1 /* NeXT/Open/GNUstep / MacOSX communication module.
2 Copyright (C) 1989, 1993-1994, 2005-2006, 2008-2011
3 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
21 Originally by Carl Edman
22 Updated by Christian Limpach (chris@nice.ch)
23 OpenStep/Rhapsody port by Scott Bender (sbender@harmony-ds.com)
24 MacOSX/Aqua port by Christophe de Dinechin (descubes@earthlink.net)
25 GNUstep port and post-20 update by Adrian Robert (arobert@cogsci.ucsd.edu)
28 /* This should be the first include, as it may set up #defines affecting
29 interpretation of even the system includes. */
33 #include <sys/types.h>
40 #include "blockinput.h"
41 #include "sysselect.h"
44 #include "character.h"
46 #include "composite.h"
49 #include "termhooks.h"
60 int term_trace_num = 0;
61 #define NSTRACE(x) fprintf (stderr, "%s:%d: [%d] " #x "\n", \
62 __FILE__, __LINE__, ++term_trace_num)
68 /* ==========================================================================
72 ========================================================================== */
74 /* Convert a symbol indexed with an NSxxx value to a value as defined
75 in keyboard.c (lispy_function_key). I hope this is a correct way
77 static unsigned convert_ns_to_X_keysym[] =
79 NSHomeFunctionKey, 0x50,
80 NSLeftArrowFunctionKey, 0x51,
81 NSUpArrowFunctionKey, 0x52,
82 NSRightArrowFunctionKey, 0x53,
83 NSDownArrowFunctionKey, 0x54,
84 NSPageUpFunctionKey, 0x55,
85 NSPageDownFunctionKey, 0x56,
86 NSEndFunctionKey, 0x57,
87 NSBeginFunctionKey, 0x58,
88 NSSelectFunctionKey, 0x60,
89 NSPrintFunctionKey, 0x61,
90 NSExecuteFunctionKey, 0x62,
91 NSInsertFunctionKey, 0x63,
92 NSUndoFunctionKey, 0x65,
93 NSRedoFunctionKey, 0x66,
94 NSMenuFunctionKey, 0x67,
95 NSFindFunctionKey, 0x68,
96 NSHelpFunctionKey, 0x6A,
97 NSBreakFunctionKey, 0x6B,
99 NSF1FunctionKey, 0xBE,
100 NSF2FunctionKey, 0xBF,
101 NSF3FunctionKey, 0xC0,
102 NSF4FunctionKey, 0xC1,
103 NSF5FunctionKey, 0xC2,
104 NSF6FunctionKey, 0xC3,
105 NSF7FunctionKey, 0xC4,
106 NSF8FunctionKey, 0xC5,
107 NSF9FunctionKey, 0xC6,
108 NSF10FunctionKey, 0xC7,
109 NSF11FunctionKey, 0xC8,
110 NSF12FunctionKey, 0xC9,
111 NSF13FunctionKey, 0xCA,
112 NSF14FunctionKey, 0xCB,
113 NSF15FunctionKey, 0xCC,
114 NSF16FunctionKey, 0xCD,
115 NSF17FunctionKey, 0xCE,
116 NSF18FunctionKey, 0xCF,
117 NSF19FunctionKey, 0xD0,
118 NSF20FunctionKey, 0xD1,
119 NSF21FunctionKey, 0xD2,
120 NSF22FunctionKey, 0xD3,
121 NSF23FunctionKey, 0xD4,
122 NSF24FunctionKey, 0xD5,
124 NSBackspaceCharacter, 0x08, /* 8: Not on some KBs. */
125 NSDeleteCharacter, 0xFF, /* 127: Big 'delete' key upper right. */
126 NSDeleteFunctionKey, 0x9F, /* 63272: Del forw key off main array. */
128 NSTabCharacter, 0x09,
129 0x19, 0x09, /* left tab->regular since pass shift */
130 NSCarriageReturnCharacter, 0x0D,
131 NSNewlineCharacter, 0x0D,
132 NSEnterCharacter, 0x8D,
134 0x1B, 0x1B /* escape */
138 static Lisp_Object Qmodifier_value;
139 Lisp_Object Qalt, Qcontrol, Qhyper, Qmeta, Qsuper, Qnone;
140 extern Lisp_Object Qcursor_color, Qcursor_type, Qns, Qleft;
142 /* On OS X picks up the default NSGlobalDomain AppleAntiAliasingThreshold,
143 the maximum font size to NOT antialias. On GNUstep there is currently
144 no way to control this behavior. */
145 float ns_antialias_threshold;
147 /* Used to pick up AppleHighlightColor on OS X */
148 NSString *ns_selection_color;
150 NSArray *ns_send_types =0, *ns_return_types =0, *ns_drag_types =0;
151 NSString *ns_app_name = @"Emacs"; /* default changed later */
153 /* Display variables */
154 struct ns_display_info *x_display_list; /* Chain of existing displays */
155 Lisp_Object ns_display_name_list;
156 long context_menu_value = 0;
159 NSPoint last_mouse_motion_position;
160 static NSRect last_mouse_glyph;
161 static unsigned long last_mouse_movement_time = 0;
162 static Lisp_Object last_mouse_motion_frame;
163 static EmacsScroller *last_mouse_scroll_bar = nil;
164 static struct frame *ns_updating_frame;
165 static NSView *focus_view = NULL;
166 static int ns_window_num =0;
168 static BOOL gsaved = NO;
169 BOOL ns_in_resize = NO;
170 static BOOL ns_fake_keydown = NO;
171 int ns_tmp_flags; /* FIXME */
172 struct nsfont_info *ns_tmp_font; /* FIXME */
173 /*static int debug_lock = 0; */
176 static BOOL send_appdefined = YES;
177 static NSEvent *last_appdefined_event = 0;
178 static NSTimer *timed_entry = 0;
179 static NSTimer *fd_entry = nil;
180 static NSTimer *scroll_repeat_entry = nil;
181 static fd_set select_readfds, t_readfds;
182 static struct timeval select_timeout;
183 static int select_nfds;
184 static NSAutoreleasePool *outerpool;
185 static struct input_event *emacs_event = NULL;
186 static struct input_event *q_event_ptr = NULL;
187 static int n_emacs_events_pending = 0;
188 static NSMutableArray *ns_pending_files, *ns_pending_service_names,
189 *ns_pending_service_args;
190 static BOOL inNsSelect = 0;
192 /* Convert modifiers in a NeXTstep event to emacs style modifiers. */
193 #define NS_FUNCTION_KEY_MASK 0x800000
194 #define NSLeftControlKeyMask (0x000001 | NSControlKeyMask)
195 #define NSRightControlKeyMask (0x002000 | NSControlKeyMask)
196 #define NSLeftCommandKeyMask (0x000008 | NSCommandKeyMask)
197 #define NSRightCommandKeyMask (0x000010 | NSCommandKeyMask)
198 #define NSLeftAlternateKeyMask (0x000020 | NSAlternateKeyMask)
199 #define NSRightAlternateKeyMask (0x000040 | NSAlternateKeyMask)
200 #define EV_MODIFIERS(e) \
201 ((([e modifierFlags] & NSHelpKeyMask) ? \
202 hyper_modifier : 0) \
203 | (!EQ (ns_right_alternate_modifier, Qleft) && \
204 (([e modifierFlags] & NSRightAlternateKeyMask) \
205 == NSRightAlternateKeyMask) ? \
206 parse_solitary_modifier (ns_right_alternate_modifier) : 0) \
207 | (([e modifierFlags] & NSAlternateKeyMask) ? \
208 parse_solitary_modifier (ns_alternate_modifier) : 0) \
209 | (([e modifierFlags] & NSShiftKeyMask) ? \
210 shift_modifier : 0) \
211 | (!EQ (ns_right_control_modifier, Qleft) && \
212 (([e modifierFlags] & NSRightControlKeyMask) \
213 == NSRightControlKeyMask) ? \
214 parse_solitary_modifier (ns_right_control_modifier) : 0) \
215 | (([e modifierFlags] & NSControlKeyMask) ? \
216 parse_solitary_modifier (ns_control_modifier) : 0) \
217 | (([e modifierFlags] & NS_FUNCTION_KEY_MASK) ? \
218 parse_solitary_modifier (ns_function_modifier) : 0) \
219 | (!EQ (ns_right_command_modifier, Qleft) && \
220 (([e modifierFlags] & NSRightCommandKeyMask) \
221 == NSRightCommandKeyMask) ? \
222 parse_solitary_modifier (ns_right_command_modifier) : 0) \
223 | (([e modifierFlags] & NSCommandKeyMask) ? \
224 parse_solitary_modifier (ns_command_modifier):0))
226 #define EV_UDMODIFIERS(e) \
227 ((([e type] == NSLeftMouseDown) ? down_modifier : 0) \
228 | (([e type] == NSRightMouseDown) ? down_modifier : 0) \
229 | (([e type] == NSOtherMouseDown) ? down_modifier : 0) \
230 | (([e type] == NSLeftMouseDragged) ? down_modifier : 0) \
231 | (([e type] == NSRightMouseDragged) ? down_modifier : 0) \
232 | (([e type] == NSOtherMouseDragged) ? down_modifier : 0) \
233 | (([e type] == NSLeftMouseUp) ? up_modifier : 0) \
234 | (([e type] == NSRightMouseUp) ? up_modifier : 0) \
235 | (([e type] == NSOtherMouseUp) ? up_modifier : 0))
237 #define EV_BUTTON(e) \
238 ((([e type] == NSLeftMouseDown) || ([e type] == NSLeftMouseUp)) ? 0 : \
239 (([e type] == NSRightMouseDown) || ([e type] == NSRightMouseUp)) ? 2 : \
240 [e buttonNumber] - 1)
242 /* Convert the time field to a timestamp in milliseconds. */
243 #define EV_TIMESTAMP(e) ([e timestamp] * 1000)
245 /* This is a piece of code which is common to all the event handling
246 methods. Maybe it should even be a function. */
247 #define EV_TRAILER(e) \
249 XSETFRAME (emacs_event->frame_or_window, emacsframe); \
250 if (e) emacs_event->timestamp = EV_TIMESTAMP (e); \
251 n_emacs_events_pending++; \
252 kbd_buffer_store_event_hold (emacs_event, q_event_ptr); \
253 EVENT_INIT (*emacs_event); \
254 ns_send_appdefined (-1); \
257 void x_set_cursor_type (struct frame *, Lisp_Object, Lisp_Object);
259 /* TODO: get rid of need for these forward declarations */
260 static void ns_condemn_scroll_bars (struct frame *f);
261 static void ns_judge_scroll_bars (struct frame *f);
262 void x_set_frame_alpha (struct frame *f);
264 /* FIXME: figure out what to do with underline_minimum_offset. */
267 /* ==========================================================================
271 ========================================================================== */
275 append2 (Lisp_Object list, Lisp_Object item)
276 /* --------------------------------------------------------------------------
277 Utility to append to a list
278 -------------------------------------------------------------------------- */
280 Lisp_Object array[2];
282 array[1] = Fcons (item, Qnil);
283 return Fnconc (2, &array[0]);
289 /* --------------------------------------------------------------------------
290 Used to allow emacs to find its resources under Emacs.app
291 Called from emacs.c at startup.
292 -------------------------------------------------------------------------- */
294 NSBundle *bundle = [NSBundle mainBundle];
295 NSString *binDir = [bundle bundlePath], *resourceDir = [bundle resourcePath];
296 NSString *resourcePath, *resourcePaths;
298 BOOL onWindows = NO; /* how do I determine this? */
299 NSString *pathSeparator = onWindows ? @";" : @":";
300 NSFileManager *fileManager = [NSFileManager defaultManager];
302 /*NSLog (@"ns_init_paths: '%@'\n%@\n", [[NSBundle mainBundle] bundlePath], [[NSBundle mainBundle] resourcePath]); */
304 /* get bindir from base */
305 range = [resourceDir rangeOfString: @"Contents"];
306 if (range.location != NSNotFound)
308 binDir = [binDir stringByAppendingPathComponent: @"Contents"];
310 binDir = [binDir stringByAppendingPathComponent: @"MacOS"];
314 /* the following based on Andrew Choi's init_mac_osx_environment () */
315 if (!getenv ("EMACSLOADPATH"))
317 NSArray *paths = [resourceDir stringsByAppendingPaths:
318 [NSArray arrayWithObjects:
319 @"site-lisp", @"lisp", @"leim", nil]];
320 NSEnumerator *pathEnum = [paths objectEnumerator];
322 while (resourcePath = [pathEnum nextObject])
324 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
327 if ([resourcePaths length] > 0)
329 = [resourcePaths stringByAppendingString: pathSeparator];
331 = [resourcePaths stringByAppendingString: resourcePath];
334 if ([resourcePaths length] > 0)
335 setenv ("EMACSLOADPATH", [resourcePaths UTF8String], 1);
336 /*NSLog (@"loadPath: '%@'\n", resourcePaths); */
339 if (!getenv ("EMACSPATH"))
341 NSArray *paths = [binDir stringsByAppendingPaths:
342 [NSArray arrayWithObjects: @"bin",
344 NSEnumerator *pathEnum = [paths objectEnumerator];
346 while (resourcePath = [pathEnum nextObject])
348 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
351 if ([resourcePaths length] > 0)
353 = [resourcePaths stringByAppendingString: pathSeparator];
355 = [resourcePaths stringByAppendingString: resourcePath];
358 if ([resourcePaths length] > 0)
359 setenv ("EMACSPATH", [resourcePaths UTF8String], 1);
362 resourcePath = [resourceDir stringByAppendingPathComponent: @"etc"];
363 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
367 if (!getenv ("EMACSDATA"))
368 setenv ("EMACSDATA", [resourcePath UTF8String], 1);
369 if (!getenv ("EMACSDOC"))
370 setenv ("EMACSDOC", [resourcePath UTF8String], 1);
374 if (!getenv ("INFOPATH"))
376 resourcePath = [resourceDir stringByAppendingPathComponent: @"info"];
377 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
379 setenv ("INFOPATH", [[resourcePath stringByAppendingString: @":"]
381 /* Note, extra colon needed to cause merge w/later user additions. */
387 timeval_subtract (struct timeval *result, struct timeval x, struct timeval y)
388 /* --------------------------------------------------------------------------
389 Subtract the `struct timeval' values X and Y, storing the result in RESULT.
390 Return 1 if the difference is negative, otherwise 0.
391 -------------------------------------------------------------------------- */
393 /* Perform the carry for the later subtraction by updating y.
394 This is safer because on some systems
395 the tv_sec member is unsigned. */
396 if (x.tv_usec < y.tv_usec)
398 int nsec = (y.tv_usec - x.tv_usec) / 1000000 + 1;
399 y.tv_usec -= 1000000 * nsec;
402 if (x.tv_usec - y.tv_usec > 1000000)
404 int nsec = (y.tv_usec - x.tv_usec) / 1000000;
405 y.tv_usec += 1000000 * nsec;
409 /* Compute the time remaining to wait. tv_usec is certainly positive. */
410 result->tv_sec = x.tv_sec - y.tv_sec;
411 result->tv_usec = x.tv_usec - y.tv_usec;
413 /* Return indication of whether the result should be considered negative. */
414 return x.tv_sec < y.tv_sec;
418 ns_timeout (int usecs)
419 /* --------------------------------------------------------------------------
420 Blocking timer utility used by ns_ring_bell
421 -------------------------------------------------------------------------- */
423 struct timeval wakeup;
425 EMACS_GET_TIME (wakeup);
427 /* Compute time to wait until, propagating carry from usecs. */
428 wakeup.tv_usec += usecs;
429 wakeup.tv_sec += (wakeup.tv_usec / 1000000);
430 wakeup.tv_usec %= 1000000;
432 /* Keep waiting until past the time wakeup. */
435 struct timeval timeout;
437 EMACS_GET_TIME (timeout);
439 /* In effect, timeout = wakeup - timeout.
440 Break if result would be negative. */
441 if (timeval_subtract (&timeout, wakeup, timeout))
444 /* Try to wait that long--but we might wake up sooner. */
445 select (0, NULL, NULL, NULL, &timeout);
451 ns_release_object (void *obj)
452 /* --------------------------------------------------------------------------
453 Release an object (callable from C)
454 -------------------------------------------------------------------------- */
461 ns_retain_object (void *obj)
462 /* --------------------------------------------------------------------------
463 Retain an object (callable from C)
464 -------------------------------------------------------------------------- */
471 ns_alloc_autorelease_pool (void)
472 /* --------------------------------------------------------------------------
473 Allocate a pool for temporary objects (callable from C)
474 -------------------------------------------------------------------------- */
476 return [[NSAutoreleasePool alloc] init];
481 ns_release_autorelease_pool (void *pool)
482 /* --------------------------------------------------------------------------
483 Free a pool and temporary objects it refers to (callable from C)
484 -------------------------------------------------------------------------- */
486 ns_release_object (pool);
491 /* ==========================================================================
493 Focus (clipping) and screen update
495 ========================================================================== */
498 ns_resize_handle_rect (NSWindow *window)
500 NSRect r = [window frame];
501 r.origin.x = r.size.width - RESIZE_HANDLE_SIZE;
503 r.size.width = r.size.height = RESIZE_HANDLE_SIZE;
509 ns_update_begin (struct frame *f)
510 /* --------------------------------------------------------------------------
511 Prepare for a grouped sequence of drawing calls
512 external (RIF) call; whole frame, called before update_window_begin
513 -------------------------------------------------------------------------- */
515 NSView *view = FRAME_NS_VIEW (f);
516 NSTRACE (ns_update_begin);
518 ns_updating_frame = f;
521 #ifdef NS_IMPL_GNUSTEP
522 uRect = NSMakeRect (0, 0, 0, 0);
528 ns_update_window_begin (struct window *w)
529 /* --------------------------------------------------------------------------
530 Prepare for a grouped sequence of drawing calls
531 external (RIF) call; for one window, called after update_begin
532 -------------------------------------------------------------------------- */
534 struct frame *f = XFRAME (WINDOW_FRAME (w));
535 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
536 NSTRACE (ns_update_window_begin);
539 set_output_cursor (&w->cursor);
543 if (f == hlinfo->mouse_face_mouse_frame)
545 /* Don't do highlighting for mouse motion during the update. */
546 hlinfo->mouse_face_defer = 1;
548 /* If the frame needs to be redrawn,
549 simply forget about any prior mouse highlighting. */
550 if (FRAME_GARBAGED_P (f))
551 hlinfo->mouse_face_window = Qnil;
553 /* (further code for mouse faces ifdef'd out in other terms elided) */
561 ns_update_window_end (struct window *w, int cursor_on_p,
562 int mouse_face_overwritten_p)
563 /* --------------------------------------------------------------------------
564 Finished a grouped sequence of drawing calls
565 external (RIF) call; for one window called before update_end
566 -------------------------------------------------------------------------- */
568 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (XFRAME (w->frame));
570 /* note: this fn is nearly identical in all terms */
571 if (!w->pseudo_window_p)
576 display_and_set_cursor (w, 1,
577 output_cursor.hpos, output_cursor.vpos,
578 output_cursor.x, output_cursor.y);
580 if (draw_window_fringes (w, 1))
581 x_draw_vertical_border (w);
586 /* If a row with mouse-face was overwritten, arrange for
587 frame_up_to_date to redisplay the mouse highlight. */
588 if (mouse_face_overwritten_p)
590 hlinfo->mouse_face_beg_row = hlinfo->mouse_face_beg_col = -1;
591 hlinfo->mouse_face_end_row = hlinfo->mouse_face_end_col = -1;
592 hlinfo->mouse_face_window = Qnil;
595 updated_window = NULL;
596 NSTRACE (update_window_end);
601 ns_update_end (struct frame *f)
602 /* --------------------------------------------------------------------------
603 Finished a grouped sequence of drawing calls
604 external (RIF) call; for whole frame, called after update_window_end
605 -------------------------------------------------------------------------- */
607 NSView *view = FRAME_NS_VIEW (f);
609 /* if (f == MOUSE_HL_INFO (f)->mouse_face_mouse_frame) */
610 MOUSE_HL_INFO (f)->mouse_face_defer = 0;
614 #ifdef NS_IMPL_GNUSTEP
615 /* trigger flush only in the rectangle we tracked as being drawn */
616 [view unlockFocusNeedsFlush: NO];
617 /*fprintf (stderr, " (%.0f, %.0f : %.0f x %.0f)", uRect.origin.x, uRect.origin.y, uRect.size.width, uRect.size.height); */
618 [view lockFocusInRect: uRect];
622 [[view window] flushWindow];
625 ns_updating_frame = NULL;
626 NSTRACE (ns_update_end);
631 ns_flush (struct frame *f)
632 /* --------------------------------------------------------------------------
634 NS impl is no-op since currently we flush in ns_update_end and elsewhere
635 -------------------------------------------------------------------------- */
642 ns_focus (struct frame *f, NSRect *r, int n)
643 /* --------------------------------------------------------------------------
644 Internal: Focus on given frame. During small local updates this is used to
645 draw, however during large updates, ns_update_begin and ns_update_end are
646 called to wrap the whole thing, in which case these calls are stubbed out.
