block_input ();
1258 check_frame_size (f, &rows, &cols);
1260 f->scroll_bar_actual_width = NS_SCROLL_BAR_WIDTH (f);
1261 compute_fringe_widths (f, 0);
1263 pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols);
1264 pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows);
1266 /* If we have a toolbar, take its height into account. */
1267 if (tb && ! [view isFullscreen])
1268 {
1269 /* NOTE: previously this would generate wrong result if toolbar not
1270 yet displayed and fixing toolbar_height=32 helped, but
1271 now (200903) seems no longer needed */
1272 FRAME_TOOLBAR_HEIGHT (f) =
1273 NSHeight ([window frameRectForContentRect: NSMakeRect (0, 0, 0, 0)])
1274 - FRAME_NS_TITLEBAR_HEIGHT (f);
1275 #ifdef NS_IMPL_GNUSTEP
1276 FRAME_TOOLBAR_HEIGHT (f) -= 3;
1277 #endif
1278 }
1279 else
1280 FRAME_TOOLBAR_HEIGHT (f) = 0;
1282 wr.size.width = pixelwidth + f->border_width;
1283 wr.size.height = pixelheight;
1284 if (! [view isFullscreen])
1285 wr.size.height += FRAME_NS_TITLEBAR_HEIGHT (f)
1286 + FRAME_TOOLBAR_HEIGHT (f);
1288 /* Do not try to constrain to this screen. We may have multiple
1289 screens, and want Emacs to span those. Constraining to screen
1290 prevents that, and that is not nice to the user. */
1291 if (f->output_data.ns->zooming)
1292 f->output_data.ns->zooming = 0;
1293 else
1294 wr.origin.y += FRAME_PIXEL_HEIGHT (f) - pixelheight;
1296 [view setRows: rows andColumns: cols];
1297 [window setFrame: wr display: YES];
1299 /*fprintf (stderr, "\tx_set_window_size %d, %d\t%d, %d\n", cols, rows, pixelwidth, pixelheight); */
1301 /* This is a trick to compensate for Emacs' managing the scrollbar area
1302 as a fixed number of standard character columns. Instead of leaving
1303 blank space for the extra, we chopped it off above. Now for
1304 left-hand scrollbars, we shift all rendering to the left by the
1305 difference between the real width and Emacs' imagined one. For
1306 right-hand bars, don't worry about it since the extra is never used.
1307 (Obviously doesn't work for vertically split windows tho..) */
1308 {
1309 NSPoint origin = FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)
1310 ? NSMakePoint (FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f)
1311 - NS_SCROLL_BAR_WIDTH (f), 0)
1312 : NSMakePoint (0, 0);
1313 [view setFrame: NSMakeRect (0, 0, pixelwidth, pixelheight)];
1314 [view setBoundsOrigin: origin];
1315 }
1317 change_frame_size (f, rows, cols, 0, 1, 0); /* pretend, delay, safe */
1318 FRAME_PIXEL_WIDTH (f) = pixelwidth;
1319 FRAME_PIXEL_HEIGHT (f) = pixelheight;
1320 /* SET_FRAME_GARBAGED (f); // this short-circuits expose call in drawRect */
1322 mark_window_cursors_off (XWINDOW (f->root_window));
1323 cancel_mouse_face (f);
1325 unblock_input ();
1326 }
1329 static void
1330 ns_fullscreen_hook (struct frame *f)
1331 {
1332 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (f);
1334 if (!FRAME_VISIBLE_P (f))
1335 return;
1337 if (! [view fsIsNative] && f->want_fullscreen == FULLSCREEN_BOTH)
1338 {
1339 /* Old style fs don't initiate correctly if created from
1340 init/default-frame alist, so use a timer (not nice...).
1341 */
1342 [NSTimer scheduledTimerWithTimeInterval: 0.5 target: view
1343 selector: @selector (handleFS)
1344 userInfo: nil repeats: NO];
1345 return;
1346 }
1348 block_input ();
1349 [view handleFS];
1350 unblock_input ();
1351 }
1353 /* ==========================================================================
1355 Color management
1357 ========================================================================== */
1360 NSColor *
1361 ns_lookup_indexed_color (unsigned long idx, struct frame *f)
1362 {
1363 struct ns_color_table *color_table = FRAME_DISPLAY_INFO (f)->color_table;
1364 if (idx < 1 || idx >= color_table->avail)
1365 return nil;
1366 return color_table->colors[idx];
1367 }
1370 unsigned long
1371 ns_index_color (NSColor *color, struct frame *f)
1372 {
1373 struct ns_color_table *color_table = FRAME_DISPLAY_INFO (f)->color_table;
1374 ptrdiff_t idx;
1375 ptrdiff_t i;
1377 if (!color_table->colors)
1378 {
1379 color_table->size = NS_COLOR_CAPACITY;
1380 color_table->avail = 1; /* skip idx=0 as marker */
1381 color_table->colors = xmalloc (color_table->size * sizeof (NSColor *));
1382 color_table->colors[0] = nil;
1383 color_table->empty_indices = [[NSMutableSet alloc] init];
1384 }
1386 /* do we already have this color ? */
1387 for (i = 1; i < color_table->avail; i++)
1388 if (color_table->colors[i] && [color_table->colors[i] isEqual: color])
1389 return i;
1391 if ([color_table->empty_indices count] > 0)
1392 {
1393 NSNumber *index = [color_table->empty_indices anyObject];
1394 [color_table->empty_indices removeObject: index];
1395 idx = [index unsignedLongValue];
1396 }
1397 else
1398 {
1399 if (color_table->avail == color_table->size)
1400 color_table->colors =
1401 xpalloc (color_table->colors, &color_table->size, 1,
1402 min (ULONG_MAX, PTRDIFF_MAX), sizeof *color_table->colors);
1403 idx = color_table->avail++;
1404 }
1406 color_table->colors[idx] = color;
1407 [color retain];
1408 /*fprintf(stderr, "color_table: allocated %d\n",idx);*/
1409 return idx;
1410 }
1413 void
1414 ns_free_indexed_color (unsigned long idx, struct frame *f)
1415 {
1416 struct ns_color_table *color_table;
1417 NSColor *color;
1418 NSNumber *index;
1420 if (!f)
1421 return;
1423 color_table = FRAME_DISPLAY_INFO (f)->color_table;
1425 if (idx <= 0 || idx >= color_table->size) {
1426 message1 ("ns_free_indexed_color: Color index out of range.\n");
1427 return;
1428 }
1430 index = [NSNumber numberWithUnsignedInt: idx];
1431 if ([color_table->empty_indices containsObject: index]) {
1432 message1 ("ns_free_indexed_color: attempt to free already freed color.\n");
1433 return;
1434 }
1436 color = color_table->colors[idx];
1437 [color release];
1438 color_table->colors[idx] = nil;
1439 [color_table->empty_indices addObject: index];
1440 /*fprintf(stderr, "color_table: FREED %d\n",idx);*/
1441 }
1444 static int
1445 ns_get_color (const char *name, NSColor **col)
1446 /* --------------------------------------------------------------------------
1447 Parse a color name
1448 -------------------------------------------------------------------------- */
1449 /* On *Step, we attempt to mimic the X11 platform here, down to installing an
1450 X11 rgb.txt-compatible color list in Emacs.clr (see ns_term_init()).
1451 See: http://thread.gmane.org/gmane.emacs.devel/113050/focus=113272). */
1452 {
1453 NSColor *new = nil;
1454 static char hex[20];
1455 int scaling;
1456 float r = -1.0, g, b;
1457 NSString *nsname = [NSString stringWithUTF8String: name];
1459 /*fprintf (stderr, "ns_get_color: '%s'\n", name); */
1460 block_input ();
1462 if ([nsname isEqualToString: @"ns_selection_color"])
1463 {
1464 nsname = ns_selection_color;
1465 name = [ns_selection_color UTF8String];
1466 }
1468 /* First, check for some sort of numeric specification. */
1469 hex[0] = '\0';
1471 if (name[0] == '0' || name[0] == '1' || name[0] == '.') /* RGB decimal */
1472 {
1473 NSScanner *scanner = [NSScanner scannerWithString: nsname];
1474 [scanner scanFloat: &r];
1475 [scanner scanFloat: &g];
1476 [scanner scanFloat: &b];
1477 }
1478 else if (!strncmp(name, "rgb:", 4)) /* A newer X11 format -- rgb:r/g/b */
1479 scaling = (snprintf (hex, sizeof hex, "%s", name + 4) - 2) / 3;
1480 else if (name[0] == '#') /* An old X11 format; convert to newer */
1481 {
1482 int len = (strlen(name) - 1);
1483 int start = (len % 3 == 0) ? 1 : len / 4 + 1;
1484 int i;
1485 scaling = strlen(name+start) / 3;
1486 for (i = 0; i < 3; i++)
1487 sprintf (hex + i * (scaling + 1), "%.*s/", scaling,
1488 name + start + i * scaling);
1489 hex[3 * (scaling + 1) - 1] = '\0';
1490 }
1492 if (hex[0])
1493 {
1494 int rr, gg, bb;
1495 float fscale = scaling == 4 ? 65535.0 : (scaling == 2 ? 255.0 : 15.0);
1496 if (sscanf (hex, "%x/%x/%x", &rr, &gg, &bb))
1497 {
1498 r = rr / fscale;
1499 g = gg / fscale;
1500 b = bb / fscale;
1501 }
1502 }
1504 if (r >= 0.0F)
1505 {
1506 *col = [NSColor colorWithCalibratedRed: r green: g blue: b alpha: 1.0];
1507 unblock_input ();
1508 return 0;
1509 }
1511 /* Otherwise, color is expected to be from a list */
1512 {
1513 NSEnumerator *lenum, *cenum;
1514 NSString *name;
1515 NSColorList *clist;
1517 #ifdef NS_IMPL_GNUSTEP
1518 /* XXX: who is wrong, the requestor or the implementation? */
1519 if ([nsname compare: @"Highlight" options: NSCaseInsensitiveSearch]
1520 == NSOrderedSame)
1521 nsname = @"highlightColor";
1522 #endif
1524 lenum = [[NSColorList availableColorLists] objectEnumerator];
1525 while ( (clist = [lenum nextObject]) && new == nil)
1526 {
1527 cenum = [[clist allKeys] objectEnumerator];
1528 while ( (name = [cenum nextObject]) && new == nil )
1529 {
1530 if ([name compare: nsname
1531 options: NSCaseInsensitiveSearch] == NSOrderedSame )
1532 new = [clist colorWithKey: name];
1533 }
1534 }
1535 }
1537 if (new)
1538 *col = [new colorUsingColorSpaceName: NSCalibratedRGBColorSpace];
1539 unblock_input ();
1540 return new ? 0 : 1;
1541 }
1544 int
1545 ns_lisp_to_color (Lisp_Object color, NSColor **col)
1546 /* --------------------------------------------------------------------------
1547 Convert a Lisp string object to a NS color
1548 -------------------------------------------------------------------------- */
1549 {
1550 NSTRACE (ns_lisp_to_color);
1551 if (STRINGP (color))
1552 return ns_get_color (SSDATA (color), col);
1553 else if (SYMBOLP (color))
1554 return ns_get_color (SSDATA (SYMBOL_NAME (color)), col);
1555 return 1;
1556 }
1559 Lisp_Object
1560 ns_color_to_lisp (NSColor *col)
1561 /* --------------------------------------------------------------------------
1562 Convert a color to a lisp string with the RGB equivalent
1563 -------------------------------------------------------------------------- */
1564 {
1565 EmacsCGFloat red, green, blue, alpha, gray;
1566 char buf[1024];
1567 const char *str;
1568 NSTRACE (ns_color_to_lisp);
1570 block_input ();
1571 if ([[col colorSpaceName] isEqualToString: NSNamedColorSpace])
1573 if ((str =[[col colorNameComponent] UTF8String]))
1574 {
1575 unblock_input ();
1576 return build_string ((char *)str);
1577 }
1579 [[col colorUsingColorSpaceName: NSCalibratedRGBColorSpace]
1580 getRed: &red green: &green blue: &blue alpha: &alpha];
1581 if (red ==green && red ==blue)
1582 {
1583 [[col colorUsingColorSpaceName: NSCalibratedWhiteColorSpace]
1584 getWhite: &gray alpha: &alpha];
1585 snprintf (buf, sizeof (buf), "#%2.2lx%2.2lx%2.2lx",
1586 lrint (gray * 0xff), lrint (gray * 0xff), lrint (gray * 0xff));
1587 unblock_input ();
1588 return build_string (buf);
1589 }
1591 snprintf (buf, sizeof (buf), "#%2.2lx%2.2lx%2.2lx",
1592 lrint (red*0xff), lrint (green*0xff), lrint (blue*0xff));
1594 unblock_input ();
1595 return build_string (buf);
1596 }
1599 void
1600 ns_query_color(void *col, XColor *color_def, int setPixel)
1601 /* --------------------------------------------------------------------------
1602 Get ARGB values out of NSColor col and put them into color_def.
1603 If setPixel, set the pixel to a concatenated version.
1604 and set color_def pixel to the resulting index.
1605 -------------------------------------------------------------------------- */
1606 {
1607 EmacsCGFloat r, g, b, a;
1609 [((NSColor *)col) getRed: &r green: &g blue: &b alpha: &a];
1610 color_def->red = r * 65535;
1611 color_def->green = g * 65535;
1612 color_def->blue = b * 65535;
1614 if (setPixel == YES)
1615 color_def->pixel
1616 = ARGB_TO_ULONG((int)(a*255),
1617 (int)(r*255), (int)(g*255), (int)(b*255));
1618 }
1621 bool
1622 ns_defined_color (struct frame *f,
1623 const char *name,
1624 XColor *color_def,
1625 bool alloc,
1626 bool makeIndex)
1627 /* --------------------------------------------------------------------------
1628 Return true if named color found, and set color_def rgb accordingly.
1629 If makeIndex and alloc are nonzero put the color in the color_table,
1630 and set color_def pixel to the resulting index.
1631 If makeIndex is zero, set color_def pixel to ARGB.
1632 Return false if not found
1633 -------------------------------------------------------------------------- */
1634 {
1635 NSColor *col;
1636 NSTRACE (ns_defined_color);
1638 block_input ();
1639 if (ns_get_color (name, &col) != 0) /* Color not found */
1640 {
1641 unblock_input ();
1642 return 0;
1643 }
1644 if (makeIndex && alloc)
1645 color_def->pixel = ns_index_color (col, f);
1646 ns_query_color (col, color_def, !makeIndex);
1647 unblock_input ();
1648 return 1;
1649 }
1652 void
1653 x_set_frame_alpha (struct frame *f)
1654 /* --------------------------------------------------------------------------
1655 change the entire-frame transparency
1656 -------------------------------------------------------------------------- */
1657 {
1658 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (f);
1659 double alpha = 1.0;
1660 double alpha_min = 1.0;
1662 if (dpyinfo->x_highlight_frame == f)
1663 alpha = f->alpha[0];
1664 else
1665 alpha = f->alpha[1];
1667 if (FLOATP (Vframe_alpha_lower_limit))
1668 alpha_min = XFLOAT_DATA (Vframe_alpha_lower_limit);
1669 else if (INTEGERP (Vframe_alpha_lower_limit))
1670 alpha_min = (XINT (Vframe_alpha_lower_limit)) / 100.0;
1672 if (alpha < 0.0)
1673 return;
1674 else if (1.0 < alpha)
1675 alpha = 1.0;
1676 else if (0.0 <= alpha && alpha < alpha_min && alpha_min <= 1.0)
1677 alpha = alpha_min;
1679 #ifdef NS_IMPL_COCOA
1680 {
1681 EmacsView *view = FRAME_NS_VIEW (f);
1682 [[view window] setAlphaValue: alpha];
1683 }
1684 #endif
1685 }
1688 /* ==========================================================================
1690 Mouse handling
1692 ========================================================================== */
1695 void
1696 x_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y)
1697 /* --------------------------------------------------------------------------
1698 Programmatically reposition mouse pointer in pixel coordinates
1699 -------------------------------------------------------------------------- */
1700 {
1701 NSTRACE (x_set_mouse_pixel_position);
1702 ns_raise_frame (f);
1703 #if 0
1704 /* FIXME: this does not work, and what about GNUstep? */
1705 #ifdef NS_IMPL_COCOA
1706 [FRAME_NS_VIEW (f) lockFocus];
1707 PSsetmouse ((float)pix_x, (float)pix_y);
1708 [FRAME_NS_VIEW (f) unlockFocus];
1709 #endif
1710 #endif
1711 }
1714 void
1715 x_set_mouse_position (struct frame *f, int h, int v)
1716 /* --------------------------------------------------------------------------
1717 Programmatically reposition mouse pointer in character coordinates
1718 -------------------------------------------------------------------------- */
1719 {
1720 int pix_x, pix_y;
1722 pix_x = FRAME_COL_TO_PIXEL_X (f, h) + FRAME_COLUMN_WIDTH (f) / 2;
1723 pix_y = FRAME_LINE_TO_PIXEL_Y (f, v) + FRAME_LINE_HEIGHT (f) / 2;
1725 if (pix_x < 0) pix_x = 0;
1726 if (pix_x > FRAME_PIXEL_WIDTH (f)) pix_x = FRAME_PIXEL_WIDTH (f);
1728 if (pix_y < 0) pix_y = 0;
1729 if (pix_y > FRAME_PIXEL_HEIGHT (f)) pix_y = FRAME_PIXEL_HEIGHT (f);
1731 x_set_mouse_pixel_position (f, pix_x, pix_y);
1732 }
1735 static int
1736 note_mouse_movement (struct frame *frame, CGFloat x, CGFloat y)
1737 /* ------------------------------------------------------------------------
1738 Called by EmacsView on mouseMovement events. Passes on
1739 to emacs mainstream code if we moved off of a rect of interest
1740 known as last_mouse_glyph.
1741 ------------------------------------------------------------------------ */
1742 {
1743 // NSTRACE (note_mouse_movement);
1745 XSETFRAME (last_mouse_motion_frame, frame);
1747 /* Note, this doesn't get called for enter/leave, since we don't have a
1748 position. Those are taken care of in the corresponding NSView methods. */
1750 /* has movement gone beyond last rect we were tracking? */
1751 if (x < last_mouse_glyph.origin.x ||
1752 x >= (last_mouse_glyph.origin.x + last_mouse_glyph.size.width) ||
1753 y < last_mouse_glyph.origin.y ||
1754 y >= (last_mouse_glyph.origin.y + last_mouse_glyph.size.height))
1755 {
1756 ns_update_begin(frame);
1757 frame->mouse_moved = 1;
1758 note_mouse_highlight (frame, x, y);
1759 remember_mouse_glyph (frame, x, y, &last_mouse_glyph);
1760 ns_update_end(frame);
1761 return 1;
1762 }
1764 return 0;
1765 }
1768 static void
1769 ns_mouse_position (struct frame **fp, int insist, Lisp_Object *bar_window,
1770 enum scroll_bar_part *part, Lisp_Object *x, Lisp_Object *y,
1771 Time *time)
1772 /* --------------------------------------------------------------------------
1773 External (hook): inform emacs about mouse position and hit parts.
1774 If a scrollbar is being dragged, set bar_window, part, x, y, time.
1775 x & y should be position in the scrollbar (the whole bar, not the handle)
1776 and length of scrollbar respectively
1777 -------------------------------------------------------------------------- */
1778 {
1779 id view;
1780 NSPoint position;
1781 Lisp_Object frame, tail;
1782 struct frame *f;
1783 struct ns_display_info *dpyinfo;
1785 NSTRACE (ns_mouse_position);
1787 if (*fp == NULL)
1788 {
1789 fprintf (stderr, "Warning: ns_mouse_position () called with null *fp.\n");
1790 return;
1791 }
1793 dpyinfo = FRAME_DISPLAY_INFO (*fp);
1795 block_input ();
1797 if (last_mouse_scroll_bar != nil && insist == 0)
1798 {
1799 /* TODO: we do not use this path at the moment because drag events will
1800 go directly to the EmacsScroller. Leaving code in for now. */
1801 [last_mouse_scroll_bar getMouseMotionPart: (int *)part window: bar_window
1802 x: x y: y];
1803 if (time) *time = last_mouse_movement_time;
1804 last_mouse_scroll_bar = nil;
1805 }
1806 else
1807 {
1808 /* Clear the mouse-moved flag for every frame on this display. */
1809 FOR_EACH_FRAME (tail, frame)
1810 if (FRAME_NS_P (XFRAME (frame))
1811 && FRAME_NS_DISPLAY (XFRAME (frame)) == FRAME_NS_DISPLAY (*fp))
1812 XFRAME (frame)->mouse_moved = 0;
1814 last_mouse_scroll_bar = nil;
1815 if (last_mouse_frame && FRAME_LIVE_P (last_mouse_frame))
1816 f = last_mouse_frame;
1817 else
1818 f = dpyinfo->x_focus_frame ? dpyinfo->x_focus_frame
1819 : SELECTED_FRAME ();
1821 if (f && FRAME_NS_P (f))
1822 {
1823 view = FRAME_NS_VIEW (*fp);
1825 position = [[view window] mouseLocationOutsideOfEventStream];
1826 position = [view convertPoint: position fromView: nil];
1827 remember_mouse_glyph (f, position.x, position.y, &last_mouse_glyph);
1828 /*fprintf (stderr, "ns_mouse_position: %.0f, %.0f\n", position.x, position.y); */
1830 if (bar_window) *bar_window = Qnil;
1831 if (part) *part = 0; /*scroll_bar_handle; */
1833 if (x) XSETINT (*x, lrint (position.x));
1834 if (y) XSETINT (*y, lrint (position.y));
1835 if (time) *time = last_mouse_movement_time;
1836 *fp = f;
1837 }
1838 }
1840 unblock_input ();
1841 }
1844 static void
1845 ns_frame_up_to_date (struct frame *f)
1846 /* --------------------------------------------------------------------------
1847 External (hook): Fix up mouse highlighting right after a full update.
1848 Can't use FRAME_MOUSE_UPDATE due to ns_frame_begin and ns_frame_end calls.
1849 -------------------------------------------------------------------------- */
1850 {
1851 NSTRACE (ns_frame_up_to_date);
1853 if (FRAME_NS_P (f))
1854 {
1855 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
1856 if (f == hlinfo->mouse_face_mouse_frame)
1857 {
1858 block_input ();
1859 ns_update_begin(f);
1860 note_mouse_highlight (hlinfo->mouse_face_mouse_frame,
1861 hlinfo->mouse_face_mouse_x,
1862 hlinfo->mouse_face_mouse_y);
1863 ns_update_end(f);
1864 unblock_input ();
1865 }
1866 }
1867 }
1870 static void
1871 ns_define_frame_cursor (struct frame *f, Cursor cursor)
1872 /* --------------------------------------------------------------------------
1873 External (RIF): set frame mouse pointer type.
1874 -------------------------------------------------------------------------- */
1875 {
1876 NSTRACE (ns_define_frame_cursor);
1877 if (FRAME_POINTER_TYPE (f) != cursor)
1878 {
1879 EmacsView *view = FRAME_NS_VIEW (f);
1880 FRAME_POINTER_TYPE (f) = cursor;
1881 [[view window] invalidateCursorRectsForView: view];
1882 /* Redisplay assumes this function also draws the changed frame
1883 cursor, but this function doesn't, so do it explicitly. */
1884 x_update_cursor (f, 1);
1885 }
1886 }
1890 /* ==========================================================================
1892 Keyboard handling
1894 ========================================================================== */
1897 static unsigned
1898 ns_convert_key (unsigned code)
1899 /* --------------------------------------------------------------------------
1900 Internal call used by NSView-keyDown.
1901 -------------------------------------------------------------------------- */
1902 {
1903 const unsigned last_keysym = (sizeof (convert_ns_to_X_keysym)
1904 / sizeof (convert_ns_to_X_keysym[0]));
1905 unsigned keysym;
1906 /* An array would be faster, but less easy to read. */
1907 for (keysym = 0; keysym < last_keysym; keysym += 2)
1908 if (code == convert_ns_to_X_keysym[keysym])
1909 return 0xFF00 | convert_ns_to_X_keysym[keysym+1];
1910 return 0;
1911 /* if decide to use keyCode and Carbon table, use this line:
1912 return code > 0xff ? 0 : 0xFF00 | ns_keycode_to_xkeysym_table[code]; */
1913 }
1916 char *
1917 x_get_keysym_name (int keysym)
1918 /* --------------------------------------------------------------------------
1919 Called by keyboard.c. Not sure if the return val is important, except
1920 that it be unique.
1921 -------------------------------------------------------------------------- */
1922 {
1923 static char value[16];
1924 NSTRACE (x_get_keysym_name);
1925 sprintf (value, "%d", keysym);
1926 return value;
1927 }
1931 /* ==========================================================================
1933 Block drawing operations
1935 ========================================================================== */
1938 static void
1939 ns_redraw_scroll_bars (struct frame *f)
1940 {
1941 int i;
1942 id view;
1943 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
1944 NSTRACE (ns_redraw_scroll_bars);
1945 for (i =[subviews count]-1; i >= 0; i--)
1946 {
1947 view = [subviews objectAtIndex: i];
1948 if (![view isKindOfClass: [EmacsScroller class]]) continue;
1949 [view display];
1950 }
1951 }
1954 void
1955 ns_clear_frame (struct frame *f)
1956 /* --------------------------------------------------------------------------
1957 External (hook): Erase the entire frame
1958 -------------------------------------------------------------------------- */
1959 {
1960 NSView *view = FRAME_NS_VIEW (f);
1961 NSRect r;
1963 NSTRACE (ns_clear_frame);
1965 /* comes on initial frame because we have
1966 after-make-frame-functions = select-frame */
1967 if (!FRAME_DEFAULT_FACE (f))
1968 return;
1970 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f)));
1972 r = [view bounds];
1974 block_input ();
1975 ns_focus (f, &r, 1);
1976 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (FRAME_DEFAULT_FACE (f)), f) set];
1977 NSRectFill (r);
1978 ns_unfocus (f);
1980 /* as of 2006/11 or so this is now needed */
1981 ns_redraw_scroll_bars (f);
1982 unblock_input ();
1983 }
1986 static void
1987 ns_clear_frame_area (struct frame *f, int x, int y, int width, int height)
1988 /* --------------------------------------------------------------------------
1989 External (RIF): Clear section of frame
1990 -------------------------------------------------------------------------- */
1991 {
1992 NSRect r = NSMakeRect (x, y, width, height);
1993 NSView *view = FRAME_NS_VIEW (f);
1994 struct face *face = FRAME_DEFAULT_FACE (f);
1996 if (!view || !face)
1997 return;
1999 NSTRACE (ns_clear_frame_area);
2001 r = NSIntersectionRect (r, [view frame]);
2002 ns_focus (f, &r, 1);
2003 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), f) set];
2005 NSRectFill (r);
2007 ns_unfocus (f);
2008 return;
2009 }
2012 static void
2013 ns_scroll_run (struct window *w, struct run *run)
2014 /* --------------------------------------------------------------------------
2015 External (RIF): Insert or delete n lines at line vpos
2016 -------------------------------------------------------------------------- */
2017 {
2018 struct frame *f = XFRAME (w->frame);
2019 int x, y, width, height, from_y, to_y, bottom_y;
2021 NSTRACE (ns_scroll_run);
2023 /* begin copy from other terms */
2024 /* Get frame-relative bounding box of the text display area of W,
2025 without mode lines. Include in this box the left and right
2026 fringe of W. */
2027 window_box (w, ANY_AREA, &x, &y, &width, &height);
2029 from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y);
2030 to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y);
2031 bottom_y = y + height;
2033 if (to_y < from_y)
2034 {
2035 /* Scrolling up. Make sure we don't copy part of the mode
2036 line at the bottom. */
2037 if (from_y + run->height > bottom_y)
2038 height = bottom_y - from_y;
2039 else
2040 height = run->height;
2041 }
2042 else
2043 {
2044 /* Scrolling down. Make sure we don't copy over the mode line.
