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 -------------------------------------------------------------------------- */
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 bar cursors. */
2283 if (cursor_type == BAR_CURSOR || cursor_type == HBAR_CURSOR)
2285 if (cursor_width < 1)
2286 cursor_width = max (FRAME_CURSOR_WIDTH (f), 1);
2287 w->phys_cursor_width = cursor_width;
2290 r.origin.x = fx, r.origin.y = fy;
2292 r.size.width = w->phys_cursor_width;
2294 /* FIXME: if we overwrite the internal border area, it does not get erased;
2295 fix by truncating cursor, but better would be to erase properly */
2296 overspill = r.origin.x + r.size.width -
2297 WINDOW_TEXT_TO_FRAME_PIXEL_X (w, WINDOW_BOX_RIGHT_EDGE_X (w)
2298 - WINDOW_TOTAL_FRINGE_WIDTH (w) - FRAME_INTERNAL_BORDER_WIDTH (f));
2300 r.size.width -= overspill;
2302 /* TODO: only needed in rare cases with last-resort font in HELLO..
2303 should we do this more efficiently? */
2304 ns_clip_to_row (w, glyph_row, -1, NO); /* do ns_focus(f, &r, 1); if remove */
2307 face = FACE_FROM_ID (f, phys_cursor_glyph->face_id);
2308 if (face && NS_FACE_BACKGROUND (face)
2309 == ns_index_color (FRAME_CURSOR_COLOR (f), f))
2311 [ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), f) set];
2312 hollow_color = FRAME_CURSOR_COLOR (f);
2315 [FRAME_CURSOR_COLOR (f) set];
2317 #ifdef NS_IMPL_COCOA
2318 /* TODO: This makes drawing of cursor plus that of phys_cursor_glyph
2319 atomic. Cleaner ways of doing this should be investigated.
2320 One way would be to set a global variable DRAWING_CURSOR
2321 when making the call to draw_phys..(), don't focus in that
2322 case, then move the ns_unfocus() here after that call. */
2323 NSDisableScreenUpdates ();
2326 switch (cursor_type)
2330 case FILLED_BOX_CURSOR:
2333 case HOLLOW_BOX_CURSOR:
2336 NSRectFill (NSInsetRect (r, 1, 1));
2337 [FRAME_CURSOR_COLOR (f) set];
2341 s.origin.y += lrint (0.75 * s.size.height);
2342 s.size.height = lrint (s.size.height * 0.25);
2347 /* If the character under cursor is R2L, draw the bar cursor
2348 on the right of its glyph, rather than on the left. */
2349 cursor_glyph = get_phys_cursor_glyph (w);
2350 if ((cursor_glyph->resolved_level & 1) != 0)
2351 s.origin.x += cursor_glyph->pixel_width - s.size.width;
2358 /* draw the character under the cursor */
2359 if (cursor_type != NO_CURSOR)
2360 draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR);
2362 #ifdef NS_IMPL_COCOA
2363 NSEnableScreenUpdates ();
2370 ns_draw_vertical_window_border (struct window *w, int x, int y0, int y1)
2371 /* --------------------------------------------------------------------------
2372 External (RIF): Draw a vertical line.
2373 -------------------------------------------------------------------------- */
2375 struct frame *f = XFRAME (WINDOW_FRAME (w));
2377 NSRect r = NSMakeRect (x, y0, 1, y1-y0);
2379 NSTRACE (ns_draw_vertical_window_border);
2381 face = FACE_FROM_ID (f, VERTICAL_BORDER_FACE_ID);
2383 [ns_lookup_indexed_color(face->foreground, f) set];
2385 ns_focus (f, &r, 1);
2392 show_hourglass (struct atimer *timer)
2394 if (hourglass_shown_p)
2399 /* TODO: add NSProgressIndicator to selected frame (see macfns.c) */
2401 hourglass_shown_p = 1;
2407 hide_hourglass (void)
2409 if (!hourglass_shown_p)
2414 /* TODO: remove NSProgressIndicator from all frames */
2416 hourglass_shown_p = 0;
2422 /* ==========================================================================
2424 Glyph drawing operations
2426 ========================================================================== */
2429 static inline NSRect
2430 ns_fix_rect_ibw (NSRect r, int fibw, int frame_pixel_width)
2431 /* --------------------------------------------------------------------------
2432 Under NS we draw internal borders inside fringes, and want full-width
2433 rendering to go all the way to edge. This function makes that correction.