647 Except, on GNUstep, we accumulate the rectangle being drawn into, because
648 the back end won't do this automatically, and will just end up flushing
650 -------------------------------------------------------------------------- */
652 // NSTRACE (ns_focus);
653 #ifdef NS_IMPL_GNUSTEP
656 u = NSUnionRect (r[0], r[1]);
661 fprintf (stderr, "focus: %d", c++);
662 if (r) fprintf (stderr, " (%.0f, %.0f : %.0f x %.0f)", r->origin.x, r->origin.y, r->size.width, r->size.height);
663 fprintf (stderr, "\n"); */
665 if (f != ns_updating_frame)
667 NSView *view = FRAME_NS_VIEW (f);
668 if (view != focus_view)
670 if (focus_view != NULL)
672 [focus_view unlockFocus];
673 [[focus_view window] flushWindow];
678 #ifdef NS_IMPL_GNUSTEP
679 r ? [view lockFocusInRect: u] : [view lockFocus];
684 /*if (view) debug_lock++; */
686 #ifdef NS_IMPL_GNUSTEP
689 /* more than one rect being drawn into */
692 [view unlockFocus]; /* add prev rect to redraw list */
693 [view lockFocusInRect: u]; /* focus for draw in new rect */
698 #ifdef NS_IMPL_GNUSTEP
701 /* in batch mode, but in GNUstep must still track rectangles explicitly */
702 uRect = (r ? NSUnionRect (uRect, u) : [FRAME_NS_VIEW (f) visibleRect]);
709 [[NSGraphicsContext currentContext] saveGraphicsState];
711 NSRectClipList (r, 2);
720 ns_unfocus (struct frame *f)
721 /* --------------------------------------------------------------------------
722 Internal: Remove focus on given frame
723 -------------------------------------------------------------------------- */
725 // NSTRACE (ns_unfocus);
729 [[NSGraphicsContext currentContext] restoreGraphicsState];
733 if (f != ns_updating_frame)
735 if (focus_view != NULL)
737 [focus_view unlockFocus];
738 [[focus_view window] flushWindow];
747 ns_clip_to_row (struct window *w, struct glyph_row *row, int area, BOOL gc)
748 /* --------------------------------------------------------------------------
749 Internal (but parallels other terms): Focus drawing on given row
750 -------------------------------------------------------------------------- */
752 struct frame *f = XFRAME (WINDOW_FRAME (w));
754 int window_x, window_y, window_width;
756 window_box (w, area, &window_x, &window_y, &window_width, 0);
758 clip_rect.origin.x = window_x - FRAME_INTERNAL_BORDER_WIDTH (f);
759 clip_rect.origin.y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, row->y));
760 clip_rect.origin.y = max (clip_rect.origin.y, window_y);
761 clip_rect.size.width = window_width + 2 * FRAME_INTERNAL_BORDER_WIDTH (f);
762 clip_rect.size.height = row->visible_height;
764 /* allow a full-height row at the top when requested
765 (used to draw fringe all the way through internal border area) */
766 if (gc && clip_rect.origin.y < 5)
768 clip_rect.origin.y -= FRAME_INTERNAL_BORDER_WIDTH (f);
769 clip_rect.size.height += FRAME_INTERNAL_BORDER_WIDTH (f);
772 /* likewise at bottom */
774 FRAME_PIXEL_HEIGHT (f) - (clip_rect.origin.y + clip_rect.size.height) < 5)
775 clip_rect.size.height += FRAME_INTERNAL_BORDER_WIDTH (f);
777 ns_focus (f, &clip_rect, 1);
782 ns_ring_bell (struct frame *f)
783 /* --------------------------------------------------------------------------
785 -------------------------------------------------------------------------- */
787 NSTRACE (ns_ring_bell);
790 NSAutoreleasePool *pool;
791 struct frame *frame = SELECTED_FRAME ();
795 pool = [[NSAutoreleasePool alloc] init];
797 view = FRAME_NS_VIEW (frame);
801 NSPoint dim = NSMakePoint (128, 128);
804 r.origin.x += (r.size.width - dim.x) / 2;
805 r.origin.y += (r.size.height - dim.y) / 2;
806 r.size.width = dim.x;
807 r.size.height = dim.y;
808 surr = NSInsetRect (r, -2, -2);
809 ns_focus (frame, &surr, 1);
810 [[view window] cacheImageInRect: [view convertRect: surr toView:nil]];
811 [ns_lookup_indexed_color (NS_FACE_FOREGROUND
812 (FRAME_DEFAULT_FACE (frame)), frame) set];
814 [[view window] flushWindow];
816 [[view window] restoreCachedImage];
817 [[view window] flushWindow];
831 ns_reset_terminal_modes (struct terminal *terminal)
832 /* Externally called as hook */
834 NSTRACE (ns_reset_terminal_modes);
839 ns_set_terminal_modes (struct terminal *terminal)
840 /* Externally called as hook */
842 NSTRACE (ns_set_terminal_modes);
847 /* ==========================================================================
849 Frame / window manager related functions
851 ========================================================================== */
855 ns_raise_frame (struct frame *f)
856 /* --------------------------------------------------------------------------
857 Bring window to foreground and make it active
858 -------------------------------------------------------------------------- */
860 NSView *view = FRAME_NS_VIEW (f);
863 FRAME_SAMPLE_VISIBILITY (f);
864 if (FRAME_VISIBLE_P (f))
866 [[view window] makeKeyAndOrderFront: NSApp];
873 ns_lower_frame (struct frame *f)
874 /* --------------------------------------------------------------------------
876 -------------------------------------------------------------------------- */
878 NSView *view = FRAME_NS_VIEW (f);
881 [[view window] orderBack: NSApp];
887 ns_frame_raise_lower (struct frame *f, int raise)
888 /* --------------------------------------------------------------------------
890 -------------------------------------------------------------------------- */
892 NSTRACE (ns_frame_raise_lower);
902 ns_frame_rehighlight (struct frame *frame)
903 /* --------------------------------------------------------------------------
904 External (hook): called on things like window switching within frame
905 -------------------------------------------------------------------------- */
907 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (frame);
908 struct frame *old_highlight = dpyinfo->x_highlight_frame;
910 NSTRACE (ns_frame_rehighlight);
911 if (dpyinfo->x_focus_frame)
913 dpyinfo->x_highlight_frame
914 = (FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
915 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
916 : dpyinfo->x_focus_frame);
917 if (!FRAME_LIVE_P (dpyinfo->x_highlight_frame))
919 FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame) = Qnil;
920 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame;
924 dpyinfo->x_highlight_frame = 0;
926 if (dpyinfo->x_highlight_frame &&
927 dpyinfo->x_highlight_frame != old_highlight)
931 x_update_cursor (old_highlight, 1);
932 x_set_frame_alpha (old_highlight);
934 if (dpyinfo->x_highlight_frame)
936 x_update_cursor (dpyinfo->x_highlight_frame, 1);
937 x_set_frame_alpha (dpyinfo->x_highlight_frame);
944 x_make_frame_visible (struct frame *f)
945 /* --------------------------------------------------------------------------
946 External: Show the window (X11 semantics)
947 -------------------------------------------------------------------------- */
949 NSTRACE (x_make_frame_visible);
950 /* XXX: at some points in past this was not needed, as the only place that
951 called this (frame.c:Fraise_frame ()) also called raise_lower;
952 if this ends up the case again, comment this out again. */
953 if (!FRAME_VISIBLE_P (f))
955 f->async_visible = 1;
962 x_make_frame_invisible (struct frame *f)
963 /* --------------------------------------------------------------------------
964 External: Hide the window (X11 semantics)
965 -------------------------------------------------------------------------- */
967 NSView * view = FRAME_NS_VIEW (f);
968 NSTRACE (x_make_frame_invisible);
970 [[view window] orderOut: NSApp];
971 f->async_visible = 0;
972 f->async_iconified = 0;
977 x_iconify_frame (struct frame *f)
978 /* --------------------------------------------------------------------------
979 External: Iconify window
980 -------------------------------------------------------------------------- */
982 NSView * view = FRAME_NS_VIEW (f);
983 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
984 NSTRACE (x_iconify_frame);
987 if (dpyinfo->x_highlight_frame == f)
988 dpyinfo->x_highlight_frame = 0;
990 if ([[view window] windowNumber] <= 0)
992 /* the window is still deferred. Make it very small, bring it
993 on screen and order it out. */
994 NSRect s = { { 100, 100}, {0, 0} };
996 t = [[view window] frame];
997 [[view window] setFrame: s display: NO];
998 [[view window] orderBack: NSApp];
999 [[view window] orderOut: NSApp];
1000 [[view window] setFrame: t display: NO];
1002 [[view window] miniaturize: NSApp];
1007 x_destroy_window (struct frame *f)
1008 /* --------------------------------------------------------------------------
1009 External: Delete the window
1010 -------------------------------------------------------------------------- */
1012 NSView *view = FRAME_NS_VIEW (f);
1013 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
1014 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
1015 NSTRACE (x_destroy_window);
1018 [(EmacsView *)view setWindowClosing: YES]; /* may not have been informed */
1022 free_frame_menubar (f);
1024 if (FRAME_FACE_CACHE (f))
1025 free_frame_faces (f);
1027 if (f == dpyinfo->x_focus_frame)
1028 dpyinfo->x_focus_frame = 0;
1029 if (f == dpyinfo->x_highlight_frame)
1030 dpyinfo->x_highlight_frame = 0;
1031 if (f == hlinfo->mouse_face_mouse_frame)
1033 hlinfo->mouse_face_beg_row = hlinfo->mouse_face_beg_col = -1;
1034 hlinfo->mouse_face_end_row = hlinfo->mouse_face_end_col = -1;
1035 hlinfo->mouse_face_window = Qnil;
1036 hlinfo->mouse_face_deferred_gc = 0;
1037 hlinfo->mouse_face_mouse_frame = 0;
1040 xfree (f->output_data.ns);
1042 [[view window] close];
1051 x_set_offset (struct frame *f, int xoff, int yoff, int change_grav)
1052 /* --------------------------------------------------------------------------
1053 External: Position the window
1054 -------------------------------------------------------------------------- */
1056 NSView *view = FRAME_NS_VIEW (f);
1057 NSArray *screens = [NSScreen screens];
1058 NSScreen *fscreen = [screens objectAtIndex: 0];
1059 NSScreen *screen = [[view window] screen];
1061 NSTRACE (x_set_offset);
1068 if (view != nil && screen && fscreen)
1070 f->left_pos = f->size_hint_flags & XNegative
1071 ? [screen visibleFrame].size.width + f->left_pos - FRAME_PIXEL_WIDTH (f)
1073 /* We use visibleFrame here to take menu bar into account.
1074 Ideally we should also adjust left/top with visibleFrame.origin. */
1076 f->top_pos = f->size_hint_flags & YNegative
1077 ? ([screen visibleFrame].size.height + f->top_pos
1078 - FRAME_PIXEL_HEIGHT (f) - FRAME_NS_TITLEBAR_HEIGHT (f)
1079 - FRAME_TOOLBAR_HEIGHT (f))
1081 #ifdef NS_IMPL_GNUSTEP
1082 if (f->left_pos < 100)
1083 f->left_pos = 100; /* don't overlap menu */
1085 /* Constrain the setFrameTopLeftPoint so we don't move behind the
1087 f->output_data.ns->dont_constrain = 0;
1088 [[view window] setFrameTopLeftPoint:
1089 NSMakePoint (SCREENMAXBOUND (f->left_pos),
1090 SCREENMAXBOUND ([fscreen frame].size.height
1091 - NS_TOP_POS (f)))];
1092 f->size_hint_flags &= ~(XNegative|YNegative);
1100 x_set_window_size (struct frame *f, int change_grav, int cols, int rows)
1101 /* --------------------------------------------------------------------------
1102 Adjust window pixel size based on given character grid size
1103 Impl is a bit more complex than other terms, need to do some
1105 -------------------------------------------------------------------------- */
1107 EmacsView *view = FRAME_NS_VIEW (f);
1108 EmacsToolbar *toolbar = [view toolbar];
1109 NSWindow *window = [view window];
1110 NSRect wr = [window frame];
1111 int tb = FRAME_EXTERNAL_TOOL_BAR (f);
1112 int pixelwidth, pixelheight;
1113 static int oldRows, oldCols, oldFontWidth, oldFontHeight;
1115 static struct frame *oldF;
1117 NSTRACE (x_set_window_size);
1121 && rows == oldRows && cols == oldCols
1122 && oldFontWidth == FRAME_COLUMN_WIDTH (f)
1123 && oldFontHeight == FRAME_LINE_HEIGHT (f)
1127 /*fprintf (stderr, "\tsetWindowSize: %d x %d, font size %d x %d\n", cols, rows, FRAME_COLUMN_WIDTH (f), FRAME_LINE_HEIGHT (f)); */
1131 check_frame_size (f, &rows, &cols);
1135 oldFontWidth = FRAME_COLUMN_WIDTH (f);
1136 oldFontHeight = FRAME_LINE_HEIGHT (f);
1139 f->scroll_bar_actual_width = NS_SCROLL_BAR_WIDTH (f);
1140 compute_fringe_widths (f, 0);
1142 pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols);
1143 pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows);
1145 /* If we have a toolbar, take its height into account. */
1147 /* NOTE: previously this would generate wrong result if toolbar not
1148 yet displayed and fixing toolbar_height=32 helped, but
1149 now (200903) seems no longer needed */
1150 FRAME_TOOLBAR_HEIGHT (f) =
1151 NSHeight ([window frameRectForContentRect: NSMakeRect (0, 0, 0, 0)])
1152 - FRAME_NS_TITLEBAR_HEIGHT (f);
1154 FRAME_TOOLBAR_HEIGHT (f) = 0;
1156 wr.size.width = pixelwidth + f->border_width;
1157 wr.size.height = pixelheight + FRAME_NS_TITLEBAR_HEIGHT (f)
1158 + FRAME_TOOLBAR_HEIGHT (f);
1160 /* Do not try to constrain to this screen. We may have multiple
1161 screens, and want Emacs to span those. Constraining to screen
1162 prevents that, and that is not nice to the user. */
1163 if (f->output_data.ns->zooming)
1164 f->output_data.ns->zooming = 0;
1166 wr.origin.y += FRAME_PIXEL_HEIGHT (f) - pixelheight;
1168 [view setRows: rows andColumns: cols];
1169 [window setFrame: wr display: YES];
1171 /*fprintf (stderr, "\tx_set_window_size %d, %d\t%d, %d\n", cols, rows, pixelwidth, pixelheight); */
1173 /* This is a trick to compensate for Emacs' managing the scrollbar area
1174 as a fixed number of standard character columns. Instead of leaving
1175 blank space for the extra, we chopped it off above. Now for
1176 left-hand scrollbars, we shift all rendering to the left by the
1177 difference between the real width and Emacs' imagined one. For
1178 right-hand bars, don't worry about it since the extra is never used.
1179 (Obviously doesn't work for vertically split windows tho..) */
1181 NSPoint origin = FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)
1182 ? NSMakePoint (FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f)
1183 - NS_SCROLL_BAR_WIDTH (f), 0)
1184 : NSMakePoint (0, 0);
1185 [view setFrame: NSMakeRect (0, 0, pixelwidth, pixelheight)];
1186 [view setBoundsOrigin: origin];
1189 change_frame_size (f, rows, cols, 0, 1, 0); /* pretend, delay, safe */
1190 FRAME_PIXEL_WIDTH (f) = pixelwidth;
1191 FRAME_PIXEL_HEIGHT (f) = pixelheight;
1192 /* SET_FRAME_GARBAGED (f); // this short-circuits expose call in drawRect */
1194 mark_window_cursors_off (XWINDOW (f->root_window));
1195 cancel_mouse_face (f);
1202 /* ==========================================================================
1206 ========================================================================== */
1210 ns_lookup_indexed_color (unsigned long idx, struct frame *f)
1212 struct ns_color_table *color_table = FRAME_NS_DISPLAY_INFO (f)->color_table;
1213 if (idx < 1 || idx >= color_table->avail)
1215 return color_table->colors[idx];
1220 ns_index_color (NSColor *color, struct frame *f)
1222 struct ns_color_table *color_table = FRAME_NS_DISPLAY_INFO (f)->color_table;
1226 if (!color_table->colors)
1228 color_table->size = NS_COLOR_CAPACITY;
1229 color_table->avail = 1; /* skip idx=0 as marker */
1231 = (NSColor **)xmalloc (color_table->size * sizeof (NSColor *));
1232 color_table->colors[0] = nil;
1233 color_table->empty_indices = [[NSMutableSet alloc] init];
1236 /* do we already have this color ? */
1239 for (i = 1; i < color_table->avail; i++)
1241 if (color_table->colors[i] && [color_table->colors[i] isEqual: color])
1243 [color_table->colors[i] retain];
1249 if ([color_table->empty_indices count] > 0)
1251 index = [color_table->empty_indices anyObject];
1252 [color_table->empty_indices removeObject: index];
1253 idx = [index unsignedIntValue];
1257 if (color_table->avail == color_table->size)
1259 color_table->size += NS_COLOR_CAPACITY;
1261 = (NSColor **)xrealloc (color_table->colors,
1262 color_table->size * sizeof (NSColor *));
1264 idx = color_table->avail++;
1267 color_table->colors[idx] = color;
1269 /*fprintf(stderr, "color_table: allocated %d\n",idx);*/
1275 ns_free_indexed_color (unsigned long idx, struct frame *f)
1277 struct ns_color_table *color_table;
1284 color_table = FRAME_NS_DISPLAY_INFO (f)->color_table;
1286 if (idx <= 0 || idx >= color_table->size) {
1287 message1("ns_free_indexed_color: Color index out of range.\n");
1291 index = [NSNumber numberWithUnsignedInt: idx];
1292 if ([color_table->empty_indices containsObject: index]) {
1293 message1("ns_free_indexed_color: attempt to free already freed color.\n");
1297 color = color_table->colors[idx];
1299 color_table->colors[idx] = nil;
1300 [color_table->empty_indices addObject: [NSNumber numberWithUnsignedInt: idx]];
1301 /*fprintf(stderr, "color_table: FREED %d\n",idx);*/
1306 ns_get_color (const char *name, NSColor **col)
1307 /* --------------------------------------------------------------------------
1309 -------------------------------------------------------------------------- */
1310 /* On *Step, we attempt to mimic the X11 platform here, down to installing an
1311 X11 rgb.txt-compatible color list in Emacs.clr (see ns_term_init()).
1312 See: http://thread.gmane.org/gmane.emacs.devel/113050/focus=113272). */
1315 static char hex[20];
1317 float r = -1.0, g, b;
1318 NSString *nsname = [NSString stringWithUTF8String: name];
1320 /*fprintf (stderr, "ns_get_color: '%s'\n", name); */
1323 if ([nsname isEqualToString: @"ns_selection_color"])
1325 nsname = ns_selection_color;
1326 name = [ns_selection_color UTF8String];
1329 /* First, check for some sort of numeric specification. */
1332 if (name[0] == '0' || name[0] == '1' || name[0] == '.') /* RGB decimal */
1334 NSScanner *scanner = [NSScanner scannerWithString: nsname];
1335 [scanner scanFloat: &r];
1336 [scanner scanFloat: &g];
1337 [scanner scanFloat: &b];
1339 else if (!strncmp(name, "rgb:", 4)) /* A newer X11 format -- rgb:r/g/b */
1341 strncpy (hex, name + 4, 19);
1343 scaling = (strlen(hex) - 2) / 3;
1345 else if (name[0] == '#') /* An old X11 format; convert to newer */
1347 int len = (strlen(name) - 1);
1348 int start = (len % 3 == 0) ? 1 : len / 4 + 1;
1350 scaling = strlen(name+start) / 3;
1351 for (i=0; i<3; i++) {
1352 strncpy(hex + i * (scaling + 1), name + start + i * scaling, scaling);
1353 hex[(i+1) * (scaling + 1) - 1] = '/';
1355 hex[3 * (scaling + 1) - 1] = '\0';
1361 float fscale = scaling == 4 ? 65535.0 : (scaling == 2 ? 255.0 : 15.0);
1362 if (sscanf (hex, "%x/%x/%x", &rr, &gg, &bb))
1372 *col = [NSColor colorWithCalibratedRed: r green: g blue: b alpha: 1.0];
1377 /* Otherwise, color is expected to be from a list */
1379 NSEnumerator *lenum, *cenum;
1383 #ifdef NS_IMPL_GNUSTEP
1384 /* XXX: who is wrong, the requestor or the implementation? */
1385 if ([nsname compare: @"Highlight" options: NSCaseInsensitiveSearch]
1387 nsname = @"highlightColor";
1390 lenum = [[NSColorList availableColorLists] objectEnumerator];
1391 while ( (clist = [lenum nextObject]) && new == nil)
1393 cenum = [[clist allKeys] objectEnumerator];
1394 while ( (name = [cenum nextObject]) && new == nil )
1396 if ([name compare: nsname
1397 options: NSCaseInsensitiveSearch] == NSOrderedSame )
1398 new = [clist colorWithKey: name];
1404 *col = [new colorUsingColorSpaceName: NSCalibratedRGBColorSpace];
1411 ns_get_color_default (const char *name, NSColor *dflt)
1412 /* --------------------------------------------------------------------------
1413 Parse a color or use a default value
1414 -------------------------------------------------------------------------- */
1418 if (ns_get_color (name, &col))
1426 ns_lisp_to_color (Lisp_Object color, NSColor **col)
1427 /* --------------------------------------------------------------------------
1428 Convert a Lisp string object to a NS color
1429 -------------------------------------------------------------------------- */
1431 NSTRACE (ns_lisp_to_color);
1432 if (STRINGP (color))
1433 return ns_get_color (SDATA (color), col);
1434 else if (SYMBOLP (color))
1435 return ns_get_color (SDATA (SYMBOL_NAME (color)), col);
1441 ns_color_to_lisp (NSColor *col)
1442 /* --------------------------------------------------------------------------
1443 Convert a color to a lisp string with the RGB equivalent
1444 -------------------------------------------------------------------------- */
1446 CGFloat red, green, blue, alpha, gray;
1449 NSTRACE (ns_color_to_lisp);
1452 if ([[col colorSpaceName] isEqualToString: NSNamedColorSpace])
1454 if ((str =[[col colorNameComponent] UTF8String]))
1457 return build_string ((char *)str);
1460 [[col colorUsingColorSpaceName: NSCalibratedRGBColorSpace]
1461 getRed: &red green: &green blue: &blue alpha: &alpha];
1462 if (red ==green && red ==blue)
1464 [[col colorUsingColorSpaceName: NSCalibratedWhiteColorSpace]
1465 getWhite: &gray alpha: &alpha];
1466 snprintf (buf, sizeof (buf), "#%2.2lx%2.2lx%2.2lx",
1467 lrint (gray * 0xff), lrint (gray * 0xff), lrint (gray * 0xff));
1469 return build_string (buf);
1472 snprintf (buf, sizeof (buf), "#%2.2lx%2.2lx%2.2lx",
1473 lrint (red*0xff), lrint (green*0xff), lrint (blue*0xff));
1476 return build_string (buf);
1481 ns_query_color(void *col, XColor *color_def, int setPixel)
1482 /* --------------------------------------------------------------------------
1483 Get ARGB values out of NSColor col and put them into color_def.
1484 If setPixel, set the pixel to a concatenated version.
1485 and set color_def pixel to the resulting index.
1486 -------------------------------------------------------------------------- */
1490 [((NSColor *)col) getRed: &r green: &g blue: &b alpha: &a];
1491 color_def->red = r * 65535;
1492 color_def->green = g * 65535;
1493 color_def->blue = b * 65535;
1495 if (setPixel == YES)
1497 = ARGB_TO_ULONG((int)(a*255),
1498 (int)(r*255), (int)(g*255), (int)(b*255));
1503 ns_defined_color (struct frame *f,
1508 /* --------------------------------------------------------------------------
1509 Return 1 if named color found, and set color_def rgb accordingly.
1510 If makeIndex and alloc are nonzero put the color in the color_table,
1511 and set color_def pixel to the resulting index.