2045 at the bottom. */
2046 if (to_y + run->height > bottom_y)
2047 height = bottom_y - to_y;
2048 else
2049 height = run->height;
2050 }
2051 /* end copy from other terms */
2053 if (height == 0)
2054 return;
2056 block_input ();
2058 x_clear_cursor (w);
2060 {
2061 NSRect srcRect = NSMakeRect (x, from_y, width, height);
2062 NSRect dstRect = NSMakeRect (x, to_y, width, height);
2063 NSPoint dstOrigin = NSMakePoint (x, to_y);
2065 ns_focus (f, &dstRect, 1);
2066 NSCopyBits (0, srcRect , dstOrigin);
2067 ns_unfocus (f);
2068 }
2070 unblock_input ();
2071 }
2074 static void
2075 ns_after_update_window_line (struct window *w, struct glyph_row *desired_row)
2076 /* --------------------------------------------------------------------------
2077 External (RIF): preparatory to fringe update after text was updated
2078 -------------------------------------------------------------------------- */
2079 {
2080 struct frame *f;
2081 int width, height;
2083 NSTRACE (ns_after_update_window_line);
2085 /* begin copy from other terms */
2086 eassert (w);
2088 if (!desired_row->mode_line_p && !w->pseudo_window_p)
2089 desired_row->redraw_fringe_bitmaps_p = 1;
2091 /* When a window has disappeared, make sure that no rest of
2092 full-width rows stays visible in the internal border. */
2093 if (windows_or_buffers_changed
2094 && desired_row->full_width_p
2095 && (f = XFRAME (w->frame),
2096 width = FRAME_INTERNAL_BORDER_WIDTH (f),
2097 width != 0)
2098 && (height = desired_row->visible_height,
2099 height > 0))
2100 {
2101 int y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, desired_row->y));
2103 block_input ();
2104 ns_clear_frame_area (f, 0, y, width, height);
2105 ns_clear_frame_area (f,
2106 FRAME_PIXEL_WIDTH (f) - width,
2107 y, width, height);
2108 unblock_input ();
2109 }
2110 }
2113 static void
2114 ns_shift_glyphs_for_insert (struct frame *f,
2115 int x, int y, int width, int height,
2116 int shift_by)
2117 /* --------------------------------------------------------------------------
2118 External (RIF): copy an area horizontally, don't worry about clearing src
2119 -------------------------------------------------------------------------- */
2120 {
2121 NSRect srcRect = NSMakeRect (x, y, width, height);
2122 NSRect dstRect = NSMakeRect (x+shift_by, y, width, height);
2123 NSPoint dstOrigin = dstRect.origin;
2125 NSTRACE (ns_shift_glyphs_for_insert);
2127 ns_focus (f, &dstRect, 1);
2128 NSCopyBits (0, srcRect, dstOrigin);
2129 ns_unfocus (f);
2130 }
2134 /* ==========================================================================
2136 Character encoding and metrics
2138 ========================================================================== */
2141 static void
2142 ns_compute_glyph_string_overhangs (struct glyph_string *s)
2143 /* --------------------------------------------------------------------------
2144 External (RIF); compute left/right overhang of whole string and set in s
2145 -------------------------------------------------------------------------- */
2146 {
2147 struct font *font = s->font;
2149 if (s->char2b)
2150 {
2151 struct font_metrics metrics;
2152 unsigned int codes[2];
2153 codes[0] = *(s->char2b);
2154 codes[1] = *(s->char2b + s->nchars - 1);
2156 font->driver->text_extents (font, codes, 2, &metrics);
2157 s->left_overhang = -metrics.lbearing;
2158 s->right_overhang
2159 = metrics.rbearing > metrics.width
2160 ? metrics.rbearing - metrics.width : 0;
2161 }
2162 else
2163 {
2164 s->left_overhang = 0;
2165 if (EQ (font->driver->type, Qns))
2166 s->right_overhang = ((struct nsfont_info *)font)->ital ?
2167 FONT_HEIGHT (font) * 0.2 : 0;
2168 else
2169 s->right_overhang = 0;
2170 }
2171 }
2175 /* ==========================================================================
2177 Fringe and cursor drawing
2179 ========================================================================== */
2182 extern int max_used_fringe_bitmap;
2183 static void
2184 ns_draw_fringe_bitmap (struct window *w, struct glyph_row *row,
2185 struct draw_fringe_bitmap_params *p)
2186 /* --------------------------------------------------------------------------
2187 External (RIF); fringe-related
2188 -------------------------------------------------------------------------- */
2189 {
2190 struct frame *f = XFRAME (WINDOW_FRAME (w));
2191 struct face *face = p->face;
2192 static EmacsImage **bimgs = NULL;
2193 static int nBimgs = 0;
2195 /* grow bimgs if needed */
2196 if (nBimgs < max_used_fringe_bitmap)
2197 {
2198 bimgs = xrealloc (bimgs, max_used_fringe_bitmap * sizeof *bimgs);
2199 memset (bimgs + nBimgs, 0,
2200 (max_used_fringe_bitmap - nBimgs) * sizeof *bimgs);
2201 nBimgs = max_used_fringe_bitmap;
2202 }
2204 /* Must clip because of partially visible lines. */
2205 ns_clip_to_row (w, row, ANY_AREA, YES);
2207 if (!p->overlay_p)
2208 {
2209 int bx = p->bx, by = p->by, nx = p->nx, ny = p->ny;
2211 /* If the fringe is adjacent to the left (right) scroll bar of a
2212 leftmost (rightmost, respectively) window, then extend its
2213 background to the gap between the fringe and the bar. */
2214 if ((WINDOW_LEFTMOST_P (w)
2215 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w))
2216 || (WINDOW_RIGHTMOST_P (w)
2217 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w)))
2218 {
2219 int sb_width = WINDOW_CONFIG_SCROLL_BAR_WIDTH (w);
2221 if (sb_width > 0)
2222 {
2223 int bar_area_x = WINDOW_SCROLL_BAR_AREA_X (w);
2224 int bar_area_width = (WINDOW_CONFIG_SCROLL_BAR_COLS (w)
2225 * FRAME_COLUMN_WIDTH (f));
2227 if (bx < 0)
2228 {
2229 /* Bitmap fills the fringe. */
2230 if (bar_area_x + bar_area_width == p->x)
2231 bx = bar_area_x + sb_width;
2232 else if (p->x + p->wd == bar_area_x)
2233 bx = bar_area_x;
2234 if (bx >= 0)
2235 {
2236 int header_line_height = WINDOW_HEADER_LINE_HEIGHT (w);
2238 nx = bar_area_width - sb_width;
2239 by = WINDOW_TO_FRAME_PIXEL_Y (w, max (header_line_height,
2240 row->y));
2241 ny = row->visible_height;
2242 }
2243 }
2244 else
2245 {
2246 if (bar_area_x + bar_area_width == bx)
2247 {
2248 bx = bar_area_x + sb_width;
2249 nx += bar_area_width - sb_width;
2250 }
2251 else if (bx + nx == bar_area_x)
2252 nx += bar_area_width - sb_width;
2253 }
2254 }
2255 }
2257 if (bx >= 0 && nx > 0)
2258 {
2259 NSRect r = NSMakeRect (bx, by, nx, ny);
2260 NSRectClip (r);
2261 [ns_lookup_indexed_color (face->background, f) set];
2262 NSRectFill (r);
2263 }
2264 }
2266 if (p->which)
2267 {
2268 NSRect r = NSMakeRect (p->x, p->y, p->wd, p->h);
2269 EmacsImage *img = bimgs[p->which - 1];
2271 if (!img)
2272 {
2273 unsigned short *bits = p->bits + p->dh;
2274 int len = p->h;
2275 int i;
2276 unsigned char *cbits = xmalloc (len);
2278 for (i = 0; i < len; i++)
2279 cbits[i] = ~(bits[i] & 0xff);
2280 img = [[EmacsImage alloc] initFromXBM: cbits width: 8 height: p->h
2281 flip: NO];
2282 bimgs[p->which - 1] = img;
2283 xfree (cbits);
2284 }
2286 NSRectClip (r);
2287 /* Since we composite the bitmap instead of just blitting it, we need
2288 to erase the whole background. */
2289 [ns_lookup_indexed_color(face->background, f) set];
2290 NSRectFill (r);
2291 [img setXBMColor: ns_lookup_indexed_color(face->foreground, f)];
2292 #if defined (NS_IMPL_COCOA) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
2293 [img drawInRect: r
2294 fromRect: NSZeroRect
2295 operation: NSCompositeSourceOver
2296 fraction: 1.0
2297 respectFlipped: YES
2298 hints: nil];
2299 #else
2300 {
2301 NSPoint pt = r.origin;
2302 pt.y += p->h;
2303 [img compositeToPoint: pt operation: NSCompositeSourceOver];
2304 }
2305 #endif
2306 }
2307 ns_unfocus (f);
2308 }
2311 static void
2312 ns_draw_window_cursor (struct window *w, struct glyph_row *glyph_row,
2313 int x, int y, enum text_cursor_kinds cursor_type,
2314 int cursor_width, bool on_p, bool active_p)
2315 /* --------------------------------------------------------------------------
2316 External call (RIF): draw cursor.
2317 Note that CURSOR_WIDTH is meaningful only for (h)bar cursors.
2318 -------------------------------------------------------------------------- */
2319 {
2320 NSRect r, s;
2321 int fx, fy, h, cursor_height;
2322 struct frame *f = WINDOW_XFRAME (w);
2323 struct glyph *phys_cursor_glyph;
2324 struct glyph *cursor_glyph;
2325 struct face *face;
2326 NSColor *hollow_color = FRAME_BACKGROUND_COLOR (f);
2328 /* If cursor is out of bounds, don't draw garbage. This can happen
2329 in mini-buffer windows when switching between echo area glyphs
2330 and mini-buffer. */
2332 NSTRACE (dumpcursor);
2334 if (!on_p)
2335 return;
2337 w->phys_cursor_type = cursor_type;
2338 w->phys_cursor_on_p = on_p;
2340 if (cursor_type == NO_CURSOR)
2341 {
2342 w->phys_cursor_width = 0;
2343 return;
2344 }
2346 if ((phys_cursor_glyph = get_phys_cursor_glyph (w)) == NULL)
2347 {
2348 if (glyph_row->exact_window_width_line_p
2349 && w->phys_cursor.hpos >= glyph_row->used[TEXT_AREA])
2350 {
2351 glyph_row->cursor_in_fringe_p = 1;
2352 draw_fringe_bitmap (w, glyph_row, 0);
2353 }
2354 return;
2355 }
2357 /* We draw the cursor (with NSRectFill), then draw the glyph on top
2358 (other terminals do it the other way round). We must set
2359 w->phys_cursor_width to the cursor width. For bar cursors, that
2360 is CURSOR_WIDTH; for box cursors, it is the glyph width. */
2361 get_phys_cursor_geometry (w, glyph_row, phys_cursor_glyph, &fx, &fy, &h);
2363 /* The above get_phys_cursor_geometry call set w->phys_cursor_width
2364 to the glyph width; replace with CURSOR_WIDTH for (V)BAR cursors. */
2365 if (cursor_type == BAR_CURSOR)
2366 {
2367 if (cursor_width < 1)
2368 cursor_width = max (FRAME_CURSOR_WIDTH (f), 1);
2369 w->phys_cursor_width = cursor_width;
2370 }
2371 /* If we have an HBAR, "cursor_width" MAY specify height. */
2372 else if (cursor_type == HBAR_CURSOR)
2373 {
2374 cursor_height = (cursor_width < 1) ? lrint (0.25 * h) : cursor_width;
2375 fy += h - cursor_height;
2376 h = cursor_height;
2377 }
2379 r.origin.x = fx, r.origin.y = fy;
2380 r.size.height = h;
2381 r.size.width = w->phys_cursor_width;
2383 /* TODO: only needed in rare cases with last-resort font in HELLO..
2384 should we do this more efficiently? */
2385 ns_clip_to_row (w, glyph_row, ANY_AREA, NO); /* do ns_focus(f, &r, 1); if remove */
2388 face = FACE_FROM_ID (f, phys_cursor_glyph->face_id);
2389 if (face && NS_FACE_BACKGROUND (face)
2390 == ns_index_color (FRAME_CURSOR_COLOR (f), f))
2391 {
2392 [ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), f) set];
2393 hollow_color = FRAME_CURSOR_COLOR (f);
2394 }
2395 else
2396 [FRAME_CURSOR_COLOR (f) set];
2398 #ifdef NS_IMPL_COCOA
2399 /* TODO: This makes drawing of cursor plus that of phys_cursor_glyph
2400 atomic. Cleaner ways of doing this should be investigated.
2401 One way would be to set a global variable DRAWING_CURSOR
2402 when making the call to draw_phys..(), don't focus in that
2403 case, then move the ns_unfocus() here after that call. */
2404 NSDisableScreenUpdates ();
2405 #endif
2407 switch (cursor_type)
2408 {
2409 case NO_CURSOR:
2410 break;
2411 case FILLED_BOX_CURSOR:
2412 NSRectFill (r);
2413 break;
2414 case HOLLOW_BOX_CURSOR:
2415 NSRectFill (r);
2416 [hollow_color set];
2417 NSRectFill (NSInsetRect (r, 1, 1));
2418 [FRAME_CURSOR_COLOR (f) set];
2419 break;
2420 case HBAR_CURSOR:
2421 NSRectFill (r);
2422 break;
2423 case BAR_CURSOR:
2424 s = r;
2425 /* If the character under cursor is R2L, draw the bar cursor
2426 on the right of its glyph, rather than on the left. */
2427 cursor_glyph = get_phys_cursor_glyph (w);
2428 if ((cursor_glyph->resolved_level & 1) != 0)
2429 s.origin.x += cursor_glyph->pixel_width - s.size.width;
2431 NSRectFill (s);
2432 break;
2433 }
2434 ns_unfocus (f);
2436 /* draw the character under the cursor */
2437 if (cursor_type != NO_CURSOR)
2438 draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR);
2440 #ifdef NS_IMPL_COCOA
2441 NSEnableScreenUpdates ();
2442 #endif
2444 }
2447 static void
2448 ns_draw_vertical_window_border (struct window *w, int x, int y0, int y1)
2449 /* --------------------------------------------------------------------------
2450 External (RIF): Draw a vertical line.
2451 -------------------------------------------------------------------------- */
2452 {
2453 struct frame *f = XFRAME (WINDOW_FRAME (w));
2454 struct face *face;
2455 NSRect r = NSMakeRect (x, y0, 1, y1-y0);
2457 NSTRACE (ns_draw_vertical_window_border);
2459 face = FACE_FROM_ID (f, VERTICAL_BORDER_FACE_ID);
2460 if (face)
2461 [ns_lookup_indexed_color(face->foreground, f) set];
2463 ns_focus (f, &r, 1);
2464 NSRectFill(r);
2465 ns_unfocus (f);
2466 }
2469 void
2470 show_hourglass (struct atimer *timer)
2471 {
2472 if (hourglass_shown_p)
2473 return;
2475 block_input ();
2477 /* TODO: add NSProgressIndicator to selected frame (see macfns.c) */
2479 hourglass_shown_p = 1;
2480 unblock_input ();
2481 }
2484 void
2485 hide_hourglass (void)
2486 {
2487 if (!hourglass_shown_p)
2488 return;
2490 block_input ();
2492 /* TODO: remove NSProgressIndicator from all frames */
2494 hourglass_shown_p = 0;
2495 unblock_input ();
2496 }
2500 /* ==========================================================================
2502 Glyph drawing operations
2504 ========================================================================== */
2506 static int
2507 ns_get_glyph_string_clip_rect (struct glyph_string *s, NativeRectangle *nr)
2508 /* --------------------------------------------------------------------------
2509 Wrapper utility to account for internal border width on full-width lines,
2510 and allow top full-width rows to hit the frame top. nr should be pointer
2511 to two successive NSRects. Number of rects actually used is returned.
2512 -------------------------------------------------------------------------- */
2513 {
2514 int n = get_glyph_string_clip_rects (s, nr, 2);
2515 return n;
2516 }
2518 /* --------------------------------------------------------------------
2519 Draw a wavy line under glyph string s. The wave fills wave_height
2520 pixels from y.
2522 x wave_length = 2
2523 --
2524 y * * * * *
2525 |* * * * * * * * *
2526 wave_height = 3 | * * * *
2527 --------------------------------------------------------------------- */
2529 static void
2530 ns_draw_underwave (struct glyph_string *s, EmacsCGFloat width, EmacsCGFloat x)
2531 {
2532 int wave_height = 3, wave_length = 2;
2533 int y, dx, dy, odd, xmax;
2534 NSPoint a, b;
2535 NSRect waveClip;
2537 dx = wave_length;
2538 dy = wave_height - 1;
2539 y = s->ybase - wave_height + 3;
2540 xmax = x + width;
2542 /* Find and set clipping rectangle */
2543 waveClip = NSMakeRect (x, y, width, wave_height);
2544 [[NSGraphicsContext currentContext] saveGraphicsState];
2545 NSRectClip (waveClip);
2547 /* Draw the waves */
2548 a.x = x - ((int)(x) % dx) + (EmacsCGFloat) 0.5;
2549 b.x = a.x + dx;
2550 odd = (int)(a.x/dx) % 2;
2551 a.y = b.y = y + 0.5;
2553 if (odd)
2554 a.y += dy;
2555 else
2556 b.y += dy;
2558 while (a.x <= xmax)
2559 {
2560 [NSBezierPath strokeLineFromPoint:a toPoint:b];
2561 a.x = b.x, a.y = b.y;
2562 b.x += dx, b.y = y + 0.5 + odd*dy;
2563 odd = !odd;
2564 }
2566 /* Restore previous clipping rectangle(s) */
2567 [[NSGraphicsContext currentContext] restoreGraphicsState];
2568 }
2572 void
2573 ns_draw_text_decoration (struct glyph_string *s, struct face *face,
2574 NSColor *defaultCol, CGFloat width, CGFloat x)
2575 /* --------------------------------------------------------------------------
2576 Draw underline, overline, and strike-through on glyph string s.
2577 -------------------------------------------------------------------------- */
2578 {
2579 if (s->for_overlaps)
2580 return;
2582 /* Do underline. */
2583 if (face->underline_p)
2584 {
2585 if (s->face->underline_type == FACE_UNDER_WAVE)
2586 {
2587 if (face->underline_defaulted_p)
2588 [defaultCol set];
2589 else
2590 [ns_lookup_indexed_color (face->underline_color, s->f) set];
2592 ns_draw_underwave (s, width, x);
2593 }
2594 else if (s->face->underline_type == FACE_UNDER_LINE)
2595 {
2597 NSRect r;
2598 unsigned long thickness, position;
2600 /* If the prev was underlined, match its appearance. */
2601 if (s->prev && s->prev->face->underline_p
2602 && s->prev->face->underline_type == FACE_UNDER_LINE
2603 && s->prev->underline_thickness > 0)
2604 {
2605 thickness = s->prev->underline_thickness;
2606 position = s->prev->underline_position;
2607 }
2608 else
2609 {
2610 struct font *font;
2611 unsigned long descent;
2613 font=s->font;
2614 descent = s->y + s->height - s->ybase;
2616 /* Use underline thickness of font, defaulting to 1. */
2617 thickness = (font && font->underline_thickness > 0)
2618 ? font->underline_thickness : 1;
2620 /* Determine the offset of underlining from the baseline. */
2621 if (x_underline_at_descent_line)
2622 position = descent - thickness;
2623 else if (x_use_underline_position_properties
2624 && font && font->underline_position >= 0)
2625 position = font->underline_position;
2626 else if (font)
2627 position = lround (font->descent / 2);
2628 else
2629 position = underline_minimum_offset;
2631 position = max (position, underline_minimum_offset);
2633 /* Ensure underlining is not cropped. */
2634 if (descent <= position)
2635 {
2636 position = descent - 1;
2637 thickness = 1;
2638 }
2639 else if (descent < position + thickness)
2640 thickness = 1;
2641 }
2643 s->underline_thickness = thickness;
2644 s->underline_position = position;
2646 r = NSMakeRect (x, s->ybase + position, width, thickness);
2648 if (face->underline_defaulted_p)
2649 [defaultCol set];
2650 else
2651 [ns_lookup_indexed_color (face->underline_color, s->f) set];
2652 NSRectFill (r);
2653 }
2654 }
2655 /* Do overline. We follow other terms in using a thickness of 1
2656 and ignoring overline_margin. */
2657 if (face->overline_p)
2658 {
2659 NSRect r;
2660 r = NSMakeRect (x, s->y, width, 1);
2662 if (face->overline_color_defaulted_p)
2663 [defaultCol set];
2664 else
2665 [ns_lookup_indexed_color (face->overline_color, s->f) set];
2666 NSRectFill (r);
2667 }
2669 /* Do strike-through. We follow other terms for thickness and
2670 vertical position.*/
2671 if (face->strike_through_p)
2672 {
2673 NSRect r;
2674 unsigned long dy;
2676 dy = lrint ((s->height - 1) / 2);
2677 r = NSMakeRect (x, s->y + dy, width, 1);
2679 if (face->strike_through_color_defaulted_p)
2680 [defaultCol set];
2681 else
2682 [ns_lookup_indexed_color (face->strike_through_color, s->f) set];
2683 NSRectFill (r);
2684 }
2685 }
2687 static void
2688 ns_draw_box (NSRect r, CGFloat thickness, NSColor *col,
2689 char left_p, char right_p)
2690 /* --------------------------------------------------------------------------
2691 Draw an unfilled rect inside r, optionally leaving left and/or right open.
2692 Note we can't just use an NSDrawRect command, because of the possibility
2693 of some sides not being drawn, and because the rect will be filled.
2694 -------------------------------------------------------------------------- */
2695 {
2696 NSRect s = r;
2697 [col set];
2699 /* top, bottom */
2700 s.size.height = thickness;
2701 NSRectFill (s);
2702 s.origin.y += r.size.height - thickness;
2703 NSRectFill (s);
2705 s.size.height = r.size.height;
2706 s.origin.y = r.origin.y;
2708 /* left, right (optional) */
2709 s.size.width = thickness;
2710 if (left_p)
2711 NSRectFill (s);
2712 if (right_p)
2713 {
2714 s.origin.x += r.size.width - thickness;
2715 NSRectFill (s);
2716 }
2717 }
2720 static void
2721 ns_draw_relief (NSRect r, int thickness, char raised_p,
2722 char top_p, char bottom_p, char left_p, char right_p,
2723 struct glyph_string *s)
2724 /* --------------------------------------------------------------------------
2725 Draw a relief rect inside r, optionally leaving some sides open.
2726 Note we can't just use an NSDrawBezel command, because of the possibility
2727 of some sides not being drawn, and because the rect will be filled.
2728 -------------------------------------------------------------------------- */
2729 {
2730 static NSColor *baseCol = nil, *lightCol = nil, *darkCol = nil;
2731 NSColor *newBaseCol = nil;
2732 NSRect sr = r;
2734 NSTRACE (ns_draw_relief);
2736 /* set up colors */
2738 if (s->face->use_box_color_for_shadows_p)
2739 {
2740 newBaseCol = ns_lookup_indexed_color (s->face->box_color, s->f);
2741 }
2742 /* else if (s->first_glyph->type == IMAGE_GLYPH
2743 && s->img->pixmap
2744 && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0))
2745 {
2746 newBaseCol = IMAGE_BACKGROUND (s->img, s->f, 0);
2747 } */
2748 else
2749 {
2750 newBaseCol = ns_lookup_indexed_color (s->face->background, s->f);
2751 }
2753 if (newBaseCol == nil)
2754 newBaseCol = [NSColor grayColor];
2756 if (newBaseCol != baseCol) /* TODO: better check */
2757 {
2758 [baseCol release];
2759 baseCol = [newBaseCol retain];
2760 [lightCol release];
2761 lightCol = [[baseCol highlightWithLevel: 0.2] retain];
2762 [darkCol release];
2763 darkCol = [[baseCol shadowWithLevel: 0.3] retain];
2764 }
2766 [(raised_p ? lightCol : darkCol) set];
2768 /* TODO: mitering. Using NSBezierPath doesn't work because of color switch. */
2770 /* top */
2771 sr.size.height = thickness;
2772 if (top_p) NSRectFill (sr);
2774 /* left */
2775 sr.size.height = r.size.height;
2776 sr.size.width = thickness;
2777 if (left_p) NSRectFill (sr);
2779 [(raised_p ? darkCol : lightCol) set];
2781 /* bottom */
2782 sr.size.width = r.size.width;
2783 sr.size.height = thickness;
2784 sr.origin.y += r.size.height - thickness;
2785 if (bottom_p) NSRectFill (sr);
2787 /* right */
2788 sr.size.height = r.size.height;
2789 sr.origin.y = r.origin.y;
2790 sr.size.width = thickness;
2791 sr.origin.x += r.size.width - thickness;
2792 if (right_p) NSRectFill (sr);
2793 }
2796 static void
2797 ns_dumpglyphs_box_or_relief (struct glyph_string *s)
2798 /* --------------------------------------------------------------------------
2799 Function modeled after x_draw_glyph_string_box ().
2800 Sets up parameters for drawing.
2801 -------------------------------------------------------------------------- */
2802 {
2803 int right_x, last_x;
2804 char left_p, right_p;
2805 struct glyph *last_glyph;
2806 NSRect r;
2807 int thickness;
2808 struct face *face;
2810 if (s->hl == DRAW_MOUSE_FACE)
2811 {
2812 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2813 if (!face)
2814 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2815 }
2816 else
2817 face = s->face;
2819 thickness = face->box_line_width;
2821 NSTRACE (ns_dumpglyphs_box_or_relief);
2823 last_x = ((s->row->full_width_p && !s->w->pseudo_window_p)
2824 ? WINDOW_RIGHT_EDGE_X (s->w)
2825 : window_box_right (s->w, s->area));
2826 last_glyph = (s->cmp || s->img
2827 ? s->first_glyph : s->first_glyph + s->nchars-1);
2829 right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p
2830 ? last_x - 1 : min (last_x, s->x + s->background_width) - 1));
2832 left_p = (s->first_glyph->left_box_line_p
2833 || (s->hl == DRAW_MOUSE_FACE
2834 && (s->prev == NULL || s->prev->hl != s->hl)));
2835 right_p = (last_glyph->right_box_line_p
2836 || (s->hl == DRAW_MOUSE_FACE
2837 && (s->next == NULL || s->next->hl != s->hl)));
2839 r = NSMakeRect (s->x, s->y, right_x - s->x + 1, s->height);
2841 /* TODO: Sometimes box_color is 0 and this seems wrong; should investigate. */
2842 if (s->face->box == FACE_SIMPLE_BOX && s->face->box_color)
2843 {
2844 ns_draw_box (r, abs (thickness),
2845 ns_lookup_indexed_color (face->box_color, s->f),
2846 left_p, right_p);
2847 }
2848 else
2849 {
2850 ns_draw_relief (r, abs (thickness), s->face->box == FACE_RAISED_BOX,
2851 1, 1, left_p, right_p, s);
2852 }
2853 }
2856 static void
2857 ns_maybe_dumpglyphs_background (struct glyph_string *s, char force_p)
2858 /* --------------------------------------------------------------------------
2859 Modeled after x_draw_glyph_string_background, which draws BG in
2860 certain cases. Others are left to the text rendering routine.