2434 -------------------------------------------------------------------------- */
2436 if (r.origin.y <= fibw+1)
2438 r.size.height += r.origin.y;
2441 if (r.origin.x <= fibw+1)
2443 r.size.width += r.origin.x;
2446 if (frame_pixel_width - (r.origin.x+r.size.width) <= fibw+1)
2447 r.size.width += fibw;
2454 ns_get_glyph_string_clip_rect (struct glyph_string *s, NativeRectangle *nr)
2455 /* --------------------------------------------------------------------------
2456 Wrapper utility to account for internal border width on full-width lines,
2457 and allow top full-width rows to hit the frame top. nr should be pointer
2458 to two successive NSRects. Number of rects actually used is returned.
2459 -------------------------------------------------------------------------- */
2461 int n = get_glyph_string_clip_rects (s, nr, 2);
2462 if (s->row->full_width_p)
2464 *nr = ns_fix_rect_ibw (*nr, FRAME_INTERNAL_BORDER_WIDTH (s->f),
2465 FRAME_PIXEL_WIDTH (s->f));
2467 *nr = ns_fix_rect_ibw (*(nr+1), FRAME_INTERNAL_BORDER_WIDTH (s->f),
2468 FRAME_PIXEL_WIDTH (s->f));
2475 ns_draw_box (NSRect r, float thickness, NSColor *col, char left_p, char right_p)
2476 /* --------------------------------------------------------------------------
2477 Draw an unfilled rect inside r, optionally leaving left and/or right open.
2478 Note we can't just use an NSDrawRect command, because of the possibility
2479 of some sides not being drawn, and because the rect will be filled.
2480 -------------------------------------------------------------------------- */
2486 s.size.height = thickness;
2488 s.origin.y += r.size.height - thickness;
2491 s.size.height = r.size.height;
2492 s.origin.y = r.origin.y;
2494 /* left, right (optional) */
2495 s.size.width = thickness;
2500 s.origin.x += r.size.width - thickness;
2507 ns_draw_relief (NSRect r, int thickness, char raised_p,
2508 char top_p, char bottom_p, char left_p, char right_p,
2509 struct glyph_string *s)
2510 /* --------------------------------------------------------------------------
2511 Draw a relief rect inside r, optionally leaving some sides open.
2512 Note we can't just use an NSDrawBezel command, because of the possibility
2513 of some sides not being drawn, and because the rect will be filled.
2514 -------------------------------------------------------------------------- */
2516 static NSColor *baseCol = nil, *lightCol = nil, *darkCol = nil;
2517 NSColor *newBaseCol = nil;
2520 NSTRACE (ns_draw_relief);
2524 if (s->face->use_box_color_for_shadows_p)
2526 newBaseCol = ns_lookup_indexed_color (s->face->box_color, s->f);
2528 /* else if (s->first_glyph->type == IMAGE_GLYPH
2530 && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0))
2532 newBaseCol = IMAGE_BACKGROUND (s->img, s->f, 0);
2536 newBaseCol = ns_lookup_indexed_color (s->face->background, s->f);
2539 if (newBaseCol == nil)
2540 newBaseCol = [NSColor grayColor];
2542 if (newBaseCol != baseCol) /* TODO: better check */
2545 baseCol = [newBaseCol retain];
2547 lightCol = [[baseCol highlightWithLevel: 0.2] retain];
2549 darkCol = [[baseCol shadowWithLevel: 0.3] retain];
2552 [(raised_p ? lightCol : darkCol) set];
2554 /* TODO: mitering. Using NSBezierPath doesn't work because of color switch. */
2557 sr.size.height = thickness;
2558 if (top_p) NSRectFill (sr);
2561 sr.size.height = r.size.height;
2562 sr.size.width = thickness;
2563 if (left_p) NSRectFill (sr);
2565 [(raised_p ? darkCol : lightCol) set];
2568 sr.size.width = r.size.width;
2569 sr.size.height = thickness;
2570 sr.origin.y += r.size.height - thickness;
2571 if (bottom_p) NSRectFill (sr);
2574 sr.size.height = r.size.height;
2575 sr.origin.y = r.origin.y;
2576 sr.size.width = thickness;
2577 sr.origin.x += r.size.width - thickness;
2578 if (right_p) NSRectFill (sr);
2583 ns_dumpglyphs_box_or_relief (struct glyph_string *s)
2584 /* --------------------------------------------------------------------------