1512 If makeIndex is zero, set color_def pixel to ARGB.
1513 Return 0 if not found
1514 -------------------------------------------------------------------------- */
1517 NSTRACE (ns_defined_color);
1520 if (ns_get_color (name, &col) != 0) /* Color not found */
1525 if (makeIndex && alloc)
1526 color_def->pixel = ns_index_color (col, f);
1527 ns_query_color (col, color_def, !makeIndex);
1534 ns_get_rgb_color (struct frame *f, float r, float g, float b, float a)
1535 /* --------------------------------------------------------------------------
1536 return an autoreleased RGB color
1537 -------------------------------------------------------------------------- */
1539 /*static int c = 1; fprintf (stderr, "color request %d\n", c++); */
1540 if (r < 0.0) r = 0.0;
1541 else if (r > 1.0) r = 1.0;
1542 if (g < 0.0) g = 0.0;
1543 else if (g > 1.0) g = 1.0;
1544 if (b < 0.0) b = 0.0;
1545 else if (b > 1.0) b = 1.0;
1546 if (a < 0.0) a = 0.0;
1547 else if (a > 1.0) a = 1.0;
1548 return (unsigned long) ns_index_color(
1549 [NSColor colorWithCalibratedRed: r green: g blue: b alpha: a], f);
1554 x_set_frame_alpha (struct frame *f)
1555 /* --------------------------------------------------------------------------
1556 change the entire-frame transparency
1557 -------------------------------------------------------------------------- */
1559 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
1560 EmacsView *view = FRAME_NS_VIEW (f);
1562 double alpha_min = 1.0;
1564 if (dpyinfo->x_highlight_frame == f)
1565 alpha = f->alpha[0];
1567 alpha = f->alpha[1];
1569 if (FLOATP (Vframe_alpha_lower_limit))
1570 alpha_min = XFLOAT_DATA (Vframe_alpha_lower_limit);
1571 else if (INTEGERP (Vframe_alpha_lower_limit))
1572 alpha_min = (XINT (Vframe_alpha_lower_limit)) / 100.0;
1576 else if (1.0 < alpha)
1578 else if (0.0 <= alpha && alpha < alpha_min && alpha_min <= 1.0)
1581 #ifdef NS_IMPL_COCOA
1582 [[view window] setAlphaValue: alpha];
1587 /* ==========================================================================
1591 ========================================================================== */
1595 x_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y)
1596 /* --------------------------------------------------------------------------
1597 Programmatically reposition mouse pointer in pixel coordinates
1598 -------------------------------------------------------------------------- */
1600 NSTRACE (x_set_mouse_pixel_position);
1603 /* FIXME: this does not work, and what about GNUstep? */
1604 #ifdef NS_IMPL_COCOA
1605 [FRAME_NS_VIEW (f) lockFocus];
1606 PSsetmouse ((float)pix_x, (float)pix_y);
1607 [FRAME_NS_VIEW (f) unlockFocus];
1614 x_set_mouse_position (struct frame *f, int h, int v)
1615 /* --------------------------------------------------------------------------
1616 Programmatically reposition mouse pointer in character coordinates
1617 -------------------------------------------------------------------------- */
1621 pix_x = FRAME_COL_TO_PIXEL_X (f, h) + FRAME_COLUMN_WIDTH (f) / 2;
1622 pix_y = FRAME_LINE_TO_PIXEL_Y (f, v) + FRAME_LINE_HEIGHT (f) / 2;
1624 if (pix_x < 0) pix_x = 0;
1625 if (pix_x > FRAME_PIXEL_WIDTH (f)) pix_x = FRAME_PIXEL_WIDTH (f);
1627 if (pix_y < 0) pix_y = 0;
1628 if (pix_y > FRAME_PIXEL_HEIGHT (f)) pix_y = FRAME_PIXEL_HEIGHT (f);
1630 x_set_mouse_pixel_position (f, pix_x, pix_y);
1635 note_mouse_movement (struct frame *frame, float x, float y)
1636 /* ------------------------------------------------------------------------
1637 Called by EmacsView on mouseMovement events. Passes on
1638 to emacs mainstream code if we moved off of a rect of interest
1639 known as last_mouse_glyph.
1640 ------------------------------------------------------------------------ */
1642 // NSTRACE (note_mouse_movement);
1644 XSETFRAME (last_mouse_motion_frame, frame);
1646 /* Note, this doesn't get called for enter/leave, since we don't have a
1647 position. Those are taken care of in the corresponding NSView methods. */
1649 /* has movement gone beyond last rect we were tracking? */
1650 if (x < last_mouse_glyph.origin.x ||
1651 x >= (last_mouse_glyph.origin.x + last_mouse_glyph.size.width) ||
1652 y < last_mouse_glyph.origin.y ||
1653 y >= (last_mouse_glyph.origin.y + last_mouse_glyph.size.height))
1655 ns_update_begin(frame);
1656 frame->mouse_moved = 1;
1657 note_mouse_highlight (frame, x, y);
1658 remember_mouse_glyph (frame, x, y, &last_mouse_glyph);
1659 ns_update_end(frame);
1668 ns_mouse_position (struct frame **fp, int insist, Lisp_Object *bar_window,
1669 enum scroll_bar_part *part, Lisp_Object *x, Lisp_Object *y,
1670 unsigned long *time)
1671 /* --------------------------------------------------------------------------
1672 External (hook): inform emacs about mouse position and hit parts.
1673 If a scrollbar is being dragged, set bar_window, part, x, y, time.
1674 x & y should be position in the scrollbar (the whole bar, not the handle)
1675 and length of scrollbar respectively
1676 -------------------------------------------------------------------------- */
1681 Lisp_Object frame, tail;
1683 struct ns_display_info *dpyinfo;
1685 NSTRACE (ns_mouse_position);
1689 fprintf (stderr, "Warning: ns_mouse_position () called with null *fp.\n");
1693 dpyinfo = FRAME_NS_DISPLAY_INFO (*fp);
1697 if (last_mouse_scroll_bar != nil && insist == 0)
1699 /* TODO: we do not use this path at the moment because drag events will
1700 go directly to the EmacsScroller. Leaving code in for now. */
1701 [last_mouse_scroll_bar getMouseMotionPart: (int *)part window: bar_window
1703 if (time) *time = last_mouse_movement_time;
1704 last_mouse_scroll_bar = nil;
1708 /* Clear the mouse-moved flag for every frame on this display. */
1709 FOR_EACH_FRAME (tail, frame)
1710 if (FRAME_NS_P (XFRAME (frame))
1711 && FRAME_NS_DISPLAY (XFRAME (frame)) == FRAME_NS_DISPLAY (*fp))
1712 XFRAME (frame)->mouse_moved = 0;
1714 last_mouse_scroll_bar = nil;
1715 if (last_mouse_frame && FRAME_LIVE_P (last_mouse_frame))
1716 f = last_mouse_frame;
1718 f = dpyinfo->x_focus_frame ? dpyinfo->x_focus_frame
1719 : SELECTED_FRAME ();
1721 if (f && f->output_data.ns) /* TODO: 2nd check no longer needed? */
1723 view = FRAME_NS_VIEW (*fp);
1725 position = [[view window] mouseLocationOutsideOfEventStream];
1726 position = [view convertPoint: position fromView: nil];
1727 remember_mouse_glyph (f, position.x, position.y, &last_mouse_glyph);
1728 /*fprintf (stderr, "ns_mouse_position: %.0f, %.0f\n", position.x, position.y); */
1730 if (bar_window) *bar_window = Qnil;
1731 if (part) *part = 0; /*scroll_bar_handle; */
1733 if (x) XSETINT (*x, lrint (position.x));
1734 if (y) XSETINT (*y, lrint (position.y));
1735 if (time) *time = last_mouse_movement_time;
1745 ns_frame_up_to_date (struct frame *f)
1746 /* --------------------------------------------------------------------------
1747 External (hook): Fix up mouse highlighting right after a full update.
1748 Some highlighting was deferred if GC was happening during
1749 note_mouse_highlight (), while other highlighting was deferred for update.
1750 -------------------------------------------------------------------------- */
1752 NSTRACE (ns_frame_up_to_date);
1756 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
1757 if ((hlinfo->mouse_face_deferred_gc || f ==hlinfo->mouse_face_mouse_frame)
1758 /*&& hlinfo->mouse_face_mouse_frame*/)
1762 if (hlinfo->mouse_face_mouse_frame)
1763 note_mouse_highlight (hlinfo->mouse_face_mouse_frame,
1764 hlinfo->mouse_face_mouse_x,
1765 hlinfo->mouse_face_mouse_y);
1766 hlinfo->mouse_face_deferred_gc = 0;
1775 ns_define_frame_cursor (struct frame *f, Cursor cursor)
1776 /* --------------------------------------------------------------------------
1777 External (RIF): set frame mouse pointer type.
1778 -------------------------------------------------------------------------- */
1780 NSTRACE (ns_define_frame_cursor);
1781 if (FRAME_POINTER_TYPE (f) != cursor)
1783 EmacsView *view = FRAME_NS_VIEW (f);
1784 FRAME_POINTER_TYPE (f) = cursor;
1785 [[view window] invalidateCursorRectsForView: view];
1786 /* Redisplay assumes this function also draws the changed frame
1787 cursor, but this function doesn't, so do it explicitly. */
1788 x_update_cursor (f, 1);
1794 /* ==========================================================================
1798 ========================================================================== */
1802 ns_convert_key (unsigned code)
1803 /* --------------------------------------------------------------------------
1804 Internal call used by NSView-keyDown.
1805 -------------------------------------------------------------------------- */
1807 const unsigned last_keysym = (sizeof (convert_ns_to_X_keysym)
1808 / sizeof (convert_ns_to_X_keysym[0]));
1810 /* An array would be faster, but less easy to read. */
1811 for (keysym = 0; keysym < last_keysym; keysym += 2)
1812 if (code == convert_ns_to_X_keysym[keysym])
1813 return 0xFF00 | convert_ns_to_X_keysym[keysym+1];
1815 /* if decide to use keyCode and Carbon table, use this line:
1816 return code > 0xff ? 0 : 0xFF00 | ns_keycode_to_xkeysym_table[code]; */
1821 x_get_keysym_name (int keysym)
1822 /* --------------------------------------------------------------------------
1823 Called by keyboard.c. Not sure if the return val is important, except
1825 -------------------------------------------------------------------------- */
1827 static char value[16];
1828 NSTRACE (x_get_keysym_name);
1829 sprintf (value, "%d", keysym);
1835 /* ==========================================================================
1837 Block drawing operations
1839 ========================================================================== */
1843 ns_redraw_scroll_bars (struct frame *f)
1847 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
1848 NSTRACE (ns_judge_scroll_bars);
1849 for (i =[subviews count]-1; i >= 0; i--)
1851 view = [subviews objectAtIndex: i];
1852 if (![view isKindOfClass: [EmacsScroller class]]) continue;
1859 ns_clear_frame (struct frame *f)
1860 /* --------------------------------------------------------------------------
1861 External (hook): Erase the entire frame
1862 -------------------------------------------------------------------------- */
1864 NSView *view = FRAME_NS_VIEW (f);
1867 NSTRACE (ns_clear_frame);
1871 /* comes on initial frame because we have
1872 after-make-frame-functions = select-frame */
1873 if (!FRAME_DEFAULT_FACE (f))
1876 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f)));
1878 output_cursor.hpos = output_cursor.vpos = 0;
1879 output_cursor.x = -1;
1884 ns_focus (f, &r, 1);
1885 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (FRAME_DEFAULT_FACE (f)), f) set];
1889 #ifdef NS_IMPL_COCOA
1890 [[view window] display]; /* redraw resize handle */
1893 /* as of 2006/11 or so this is now needed */
1894 ns_redraw_scroll_bars (f);
1900 ns_clear_frame_area (struct frame *f, int x, int y, int width, int height)
1901 /* --------------------------------------------------------------------------
1902 External (RIF): Clear section of frame
1903 -------------------------------------------------------------------------- */
1905 NSRect r = NSMakeRect (x, y, width, height);
1906 NSView *view = FRAME_NS_VIEW (f);
1907 struct face *face = FRAME_DEFAULT_FACE (f);
1912 NSTRACE (ns_clear_frame_area);
1914 r = NSIntersectionRect (r, [view frame]);
1915 ns_focus (f, &r, 1);
1916 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), f) set];
1918 #ifdef NS_IMPL_COCOA
1920 /* clip out the resize handle */
1921 NSWindow *window = [FRAME_NS_VIEW (f) window];
1923 = [view convertRect: ns_resize_handle_rect (window) fromView: nil];
1925 ir = NSIntersectionRect (r, ir);
1926 if (NSIsEmptyRect (ir))
1932 #ifdef NS_IMPL_COCOA
1936 NSRect r1 = r, r2 = r; /* upper and lower non-intersecting */
1937 r1.size.height -= ir.size.height;
1938 r2.origin.y += r1.size.height;
1939 r2.size.width -= ir.size.width;
1940 r2.size.height = ir.size.height;
1953 ns_scroll_run (struct window *w, struct run *run)
1954 /* --------------------------------------------------------------------------
1955 External (RIF): Insert or delete n lines at line vpos
1956 -------------------------------------------------------------------------- */
1958 struct frame *f = XFRAME (w->frame);
1959 int x, y, width, height, from_y, to_y, bottom_y;
1961 NSTRACE (ns_scroll_run);
1963 /* begin copy from other terms */
1964 /* Get frame-relative bounding box of the text display area of W,
1965 without mode lines. Include in this box the left and right
1967 window_box (w, -1, &x, &y, &width, &height);
1969 from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y);
1970 to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y);
1971 bottom_y = y + height;
1975 /* Scrolling up. Make sure we don't copy part of the mode
1976 line at the bottom. */
1977 if (from_y + run->height > bottom_y)
1978 height = bottom_y - from_y;
1980 height = run->height;
1984 /* Scolling down. Make sure we don't copy over the mode line.
1986 if (to_y + run->height > bottom_y)
1987 height = bottom_y - to_y;
1989 height = run->height;
1991 /* end copy from other terms */
2002 NSRect srcRect = NSMakeRect (x, from_y, width, height);
2003 NSRect dstRect = NSMakeRect (x, to_y, width, height);
2004 NSPoint dstOrigin = NSMakePoint (x, to_y);
2006 ns_focus (f, &dstRect, 1);
2007 NSCopyBits (0, srcRect , dstOrigin);
2016 ns_after_update_window_line (struct glyph_row *desired_row)
2017 /* --------------------------------------------------------------------------
2018 External (RIF): preparatory to fringe update after text was updated
2019 -------------------------------------------------------------------------- */
2021 struct window *w = updated_window;
2025 NSTRACE (ns_after_update_window_line);
2027 /* begin copy from other terms */
2030 if (!desired_row->mode_line_p && !w->pseudo_window_p)
2031 desired_row->redraw_fringe_bitmaps_p = 1;
2033 /* When a window has disappeared, make sure that no rest of
2034 full-width rows stays visible in the internal border.
2035 Under NS this is drawn inside the fringes. */
2036 if (windows_or_buffers_changed
2037 && (f = XFRAME (w->frame),
2038 width = FRAME_INTERNAL_BORDER_WIDTH (f),
2040 && (height = desired_row->visible_height,
2043 int y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, desired_row->y));
2045 /* Internal border is drawn below the tool bar. */
2046 if (WINDOWP (f->tool_bar_window)
2047 && w == XWINDOW (f->tool_bar_window))
2049 /* end copy from other terms */
2052 if (!desired_row->full_width_p)
2054 int x1 = WINDOW_LEFT_SCROLL_BAR_AREA_WIDTH (w)
2055 + WINDOW_LEFT_FRINGE_WIDTH (w);
2056 int x2 = WINDOW_LEFT_SCROLL_BAR_AREA_WIDTH (w)
2057 + FRAME_PIXEL_WIDTH (f) - NS_SCROLL_BAR_WIDTH (f)
2058 - WINDOW_RIGHT_FRINGE_WIDTH (w)
2059 - FRAME_INTERNAL_BORDER_WIDTH (f);
2060 ns_clear_frame_area (f, x1, y, width, height);
2061 ns_clear_frame_area (f, x2, y, width, height);
2069 ns_shift_glyphs_for_insert (struct frame *f,
2070 int x, int y, int width, int height,
2072 /* --------------------------------------------------------------------------
2073 External (RIF): copy an area horizontally, don't worry about clearing src
2074 -------------------------------------------------------------------------- */
2076 NSRect srcRect = NSMakeRect (x, y, width, height);
2077 NSRect dstRect = NSMakeRect (x+shift_by, y, width, height);
2078 NSPoint dstOrigin = dstRect.origin;
2080 NSTRACE (ns_shift_glyphs_for_insert);
2082 ns_focus (f, &dstRect, 1);
2083 NSCopyBits (0, srcRect, dstOrigin);
2089 /* ==========================================================================
2091 Character encoding and metrics
2093 ========================================================================== */
2097 ns_compute_glyph_string_overhangs (struct glyph_string *s)
2098 /* --------------------------------------------------------------------------
2099 External (RIF); compute left/right overhang of whole string and set in s
2100 -------------------------------------------------------------------------- */
2102 struct face *face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2103 struct font *font = s->font; /*face->font; */
2107 struct font_metrics metrics;
2108 unsigned int codes[2];
2109 codes[0] = *(s->char2b);
2110 codes[1] = *(s->char2b + s->nchars - 1);
2112 font->driver->text_extents (font, codes, 2, &metrics);
2113 s->left_overhang = -metrics.lbearing;
2115 = metrics.rbearing > metrics.width
2116 ? metrics.rbearing - metrics.width : 0;
2120 s->left_overhang = 0;
2121 s->right_overhang = ((struct nsfont_info *)font)->ital ?
2122 FONT_HEIGHT (font) * 0.2 : 0;
2128 /* ==========================================================================
2130 Fringe and cursor drawing
2132 ========================================================================== */
2135 extern int max_used_fringe_bitmap;
2137 ns_draw_fringe_bitmap (struct window *w, struct glyph_row *row,
2138 struct draw_fringe_bitmap_params *p)
2139 /* --------------------------------------------------------------------------
2140 External (RIF); fringe-related
2141 -------------------------------------------------------------------------- */
2143 struct frame *f = XFRAME (WINDOW_FRAME (w));
2144 struct face *face = p->face;
2146 static EmacsImage **bimgs = NULL;
2147 static int nBimgs = 0;
2148 /* NS-specific: move internal border inside fringe */
2149 int x = p->bx < 0 ? p->x : p->bx;
2150 int wd = p->bx < 0 ? p->wd : p->nx;
2151 BOOL fringeOnVeryLeft
2152 = x - WINDOW_LEFT_SCROLL_BAR_COLS (w) * WINDOW_FRAME_COLUMN_WIDTH (w)
2153 - FRAME_INTERNAL_BORDER_WIDTH (f) < 10;
2154 BOOL fringeOnVeryRight
2155 = FRAME_PIXEL_WIDTH (f) - x - wd - FRAME_INTERNAL_BORDER_WIDTH (f)
2156 - WINDOW_RIGHT_SCROLL_BAR_COLS (w) * WINDOW_FRAME_COLUMN_WIDTH (w) < 10;
2157 int xAdjust = FRAME_INTERNAL_BORDER_WIDTH (f) *
2158 (fringeOnVeryLeft ? -1 : (fringeOnVeryRight ? 1 : 0));
2160 /* grow bimgs if needed */
2161 if (nBimgs < max_used_fringe_bitmap)
2163 EmacsImage **newBimgs
2164 = xmalloc (max_used_fringe_bitmap * sizeof (EmacsImage *));
2165 memset (newBimgs, 0, max_used_fringe_bitmap * sizeof (EmacsImage *));
2169 memcpy (newBimgs, bimgs, nBimgs * sizeof (EmacsImage *));
2174 nBimgs = max_used_fringe_bitmap;
2177 /* Must clip because of partially visible lines. */
2178 rowY = WINDOW_TO_FRAME_PIXEL_Y (w, row->y);
2179 ns_clip_to_row (w, row, -1, YES);
2181 if (p->bx >= 0 && !p->overlay_p)
2183 int yAdjust = rowY - FRAME_INTERNAL_BORDER_WIDTH (f) < 5 ?
2184 -FRAME_INTERNAL_BORDER_WIDTH (f) : 0;
2185 int yIncr = FRAME_PIXEL_HEIGHT (f) - (p->by+yAdjust + p->ny) < 5 ?
2186 FRAME_INTERNAL_BORDER_WIDTH (f) : 0
2187 + (yAdjust ? FRAME_INTERNAL_BORDER_WIDTH (f) : 0);
2188 NSRect r = NSMakeRect (p->bx+xAdjust, p->by+yAdjust, p->nx, p->ny+yIncr);
2190 [ns_lookup_indexed_color(face->background, f) set];
2196 NSRect r = NSMakeRect (p->x+xAdjust, p->y, p->wd, p->h);
2197 NSPoint pt = r.origin;
2198 EmacsImage *img = bimgs[p->which - 1];
2202 unsigned short *bits = p->bits + p->dh;
2203 int len = 8 * p->h/8;
2205 unsigned char *cbits = xmalloc (len);
2207 for (i =0; i<len; i++)
2208 cbits[i] = ~(bits[i] & 0xff);
2209 img = [[EmacsImage alloc] initFromXBM: cbits width: 8 height: p->h
2211 bimgs[p->which - 1] = img;
2216 /* Since we composite the bitmap instead of just blitting it, we need
2217 to erase the whole background. */
2218 [ns_lookup_indexed_color(face->background, f) set];
2221 [img setXBMColor: ns_lookup_indexed_color(face->foreground, f)];
2222 [img compositeToPoint: pt operation: NSCompositeSourceOver];
2229 ns_draw_window_cursor (struct window *w, struct glyph_row *glyph_row,
2230 int x, int y, int cursor_type, int cursor_width,
2231 int on_p, int active_p)
2232 /* --------------------------------------------------------------------------
2233 External call (RIF): draw cursor.
2234 Note that CURSOR_WIDTH is meaningful only for (h)bar cursors.
2235 -------------------------------------------------------------------------- */
2238 int fx, fy, h, cursor_height;
2239 struct frame *f = WINDOW_XFRAME (w);
2240 struct glyph *phys_cursor_glyph;
2242 struct glyph *cursor_glyph;
2244 NSColor *hollow_color = FRAME_BACKGROUND_COLOR (f);
2246 /* If cursor is out of bounds, don't draw garbage. This can happen
2247 in mini-buffer windows when switching between echo area glyphs
2250 NSTRACE (dumpcursor);
2255 w->phys_cursor_type = cursor_type;
2256 w->phys_cursor_on_p = on_p;
2258 if (cursor_type == NO_CURSOR)
2260 w->phys_cursor_width = 0;
2264 if ((phys_cursor_glyph = get_phys_cursor_glyph (w)) == NULL)
2266 if (glyph_row->exact_window_width_line_p
2267 && w->phys_cursor.hpos >= glyph_row->used[TEXT_AREA])
2269 glyph_row->cursor_in_fringe_p = 1;
2270 draw_fringe_bitmap (w, glyph_row, 0);
2275 /* We draw the cursor (with NSRectFill), then draw the glyph on top
2276 (other terminals do it the other way round). We must set
2277 w->phys_cursor_width to the cursor width. For bar cursors, that
2278 is CURSOR_WIDTH; for box cursors, it is the glyph width. */
2279 get_phys_cursor_geometry (w, glyph_row, phys_cursor_glyph, &fx, &fy, &h);
2281 /* The above get_phys_cursor_geometry call set w->phys_cursor_width
2282 to the glyph width; replace with CURSOR_WIDTH for (V)BAR cursors. */
2283 if (cursor_type == BAR_CURSOR)
2285 if (cursor_width < 1)
2286 cursor_width = max (FRAME_CURSOR_WIDTH (f), 1);
2287 w->phys_cursor_width = cursor_width;
2289 /* If we have an HBAR, "cursor_width" MAY specify height. */
2290 else if (cursor_type == HBAR_CURSOR)
2292 cursor_height = (cursor_width < 1) ? lrint (0.25 * h) : cursor_width;
2293 fy += h - cursor_height;
2297 r.origin.x = fx, r.origin.y = fy;
2299 r.size.width = w->phys_cursor_width;
2301 /* FIXME: if we overwrite the internal border area, it does not get erased;
2302 fix by truncating cursor, but better would be to erase properly */
2303 overspill = r.origin.x + r.size.width -
2304 WINDOW_TEXT_TO_FRAME_PIXEL_X (w, WINDOW_BOX_RIGHT_EDGE_X (w)
2305 - WINDOW_TOTAL_FRINGE_WIDTH (w) - FRAME_INTERNAL_BORDER_WIDTH (f));
2307 r.size.width -= overspill;
2309 /* TODO: only needed in rare cases with last-resort font in HELLO..