2861 -------------------------------------------------------------------------- */
2862 {
2863 NSTRACE (ns_maybe_dumpglyphs_background);
2865 if (!s->background_filled_p/* || s->hl == DRAW_MOUSE_FACE*/)
2866 {
2867 int box_line_width = max (s->face->box_line_width, 0);
2868 if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width
2869 || s->font_not_found_p || s->extends_to_end_of_line_p || force_p)
2870 {
2871 struct face *face;
2872 if (s->hl == DRAW_MOUSE_FACE)
2873 {
2874 face = FACE_FROM_ID (s->f,
2875 MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2876 if (!face)
2877 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2878 }
2879 else
2880 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2881 if (!face->stipple)
2882 [(NS_FACE_BACKGROUND (face) != 0
2883 ? ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f)
2884 : FRAME_BACKGROUND_COLOR (s->f)) set];
2885 else
2886 {
2887 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (s->f);
2888 [[dpyinfo->bitmaps[face->stipple-1].img stippleMask] set];
2889 }
2891 if (s->hl != DRAW_CURSOR)
2892 {
2893 NSRect r = NSMakeRect (s->x, s->y + box_line_width,
2894 s->background_width,
2895 s->height-2*box_line_width);
2896 NSRectFill (r);
2897 }
2899 s->background_filled_p = 1;
2900 }
2901 }
2902 }
2905 static void
2906 ns_dumpglyphs_image (struct glyph_string *s, NSRect r)
2907 /* --------------------------------------------------------------------------
2908 Renders an image and associated borders.
2909 -------------------------------------------------------------------------- */
2910 {
2911 EmacsImage *img = s->img->pixmap;
2912 int box_line_vwidth = max (s->face->box_line_width, 0);
2913 int x = s->x, y = s->ybase - image_ascent (s->img, s->face, &s->slice);
2914 int bg_x, bg_y, bg_height;
2915 int th;
2916 char raised_p;
2917 NSRect br;
2918 struct face *face;
2919 NSColor *tdCol;
2921 NSTRACE (ns_dumpglyphs_image);
2923 if (s->face->box != FACE_NO_BOX
2924 && s->first_glyph->left_box_line_p && s->slice.x == 0)
2925 x += abs (s->face->box_line_width);
2927 bg_x = x;
2928 bg_y = s->slice.y == 0 ? s->y : s->y + box_line_vwidth;
2929 bg_height = s->height;
2930 /* other terms have this, but was causing problems w/tabbar mode */
2931 /* - 2 * box_line_vwidth; */
2933 if (s->slice.x == 0) x += s->img->hmargin;
2934 if (s->slice.y == 0) y += s->img->vmargin;
2936 /* Draw BG: if we need larger area than image itself cleared, do that,
2937 otherwise, since we composite the image under NS (instead of mucking
2938 with its background color), we must clear just the image area. */
2939 if (s->hl == DRAW_MOUSE_FACE)
2940 {
2941 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2942 if (!face)
2943 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2944 }
2945 else
2946 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2948 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f) set];
2950 if (bg_height > s->slice.height || s->img->hmargin || s->img->vmargin
2951 || s->img->mask || s->img->pixmap == 0 || s->width != s->background_width)
2952 {
2953 br = NSMakeRect (bg_x, bg_y, s->background_width, bg_height);
2954 s->background_filled_p = 1;
2955 }
2956 else
2957 {
2958 br = NSMakeRect (x, y, s->slice.width, s->slice.height);
2959 }
2961 NSRectFill (br);
2963 /* Draw the image.. do we need to draw placeholder if img ==nil? */
2964 if (img != nil)
2965 {
2966 #if defined (NS_IMPL_COCOA) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
2967 NSRect dr = NSMakeRect (x, y, s->slice.width, s->slice.height);
2968 NSRect ir = NSMakeRect (s->slice.x, s->slice.y,
2969 s->slice.width, s->slice.height);
2970 [img drawInRect: dr
2971 fromRect: ir
2972 operation: NSCompositeSourceOver
2973 fraction: 1.0
2974 respectFlipped: YES
2975 hints: nil];
2976 #else
2977 [img compositeToPoint: NSMakePoint (x, y + s->slice.height)
2978 operation: NSCompositeSourceOver];
2979 #endif
2980 }
2982 if (s->hl == DRAW_CURSOR)
2983 {
2984 [FRAME_CURSOR_COLOR (s->f) set];
2985 if (s->w->phys_cursor_type == FILLED_BOX_CURSOR)
2986 tdCol = ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f);
2987 else
2988 /* Currently on NS img->mask is always 0. Since
2989 get_window_cursor_type specifies a hollow box cursor when on
2990 a non-masked image we never reach this clause. But we put it
2991 in in anticipation of better support for image masks on
2992 NS. */
2993 tdCol = ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), s->f);
2994 }
2995 else
2996 {
2997 tdCol = ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), s->f);
2998 }
3000 /* Draw underline, overline, strike-through. */
3001 ns_draw_text_decoration (s, face, tdCol, br.size.width, br.origin.x);
3003 /* Draw relief, if requested */
3004 if (s->img->relief || s->hl ==DRAW_IMAGE_RAISED || s->hl ==DRAW_IMAGE_SUNKEN)
3005 {
3006 if (s->hl == DRAW_IMAGE_SUNKEN || s->hl == DRAW_IMAGE_RAISED)
3007 {
3008 th = tool_bar_button_relief >= 0 ?
3009 tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF;
3010 raised_p = (s->hl == DRAW_IMAGE_RAISED);
3011 }
3012 else
3013 {
3014 th = abs (s->img->relief);
3015 raised_p = (s->img->relief > 0);
3016 }
3018 r.origin.x = x - th;
3019 r.origin.y = y - th;
3020 r.size.width = s->slice.width + 2*th-1;
3021 r.size.height = s->slice.height + 2*th-1;
3022 ns_draw_relief (r, th, raised_p,
3023 s->slice.y == 0,
3024 s->slice.y + s->slice.height == s->img->height,
3025 s->slice.x == 0,
3026 s->slice.x + s->slice.width == s->img->width, s);
3027 }
3029 /* If there is no mask, the background won't be seen,
3030 so draw a rectangle on the image for the cursor.
3031 Do this for all images, getting transparency right is not reliable. */
3032 if (s->hl == DRAW_CURSOR)
3033 {
3034 int thickness = abs (s->img->relief);
3035 if (thickness == 0) thickness = 1;
3036 ns_draw_box (br, thickness, FRAME_CURSOR_COLOR (s->f), 1, 1);
3037 }
3038 }
3041 static void
3042 ns_dumpglyphs_stretch (struct glyph_string *s)
3043 {
3044 NSRect r[2];
3045 int n, i;
3046 struct face *face;
3047 NSColor *fgCol, *bgCol;
3049 if (!s->background_filled_p)
3050 {
3051 n = ns_get_glyph_string_clip_rect (s, r);
3052 *r = NSMakeRect (s->x, s->y, s->background_width, s->height);
3054 ns_focus (s->f, r, n);
3056 if (s->hl == DRAW_MOUSE_FACE)
3057 {
3058 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
3059 if (!face)
3060 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
3061 }
3062 else
3063 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
3065 bgCol = ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f);
3066 fgCol = ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), s->f);
3068 for (i = 0; i < n; ++i)
3069 {
3070 if (!s->row->full_width_p)
3071 {
3072 int overrun, leftoverrun;
3074 /* truncate to avoid overwriting fringe and/or scrollbar */
3075 overrun = max (0, (s->x + s->background_width)
3076 - (WINDOW_BOX_RIGHT_EDGE_X (s->w)
3077 - WINDOW_RIGHT_FRINGE_WIDTH (s->w)));
3078 r[i].size.width -= overrun;
3080 /* truncate to avoid overwriting to left of the window box */
3081 leftoverrun = (WINDOW_BOX_LEFT_EDGE_X (s->w)
3082 + WINDOW_LEFT_FRINGE_WIDTH (s->w)) - s->x;
3084 if (leftoverrun > 0)
3085 {
3086 r[i].origin.x += leftoverrun;
3087 r[i].size.width -= leftoverrun;
3088 }
3090 /* XXX: Try to work between problem where a stretch glyph on
3091 a partially-visible bottom row will clear part of the
3092 modeline, and another where list-buffers headers and similar
3093 rows erroneously have visible_height set to 0. Not sure
3094 where this is coming from as other terms seem not to show. */
3095 r[i].size.height = min (s->height, s->row->visible_height);
3096 }
3098 [bgCol set];
3100 /* NOTE: under NS this is NOT used to draw cursors, but we must avoid
3101 overwriting cursor (usually when cursor on a tab) */
3102 if (s->hl == DRAW_CURSOR)
3103 {
3104 CGFloat x, width;
3106 x = r[i].origin.x;
3107 width = s->w->phys_cursor_width;
3108 r[i].size.width -= width;
3109 r[i].origin.x += width;
3111 NSRectFill (r[i]);
3113 /* Draw overlining, etc. on the cursor. */
3114 if (s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3115 ns_draw_text_decoration (s, face, bgCol, width, x);
3116 else
3117 ns_draw_text_decoration (s, face, fgCol, width, x);
3118 }
3119 else
3120 {
3121 NSRectFill (r[i]);
3122 }
3124 /* Draw overlining, etc. on the stretch glyph (or the part
3125 of the stretch glyph after the cursor). */
3126 ns_draw_text_decoration (s, face, fgCol, r[i].size.width,
3127 r[i].origin.x);
3128 }
3129 ns_unfocus (s->f);
3130 s->background_filled_p = 1;
3131 }
3132 }
3135 static void
3136 ns_draw_glyph_string (struct glyph_string *s)
3137 /* --------------------------------------------------------------------------
3138 External (RIF): Main draw-text call.
3139 -------------------------------------------------------------------------- */
3140 {
3141 /* TODO (optimize): focus for box and contents draw */
3142 NSRect r[2];
3143 int n, flags;
3144 char box_drawn_p = 0;
3145 struct font *font = s->face->font;
3146 if (! font) font = FRAME_FONT (s->f);
3148 NSTRACE (ns_draw_glyph_string);
3150 if (s->next && s->right_overhang && !s->for_overlaps/*&&s->hl!=DRAW_CURSOR*/)
3151 {
3152 int width;
3153 struct glyph_string *next;
3155 for (width = 0, next = s->next;
3156 next && width < s->right_overhang;
3157 width += next->width, next = next->next)
3158 if (next->first_glyph->type != IMAGE_GLYPH)
3159 {
3160 if (next->first_glyph->type != STRETCH_GLYPH)
3161 {
3162 n = ns_get_glyph_string_clip_rect (s->next, r);
3163 ns_focus (s->f, r, n);
3164 ns_maybe_dumpglyphs_background (s->next, 1);
3165 ns_unfocus (s->f);
3166 }
3167 else
3168 {
3169 ns_dumpglyphs_stretch (s->next);
3170 }
3171 next->num_clips = 0;
3172 }
3173 }
3175 if (!s->for_overlaps && s->face->box != FACE_NO_BOX
3176 && (s->first_glyph->type == CHAR_GLYPH
3177 || s->first_glyph->type == COMPOSITE_GLYPH))
3178 {
3179 n = ns_get_glyph_string_clip_rect (s, r);
3180 ns_focus (s->f, r, n);
3181 ns_maybe_dumpglyphs_background (s, 1);
3182 ns_dumpglyphs_box_or_relief (s);
3183 ns_unfocus (s->f);
3184 box_drawn_p = 1;
3185 }
3187 switch (s->first_glyph->type)
3188 {
3190 case IMAGE_GLYPH:
3191 n = ns_get_glyph_string_clip_rect (s, r);
3192 ns_focus (s->f, r, n);
3193 ns_dumpglyphs_image (s, r[0]);
3194 ns_unfocus (s->f);
3195 break;
3197 case STRETCH_GLYPH:
3198 ns_dumpglyphs_stretch (s);
3199 break;
3201 case CHAR_GLYPH:
3202 case COMPOSITE_GLYPH:
3203 n = ns_get_glyph_string_clip_rect (s, r);
3204 ns_focus (s->f, r, n);
3206 if (s->for_overlaps || (s->cmp_from > 0
3207 && ! s->first_glyph->u.cmp.automatic))
3208 s->background_filled_p = 1;
3209 else
3210 ns_maybe_dumpglyphs_background
3211 (s, s->first_glyph->type == COMPOSITE_GLYPH);
3213 flags = s->hl == DRAW_CURSOR ? NS_DUMPGLYPH_CURSOR :
3214 (s->hl == DRAW_MOUSE_FACE ? NS_DUMPGLYPH_MOUSEFACE :
3215 (s->for_overlaps ? NS_DUMPGLYPH_FOREGROUND :
3216 NS_DUMPGLYPH_NORMAL));
3218 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3219 {
3220 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
3221 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
3222 NS_FACE_FOREGROUND (s->face) = tmp;
3223 }
3225 font->driver->draw
3226 (s, 0, s->nchars, s->x, s->y,
3227 (flags == NS_DUMPGLYPH_NORMAL && !s->background_filled_p)
3228 || flags == NS_DUMPGLYPH_MOUSEFACE);
3230 {
3231 NSColor *col = (NS_FACE_FOREGROUND (s->face) != 0
3232 ? ns_lookup_indexed_color (NS_FACE_FOREGROUND (s->face),
3233 s->f)
3234 : FRAME_FOREGROUND_COLOR (s->f));
3235 [col set];
3237 /* Draw underline, overline, strike-through. */
3238 ns_draw_text_decoration (s, s->face, col, s->width, s->x);
3239 }
3241 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3242 {
3243 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
3244 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
3245 NS_FACE_FOREGROUND (s->face) = tmp;
3246 }
3248 ns_unfocus (s->f);
3249 break;
3251 case GLYPHLESS_GLYPH:
3252 n = ns_get_glyph_string_clip_rect (s, r);
3253 ns_focus (s->f, r, n);
3255 if (s->for_overlaps || (s->cmp_from > 0
3256 && ! s->first_glyph->u.cmp.automatic))
3257 s->background_filled_p = 1;
3258 else
3259 ns_maybe_dumpglyphs_background
3260 (s, s->first_glyph->type == COMPOSITE_GLYPH);
3261 /* ... */
3262 /* Not yet implemented. */
3263 /* ... */
3264 ns_unfocus (s->f);
3265 break;
3267 default:
3268 emacs_abort ();
3269 }
3271 /* Draw box if not done already. */
3272 if (!s->for_overlaps && !box_drawn_p && s->face->box != FACE_NO_BOX)
3273 {
3274 n = ns_get_glyph_string_clip_rect (s, r);
3275 ns_focus (s->f, r, n);
3276 ns_dumpglyphs_box_or_relief (s);
3277 ns_unfocus (s->f);
3278 }
3280 s->num_clips = 0;
3281 }
3285 /* ==========================================================================
3287 Event loop
3289 ========================================================================== */
3292 static void
3293 ns_send_appdefined (int value)
3294 /* --------------------------------------------------------------------------
3295 Internal: post an appdefined event which EmacsApp-sendEvent will
3296 recognize and take as a command to halt the event loop.
3297 -------------------------------------------------------------------------- */
3298 {
3299 /*NSTRACE (ns_send_appdefined); */
3301 #ifdef NS_IMPL_GNUSTEP
3302 // GNUStep needs postEvent to happen on the main thread.
3303 if (! [[NSThread currentThread] isMainThread])
3304 {
3305 EmacsApp *app = (EmacsApp *)NSApp;
3306 app->nextappdefined = value;
3307 [app performSelectorOnMainThread:@selector (sendFromMainThread:)
3308 withObject:nil
3309 waitUntilDone:YES];
3310 return;
3311 }
3312 #endif
3314 /* Only post this event if we haven't already posted one. This will end
3315 the [NXApp run] main loop after having processed all events queued at
3316 this moment. */
3317 if (send_appdefined)
3318 {
3319 NSEvent *nxev;
3321 /* We only need one NX_APPDEFINED event to stop NXApp from running. */
3322 send_appdefined = NO;
3324 /* Don't need wakeup timer any more */
3325 if (timed_entry)
3326 {
3327 [timed_entry invalidate];
3328 [timed_entry release];
3329 timed_entry = nil;
3330 }
3332 nxev = [NSEvent otherEventWithType: NSApplicationDefined
3333 location: NSMakePoint (0, 0)
3334 modifierFlags: 0
3335 timestamp: 0
3336 windowNumber: [[NSApp mainWindow] windowNumber]
3337 context: [NSApp context]
3338 subtype: 0
3339 data1: value
3340 data2: 0];
3342 /* Post an application defined event on the event queue. When this is
3343 received the [NXApp run] will return, thus having processed all
3344 events which are currently queued. */
3345 [NSApp postEvent: nxev atStart: NO];
3346 }
3347 }
3349 #ifdef HAVE_NATIVE_FS
3350 static void
3351 check_native_fs ()
3352 {
3353 Lisp_Object frame, tail;
3355 if (ns_last_use_native_fullscreen == ns_use_native_fullscreen)
3356 return;
3358 ns_last_use_native_fullscreen = ns_use_native_fullscreen;
3360 /* Clear the mouse-moved flag for every frame on this display. */
3361 FOR_EACH_FRAME (tail, frame)
3362 {
3363 struct frame *f = XFRAME (frame);
3364 if (FRAME_NS_P (f))
3365 {
3366 EmacsView *view = FRAME_NS_VIEW (f);
3367 [view updateCollectionBehaviour];
3368 }
3369 }
3370 }
3371 #endif
3373 /* GNUStep and OSX <= 10.4 does not have cancelTracking. */
3374 #if defined (NS_IMPL_COCOA) && \
3375 MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
3376 /* Check if menu open should be cancelled or continued as normal. */
3377 void
3378 ns_check_menu_open (NSMenu *menu)
3379 {
3380 /* Click in menu bar? */
3381 NSArray *a = [[NSApp mainMenu] itemArray];
3382 int i;
3383 BOOL found = NO;
3385 if (menu == nil) // Menu tracking ended.
3386 {
3387 if (menu_will_open_state == MENU_OPENING)
3388 menu_will_open_state = MENU_NONE;
3389 return;
3390 }
3392 for (i = 0; ! found && i < [a count]; i++)
3393 found = menu == [[a objectAtIndex:i] submenu];
3394 if (found)
3395 {
3396 if (menu_will_open_state == MENU_NONE && emacs_event)
3397 {
3398 NSEvent *theEvent = [NSApp currentEvent];
3399 struct frame *emacsframe = SELECTED_FRAME ();
3401 [menu cancelTracking];
3402 menu_will_open_state = MENU_PENDING;
3403 emacs_event->kind = MENU_BAR_ACTIVATE_EVENT;
3404 EV_TRAILER (theEvent);
3406 CGEventRef ourEvent = CGEventCreate (NULL);
3407 menu_mouse_point = CGEventGetLocation (ourEvent);
3408 CFRelease (ourEvent);
3409 }
3410 else if (menu_will_open_state == MENU_OPENING)
3411 {
3412 menu_will_open_state = MENU_NONE;
3413 }
3414 }
3415 }
3417 /* Redo saved menu click if state is MENU_PENDING. */
3418 void
3419 ns_check_pending_open_menu ()
3420 {
3421 if (menu_will_open_state == MENU_PENDING)
3422 {
3423 CGEventSourceRef source
3424 = CGEventSourceCreate (kCGEventSourceStateHIDSystemState);
3426 CGEventRef event = CGEventCreateMouseEvent (source,
3427 kCGEventLeftMouseDown,
3428 menu_mouse_point,
3429 kCGMouseButtonLeft);
3430 CGEventSetType (event, kCGEventLeftMouseDown);
3431 CGEventPost (kCGHIDEventTap, event);
3432 CFRelease (event);
3433 CFRelease (source);
3435 menu_will_open_state = MENU_OPENING;
3436 }
3437 }
3438 #endif /* NS_IMPL_COCOA) && >= MAC_OS_X_VERSION_10_5 */
3440 static int
3441 ns_read_socket (struct terminal *terminal, struct input_event *hold_quit)
3442 /* --------------------------------------------------------------------------
3443 External (hook): Post an event to ourself and keep reading events until
3444 we read it back again. In effect process all events which were waiting.
3445 From 21+ we have to manage the event buffer ourselves.
3446 -------------------------------------------------------------------------- */
3447 {
3448 struct input_event ev;
3449 int nevents;
3451 /* NSTRACE (ns_read_socket); */
3453 #ifdef HAVE_NATIVE_FS
3454 check_native_fs ();
3455 #endif
3457 if ([NSApp modalWindow] != nil)
3458 return -1;
3460 if (hold_event_q.nr > 0)
3461 {
3462 int i;
3463 for (i = 0; i < hold_event_q.nr; ++i)
3464 kbd_buffer_store_event_hold (&hold_event_q.q[i], hold_quit);
3465 hold_event_q.nr = 0;
3466 return i;
3467 }
3469 block_input ();
3470 n_emacs_events_pending = 0;
3471 EVENT_INIT (ev);
3472 emacs_event = &ev;
3473 q_event_ptr = hold_quit;
3475 /* we manage autorelease pools by allocate/reallocate each time around
3476 the loop; strict nesting is occasionally violated but seems not to
3477 matter.. earlier methods using full nesting caused major memory leaks */
3478 [outerpool release];
3479 outerpool = [[NSAutoreleasePool alloc] init];
3481 /* If have pending open-file requests, attend to the next one of those. */
3482 if (ns_pending_files && [ns_pending_files count] != 0
3483 && [(EmacsApp *)NSApp openFile: [ns_pending_files objectAtIndex: 0]])
3484 {
3485 [ns_pending_files removeObjectAtIndex: 0];
3486 }
3487 /* Deal with pending service requests. */
3488 else if (ns_pending_service_names && [ns_pending_service_names count] != 0
3489 && [(EmacsApp *)
3490 NSApp fulfillService: [ns_pending_service_names objectAtIndex: 0]
3491 withArg: [ns_pending_service_args objectAtIndex: 0]])
3492 {
3493 [ns_pending_service_names removeObjectAtIndex: 0];
3494 [ns_pending_service_args removeObjectAtIndex: 0];
3495 }
3496 else
3497 {
3498 /* Run and wait for events. We must always send one NX_APPDEFINED event
3499 to ourself, otherwise [NXApp run] will never exit. */
3500 send_appdefined = YES;
3501 ns_send_appdefined (-1);
3503 if (++apploopnr != 1)
3504 {
3505 emacs_abort ();
3506 }
3507 [NSApp run];
3508 --apploopnr;
3509 }
3511 nevents = n_emacs_events_pending;
3512 n_emacs_events_pending = 0;
3513 emacs_event = q_event_ptr = NULL;
3514 unblock_input ();
3516 return nevents;
3517 }
3520 int
3521 ns_select (int nfds, fd_set *readfds, fd_set *writefds,
3522 fd_set *exceptfds, struct timespec const *timeout,
3523 sigset_t const *sigmask)
3524 /* --------------------------------------------------------------------------
3525 Replacement for select, checking for events
3526 -------------------------------------------------------------------------- */
3527 {
3528 int result;
3529 int t, k, nr = 0;
3530 struct input_event event;
3531 char c;
3533 /* NSTRACE (ns_select); */
3535 #ifdef HAVE_NATIVE_FS
3536 check_native_fs ();
3537 #endif
3539 if (hold_event_q.nr > 0)
3540 {
3541 /* We already have events pending. */
3542 raise (SIGIO);
3543 errno = EINTR;
3544 return -1;
3545 }
3547 for (k = 0; k < nfds+1; k++)
3548 {
3549 if (readfds && FD_ISSET(k, readfds)) ++nr;
3550 if (writefds && FD_ISSET(k, writefds)) ++nr;
3551 }
3553 if (NSApp == nil
3554 || (timeout && timeout->tv_sec == 0 && timeout->tv_nsec == 0))
3555 return pselect (nfds, readfds, writefds, exceptfds, timeout, sigmask);
3557 [outerpool release];
3558 outerpool = [[NSAutoreleasePool alloc] init];
3561 send_appdefined = YES;
3562 if (nr > 0)
3563 {
3564 pthread_mutex_lock (&select_mutex);
3565 select_nfds = nfds;
3566 select_valid = 0;
3567 if (readfds)
3568 {
3569 select_readfds = *readfds;
3570 select_valid += SELECT_HAVE_READ;
3571 }
3572 if (writefds)
3573 {
3574 select_writefds = *writefds;
3575 select_valid += SELECT_HAVE_WRITE;
3576 }
3578 if (timeout)
3579 {
3580 select_timeout = *timeout;
3581 select_valid += SELECT_HAVE_TMO;
3582 }
3584 pthread_mutex_unlock (&select_mutex);
3586 /* Inform fd_handler that select should be called */
3587 c = 'g';
3588 emacs_write_sig (selfds[1], &c, 1);
3589 }
3590 else if (nr == 0 && timeout)
3591 {
3592 /* No file descriptor, just a timeout, no need to wake fd_handler */
3593 double time = timespectod (*timeout);
3594 timed_entry = [[NSTimer scheduledTimerWithTimeInterval: time
3595 target: NSApp
3596 selector:
3597 @selector (timeout_handler:)
3598 userInfo: 0
3599 repeats: NO]
3600 retain];
3601 }
3602 else /* No timeout and no file descriptors, can this happen? */
3603 {
3604 /* Send appdefined so we exit from the loop */
3605 ns_send_appdefined (-1);
3606 }
3608 EVENT_INIT (event);
3609 block_input ();
3610 emacs_event = &event;
3611 if (++apploopnr != 1)
3612 {
3613 emacs_abort ();
3614 }
3615 [NSApp run];
3616 --apploopnr;
3617 emacs_event = NULL;
3618 if (nr > 0 && readfds)
3619 {
3620 c = 's';
3621 emacs_write_sig (selfds[1], &c, 1);
3622 }
3623 unblock_input ();
3625 t = last_appdefined_event_data;
3627 if (t != NO_APPDEFINED_DATA)
3628 {
3629 last_appdefined_event_data = NO_APPDEFINED_DATA;
3631 if (t == -2)
3632 {
3633 /* The NX_APPDEFINED event we received was a timeout. */
3634 result = 0;
3635 }
3636 else if (t == -1)
3637 {
3638 /* The NX_APPDEFINED event we received was the result of
3639 at least one real input event arriving. */
3640 errno = EINTR;
3641 result = -1;
3642 }
3643 else
3644 {
3645 /* Received back from select () in fd_handler; copy the results */
3646 pthread_mutex_lock (&select_mutex);
3647 if (readfds) *readfds = select_readfds;
3648 if (writefds) *writefds = select_writefds;
3649 pthread_mutex_unlock (&select_mutex);
3650 result = t;
3651 }
3652 }
3653 else
3654 {
3655 errno = EINTR;
3656 result = -1;
3657 }
3659 return result;
3660 }
3664 /* ==========================================================================
3666 Scrollbar handling
3668 ========================================================================== */
3671 static void
3672 ns_set_vertical_scroll_bar (struct window *window,
3673 int portion, int whole, int position)
3674 /* --------------------------------------------------------------------------
3675 External (hook): Update or add scrollbar
3676 -------------------------------------------------------------------------- */
3677 {
3678 Lisp_Object win;
3679 NSRect r, v;
3680 struct frame *f = XFRAME (WINDOW_FRAME (window));
3681 EmacsView *view = FRAME_NS_VIEW (f);
3682 int window_y, window_height;
3683 int top, left, height, width, sb_width, sb_left;
3684 EmacsScroller *bar;
3685 BOOL fringe_extended_p;
3687 /* optimization; display engine sends WAY too many of these.. */
3688 if (!NILP (window->vertical_scroll_bar))
3689 {
3690 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3691 if ([bar checkSamePosition: position portion: portion whole: whole])
3692 {
3693 if (view->scrollbarsNeedingUpdate == 0)
3694 {
3695 if (!windows_or_buffers_changed)
3696 return;
3697 }
3698 else
3699 view->scrollbarsNeedingUpdate--;
3700 }
3701 }
3703 NSTRACE (ns_set_vertical_scroll_bar);
3705 /* Get dimensions. */
3706 window_box (window, ANY_AREA, 0, &window_y, 0, &window_height);
3707 top = window_y;
3708 height = window_height;
3709 width = WINDOW_CONFIG_SCROLL_BAR_COLS (window) * FRAME_COLUMN_WIDTH (f);
3710 left = WINDOW_SCROLL_BAR_AREA_X (window);
3712 /* allow for displaying a skinnier scrollbar than char area allotted */
3713 sb_width = (WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) > 0) ?