2585 Function modeled after x_draw_glyph_string_box ().
2586 Sets up parameters for drawing.
2587 -------------------------------------------------------------------------- */
2589 int right_x, last_x;
2590 char left_p, right_p;
2591 struct glyph *last_glyph;
2596 if (s->hl == DRAW_MOUSE_FACE)
2598 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2600 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2605 thickness = face->box_line_width;
2607 NSTRACE (ns_dumpglyphs_box_or_relief);
2609 last_x = ((s->row->full_width_p && !s->w->pseudo_window_p)
2610 ? WINDOW_RIGHT_EDGE_X (s->w)
2611 : window_box_right (s->w, s->area));
2612 last_glyph = (s->cmp || s->img
2613 ? s->first_glyph : s->first_glyph + s->nchars-1);
2615 right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p
2616 ? last_x - 1 : min (last_x, s->x + s->background_width) - 1));
2618 left_p = (s->first_glyph->left_box_line_p
2619 || (s->hl == DRAW_MOUSE_FACE
2620 && (s->prev == NULL || s->prev->hl != s->hl)));
2621 right_p = (last_glyph->right_box_line_p
2622 || (s->hl == DRAW_MOUSE_FACE
2623 && (s->next == NULL || s->next->hl != s->hl)));
2625 r = NSMakeRect (s->x, s->y, right_x - s->x + 1, s->height);
2627 /* expand full-width row over internal borders */
2628 if (s->row->full_width_p)
2629 r = ns_fix_rect_ibw (r, FRAME_INTERNAL_BORDER_WIDTH (s->f),
2630 FRAME_PIXEL_WIDTH (s->f));
2632 /* TODO: Sometimes box_color is 0 and this seems wrong; should investigate. */
2633 if (s->face->box == FACE_SIMPLE_BOX && s->face->box_color)
2635 ns_draw_box (r, abs (thickness),
2636 ns_lookup_indexed_color (face->box_color, s->f),
2641 ns_draw_relief (r, abs (thickness), s->face->box == FACE_RAISED_BOX,
2642 1, 1, left_p, right_p, s);
2648 ns_maybe_dumpglyphs_background (struct glyph_string *s, char force_p)
2649 /* --------------------------------------------------------------------------
2650 Modeled after x_draw_glyph_string_background, which draws BG in
2651 certain cases. Others are left to the text rendering routine.
2652 -------------------------------------------------------------------------- */
2654 NSTRACE (ns_maybe_dumpglyphs_background);
2656 if (!s->background_filled_p/* || s->hl == DRAW_MOUSE_FACE*/)
2658 int box_line_width = max (s->face->box_line_width, 0);
2659 if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width
2660 || s->font_not_found_p || s->extends_to_end_of_line_p || force_p)
2663 if (s->hl == DRAW_MOUSE_FACE)
2665 face = FACE_FROM_ID (s->f,
2666 MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2668 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2671 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2673 [(NS_FACE_BACKGROUND (face) != 0
2674 ? ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f)
2675 : FRAME_BACKGROUND_COLOR (s->f)) set];
2678 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (s->f);
2679 [[dpyinfo->bitmaps[face->stipple-1].img stippleMask] set];
2682 if (s->hl != DRAW_CURSOR)
2684 NSRect r = NSMakeRect (s->x, s->y + box_line_width,
2685 s->background_width,
2686 s->height-2*box_line_width);
2688 /* expand full-width row over internal borders */
2689 if (s->row->full_width_p)
2691 int fibw = FRAME_INTERNAL_BORDER_WIDTH (s->f);
2692 if (r.origin.y <= fibw+1 + box_line_width)
2694 r.size.height += r.origin.y;
2697 if (r.origin.x <= fibw+1)
2699 r.size.width += 2*r.origin.x;
2702 if (FRAME_PIXEL_WIDTH (s->f) - (r.origin.x + r.size.width)
2704 r.size.width += fibw;
2710 s->background_filled_p = 1;
2717 ns_dumpglyphs_image (struct glyph_string *s, NSRect r)
2718 /* --------------------------------------------------------------------------