2310 should we do this more efficiently? */
2311 ns_clip_to_row (w, glyph_row, -1, NO); /* do ns_focus(f, &r, 1); if remove */
2314 face = FACE_FROM_ID (f, phys_cursor_glyph->face_id);
2315 if (face && NS_FACE_BACKGROUND (face)
2316 == ns_index_color (FRAME_CURSOR_COLOR (f), f))
2318 [ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), f) set];
2319 hollow_color = FRAME_CURSOR_COLOR (f);
2322 [FRAME_CURSOR_COLOR (f) set];
2324 #ifdef NS_IMPL_COCOA
2325 /* TODO: This makes drawing of cursor plus that of phys_cursor_glyph
2326 atomic. Cleaner ways of doing this should be investigated.
2327 One way would be to set a global variable DRAWING_CURSOR
2328 when making the call to draw_phys..(), don't focus in that
2329 case, then move the ns_unfocus() here after that call. */
2330 NSDisableScreenUpdates ();
2333 switch (cursor_type)
2337 case FILLED_BOX_CURSOR:
2340 case HOLLOW_BOX_CURSOR:
2343 NSRectFill (NSInsetRect (r, 1, 1));
2344 [FRAME_CURSOR_COLOR (f) set];
2351 /* If the character under cursor is R2L, draw the bar cursor
2352 on the right of its glyph, rather than on the left. */
2353 cursor_glyph = get_phys_cursor_glyph (w);
2354 if ((cursor_glyph->resolved_level & 1) != 0)
2355 s.origin.x += cursor_glyph->pixel_width - s.size.width;
2362 /* draw the character under the cursor */
2363 if (cursor_type != NO_CURSOR)
2364 draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR);
2366 #ifdef NS_IMPL_COCOA
2367 NSEnableScreenUpdates ();
2374 ns_draw_vertical_window_border (struct window *w, int x, int y0, int y1)
2375 /* --------------------------------------------------------------------------
2376 External (RIF): Draw a vertical line.
2377 -------------------------------------------------------------------------- */
2379 struct frame *f = XFRAME (WINDOW_FRAME (w));
2381 NSRect r = NSMakeRect (x, y0, 1, y1-y0);
2383 NSTRACE (ns_draw_vertical_window_border);
2385 face = FACE_FROM_ID (f, VERTICAL_BORDER_FACE_ID);
2387 [ns_lookup_indexed_color(face->foreground, f) set];
2389 ns_focus (f, &r, 1);
2396 show_hourglass (struct atimer *timer)
2398 if (hourglass_shown_p)
2403 /* TODO: add NSProgressIndicator to selected frame (see macfns.c) */
2405 hourglass_shown_p = 1;
2411 hide_hourglass (void)
2413 if (!hourglass_shown_p)
2418 /* TODO: remove NSProgressIndicator from all frames */
2420 hourglass_shown_p = 0;
2426 /* ==========================================================================
2428 Glyph drawing operations
2430 ========================================================================== */
2433 static inline NSRect
2434 ns_fix_rect_ibw (NSRect r, int fibw, int frame_pixel_width)
2435 /* --------------------------------------------------------------------------
2436 Under NS we draw internal borders inside fringes, and want full-width
2437 rendering to go all the way to edge. This function makes that correction.
2438 -------------------------------------------------------------------------- */
2440 if (r.origin.y <= fibw+1)
2442 r.size.height += r.origin.y;
2445 if (r.origin.x <= fibw+1)
2447 r.size.width += r.origin.x;
2450 if (frame_pixel_width - (r.origin.x+r.size.width) <= fibw+1)
2451 r.size.width += fibw;
2458 ns_get_glyph_string_clip_rect (struct glyph_string *s, NativeRectangle *nr)
2459 /* --------------------------------------------------------------------------
2460 Wrapper utility to account for internal border width on full-width lines,
2461 and allow top full-width rows to hit the frame top. nr should be pointer
2462 to two successive NSRects. Number of rects actually used is returned.
2463 -------------------------------------------------------------------------- */
2465 int n = get_glyph_string_clip_rects (s, nr, 2);
2466 if (s->row->full_width_p)
2468 *nr = ns_fix_rect_ibw (*nr, FRAME_INTERNAL_BORDER_WIDTH (s->f),
2469 FRAME_PIXEL_WIDTH (s->f));
2471 *nr = ns_fix_rect_ibw (*(nr+1), FRAME_INTERNAL_BORDER_WIDTH (s->f),
2472 FRAME_PIXEL_WIDTH (s->f));
2479 ns_draw_box (NSRect r, float thickness, NSColor *col, char left_p, char right_p)
2480 /* --------------------------------------------------------------------------
2481 Draw an unfilled rect inside r, optionally leaving left and/or right open.
2482 Note we can't just use an NSDrawRect command, because of the possibility
2483 of some sides not being drawn, and because the rect will be filled.
2484 -------------------------------------------------------------------------- */
2490 s.size.height = thickness;
2492 s.origin.y += r.size.height - thickness;
2495 s.size.height = r.size.height;
2496 s.origin.y = r.origin.y;
2498 /* left, right (optional) */
2499 s.size.width = thickness;
2504 s.origin.x += r.size.width - thickness;
2511 ns_draw_relief (NSRect r, int thickness, char raised_p,
2512 char top_p, char bottom_p, char left_p, char right_p,
2513 struct glyph_string *s)
2514 /* --------------------------------------------------------------------------
2515 Draw a relief rect inside r, optionally leaving some sides open.
2516 Note we can't just use an NSDrawBezel command, because of the possibility
2517 of some sides not being drawn, and because the rect will be filled.
2518 -------------------------------------------------------------------------- */
2520 static NSColor *baseCol = nil, *lightCol = nil, *darkCol = nil;
2521 NSColor *newBaseCol = nil;
2524 NSTRACE (ns_draw_relief);
2528 if (s->face->use_box_color_for_shadows_p)
2530 newBaseCol = ns_lookup_indexed_color (s->face->box_color, s->f);
2532 /* else if (s->first_glyph->type == IMAGE_GLYPH
2534 && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0))
2536 newBaseCol = IMAGE_BACKGROUND (s->img, s->f, 0);
2540 newBaseCol = ns_lookup_indexed_color (s->face->background, s->f);
2543 if (newBaseCol == nil)
2544 newBaseCol = [NSColor grayColor];
2546 if (newBaseCol != baseCol) /* TODO: better check */
2549 baseCol = [newBaseCol retain];
2551 lightCol = [[baseCol highlightWithLevel: 0.2] retain];
2553 darkCol = [[baseCol shadowWithLevel: 0.3] retain];
2556 [(raised_p ? lightCol : darkCol) set];
2558 /* TODO: mitering. Using NSBezierPath doesn't work because of color switch. */
2561 sr.size.height = thickness;
2562 if (top_p) NSRectFill (sr);
2565 sr.size.height = r.size.height;
2566 sr.size.width = thickness;
2567 if (left_p) NSRectFill (sr);
2569 [(raised_p ? darkCol : lightCol) set];
2572 sr.size.width = r.size.width;
2573 sr.size.height = thickness;
2574 sr.origin.y += r.size.height - thickness;
2575 if (bottom_p) NSRectFill (sr);
2578 sr.size.height = r.size.height;
2579 sr.origin.y = r.origin.y;
2580 sr.size.width = thickness;
2581 sr.origin.x += r.size.width - thickness;
2582 if (right_p) NSRectFill (sr);
2587 ns_dumpglyphs_box_or_relief (struct glyph_string *s)
2588 /* --------------------------------------------------------------------------
2589 Function modeled after x_draw_glyph_string_box ().
2590 Sets up parameters for drawing.
2591 -------------------------------------------------------------------------- */
2593 int right_x, last_x;
2594 char left_p, right_p;
2595 struct glyph *last_glyph;
2600 if (s->hl == DRAW_MOUSE_FACE)
2602 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2604 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2609 thickness = face->box_line_width;
2611 NSTRACE (ns_dumpglyphs_box_or_relief);
2613 last_x = ((s->row->full_width_p && !s->w->pseudo_window_p)
2614 ? WINDOW_RIGHT_EDGE_X (s->w)
2615 : window_box_right (s->w, s->area));
2616 last_glyph = (s->cmp || s->img
2617 ? s->first_glyph : s->first_glyph + s->nchars-1);
2619 right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p
2620 ? last_x - 1 : min (last_x, s->x + s->background_width) - 1));
2622 left_p = (s->first_glyph->left_box_line_p
2623 || (s->hl == DRAW_MOUSE_FACE
2624 && (s->prev == NULL || s->prev->hl != s->hl)));
2625 right_p = (last_glyph->right_box_line_p
2626 || (s->hl == DRAW_MOUSE_FACE
2627 && (s->next == NULL || s->next->hl != s->hl)));
2629 r = NSMakeRect (s->x, s->y, right_x - s->x + 1, s->height);
2631 /* expand full-width row over internal borders */
2632 if (s->row->full_width_p)
2633 r = ns_fix_rect_ibw (r, FRAME_INTERNAL_BORDER_WIDTH (s->f),
2634 FRAME_PIXEL_WIDTH (s->f));
2636 /* TODO: Sometimes box_color is 0 and this seems wrong; should investigate. */
2637 if (s->face->box == FACE_SIMPLE_BOX && s->face->box_color)
2639 ns_draw_box (r, abs (thickness),
2640 ns_lookup_indexed_color (face->box_color, s->f),
2645 ns_draw_relief (r, abs (thickness), s->face->box == FACE_RAISED_BOX,
2646 1, 1, left_p, right_p, s);
2652 ns_maybe_dumpglyphs_background (struct glyph_string *s, char force_p)
2653 /* --------------------------------------------------------------------------
2654 Modeled after x_draw_glyph_string_background, which draws BG in
2655 certain cases. Others are left to the text rendering routine.
2656 -------------------------------------------------------------------------- */
2658 NSTRACE (ns_maybe_dumpglyphs_background);
2660 if (!s->background_filled_p/* || s->hl == DRAW_MOUSE_FACE*/)
2662 int box_line_width = max (s->face->box_line_width, 0);
2663 if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width
2664 || s->font_not_found_p || s->extends_to_end_of_line_p || force_p)
2667 if (s->hl == DRAW_MOUSE_FACE)
2669 face = FACE_FROM_ID (s->f,
2670 MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2672 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2675 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2677 [(NS_FACE_BACKGROUND (face) != 0
2678 ? ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f)
2679 : FRAME_BACKGROUND_COLOR (s->f)) set];
2682 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (s->f);
2683 [[dpyinfo->bitmaps[face->stipple-1].img stippleMask] set];
2686 if (s->hl != DRAW_CURSOR)
2688 NSRect r = NSMakeRect (s->x, s->y + box_line_width,
2689 s->background_width,
2690 s->height-2*box_line_width);
2692 /* expand full-width row over internal borders */
2693 if (s->row->full_width_p)
2695 int fibw = FRAME_INTERNAL_BORDER_WIDTH (s->f);
2696 if (r.origin.y <= fibw+1 + box_line_width)
2698 r.size.height += r.origin.y;
2701 if (r.origin.x <= fibw+1)
2703 r.size.width += 2*r.origin.x;
2706 if (FRAME_PIXEL_WIDTH (s->f) - (r.origin.x + r.size.width)
2708 r.size.width += fibw;
2714 s->background_filled_p = 1;
2721 ns_dumpglyphs_image (struct glyph_string *s, NSRect r)
2722 /* --------------------------------------------------------------------------
2723 Renders an image and associated borders.
2724 -------------------------------------------------------------------------- */
2726 EmacsImage *img = s->img->pixmap;
2727 int box_line_vwidth = max (s->face->box_line_width, 0);
2728 int x = s->x, y = s->ybase - image_ascent (s->img, s->face, &s->slice);
2729 int bg_x, bg_y, bg_height;
2735 NSTRACE (ns_dumpglyphs_image);
2737 if (s->face->box != FACE_NO_BOX
2738 && s->first_glyph->left_box_line_p && s->slice.x == 0)
2739 x += abs (s->face->box_line_width);
2742 bg_y = s->slice.y == 0 ? s->y : s->y + box_line_vwidth;
2743 bg_height = s->height;
2744 /* other terms have this, but was causing problems w/tabbar mode */
2745 /* - 2 * box_line_vwidth; */
2747 if (s->slice.x == 0) x += s->img->hmargin;
2748 if (s->slice.y == 0) y += s->img->vmargin;
2750 /* Draw BG: if we need larger area than image itself cleared, do that,
2751 otherwise, since we composite the image under NS (instead of mucking
2752 with its background color), we must clear just the image area. */
2753 if (s->hl == DRAW_MOUSE_FACE)
2755 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2757 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2760 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2762 if (s->hl == DRAW_CURSOR)
2763 [FRAME_CURSOR_COLOR (s->f) set];
2765 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f) set];
2767 if (bg_height > s->slice.height || s->img->hmargin || s->img->vmargin
2768 || s->img->mask || s->img->pixmap == 0 || s->width != s->background_width)
2770 br = NSMakeRect (bg_x, bg_y, s->background_width, bg_height);
2771 s->background_filled_p = 1;
2775 br = NSMakeRect (x, y, s->slice.width, s->slice.height);
2778 /* expand full-width row over internal borders */
2779 if (s->row->full_width_p)
2781 int fibw = FRAME_INTERNAL_BORDER_WIDTH (s->f);
2782 if (br.origin.y <= fibw+1 + box_line_vwidth)
2784 br.size.height += br.origin.y;
2787 if (br.origin.x <= fibw+1 + box_line_vwidth)
2789 br.size.width += br.origin.x;
2792 if (FRAME_PIXEL_WIDTH (s->f) - (br.origin.x + br.size.width) <= fibw+1)
2793 br.size.width += fibw;
2798 /* Draw the image.. do we need to draw placeholder if img ==nil? */
2800 [img compositeToPoint: NSMakePoint (x, y + s->slice.height)
2801 operation: NSCompositeSourceOver];
2803 /* Draw relief, if requested */
2804 if (s->img->relief || s->hl ==DRAW_IMAGE_RAISED || s->hl ==DRAW_IMAGE_SUNKEN)
2806 if (s->hl == DRAW_IMAGE_SUNKEN || s->hl == DRAW_IMAGE_RAISED)
2808 th = tool_bar_button_relief >= 0 ?
2809 tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF;
2810 raised_p = (s->hl == DRAW_IMAGE_RAISED);
2814 th = abs (s->img->relief);
2815 raised_p = (s->img->relief > 0);
2818 r.origin.x = x - th;
2819 r.origin.y = y - th;
2820 r.size.width = s->slice.width + 2*th-1;
2821 r.size.height = s->slice.height + 2*th-1;
2822 ns_draw_relief (r, th, raised_p,
2824 s->slice.y + s->slice.height == s->img->height,
2826 s->slice.x + s->slice.width == s->img->width, s);
2829 /* If there is no mask, the background won't be seen,
2830 so draw a rectangle on the image for the cursor.
2831 Do this for all images, getting trancparency right is not reliable. */
2832 if (s->hl == DRAW_CURSOR)
2834 int thickness = abs (s->img->relief);
2835 if (thickness == 0) thickness = 1;
2836 ns_draw_box (br, thickness, FRAME_CURSOR_COLOR (s->f), 1, 1);
2842 ns_dumpglyphs_stretch (struct glyph_string *s)
2848 if (!s->background_filled_p)
2850 n = ns_get_glyph_string_clip_rect (s, r);
2851 *r = NSMakeRect (s->x, s->y, s->background_width, s->height);
2855 if (!s->row->full_width_p)
2857 /* truncate to avoid overwriting fringe and/or scrollbar */
2858 int overrun = max (0, (s->x + s->background_width)
2859 - (WINDOW_BOX_RIGHT_EDGE_X (s->w)
2860 - WINDOW_RIGHT_FRINGE_WIDTH (s->w)));
2861 r[i].size.width -= overrun;
2863 /* XXX: Try to work between problem where a stretch glyph on
2864 a partially-visible bottom row will clear part of the
2865 modeline, and another where list-buffers headers and similar
2866 rows erroneously have visible_height set to 0. Not sure
2867 where this is coming from as other terms seem not to show. */
2868 r[i].size.height = min (s->height, s->row->visible_height);
2871 /* expand full-width rows over internal borders */
2874 r[i] = ns_fix_rect_ibw (r[i], FRAME_INTERNAL_BORDER_WIDTH (s->f),
2875 FRAME_PIXEL_WIDTH (s->f));
2878 /* NOTE: under NS this is NOT used to draw cursors, but we must avoid
2879 overwriting cursor (usually when cursor on a tab) */
2880 if (s->hl == DRAW_CURSOR)
2882 r[i].origin.x += s->width;
2883 r[i].size.width -= s->width;
2887 ns_focus (s->f, r, n);
2889 if (s->hl == DRAW_MOUSE_FACE)
2891 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2893 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2896 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2898 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f) set];
2903 s->background_filled_p = 1;
2909 ns_draw_glyph_string (struct glyph_string *s)
2910 /* --------------------------------------------------------------------------
2911 External (RIF): Main draw-text call.
2912 -------------------------------------------------------------------------- */
2914 /* TODO (optimize): focus for box and contents draw */
2917 char box_drawn_p = 0;
2919 NSTRACE (ns_draw_glyph_string);
2921 if (s->next && s->right_overhang && !s->for_overlaps/*&&s->hl!=DRAW_CURSOR*/)
2924 struct glyph_string *next;
2926 for (width = 0, next = s->next;
2927 next && width < s->right_overhang;
2928 width += next->width, next = next->next)
2929 if (next->first_glyph->type != IMAGE_GLYPH)
2931 if (next->first_glyph->type != STRETCH_GLYPH)
2933 n = ns_get_glyph_string_clip_rect (s->next, r);
2934 ns_focus (s->f, r, n);
2935 ns_maybe_dumpglyphs_background (s->next, 1);
2940 ns_dumpglyphs_stretch (s->next);
2942 next->num_clips = 0;
2946 if (!s->for_overlaps && s->face->box != FACE_NO_BOX
2947 && (s->first_glyph->type == CHAR_GLYPH
2948 || s->first_glyph->type == COMPOSITE_GLYPH))
2950 n = ns_get_glyph_string_clip_rect (s, r);
2951 ns_focus (s->f, r, n);
2952 ns_maybe_dumpglyphs_background (s, 1);
2953 ns_dumpglyphs_box_or_relief (s);
2958 switch (s->first_glyph->type)
2962 n = ns_get_glyph_string_clip_rect (s, r);
2963 ns_focus (s->f, r, n);
2964 ns_dumpglyphs_image (s, r[0]);
2969 ns_dumpglyphs_stretch (s);
2973 case COMPOSITE_GLYPH:
2974 n = ns_get_glyph_string_clip_rect (s, r);
2975 ns_focus (s->f, r, n);
2977 if (s->for_overlaps || (s->cmp_from > 0
2978 && ! s->first_glyph->u.cmp.automatic))
2979 s->background_filled_p = 1;
2981 ns_maybe_dumpglyphs_background
2982 (s, s->first_glyph->type == COMPOSITE_GLYPH);
2984 ns_tmp_flags = s->hl == DRAW_CURSOR ? NS_DUMPGLYPH_CURSOR :
2985 (s->hl == DRAW_MOUSE_FACE ? NS_DUMPGLYPH_MOUSEFACE :
2986 (s->for_overlaps ? NS_DUMPGLYPH_FOREGROUND :
2987 NS_DUMPGLYPH_NORMAL));
2988 ns_tmp_font = (struct nsfont_info *)s->face->font;
2989 if (ns_tmp_font == NULL)
2990 ns_tmp_font = (struct nsfont_info *)FRAME_FONT (s->f);
2992 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
2994 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
2995 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
2996 NS_FACE_FOREGROUND (s->face) = tmp;
2999 ns_tmp_font->font.driver->draw
3000 (s, 0, s->nchars, s->x, s->y,
3001 (ns_tmp_flags == NS_DUMPGLYPH_NORMAL && !s->background_filled_p)
3002 || ns_tmp_flags == NS_DUMPGLYPH_MOUSEFACE);
3004 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3006 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
3007 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
3008 NS_FACE_FOREGROUND (s->face) = tmp;
3014 case GLYPHLESS_GLYPH:
3015 n = ns_get_glyph_string_clip_rect (s, r);
3016 ns_focus (s->f, r, n);
3018 if (s->for_overlaps || (s->cmp_from > 0
3019 && ! s->first_glyph->u.cmp.automatic))
3020 s->background_filled_p = 1;
3022 ns_maybe_dumpglyphs_background
3023 (s, s->first_glyph->type == COMPOSITE_GLYPH);
3025 /* Not yet implemented. */
3034 /* Draw box if not done already. */
3035 if (!s->for_overlaps && !box_drawn_p && s->face->box != FACE_NO_BOX)
3037 n = ns_get_glyph_string_clip_rect (s, r);
3038 ns_focus (s->f, r, n);
3039 ns_dumpglyphs_box_or_relief (s);
3048 /* ==========================================================================
3052 ========================================================================== */
3056 ns_send_appdefined (int value)
3057 /* --------------------------------------------------------------------------
3058 Internal: post an appdefined event which EmacsApp-sendEvent will
3059 recognize and take as a command to halt the event loop.
3060 -------------------------------------------------------------------------- */
3062 /*NSTRACE (ns_send_appdefined); */
3064 /* Only post this event if we haven't already posted one. This will end
3065 the [NXApp run] main loop after having processed all events queued at
3067 if (send_appdefined)
3071 /* We only need one NX_APPDEFINED event to stop NXApp from running. */
3072 send_appdefined = NO;
3074 /* Don't need wakeup timer any more */
3077 [timed_entry invalidate];
3078 [timed_entry release];
3082 /* Ditto for file descriptor poller */
3085 [fd_entry invalidate];
3090 nxev = [NSEvent otherEventWithType: NSApplicationDefined
3091 location: NSMakePoint (0, 0)
3094 windowNumber: [[NSApp mainWindow] windowNumber]
3095 context: [NSApp context]
3100 /* Post an application defined event on the event queue. When this is
3101 received the [NXApp run] will return, thus having processed all
3102 events which are currently queued. */
3103 [NSApp postEvent: nxev atStart: NO];
3109 ns_read_socket (struct terminal *terminal, int expected,
3110 struct input_event *hold_quit)
3111 /* --------------------------------------------------------------------------
3112 External (hook): Post an event to ourself and keep reading events until
3113 we read it back again. In effect process all events which were waiting.
3114 From 21+ we have to manage the event buffer ourselves.
3115 -------------------------------------------------------------------------- */
3117 struct input_event ev;
3120 /* NSTRACE (ns_read_socket); */
3122 if (interrupt_input_blocked)
3124 interrupt_input_pending = 1;
3126 pending_signals = 1;
3131 interrupt_input_pending = 0;
3133 pending_signals = pending_atimers;
3137 n_emacs_events_pending = 0;
3140 q_event_ptr = hold_quit;
3142 /* we manage autorelease pools by allocate/reallocate each time around
3143 the loop; strict nesting is occasionally violated but seems not to
3144 matter.. earlier methods using full nesting caused major memory leaks */
3145 [outerpool release];
3146 outerpool = [[NSAutoreleasePool alloc] init];
3148 /* If have pending open-file requests, attend to the next one of those. */
3149 if (ns_pending_files && [ns_pending_files count] != 0
3150 && [(EmacsApp *)NSApp openFile: [ns_pending_files objectAtIndex: 0]])
3152 [ns_pending_files removeObjectAtIndex: 0];
3154 /* Deal with pending service requests. */
3155 else if (ns_pending_service_names && [ns_pending_service_names count] != 0
3157 NSApp fulfillService: [ns_pending_service_names objectAtIndex: 0]
3158 withArg: [ns_pending_service_args objectAtIndex: 0]])
3160 [ns_pending_service_names removeObjectAtIndex: 0];
3161 [ns_pending_service_args removeObjectAtIndex: 0];
3165 /* Run and wait for events. We must always send one NX_APPDEFINED event
3166 to ourself, otherwise [NXApp run] will never exit. */
3167 send_appdefined = YES;
3169 /* If called via ns_select, this is called once with expected=1,
3170 because we expect either the timeout or file descriptor activity.