3714 WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) : width;
3715 sb_left = left;
3717 r = NSMakeRect (sb_left, top, sb_width, height);
3718 /* the parent view is flipped, so we need to flip y value */
3719 v = [view frame];
3720 r.origin.y = (v.size.height - r.size.height - r.origin.y);
3722 fringe_extended_p = WINDOW_FRINGE_EXTENDED_P (window);
3724 XSETWINDOW (win, window);
3725 block_input ();
3727 /* we want at least 5 lines to display a scrollbar */
3728 if (WINDOW_TOTAL_LINES (window) < 5)
3729 {
3730 if (!NILP (window->vertical_scroll_bar))
3731 {
3732 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3733 [bar removeFromSuperview];
3734 wset_vertical_scroll_bar (window, Qnil);
3735 }
3736 ns_clear_frame_area (f, sb_left, top, width, height);
3737 unblock_input ();
3738 return;
3739 }
3741 if (NILP (window->vertical_scroll_bar))
3742 {
3743 if (width > 0 && height > 0)
3744 {
3745 if (fringe_extended_p)
3746 ns_clear_frame_area (f, sb_left, top, sb_width, height);
3747 else
3748 ns_clear_frame_area (f, left, top, width, height);
3749 }
3751 bar = [[EmacsScroller alloc] initFrame: r window: win];
3752 wset_vertical_scroll_bar (window, make_save_ptr (bar));
3753 }
3754 else
3755 {
3756 NSRect oldRect;
3757 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3758 oldRect = [bar frame];
3759 r.size.width = oldRect.size.width;
3760 if (FRAME_LIVE_P (f) && !NSEqualRects (oldRect, r))
3761 {
3762 if (oldRect.origin.x != r.origin.x)
3763 ns_clear_frame_area (f, sb_left, top, width, height);
3764 [bar setFrame: r];
3765 }
3766 }
3768 [bar setPosition: position portion: portion whole: whole];
3769 unblock_input ();
3770 }
3773 static void
3774 ns_condemn_scroll_bars (struct frame *f)
3775 /* --------------------------------------------------------------------------
3776 External (hook): arrange for all frame's scrollbars to be removed
3777 at next call to judge_scroll_bars, except for those redeemed.
3778 -------------------------------------------------------------------------- */
3779 {
3780 int i;
3781 id view;
3782 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
3784 NSTRACE (ns_condemn_scroll_bars);
3786 for (i =[subviews count]-1; i >= 0; i--)
3787 {
3788 view = [subviews objectAtIndex: i];
3789 if ([view isKindOfClass: [EmacsScroller class]])
3790 [view condemn];
3791 }
3792 }
3795 static void
3796 ns_redeem_scroll_bar (struct window *window)
3797 /* --------------------------------------------------------------------------
3798 External (hook): arrange to spare this window's scrollbar
3799 at next call to judge_scroll_bars.
3800 -------------------------------------------------------------------------- */
3801 {
3802 id bar;
3803 NSTRACE (ns_redeem_scroll_bar);
3804 if (!NILP (window->vertical_scroll_bar))
3805 {
3806 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3807 [bar reprieve];
3808 }
3809 }
3812 static void
3813 ns_judge_scroll_bars (struct frame *f)
3814 /* --------------------------------------------------------------------------
3815 External (hook): destroy all scrollbars on frame that weren't
3816 redeemed after call to condemn_scroll_bars.
3817 -------------------------------------------------------------------------- */
3818 {
3819 int i;
3820 id view;
3821 EmacsView *eview = FRAME_NS_VIEW (f);
3822 NSArray *subviews = [[eview superview] subviews];
3823 BOOL removed = NO;
3825 NSTRACE (ns_judge_scroll_bars);
3826 for (i = [subviews count]-1; i >= 0; --i)
3827 {
3828 view = [subviews objectAtIndex: i];
3829 if (![view isKindOfClass: [EmacsScroller class]]) continue;
3830 [view judge];
3831 removed = YES;
3832 }
3834 if (removed)
3835 [eview updateFrameSize: NO];
3836 }
3838 /* ==========================================================================
3840 Initialization
3842 ========================================================================== */
3844 int
3845 x_display_pixel_height (struct ns_display_info *dpyinfo)
3846 {
3847 NSArray *screens = [NSScreen screens];
3848 NSEnumerator *enumerator = [screens objectEnumerator];
3849 NSScreen *screen;
3850 NSRect frame;
3852 frame = NSZeroRect;
3853 while ((screen = [enumerator nextObject]) != nil)
3854 frame = NSUnionRect (frame, [screen frame]);
3856 return NSHeight (frame);
3857 }
3859 int
3860 x_display_pixel_width (struct ns_display_info *dpyinfo)
3861 {
3862 NSArray *screens = [NSScreen screens];
3863 NSEnumerator *enumerator = [screens objectEnumerator];
3864 NSScreen *screen;
3865 NSRect frame;
3867 frame = NSZeroRect;
3868 while ((screen = [enumerator nextObject]) != nil)
3869 frame = NSUnionRect (frame, [screen frame]);
3871 return NSWidth (frame);
3872 }
3875 static Lisp_Object ns_string_to_lispmod (const char *s)
3876 /* --------------------------------------------------------------------------
3877 Convert modifier name to lisp symbol
3878 -------------------------------------------------------------------------- */
3879 {
3880 if (!strncmp (SSDATA (SYMBOL_NAME (Qmeta)), s, 10))
3881 return Qmeta;
3882 else if (!strncmp (SSDATA (SYMBOL_NAME (Qsuper)), s, 10))
3883 return Qsuper;
3884 else if (!strncmp (SSDATA (SYMBOL_NAME (Qcontrol)), s, 10))
3885 return Qcontrol;
3886 else if (!strncmp (SSDATA (SYMBOL_NAME (Qalt)), s, 10))
3887 return Qalt;
3888 else if (!strncmp (SSDATA (SYMBOL_NAME (Qhyper)), s, 10))
3889 return Qhyper;
3890 else if (!strncmp (SSDATA (SYMBOL_NAME (Qnone)), s, 10))
3891 return Qnone;
3892 else
3893 return Qnil;
3894 }
3897 static void
3898 ns_default (const char *parameter, Lisp_Object *result,
3899 Lisp_Object yesval, Lisp_Object noval,
3900 BOOL is_float, BOOL is_modstring)
3901 /* --------------------------------------------------------------------------
3902 Check a parameter value in user's preferences
3903 -------------------------------------------------------------------------- */
3904 {
3905 const char *value = ns_get_defaults_value (parameter);
3907 if (value)
3908 {
3909 double f;
3910 char *pos;
3911 if (c_strcasecmp (value, "YES") == 0)
3912 *result = yesval;
3913 else if (c_strcasecmp (value, "NO") == 0)
3914 *result = noval;
3915 else if (is_float && (f = strtod (value, &pos), pos != value))
3916 *result = make_float (f);
3917 else if (is_modstring && value)
3918 *result = ns_string_to_lispmod (value);
3919 else fprintf (stderr,
3920 "Bad value for default \"%s\": \"%s\"\n", parameter, value);
3921 }
3922 }
3925 static void
3926 ns_initialize_display_info (struct ns_display_info *dpyinfo)
3927 /* --------------------------------------------------------------------------
3928 Initialize global info and storage for display.
3929 -------------------------------------------------------------------------- */
3930 {
3931 NSScreen *screen = [NSScreen mainScreen];
3932 NSWindowDepth depth = [screen depth];
3934 dpyinfo->resx = 72.27; /* used 75.0, but this makes pt == pixel, expected */
3935 dpyinfo->resy = 72.27;
3936 dpyinfo->color_p = ![NSDeviceWhiteColorSpace isEqualToString:
3937 NSColorSpaceFromDepth (depth)]
3938 && ![NSCalibratedWhiteColorSpace isEqualToString:
3939 NSColorSpaceFromDepth (depth)];
3940 dpyinfo->n_planes = NSBitsPerPixelFromDepth (depth);
3941 dpyinfo->image_cache = make_image_cache ();
3942 dpyinfo->color_table = xmalloc (sizeof *dpyinfo->color_table);
3943 dpyinfo->color_table->colors = NULL;
3944 dpyinfo->root_window = 42; /* a placeholder.. */
3945 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame = NULL;
3946 dpyinfo->n_fonts = 0;
3947 dpyinfo->smallest_font_height = 1;
3948 dpyinfo->smallest_char_width = 1;
3950 reset_mouse_highlight (&dpyinfo->mouse_highlight);
3951 }
3954 /* This and next define (many of the) public functions in this file. */
3955 /* x_... are generic versions in xdisp.c that we, and other terms, get away
3956 with using despite presence in the "system dependent" redisplay
3957 interface. In addition, many of the ns_ methods have code that is
3958 shared with all terms, indicating need for further refactoring. */
3959 extern frame_parm_handler ns_frame_parm_handlers[];
3960 static struct redisplay_interface ns_redisplay_interface =
3961 {
3962 ns_frame_parm_handlers,
3963 x_produce_glyphs,
3964 x_write_glyphs,
3965 x_insert_glyphs,
3966 x_clear_end_of_line,
3967 ns_scroll_run,
3968 ns_after_update_window_line,
3969 ns_update_window_begin,
3970 ns_update_window_end,
3971 0, /* flush_display */
3972 x_clear_window_mouse_face,
3973 x_get_glyph_overhangs,
3974 x_fix_overlapping_area,
3975 ns_draw_fringe_bitmap,
3976 0, /* define_fringe_bitmap */ /* FIXME: simplify ns_draw_fringe_bitmap */
3977 0, /* destroy_fringe_bitmap */
3978 ns_compute_glyph_string_overhangs,
3979 ns_draw_glyph_string,
3980 ns_define_frame_cursor,
3981 ns_clear_frame_area,
3982 ns_draw_window_cursor,
3983 ns_draw_vertical_window_border,
3984 ns_shift_glyphs_for_insert
3985 };
3988 static void
3989 ns_delete_display (struct ns_display_info *dpyinfo)
3990 {
3991 /* TODO... */
3992 }
3995 /* This function is called when the last frame on a display is deleted. */
3996 static void
3997 ns_delete_terminal (struct terminal *terminal)
3998 {
3999 struct ns_display_info *dpyinfo = terminal->display_info.ns;
4001 /* Protect against recursive calls. delete_frame in
4002 delete_terminal calls us back when it deletes our last frame. */
4003 if (!terminal->name)
4004 return;
4006 block_input ();
4008 x_destroy_all_bitmaps (dpyinfo);
4009 ns_delete_display (dpyinfo);
4010 unblock_input ();
4011 }
4014 static struct terminal *
4015 ns_create_terminal (struct ns_display_info *dpyinfo)
4016 /* --------------------------------------------------------------------------
4017 Set up use of NS before we make the first connection.
4018 -------------------------------------------------------------------------- */
4019 {
4020 struct terminal *terminal;
4022 NSTRACE (ns_create_terminal);
4024 terminal = create_terminal ();
4026 terminal->type = output_ns;
4027 terminal->display_info.ns = dpyinfo;
4028 dpyinfo->terminal = terminal;
4030 terminal->rif = &ns_redisplay_interface;
4032 terminal->clear_frame_hook = ns_clear_frame;
4033 terminal->ins_del_lines_hook = 0; /* XXX vestigial? */
4034 terminal->delete_glyphs_hook = 0; /* XXX vestigial? */
4035 terminal->ring_bell_hook = ns_ring_bell;
4036 terminal->reset_terminal_modes_hook = NULL;
4037 terminal->set_terminal_modes_hook = NULL;
4038 terminal->update_begin_hook = ns_update_begin;
4039 terminal->update_end_hook = ns_update_end;
4040 terminal->set_terminal_window_hook = NULL; /* XXX vestigial? */
4041 terminal->read_socket_hook = ns_read_socket;
4042 terminal->frame_up_to_date_hook = ns_frame_up_to_date;
4043 terminal->mouse_position_hook = ns_mouse_position;
4044 terminal->frame_rehighlight_hook = ns_frame_rehighlight;
4045 terminal->frame_raise_lower_hook = ns_frame_raise_lower;
4047 terminal->fullscreen_hook = ns_fullscreen_hook;
4049 terminal->set_vertical_scroll_bar_hook = ns_set_vertical_scroll_bar;
4050 terminal->condemn_scroll_bars_hook = ns_condemn_scroll_bars;
4051 terminal->redeem_scroll_bar_hook = ns_redeem_scroll_bar;
4052 terminal->judge_scroll_bars_hook = ns_judge_scroll_bars;
4054 terminal->delete_frame_hook = x_destroy_window;
4055 terminal->delete_terminal_hook = ns_delete_terminal;
4057 terminal->scroll_region_ok = 1;
4058 terminal->char_ins_del_ok = 1;
4059 terminal->line_ins_del_ok = 1;
4060 terminal->fast_clear_end_of_line = 1;
4061 terminal->memory_below_frame = 0;
4063 return terminal;
4064 }
4067 struct ns_display_info *
4068 ns_term_init (Lisp_Object display_name)
4069 /* --------------------------------------------------------------------------
4070 Start the Application and get things rolling.
4071 -------------------------------------------------------------------------- */
4072 {
4073 struct terminal *terminal;
4074 struct ns_display_info *dpyinfo;
4075 static int ns_initialized = 0;
4076 Lisp_Object tmp;
4078 if (ns_initialized) return x_display_list;
4079 ns_initialized = 1;
4081 NSTRACE (ns_term_init);
4083 [outerpool release];
4084 outerpool = [[NSAutoreleasePool alloc] init];
4086 /* count object allocs (About, click icon); on OS X use ObjectAlloc tool */
4087 /*GSDebugAllocationActive (YES); */
4088 block_input ();
4090 baud_rate = 38400;
4091 Fset_input_interrupt_mode (Qnil);
4093 if (selfds[0] == -1)
4094 {
4095 if (emacs_pipe (selfds) != 0)
4096 {
4097 fprintf (stderr, "Failed to create pipe: %s\n",
4098 emacs_strerror (errno));
4099 emacs_abort ();
4100 }
4102 fcntl (selfds[0], F_SETFL, O_NONBLOCK|fcntl (selfds[0], F_GETFL));
4103 FD_ZERO (&select_readfds);
4104 FD_ZERO (&select_writefds);
4105 pthread_mutex_init (&select_mutex, NULL);
4106 }
4108 ns_pending_files = [[NSMutableArray alloc] init];
4109 ns_pending_service_names = [[NSMutableArray alloc] init];
4110 ns_pending_service_args = [[NSMutableArray alloc] init];
4112 /* Start app and create the main menu, window, view.
4113 Needs to be here because ns_initialize_display_info () uses AppKit classes.
4114 The view will then ask the NSApp to stop and return to Emacs. */
4115 [EmacsApp sharedApplication];
4116 if (NSApp == nil)
4117 return NULL;
4118 [NSApp setDelegate: NSApp];
4120 /* Start the select thread. */
4121 [NSThread detachNewThreadSelector:@selector (fd_handler:)
4122 toTarget:NSApp
4123 withObject:nil];
4125 /* debugging: log all notifications */
4126 /* [[NSNotificationCenter defaultCenter] addObserver: NSApp
4127 selector: @selector (logNotification:)
4128 name: nil object: nil]; */
4130 dpyinfo = xzalloc (sizeof *dpyinfo);
4132 ns_initialize_display_info (dpyinfo);
4133 terminal = ns_create_terminal (dpyinfo);
4135 terminal->kboard = xmalloc (sizeof *terminal->kboard);
4136 init_kboard (terminal->kboard);
4137 kset_window_system (terminal->kboard, Qns);
4138 terminal->kboard->next_kboard = all_kboards;
4139 all_kboards = terminal->kboard;
4140 /* Don't let the initial kboard remain current longer than necessary.
4141 That would cause problems if a file loaded on startup tries to
4142 prompt in the mini-buffer. */
4143 if (current_kboard == initial_kboard)
4144 current_kboard = terminal->kboard;
4145 terminal->kboard->reference_count++;
4147 dpyinfo->next = x_display_list;
4148 x_display_list = dpyinfo;
4150 /* Put it on ns_display_name_list */
4151 ns_display_name_list = Fcons (Fcons (display_name, Qnil),
4152 ns_display_name_list);
4153 dpyinfo->name_list_element = XCAR (ns_display_name_list);
4155 terminal->name = xstrdup (SSDATA (display_name));
4157 unblock_input ();
4159 if (!inhibit_x_resources)
4160 {
4161 ns_default ("GSFontAntiAlias", &ns_antialias_text,
4162 Qt, Qnil, NO, NO);
4163 tmp = Qnil;
4164 /* this is a standard variable */
4165 ns_default ("AppleAntiAliasingThreshold", &tmp,
4166 make_float (10.0), make_float (6.0), YES, NO);
4167 ns_antialias_threshold = NILP (tmp) ? 10.0 : XFLOATINT (tmp);
4168 }
4170 ns_selection_color = [[NSUserDefaults standardUserDefaults]
4171 stringForKey: @"AppleHighlightColor"];
4172 if (ns_selection_color == nil)
4173 ns_selection_color = NS_SELECTION_COLOR_DEFAULT;
4175 {
4176 NSColorList *cl = [NSColorList colorListNamed: @"Emacs"];
4178 if ( cl == nil )
4179 {
4180 Lisp_Object color_file, color_map, color;
4181 unsigned long c;
4182 char *name;
4184 color_file = Fexpand_file_name (build_string ("rgb.txt"),
4185 Fsymbol_value (intern ("data-directory")));
4187 color_map = Fx_load_color_file (color_file);
4188 if (NILP (color_map))
4189 fatal ("Could not read %s.\n", SDATA (color_file));
4191 cl = [[NSColorList alloc] initWithName: @"Emacs"];
4192 for ( ; CONSP (color_map); color_map = XCDR (color_map))
4193 {
4194 color = XCAR (color_map);
4195 name = SSDATA (XCAR (color));
4196 c = XINT (XCDR (color));
4197 [cl setColor:
4198 [NSColor colorWithCalibratedRed: RED_FROM_ULONG (c) / 255.0
4199 green: GREEN_FROM_ULONG (c) / 255.0
4200 blue: BLUE_FROM_ULONG (c) / 255.0
4201 alpha: 1.0]
4202 forKey: [NSString stringWithUTF8String: name]];
4203 }
4204 [cl writeToFile: nil];
4205 }
4206 }
4208 {
4209 #ifdef NS_IMPL_GNUSTEP
4210 Vwindow_system_version = build_string (gnustep_base_version);
4211 #else
4212 /*PSnextrelease (128, c); */
4213 char c[DBL_BUFSIZE_BOUND];
4214 int len = dtoastr (c, sizeof c, 0, 0, NSAppKitVersionNumber);
4215 Vwindow_system_version = make_unibyte_string (c, len);
4216 #endif
4217 }
4219 delete_keyboard_wait_descriptor (0);
4221 ns_app_name = [[NSProcessInfo processInfo] processName];
4223 /* Set up OS X app menu */
4224 #ifdef NS_IMPL_COCOA
4225 {
4226 NSMenu *appMenu;
4227 NSMenuItem *item;
4228 /* set up the application menu */
4229 svcsMenu = [[EmacsMenu alloc] initWithTitle: @"Services"];
4230 [svcsMenu setAutoenablesItems: NO];
4231 appMenu = [[EmacsMenu alloc] initWithTitle: @"Emacs"];
4232 [appMenu setAutoenablesItems: NO];
4233 mainMenu = [[EmacsMenu alloc] initWithTitle: @""];
4234 dockMenu = [[EmacsMenu alloc] initWithTitle: @""];
4236 [appMenu insertItemWithTitle: @"About Emacs"
4237 action: @selector (orderFrontStandardAboutPanel:)
4238 keyEquivalent: @""
4239 atIndex: 0];
4240 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 1];
4241 [appMenu insertItemWithTitle: @"Preferences..."
4242 action: @selector (showPreferencesWindow:)
4243 keyEquivalent: @","
4244 atIndex: 2];
4245 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 3];
4246 item = [appMenu insertItemWithTitle: @"Services"
4247 action: @selector (menuDown:)
4248 keyEquivalent: @""
4249 atIndex: 4];
4250 [appMenu setSubmenu: svcsMenu forItem: item];
4251 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 5];
4252 [appMenu insertItemWithTitle: @"Hide Emacs"
4253 action: @selector (hide:)
4254 keyEquivalent: @"h"
4255 atIndex: 6];
4256 item = [appMenu insertItemWithTitle: @"Hide Others"
4257 action: @selector (hideOtherApplications:)
4258 keyEquivalent: @"h"
4259 atIndex: 7];
4260 [item setKeyEquivalentModifierMask: NSCommandKeyMask | NSAlternateKeyMask];
4261 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 8];
4262 [appMenu insertItemWithTitle: @"Quit Emacs"
4263 action: @selector (terminate:)
4264 keyEquivalent: @"q"
4265 atIndex: 9];
4267 item = [mainMenu insertItemWithTitle: ns_app_name
4268 action: @selector (menuDown:)
4269 keyEquivalent: @""
4270 atIndex: 0];
4271 [mainMenu setSubmenu: appMenu forItem: item];
4272 [dockMenu insertItemWithTitle: @"New Frame"
4273 action: @selector (newFrame:)
4274 keyEquivalent: @""
4275 atIndex: 0];
4277 [NSApp setMainMenu: mainMenu];
4278 [NSApp setAppleMenu: appMenu];
4279 [NSApp setServicesMenu: svcsMenu];
4280 /* Needed at least on Cocoa, to get dock menu to show windows */
4281 [NSApp setWindowsMenu: [[NSMenu alloc] init]];
4283 [[NSNotificationCenter defaultCenter]
4284 addObserver: mainMenu
4285 selector: @selector (trackingNotification:)
4286 name: NSMenuDidBeginTrackingNotification object: mainMenu];
4287 [[NSNotificationCenter defaultCenter]
4288 addObserver: mainMenu
4289 selector: @selector (trackingNotification:)
4290 name: NSMenuDidEndTrackingNotification object: mainMenu];
4291 }
4292 #endif /* MAC OS X menu setup */
4294 /* Register our external input/output types, used for determining
4295 applicable services and also drag/drop eligibility. */
4296 ns_send_types = [[NSArray arrayWithObjects: NSStringPboardType, nil] retain];
4297 ns_return_types = [[NSArray arrayWithObjects: NSStringPboardType, nil]
4298 retain];
4299 ns_drag_types = [[NSArray arrayWithObjects:
4300 NSStringPboardType,
4301 NSTabularTextPboardType,
4302 NSFilenamesPboardType,
4303 NSURLPboardType,
4304 NSColorPboardType,
4305 NSFontPboardType, nil] retain];
4307 /* If fullscreen is in init/default-frame-alist, focus isn't set
4308 right for fullscreen windows, so set this. */
4309 [NSApp activateIgnoringOtherApps:YES];
4311 [NSApp run];
4312 ns_do_open_file = YES;
4314 #ifdef NS_IMPL_GNUSTEP
4315 /* GNUstep steals SIGCHLD for use in NSTask, but we don't use NSTask.