2719 Renders an image and associated borders.
2720 -------------------------------------------------------------------------- */
2722 EmacsImage *img = s->img->pixmap;
2723 int box_line_vwidth = max (s->face->box_line_width, 0);
2724 int x = s->x, y = s->ybase - image_ascent (s->img, s->face, &s->slice);
2725 int bg_x, bg_y, bg_height;
2731 NSTRACE (ns_dumpglyphs_image);
2733 if (s->face->box != FACE_NO_BOX
2734 && s->first_glyph->left_box_line_p && s->slice.x == 0)
2735 x += abs (s->face->box_line_width);
2738 bg_y = s->slice.y == 0 ? s->y : s->y + box_line_vwidth;
2739 bg_height = s->height;
2740 /* other terms have this, but was causing problems w/tabbar mode */
2741 /* - 2 * box_line_vwidth; */
2743 if (s->slice.x == 0) x += s->img->hmargin;
2744 if (s->slice.y == 0) y += s->img->vmargin;
2746 /* Draw BG: if we need larger area than image itself cleared, do that,
2747 otherwise, since we composite the image under NS (instead of mucking
2748 with its background color), we must clear just the image area. */
2749 if (s->hl == DRAW_MOUSE_FACE)
2751 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2753 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2756 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2758 if (s->hl == DRAW_CURSOR)
2759 [FRAME_CURSOR_COLOR (s->f) set];
2761 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f) set];
2763 if (bg_height > s->slice.height || s->img->hmargin || s->img->vmargin
2764 || s->img->mask || s->img->pixmap == 0 || s->width != s->background_width)
2766 br = NSMakeRect (bg_x, bg_y, s->background_width, bg_height);
2767 s->background_filled_p = 1;
2771 br = NSMakeRect (x, y, s->slice.width, s->slice.height);
2774 /* expand full-width row over internal borders */
2775 if (s->row->full_width_p)
2777 int fibw = FRAME_INTERNAL_BORDER_WIDTH (s->f);
2778 if (br.origin.y <= fibw+1 + box_line_vwidth)
2780 br.size.height += br.origin.y;
2783 if (br.origin.x <= fibw+1 + box_line_vwidth)
2785 br.size.width += br.origin.x;
2788 if (FRAME_PIXEL_WIDTH (s->f) - (br.origin.x + br.size.width) <= fibw+1)
2789 br.size.width += fibw;
2794 /* Draw the image.. do we need to draw placeholder if img ==nil? */
2796 [img compositeToPoint: NSMakePoint (x, y + s->slice.height)
2797 operation: NSCompositeSourceOver];
2799 /* Draw relief, if requested */
2800 if (s->img->relief || s->hl ==DRAW_IMAGE_RAISED || s->hl ==DRAW_IMAGE_SUNKEN)
2802 if (s->hl == DRAW_IMAGE_SUNKEN || s->hl == DRAW_IMAGE_RAISED)
2804 th = tool_bar_button_relief >= 0 ?
2805 tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF;
2806 raised_p = (s->hl == DRAW_IMAGE_RAISED);
2810 th = abs (s->img->relief);
2811 raised_p = (s->img->relief > 0);
2814 r.origin.x = x - th;
2815 r.origin.y = y - th;
2816 r.size.width = s->slice.width + 2*th-1;
2817 r.size.height = s->slice.height + 2*th-1;
2818 ns_draw_relief (r, th, raised_p,
2820 s->slice.y + s->slice.height == s->img->height,
2822 s->slice.x + s->slice.width == s->img->width, s);
2825 /* If there is no mask, the background won't be seen,
2826 so draw a rectangle on the image for the cursor.
2827 Do this for all images, getting trancparency right is not reliable. */
2828 if (s->hl == DRAW_CURSOR)
2830 int thickness = abs (s->img->relief);
2831 if (thickness == 0) thickness = 1;
2832 ns_draw_box (br, thickness, FRAME_CURSOR_COLOR (s->f), 1, 1);
2838 ns_dumpglyphs_stretch (struct glyph_string *s)
2844 if (!s->background_filled_p)
2846 n = ns_get_glyph_string_clip_rect (s, r);
2847 *r = NSMakeRect (s->x, s->y, s->background_width, s->height);
2851 if (!s->row->full_width_p)
2853 /* truncate to avoid overwriting fringe and/or scrollbar */
2854 int overrun = max (0, (s->x + s->background_width)
2855 - (WINDOW_BOX_RIGHT_EDGE_X (s->w)
2856 - WINDOW_RIGHT_FRINGE_WIDTH (s->w)));
2857 r[i].size.width -= overrun;
2859 /* XXX: Try to work between problem where a stretch glyph on
2860 a partially-visible bottom row will clear part of the
2861 modeline, and another where list-buffers headers and similar
2862 rows erroneously have visible_height set to 0. Not sure
2863 where this is coming from as other terms seem not to show. */
2864 r[i].size.height = min (s->height, s->row->visible_height);
2867 /* expand full-width rows over internal borders */
2870 r[i] = ns_fix_rect_ibw (r[i], FRAME_INTERNAL_BORDER_WIDTH (s->f),
2871 FRAME_PIXEL_WIDTH (s->f));
2874 /* NOTE: under NS this is NOT used to draw cursors, but we must avoid
2875 overwriting cursor (usually when cursor on a tab) */
2876 if (s->hl == DRAW_CURSOR)
2878 r[i].origin.x += s->width;
2879 r[i].size.width -= s->width;
2883 ns_focus (s->f, r, n);
2885 if (s->hl == DRAW_MOUSE_FACE)
2887 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2889 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2892 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2894 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f) set];
2899 s->background_filled_p = 1;
2905 ns_draw_glyph_string (struct glyph_string *s)
2906 /* --------------------------------------------------------------------------