3171 In this case the first event through will either be real input or
3172 one of these. read_avail_input() then calls once more with expected=0
3173 and in that case we need to return quickly if there is nothing.
3174 If we're being called outside of that, it's also OK to return quickly
3175 after one iteration through the event loop, since other terms do
3176 this and emacs expects it. */
3177 if (!(inNsSelect && expected))
3179 /* Post an application defined event on the event queue. When this is
3180 received the [NXApp run] will return, thus having processed all
3181 events which are currently queued, if any. */
3182 ns_send_appdefined (-1);
3188 nevents = n_emacs_events_pending;
3189 n_emacs_events_pending = 0;
3190 emacs_event = q_event_ptr = NULL;
3198 ns_select (int nfds, fd_set *readfds, fd_set *writefds,
3199 fd_set *exceptfds, struct timeval *timeout)
3200 /* --------------------------------------------------------------------------
3201 Replacement for select, checking for events
3202 -------------------------------------------------------------------------- */
3207 /* NSTRACE (ns_select); */
3209 if (NSApp == nil || inNsSelect == 1 /* || ([NSApp isActive] == NO &&
3210 [NSApp nextEventMatchingMask:NSAnyEventMask untilDate:nil
3211 inMode:NSDefaultRunLoopMode dequeue:NO] == nil) */)
3212 return select (nfds, readfds, writefds, exceptfds, timeout);
3214 /* Save file descriptor set, which gets overwritten in calls to select ()
3215 Note, this is called from process.c, and only readfds is ever set */
3218 memcpy (&select_readfds, readfds, sizeof (fd_set));
3224 /* Try an initial select for pending data on input files */
3225 select_timeout.tv_sec = select_timeout.tv_usec = 0;
3226 result = select (nfds, readfds, writefds, exceptfds, &select_timeout);
3230 /* if (!timeout || timed_entry || fd_entry)
3231 fprintf (stderr, "assertion failed: timeout null or timed_entry/fd_entry non-null in ns_select\n"); */
3233 /* set a timeout and run the main AppKit event loop while continuing
3234 to monitor the files */
3235 time = ((double) timeout->tv_sec) + ((double) timeout->tv_usec)/1000000.0;
3236 timed_entry = [[NSTimer scheduledTimerWithTimeInterval: time
3238 selector: @selector (timeout_handler:)
3240 repeats: YES] /* for safe removal */
3243 /* set a periodic task to try the select () again */
3244 fd_entry = [[NSTimer scheduledTimerWithTimeInterval: 0.1
3246 selector: @selector (fd_handler:)
3251 /* Let Application dispatch events until it receives an event of the type
3252 NX_APPDEFINED, which should only be sent by timeout_handler.
3253 We tell read_avail_input() that input is "expected" because we do expect
3254 either the timeout or fd handler to fire, and if they don't, the original
3255 call from process.c that got us here expects us to wait until some input
3259 ev = last_appdefined_event;
3265 if ([ev type] != NSApplicationDefined)
3269 last_appdefined_event = 0;
3273 /* The NX_APPDEFINED event we received was a timeout. */
3278 /* The NX_APPDEFINED event we received was the result of
3279 at least one real input event arriving. */
3285 /* Received back from select () in fd_handler; copy the results */
3287 memcpy (readfds, &select_readfds, sizeof (fd_set));
3291 /* never reached, shut compiler up */
3297 /* ==========================================================================
3301 ========================================================================== */
3305 ns_set_vertical_scroll_bar (struct window *window,
3306 int portion, int whole, int position)
3307 /* --------------------------------------------------------------------------
3308 External (hook): Update or add scrollbar
3309 -------------------------------------------------------------------------- */
3313 struct frame *f = XFRAME (WINDOW_FRAME (window));
3314 EmacsView *view = FRAME_NS_VIEW (f);
3315 int window_y, window_height;
3316 BOOL barOnVeryLeft, barOnVeryRight;
3317 int top, left, height, width, sb_width, sb_left;
3319 static int count = 0;
3321 /* optimization; display engine sends WAY too many of these.. */
3322 if (!NILP (window->vertical_scroll_bar))
3324 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3325 if ([bar checkSamePosition: position portion: portion whole: whole])
3327 if (view->scrollbarsNeedingUpdate == 0)
3329 if (!windows_or_buffers_changed)
3333 view->scrollbarsNeedingUpdate--;
3337 NSTRACE (ns_set_vertical_scroll_bar);
3339 /* Get dimensions. */
3340 window_box (window, -1, 0, &window_y, 0, &window_height);
3342 height = window_height;
3343 width = WINDOW_CONFIG_SCROLL_BAR_COLS (window) * FRAME_COLUMN_WIDTH (f);
3344 left = WINDOW_SCROLL_BAR_AREA_X (window);
3346 if (top < 5) /* top scrollbar adjustment */
3348 top -= FRAME_INTERNAL_BORDER_WIDTH (f);
3349 height += FRAME_INTERNAL_BORDER_WIDTH (f);
3352 /* allow for displaying a skinnier scrollbar than char area allotted */
3353 sb_width = (WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) > 0) ?
3354 WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) : width;
3356 barOnVeryLeft = left < 5;
3357 barOnVeryRight = FRAME_PIXEL_WIDTH (f) - left - width < 5;
3358 sb_left = left + FRAME_INTERNAL_BORDER_WIDTH (f)
3359 * (barOnVeryLeft ? -1 : (barOnVeryRight ? 1 : 0));
3361 r = NSMakeRect (sb_left, top, sb_width, height);
3362 /* the parent view is flipped, so we need to flip y value */
3364 r.origin.y = (v.size.height - r.size.height - r.origin.y);
3366 XSETWINDOW (win, window);
3369 /* we want at least 5 lines to display a scrollbar */
3370 if (WINDOW_TOTAL_LINES (window) < 5)
3372 if (!NILP (window->vertical_scroll_bar))
3374 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3375 [bar removeFromSuperview];
3376 window->vertical_scroll_bar = Qnil;
3378 ns_clear_frame_area (f, sb_left, top, width, height);
3383 if (NILP (window->vertical_scroll_bar))
3385 ns_clear_frame_area (f, sb_left, top, width, height);
3386 bar = [[EmacsScroller alloc] initFrame: r window: win];
3387 window->vertical_scroll_bar = make_save_value (bar, 0);
3392 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3393 oldRect = [bar frame];
3394 r.size.width = oldRect.size.width;
3395 if (FRAME_LIVE_P (f) && !NSEqualRects (oldRect, r))
3397 if (oldRect.origin.x != r.origin.x)
3398 ns_clear_frame_area (f, sb_left, top, width, height);
3403 [bar setPosition: position portion: portion whole: whole];
3409 ns_condemn_scroll_bars (struct frame *f)
3410 /* --------------------------------------------------------------------------
3411 External (hook): arrange for all frame's scrollbars to be removed
3412 at next call to judge_scroll_bars, except for those redeemed.
3413 -------------------------------------------------------------------------- */
3417 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
3419 NSTRACE (ns_condemn_scroll_bars);
3421 for (i =[subviews count]-1; i >= 0; i--)
3423 view = [subviews objectAtIndex: i];
3424 if ([view isKindOfClass: [EmacsScroller class]])
3431 ns_redeem_scroll_bar (struct window *window)
3432 /* --------------------------------------------------------------------------
3433 External (hook): arrange to spare this window's scrollbar
3434 at next call to judge_scroll_bars.
3435 -------------------------------------------------------------------------- */
3438 NSTRACE (ns_redeem_scroll_bar);
3439 if (!NILP (window->vertical_scroll_bar))
3441 bar =XNS_SCROLL_BAR (window->vertical_scroll_bar);
3448 ns_judge_scroll_bars (struct frame *f)
3449 /* --------------------------------------------------------------------------
3450 External (hook): destroy all scrollbars on frame that weren't
3451 redeemed after call to condemn_scroll_bars.
3452 -------------------------------------------------------------------------- */
3456 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
3457 NSTRACE (ns_judge_scroll_bars);
3458 for (i =[subviews count]-1; i >= 0; i--)
3460 view = [subviews objectAtIndex: i];
3461 if (![view isKindOfClass: [EmacsScroller class]]) continue;
3468 x_wm_set_icon_position (struct frame *f, int icon_x, int icon_y)
3470 /* XXX irrelevant under NS */
3475 /* ==========================================================================
3479 ========================================================================== */
3482 x_display_pixel_height (struct ns_display_info *dpyinfo)
3484 NSScreen *screen = [NSScreen mainScreen];
3485 return [screen frame].size.height;
3489 x_display_pixel_width (struct ns_display_info *dpyinfo)
3491 NSScreen *screen = [NSScreen mainScreen];
3492 return [screen frame].size.width;
3496 static Lisp_Object ns_string_to_lispmod (const char *s)
3497 /* --------------------------------------------------------------------------
3498 Convert modifier name to lisp symbol
3499 -------------------------------------------------------------------------- */
3501 if (!strncmp (SDATA (SYMBOL_NAME (Qmeta)), s, 10))
3503 else if (!strncmp (SDATA (SYMBOL_NAME (Qsuper)), s, 10))
3505 else if (!strncmp (SDATA (SYMBOL_NAME (Qcontrol)), s, 10))
3507 else if (!strncmp (SDATA (SYMBOL_NAME (Qalt)), s, 10))
3509 else if (!strncmp (SDATA (SYMBOL_NAME (Qhyper)), s, 10))
3511 else if (!strncmp (SDATA (SYMBOL_NAME (Qnone)), s, 10))
3518 static Lisp_Object ns_mod_to_lisp (int m)
3519 /* --------------------------------------------------------------------------
3520 Convert modifier code (see lisp.h) to lisp symbol
3521 -------------------------------------------------------------------------- */
3525 else if (m == CHAR_SUPER)
3527 else if (m == CHAR_CTL)
3529 else if (m == CHAR_ALT)
3531 else if (m == CHAR_HYPER)
3533 else /* if (m == 0) */
3539 ns_default (const char *parameter, Lisp_Object *result,
3540 Lisp_Object yesval, Lisp_Object noval,
3541 BOOL is_float, BOOL is_modstring)
3542 /* --------------------------------------------------------------------------
3543 Check a parameter value in user's preferences
3544 -------------------------------------------------------------------------- */
3548 if ( (value =[[[NSUserDefaults standardUserDefaults]
3549 stringForKey: [NSString stringWithUTF8String: parameter]]
3554 if (strcasecmp (value, "YES") == 0)
3556 else if (strcasecmp (value, "NO") == 0)
3558 else if (is_float && (f = strtod (value, &pos), pos != value))
3559 *result = make_float (f);
3560 else if (is_modstring && value)
3561 *result = ns_string_to_lispmod (value);
3562 else fprintf (stderr,
3563 "Bad value for default \"%s\": \"%s\"\n", parameter, value);
3569 ns_initialize_display_info (struct ns_display_info *dpyinfo)
3570 /* --------------------------------------------------------------------------
3571 Initialize global info and storage for display.
3572 -------------------------------------------------------------------------- */
3574 NSScreen *screen = [NSScreen mainScreen];
3575 NSWindowDepth depth = [screen depth];
3576 Mouse_HLInfo *hlinfo = &dpyinfo->mouse_highlight;
3578 dpyinfo->resx = 72.27; /* used 75.0, but this makes pt == pixel, expected */
3579 dpyinfo->resy = 72.27;
3580 dpyinfo->color_p = ![NSDeviceWhiteColorSpace isEqualToString:
3581 NSColorSpaceFromDepth (depth)]
3582 && ![NSCalibratedWhiteColorSpace isEqualToString:
3583 NSColorSpaceFromDepth (depth)];
3584 dpyinfo->n_planes = NSBitsPerPixelFromDepth (depth);
3585 dpyinfo->image_cache = make_image_cache ();
3586 dpyinfo->color_table
3587 = (struct ns_color_table *)xmalloc (sizeof (struct ns_color_table));
3588 dpyinfo->color_table->colors = NULL;
3589 dpyinfo->root_window = 42; /* a placeholder.. */
3591 hlinfo->mouse_face_mouse_frame = NULL;
3592 hlinfo->mouse_face_deferred_gc = 0;
3593 hlinfo->mouse_face_beg_row = hlinfo->mouse_face_beg_col = -1;
3594 hlinfo->mouse_face_end_row = hlinfo->mouse_face_end_col = -1;
3595 hlinfo->mouse_face_face_id = DEFAULT_FACE_ID;
3596 hlinfo->mouse_face_window = hlinfo->mouse_face_overlay = Qnil;
3597 hlinfo->mouse_face_hidden = 0;
3599 hlinfo->mouse_face_mouse_x = hlinfo->mouse_face_mouse_y = 0;
3600 hlinfo->mouse_face_defer = 0;
3602 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame = NULL;
3604 dpyinfo->n_fonts = 0;
3605 dpyinfo->smallest_font_height = 1;
3606 dpyinfo->smallest_char_width = 1;
3610 /* This and next define (many of the) public functions in this file. */
3611 /* x_... are generic versions in xdisp.c that we, and other terms, get away
3612 with using despite presence in the "system dependent" redisplay
3613 interface. In addition, many of the ns_ methods have code that is
3614 shared with all terms, indicating need for further refactoring. */
3615 extern frame_parm_handler ns_frame_parm_handlers[];
3616 static struct redisplay_interface ns_redisplay_interface =
3618 ns_frame_parm_handlers,
3622 x_clear_end_of_line,
3624 ns_after_update_window_line,
3625 ns_update_window_begin,
3626 ns_update_window_end,
3629 0, /* flush_display_optional */
3630 x_clear_window_mouse_face,
3631 x_get_glyph_overhangs,
3632 x_fix_overlapping_area,
3633 ns_draw_fringe_bitmap,
3634 0, /* define_fringe_bitmap */ /* FIXME: simplify ns_draw_fringe_bitmap */
3635 0, /* destroy_fringe_bitmap */
3636 ns_compute_glyph_string_overhangs,
3637 ns_draw_glyph_string, /* interface to nsfont.m */
3638 ns_define_frame_cursor,
3639 ns_clear_frame_area,
3640 ns_draw_window_cursor,
3641 ns_draw_vertical_window_border,
3642 ns_shift_glyphs_for_insert
3647 ns_delete_display (struct ns_display_info *dpyinfo)
3653 /* This function is called when the last frame on a display is deleted. */
3655 ns_delete_terminal (struct terminal *terminal)
3657 struct ns_display_info *dpyinfo = terminal->display_info.ns;
3660 /* Protect against recursive calls. delete_frame in
3661 delete_terminal calls us back when it deletes our last frame. */
3662 if (!terminal->name)
3667 x_destroy_all_bitmaps (dpyinfo);
3668 ns_delete_display (dpyinfo);
3673 static struct terminal *
3674 ns_create_terminal (struct ns_display_info *dpyinfo)
3675 /* --------------------------------------------------------------------------
3676 Set up use of NS before we make the first connection.
3677 -------------------------------------------------------------------------- */
3679 struct terminal *terminal;
3681 NSTRACE (ns_create_terminal);
3683 terminal = create_terminal ();
3685 terminal->type = output_ns;
3686 terminal->display_info.ns = dpyinfo;
3687 dpyinfo->terminal = terminal;
3689 terminal->rif = &ns_redisplay_interface;
3691 terminal->clear_frame_hook = ns_clear_frame;
3692 terminal->ins_del_lines_hook = 0; /* XXX vestigial? */
3693 terminal->delete_glyphs_hook = 0; /* XXX vestigial? */
3694 terminal->ring_bell_hook = ns_ring_bell;
3695 terminal->reset_terminal_modes_hook = ns_reset_terminal_modes;
3696 terminal->set_terminal_modes_hook = ns_set_terminal_modes;
3697 terminal->update_begin_hook = ns_update_begin;
3698 terminal->update_end_hook = ns_update_end;
3699 terminal->set_terminal_window_hook = NULL; /* XXX vestigial? */
3700 terminal->read_socket_hook = ns_read_socket;
3701 terminal->frame_up_to_date_hook = ns_frame_up_to_date;
3702 terminal->mouse_position_hook = ns_mouse_position;
3703 terminal->frame_rehighlight_hook = ns_frame_rehighlight;
3704 terminal->frame_raise_lower_hook = ns_frame_raise_lower;
3706 terminal->fullscreen_hook = 0; /* see XTfullscreen_hook */
3708 terminal->set_vertical_scroll_bar_hook = ns_set_vertical_scroll_bar;
3709 terminal->condemn_scroll_bars_hook = ns_condemn_scroll_bars;
3710 terminal->redeem_scroll_bar_hook = ns_redeem_scroll_bar;
3711 terminal->judge_scroll_bars_hook = ns_judge_scroll_bars;
3713 terminal->delete_frame_hook = x_destroy_window;
3714 terminal->delete_terminal_hook = ns_delete_terminal;
3716 terminal->scroll_region_ok = 1;
3717 terminal->char_ins_del_ok = 1;
3718 terminal->line_ins_del_ok = 1;
3719 terminal->fast_clear_end_of_line = 1;
3720 terminal->memory_below_frame = 0;
3726 struct ns_display_info *
3727 ns_term_init (Lisp_Object display_name)
3728 /* --------------------------------------------------------------------------
3729 Start the Application and get things rolling.
3730 -------------------------------------------------------------------------- */
3732 struct terminal *terminal;
3733 struct ns_display_info *dpyinfo;
3734 static int ns_initialized = 0;
3737 NSTRACE (ns_term_init);
3739 /* count object allocs (About, click icon); on OS X use ObjectAlloc tool */
3740 /*GSDebugAllocationActive (YES); */
3742 handling_signal = 0;
3744 if (!ns_initialized)
3747 Fset_input_interrupt_mode (Qnil);
3751 ns_pending_files = [[NSMutableArray alloc] init];
3752 ns_pending_service_names = [[NSMutableArray alloc] init];
3753 ns_pending_service_args = [[NSMutableArray alloc] init];
3755 /* Start app and create the main menu, window, view.
3756 Needs to be here because ns_initialize_display_info () uses AppKit classes.
3757 The view will then ask the NSApp to stop and return to Emacs. */
3758 [EmacsApp sharedApplication];
3761 [NSApp setDelegate: NSApp];
3763 /* debugging: log all notifications */
3764 /* [[NSNotificationCenter defaultCenter] addObserver: NSApp
3765 selector: @selector (logNotification:)
3766 name: nil object: nil]; */
3768 dpyinfo = (struct ns_display_info *)xmalloc (sizeof (struct ns_display_info));
3769 memset (dpyinfo, 0, sizeof (struct ns_display_info));
3771 ns_initialize_display_info (dpyinfo);
3772 terminal = ns_create_terminal (dpyinfo);
3774 terminal->kboard = (KBOARD *) xmalloc (sizeof (KBOARD));
3775 init_kboard (terminal->kboard);
3776 KVAR (terminal->kboard, Vwindow_system) = Qns;
3777 terminal->kboard->next_kboard = all_kboards;
3778 all_kboards = terminal->kboard;
3779 /* Don't let the initial kboard remain current longer than necessary.
3780 That would cause problems if a file loaded on startup tries to
3781 prompt in the mini-buffer. */
3782 if (current_kboard == initial_kboard)
3783 current_kboard = terminal->kboard;
3784 terminal->kboard->reference_count++;
3786 dpyinfo->next = x_display_list;
3787 x_display_list = dpyinfo;
3789 /* Put it on ns_display_name_list */
3790 ns_display_name_list = Fcons (Fcons (display_name, Qnil),
3791 ns_display_name_list);
3792 dpyinfo->name_list_element = XCAR (ns_display_name_list);
3794 /* Set the name of the terminal. */
3795 terminal->name = (char *) xmalloc (SBYTES (display_name) + 1);
3796 strncpy (terminal->name, SDATA (display_name), SBYTES (display_name));
3797 terminal->name[SBYTES (display_name)] = 0;
3801 if (!inhibit_x_resources)
3803 ns_default ("GSFontAntiAlias", &ns_antialias_text,
3806 /* this is a standard variable */
3807 ns_default ("AppleAntiAliasingThreshold", &tmp,
3808 make_float (10.0), make_float (6.0), YES, NO);
3809 ns_antialias_threshold = NILP (tmp) ? 10.0 : XFLOATINT (tmp);
3812 ns_selection_color = [[NSUserDefaults standardUserDefaults]
3813 stringForKey: @"AppleHighlightColor"];
3814 if (ns_selection_color == nil)
3815 ns_selection_color = NS_SELECTION_COLOR_DEFAULT;
3818 NSColorList *cl = [NSColorList colorListNamed: @"Emacs"];
3822 Lisp_Object color_file, color_map, color;
3827 color_file = Fexpand_file_name (build_string ("rgb.txt"),
3828 Fsymbol_value (intern ("data-directory")));
3829 if (NILP (Ffile_readable_p (color_file)))
3830 fatal ("Could not find %s.\n", SDATA (color_file));
3832 color_map = Fx_load_color_file (color_file);
3833 if (NILP (color_map))
3834 fatal ("Could not read %s.\n", SDATA (color_file));
3836 cl = [[NSColorList alloc] initWithName: @"Emacs"];
3837 for ( ; CONSP (color_map); color_map = XCDR (color_map))
3839 color = XCAR (color_map);
3840 name = SDATA (XCAR (color));
3841 c = XINT (XCDR (color));
3843 [NSColor colorWithCalibratedRed: RED_FROM_ULONG (c) / 255.0
3844 green: GREEN_FROM_ULONG (c) / 255.0
3845 blue: BLUE_FROM_ULONG (c) / 255.0
3847 forKey: [NSString stringWithUTF8String: name]];
3849 [cl writeToFile: nil];
3855 #ifdef NS_IMPL_GNUSTEP
3856 strncpy (c, gnustep_base_version, sizeof (c));
3858 /*PSnextrelease (128, c); */
3859 snprintf (c, sizeof (c), "%g", NSAppKitVersionNumber);
3861 Vwindow_system_version = build_string (c);
3864 delete_keyboard_wait_descriptor (0);
3866 ns_app_name = [[NSProcessInfo processInfo] processName];
3868 /* Set up OS X app menu */
3869 #ifdef NS_IMPL_COCOA
3873 /* set up the application menu */
3874 svcsMenu = [[EmacsMenu alloc] initWithTitle: @"Services"];
3875 [svcsMenu setAutoenablesItems: NO];
3876 appMenu = [[EmacsMenu alloc] initWithTitle: @"Emacs"];
3877 [appMenu setAutoenablesItems: NO];
3878 mainMenu = [[EmacsMenu alloc] initWithTitle: @""];
3879 dockMenu = [[EmacsMenu alloc] initWithTitle: @""];
3881 [appMenu insertItemWithTitle: @"About Emacs"
3882 action: @selector (orderFrontStandardAboutPanel:)
3885 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 1];
3886 [appMenu insertItemWithTitle: @"Preferences..."