4316 We must re-catch it so subprocess works. */
4317 catch_child_signal ();
4318 #endif
4319 return dpyinfo;
4320 }
4323 void
4324 ns_term_shutdown (int sig)
4325 {
4326 [[NSUserDefaults standardUserDefaults] synchronize];
4328 /* code not reached in emacs.c after this is called by shut_down_emacs: */
4329 if (STRINGP (Vauto_save_list_file_name))
4330 unlink (SSDATA (Vauto_save_list_file_name));
4332 if (sig == 0 || sig == SIGTERM)
4333 {
4334 [NSApp terminate: NSApp];
4335 }
4336 else // force a stack trace to happen
4337 {
4338 emacs_abort ();
4339 }
4340 }
4343 /* ==========================================================================
4345 EmacsApp implementation
4347 ========================================================================== */
4350 @implementation EmacsApp
4352 - (void)logNotification: (NSNotification *)notification
4353 {
4354 const char *name = [[notification name] UTF8String];
4355 if (!strstr (name, "Update") && !strstr (name, "NSMenu")
4356 && !strstr (name, "WindowNumber"))
4357 NSLog (@"notification: '%@'", [notification name]);
4358 }
4361 - (void)sendEvent: (NSEvent *)theEvent
4362 /* --------------------------------------------------------------------------
4363 Called when NSApp is running for each event received. Used to stop
4364 the loop when we choose, since there's no way to just run one iteration.
4365 -------------------------------------------------------------------------- */
4366 {
4367 int type = [theEvent type];
4368 NSWindow *window = [theEvent window];
4370 /* NSTRACE (sendEvent); */
4371 /*fprintf (stderr, "received event of type %d\t%d\n", type);*/
4373 #ifdef NS_IMPL_GNUSTEP
4374 // Keyboard events aren't propagated to file dialogs for some reason.
4375 if ([NSApp modalWindow] != nil &&
4376 (type == NSKeyDown || type == NSKeyUp || type == NSFlagsChanged))
4377 {
4378 [[NSApp modalWindow] sendEvent: theEvent];
4379 return;
4380 }
4381 #endif
4383 if (type == NSApplicationDefined)
4384 {
4385 switch ([theEvent data2])
4386 {
4387 #ifdef NS_IMPL_COCOA
4388 case NSAPP_DATA2_RUNASSCRIPT:
4389 ns_run_ascript ();
4390 [self stop: self];
4391 return;
4392 #endif
4393 case NSAPP_DATA2_RUNFILEDIALOG:
4394 ns_run_file_dialog ();
4395 [self stop: self];
4396 return;
4397 }
4398 }
4400 if (type == NSCursorUpdate && window == nil)
4401 {
4402 fprintf (stderr, "Dropping external cursor update event.\n");
4403 return;
4404 }
4406 if (type == NSApplicationDefined)
4407 {
4408 /* Events posted by ns_send_appdefined interrupt the run loop here.
4409 But, if a modal window is up, an appdefined can still come through,
4410 (e.g., from a makeKeyWindow event) but stopping self also stops the
4411 modal loop. Just defer it until later. */
4412 if ([NSApp modalWindow] == nil)
4413 {
4414 last_appdefined_event_data = [theEvent data1];
4415 [self stop: self];
4416 }
4417 else
4418 {
4419 send_appdefined = YES;
4420 }
4421 }
4424 #ifdef NS_IMPL_COCOA
4425 /* If no dialog and none of our frames have focus and it is a move, skip it.
4426 It is a mouse move in an auxiliary menu, i.e. on the top right on OSX,
4427 such as Wifi, sound, date or similar.
4428 This prevents "spooky" highlighting in the frame under the menu. */
4429 if (type == NSMouseMoved && [NSApp modalWindow] == nil)
4430 {
4431 struct ns_display_info *di;
4432 BOOL has_focus = NO;
4433 for (di = x_display_list; ! has_focus && di; di = di->next)
4434 has_focus = di->x_focus_frame != 0;
4435 if (! has_focus)
4436 return;
4437 }
4438 #endif
4440 [super sendEvent: theEvent];
4441 }
4444 - (void)showPreferencesWindow: (id)sender
4445 {
4446 struct frame *emacsframe = SELECTED_FRAME ();
4447 NSEvent *theEvent = [NSApp currentEvent];
4449 if (!emacs_event)
4450 return;
4451 emacs_event->kind = NS_NONKEY_EVENT;
4452 emacs_event->code = KEY_NS_SHOW_PREFS;
4453 emacs_event->modifiers = 0;
4454 EV_TRAILER (theEvent);
4455 }
4458 - (void)newFrame: (id)sender
4459 {
4460 struct frame *emacsframe = SELECTED_FRAME ();
4461 NSEvent *theEvent = [NSApp currentEvent];
4463 if (!emacs_event)
4464 return;
4465 emacs_event->kind = NS_NONKEY_EVENT;
4466 emacs_event->code = KEY_NS_NEW_FRAME;
4467 emacs_event->modifiers = 0;
4468 EV_TRAILER (theEvent);
4469 }
4472 /* Open a file (used by below, after going into queue read by ns_read_socket) */
4473 - (BOOL) openFile: (NSString *)fileName
4474 {
4475 struct frame *emacsframe = SELECTED_FRAME ();
4476 NSEvent *theEvent = [NSApp currentEvent];
4478 if (!emacs_event)
4479 return NO;
4481 emacs_event->kind = NS_NONKEY_EVENT;
4482 emacs_event->code = KEY_NS_OPEN_FILE_LINE;
4483 ns_input_file = append2 (ns_input_file, build_string ([fileName UTF8String]));
4484 ns_input_line = Qnil; /* can be start or cons start,end */
4485 emacs_event->modifiers =0;
4486 EV_TRAILER (theEvent);
4488 return YES;
4489 }
4492 /* **************************************************************************
4494 EmacsApp delegate implementation
4496 ************************************************************************** */
4498 - (void)applicationDidFinishLaunching: (NSNotification *)notification
4499 /* --------------------------------------------------------------------------
4500 When application is loaded, terminate event loop in ns_term_init
4501 -------------------------------------------------------------------------- */
4502 {
4503 NSTRACE (applicationDidFinishLaunching);
4504 [NSApp setServicesProvider: NSApp];
4505 ns_send_appdefined (-2);
4506 }
4509 /* Termination sequences:
4510 C-x C-c:
4511 Cmd-Q:
4512 MenuBar | File | Exit:
4513 Select Quit from App menubar:
4514 -terminate
4515 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4516 ns_term_shutdown()
4518 Select Quit from Dock menu:
4519 Logout attempt:
4520 -appShouldTerminate
4521 Cancel -> Nothing else
4522 Accept ->
4524 -terminate
4525 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4526 ns_term_shutdown()
4528 */
4530 - (void) terminate: (id)sender
4531 {
4532 struct frame *emacsframe = SELECTED_FRAME ();
4534 if (!emacs_event)
4535 return;
4537 emacs_event->kind = NS_NONKEY_EVENT;
4538 emacs_event->code = KEY_NS_POWER_OFF;
4539 emacs_event->arg = Qt; /* mark as non-key event */
4540 EV_TRAILER ((id)nil);
4541 }
4544 - (NSApplicationTerminateReply)applicationShouldTerminate: (id)sender
4545 {
4546 int ret;
4548 if (NILP (ns_confirm_quit)) // || ns_shutdown_properly --> TO DO
4549 return NSTerminateNow;
4551 ret = NSRunAlertPanel(ns_app_name,
4552 @"Exit requested. Would you like to Save Buffers and Exit, or Cancel the request?",
4553 @"Save Buffers and Exit", @"Cancel", nil);
4555 if (ret == NSAlertDefaultReturn)
4556 return NSTerminateNow;
4557 else if (ret == NSAlertAlternateReturn)
4558 return NSTerminateCancel;
4559 return NSTerminateNow; /* just in case */
4560 }
4562 static int
4563 not_in_argv (NSString *arg)
4564 {
4565 int k;
4566 const char *a = [arg UTF8String];
4567 for (k = 1; k < initial_argc; ++k)
4568 if (strcmp (a, initial_argv[k]) == 0) return 0;
4569 return 1;
4570 }
4572 /* Notification from the Workspace to open a file */
4573 - (BOOL)application: sender openFile: (NSString *)file
4574 {
4575 if (ns_do_open_file || not_in_argv (file))
4576 [ns_pending_files addObject: file];
4577 return YES;
4578 }
4581 /* Open a file as a temporary file */
4582 - (BOOL)application: sender openTempFile: (NSString *)file
4583 {
4584 if (ns_do_open_file || not_in_argv (file))
4585 [ns_pending_files addObject: file];
4586 return YES;
4587 }
4590 /* Notification from the Workspace to open a file noninteractively (?) */
4591 - (BOOL)application: sender openFileWithoutUI: (NSString *)file
4592 {
4593 if (ns_do_open_file || not_in_argv (file))
4594 [ns_pending_files addObject: file];
4595 return YES;
4596 }
4598 /* Notification from the Workspace to open multiple files */
4599 - (void)application: sender openFiles: (NSArray *)fileList
4600 {
4601 NSEnumerator *files = [fileList objectEnumerator];
4602 NSString *file;
4603 /* Don't open files from the command line unconditionally,
4604 Cocoa parses the command line wrong, --option value tries to open value
4605 if --option is the last option. */
4606 while ((file = [files nextObject]) != nil)
4607 if (ns_do_open_file || not_in_argv (file))
4608 [ns_pending_files addObject: file];
4610 [self replyToOpenOrPrint: NSApplicationDelegateReplySuccess];
4612 }
4615 /* Handle dock menu requests. */
4616 - (NSMenu *)applicationDockMenu: (NSApplication *) sender
4617 {
4618 return dockMenu;
4619 }
4622 /* TODO: these may help w/IO switching btwn terminal and NSApp */
4623 - (void)applicationWillBecomeActive: (NSNotification *)notification
4624 {
4625 //ns_app_active=YES;
4626 }
4627 - (void)applicationDidBecomeActive: (NSNotification *)notification
4628 {
4629 NSTRACE (applicationDidBecomeActive);
4631 //ns_app_active=YES;
4633 ns_update_auto_hide_menu_bar ();
4634 // No constraining takes place when the application is not active.
4635 ns_constrain_all_frames ();
4636 }
4637 - (void)applicationDidResignActive: (NSNotification *)notification
4638 {
4639 //ns_app_active=NO;
4640 ns_send_appdefined (-1);
4641 }
4645 /* ==========================================================================
4647 EmacsApp aux handlers for managing event loop
4649 ========================================================================== */
4652 - (void)timeout_handler: (NSTimer *)timedEntry
4653 /* --------------------------------------------------------------------------
4654 The timeout specified to ns_select has passed.
4655 -------------------------------------------------------------------------- */
4656 {
4657 /*NSTRACE (timeout_handler); */
4658 ns_send_appdefined (-2);
4659 }
4661 #ifdef NS_IMPL_GNUSTEP
4662 - (void)sendFromMainThread:(id)unused
4663 {
4664 ns_send_appdefined (nextappdefined);
4665 }
4666 #endif
4668 - (void)fd_handler:(id)unused
4669 /* --------------------------------------------------------------------------
4670 Check data waiting on file descriptors and terminate if so
4671 -------------------------------------------------------------------------- */
4672 {
4673 int result;
4674 int waiting = 1, nfds;
4675 char c;
4677 fd_set readfds, writefds, *wfds;
4678 struct timespec timeout, *tmo;
4679 NSAutoreleasePool *pool = nil;
4681 /* NSTRACE (fd_handler); */
4683 for (;;)
4684 {
4685 [pool release];
4686 pool = [[NSAutoreleasePool alloc] init];
4688 if (waiting)
4689 {
4690 fd_set fds;
4691 FD_ZERO (&fds);
4692 FD_SET (selfds[0], &fds);
4693 result = select (selfds[0]+1, &fds, NULL, NULL, NULL);
4694 if (result > 0 && read (selfds[0], &c, 1) == 1 && c == 'g')
4695 waiting = 0;
4696 }
4697 else
4698 {
4699 pthread_mutex_lock (&select_mutex);
4700 nfds = select_nfds;
4702 if (select_valid & SELECT_HAVE_READ)
4703 readfds = select_readfds;
4704 else
4705 FD_ZERO (&readfds);
4707 if (select_valid & SELECT_HAVE_WRITE)
4708 {
4709 writefds = select_writefds;
4710 wfds = &writefds;
4711 }
4712 else
4713 wfds = NULL;
4714 if (select_valid & SELECT_HAVE_TMO)
4715 {
4716 timeout = select_timeout;
4717 tmo = &timeout;
4718 }
4719 else
4720 tmo = NULL;
4722 pthread_mutex_unlock (&select_mutex);
4724 FD_SET (selfds[0], &readfds);
4725 if (selfds[0] >= nfds) nfds = selfds[0]+1;
4727 result = pselect (nfds, &readfds, wfds, NULL, tmo, NULL);
4729 if (result == 0)
4730 ns_send_appdefined (-2);
4731 else if (result > 0)
4732 {
4733 if (FD_ISSET (selfds[0], &readfds))
4734 {
4735 if (read (selfds[0], &c, 1) == 1 && c == 's')
4736 waiting = 1;
4737 }
4738 else
4739 {
4740 pthread_mutex_lock (&select_mutex);
4741 if (select_valid & SELECT_HAVE_READ)
4742 select_readfds = readfds;
4743 if (select_valid & SELECT_HAVE_WRITE)
4744 select_writefds = writefds;
4745 if (select_valid & SELECT_HAVE_TMO)
4746 select_timeout = timeout;
4747 pthread_mutex_unlock (&select_mutex);
4749 ns_send_appdefined (result);
4750 }
4751 }
4752 waiting = 1;
4753 }
4754 }
4755 }
4759 /* ==========================================================================
4761 Service provision
4763 ========================================================================== */
4765 /* called from system: queue for next pass through event loop */
4766 - (void)requestService: (NSPasteboard *)pboard
4767 userData: (NSString *)userData
4768 error: (NSString **)error
4769 {
4770 [ns_pending_service_names addObject: userData];
4771 [ns_pending_service_args addObject: [NSString stringWithUTF8String:
4772 SSDATA (ns_string_from_pasteboard (pboard))]];
4773 }
4776 /* called from ns_read_socket to clear queue */
4777 - (BOOL)fulfillService: (NSString *)name withArg: (NSString *)arg
4778 {
4779 struct frame *emacsframe = SELECTED_FRAME ();
4780 NSEvent *theEvent = [NSApp currentEvent];
4782 if (!emacs_event)
4783 return NO;
4785 emacs_event->kind = NS_NONKEY_EVENT;
4786 emacs_event->code = KEY_NS_SPI_SERVICE_CALL;
4787 ns_input_spi_name = build_string ([name UTF8String]);
4788 ns_input_spi_arg = build_string ([arg UTF8String]);
4789 emacs_event->modifiers = EV_MODIFIERS (theEvent);
4790 EV_TRAILER (theEvent);
4792 return YES;
4793 }
4796 @end /* EmacsApp */
4800 /* ==========================================================================
4802 EmacsView implementation
4804 ========================================================================== */
4807 @implementation EmacsView
4809 /* needed to inform when window closed from LISP */
4810 - (void) setWindowClosing: (BOOL)closing
4811 {
4812 windowClosing = closing;
4813 }
4816 - (void)dealloc
4817 {
4818 NSTRACE (EmacsView_dealloc);
4819 [toolbar release];
4820 if (fs_state == FULLSCREEN_BOTH)
4821 [nonfs_window release];
4822 [super dealloc];
4823 }
4826 /* called on font panel selection */
4827 - (void)changeFont: (id)sender
4828 {
4829 NSEvent *e = [[self window] currentEvent];
4830 struct face *face = FRAME_DEFAULT_FACE (emacsframe);
4831 struct font *font = face->font;
4832 id newFont;
4833 CGFloat size;
4834 NSFont *nsfont;
4836 NSTRACE (changeFont);
4838 if (!emacs_event)
4839 return;
4841 if (EQ (font->driver->type, Qns))
4842 nsfont = ((struct nsfont_info *)font)->nsfont;
4843 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
4844 else
4845 nsfont = (NSFont *) macfont_get_nsctfont (font);
4846 #endif
4848 if ((newFont = [sender convertFont: nsfont]))
4849 {
4850 SET_FRAME_GARBAGED (emacsframe); /* now needed as of 2008/10 */
4852 emacs_event->kind = NS_NONKEY_EVENT;
4853 emacs_event->modifiers = 0;
4854 emacs_event->code = KEY_NS_CHANGE_FONT;
4856 size = [newFont pointSize];
4857 ns_input_fontsize = make_number (lrint (size));
4858 ns_input_font = build_string ([[newFont familyName] UTF8String]);
4859 EV_TRAILER (e);
4860 }
4861 }
4864 - (BOOL)acceptsFirstResponder
4865 {
4866 NSTRACE (acceptsFirstResponder);
4867 return YES;
4868 }
4871 - (void)resetCursorRects
4872 {
4873 NSRect visible = [self visibleRect];
4874 NSCursor *currentCursor = FRAME_POINTER_TYPE (emacsframe);
4875 NSTRACE (resetCursorRects);
4877 if (currentCursor == nil)
4878 currentCursor = [NSCursor arrowCursor];
4880 if (!NSIsEmptyRect (visible))
4881 [self addCursorRect: visible cursor: currentCursor];
4882 [currentCursor setOnMouseEntered: YES];
4883 }
4887 /*****************************************************************************/
4888 /* Keyboard handling. */
4889 #define NS_KEYLOG 0
4891 - (void)keyDown: (NSEvent *)theEvent
4892 {
4893 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
4894 int code;
4895 unsigned fnKeysym = 0;
4896 static NSMutableArray *nsEvArray;
4897 #if !defined (NS_IMPL_COCOA) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6
4898 static BOOL firstTime = YES;
4899 #endif
4900 int left_is_none;
4901 unsigned int flags = [theEvent modifierFlags];
4903 NSTRACE (keyDown);
4905 /* Rhapsody and OS X give up and down events for the arrow keys */
4906 if (ns_fake_keydown == YES)
4907 ns_fake_keydown = NO;
4908 else if ([theEvent type] != NSKeyDown)
4909 return;
4911 if (!emacs_event)
4912 return;
4914 if (![[self window] isKeyWindow]
4915 && [[theEvent window] isKindOfClass: [EmacsWindow class]]
4916 /* we must avoid an infinite loop here. */
4917 && (EmacsView *)[[theEvent window] delegate] != self)
4918 {
4919 /* XXX: There is an occasional condition in which, when Emacs display
4920 updates a different frame from the current one, and temporarily
4921 selects it, then processes some interrupt-driven input
4922 (dispnew.c:3878), OS will send the event to the correct NSWindow, but
4923 for some reason that window has its first responder set to the NSView
4924 most recently updated (I guess), which is not the correct one. */
4925 [(EmacsView *)[[theEvent window] delegate] keyDown: theEvent];
4926 return;
4927 }
4929 if (nsEvArray == nil)
4930 nsEvArray = [[NSMutableArray alloc] initWithCapacity: 1];
4932 [NSCursor setHiddenUntilMouseMoves: YES];
4934 if (hlinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight))
4935 {
4936 clear_mouse_face (hlinfo);
4937 hlinfo->mouse_face_hidden = 1;
4938 }
4940 if (!processingCompose)
4941 {
4942 /* When using screen sharing, no left or right information is sent,
4943 so use Left key in those cases. */
4944 int is_left_key, is_right_key;
4946 code = ([[theEvent charactersIgnoringModifiers] length] == 0) ?
4947 0 : [[theEvent charactersIgnoringModifiers] characterAtIndex: 0];
4949 /* (Carbon way: [theEvent keyCode]) */
4951 /* is it a "function key"? */
4952 fnKeysym = (code < 0x00ff && (flags&NSNumericPadKeyMask))
4953 ? ns_convert_key ([theEvent keyCode] | NSNumericPadKeyMask)
4954 : ns_convert_key (code);
4956 if (fnKeysym)
4957 {
4958 /* COUNTERHACK: map 'Delete' on upper-right main KB to 'Backspace',
4959 because Emacs treats Delete and KP-Delete same (in simple.el). */
4960 if ((fnKeysym == 0xFFFF && [theEvent keyCode] == 0x33)
4961 #ifdef NS_IMPL_GNUSTEP
4962 /* GNUstep uses incompatible keycodes, even for those that are
4963 supposed to be hardware independent. Just check for delete.
4964 Keypad delete does not have keysym 0xFFFF.
4965 See http://savannah.gnu.org/bugs/?25395
4966 */
4967 || (fnKeysym == 0xFFFF && code == 127)
4968 #endif
4969 )
4970 code = 0xFF08; /* backspace */
4971 else
4972 code = fnKeysym;
4973 }
4975 /* are there modifiers? */
4976 emacs_event->modifiers = 0;
4978 if (flags & NSHelpKeyMask)
4979 emacs_event->modifiers |= hyper_modifier;
4981 if (flags & NSShiftKeyMask)
4982 emacs_event->modifiers |= shift_modifier;
4984 is_right_key = (flags & NSRightCommandKeyMask) == NSRightCommandKeyMask;
4985 is_left_key = (flags & NSLeftCommandKeyMask) == NSLeftCommandKeyMask
4986 || (! is_right_key && (flags & NSCommandKeyMask) == NSCommandKeyMask);
4988 if (is_right_key)
4989 emacs_event->modifiers |= parse_solitary_modifier
4990 (EQ (ns_right_command_modifier, Qleft)
4991 ? ns_command_modifier
4992 : ns_right_command_modifier);
4994 if (is_left_key)
4995 {
4996 emacs_event->modifiers |= parse_solitary_modifier
4997 (ns_command_modifier);
4999 /* if super (default), take input manager's word so things like
5000 dvorak / qwerty layout work */
5001 if (EQ (ns_command_modifier, Qsuper)
5002 && !fnKeysym
5003 && [[theEvent characters] length] != 0)
5004 {
5005 /* XXX: the code we get will be unshifted, so if we have
5006 a shift modifier, must convert ourselves */
5007 if (!(flags & NSShiftKeyMask))
5008 code = [[theEvent characters] characterAtIndex: 0];
5009 #if 0
5010 /* this is ugly and also requires linking w/Carbon framework
5011 (for LMGetKbdType) so for now leave this rare (?) case
5012 undealt with.. in future look into CGEvent methods */
5013 else
5014 {
5015 long smv = GetScriptManagerVariable (smKeyScript);
5016 Handle uchrHandle = GetResource
5017 ('uchr', GetScriptVariable (smv, smScriptKeys));
5018 UInt32 dummy = 0;
5019 UCKeyTranslate ((UCKeyboardLayout*)*uchrHandle,
5020 [[theEvent characters] characterAtIndex: 0],
5021 kUCKeyActionDisplay,
5022 (flags & ~NSCommandKeyMask) >> 8,
5023 LMGetKbdType (), kUCKeyTranslateNoDeadKeysMask,
5024 &dummy, 1, &dummy, &code);
5025 code &= 0xFF;
5026 }
5027 #endif
5028 }
5029 }
5031 is_right_key = (flags & NSRightControlKeyMask) == NSRightControlKeyMask;
5032 is_left_key = (flags & NSLeftControlKeyMask) == NSLeftControlKeyMask
5033 || (! is_right_key && (flags & NSControlKeyMask) == NSControlKeyMask);
5035 if (is_right_key)
5036 emacs_event->modifiers |= parse_solitary_modifier
5037 (EQ (ns_right_control_modifier, Qleft)
5038 ? ns_control_modifier
5039 : ns_right_control_modifier);
5041 if (is_left_key)
5042 emacs_event->modifiers |= parse_solitary_modifier
5043 (ns_control_modifier);
5045 if (flags & NS_FUNCTION_KEY_MASK && !fnKeysym)
5046 emacs_event->modifiers |=
5047 parse_solitary_modifier (ns_function_modifier);
5049 left_is_none = NILP (ns_alternate_modifier)
5050 || EQ (ns_alternate_modifier, Qnone);
5052 is_right_key = (flags & NSRightAlternateKeyMask)
5053 == NSRightAlternateKeyMask;
5054 is_left_key = (flags & NSLeftAlternateKeyMask) == NSLeftAlternateKeyMask
5055 || (! is_right_key
5056 && (flags & NSAlternateKeyMask) == NSAlternateKeyMask);
5058 if (is_right_key)
5059 {
5060 if ((NILP (ns_right_alternate_modifier)
5061 || EQ (ns_right_alternate_modifier, Qnone)
5062 || (EQ (ns_right_alternate_modifier, Qleft) && left_is_none))
5063 && !fnKeysym)
5064 { /* accept pre-interp alt comb */
5065 if ([[theEvent characters] length] > 0)
5066 code = [[theEvent characters] characterAtIndex: 0];
5067 /*HACK: clear lone shift modifier to stop next if from firing */
5068 if (emacs_event->modifiers == shift_modifier)
5069 emacs_event->modifiers = 0;
5070 }
5071 else
5072 emacs_event->modifiers |= parse_solitary_modifier
5073 (EQ (ns_right_alternate_modifier, Qleft)
5074 ? ns_alternate_modifier
5075 : ns_right_alternate_modifier);
5076 }
5078 if (is_left_key) /* default = meta */
5079 {
5080 if (left_is_none && !fnKeysym)
5081 { /* accept pre-interp alt comb */
5082 if ([[theEvent characters] length] > 0)
5083 code = [[theEvent characters] characterAtIndex: 0];
5084 /*HACK: clear lone shift modifier to stop next if from firing */
5085 if (emacs_event->modifiers == shift_modifier)
5086 emacs_event->modifiers = 0;
5087 }
5088 else
5089 emacs_event->modifiers |=
5090 parse_solitary_modifier (ns_alternate_modifier);
5091 }
5093 if (NS_KEYLOG)
5094 fprintf (stderr, "keyDown: code =%x\tfnKey =%x\tflags = %x\tmods = %x\n",
5095 code, fnKeysym, flags, emacs_event->modifiers);
5097 /* if it was a function key or had modifiers, pass it directly to emacs */
5098 if (fnKeysym || (emacs_event->modifiers
5099 && (emacs_event->modifiers != shift_modifier)
5100 && [[theEvent charactersIgnoringModifiers] length] > 0))
5101 /*[[theEvent characters] length] */
5102 {
5103 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5104 if (code < 0x20)
5105 code |= (1<<28)|(3<<16);
5106 else if (code == 0x7f)
5107 code |= (1<<28)|(3<<16);
5108 else if (!fnKeysym)
5109 emacs_event->kind = code > 0xFF
5110 ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
5112 emacs_event->code = code;
5113 EV_TRAILER (theEvent);
5114 processingCompose = NO;
5115 return;
5116 }
5117 }
5120 #if !defined (NS_IMPL_COCOA) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6
5121 /* if we get here we should send the key for input manager processing */
5122 /* Disable warning, there is nothing a user can do about it anyway, and
5123 it does not seem to matter. */
5124 #if 0
5125 if (firstTime && [[NSInputManager currentInputManager]
5126 wantsToDelayTextChangeNotifications] == NO)
5127 fprintf (stderr,
5128 "Emacs: WARNING: TextInput mgr wants marked text to be permanent!\n");
5129 #endif
5130 firstTime = NO;
5131 #endif
5132 if (NS_KEYLOG && !processingCompose)
5133 fprintf (stderr, "keyDown: Begin compose sequence.\n");
5135 processingCompose = YES;
5136 [nsEvArray addObject: theEvent];
5137 [self interpretKeyEvents: nsEvArray];
5138 [nsEvArray removeObject: theEvent];
5139 }
5142 #ifdef NS_IMPL_COCOA
5143 /* Needed to pick up Ctrl-tab and possibly other events that OS X has
5144 decided not to send key-down for.
5145 See http://osdir.com/ml/editors.vim.mac/2007-10/msg00141.html
5146 This only applies on Tiger and earlier.
5147 If it matches one of these, send it on to keyDown. */
5148 -(void)keyUp: (NSEvent *)theEvent
5149 {
5150 int flags = [theEvent modifierFlags];
5151 int code = [theEvent keyCode];
5152 if (floor (NSAppKitVersionNumber) <= 824 /*NSAppKitVersionNumber10_4*/ &&
5153 code == 0x30 && (flags & NSControlKeyMask) && !(flags & NSCommandKeyMask))
5154 {
5155 if (NS_KEYLOG)
5156 fprintf (stderr, "keyUp: passed test");
5157 ns_fake_keydown = YES;
5158 [self keyDown: theEvent];
5159 }
5160 }
5161 #endif
5164 /* <NSTextInput> implementation (called through super interpretKeyEvents:]). */
5167 /* <NSTextInput>: called when done composing;
5168 NOTE: also called when we delete over working text, followed immed.
5169 by doCommandBySelector: deleteBackward: */
5170 - (void)insertText: (id)aString
5171 {
5172 int code;
5173 int len = [(NSString *)aString length];
5174 int i;
5176 if (NS_KEYLOG)
5177 NSLog (@"insertText '%@'\tlen = %d", aString, len);
5178 processingCompose = NO;
5180 if (!emacs_event)
5181 return;
5183 /* first, clear any working text */
5184 if (workingText != nil)
5185 [self deleteWorkingText];
5187 /* now insert the string as keystrokes */
5188 for (i =0; i<len; i++)
5189 {
5190 code = [aString characterAtIndex: i];
5191 /* TODO: still need this? */
5192 if (code == 0x2DC)
5193 code = '~'; /* 0x7E */
5194 if (code != 32) /* Space */
5195 emacs_event->modifiers = 0;
5196 emacs_event->kind
5197 = code > 0xFF ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
5198 emacs_event->code = code;
5199 EV_TRAILER ((id)nil);
5200 }
5201 }
5204 /* <NSTextInput>: inserts display of composing characters */
5205 - (void)setMarkedText: (id)aString selectedRange: (NSRange)selRange
5206 {
5207 NSString *str = [aString respondsToSelector: @selector (string)] ?
5208 [aString string] : aString;
5209 if (NS_KEYLOG)
5210 NSLog (@"setMarkedText '%@' len =%d range %d from %d", str, [str length],
5211 selRange.length, selRange.location);
5213 if (workingText != nil)
5214 [self deleteWorkingText];
5215 if ([str length] == 0)
5216 return;
5218 if (!emacs_event)
5219 return;
5221 processingCompose = YES;
5222 workingText = [str copy];
5223 ns_working_text = build_string ([workingText UTF8String]);
5225 emacs_event->kind = NS_TEXT_EVENT;
5226 emacs_event->code = KEY_NS_PUT_WORKING_TEXT;
5227 EV_TRAILER ((id)nil);
5228 }
5231 /* delete display of composing characters [not in <NSTextInput>] */
5232 - (void)deleteWorkingText
5233 {
5234 if (workingText == nil)
5235 return;
5236 if (NS_KEYLOG)
5237 NSLog(@"deleteWorkingText len =%d\n", [workingText length]);
5238 [workingText release];
5239 workingText = nil;
5240 processingCompose = NO;
5242 if (!emacs_event)
5243 return;
5245 emacs_event->kind = NS_TEXT_EVENT;
5246 emacs_event->code = KEY_NS_UNPUT_WORKING_TEXT;
5247 EV_TRAILER ((id)nil);
5248 }
5251 - (BOOL)hasMarkedText
5252 {
5253 return workingText != nil;
5254 }
5257 - (NSRange)markedRange
5258 {
5259 NSRange rng = workingText != nil
5260 ? NSMakeRange (0, [workingText length]) : NSMakeRange (NSNotFound, 0);
5261 if (NS_KEYLOG)
5262 NSLog (@"markedRange request");
5263 return rng;
5264 }
5267 - (void)unmarkText
5268 {
5269 if (NS_KEYLOG)
5270 NSLog (@"unmark (accept) text");
5271 [self deleteWorkingText];
5272 processingCompose = NO;
5273 }
5276 /* used to position char selection windows, etc. */
5277 - (NSRect)firstRectForCharacterRange: (NSRange)theRange
5278 {
5279 NSRect rect;
5280 NSPoint pt;
5281 struct window *win = XWINDOW (FRAME_SELECTED_WINDOW (emacsframe));
5282 if (NS_KEYLOG)
5283 NSLog (@"firstRectForCharRange request");
5285 rect.size.width = theRange.length * FRAME_COLUMN_WIDTH (emacsframe);
5286 rect.size.height = FRAME_LINE_HEIGHT (emacsframe);
5287 pt.x = WINDOW_TEXT_TO_FRAME_PIXEL_X (win, win->phys_cursor.x);
5288 pt.y = WINDOW_TO_FRAME_PIXEL_Y (win, win->phys_cursor.y
5289 +FRAME_LINE_HEIGHT (emacsframe));
5291 pt = [self convertPoint: pt toView: nil];
5292 pt = [[self window] convertBaseToScreen: pt];
5293 rect.origin = pt;
5294 return rect;
5295 }
5298 - (NSInteger)conversationIdentifier
5299 {
5300 return (NSInteger)self;
5301 }
5304 - (void)doCommandBySelector: (SEL)aSelector
5305 {
5306 if (NS_KEYLOG)
5307 NSLog (@"doCommandBySelector: %@", NSStringFromSelector (aSelector));
5309 processingCompose = NO;
5310 if (aSelector == @selector (deleteBackward:))
5311 {
5312 /* happens when user backspaces over an ongoing composition:
5313 throw a 'delete' into the event queue */
5314 if (!emacs_event)
5315 return;
5316 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5317 emacs_event->code = 0xFF08;
5318 EV_TRAILER ((id)nil);
5319 }
5320 }
5322 - (NSArray *)validAttributesForMarkedText
5323 {
5324 static NSArray *arr = nil;
5325 if (arr == nil) arr = [NSArray new];
5326 /* [[NSArray arrayWithObject: NSUnderlineStyleAttributeName] retain]; */
5327 return arr;
5328 }
5330 - (NSRange)selectedRange
5331 {
5332 if (NS_KEYLOG)
5333 NSLog (@"selectedRange request");
5334 return NSMakeRange (NSNotFound, 0);
5335 }
5337 #if defined (NS_IMPL_COCOA) || GNUSTEP_GUI_MAJOR_VERSION > 0 || \
5338 GNUSTEP_GUI_MINOR_VERSION > 22
5339 - (NSUInteger)characterIndexForPoint: (NSPoint)thePoint
5340 #else
5341 - (unsigned int)characterIndexForPoint: (NSPoint)thePoint
5342 #endif
5343 {
5344 if (NS_KEYLOG)
5345 NSLog (@"characterIndexForPoint request");
5346 return 0;
5347 }
5349 - (NSAttributedString *)attributedSubstringFromRange: (NSRange)theRange
5350 {
5351 static NSAttributedString *str = nil;
5352 if (str == nil) str = [NSAttributedString new];
5353 if (NS_KEYLOG)
5354 NSLog (@"attributedSubstringFromRange request");
5355 return str;
5356 }
5358 /* End <NSTextInput> impl. */
5359 /*****************************************************************************/
5362 /* This is what happens when the user presses a mouse button. */
5363 - (void)mouseDown: (NSEvent *)theEvent
5364 {
5365 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
5367 NSTRACE (mouseDown);
5369 [self deleteWorkingText];
5371 if (!emacs_event)
5372 return;
5374 last_mouse_frame = emacsframe;
5375 /* appears to be needed to prevent spurious movement events generated on
5376 button clicks */
5377 last_mouse_frame->mouse_moved = 0;
5379 if ([theEvent type] == NSScrollWheel)
5380 {
5381 CGFloat delta = [theEvent deltaY];
5382 /* Mac notebooks send wheel events w/delta =0 when trackpad scrolling */
5383 if (delta == 0)
5384 return;
5385 emacs_event->kind = WHEEL_EVENT;
5386 emacs_event->code = 0;
5387 emacs_event->modifiers = EV_MODIFIERS (theEvent) |
5388 ((delta > 0) ? up_modifier : down_modifier);
5389 }
5390 else
5391 {
5392 emacs_event->kind = MOUSE_CLICK_EVENT;
5393 emacs_event->code = EV_BUTTON (theEvent);
5394 emacs_event->modifiers = EV_MODIFIERS (theEvent)
5395 | EV_UDMODIFIERS (theEvent);
5396 }
5397 XSETINT (emacs_event->x, lrint (p.x));
5398 XSETINT (emacs_event->y, lrint (p.y));
5399 EV_TRAILER (theEvent);
5400 }
5403 - (void)rightMouseDown: (NSEvent *)theEvent
5404 {
5405 NSTRACE (rightMouseDown);
5406 [self mouseDown: theEvent];
5407 }
5410 - (void)otherMouseDown: (NSEvent *)theEvent
5411 {
5412 NSTRACE (otherMouseDown);
5413 [self mouseDown: theEvent];
5414 }
5417 - (void)mouseUp: (NSEvent *)theEvent
5418 {
5419 NSTRACE (mouseUp);
5420 [self mouseDown: theEvent];
5421 }
5424 - (void)rightMouseUp: (NSEvent *)theEvent
5425 {
5426 NSTRACE (rightMouseUp);
5427 [self mouseDown: theEvent];
5428 }
5431 - (void)otherMouseUp: (NSEvent *)theEvent
5432 {
5433 NSTRACE (otherMouseUp);
5434 [self mouseDown: theEvent];
5435 }
5438 - (void) scrollWheel: (NSEvent *)theEvent
5439 {
5440 NSTRACE (scrollWheel);
5441 [self mouseDown: theEvent];
5442 }
5445 /* Tell emacs the mouse has moved. */
5446 - (void)mouseMoved: (NSEvent *)e
5447 {
5448 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
5449 Lisp_Object frame;
5451 // NSTRACE (mouseMoved);
5453 last_mouse_movement_time = EV_TIMESTAMP (e);
5454 last_mouse_motion_position
5455 = [self convertPoint: [e locationInWindow] fromView: nil];
5457 /* update any mouse face */
5458 if (hlinfo->mouse_face_hidden)
5459 {
5460 hlinfo->mouse_face_hidden = 0;
5461 clear_mouse_face (hlinfo);
5462 }
5464 /* tooltip handling */
5465 previous_help_echo_string = help_echo_string;
5466 help_echo_string = Qnil;
5468 if (!NILP (Vmouse_autoselect_window))
5469 {
5470 NSTRACE (mouse_autoselect_window);
5471 static Lisp_Object last_mouse_window;
5472 Lisp_Object window = window_from_coordinates
5473 (emacsframe, last_mouse_motion_position.x,
5474 last_mouse_motion_position.y, 0, 0);
5476 if (WINDOWP (window)
5477 && !EQ (window, last_mouse_window)
5478 && !EQ (window, selected_window)
5479 && (focus_follows_mouse
5480 || (EQ (XWINDOW (window)->frame,
5481 XWINDOW (selected_window)->frame))))
5482 {
5483 NSTRACE (in_window);
5484 emacs_event->kind = SELECT_WINDOW_EVENT;
5485 emacs_event->frame_or_window = window;
5486 EV_TRAILER2 (e);
5487 }
5488 /* Remember the last window where we saw the mouse. */
5489 last_mouse_window = window;
5490 }
5492 if (!note_mouse_movement (emacsframe, last_mouse_motion_position.x,
5493 last_mouse_motion_position.y))
5494 help_echo_string = previous_help_echo_string;
5496 XSETFRAME (frame, emacsframe);
5497 if (!NILP (help_echo_string) || !NILP (previous_help_echo_string))
5498 {
5499 /* NOTE: help_echo_{window,pos,object} are set in xdisp.c
5500 (note_mouse_highlight), which is called through the
5501 note_mouse_movement () call above */
5502 gen_help_event (help_echo_string, frame, help_echo_window,
5503 help_echo_object, help_echo_pos);
5504 }
5505 else
5506 {
5507 help_echo_string = Qnil;
5508 gen_help_event (Qnil, frame, Qnil, Qnil, 0);
5509 }
5511 if (emacsframe->mouse_moved && send_appdefined)
5512 ns_send_appdefined (-1);
5513 }
5516 - (void)mouseDragged: (NSEvent *)e
5517 {
5518 NSTRACE (mouseDragged);
5519 [self mouseMoved: e];
5520 }
5523 - (void)rightMouseDragged: (NSEvent *)e
5524 {
5525 NSTRACE (rightMouseDragged);
5526 [self mouseMoved: e];
5527 }
5530 - (void)otherMouseDragged: (NSEvent *)e
5531 {
5532 NSTRACE (otherMouseDragged);
5533 [self mouseMoved: e];
5534 }
5537 - (BOOL)windowShouldClose: (id)sender
5538 {
5539 NSEvent *e =[[self window] currentEvent];
5541 NSTRACE (windowShouldClose);
5542 windowClosing = YES;
5543 if (!emacs_event)
5544 return NO;
5545 emacs_event->kind = DELETE_WINDOW_EVENT;
5546 emacs_event->modifiers = 0;
5547 emacs_event->code = 0;
5548 EV_TRAILER (e);
5549 /* Don't close this window, let this be done from lisp code. */
5550 return NO;
5551 }
5553 - (void) updateFrameSize: (BOOL) delay;
5554 {
5555 NSWindow *window = [self window];
5556 NSRect wr = [window frame];
5557 int extra = 0;
5558 int gsextra = 0;
5559 #ifdef NS_IMPL_GNUSTEP
5560 gsextra = 3;
5561 #endif
5563 int oldc = cols, oldr = rows;
5564 int oldw = FRAME_PIXEL_WIDTH (emacsframe),
5565 oldh = FRAME_PIXEL_HEIGHT (emacsframe);
5566 int neww, newh;
5568 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe, wr.size.width + gsextra);
5570 if (cols < MINWIDTH)
5571 cols = MINWIDTH;
5573 if (! [self isFullscreen])
5574 {
5575 extra = FRAME_NS_TITLEBAR_HEIGHT (emacsframe)
5576 + FRAME_TOOLBAR_HEIGHT (emacsframe) - gsextra;
5577 }
5579 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe, wr.size.height - extra);
5581 if (rows < MINHEIGHT)
5582 rows = MINHEIGHT;
5584 neww = (int)wr.size.width - emacsframe->border_width;
5585 newh = (int)wr.size.height - extra;
5587 if (oldr != rows || oldc != cols || neww != oldw || newh != oldh)
5588 {
5589 NSView *view = FRAME_NS_VIEW (emacsframe);
5590 NSWindow *win = [view window];
5591 NSSize sz = [win resizeIncrements];
5593 FRAME_PIXEL_WIDTH (emacsframe) = neww;
5594 FRAME_PIXEL_HEIGHT (emacsframe) = newh;
5595 change_frame_size (emacsframe, rows, cols, 0, delay, 0);
5596 SET_FRAME_GARBAGED (emacsframe);
5597 cancel_mouse_face (emacsframe);
5599 // Did resize increments change because of a font change?
5600 if (sz.width != FRAME_COLUMN_WIDTH (emacsframe) ||
5601 sz.height != FRAME_LINE_HEIGHT (emacsframe))
5602 {
5603 sz.width = FRAME_COLUMN_WIDTH (emacsframe);
5604 sz.height = FRAME_LINE_HEIGHT (emacsframe);
5605 [win setResizeIncrements: sz];
5606 }
5608 [view setFrame: NSMakeRect (0, 0, neww, newh)];
5609 [self windowDidMove:nil]; // Update top/left.
5610 }
5611 }
5613 - (NSSize)windowWillResize: (NSWindow *)sender toSize: (NSSize)frameSize
5614 /* normalize frame to gridded text size */
5615 {
5616 int extra = 0;
5617 int gsextra = 0;
5618 #ifdef NS_IMPL_GNUSTEP
5619 gsextra = 3;
5620 #endif
5622 NSTRACE (windowWillResize);
5623 /*fprintf (stderr,"Window will resize: %.0f x %.0f\n",frameSize.width,frameSize.height); */
5625 if (fs_state == FULLSCREEN_MAXIMIZED
5626 && (maximized_width != (int)frameSize.width
5627 || maximized_height != (int)frameSize.height))
5628 [self setFSValue: FULLSCREEN_NONE];
5629 else if (fs_state == FULLSCREEN_WIDTH
5630 && maximized_width != (int)frameSize.width)
5631 [self setFSValue: FULLSCREEN_NONE];
5632 else if (fs_state == FULLSCREEN_HEIGHT
5633 && maximized_height != (int)frameSize.height)
5634 [self setFSValue: FULLSCREEN_NONE];
5635 if (fs_state == FULLSCREEN_NONE)
5636 maximized_width = maximized_height = -1;
5638 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe,
5639 frameSize.width + gsextra);
5640 if (cols < MINWIDTH)
5641 cols = MINWIDTH;
5643 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe,
5644 frameSize.height - extra);
5645 if (rows < MINHEIGHT)
5646 rows = MINHEIGHT;
5647 #ifdef NS_IMPL_COCOA
5648 {
5649 /* this sets window title to have size in it; the wm does this under GS */
5650 NSRect r = [[self window] frame];
5651 if (r.size.height == frameSize.height && r.size.width == frameSize.width)
5652 {
5653 if (old_title != 0)
5654 {
5655 xfree (old_title);
5656 old_title = 0;
5657 }
5658 }
5659 else if (fs_state == FULLSCREEN_NONE && ! maximizing_resize)
5660 {
5661 char *size_title;
5662 NSWindow *window = [self window];
5663 if (old_title == 0)
5664 {
5665 char *t = strdup ([[[self window] title] UTF8String]);
5666 char *pos = strstr (t, " — ");
5667 if (pos)
5668 *pos = '\0';
5669 old_title = t;
5670 }
5671 size_title = xmalloc (strlen (old_title) + 40);
5672 esprintf (size_title, "%s — (%d x %d)", old_title, cols, rows);
5673 [window setTitle: [NSString stringWithUTF8String: size_title]];
5674 [window display];
5675 xfree (size_title);
5676 }
5677 }
5678 #endif /* NS_IMPL_COCOA */
5679 /*fprintf (stderr," ...size became %.0f x %.0f (%d x %d)\n",frameSize.width,frameSize.height,cols,rows); */
5681 return frameSize;
5682 }
5685 - (void)windowDidResize: (NSNotification *)notification
5686 {
5687 if (! [self fsIsNative])
5688 {
5689 NSWindow *theWindow = [notification object];
5690 /* We can get notification on the non-FS window when in
5691 fullscreen mode. */
5692 if ([self window] != theWindow) return;
5693 }
5695 #ifdef NS_IMPL_GNUSTEP
5696 NSWindow *theWindow = [notification object];
5698 /* In GNUstep, at least currently, it's possible to get a didResize
5699 without getting a willResize.. therefore we need to act as if we got
5700 the willResize now */
5701 NSSize sz = [theWindow frame].size;
5702 sz = [self windowWillResize: theWindow toSize: sz];
5703 #endif /* NS_IMPL_GNUSTEP */
5705 NSTRACE (windowDidResize);
5706 /*fprintf (stderr,"windowDidResize: %.0f\n",[theWindow frame].size.height); */
5708 if (cols > 0 && rows > 0)
5709 {
5710 [self updateFrameSize: YES];
5711 }
5713 ns_send_appdefined (-1);
5714 }
5716 #ifdef NS_IMPL_COCOA
5717 - (void)viewDidEndLiveResize
5718 {
5719 [super viewDidEndLiveResize];
5720 if (old_title != 0)
5721 {
5722 [[self window] setTitle: [NSString stringWithUTF8String: old_title]];
5723 xfree (old_title);
5724 old_title = 0;
5725 }
5726 maximizing_resize = NO;
5727 }
5728 #endif /* NS_IMPL_COCOA */
5731 - (void)windowDidBecomeKey: (NSNotification *)notification
5732 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5733 {
5734 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (emacsframe);
5735 struct frame *old_focus = dpyinfo->x_focus_frame;
5737 NSTRACE (windowDidBecomeKey);
5739 if (emacsframe != old_focus)
5740 dpyinfo->x_focus_frame = emacsframe;
5742 ns_frame_rehighlight (emacsframe);
5744 if (emacs_event)
5745 {
5746 emacs_event->kind = FOCUS_IN_EVENT;
5747 EV_TRAILER ((id)nil);
5748 }
5749 }
5752 - (void)windowDidResignKey: (NSNotification *)notification
5753 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5754 {
5755 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (emacsframe);
5756 BOOL is_focus_frame = dpyinfo->x_focus_frame == emacsframe;
5757 NSTRACE (windowDidResignKey);
5759 if (is_focus_frame)
5760 dpyinfo->x_focus_frame = 0;
5762 ns_frame_rehighlight (emacsframe);
5764 /* FIXME: for some reason needed on second and subsequent clicks away
5765 from sole-frame Emacs to get hollow box to show */
5766 if (!windowClosing && [[self window] isVisible] == YES)
5767 {
5768 x_update_cursor (emacsframe, 1);
5769 x_set_frame_alpha (emacsframe);
5770 }
5772 if (emacs_event && is_focus_frame)
5773 {
5774 [self deleteWorkingText];
5775 emacs_event->kind = FOCUS_OUT_EVENT;
5776 EV_TRAILER ((id)nil);
5777 }
5778 }
5781 - (void)windowWillMiniaturize: sender
5782 {
5783 NSTRACE (windowWillMiniaturize);
5784 }
5787 - (BOOL)isFlipped
5788 {
5789 return YES;
5790 }
5793 - (BOOL)isOpaque
5794 {
5795 return NO;
5796 }
5799 - initFrameFromEmacs: (struct frame *)f
5800 {
5801 NSRect r, wr;
5802 Lisp_Object tem;
5803 NSWindow *win;
5804 NSSize sz;
5805 NSColor *col;
5806 NSString *name;
5808 NSTRACE (initFrameFromEmacs);
5810 windowClosing = NO;
5811 processingCompose = NO;
5812 scrollbarsNeedingUpdate = 0;
5813 fs_state = FULLSCREEN_NONE;
5814 fs_before_fs = next_maximized = -1;
5815 #ifdef HAVE_NATIVE_FS
5816 fs_is_native = ns_use_native_fullscreen;
5817 #else
5818 fs_is_native = NO;
5819 #endif
5820 maximized_width = maximized_height = -1;
5821 nonfs_window = nil;
5823 /*fprintf (stderr,"init with %d, %d\n",f->text_cols, f->text_lines); */
5825 ns_userRect = NSMakeRect (0, 0, 0, 0);
5826 r = NSMakeRect (0, 0, FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, f->text_cols),
5827 FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, f->text_lines));
5828 [self initWithFrame: r];
5829 [self setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
5831 FRAME_NS_VIEW (f) = self;
5832 emacsframe = f;
5833 #ifdef NS_IMPL_COCOA
5834 old_title = 0;
5835 maximizing_resize = NO;
5836 #endif
5838 win = [[EmacsWindow alloc]
5839 initWithContentRect: r
5840 styleMask: (NSResizableWindowMask |
5841 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
5842 NSTitledWindowMask |
5843 #endif
5844 NSMiniaturizableWindowMask |
5845 NSClosableWindowMask)
5846 backing: NSBackingStoreBuffered
5847 defer: YES];
5849 #ifdef HAVE_NATIVE_FS
5850 [win setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
5851 #endif
5853 wr = [win frame];
5854 bwidth = f->border_width = wr.size.width - r.size.width;
5855 tibar_height = FRAME_NS_TITLEBAR_HEIGHT (f) = wr.size.height - r.size.height;
5857 [win setAcceptsMouseMovedEvents: YES];
5858 [win setDelegate: self];
5859 [win useOptimizedDrawing: YES];
5861 sz.width = FRAME_COLUMN_WIDTH (f);
5862 sz.height = FRAME_LINE_HEIGHT (f);
5863 [win setResizeIncrements: sz];
5865 [[win contentView] addSubview: self];
5867 if (ns_drag_types)
5868 [self registerForDraggedTypes: ns_drag_types];
5870 tem = f->name;
5871 name = [NSString stringWithUTF8String:
5872 NILP (tem) ? "Emacs" : SSDATA (tem)];
5873 [win setTitle: name];
5875 /* toolbar support */
5876 toolbar = [[EmacsToolbar alloc] initForView: self withIdentifier:
5877 [NSString stringWithFormat: @"Emacs Frame %d",
5878 ns_window_num]];
5879 [win setToolbar: toolbar];
5880 [toolbar setVisible: NO];
5881 #ifdef NS_IMPL_COCOA
5882 {
5883 NSButton *toggleButton;
5884 toggleButton = [win standardWindowButton: NSWindowToolbarButton];
5885 [toggleButton setTarget: self];
5886 [toggleButton setAction: @selector (toggleToolbar: )];
5887 }
5888 #endif
5889 FRAME_TOOLBAR_HEIGHT (f) = 0;
5891 tem = f->icon_name;
5892 if (!NILP (tem))
5893 [win setMiniwindowTitle:
5894 [NSString stringWithUTF8String: SSDATA (tem)]];
5896 {
5897 NSScreen *screen = [win screen];
5899 if (screen != 0)
5900 [win setFrameTopLeftPoint: NSMakePoint
5901 (IN_BOUND (-SCREENMAX, f->left_pos, SCREENMAX),
5902 IN_BOUND (-SCREENMAX,
5903 [screen frame].size.height - NS_TOP_POS (f), SCREENMAX))];
5904 }
5906 [win makeFirstResponder: self];
5908 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
5909 (FRAME_DEFAULT_FACE (emacsframe)), emacsframe);
5910 [win setBackgroundColor: col];
5911 if ([col alphaComponent] != (EmacsCGFloat) 1.0)
5912 [win setOpaque: NO];
5914 [self allocateGState];
5916 [NSApp registerServicesMenuSendTypes: ns_send_types
5917 returnTypes: nil];
5919 ns_window_num++;
5920 return self;
5921 }
5924 - (void)windowDidMove: sender
5925 {
5926 NSWindow *win = [self window];
5927 NSRect r = [win frame];
5928 NSArray *screens = [NSScreen screens];
5929 NSScreen *screen = [screens objectAtIndex: 0];
5931 NSTRACE (windowDidMove);
5933 if (!emacsframe->output_data.ns)
5934 return;
5935 if (screen != nil)
5936 {