3887 action: @selector (showPreferencesWindow:)
3890 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 3];
3891 item = [appMenu insertItemWithTitle: @"Services"
3892 action: @selector (menuDown:)
3895 [appMenu setSubmenu: svcsMenu forItem: item];
3896 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 5];
3897 [appMenu insertItemWithTitle: @"Hide Emacs"
3898 action: @selector (hide:)
3901 item = [appMenu insertItemWithTitle: @"Hide Others"
3902 action: @selector (hideOtherApplications:)
3905 [item setKeyEquivalentModifierMask: NSCommandKeyMask | NSAlternateKeyMask];
3906 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 8];
3907 [appMenu insertItemWithTitle: @"Quit Emacs"
3908 action: @selector (terminate:)
3912 item = [mainMenu insertItemWithTitle: ns_app_name
3913 action: @selector (menuDown:)
3916 [mainMenu setSubmenu: appMenu forItem: item];
3917 [dockMenu insertItemWithTitle: @"New Frame"
3918 action: @selector (newFrame:)
3922 [NSApp setMainMenu: mainMenu];
3923 [NSApp setAppleMenu: appMenu];
3924 [NSApp setServicesMenu: svcsMenu];
3925 /* Needed at least on Cocoa, to get dock menu to show windows */
3926 [NSApp setWindowsMenu: [[NSMenu alloc] init]];
3928 #endif /* MAC OS X menu setup */
3937 ns_term_shutdown (int sig)
3939 /* code not reached in emacs.c after this is called by shut_down_emacs: */
3940 if (STRINGP (Vauto_save_list_file_name))
3941 unlink (SDATA (Vauto_save_list_file_name));
3943 if (sig == 0 || sig == SIGTERM)
3945 [NSApp terminate: NSApp];
3947 else // force a stack trace to happen
3954 /* ==========================================================================
3956 EmacsApp implementation
3958 ========================================================================== */
3961 @implementation EmacsApp
3963 - (void)logNotification: (NSNotification *)notification
3965 const char *name = [[notification name] UTF8String];
3966 if (!strstr (name, "Update") && !strstr (name, "NSMenu")
3967 && !strstr (name, "WindowNumber"))
3968 NSLog (@"notification: '%@'", [notification name]);
3972 - (void)sendEvent: (NSEvent *)theEvent
3973 /* --------------------------------------------------------------------------
3974 Called when NSApp is running for each event received. Used to stop
3975 the loop when we choose, since there's no way to just run one iteration.
3976 -------------------------------------------------------------------------- */
3978 int type = [theEvent type];
3979 NSWindow *window = [theEvent window];
3980 /* NSTRACE (sendEvent); */
3981 /*fprintf (stderr, "received event of type %d\t%d\n", type);*/
3983 if (type == NSCursorUpdate && window == nil)
3985 fprintf (stderr, "Dropping external cursor update event.\n");
3989 #ifdef NS_IMPL_COCOA
3990 /* pass mouse down in resize handle and subsequent drags directly to
3991 EmacsWindow so we can generate continuous redisplays */
3994 if (type == NSLeftMouseDragged)
3996 [window mouseDragged: theEvent];
3999 else if (type == NSLeftMouseUp)
4001 [window mouseUp: theEvent];
4005 else if (type == NSLeftMouseDown)
4007 NSRect r = ns_resize_handle_rect (window);
4008 if (NSPointInRect ([theEvent locationInWindow], r))
4011 [window mouseDown: theEvent];
4017 if (type == NSApplicationDefined)
4019 /* Events posted by ns_send_appdefined interrupt the run loop here.
4020 But, if a modal window is up, an appdefined can still come through,
4021 (e.g., from a makeKeyWindow event) but stopping self also stops the
4022 modal loop. Just defer it until later. */
4023 if ([NSApp modalWindow] == nil)
4025 last_appdefined_event = theEvent;
4030 send_appdefined = YES;
4034 [super sendEvent: theEvent];
4038 - (void)showPreferencesWindow: (id)sender
4040 struct frame *emacsframe = SELECTED_FRAME ();
4041 NSEvent *theEvent = [NSApp currentEvent];
4045 emacs_event->kind = NS_NONKEY_EVENT;
4046 emacs_event->code = KEY_NS_SHOW_PREFS;
4047 emacs_event->modifiers = 0;
4048 EV_TRAILER (theEvent);
4052 - (void)newFrame: (id)sender
4054 struct frame *emacsframe = SELECTED_FRAME ();
4055 NSEvent *theEvent = [NSApp currentEvent];
4059 emacs_event->kind = NS_NONKEY_EVENT;
4060 emacs_event->code = KEY_NS_NEW_FRAME;
4061 emacs_event->modifiers = 0;
4062 EV_TRAILER (theEvent);
4066 /* Open a file (used by below, after going into queue read by ns_read_socket) */
4067 - (BOOL) openFile: (NSString *)fileName
4069 struct frame *emacsframe = SELECTED_FRAME ();
4070 NSEvent *theEvent = [NSApp currentEvent];
4075 emacs_event->kind = NS_NONKEY_EVENT;
4076 emacs_event->code = KEY_NS_OPEN_FILE_LINE;
4077 ns_input_file = append2 (ns_input_file, build_string ([fileName UTF8String]));
4078 ns_input_line = Qnil; /* can be start or cons start,end */
4079 emacs_event->modifiers =0;
4080 EV_TRAILER (theEvent);
4086 /* **************************************************************************
4088 EmacsApp delegate implementation
4090 ************************************************************************** */
4092 - (void)applicationDidFinishLaunching: (NSNotification *)notification
4093 /* --------------------------------------------------------------------------
4094 When application is loaded, terminate event loop in ns_term_init
4095 -------------------------------------------------------------------------- */
4097 NSTRACE (applicationDidFinishLaunching);
4098 [NSApp setServicesProvider: NSApp];
4099 ns_send_appdefined (-2);
4103 /* Termination sequences:
4106 MenuBar | File | Exit:
4107 Select Quit from App menubar:
4109 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4112 Select Quit from Dock menu:
4115 Cancel -> Nothing else
4119 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4124 - (void) terminate: (id)sender
4126 struct frame *emacsframe = SELECTED_FRAME ();
4131 emacs_event->kind = NS_NONKEY_EVENT;
4132 emacs_event->code = KEY_NS_POWER_OFF;
4133 emacs_event->arg = Qt; /* mark as non-key event */
4134 EV_TRAILER ((id)nil);
4138 - (NSApplicationTerminateReply)applicationShouldTerminate: (id)sender
4142 if (NILP (ns_confirm_quit)) // || ns_shutdown_properly --> TO DO
4143 return NSTerminateNow;
4145 ret = NSRunAlertPanel(ns_app_name,
4146 [NSString stringWithUTF8String:"Exit requested. Would you like to Save Buffers and Exit, or Cancel the request?"],
4147 @"Save Buffers and Exit", @"Cancel", nil);
4149 if (ret == NSAlertDefaultReturn)
4150 return NSTerminateNow;
4151 else if (ret == NSAlertAlternateReturn)
4152 return NSTerminateCancel;
4153 return NSTerminateNow; /* just in case */
4157 /* Notification from the Workspace to open a file */
4158 - (BOOL)application: sender openFile: (NSString *)file
4160 [ns_pending_files addObject: file];
4165 /* Open a file as a temporary file */
4166 - (BOOL)application: sender openTempFile: (NSString *)file
4168 [ns_pending_files addObject: file];
4173 /* Notification from the Workspace to open a file noninteractively (?) */
4174 - (BOOL)application: sender openFileWithoutUI: (NSString *)file
4176 [ns_pending_files addObject: file];
4181 /* Notification from the Workspace to open multiple files */
4182 - (void)application: sender openFiles: (NSArray *)fileList
4184 NSEnumerator *files = [fileList objectEnumerator];
4186 while ((file = [files nextObject]) != nil)
4187 [ns_pending_files addObject: file];
4189 [self replyToOpenOrPrint: NSApplicationDelegateReplySuccess];
4194 /* Handle dock menu requests. */
4195 - (NSMenu *)applicationDockMenu: (NSApplication *) sender
4201 /* TODO: these may help w/IO switching btwn terminal and NSApp */
4202 - (void)applicationWillBecomeActive: (NSNotification *)notification
4204 //ns_app_active=YES;
4206 - (void)applicationDidBecomeActive: (NSNotification *)notification
4208 //ns_app_active=YES;
4210 - (void)applicationDidResignActive: (NSNotification *)notification
4213 ns_send_appdefined (-1);
4218 /* ==========================================================================
4220 EmacsApp aux handlers for managing event loop
4222 ========================================================================== */
4225 - (void)timeout_handler: (NSTimer *)timedEntry
4226 /* --------------------------------------------------------------------------
4227 The timeout specified to ns_select has passed.
4228 -------------------------------------------------------------------------- */
4230 /*NSTRACE (timeout_handler); */
4231 ns_send_appdefined (-2);
4234 - (void)fd_handler: (NSTimer *) fdEntry
4235 /* --------------------------------------------------------------------------
4236 Check data waiting on file descriptors and terminate if so
4237 -------------------------------------------------------------------------- */
4240 /* NSTRACE (fd_handler); */
4242 if (select_nfds == 0)
4245 memcpy (&t_readfds, &select_readfds, sizeof (fd_set));
4247 select_timeout.tv_sec = select_timeout.tv_usec = 0;
4248 result = select (select_nfds, &t_readfds, (SELECT_TYPE *)0, (SELECT_TYPE *)0,
4252 memcpy (&select_readfds, &t_readfds, sizeof (fd_set));
4253 ns_send_appdefined (result);
4259 /* ==========================================================================
4263 ========================================================================== */
4265 /* called from system: queue for next pass through event loop */
4266 - (void)requestService: (NSPasteboard *)pboard
4267 userData: (NSString *)userData
4268 error: (NSString **)error
4270 [ns_pending_service_names addObject: userData];
4271 [ns_pending_service_args addObject: [NSString stringWithUTF8String:
4272 SDATA (ns_string_from_pasteboard (pboard))]];
4276 /* called from ns_read_socket to clear queue */
4277 - (BOOL)fulfillService: (NSString *)name withArg: (NSString *)arg
4279 struct frame *emacsframe = SELECTED_FRAME ();
4280 NSEvent *theEvent = [NSApp currentEvent];
4285 emacs_event->kind = NS_NONKEY_EVENT;
4286 emacs_event->code = KEY_NS_SPI_SERVICE_CALL;
4287 ns_input_spi_name = build_string ([name UTF8String]);
4288 ns_input_spi_arg = build_string ([arg UTF8String]);
4289 emacs_event->modifiers = EV_MODIFIERS (theEvent);
4290 EV_TRAILER (theEvent);
4300 /* ==========================================================================
4302 EmacsView implementation
4304 ========================================================================== */
4307 @implementation EmacsView
4309 /* needed to inform when window closed from LISP */
4310 - (void) setWindowClosing: (BOOL)closing
4312 windowClosing = closing;
4318 NSTRACE (EmacsView_dealloc);
4324 /* called on font panel selection */
4325 - (void)changeFont: (id)sender
4327 NSEvent *e =[[self window] currentEvent];
4328 struct face *face =FRAME_DEFAULT_FACE (emacsframe);
4332 NSTRACE (changeFont);
4336 if (newFont = [sender convertFont:
4337 ((struct nsfont_info *)face->font)->nsfont])
4339 SET_FRAME_GARBAGED (emacsframe); /* now needed as of 2008/10 */
4341 emacs_event->kind = NS_NONKEY_EVENT;
4342 emacs_event->modifiers = 0;
4343 emacs_event->code = KEY_NS_CHANGE_FONT;
4345 size = [newFont pointSize];
4346 ns_input_fontsize = make_number (lrint (size));
4347 ns_input_font = build_string ([[newFont familyName] UTF8String]);
4353 - (BOOL)acceptsFirstResponder
4355 NSTRACE (acceptsFirstResponder);
4360 - (void)resetCursorRects
4362 NSRect visible = [self visibleRect];
4363 NSCursor *currentCursor = FRAME_POINTER_TYPE (emacsframe);
4364 NSTRACE (resetCursorRects);
4366 if (currentCursor == nil)
4367 currentCursor = [NSCursor arrowCursor];
4369 if (!NSIsEmptyRect (visible))
4370 [self addCursorRect: visible cursor: currentCursor];
4371 [currentCursor setOnMouseEntered: YES];
4376 /*****************************************************************************/
4377 /* Keyboard handling. */
4380 - (void)keyDown: (NSEvent *)theEvent
4382 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
4384 unsigned fnKeysym = 0;
4386 static NSMutableArray *nsEvArray;
4387 static BOOL firstTime = YES;
4392 /* Rhapsody and OS X give up and down events for the arrow keys */
4393 if (ns_fake_keydown == YES)
4394 ns_fake_keydown = NO;
4395 else if ([theEvent type] != NSKeyDown)
4401 if (![[self window] isKeyWindow]
4402 && [[theEvent window] isKindOfClass: [EmacsWindow class]]
4403 /* we must avoid an infinite loop here. */
4404 && (EmacsView *)[[theEvent window] delegate] != self)
4406 /* XXX: There is an occasional condition in which, when Emacs display
4407 updates a different frame from the current one, and temporarily
4408 selects it, then processes some interrupt-driven input
4409 (dispnew.c:3878), OS will send the event to the correct NSWindow, but
4410 for some reason that window has its first responder set to the NSView
4411 most recently updated (I guess), which is not the correct one. */
4412 [(EmacsView *)[[theEvent window] delegate] keyDown: theEvent];
4416 if (nsEvArray == nil)
4417 nsEvArray = [[NSMutableArray alloc] initWithCapacity: 1];
4419 [NSCursor setHiddenUntilMouseMoves: YES];
4421 if (hlinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight))
4423 clear_mouse_face (hlinfo);
4424 hlinfo->mouse_face_hidden = 1;
4427 if (!processingCompose)
4429 code = ([[theEvent charactersIgnoringModifiers] length] == 0) ?
4430 0 : [[theEvent charactersIgnoringModifiers] characterAtIndex: 0];
4431 /* (Carbon way: [theEvent keyCode]) */
4433 /* is it a "function key"? */
4434 fnKeysym = ns_convert_key (code);
4437 /* COUNTERHACK: map 'Delete' on upper-right main KB to 'Backspace',
4438 because Emacs treats Delete and KP-Delete same (in simple.el). */
4439 if (fnKeysym == 0xFFFF && [theEvent keyCode] == 0x33)
4440 code = 0xFF08; /* backspace */
4445 /* are there modifiers? */
4446 emacs_event->modifiers = 0;
4447 flags = [theEvent modifierFlags];
4449 if (flags & NSHelpKeyMask)
4450 emacs_event->modifiers |= hyper_modifier;
4452 if (flags & NSShiftKeyMask)
4453 emacs_event->modifiers |= shift_modifier;
4455 if ((flags & NSRightCommandKeyMask) == NSRightCommandKeyMask)
4456 emacs_event->modifiers |= parse_solitary_modifier
4457 (EQ (ns_right_command_modifier, Qleft)
4458 ? ns_command_modifier
4459 : ns_right_command_modifier);
4461 if ((flags & NSLeftCommandKeyMask) == NSLeftCommandKeyMask)
4463 emacs_event->modifiers |= parse_solitary_modifier
4464 (ns_command_modifier);
4466 /* if super (default), take input manager's word so things like
4467 dvorak / qwerty layout work */
4468 if (EQ (ns_command_modifier, Qsuper)
4470 && [[theEvent characters] length] != 0)
4472 /* XXX: the code we get will be unshifted, so if we have
4473 a shift modifier, must convert ourselves */
4474 if (!(flags & NSShiftKeyMask))
4475 code = [[theEvent characters] characterAtIndex: 0];
4477 /* this is ugly and also requires linking w/Carbon framework
4478 (for LMGetKbdType) so for now leave this rare (?) case
4479 undealt with.. in future look into CGEvent methods */
4482 long smv = GetScriptManagerVariable (smKeyScript);
4483 Handle uchrHandle = GetResource
4484 ('uchr', GetScriptVariable (smv, smScriptKeys));
4486 UCKeyTranslate ((UCKeyboardLayout*)*uchrHandle,
4487 [[theEvent characters] characterAtIndex: 0],
4488 kUCKeyActionDisplay,
4489 (flags & ~NSCommandKeyMask) >> 8,
4490 LMGetKbdType (), kUCKeyTranslateNoDeadKeysMask,
4491 &dummy, 1, &dummy, &code);
4498 if ((flags & NSRightControlKeyMask) == NSRightControlKeyMask)
4499 emacs_event->modifiers |= parse_solitary_modifier
4500 (EQ (ns_right_control_modifier, Qleft)
4501 ? ns_control_modifier
4502 : ns_right_control_modifier);
4504 if ((flags & NSLeftControlKeyMask) == NSLeftControlKeyMask)
4505 emacs_event->modifiers |= parse_solitary_modifier
4506 (ns_control_modifier);
4508 if (flags & NS_FUNCTION_KEY_MASK && !fnKeysym)
4509 emacs_event->modifiers |=
4510 parse_solitary_modifier (ns_function_modifier);
4512 left_is_none = NILP (ns_alternate_modifier)
4513 || EQ (ns_alternate_modifier, Qnone);
4515 if ((flags & NSRightAlternateKeyMask) == NSRightAlternateKeyMask)
4517 if ((NILP (ns_right_alternate_modifier)
4518 || EQ (ns_right_alternate_modifier, Qnone)
4519 || (EQ (ns_right_alternate_modifier, Qleft) && left_is_none))
4521 { /* accept pre-interp alt comb */
4522 if ([[theEvent characters] length] > 0)
4523 code = [[theEvent characters] characterAtIndex: 0];
4524 /*HACK: clear lone shift modifier to stop next if from firing */
4525 if (emacs_event->modifiers == shift_modifier)
4526 emacs_event->modifiers = 0;
4529 emacs_event->modifiers |= parse_solitary_modifier
4530 (EQ (ns_right_alternate_modifier, Qleft)
4531 ? ns_alternate_modifier
4532 : ns_right_alternate_modifier);
4535 if ((flags & NSLeftAlternateKeyMask) == NSLeftAlternateKeyMask) /* default = meta */
4537 if (left_is_none && !fnKeysym)
4538 { /* accept pre-interp alt comb */
4539 if ([[theEvent characters] length] > 0)
4540 code = [[theEvent characters] characterAtIndex: 0];
4541 /*HACK: clear lone shift modifier to stop next if from firing */
4542 if (emacs_event->modifiers == shift_modifier)
4543 emacs_event->modifiers = 0;
4546 emacs_event->modifiers |=
4547 parse_solitary_modifier (ns_alternate_modifier);
4551 fprintf (stderr, "keyDown: code =%x\tfnKey =%x\tflags = %x\tmods = %x\n",
4552 code, fnKeysym, flags, emacs_event->modifiers);
4554 /* if it was a function key or had modifiers, pass it directly to emacs */
4555 if (fnKeysym || (emacs_event->modifiers
4556 && (emacs_event->modifiers != shift_modifier)
4557 && [[theEvent charactersIgnoringModifiers] length] > 0))
4558 /*[[theEvent characters] length] */
4560 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4562 code |= (1<<28)|(3<<16);
4563 else if (code == 0x7f)
4564 code |= (1<<28)|(3<<16);
4566 emacs_event->kind = code > 0xFF
4567 ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
4569 emacs_event->code = code;
4570 EV_TRAILER (theEvent);
4575 /* if we get here we should send the key for input manager processing */
4576 if (firstTime && [[NSInputManager currentInputManager]
4577 wantsToDelayTextChangeNotifications] == NO)
4579 "Emacs: WARNING: TextInput mgr wants marked text to be permanent!\n");
4582 if (NS_KEYLOG && !processingCompose)
4583 fprintf (stderr, "keyDown: Begin compose sequence.\n");
4585 processingCompose = YES;
4586 [nsEvArray addObject: theEvent];
4587 [self interpretKeyEvents: nsEvArray];
4588 [nsEvArray removeObject: theEvent];
4592 #ifdef NS_IMPL_COCOA
4593 /* Needed to pick up Ctrl-tab and possibly other events that OS X has
4594 decided not to send key-down for.
4595 See http://osdir.com/ml/editors.vim.mac/2007-10/msg00141.html
4596 This only applies on Tiger and earlier.
4597 If it matches one of these, send it on to keyDown. */
4598 -(void)keyUp: (NSEvent *)theEvent
4600 int flags = [theEvent modifierFlags];
4601 int code = [theEvent keyCode];
4602 if (floor (NSAppKitVersionNumber) <= 824 /*NSAppKitVersionNumber10_4*/ &&
4603 code == 0x30 && (flags & NSControlKeyMask) && !(flags & NSCommandKeyMask))
4606 fprintf (stderr, "keyUp: passed test");
4607 ns_fake_keydown = YES;
4608 [self keyDown: theEvent];
4614 /* <NSTextInput> implementation (called through super interpretKeyEvents:]). */
4617 /* <NSTextInput>: called when done composing;
4618 NOTE: also called when we delete over working text, followed immed.
4619 by doCommandBySelector: deleteBackward: */
4620 - (void)insertText: (id)aString
4623 int len = [(NSString *)aString length];
4627 NSLog (@"insertText '%@'\tlen = %d", aString, len);
4628 processingCompose = NO;
4633 /* first, clear any working text */
4634 if (workingText != nil)
4635 [self deleteWorkingText];
4637 /* now insert the string as keystrokes */
4638 for (i =0; i<len; i++)
4640 code = [aString characterAtIndex: i];
4641 /* TODO: still need this? */
4643 code = '~'; /* 0x7E */
4644 emacs_event->modifiers = 0;
4646 = code > 0xFF ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
4647 emacs_event->code = code;
4648 EV_TRAILER ((id)nil);
4653 /* <NSTextInput>: inserts display of composing characters */
4654 - (void)setMarkedText: (id)aString selectedRange: (NSRange)selRange
4656 NSString *str = [aString respondsToSelector: @selector (string)] ?
4657 [aString string] : aString;
4659 NSLog (@"setMarkedText '%@' len =%d range %d from %d", str, [str length],
4660 selRange.length, selRange.location);
4662 if (workingText != nil)
4663 [self deleteWorkingText];
4664 if ([str length] == 0)
4670 processingCompose = YES;
4671 workingText = [str copy];
4672 ns_working_text = build_string ([workingText UTF8String]);
4674 emacs_event->kind = NS_TEXT_EVENT;
4675 emacs_event->code = KEY_NS_PUT_WORKING_TEXT;
4676 EV_TRAILER ((id)nil);
4680 /* delete display of composing characters [not in <NSTextInput>] */
4681 - (void)deleteWorkingText
4683 if (workingText == nil)
4686 NSLog(@"deleteWorkingText len =%d\n", [workingText length]);
4687 [workingText release];
4689 processingCompose = NO;
4694 emacs_event->kind = NS_TEXT_EVENT;
4695 emacs_event->code = KEY_NS_UNPUT_WORKING_TEXT;
4696 EV_TRAILER ((id)nil);
4700 - (BOOL)hasMarkedText
4702 return workingText != nil;
4706 - (NSRange)markedRange
4708 NSRange rng = workingText != nil
4709 ? NSMakeRange (0, [workingText length]) : NSMakeRange (NSNotFound, 0);
4711 NSLog (@"markedRange request");
4719 NSLog (@"unmark (accept) text");
4720 [self deleteWorkingText];
4721 processingCompose = NO;
4725 /* used to position char selection windows, etc. */
4726 - (NSRect)firstRectForCharacterRange: (NSRange)theRange
4730 struct window *win = XWINDOW (FRAME_SELECTED_WINDOW (emacsframe));
4732 NSLog (@"firstRectForCharRange request");
4734 rect.size.width = theRange.length * FRAME_COLUMN_WIDTH (emacsframe);
4735 rect.size.height = FRAME_LINE_HEIGHT (emacsframe);
4736 pt.x = WINDOW_TEXT_TO_FRAME_PIXEL_X (win, win->phys_cursor.x);
4737 pt.y = WINDOW_TO_FRAME_PIXEL_Y (win, win->phys_cursor.y
4738 +FRAME_LINE_HEIGHT (emacsframe));
4740 pt = [self convertPoint: pt toView: nil];
4741 pt = [[self window] convertBaseToScreen: pt];
4747 - (long)conversationIdentifier
4753 - (void)doCommandBySelector: (SEL)aSelector
4756 NSLog (@"doCommandBySelector: %@", NSStringFromSelector (aSelector));
4758 if (aSelector == @selector (deleteBackward:))
4760 /* happens when user backspaces over an ongoing composition:
4761 throw a 'delete' into the event queue */
4764 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4765 emacs_event->code = 0xFF08;
4766 EV_TRAILER ((id)nil);
4770 - (NSArray *)validAttributesForMarkedText
4772 static NSArray *arr = nil;
4773 if (arr == nil) arr = [NSArray new];
4774 /* [[NSArray arrayWithObject: NSUnderlineStyleAttributeName] retain]; */
4778 - (NSRange)selectedRange
4781 NSLog (@"selectedRange request");
4782 return NSMakeRange (NSNotFound, 0);
4785 - (NSUInteger)characterIndexForPoint: (NSPoint)thePoint
4788 NSLog (@"characterIndexForPoint request");
4792 - (NSAttributedString *)attributedSubstringFromRange: (NSRange)theRange
4794 static NSAttributedString *str = nil;
4795 if (str == nil) str = [NSAttributedString new];
4797 NSLog (@"attributedSubstringFromRange request");
4801 /* End <NSTextInput> impl. */
4802 /*****************************************************************************/
4805 /* This is what happens when the user presses a mouse button. */
4806 - (void)mouseDown: (NSEvent *)theEvent
4808 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
4811 NSTRACE (mouseDown);
4813 [self deleteWorkingText];
4818 last_mouse_frame = emacsframe;
4819 /* appears to be needed to prevent spurious movement events generated on
4821 last_mouse_frame->mouse_moved = 0;
4823 if ([theEvent type] == NSScrollWheel)
4825 float delta = [theEvent deltaY];
4826 /* Mac notebooks send wheel events w/delta =0 when trackpad scrolling */
4829 emacs_event->kind = WHEEL_EVENT;
4830 emacs_event->code = 0;
4831 emacs_event->modifiers = EV_MODIFIERS (theEvent) |
4832 ((delta > 0) ? up_modifier : down_modifier);
4836 emacs_event->kind = MOUSE_CLICK_EVENT;
4837 emacs_event->code = EV_BUTTON (theEvent);
4838 emacs_event->modifiers = EV_MODIFIERS (theEvent)
4839 | EV_UDMODIFIERS (theEvent);
4841 XSETINT (emacs_event->x, lrint (p.x));
4842 XSETINT (emacs_event->y, lrint (p.y));
4843 EV_TRAILER (theEvent);
4847 - (void)rightMouseDown: (NSEvent *)theEvent
4849 NSTRACE (rightMouseDown);
4850 [self mouseDown: theEvent];
4854 - (void)otherMouseDown: (NSEvent *)theEvent
4856 NSTRACE (otherMouseDown);
4857 [self mouseDown: theEvent];
4861 - (void)mouseUp: (NSEvent *)theEvent
4864 [self mouseDown: theEvent];
4868 - (void)rightMouseUp: (NSEvent *)theEvent
4870 NSTRACE (rightMouseUp);
4871 [self mouseDown: theEvent];
4875 - (void)otherMouseUp: (NSEvent *)theEvent
4877 NSTRACE (otherMouseUp);
4878 [self mouseDown: theEvent];
4882 - (void) scrollWheel: (NSEvent *)theEvent
4884 NSTRACE (scrollWheel);
4885 [self mouseDown: theEvent];
4889 /* Tell emacs the mouse has moved. */
4890 - (void)mouseMoved: (NSEvent *)e
4892 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
4895 // NSTRACE (mouseMoved);
4897 last_mouse_movement_time = EV_TIMESTAMP (e);
4898 last_mouse_motion_position
4899 = [self convertPoint: [e locationInWindow] fromView: nil];
4901 /* update any mouse face */
4902 if (hlinfo->mouse_face_hidden)
4904 hlinfo->mouse_face_hidden = 0;
4905 clear_mouse_face (hlinfo);
4908 /* tooltip handling */
4909 previous_help_echo_string = help_echo_string;
4910 help_echo_string = Qnil;
4912 if (!note_mouse_movement (emacsframe, last_mouse_motion_position.x,
4913 last_mouse_motion_position.y))
4914 help_echo_string = previous_help_echo_string;
4916 XSETFRAME (frame, emacsframe);
4917 if (!NILP (help_echo_string) || !NILP (previous_help_echo_string))
4919 /* NOTE: help_echo_{window,pos,object} are set in xdisp.c
4920 (note_mouse_highlight), which is called through the
4921 note_mouse_movement () call above */
4922 gen_help_event (help_echo_string, frame, help_echo_window,
4923 help_echo_object, help_echo_pos);
4927 help_echo_string = Qnil;
4928 gen_help_event (Qnil, frame, Qnil, Qnil, 0);
4931 if (emacsframe->mouse_moved && send_appdefined)
4932 ns_send_appdefined (-1);
4936 - (void)mouseDragged: (NSEvent *)e
4938 NSTRACE (mouseDragged);
4939 [self mouseMoved: e];
4943 - (void)rightMouseDragged: (NSEvent *)e
4945 NSTRACE (rightMouseDragged);
4946 [self mouseMoved: e];
4950 - (void)otherMouseDragged: (NSEvent *)e
4952 NSTRACE (otherMouseDragged);
4953 [self mouseMoved: e];
4957 - (BOOL)windowShouldClose: (id)sender
4959 NSEvent *e =[[self window] currentEvent];
4961 NSTRACE (windowShouldClose);
4962 windowClosing = YES;
4965 emacs_event->kind = DELETE_WINDOW_EVENT;
4966 emacs_event->modifiers = 0;
4967 emacs_event->code = 0;
4969 /* Don't close this window, let this be done from lisp code. */
4974 - (NSSize)windowWillResize: (NSWindow *)sender toSize: (NSSize)frameSize
4975 /* normalize frame to gridded text size */
4977 NSTRACE (windowWillResize);
4978 /*fprintf (stderr,"Window will resize: %.0f x %.0f\n",frameSize.width,frameSize.height); */
4980 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe,
4981 #ifdef NS_IMPL_GNUSTEP
4982 frameSize.width + 3);
4986 if (cols < MINWIDTH)
4989 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe, frameSize.height
4990 #ifdef NS_IMPL_GNUSTEP
4991 - FRAME_NS_TITLEBAR_HEIGHT (emacsframe) + 3
4992 - FRAME_TOOLBAR_HEIGHT (emacsframe));
4994 - FRAME_NS_TITLEBAR_HEIGHT (emacsframe)
4995 - FRAME_TOOLBAR_HEIGHT (emacsframe));
4997 if (rows < MINHEIGHT)
4999 #ifdef NS_IMPL_COCOA
5001 /* this sets window title to have size in it; the wm does this under GS */
5002 NSRect r = [[self window] frame];
5003 if (r.size.height == frameSize.height && r.size.width == frameSize.width)
5014 NSWindow *window = [self window];
5017 const char *t = [[[self window] title] UTF8String];
5018 char *pos = strstr (t, " — ");
5021 old_title = (char *) xmalloc (strlen (t) + 1);
5022 strcpy (old_title, t);
5024 size_title = xmalloc (strlen (old_title) + 40);
5025 sprintf (size_title, "%s — (%d x %d)", old_title, cols, rows);
5026 [window setTitle: [NSString stringWithUTF8String: size_title]];
5031 #endif /* NS_IMPL_COCOA */
5032 /*fprintf (stderr," ...size became %.0f x %.0f (%d x %d)\n",frameSize.width,frameSize.height,cols,rows); */
5038 - (void)windowDidResize: (NSNotification *)notification
5040 NSWindow *theWindow = [notification object];
5042 #ifdef NS_IMPL_GNUSTEP
5043 /* in GNUstep, at least currently, it's possible to get a didResize
5044 without getting a willResize.. therefore we need to act as if we got
5045 the willResize now */
5046 NSSize sz = [theWindow frame].size;
5047 sz = [self windowWillResize: theWindow toSize: sz];
5048 #endif /* NS_IMPL_GNUSTEP */
5050 NSTRACE (windowDidResize);
5051 /*fprintf (stderr,"windowDidResize: %.0f\n",[theWindow frame].size.height); */
5053 #ifdef NS_IMPL_COCOA
5059 #endif /* NS_IMPL_COCOA */
5061 /* Avoid loop under GNUstep due to call at beginning of this function.
5062 (x_set_window_size causes a resize which causes
5063 a "windowDidResize" which calls x_set_window_size). */
5064 #ifndef NS_IMPL_GNUSTEP
5065 if (cols > 0 && rows > 0)
5066 x_set_window_size (emacsframe, 0, cols, rows);
5069 ns_send_appdefined (-1);
5073 - (void)windowDidBecomeKey: (NSNotification *)notification
5074 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5076 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5077 struct frame *old_focus = dpyinfo->x_focus_frame;
5079 NSTRACE (windowDidBecomeKey);
5081 if (emacsframe != old_focus)
5082 dpyinfo->x_focus_frame = emacsframe;
5084 ns_frame_rehighlight (emacsframe);
5088 emacs_event->kind = FOCUS_IN_EVENT;
5089 EV_TRAILER ((id)nil);
5094 - (void)windowDidResignKey: (NSNotification *)notification
5095 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5097 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5098 NSTRACE (windowDidResignKey);
5100 if (dpyinfo->x_focus_frame == emacsframe)
5101 dpyinfo->x_focus_frame = 0;
5103 ns_frame_rehighlight (emacsframe);
5105 /* FIXME: for some reason needed on second and subsequent clicks away
5106 from sole-frame Emacs to get hollow box to show */
5107 if (!windowClosing && [[self window] isVisible] == YES)
5109 x_update_cursor (emacsframe, 1);
5110 x_set_frame_alpha (emacsframe);
5115 [self deleteWorkingText];
5116 emacs_event->kind = FOCUS_IN_EVENT;
5117 EV_TRAILER ((id)nil);
5122 - (void)windowWillMiniaturize: sender
5124 NSTRACE (windowWillMiniaturize);
5140 - initFrameFromEmacs: (struct frame *)f
5145 NSButton *toggleButton;
5146 int vbextra = NS_SCROLL_BAR_WIDTH (f);
5151 NSTRACE (initFrameFromEmacs);
5154 processingCompose = NO;
5155 scrollbarsNeedingUpdate = 0;
5157 /*fprintf (stderr,"init with %d, %d\n",f->text_cols, f->text_lines); */
5159 ns_userRect = NSMakeRect (0, 0, 0, 0);
5160 r = NSMakeRect (0, 0, FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, f->text_cols),
5161 FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, f->text_lines));
5162 [self initWithFrame: r];
5163 [self setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
5165 FRAME_NS_VIEW (f) = self;
5169 win = [[EmacsWindow alloc]
5170 initWithContentRect: r
5171 styleMask: (NSResizableWindowMask |
5172 NSMiniaturizableWindowMask |
5173 NSClosableWindowMask)
5174 backing: NSBackingStoreBuffered
5178 f->border_width = wr.size.width - r.size.width;
5179 FRAME_NS_TITLEBAR_HEIGHT (f) = wr.size.height - r.size.height;
5181 [win setAcceptsMouseMovedEvents: YES];
5182 [win setDelegate: self];
5183 [win useOptimizedDrawing: YES];
5185 sz.width = FRAME_COLUMN_WIDTH (f);
5186 sz.height = FRAME_LINE_HEIGHT (f);
5187 [win setResizeIncrements: sz];
5189 [[win contentView] addSubview: self];
5192 [self registerForDraggedTypes: ns_drag_types];
5195 name = [NSString stringWithUTF8String:
5196 NILP (tem) ? (unsigned char *)"Emacs" : SDATA (tem)];
5197 [win setTitle: name];
5199 /* toolbar support */
5200 toolbar = [[EmacsToolbar alloc] initForView: self withIdentifier:
5201 [NSString stringWithFormat: @"Emacs Frame %d",
5203 [win setToolbar: toolbar];
5204 [toolbar setVisible: NO];
5205 #ifdef NS_IMPL_COCOA
5206 toggleButton = [win standardWindowButton: NSWindowToolbarButton];
5207 [toggleButton setTarget: self];
5208 [toggleButton setAction: @selector (toggleToolbar: )];
5210 FRAME_TOOLBAR_HEIGHT (f) = 0;
5214 [win setMiniwindowTitle:
5215 [NSString stringWithUTF8String: SDATA (tem)]];
5218 NSScreen *screen = [win screen];
5221 [win setFrameTopLeftPoint: NSMakePoint
5222 (IN_BOUND (-SCREENMAX, f->left_pos, SCREENMAX),
5223 IN_BOUND (-SCREENMAX,
5224 [screen frame].size.height - NS_TOP_POS (f), SCREENMAX))];
5227 [win makeFirstResponder: self];
5229 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
5230 (FRAME_DEFAULT_FACE (emacsframe)), emacsframe);
5231 [win setBackgroundColor: col];
5232 if ([col alphaComponent] != 1.0)
5233 [win setOpaque: NO];
5235 [self allocateGState];
5242 - (void)windowDidMove: sender
5244 NSWindow *win = [self window];
5245 NSRect r = [win frame];
5246 NSArray *screens = [NSScreen screens];
5247 NSScreen *screen = [screens objectAtIndex: 0];
5249 NSTRACE (windowDidMove);
5251 if (!emacsframe->output_data.ns)
5255 emacsframe->left_pos = r.origin.x;
5256 emacsframe->top_pos =
5257 [screen frame].size.height - (r.origin.y + r.size.height);
5262 /* Called AFTER method below, but before our windowWillResize call there leads
5263 to windowDidResize -> x_set_window_size. Update emacs' notion of frame
5264 location so set_window_size moves the frame. */
5265 - (BOOL)windowShouldZoom: (NSWindow *)sender toFrame: (NSRect)newFrame
5267 emacsframe->output_data.ns->zooming = 1;
5272 /* Override to do something slightly nonstandard, but nice. First click on
5273 zoom button will zoom vertically. Second will zoom completely. Third
5274 returns to original. */
5275 - (NSRect)windowWillUseStandardFrame:(NSWindow *)sender
5276 defaultFrame:(NSRect)defaultFrame
5278 NSRect result = [sender frame];
5280 NSTRACE (windowWillUseStandardFrame);
5282 if (abs (defaultFrame.size.height - result.size.height)
5283 > FRAME_LINE_HEIGHT (emacsframe))
5286 ns_userRect = result;
5287 result.size.height = defaultFrame.size.height;
5288 result.origin.y = defaultFrame.origin.y;
5292 if (abs (defaultFrame.size.width - result.size.width)
5293 > FRAME_COLUMN_WIDTH (emacsframe))
5294 result = defaultFrame; /* second click */
5298 result = ns_userRect.size.height ? ns_userRect : result;
5299 ns_userRect = NSMakeRect (0, 0, 0, 0);
5303 [self windowWillResize: sender toSize: result.size];
5308 - (void)windowDidDeminiaturize: sender
5310 NSTRACE (windowDidDeminiaturize);
5311 if (!emacsframe->output_data.ns)
5313 emacsframe->async_iconified = 0;
5314 emacsframe->async_visible = 1;
5315 windows_or_buffers_changed++;
5319 emacs_event->kind = ICONIFY_EVENT;
5320 EV_TRAILER ((id)nil);
5325 - (void)windowDidExpose: sender
5327 NSTRACE (windowDidExpose);
5328 if (!emacsframe->output_data.ns)
5330 emacsframe->async_visible = 1;
5331 SET_FRAME_GARBAGED (emacsframe);
5333 if (send_appdefined)
5334 ns_send_appdefined (-1);
5338 - (void)windowDidMiniaturize: sender
5340 NSTRACE (windowDidMiniaturize);
5341 if (!emacsframe->output_data.ns)
5344 emacsframe->async_iconified = 1;
5345 emacsframe->async_visible = 0;
5349 emacs_event->kind = ICONIFY_EVENT;
5350 EV_TRAILER ((id)nil);
5355 - (void)mouseEntered: (NSEvent *)theEvent
5357 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
5358 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5359 NSTRACE (mouseEntered);
5361 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
5365 - (void)mouseExited: (NSEvent *)theEvent
5367 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
5369 Mouse_HLInfo *hlinfo = emacsframe ? MOUSE_HL_INFO (emacsframe) : NULL;
5371 NSTRACE (mouseExited);
5376 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
5378 if (emacsframe == hlinfo->mouse_face_mouse_frame)
5380 clear_mouse_face (hlinfo);
5381 hlinfo->mouse_face_mouse_frame = 0;
5389 if (context_menu_value == -1)
5390 context_menu_value = [sender tag];
5392 find_and_call_menu_selection (emacsframe, emacsframe->menu_bar_items_used,
5393 emacsframe->menu_bar_vector,
5394 (void *)[sender tag]);
5395 ns_send_appdefined (-1);
5400 - (EmacsToolbar *)toolbar
5406 /* this gets called on toolbar button click */
5407 - toolbarClicked: (id)item
5410 int idx = [item tag] * TOOL_BAR_ITEM_NSLOTS;
5412 NSTRACE (toolbarClicked);
5417 /* send first event (for some reason two needed) */
5418 theEvent = [[self window] currentEvent];
5419 emacs_event->kind = TOOL_BAR_EVENT;
5420 XSETFRAME (emacs_event->arg, emacsframe);
5421 EV_TRAILER (theEvent);
5423 emacs_event->kind = TOOL_BAR_EVENT;
5424 /* XSETINT (emacs_event->code, 0); */
5425 emacs_event->arg = AREF (emacsframe->tool_bar_items,
5426 idx + TOOL_BAR_ITEM_KEY);
5427 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5428 EV_TRAILER (theEvent);
5433 - toggleToolbar: (id)sender
5438 emacs_event->kind = NS_NONKEY_EVENT;
5439 emacs_event->code = KEY_NS_TOGGLE_TOOLBAR;
5440 EV_TRAILER ((id)nil);
5445 - (void)drawRect: (NSRect)rect
5447 int x = NSMinX (rect), y = NSMinY (rect);
5448 int width = NSWidth (rect), height = NSHeight (rect);
5452 if (!emacsframe || !emacsframe->output_data.ns || ns_in_resize)
5455 ns_clear_frame_area (emacsframe, x, y, width, height);
5456 expose_frame (emacsframe, x, y, width, height);
5459 drawRect: may be called (at least in OS X 10.5) for invisible
5460 views as well for some reason. Thus, do not infer visibility
5463 emacsframe->async_visible = 1;
5464 emacsframe->async_iconified = 0;
5469 /* NSDraggingDestination protocol methods. Actually this is not really a
5470 protocol, but a category of Object. O well... */
5472 -(NSUInteger) draggingEntered: (id <NSDraggingInfo>) sender
5474 NSTRACE (draggingEntered);
5475 return NSDragOperationGeneric;
5479 -(BOOL)prepareForDragOperation: (id <NSDraggingInfo>) sender
5485 -(BOOL)performDragOperation: (id <NSDraggingInfo>) sender
5490 NSEvent *theEvent = [[self window] currentEvent];
5493 NSTRACE (performDragOperation);
5498 position = [self convertPoint: [sender draggingLocation] fromView: nil];
5499 x = lrint (position.x); y = lrint (position.y);
5501 pb = [sender draggingPasteboard];
5502 type = [pb availableTypeFromArray: ns_drag_types];
5507 else if ([type isEqualToString: NSFilenamesPboardType])
5510 NSEnumerator *fenum;
5513 if (!(files = [pb propertyListForType: type]))
5516 fenum = [files objectEnumerator];
5517 while ( (file = [fenum nextObject]) )
5519 emacs_event->kind = NS_NONKEY_EVENT;
5520 emacs_event->code = KEY_NS_DRAG_FILE;
5521 XSETINT (emacs_event->x, x);
5522 XSETINT (emacs_event->y, y);
5523 ns_input_file = append2 (ns_input_file,
5524 build_string ([file UTF8String]));
5525 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5526 EV_TRAILER (theEvent);
5530 else if ([type isEqualToString: NSURLPboardType])
5535 if (!(fileURL = [NSURL URLFromPasteboard: pb]) ||
5536 [fileURL isFileURL] == NO)
5539 file = [fileURL path];
5540 emacs_event->kind = NS_NONKEY_EVENT;
5541 emacs_event->code = KEY_NS_DRAG_FILE;
5542 XSETINT (emacs_event->x, x);
5543 XSETINT (emacs_event->y, y);
5544 ns_input_file = append2 (ns_input_file, build_string ([file UTF8String]));
5545 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5546 EV_TRAILER (theEvent);
5549 else if ([type isEqualToString: NSStringPboardType]
5550 || [type isEqualToString: NSTabularTextPboardType])
5554 if (! (data = [pb stringForType: type]))
5557 emacs_event->kind = NS_NONKEY_EVENT;
5558 emacs_event->code = KEY_NS_DRAG_TEXT;
5559 XSETINT (emacs_event->x, x);
5560 XSETINT (emacs_event->y, y);
5561 ns_input_text = build_string ([data UTF8String]);
5562 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5563 EV_TRAILER (theEvent);
5566 else if ([type isEqualToString: NSColorPboardType])
5568 NSColor *c = [NSColor colorFromPasteboard: pb];
5569 emacs_event->kind = NS_NONKEY_EVENT;
5570 emacs_event->code = KEY_NS_DRAG_COLOR;
5571 XSETINT (emacs_event->x, x);
5572 XSETINT (emacs_event->y, y);
5573 ns_input_color = ns_color_to_lisp (c);
5574 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5575 EV_TRAILER (theEvent);
5578 else if ([type isEqualToString: NSFontPboardType])
5580 /* impl based on GNUstep NSTextView.m */
5581 NSData *data = [pb dataForType: NSFontPboardType];
5582 NSDictionary *dict = [NSUnarchiver unarchiveObjectWithData: data];
5583 NSFont *font = [dict objectForKey: NSFontAttributeName];
5589 emacs_event->kind = NS_NONKEY_EVENT;
5590 emacs_event->code = KEY_NS_CHANGE_FONT;
5591 XSETINT (emacs_event->x, x);
5592 XSETINT (emacs_event->y, y);
5593 ns_input_font = build_string ([[font fontName] UTF8String]);
5594 snprintf (fontSize, 10, "%f", [font pointSize]);
5595 ns_input_fontsize = build_string (fontSize);
5596 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5597 EV_TRAILER (theEvent);
5602 error ("Invalid data type in dragging pasteboard.");
5608 - validRequestorForSendType: (NSString *)typeSent
5609 returnType: (NSString *)typeReturned
5611 NSTRACE (validRequestorForSendType);
5612 if ([ns_send_types indexOfObjectIdenticalTo: typeSent] != NSNotFound &&
5613 [ns_return_types indexOfObjectIdenticalTo: typeSent] != NSNotFound)
5616 return [super validRequestorForSendType: typeSent
5617 returnType: typeReturned];
5621 /* The next two methods are part of NSServicesRequests informal protocol,
5622 supposedly called when a services menu item is chosen from this app.