5937 emacsframe->left_pos = r.origin.x;
5938 emacsframe->top_pos =
5939 [screen frame].size.height - (r.origin.y + r.size.height);
5940 }
5941 }
5944 /* Called AFTER method below, but before our windowWillResize call there leads
5945 to windowDidResize -> x_set_window_size. Update emacs' notion of frame
5946 location so set_window_size moves the frame. */
5947 - (BOOL)windowShouldZoom: (NSWindow *)sender toFrame: (NSRect)newFrame
5948 {
5949 emacsframe->output_data.ns->zooming = 1;
5950 return YES;
5951 }
5954 /* Override to do something slightly nonstandard, but nice. First click on
5955 zoom button will zoom vertically. Second will zoom completely. Third
5956 returns to original. */
5957 - (NSRect)windowWillUseStandardFrame:(NSWindow *)sender
5958 defaultFrame:(NSRect)defaultFrame
5959 {
5960 NSRect result = [sender frame];
5962 NSTRACE (windowWillUseStandardFrame);
5964 if (fs_before_fs != -1) /* Entering fullscreen */
5965 {
5966 result = defaultFrame;
5967 }
5968 else if (next_maximized == FULLSCREEN_HEIGHT
5969 || (next_maximized == -1
5970 && abs (defaultFrame.size.height - result.size.height)
5971 > FRAME_LINE_HEIGHT (emacsframe)))
5972 {
5973 /* first click */
5974 ns_userRect = result;
5975 maximized_height = result.size.height = defaultFrame.size.height;
5976 maximized_width = -1;
5977 result.origin.y = defaultFrame.origin.y;
5978 [self setFSValue: FULLSCREEN_HEIGHT];
5979 #ifdef NS_IMPL_COCOA
5980 maximizing_resize = YES;
5981 #endif
5982 }
5983 else if (next_maximized == FULLSCREEN_WIDTH)
5984 {
5985 ns_userRect = result;
5986 maximized_width = result.size.width = defaultFrame.size.width;
5987 maximized_height = -1;
5988 result.origin.x = defaultFrame.origin.x;
5989 [self setFSValue: FULLSCREEN_WIDTH];
5990 }
5991 else if (next_maximized == FULLSCREEN_MAXIMIZED
5992 || (next_maximized == -1
5993 && abs (defaultFrame.size.width - result.size.width)
5994 > FRAME_COLUMN_WIDTH (emacsframe)))
5995 {
5996 result = defaultFrame; /* second click */
5997 maximized_width = result.size.width;
5998 maximized_height = result.size.height;
5999 [self setFSValue: FULLSCREEN_MAXIMIZED];
6000 #ifdef NS_IMPL_COCOA
6001 maximizing_resize = YES;
6002 #endif
6003 }
6004 else
6005 {
6006 /* restore */
6007 result = ns_userRect.size.height ? ns_userRect : result;
6008 ns_userRect = NSMakeRect (0, 0, 0, 0);
6009 #ifdef NS_IMPL_COCOA
6010 maximizing_resize = fs_state != FULLSCREEN_NONE;
6011 #endif
6012 [self setFSValue: FULLSCREEN_NONE];
6013 maximized_width = maximized_height = -1;
6014 }
6016 if (fs_before_fs == -1) next_maximized = -1;
6017 [self windowWillResize: sender toSize: result.size];
6018 return result;
6019 }
6022 - (void)windowDidDeminiaturize: sender
6023 {
6024 NSTRACE (windowDidDeminiaturize);
6025 if (!emacsframe->output_data.ns)
6026 return;
6028 SET_FRAME_ICONIFIED (emacsframe, 0);
6029 SET_FRAME_VISIBLE (emacsframe, 1);
6030 windows_or_buffers_changed++;
6032 if (emacs_event)
6033 {
6034 emacs_event->kind = DEICONIFY_EVENT;
6035 EV_TRAILER ((id)nil);
6036 }
6037 }
6040 - (void)windowDidExpose: sender
6041 {
6042 NSTRACE (windowDidExpose);
6043 if (!emacsframe->output_data.ns)
6044 return;
6046 SET_FRAME_VISIBLE (emacsframe, 1);
6047 SET_FRAME_GARBAGED (emacsframe);
6049 if (send_appdefined)
6050 ns_send_appdefined (-1);
6051 }
6054 - (void)windowDidMiniaturize: sender
6055 {
6056 NSTRACE (windowDidMiniaturize);
6057 if (!emacsframe->output_data.ns)
6058 return;
6060 SET_FRAME_ICONIFIED (emacsframe, 1);
6061 SET_FRAME_VISIBLE (emacsframe, 0);
6063 if (emacs_event)
6064 {
6065 emacs_event->kind = ICONIFY_EVENT;
6066 EV_TRAILER ((id)nil);
6067 }
6068 }
6070 #ifdef HAVE_NATIVE_FS
6071 - (NSApplicationPresentationOptions)window:(NSWindow *)window
6072 willUseFullScreenPresentationOptions:
6073 (NSApplicationPresentationOptions)proposedOptions
6074 {
6075 return proposedOptions|NSApplicationPresentationAutoHideToolbar;
6076 }
6077 #endif
6079 - (void)windowWillEnterFullScreen:(NSNotification *)notification
6080 {
6081 fs_before_fs = fs_state;
6082 }
6084 - (void)windowDidEnterFullScreen:(NSNotification *)notification
6085 {
6086 [self setFSValue: FULLSCREEN_BOTH];
6087 if (! [self fsIsNative])
6088 {
6089 [self windowDidBecomeKey:notification];
6090 [nonfs_window orderOut:self];
6091 }
6092 else if (! FRAME_EXTERNAL_TOOL_BAR (emacsframe))
6093 [toolbar setVisible:NO];
6094 }
6096 - (void)windowWillExitFullScreen:(NSNotification *)notification
6097 {
6098 if (next_maximized != -1)
6099 fs_before_fs = next_maximized;
6100 }
6102 - (void)windowDidExitFullScreen:(NSNotification *)notification
6103 {
6104 [self setFSValue: fs_before_fs];
6105 fs_before_fs = -1;
6106 #ifdef NS_IMPL_COCOA
6107 [self updateCollectionBehaviour];
6108 #endif
6109 if (FRAME_EXTERNAL_TOOL_BAR (emacsframe))
6110 {
6111 [toolbar setVisible:YES];
6112 update_frame_tool_bar (emacsframe);
6113 [self updateFrameSize:YES];
6114 [[self window] display];
6115 }
6116 else
6117 [toolbar setVisible:NO];
6119 if (next_maximized != -1)
6120 [[self window] performZoom:self];
6121 }
6123 - (BOOL)fsIsNative
6124 {
6125 return fs_is_native;
6126 }
6128 - (BOOL)isFullscreen
6129 {
6130 if (! fs_is_native) return nonfs_window != nil;
6131 #ifdef HAVE_NATIVE_FS
6132 return ([[self window] styleMask] & NSFullScreenWindowMask) != 0;
6133 #else
6134 return NO;
6135 #endif
6136 }
6138 #ifdef HAVE_NATIVE_FS
6139 - (void)updateCollectionBehaviour
6140 {
6141 if (! [self isFullscreen])
6142 {
6143 NSWindow *win = [self window];
6144 NSWindowCollectionBehavior b = [win collectionBehavior];
6145 if (ns_use_native_fullscreen)
6146 b |= NSWindowCollectionBehaviorFullScreenPrimary;
6147 else
6148 b &= ~NSWindowCollectionBehaviorFullScreenPrimary;
6150 [win setCollectionBehavior: b];
6151 fs_is_native = ns_use_native_fullscreen;
6152 }
6153 }
6154 #endif
6156 - (void)toggleFullScreen: (id)sender
6157 {
6158 NSWindow *w, *fw;
6159 BOOL onFirstScreen;
6160 struct frame *f;
6161 NSSize sz;
6162 NSRect r, wr;
6163 NSColor *col;
6165 if (fs_is_native)
6166 {
6167 #ifdef NS_IMPL_COCOA
6168 [[self window] toggleFullScreen:sender];
6169 #endif
6170 return;
6171 }
6173 w = [self window];
6174 onFirstScreen = [[w screen] isEqual:[[NSScreen screens] objectAtIndex:0]];
6175 f = emacsframe;
6176 wr = [w frame];
6177 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
6178 (FRAME_DEFAULT_FACE (f)),
6179 f);
6181 sz.width = FRAME_COLUMN_WIDTH (f);
6182 sz.height = FRAME_LINE_HEIGHT (f);
6184 if (fs_state != FULLSCREEN_BOTH)
6185 {
6186 /* Hide dock and menubar if we are on the primary screen. */
6187 if (onFirstScreen)
6188 {
6189 #if defined (NS_IMPL_COCOA) && \
6190 MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
6191 NSApplicationPresentationOptions options
6192 = NSApplicationPresentationAutoHideDock
6193 | NSApplicationPresentationAutoHideMenuBar;
6195 [NSApp setPresentationOptions: options];
6196 #else
6197 [NSMenu setMenuBarVisible:NO];
6198 #endif
6199 }
6201 fw = [[EmacsFSWindow alloc]
6202 initWithContentRect:[w contentRectForFrameRect:wr]
6203 styleMask:NSBorderlessWindowMask
6204 backing:NSBackingStoreBuffered
6205 defer:YES
6206 screen:[w screen]];
6208 [fw setContentView:[w contentView]];
6209 [fw setTitle:[w title]];
6210 [fw setDelegate:self];
6211 [fw setAcceptsMouseMovedEvents: YES];
6212 [fw useOptimizedDrawing: YES];
6213 [fw setResizeIncrements: sz];
6214 [fw setBackgroundColor: col];
6215 if ([col alphaComponent] != (EmacsCGFloat) 1.0)
6216 [fw setOpaque: NO];
6218 f->border_width = 0;
6219 FRAME_NS_TITLEBAR_HEIGHT (f) = 0;
6220 tobar_height = FRAME_TOOLBAR_HEIGHT (f);
6221 FRAME_TOOLBAR_HEIGHT (f) = 0;
6223 nonfs_window = w;
6225 [self windowWillEnterFullScreen:nil];
6226 [fw makeKeyAndOrderFront:NSApp];
6227 [fw makeFirstResponder:self];
6228 [w orderOut:self];
6229 r = [fw frameRectForContentRect:[[fw screen] frame]];
6230 [fw setFrame: r display:YES animate:YES];
6231 [self windowDidEnterFullScreen:nil];
6232 [fw display];
6233 }
6234 else
6235 {
6236 fw = w;
6237 w = nonfs_window;
6238 nonfs_window = nil;
6240 if (onFirstScreen)
6241 {
6242 #if defined (NS_IMPL_COCOA) && \
6243 MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
6244 [NSApp setPresentationOptions: NSApplicationPresentationDefault];
6245 #else
6246 [NSMenu setMenuBarVisible:YES];
6247 #endif
6248 }
6250 [w setContentView:[fw contentView]];
6251 [w setResizeIncrements: sz];
6252 [w setBackgroundColor: col];
6253 if ([col alphaComponent] != (EmacsCGFloat) 1.0)
6254 [w setOpaque: NO];
6256 f->border_width = bwidth;
6257 FRAME_NS_TITLEBAR_HEIGHT (f) = tibar_height;
6258 if (FRAME_EXTERNAL_TOOL_BAR (f))
6259 FRAME_TOOLBAR_HEIGHT (f) = tobar_height;
6261 [self windowWillExitFullScreen:nil];
6262 [fw setFrame: [w frame] display:YES animate:YES];
6263 [fw close];
6264 [w makeKeyAndOrderFront:NSApp];
6265 [self windowDidExitFullScreen:nil];
6266 [self updateFrameSize:YES];
6267 }
6268 }
6270 - (void)handleFS
6271 {
6272 if (fs_state != emacsframe->want_fullscreen)
6273 {
6274 if (fs_state == FULLSCREEN_BOTH)
6275 {
6276 [self toggleFullScreen:self];
6277 }
6279 switch (emacsframe->want_fullscreen)
6280 {
6281 case FULLSCREEN_BOTH:
6282 [self toggleFullScreen:self];
6283 break;
6284 case FULLSCREEN_WIDTH:
6285 next_maximized = FULLSCREEN_WIDTH;
6286 if (fs_state != FULLSCREEN_BOTH)
6287 [[self window] performZoom:self];
6288 break;
6289 case FULLSCREEN_HEIGHT:
6290 next_maximized = FULLSCREEN_HEIGHT;
6291 if (fs_state != FULLSCREEN_BOTH)
6292 [[self window] performZoom:self];
6293 break;
6294 case FULLSCREEN_MAXIMIZED:
6295 next_maximized = FULLSCREEN_MAXIMIZED;
6296 if (fs_state != FULLSCREEN_BOTH)
6297 [[self window] performZoom:self];
6298 break;
6299 case FULLSCREEN_NONE:
6300 if (fs_state != FULLSCREEN_BOTH)
6301 {
6302 next_maximized = FULLSCREEN_NONE;
6303 [[self window] performZoom:self];
6304 }
6305 break;
6306 }
6308 emacsframe->want_fullscreen = FULLSCREEN_NONE;
6309 }
6311 }
6313 - (void) setFSValue: (int)value
6314 {
6315 Lisp_Object lval = Qnil;
6316 switch (value)
6317 {
6318 case FULLSCREEN_BOTH:
6319 lval = Qfullboth;
6320 break;
6321 case FULLSCREEN_WIDTH:
6322 lval = Qfullwidth;
6323 break;
6324 case FULLSCREEN_HEIGHT:
6325 lval = Qfullheight;
6326 break;
6327 case FULLSCREEN_MAXIMIZED:
6328 lval = Qmaximized;
6329 break;
6330 }
6331 store_frame_param (emacsframe, Qfullscreen, lval);
6332 fs_state = value;
6333 }
6335 - (void)mouseEntered: (NSEvent *)theEvent
6336 {
6337 NSTRACE (mouseEntered);
6338 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
6339 }
6342 - (void)mouseExited: (NSEvent *)theEvent
6343 {
6344 Mouse_HLInfo *hlinfo = emacsframe ? MOUSE_HL_INFO (emacsframe) : NULL;
6346 NSTRACE (mouseExited);
6348 if (!hlinfo)
6349 return;
6351 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
6353 if (emacsframe == hlinfo->mouse_face_mouse_frame)
6354 {
6355 clear_mouse_face (hlinfo);
6356 hlinfo->mouse_face_mouse_frame = 0;
6357 }
6358 }
6361 - menuDown: sender
6362 {
6363 NSTRACE (menuDown);
6364 if (context_menu_value == -1)
6365 context_menu_value = [sender tag];
6366 else
6367 {
6368 NSInteger tag = [sender tag];
6369 find_and_call_menu_selection (emacsframe, emacsframe->menu_bar_items_used,
6370 emacsframe->menu_bar_vector,
6371 (void *)tag);
6372 }
6374 ns_send_appdefined (-1);
6375 return self;
6376 }
6379 - (EmacsToolbar *)toolbar
6380 {
6381 return toolbar;
6382 }
6385 /* this gets called on toolbar button click */
6386 - toolbarClicked: (id)item
6387 {
6388 NSEvent *theEvent;
6389 int idx = [item tag] * TOOL_BAR_ITEM_NSLOTS;
6391 NSTRACE (toolbarClicked);
6393 if (!emacs_event)
6394 return self;
6396 /* send first event (for some reason two needed) */
6397 theEvent = [[self window] currentEvent];
6398 emacs_event->kind = TOOL_BAR_EVENT;
6399 XSETFRAME (emacs_event->arg, emacsframe);
6400 EV_TRAILER (theEvent);
6402 emacs_event->kind = TOOL_BAR_EVENT;
6403 /* XSETINT (emacs_event->code, 0); */
6404 emacs_event->arg = AREF (emacsframe->tool_bar_items,
6405 idx + TOOL_BAR_ITEM_KEY);
6406 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6407 EV_TRAILER (theEvent);
6408 return self;
6409 }
6412 - toggleToolbar: (id)sender
6413 {
6414 if (!emacs_event)
6415 return self;
6417 emacs_event->kind = NS_NONKEY_EVENT;
6418 emacs_event->code = KEY_NS_TOGGLE_TOOLBAR;
6419 EV_TRAILER ((id)nil);
6420 return self;
6421 }
6424 - (void)drawRect: (NSRect)rect
6425 {
6426 int x = NSMinX (rect), y = NSMinY (rect);
6427 int width = NSWidth (rect), height = NSHeight (rect);
6429 NSTRACE (drawRect);
6431 if (!emacsframe || !emacsframe->output_data.ns)
6432 return;
6434 ns_clear_frame_area (emacsframe, x, y, width, height);
6435 expose_frame (emacsframe, x, y, width, height);
6437 /*
6438 drawRect: may be called (at least in OS X 10.5) for invisible
6439 views as well for some reason. Thus, do not infer visibility
6440 here.
6442 emacsframe->async_visible = 1;
6443 emacsframe->async_iconified = 0;
6444 */
6445 }
6448 /* NSDraggingDestination protocol methods. Actually this is not really a
6449 protocol, but a category of Object. O well... */
6451 -(NSUInteger) draggingEntered: (id <NSDraggingInfo>) sender
6452 {
6453 NSTRACE (draggingEntered);
6454 return NSDragOperationGeneric;
6455 }
6458 -(BOOL)prepareForDragOperation: (id <NSDraggingInfo>) sender
6459 {
6460 return YES;
6461 }
6464 -(BOOL)performDragOperation: (id <NSDraggingInfo>) sender
6465 {
6466 id pb;
6467 int x, y;
6468 NSString *type;
6469 NSEvent *theEvent = [[self window] currentEvent];
6470 NSPoint position;
6472 NSTRACE (performDragOperation);
6474 if (!emacs_event)
6475 return NO;
6477 position = [self convertPoint: [sender draggingLocation] fromView: nil];
6478 x = lrint (position.x); y = lrint (position.y);
6480 pb = [sender draggingPasteboard];
6481 type = [pb availableTypeFromArray: ns_drag_types];
6482 if (type == 0)
6483 {
6484 return NO;
6485 }
6486 else if ([type isEqualToString: NSFilenamesPboardType])
6487 {
6488 NSArray *files;
6489 NSEnumerator *fenum;
6490 NSString *file;
6492 if (!(files = [pb propertyListForType: type]))
6493 return NO;
6495 fenum = [files objectEnumerator];
6496 while ( (file = [fenum nextObject]) )
6497 {
6498 emacs_event->kind = NS_NONKEY_EVENT;
6499 emacs_event->code = KEY_NS_DRAG_FILE;
6500 XSETINT (emacs_event->x, x);
6501 XSETINT (emacs_event->y, y);
6502 ns_input_file = append2 (ns_input_file,
6503 build_string ([file UTF8String]));
6504 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6505 EV_TRAILER (theEvent);
6506 }
6507 return YES;
6508 }
6509 else if ([type isEqualToString: NSURLPboardType])
6510 {
6511 NSString *file;
6512 NSURL *fileURL;
6514 if (!(fileURL = [NSURL URLFromPasteboard: pb]) ||
6515 [fileURL isFileURL] == NO)
6516 return NO;
6518 file = [fileURL path];
6519 emacs_event->kind = NS_NONKEY_EVENT;
6520 emacs_event->code = KEY_NS_DRAG_FILE;
6521 XSETINT (emacs_event->x, x);
6522 XSETINT (emacs_event->y, y);
6523 ns_input_file = append2 (ns_input_file, build_string ([file UTF8String]));
6524 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6525 EV_TRAILER (theEvent);
6526 return YES;
6527 }
6528 else if ([type isEqualToString: NSStringPboardType]
6529 || [type isEqualToString: NSTabularTextPboardType])
6530 {
6531 NSString *data;
6533 if (! (data = [pb stringForType: type]))
6534 return NO;
6536 emacs_event->kind = NS_NONKEY_EVENT;
6537 emacs_event->code = KEY_NS_DRAG_TEXT;
6538 XSETINT (emacs_event->x, x);
6539 XSETINT (emacs_event->y, y);
6540 ns_input_text = build_string ([data UTF8String]);
6541 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6542 EV_TRAILER (theEvent);
6543 return YES;
6544 }
6545 else if ([type isEqualToString: NSColorPboardType])
6546 {
6547 NSColor *c = [NSColor colorFromPasteboard: pb];
6548 emacs_event->kind = NS_NONKEY_EVENT;
6549 emacs_event->code = KEY_NS_DRAG_COLOR;
6550 XSETINT (emacs_event->x, x);
6551 XSETINT (emacs_event->y, y);
6552 ns_input_color = ns_color_to_lisp (c);
6553 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6554 EV_TRAILER (theEvent);
6555 return YES;
6556 }
6557 else if ([type isEqualToString: NSFontPboardType])
6558 {
6559 /* impl based on GNUstep NSTextView.m */
6560 NSData *data = [pb dataForType: NSFontPboardType];
6561 NSDictionary *dict = [NSUnarchiver unarchiveObjectWithData: data];
6562 NSFont *font = [dict objectForKey: NSFontAttributeName];
6563 char fontSize[10];
6565 if (font == nil)
6566 return NO;
6568 emacs_event->kind = NS_NONKEY_EVENT;
6569 emacs_event->code = KEY_NS_CHANGE_FONT;
6570 XSETINT (emacs_event->x, x);
6571 XSETINT (emacs_event->y, y);
6572 ns_input_font = build_string ([[font fontName] UTF8String]);
6573 snprintf (fontSize, 10, "%f", [font pointSize]);
6574 ns_input_fontsize = build_string (fontSize);
6575 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6576 EV_TRAILER (theEvent);
6577 return YES;
6578 }
6579 else
6580 {
6581 error ("Invalid data type in dragging pasteboard.");
6582 return NO;
6583 }
6584 }
6587 - (id) validRequestorForSendType: (NSString *)typeSent
6588 returnType: (NSString *)typeReturned
6589 {
6590 NSTRACE (validRequestorForSendType);
6591 if (typeSent != nil && [ns_send_types indexOfObject: typeSent] != NSNotFound
6592 && typeReturned == nil)
6593 {
6594 if (! NILP (ns_get_local_selection (QPRIMARY, QUTF8_STRING)))
6595 return self;
6596 }
6598 return [super validRequestorForSendType: typeSent
6599 returnType: typeReturned];
6600 }
6603 /* The next two methods are part of NSServicesRequests informal protocol,
6604 supposedly called when a services menu item is chosen from this app.
6605 But this should not happen because we override the services menu with our
6606 own entries which call ns-perform-service.
6607 Nonetheless, it appeared to happen (under strange circumstances): bug#1435.
6608 So let's at least stub them out until further investigation can be done. */
6610 - (BOOL) readSelectionFromPasteboard: (NSPasteboard *)pb
6611 {
6612 /* we could call ns_string_from_pasteboard(pboard) here but then it should
6613 be written into the buffer in place of the existing selection..
6614 ordinary service calls go through functions defined in ns-win.el */
6615 return NO;
6616 }
6618 - (BOOL) writeSelectionToPasteboard: (NSPasteboard *)pb types: (NSArray *)types
6619 {
6620 NSArray *typesDeclared;
6621 Lisp_Object val;
6623 /* We only support NSStringPboardType */
6624 if ([types containsObject:NSStringPboardType] == NO) {
6625 return NO;
6626 }
6628 val = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
6629 if (CONSP (val) && SYMBOLP (XCAR (val)))
6630 {
6631 val = XCDR (val);
6632 if (CONSP (val) && NILP (XCDR (val)))
6633 val = XCAR (val);
6634 }
6635 if (! STRINGP (val))
6636 return NO;
6638 typesDeclared = [NSArray arrayWithObject:NSStringPboardType];
6639 [pb declareTypes:typesDeclared owner:nil];
6640 ns_string_to_pasteboard (pb, val);
6641 return YES;
6642 }
6645 /* setMini =YES means set from internal (gives a finder icon), NO means set nil
6646 (gives a miniaturized version of the window); currently we use the latter for
6647 frames whose active buffer doesn't correspond to any file
6648 (e.g., '*scratch*') */
6649 - setMiniwindowImage: (BOOL) setMini
6650 {
6651 id image = [[self window] miniwindowImage];
6652 NSTRACE (setMiniwindowImage);
6654 /* NOTE: under Cocoa miniwindowImage always returns nil, documentation
6655 about "AppleDockIconEnabled" notwithstanding, however the set message
6656 below has its effect nonetheless. */
6657 if (image != emacsframe->output_data.ns->miniimage)
6658 {
6659 if (image && [image isKindOfClass: [EmacsImage class]])
6660 [image release];
6661 [[self window] setMiniwindowImage:
6662 setMini ? emacsframe->output_data.ns->miniimage : nil];
6663 }
6665 return self;
6666 }
6669 - (void) setRows: (int) r andColumns: (int) c
6670 {
6671 rows = r;
6672 cols = c;
6673 }
6675 @end /* EmacsView */
6679 /* ==========================================================================
6681 EmacsWindow implementation
6683 ========================================================================== */
6685 @implementation EmacsWindow
6687 #ifdef NS_IMPL_COCOA
6688 - (id)accessibilityAttributeValue:(NSString *)attribute
6689 {
6690 Lisp_Object str = Qnil;
6691 struct frame *f = SELECTED_FRAME ();
6692 struct buffer *curbuf = XBUFFER (XWINDOW (f->selected_window)->contents);
6694 if ([attribute isEqualToString:NSAccessibilityRoleAttribute])
6695 return NSAccessibilityTextFieldRole;
6697 if ([attribute isEqualToString:NSAccessibilitySelectedTextAttribute]
6698 && curbuf && ! NILP (BVAR (curbuf, mark_active)))
6699 {
6700 str = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
6701 }
6702 else if (curbuf && [attribute isEqualToString:NSAccessibilityValueAttribute])
6703 {
6704 if (! NILP (BVAR (curbuf, mark_active)))
6705 str = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
6707 if (NILP (str))
6708 {
6709 ptrdiff_t start_byte = BUF_BEGV_BYTE (curbuf);
6710 ptrdiff_t byte_range = BUF_ZV_BYTE (curbuf) - start_byte;
6711 ptrdiff_t range = BUF_ZV (curbuf) - BUF_BEGV (curbuf);
6713 if (! NILP (BVAR (curbuf, enable_multibyte_characters)))
6714 str = make_uninit_multibyte_string (range, byte_range);
6715 else
6716 str = make_uninit_string (range);
6717 /* To check: This returns emacs-utf-8, which is a superset of utf-8.
6718 Is this a problem? */
6719 memcpy (SDATA (str), BYTE_POS_ADDR (start_byte), byte_range);
6720 }
6721 }
6724 if (! NILP (str))
6725 {
6726 if (CONSP (str) && SYMBOLP (XCAR (str)))
6727 {
6728 str = XCDR (str);
6729 if (CONSP (str) && NILP (XCDR (str)))
6730 str = XCAR (str);
6731 }
6732 if (STRINGP (str))
6733 {
6734 const char *utfStr = SSDATA (str);
6735 NSString *nsStr = [NSString stringWithUTF8String: utfStr];
6736 return nsStr;
6737 }
6738 }
6740 return [super accessibilityAttributeValue:attribute];
6741 }
6742 #endif /* NS_IMPL_COCOA */
6744 /* If we have multiple monitors, one above the other, we don't want to
6745 restrict the height to just one monitor. So we override this. */
6746 - (NSRect)constrainFrameRect:(NSRect)frameRect toScreen:(NSScreen *)screen
6747 {
6748 /* When making the frame visible for the first time or if there is just
6749 one screen, we want to constrain. Other times not. */
6750 NSUInteger nr_screens = [[NSScreen screens] count];
6751 struct frame *f = ((EmacsView *)[self delegate])->emacsframe;
6752 NSTRACE (constrainFrameRect);
6754 if (nr_screens == 1)
6755 {
6756 NSRect r = [super constrainFrameRect:frameRect toScreen:screen];
6757 return r;
6758 }
6760 if (f->output_data.ns->dont_constrain
6761 || ns_menu_bar_should_be_hidden ())
6762 return frameRect;
6764 f->output_data.ns->dont_constrain = 1;
6765 return [super constrainFrameRect:frameRect toScreen:screen];
6766 }
6768 @end /* EmacsWindow */
6771 @implementation EmacsFSWindow
6773 - (BOOL)canBecomeKeyWindow
6774 {
6775 return YES;
6776 }
6778 - (BOOL)canBecomeMainWindow
6779 {
6780 return YES;
6781 }
6783 @end
6785 /* ==========================================================================
6787 EmacsScroller implementation
6789 ========================================================================== */
6792 @implementation EmacsScroller
6794 /* for repeat button push */
6795 #define SCROLL_BAR_FIRST_DELAY 0.5
6796 #define SCROLL_BAR_CONTINUOUS_DELAY (1.0 / 15)
6798 + (CGFloat) scrollerWidth
6799 {
6800 /* TODO: if we want to allow variable widths, this is the place to do it,
6801 however neither GNUstep nor Cocoa support it very well */
6802 return [NSScroller scrollerWidth];
6803 }
6806 - initFrame: (NSRect )r window: (Lisp_Object)nwin
6807 {
6808 NSTRACE (EmacsScroller_initFrame);
6810 r.size.width = [EmacsScroller scrollerWidth];
6811 [super initWithFrame: r/*NSMakeRect (0, 0, 0, 0)*/];
6812 [self setContinuous: YES];
6813 [self setEnabled: YES];
6815 /* Ensure auto resizing of scrollbars occurs within the emacs frame's view
6816 locked against the top and bottom edges, and right edge on OS X, where
6817 scrollers are on right. */
6818 #ifdef NS_IMPL_GNUSTEP
6819 [self setAutoresizingMask: NSViewMaxXMargin | NSViewHeightSizable];
6820 #else
6821 [self setAutoresizingMask: NSViewMinXMargin | NSViewHeightSizable];
6822 #endif
6824 win = nwin;
6825 condemned = NO;
6826 pixel_height = NSHeight (r);
6827 if (pixel_height == 0) pixel_height = 1;
6828 min_portion = 20 / pixel_height;
6830 frame = XFRAME (XWINDOW (win)->frame);
6831 if (FRAME_LIVE_P (frame))
6832 {
6833 int i;
6834 EmacsView *view = FRAME_NS_VIEW (frame);
6835 NSView *sview = [[view window] contentView];
6836 NSArray *subs = [sview subviews];
6838 /* disable optimization stopping redraw of other scrollbars */
6839 view->scrollbarsNeedingUpdate = 0;
6840 for (i =[subs count]-1; i >= 0; i--)
6841 if ([[subs objectAtIndex: i] isKindOfClass: [EmacsScroller class]])
6842 view->scrollbarsNeedingUpdate++;
6843 [sview addSubview: self];
6844 }
6846 /* [self setFrame: r]; */
6848 return self;
6849 }
6852 - (void)setFrame: (NSRect)newRect
6853 {
6854 NSTRACE (EmacsScroller_setFrame);
6855 /* block_input (); */
6856 pixel_height = NSHeight (newRect);
6857 if (pixel_height == 0) pixel_height = 1;
6858 min_portion = 20 / pixel_height;
6859 [super setFrame: newRect];
6860 [self display];
6861 /* unblock_input (); */
6862 }
6865 - (void)dealloc
6866 {
6867 NSTRACE (EmacsScroller_dealloc);
6868 if (!NILP (win))
6869 wset_vertical_scroll_bar (XWINDOW (win), Qnil);
6870 [super dealloc];
6871 }
6874 - condemn
6875 {
6876 NSTRACE (condemn);
6877 condemned =YES;
6878 return self;
6879 }
6882 - reprieve
6883 {
6884 NSTRACE (reprieve);
6885 condemned =NO;
6886 return self;
6887 }
6890 - judge
6891 {
6892 NSTRACE (judge);
6893 if (condemned)
6894 {
6895 EmacsView *view;
6896 block_input ();
6897 /* ensure other scrollbar updates after deletion */
6898 view = (EmacsView *)FRAME_NS_VIEW (frame);
6899 if (view != nil)
6900 view->scrollbarsNeedingUpdate++;
6901 [self removeFromSuperview];
6902 [self release];
6903 unblock_input ();
6904 }
6905 return self;
6906 }
6909 - (void)resetCursorRects
6910 {
6911 NSRect visible = [self visibleRect];
6912 NSTRACE (resetCursorRects);
6914 if (!NSIsEmptyRect (visible))
6915 [self addCursorRect: visible cursor: [NSCursor arrowCursor]];
6916 [[NSCursor arrowCursor] setOnMouseEntered: YES];
6917 }
6920 - (int) checkSamePosition: (int) position portion: (int) portion
6921 whole: (int) whole
6922 {
6923 return em_position ==position && em_portion ==portion && em_whole ==whole
6924 && portion != whole; /* needed for resize empty buf */
6925 }
6928 - setPosition: (int)position portion: (int)portion whole: (int)whole
6929 {
6930 NSTRACE (setPosition);
6932 em_position = position;
6933 em_portion = portion;
6934 em_whole = whole;
6936 if (portion >= whole)
6937 {
6938 #if defined (NS_IMPL_COCOA) && MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_5
6939 [self setKnobProportion: 1.0];
6940 [self setDoubleValue: 1.0];
6941 #else
6942 [self setFloatValue: 0.0 knobProportion: 1.0];
6943 #endif
6944 }
6945 else
6946 {
6947 float pos;
6948 CGFloat por;
6949 portion = max ((float)whole*min_portion/pixel_height, portion);
6950 pos = (float)position / (whole - portion);
6951 por = (CGFloat)portion/whole;
6952 #if defined (NS_IMPL_COCOA) && MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_5
6953 [self setKnobProportion: por];
6954 [self setDoubleValue: pos];
6955 #else
6956 [self setFloatValue: pos knobProportion: por];
6957 #endif
6958 }
6960 /* Events may come here even if the event loop is not running.
6961 If we don't enter the event loop, the scroll bar will not update.
6962 So send SIGIO to ourselves. */
6963 if (apploopnr == 0) raise (SIGIO);
6965 return self;
6966 }
6968 /* FIXME: unused at moment (see ns_mouse_position) at the moment because
6969 drag events will go directly to the EmacsScroller. Leaving in for now. */
6970 -(void)getMouseMotionPart: (int *)part window: (Lisp_Object *)window
6971 x: (Lisp_Object *)x y: ( Lisp_Object *)y
6972 {
6973 *part = last_hit_part;
6974 *window = win;
6975 XSETINT (*y, pixel_height);
6976 if ([self floatValue] > 0.999F)
6977 XSETINT (*x, pixel_height);
6978 else
6979 XSETINT (*x, pixel_height * [self floatValue]);
6980 }
6983 /* set up emacs_event */
6984 - (void) sendScrollEventAtLoc: (float)loc fromEvent: (NSEvent *)e
6985 {
6986 if (!emacs_event)
6987 return;
6989 emacs_event->part = last_hit_part;
6990 emacs_event->code = 0;
6991 emacs_event->modifiers = EV_MODIFIERS (e) | down_modifier;
6992 emacs_event->frame_or_window = win;
6993 emacs_event->timestamp = EV_TIMESTAMP (e);
6994 emacs_event->kind = SCROLL_BAR_CLICK_EVENT;
6995 emacs_event->arg = Qnil;
6996 XSETINT (emacs_event->x, loc * pixel_height);
6997 XSETINT (emacs_event->y, pixel_height-20);
6999 if (q_event_ptr)
7000 {
7001 n_emacs_events_pending++;
7002 kbd_buffer_store_event_hold (emacs_event, q_event_ptr);
7003 }
7004 else
7005 hold_event (emacs_event);
7006 EVENT_INIT (*emacs_event);
7007 ns_send_appdefined (-1);
7008 }
7011 /* called manually thru timer to implement repeated button action w/hold-down */
7012 - repeatScroll: (NSTimer *)scrollEntry
7013 {
7014 NSEvent *e = [[self window] currentEvent];
7015 NSPoint p = [[self window] mouseLocationOutsideOfEventStream];
7016 BOOL inKnob = [self testPart: p] == NSScrollerKnob;
7018 /* clear timer if need be */
7019 if (inKnob || [scroll_repeat_entry timeInterval] == SCROLL_BAR_FIRST_DELAY)
7020 {
7021 [scroll_repeat_entry invalidate];
7022 [scroll_repeat_entry release];
7023 scroll_repeat_entry = nil;
7025 if (inKnob)
7026 return self;
7028 scroll_repeat_entry
7029 = [[NSTimer scheduledTimerWithTimeInterval:
7030 SCROLL_BAR_CONTINUOUS_DELAY
7031 target: self
7032 selector: @selector (repeatScroll:)
7033 userInfo: 0
7034 repeats: YES]
7035 retain];
7036 }
7038 [self sendScrollEventAtLoc: 0 fromEvent: e];
7039 return self;
7040 }
7043 /* Asynchronous mouse tracking for scroller. This allows us to dispatch
7044 mouseDragged events without going into a modal loop. */
7045 - (void)mouseDown: (NSEvent *)e
7046 {
7047 NSRect sr, kr;
7048 /* hitPart is only updated AFTER event is passed on */
7049 NSScrollerPart part = [self testPart: [e locationInWindow]];
7050 CGFloat inc = 0.0, loc, kloc, pos;
7051 int edge = 0;
7053 NSTRACE (EmacsScroller_mouseDown);
7055 switch (part)
7056 {
7057 case NSScrollerDecrementPage:
7058 last_hit_part = scroll_bar_above_handle; inc = -1.0; break;
7059 case NSScrollerIncrementPage:
7060 last_hit_part = scroll_bar_below_handle; inc = 1.0; break;
7061 case NSScrollerDecrementLine:
7062 last_hit_part = scroll_bar_up_arrow; inc = -0.1; break;
7063 case NSScrollerIncrementLine:
7064 last_hit_part = scroll_bar_down_arrow; inc = 0.1; break;
7065 case NSScrollerKnob:
7066 last_hit_part = scroll_bar_handle; break;
7067 case NSScrollerKnobSlot: /* GNUstep-only */
7068 last_hit_part = scroll_bar_move_ratio; break;
7069 default: /* NSScrollerNoPart? */
7070 fprintf (stderr, "EmacsScoller-mouseDown: unexpected part %ld\n",
7071 (long) part);
7072 return;
7073 }
7075 if (inc != 0.0)
7076 {
7077 pos = 0; /* ignored */
7079 /* set a timer to repeat, as we can't let superclass do this modally */
7080 scroll_repeat_entry
7081 = [[NSTimer scheduledTimerWithTimeInterval: SCROLL_BAR_FIRST_DELAY
7082 target: self
7083 selector: @selector (repeatScroll:)
7084 userInfo: 0
7085 repeats: YES]
7086 retain];
7087 }
7088 else
7089 {
7090 /* handle, or on GNUstep possibly slot */
7091 NSEvent *fake_event;
7093 /* compute float loc in slot and mouse offset on knob */
7094 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
7095 toView: nil];
7096 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
7097 if (loc <= 0.0)
7098 {
7099 loc = 0.0;
7100 edge = -1;
7101 }
7102 else if (loc >= NSHeight (sr))
7103 {
7104 loc = NSHeight (sr);
7105 edge = 1;
7106 }
7108 if (edge)
7109 kloc = 0.5 * edge;
7110 else
7111 {
7112 kr = [self convertRect: [self rectForPart: NSScrollerKnob]
7113 toView: nil];
7114 kloc = NSHeight (kr) - ([e locationInWindow].y - NSMinY (kr));
7115 }
7116 last_mouse_offset = kloc;
7118 /* if knob, tell emacs a location offset by knob pos
7119 (to indicate top of handle) */
7120 if (part == NSScrollerKnob)
7121 pos = (loc - last_mouse_offset) / NSHeight (sr);
7122 else
7123 /* else this is a slot click on GNUstep: go straight there */
7124 pos = loc / NSHeight (sr);
7126 /* send a fake mouse-up to super to preempt modal -trackKnob: mode */
7127 fake_event = [NSEvent mouseEventWithType: NSLeftMouseUp
7128 location: [e locationInWindow]
7129 modifierFlags: [e modifierFlags]
7130 timestamp: [e timestamp]
7131 windowNumber: [e windowNumber]
7132 context: [e context]
7133 eventNumber: [e eventNumber]
7134 clickCount: [e clickCount]
7135 pressure: [e pressure]];
7136 [super mouseUp: fake_event];
7137 }
7139 if (part != NSScrollerKnob)
7140 [self sendScrollEventAtLoc: pos fromEvent: e];
7141 }
7144 /* Called as we manually track scroller drags, rather than superclass. */
7145 - (void)mouseDragged: (NSEvent *)e
7146 {
7147 NSRect sr;
7148 double loc, pos;
7150 NSTRACE (EmacsScroller_mouseDragged);
7152 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
7153 toView: nil];
7154 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
7156 if (loc <= 0.0)
7157 {
7158 loc = 0.0;
7159 }
7160 else if (loc >= NSHeight (sr) + last_mouse_offset)
7161 {
7162 loc = NSHeight (sr) + last_mouse_offset;
7163 }
7165 pos = (loc - last_mouse_offset) / NSHeight (sr);
7166 [self sendScrollEventAtLoc: pos fromEvent: e];
7167 }
7170 - (void)mouseUp: (NSEvent *)e
7171 {
7172 if (scroll_repeat_entry)
7173 {
7174 [scroll_repeat_entry invalidate];
7175 [scroll_repeat_entry release];
7176 scroll_repeat_entry = nil;
7177 }
7178 last_hit_part = 0;
7179 }
7182 /* treat scrollwheel events in the bar as though they were in the main window */
7183 - (void) scrollWheel: (NSEvent *)theEvent
7184 {
7185 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (frame);
7186 [view mouseDown: theEvent];
7187 }
7189 @end /* EmacsScroller */
7192 #ifdef NS_IMPL_GNUSTEP
7193 /* Dummy class to get rid of startup warnings. */
7194 @implementation EmacsDocument
7196 @end
7197 #endif
7200 /* ==========================================================================
7202 Font-related functions; these used to be in nsfaces.m
7204 ========================================================================== */
7207 Lisp_Object
7208 x_new_font (struct frame *f, Lisp_Object font_object, int fontset)
7209 {
7210 struct font *font = XFONT_OBJECT (font_object);
7212 if (fontset < 0)
7213 fontset = fontset_from_font (font_object);
7214 FRAME_FONTSET (f) = fontset;
7216 if (FRAME_FONT (f) == font)
7217 /* This font is already set in frame F. There's nothing more to
7218 do. */
7219 return font_object;
7221 FRAME_FONT (f) = font;
7223 FRAME_BASELINE_OFFSET (f) = font->baseline_offset;
7224 FRAME_COLUMN_WIDTH (f) = font->average_width;
7225 FRAME_LINE_HEIGHT (f) = font->height;
7227 compute_fringe_widths (f, 1);
7229 /* Compute the scroll bar width in character columns. */
7230 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0)
7231 {
7232 int wid = FRAME_COLUMN_WIDTH (f);
7233 FRAME_CONFIG_SCROLL_BAR_COLS (f)
7234 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid - 1) / wid;
7235 }
7236 else
7237 {
7238 int wid = FRAME_COLUMN_WIDTH (f);
7239 FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid;
7240 }
7242 /* Now make the frame display the given font. */
7243 if (FRAME_NS_WINDOW (f) != 0)
7244 x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f));
7246 return font_object;
7247 }
7250 /* XLFD: -foundry-family-weight-slant-swidth-adstyle-pxlsz-ptSz-resx-resy-spc-avgWidth-rgstry-encoding */
7251 /* Note: ns_font_to_xlfd and ns_fontname_to_xlfd no longer needed, removed
7252 in 1.43. */
7254 const char *
7255 ns_xlfd_to_fontname (const char *xlfd)
7256 /* --------------------------------------------------------------------------
7257 Convert an X font name (XLFD) to an NS font name.
7258 Only family is used.
7259 The string returned is temporarily allocated.
7260 -------------------------------------------------------------------------- */
7261 {
7262 char *name = xmalloc (180);
7263 int i, len;
7264 const char *ret;
7266 if (!strncmp (xlfd, "--", 2))
7267 sscanf (xlfd, "--%*[^-]-%[^-]179-", name);
7268 else
7269 sscanf (xlfd, "-%*[^-]-%[^-]179-", name);
7271 /* stopgap for malformed XLFD input */
7272 if (strlen (name) == 0)
7273 strcpy (name, "Monaco");
7275 /* undo hack in ns_fontname_to_xlfd, converting '$' to '-', '_' to ' '
7276 also uppercase after '-' or ' ' */
7277 name[0] = c_toupper (name[0]);
7278 for (len =strlen (name), i =0; i<len; i++)
7279 {
7280 if (name[i] == '$')
7281 {
7282 name[i] = '-';
7283 if (i+1<len)
7284 name[i+1] = c_toupper (name[i+1]);
7285 }
7286 else if (name[i] == '_')
7287 {
7288 name[i] = ' ';
7289 if (i+1<len)
7290 name[i+1] = c_toupper (name[i+1]);
7291 }
7292 }
7293 /*fprintf (stderr, "converted '%s' to '%s'\n",xlfd,name); */
7294 ret = [[NSString stringWithUTF8String: name] UTF8String];
7295 xfree (name);
7296 return ret;
7297 }
7300 void
7301 syms_of_nsterm (void)
7302 {
7303 NSTRACE (syms_of_nsterm);
7305 ns_antialias_threshold = 10.0;
7307 /* from 23+ we need to tell emacs what modifiers there are.. */
7308 DEFSYM (Qmodifier_value, "modifier-value");
7309 DEFSYM (Qalt, "alt");
7310 DEFSYM (Qhyper, "hyper");
7311 DEFSYM (Qmeta, "meta");
7312 DEFSYM (Qsuper, "super");
7313 DEFSYM (Qcontrol, "control");
7314 DEFSYM (QUTF8_STRING, "UTF8_STRING");
7316 Fput (Qalt, Qmodifier_value, make_number (alt_modifier));
7317 Fput (Qhyper, Qmodifier_value, make_number (hyper_modifier));
7318 Fput (Qmeta, Qmodifier_value, make_number (meta_modifier));
7319 Fput (Qsuper, Qmodifier_value, make_number (super_modifier));
7320 Fput (Qcontrol, Qmodifier_value, make_number (ctrl_modifier));
7322 DEFVAR_LISP ("ns-input-file", ns_input_file,
7323 "The file specified in the last NS event.");
7324 ns_input_file =Qnil;
7326 DEFVAR_LISP ("ns-input-text", ns_input_text,
7327 "The data received in the last NS text drag event.");
7328 ns_input_text =Qnil;
7330 DEFVAR_LISP ("ns-working-text", ns_working_text,
7331 "String for visualizing working composition sequence.");
7332 ns_working_text =Qnil;
7334 DEFVAR_LISP ("ns-input-font", ns_input_font,
7335 "The font specified in the last NS event.");
7336 ns_input_font =Qnil;
7338 DEFVAR_LISP ("ns-input-fontsize", ns_input_fontsize,
7339 "The fontsize specified in the last NS event.");
7340 ns_input_fontsize =Qnil;
7342 DEFVAR_LISP ("ns-input-line", ns_input_line,
7343 "The line specified in the last NS event.");
7344 ns_input_line =Qnil;
7346 DEFVAR_LISP ("ns-input-color", ns_input_color,
7347 "The color specified in the last NS event.");
7348 ns_input_color =Qnil;
7350 DEFVAR_LISP ("ns-input-spi-name", ns_input_spi_name,
7351 "The service name specified in the last NS event.");
7352 ns_input_spi_name =Qnil;
7354 DEFVAR_LISP ("ns-input-spi-arg", ns_input_spi_arg,
7355 "The service argument specified in the last NS event.");
7356 ns_input_spi_arg =Qnil;
7358 DEFVAR_LISP ("ns-alternate-modifier", ns_alternate_modifier,
7359 "This variable describes the behavior of the alternate or option key.\n\
7360 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7361 Set to none means that the alternate / option key is not interpreted by Emacs\n\
7362 at all, allowing it to be used at a lower level for accented character entry.");
7363 ns_alternate_modifier = Qmeta;
7365 DEFVAR_LISP ("ns-right-alternate-modifier", ns_right_alternate_modifier,
7366 "This variable describes the behavior of the right alternate or option key.\n\
7367 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7368 Set to left means be the same key as `ns-alternate-modifier'.\n\
7369 Set to none means that the alternate / option key is not interpreted by Emacs\n\
7370 at all, allowing it to be used at a lower level for accented character entry.");
7371 ns_right_alternate_modifier = Qleft;
7373 DEFVAR_LISP ("ns-command-modifier", ns_command_modifier,
7374 "This variable describes the behavior of the command key.\n\
7375 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
7376 ns_command_modifier = Qsuper;
7378 DEFVAR_LISP ("ns-right-command-modifier", ns_right_command_modifier,
7379 "This variable describes the behavior of the right command key.\n\
7380 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7381 Set to left means be the same key as `ns-command-modifier'.\n\
7382 Set to none means that the command / option key is not interpreted by Emacs\n\
7383 at all, allowing it to be used at a lower level for accented character entry.");
7384 ns_right_command_modifier = Qleft;
7386 DEFVAR_LISP ("ns-control-modifier", ns_control_modifier,
7387 "This variable describes the behavior of the control key.\n\
7388 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
7389 ns_control_modifier = Qcontrol;
7391 DEFVAR_LISP ("ns-right-control-modifier", ns_right_control_modifier,
7392 "This variable describes the behavior of the right control key.\n\
7393 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7394 Set to left means be the same key as `ns-control-modifier'.\n\
7395 Set to none means that the control / option key is not interpreted by Emacs\n\
7396 at all, allowing it to be used at a lower level for accented character entry.");
7397 ns_right_control_modifier = Qleft;
7399 DEFVAR_LISP ("ns-function-modifier", ns_function_modifier,
7400 "This variable describes the behavior of the function key (on laptops).\n\
7401 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7402 Set to none means that the function key is not interpreted by Emacs at all,\n\
7403 allowing it to be used at a lower level for accented character entry.");
7404 ns_function_modifier = Qnone;
7406 DEFVAR_LISP ("ns-antialias-text", ns_antialias_text,
7407 "Non-nil (the default) means to render text antialiased.");
7408 ns_antialias_text = Qt;
7410 DEFVAR_LISP ("ns-confirm-quit", ns_confirm_quit,
7411 "Whether to confirm application quit using dialog.");
7412 ns_confirm_quit = Qnil;
7414 staticpro (&ns_display_name_list);
7415 ns_display_name_list = Qnil;
7417 staticpro (&last_mouse_motion_frame);
7418 last_mouse_motion_frame = Qnil;
7420 DEFVAR_LISP ("ns-auto-hide-menu-bar", ns_auto_hide_menu_bar,
7421 doc: /* Non-nil means that the menu bar is hidden, but appears when the mouse is near.
7422 Only works on OSX 10.6 or later. */);
7423 ns_auto_hide_menu_bar = Qnil;
7425 DEFVAR_BOOL ("ns-use-native-fullscreen", ns_use_native_fullscreen,
7426 doc: /*Non-nil means to use native fullscreen on OSX >= 10.7.
7427 Nil means use fullscreen the old (< 10.7) way. The old way works better with
7428 multiple monitors, but lacks tool bar. This variable is ignored on OSX < 10.7.
7429 Default is t for OSX >= 10.7, nil otherwise. */);
7430 #ifdef HAVE_NATIVE_FS
7431 ns_use_native_fullscreen = YES;
7432 #else
7433 ns_use_native_fullscreen = NO;
7434 #endif
7435 ns_last_use_native_fullscreen = ns_use_native_fullscreen;
7437 /* TODO: move to common code */
7438 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars,
7439 doc: /* Which toolkit scroll bars Emacs uses, if any.
7440 A value of nil means Emacs doesn't use toolkit scroll bars.
7441 With the X Window system, the value is a symbol describing the
7442 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
7443 With MS Windows or Nextstep, the value is t. */);
7444 Vx_toolkit_scroll_bars = Qt;
7446 DEFVAR_BOOL ("x-use-underline-position-properties",
7447 x_use_underline_position_properties,
7448 doc: /*Non-nil means make use of UNDERLINE_POSITION font properties.
7449 A value of nil means ignore them. If you encounter fonts with bogus
7450 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
7451 to 4.1, set this to nil. */);
7452 x_use_underline_position_properties = 0;
7454 DEFVAR_BOOL ("x-underline-at-descent-line",
7455 x_underline_at_descent_line,
7456 doc: /* Non-nil means to draw the underline at the same place as the descent line.
7457 A value of nil means to draw the underline according to the value of the
7458 variable `x-use-underline-position-properties', which is usually at the
7459 baseline level. The default value is nil. */);
7460 x_underline_at_descent_line = 0;
7462 /* Tell Emacs about this window system. */
7463 Fprovide (Qns, Qnil);
7465 syms_of_nsfont ();
7466 #ifdef NS_IMPL_COCOA
7467 #if MAC_OS_X_VERSION_MAX_ALLOWED >= 1050
7468 syms_of_macfont ();
7469 #endif
7470 #endif
7472 }