5623 But this should not happen because we override the services menu with our
5624 own entries which call ns-perform-service.
5625 Nonetheless, it appeared to happen (under strange circumstances): bug#1435.
5626 So let's at least stub them out until further investigation can be done. */
5628 - (BOOL) readSelectionFromPasteboard: (NSPasteboard *)pb
5630 /* we could call ns_string_from_pasteboard(pboard) here but then it should
5631 be written into the buffer in place of the existing selection..
5632 ordinary service calls go through functions defined in ns-win.el */
5636 - (BOOL) writeSelectionToPasteboard: (NSPasteboard *)pb types: (NSArray *)types
5638 /* supposed to write for as many of types as we are able */
5643 /* setMini =YES means set from internal (gives a finder icon), NO means set nil
5644 (gives a miniaturized version of the window); currently we use the latter for
5645 frames whose active buffer doesn't correspond to any file
5646 (e.g., '*scratch*') */
5647 - setMiniwindowImage: (BOOL) setMini
5649 id image = [[self window] miniwindowImage];
5650 NSTRACE (setMiniwindowImage);
5652 /* NOTE: under Cocoa miniwindowImage always returns nil, documentation
5653 about "AppleDockIconEnabled" notwithstanding, however the set message
5654 below has its effect nonetheless. */
5655 if (image != emacsframe->output_data.ns->miniimage)
5657 if (image && [image isKindOfClass: [EmacsImage class]])
5659 [[self window] setMiniwindowImage:
5660 setMini ? emacsframe->output_data.ns->miniimage : nil];
5667 - (void) setRows: (int) r andColumns: (int) c
5673 @end /* EmacsView */
5677 /* ==========================================================================
5679 EmacsWindow implementation
5681 ========================================================================== */
5683 @implementation EmacsWindow
5685 /* If we have multiple monitors, one above the other, we don't want to
5686 restrict the height to just one monitor. So we override this. */
5687 - (NSRect)constrainFrameRect:(NSRect)frameRect toScreen:(NSScreen *)screen
5689 /* When making the frame visible for the first time, we want to
5690 constrain. Other times not. */
5691 struct frame *f = ((EmacsView *)[self delegate])->emacsframe;
5692 if (f->output_data.ns->dont_constrain)
5695 f->output_data.ns->dont_constrain = 1;
5696 return [super constrainFrameRect:frameRect toScreen:screen];
5700 /* called only on resize clicks by special case in EmacsApp-sendEvent */
5701 - (void)mouseDown: (NSEvent *)theEvent
5705 NSSize size = [[theEvent window] frame].size;
5706 grabOffset = [theEvent locationInWindow];
5707 grabOffset.x = size.width - grabOffset.x;
5710 [super mouseDown: theEvent];
5715 - (void)mouseUp: (NSEvent *)theEvent
5719 struct frame *f = ((EmacsView *)[self delegate])->emacsframe;
5721 ns_set_name_as_filename (f);
5723 ns_send_appdefined (-1);
5726 [super mouseUp: theEvent];
5730 /* send resize events */
5731 - (void)mouseDragged: (NSEvent *)theEvent
5735 NSPoint p = [theEvent locationInWindow];
5736 NSSize size, vettedSize, origSize = [self frame].size;
5738 size.width = p.x + grabOffset.x;
5739 size.height = origSize.height - p.y + grabOffset.y;
5741 if (size.width == origSize.width && size.height == origSize.height)
5744 vettedSize = [[self delegate] windowWillResize: self toSize: size];
5745 [[NSNotificationCenter defaultCenter]
5746 postNotificationName: NSWindowDidResizeNotification
5750 [super mouseDragged: theEvent];
5753 @end /* EmacsWindow */
5756 /* ==========================================================================
5758 EmacsScroller implementation
5760 ========================================================================== */
5763 @implementation EmacsScroller
5765 /* for repeat button push */
5766 #define SCROLL_BAR_FIRST_DELAY 0.5
5767 #define SCROLL_BAR_CONTINUOUS_DELAY (1.0 / 15)
5769 + (CGFloat) scrollerWidth
5771 /* TODO: if we want to allow variable widths, this is the place to do it,
5772 however neither GNUstep nor Cocoa support it very well */
5773 return [NSScroller scrollerWidth];
5777 - initFrame: (NSRect )r window: (Lisp_Object)nwin
5779 NSTRACE (EmacsScroller_initFrame);
5781 r.size.width = [EmacsScroller scrollerWidth];
5782 [super initWithFrame: r/*NSMakeRect (0, 0, 0, 0)*/];
5783 [self setContinuous: YES];
5784 [self setEnabled: YES];
5786 /* Ensure auto resizing of scrollbars occurs within the emacs frame's view
5787 locked against the top and bottom edges, and right edge on OS X, where
5788 scrollers are on right. */
5789 #ifdef NS_IMPL_GNUSTEP
5790 [self setAutoresizingMask: NSViewMaxXMargin | NSViewHeightSizable];
5792 [self setAutoresizingMask: NSViewMinXMargin | NSViewHeightSizable];
5797 pixel_height = NSHeight (r);
5798 if (pixel_height == 0) pixel_height = 1;
5799 min_portion = 20 / pixel_height;
5801 frame = XFRAME (XWINDOW (win)->frame);
5802 if (FRAME_LIVE_P (frame))
5805 EmacsView *view = FRAME_NS_VIEW (frame);
5806 NSView *sview = [[view window] contentView];
5807 NSArray *subs = [sview subviews];
5809 /* disable optimization stopping redraw of other scrollbars */
5810 view->scrollbarsNeedingUpdate = 0;
5811 for (i =[subs count]-1; i >= 0; i--)
5812 if ([[subs objectAtIndex: i] isKindOfClass: [EmacsScroller class]])
5813 view->scrollbarsNeedingUpdate++;
5814 [sview addSubview: self];
5817 /* [self setFrame: r]; */
5823 - (void)setFrame: (NSRect)newRect
5825 NSTRACE (EmacsScroller_setFrame);
5827 pixel_height = NSHeight (newRect);
5828 if (pixel_height == 0) pixel_height = 1;
5829 min_portion = 20 / pixel_height;
5830 [super setFrame: newRect];
5832 /* UNBLOCK_INPUT; */
5838 NSTRACE (EmacsScroller_dealloc);
5840 XWINDOW (win)->vertical_scroll_bar = Qnil;
5868 /* ensure other scrollbar updates after deletion */
5869 view = (EmacsView *)FRAME_NS_VIEW (frame);
5871 view->scrollbarsNeedingUpdate++;
5872 [self removeFromSuperview];
5880 - (void)resetCursorRects
5882 NSRect visible = [self visibleRect];
5883 NSTRACE (resetCursorRects);
5885 if (!NSIsEmptyRect (visible))
5886 [self addCursorRect: visible cursor: [NSCursor arrowCursor]];
5887 [[NSCursor arrowCursor] setOnMouseEntered: YES];
5891 - (int) checkSamePosition: (int) position portion: (int) portion
5894 return em_position ==position && em_portion ==portion && em_whole ==whole
5895 && portion != whole; /* needed for resize empty buf */
5899 - setPosition: (int)position portion: (int)portion whole: (int)whole
5901 NSTRACE (setPosition);
5903 em_position = position;
5904 em_portion = portion;
5907 if (portion >= whole)
5908 [self setFloatValue: 0.0 knobProportion: 1.0];
5912 portion = max ((float)whole*min_portion/pixel_height, portion);
5913 pos = (float)position / (whole - portion);
5914 por = (float)portion/whole;
5915 [self setFloatValue: pos knobProportion: por];
5920 /* FIXME: unused at moment (see ns_mouse_position) at the moment because
5921 drag events will go directly to the EmacsScroller. Leaving in for now. */
5922 -(void)getMouseMotionPart: (int *)part window: (Lisp_Object *)window
5923 x: (Lisp_Object *)x y: ( Lisp_Object *)y
5925 *part = last_hit_part;
5927 XSETINT (*y, pixel_height);
5928 if ([self floatValue] > 0.999)
5929 XSETINT (*x, pixel_height);
5931 XSETINT (*x, pixel_height * [self floatValue]);
5935 /* set up emacs_event */
5936 - (void) sendScrollEventAtLoc: (float)loc fromEvent: (NSEvent *)e
5941 emacs_event->part = last_hit_part;
5942 emacs_event->code = 0;
5943 emacs_event->modifiers = EV_MODIFIERS (e) | down_modifier;
5944 emacs_event->frame_or_window = win;
5945 emacs_event->timestamp = EV_TIMESTAMP (e);
5946 emacs_event->kind = SCROLL_BAR_CLICK_EVENT;
5947 emacs_event->arg = Qnil;
5948 XSETINT (emacs_event->x, loc * pixel_height);
5949 XSETINT (emacs_event->y, pixel_height-20);
5951 n_emacs_events_pending++;
5952 kbd_buffer_store_event_hold (emacs_event, q_event_ptr);
5953 EVENT_INIT (*emacs_event);
5954 ns_send_appdefined (-1);
5958 /* called manually thru timer to implement repeated button action w/hold-down */
5959 - repeatScroll: (NSTimer *)scrollEntry
5961 NSEvent *e = [[self window] currentEvent];
5962 NSPoint p = [[self window] mouseLocationOutsideOfEventStream];
5963 BOOL inKnob = [self testPart: p] == NSScrollerKnob;
5965 /* clear timer if need be */
5966 if (inKnob || [scroll_repeat_entry timeInterval] == SCROLL_BAR_FIRST_DELAY)
5968 [scroll_repeat_entry invalidate];
5969 [scroll_repeat_entry release];
5970 scroll_repeat_entry = nil;
5976 = [[NSTimer scheduledTimerWithTimeInterval:
5977 SCROLL_BAR_CONTINUOUS_DELAY
5979 selector: @selector (repeatScroll:)
5985 [self sendScrollEventAtLoc: 0 fromEvent: e];
5990 /* Asynchronous mouse tracking for scroller. This allows us to dispatch
5991 mouseDragged events without going into a modal loop. */
5992 - (void)mouseDown: (NSEvent *)e
5995 /* hitPart is only updated AFTER event is passed on */
5996 NSScrollerPart part = [self testPart: [e locationInWindow]];
5997 double inc = 0.0, loc, kloc, pos;
6000 NSTRACE (EmacsScroller_mouseDown);
6004 case NSScrollerDecrementPage:
6005 last_hit_part = scroll_bar_above_handle; inc = -1.0; break;
6006 case NSScrollerIncrementPage:
6007 last_hit_part = scroll_bar_below_handle; inc = 1.0; break;
6008 case NSScrollerDecrementLine:
6009 last_hit_part = scroll_bar_up_arrow; inc = -0.1; break;
6010 case NSScrollerIncrementLine:
6011 last_hit_part = scroll_bar_down_arrow; inc = 0.1; break;
6012 case NSScrollerKnob:
6013 last_hit_part = scroll_bar_handle; break;
6014 case NSScrollerKnobSlot: /* GNUstep-only */
6015 last_hit_part = scroll_bar_move_ratio; break;
6016 default: /* NSScrollerNoPart? */
6017 fprintf (stderr, "EmacsScoller-mouseDown: unexpected part %ld\n",
6024 pos = 0; /* ignored */
6026 /* set a timer to repeat, as we can't let superclass do this modally */
6028 = [[NSTimer scheduledTimerWithTimeInterval: SCROLL_BAR_FIRST_DELAY
6030 selector: @selector (repeatScroll:)
6037 /* handle, or on GNUstep possibly slot */
6038 NSEvent *fake_event;
6040 /* compute float loc in slot and mouse offset on knob */
6041 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
6043 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
6049 else if (loc >= NSHeight (sr))
6051 loc = NSHeight (sr);
6059 kr = [self convertRect: [self rectForPart: NSScrollerKnob]
6061 kloc = NSHeight (kr) - ([e locationInWindow].y - NSMinY (kr));
6063 last_mouse_offset = kloc;
6065 /* if knob, tell emacs a location offset by knob pos
6066 (to indicate top of handle) */
6067 if (part == NSScrollerKnob)
6068 pos = (loc - last_mouse_offset) / NSHeight (sr);
6070 /* else this is a slot click on GNUstep: go straight there */
6071 pos = loc / NSHeight (sr);
6073 /* send a fake mouse-up to super to preempt modal -trackKnob: mode */
6074 fake_event = [NSEvent mouseEventWithType: NSLeftMouseUp
6075 location: [e locationInWindow]
6076 modifierFlags: [e modifierFlags]
6077 timestamp: [e timestamp]
6078 windowNumber: [e windowNumber]
6079 context: [e context]
6080 eventNumber: [e eventNumber]
6081 clickCount: [e clickCount]
6082 pressure: [e pressure]];
6083 [super mouseUp: fake_event];
6086 if (part != NSScrollerKnob)
6087 [self sendScrollEventAtLoc: pos fromEvent: e];
6091 /* Called as we manually track scroller drags, rather than superclass. */
6092 - (void)mouseDragged: (NSEvent *)e
6098 NSTRACE (EmacsScroller_mouseDragged);
6100 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
6102 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
6109 else if (loc >= NSHeight (sr) + last_mouse_offset)
6111 loc = NSHeight (sr) + last_mouse_offset;
6115 pos = /*(edge ? loc :*/ (loc - last_mouse_offset) / NSHeight (sr);
6116 [self sendScrollEventAtLoc: pos fromEvent: e];
6120 - (void)mouseUp: (NSEvent *)e
6122 if (scroll_repeat_entry)
6124 [scroll_repeat_entry invalidate];
6125 [scroll_repeat_entry release];
6126 scroll_repeat_entry = nil;
6132 /* treat scrollwheel events in the bar as though they were in the main window */
6133 - (void) scrollWheel: (NSEvent *)theEvent
6135 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (frame);
6136 [view mouseDown: theEvent];
6139 @end /* EmacsScroller */
6144 /* ==========================================================================
6146 Font-related functions; these used to be in nsfaces.m
6148 ========================================================================== */
6152 x_new_font (struct frame *f, Lisp_Object font_object, int fontset)
6154 struct font *font = XFONT_OBJECT (font_object);
6157 fontset = fontset_from_font (font_object);
6158 FRAME_FONTSET (f) = fontset;
6160 if (FRAME_FONT (f) == font)
6161 /* This font is already set in frame F. There's nothing more to
6165 FRAME_FONT (f) = font;
6167 FRAME_BASELINE_OFFSET (f) = font->baseline_offset;
6168 FRAME_COLUMN_WIDTH (f) = font->average_width;
6169 FRAME_SPACE_WIDTH (f) = font->space_width;
6170 FRAME_LINE_HEIGHT (f) = font->height;
6172 compute_fringe_widths (f, 1);
6174 /* Compute the scroll bar width in character columns. */
6175 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0)
6177 int wid = FRAME_COLUMN_WIDTH (f);
6178 FRAME_CONFIG_SCROLL_BAR_COLS (f)
6179 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid - 1) / wid;
6183 int wid = FRAME_COLUMN_WIDTH (f);
6184 FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid;
6187 /* Now make the frame display the given font. */
6188 if (FRAME_NS_WINDOW (f) != 0)
6189 x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f));
6195 /* XLFD: -foundry-family-weight-slant-swidth-adstyle-pxlsz-ptSz-resx-resy-spc-avgWidth-rgstry-encoding */
6196 /* Note: ns_font_to_xlfd and ns_fontname_to_xlfd no longer needed, removed
6200 ns_xlfd_to_fontname (const char *xlfd)
6201 /* --------------------------------------------------------------------------
6202 Convert an X font name (XLFD) to an NS font name.
6203 Only family is used.
6204 The string returned is temporarily allocated.
6205 -------------------------------------------------------------------------- */
6207 char *name = xmalloc (180);
6211 if (!strncmp (xlfd, "--", 2))
6212 sscanf (xlfd, "--%*[^-]-%[^-]179-", name);
6214 sscanf (xlfd, "-%*[^-]-%[^-]179-", name);
6216 /* stopgap for malformed XLFD input */
6217 if (strlen (name) == 0)
6218 strcpy (name, "Monaco");
6220 /* undo hack in ns_fontname_to_xlfd, converting '$' to '-', '_' to ' '
6221 also uppercase after '-' or ' ' */
6222 name[0] = toupper (name[0]);
6223 for (len =strlen (name), i =0; i<len; i++)
6229 name[i+1] = toupper (name[i+1]);
6231 else if (name[i] == '_')
6235 name[i+1] = toupper (name[i+1]);
6238 /*fprintf (stderr, "converted '%s' to '%s'\n",xlfd,name); */
6239 ret = [[NSString stringWithUTF8String: name] UTF8String];
6246 syms_of_nsterm (void)
6248 NSTRACE (syms_of_nsterm);
6250 ns_antialias_threshold = 10.0;
6252 /* from 23+ we need to tell emacs what modifiers there are.. */
6253 DEFSYM (Qmodifier_value, "modifier-value");
6254 DEFSYM (Qalt, "alt");
6255 DEFSYM (Qhyper, "hyper");
6256 DEFSYM (Qmeta, "meta");
6257 DEFSYM (Qsuper, "super");
6258 DEFSYM (Qcontrol, "control");
6259 DEFSYM (Qnone, "none");
6260 Fput (Qalt, Qmodifier_value, make_number (alt_modifier));
6261 Fput (Qhyper, Qmodifier_value, make_number (hyper_modifier));
6262 Fput (Qmeta, Qmodifier_value, make_number (meta_modifier));
6263 Fput (Qsuper, Qmodifier_value, make_number (super_modifier));
6264 Fput (Qcontrol, Qmodifier_value, make_number (ctrl_modifier));
6266 DEFVAR_LISP ("ns-input-file", ns_input_file,
6267 "The file specified in the last NS event.");
6268 ns_input_file =Qnil;
6270 DEFVAR_LISP ("ns-input-text", ns_input_text,
6271 "The data received in the last NS text drag event.");
6272 ns_input_text =Qnil;
6274 DEFVAR_LISP ("ns-working-text", ns_working_text,
6275 "String for visualizing working composition sequence.");
6276 ns_working_text =Qnil;
6278 DEFVAR_LISP ("ns-input-font", ns_input_font,
6279 "The font specified in the last NS event.");
6280 ns_input_font =Qnil;
6282 DEFVAR_LISP ("ns-input-fontsize", ns_input_fontsize,
6283 "The fontsize specified in the last NS event.");
6284 ns_input_fontsize =Qnil;
6286 DEFVAR_LISP ("ns-input-line", ns_input_line,
6287 "The line specified in the last NS event.");
6288 ns_input_line =Qnil;
6290 DEFVAR_LISP ("ns-input-color", ns_input_color,
6291 "The color specified in the last NS event.");
6292 ns_input_color =Qnil;
6294 DEFVAR_LISP ("ns-input-spi-name", ns_input_spi_name,
6295 "The service name specified in the last NS event.");
6296 ns_input_spi_name =Qnil;
6298 DEFVAR_LISP ("ns-input-spi-arg", ns_input_spi_arg,
6299 "The service argument specified in the last NS event.");
6300 ns_input_spi_arg =Qnil;
6302 DEFVAR_LISP ("ns-alternate-modifier", ns_alternate_modifier,
6303 "This variable describes the behavior of the alternate or option key.\n\
6304 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6305 Set to none means that the alternate / option key is not interpreted by Emacs\n\
6306 at all, allowing it to be used at a lower level for accented character entry.");
6307 ns_alternate_modifier = Qmeta;
6309 DEFVAR_LISP ("ns-right-alternate-modifier", ns_right_alternate_modifier,
6310 "This variable describes the behavior of the right alternate or option key.\n\
6311 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6312 Set to left means be the same key as `ns-alternate-modifier'.\n\
6313 Set to none means that the alternate / option key is not interpreted by Emacs\n\
6314 at all, allowing it to be used at a lower level for accented character entry.");
6315 ns_right_alternate_modifier = Qleft;
6317 DEFVAR_LISP ("ns-command-modifier", ns_command_modifier,
6318 "This variable describes the behavior of the command key.\n\
6319 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
6320 ns_command_modifier = Qsuper;
6322 DEFVAR_LISP ("ns-right-command-modifier", ns_right_command_modifier,
6323 "This variable describes the behavior of the right command key.\n\
6324 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6325 Set to left means be the same key as `ns-command-modifier'.\n\
6326 Set to none means that the command / option key is not interpreted by Emacs\n\
6327 at all, allowing it to be used at a lower level for accented character entry.");
6328 ns_right_command_modifier = Qleft;
6330 DEFVAR_LISP ("ns-control-modifier", ns_control_modifier,
6331 "This variable describes the behavior of the control key.\n\
6332 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
6333 ns_control_modifier = Qcontrol;
6335 DEFVAR_LISP ("ns-right-control-modifier", ns_right_control_modifier,
6336 "This variable describes the behavior of the right control key.\n\
6337 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6338 Set to left means be the same key as `ns-control-modifier'.\n\
6339 Set to none means that the control / option key is not interpreted by Emacs\n\
6340 at all, allowing it to be used at a lower level for accented character entry.");
6341 ns_right_control_modifier = Qleft;
6343 DEFVAR_LISP ("ns-function-modifier", ns_function_modifier,
6344 "This variable describes the behavior of the function key (on laptops).\n\
6345 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6346 Set to none means that the function key is not interpreted by Emacs at all,\n\
6347 allowing it to be used at a lower level for accented character entry.");
6348 ns_function_modifier = Qnone;
6350 DEFVAR_LISP ("ns-antialias-text", ns_antialias_text,
6351 "Non-nil (the default) means to render text antialiased. Only has an effect on OS X Panther and above.");
6352 ns_antialias_text = Qt;
6354 DEFVAR_LISP ("ns-confirm-quit", ns_confirm_quit,
6355 "Whether to confirm application quit using dialog.");
6356 ns_confirm_quit = Qnil;
6358 staticpro (&ns_display_name_list);
6359 ns_display_name_list = Qnil;
6361 staticpro (&last_mouse_motion_frame);
6362 last_mouse_motion_frame = Qnil;
6364 /* TODO: move to common code */
6365 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars,
6366 doc: /* If not nil, Emacs uses toolkit scroll bars. */);
6367 #ifdef USE_TOOLKIT_SCROLL_BARS
6368 Vx_toolkit_scroll_bars = Qt;
6370 Vx_toolkit_scroll_bars = Qnil;
6373 /* these are unsupported but we need the declarations to avoid whining
6374 messages from cus-start.el */
6375 DEFVAR_BOOL ("x-use-underline-position-properties",
6376 x_use_underline_position_properties,
6377 doc: /* NOT SUPPORTED UNDER NS.
6378 *Non-nil means make use of UNDERLINE_POSITION font properties.
6379 A value of nil means ignore them. If you encounter fonts with bogus
6380 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6381 to 4.1, set this to nil.
6383 NOTE: Not supported on Mac yet. */);
6384 x_use_underline_position_properties = 0;
6386 DEFVAR_BOOL ("x-underline-at-descent-line",
6387 x_underline_at_descent_line,
6388 doc: /* NOT SUPPORTED UNDER NS.
6389 *Non-nil means to draw the underline at the same place as the descent line.
6390 A value of nil means to draw the underline according to the value of the
6391 variable `x-use-underline-position-properties', which is usually at the
6392 baseline level. The default value is nil. */);
6393 x_underline_at_descent_line = 0;
6395 /* Tell emacs about this window system. */
6396 Fprovide (intern ("ns"), Qnil);