2907 External (RIF): Main draw-text call.
2908 -------------------------------------------------------------------------- */
2910 /* TODO (optimize): focus for box and contents draw */
2913 char box_drawn_p = 0;
2915 NSTRACE (ns_draw_glyph_string);
2917 if (s->next && s->right_overhang && !s->for_overlaps/*&&s->hl!=DRAW_CURSOR*/)
2920 struct glyph_string *next;
2922 for (width = 0, next = s->next;
2923 next && width < s->right_overhang;
2924 width += next->width, next = next->next)
2925 if (next->first_glyph->type != IMAGE_GLYPH)
2927 if (next->first_glyph->type != STRETCH_GLYPH)
2929 n = ns_get_glyph_string_clip_rect (s->next, r);
2930 ns_focus (s->f, r, n);
2931 ns_maybe_dumpglyphs_background (s->next, 1);
2936 ns_dumpglyphs_stretch (s->next);
2938 next->num_clips = 0;
2942 if (!s->for_overlaps && s->face->box != FACE_NO_BOX
2943 && (s->first_glyph->type == CHAR_GLYPH
2944 || s->first_glyph->type == COMPOSITE_GLYPH))
2946 n = ns_get_glyph_string_clip_rect (s, r);
2947 ns_focus (s->f, r, n);
2948 ns_maybe_dumpglyphs_background (s, 1);
2949 ns_dumpglyphs_box_or_relief (s);
2954 switch (s->first_glyph->type)
2958 n = ns_get_glyph_string_clip_rect (s, r);
2959 ns_focus (s->f, r, n);
2960 ns_dumpglyphs_image (s, r[0]);
2965 ns_dumpglyphs_stretch (s);
2969 case COMPOSITE_GLYPH:
2970 n = ns_get_glyph_string_clip_rect (s, r);
2971 ns_focus (s->f, r, n);
2973 if (s->for_overlaps || (s->cmp_from > 0
2974 && ! s->first_glyph->u.cmp.automatic))
2975 s->background_filled_p = 1;
2977 ns_maybe_dumpglyphs_background
2978 (s, s->first_glyph->type == COMPOSITE_GLYPH);
2980 ns_tmp_flags = s->hl == DRAW_CURSOR ? NS_DUMPGLYPH_CURSOR :
2981 (s->hl == DRAW_MOUSE_FACE ? NS_DUMPGLYPH_MOUSEFACE :
2982 (s->for_overlaps ? NS_DUMPGLYPH_FOREGROUND :
2983 NS_DUMPGLYPH_NORMAL));
2984 ns_tmp_font = (struct nsfont_info *)s->face->font;
2985 if (ns_tmp_font == NULL)
2986 ns_tmp_font = (struct nsfont_info *)FRAME_FONT (s->f);
2988 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
2990 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
2991 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
2992 NS_FACE_FOREGROUND (s->face) = tmp;
2995 ns_tmp_font->font.driver->draw
2996 (s, 0, s->nchars, s->x, s->y,
2997 (ns_tmp_flags == NS_DUMPGLYPH_NORMAL && !s->background_filled_p)
2998 || ns_tmp_flags == NS_DUMPGLYPH_MOUSEFACE);
3000 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3002 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
3003 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
3004 NS_FACE_FOREGROUND (s->face) = tmp;
3010 case GLYPHLESS_GLYPH:
3011 n = ns_get_glyph_string_clip_rect (s, r);
3012 ns_focus (s->f, r, n);
3014 if (s->for_overlaps || (s->cmp_from > 0
3015 && ! s->first_glyph->u.cmp.automatic))
3016 s->background_filled_p = 1;
3018 ns_maybe_dumpglyphs_background
3019 (s, s->first_glyph->type == COMPOSITE_GLYPH);
3021 /* Not yet implemented. */
3030 /* Draw box if not done already. */
3031 if (!s->for_overlaps && !box_drawn_p && s->face->box != FACE_NO_BOX)
3033 n = ns_get_glyph_string_clip_rect (s, r);
3034 ns_focus (s->f, r, n);
3035 ns_dumpglyphs_box_or_relief (s);
3044 /* ==========================================================================
3048 ========================================================================== */
3052 ns_send_appdefined (int value)
3053 /* --------------------------------------------------------------------------
3054 Internal: post an appdefined event which EmacsApp-sendEvent will
3055 recognize and take as a command to halt the event loop.
3056 -------------------------------------------------------------------------- */
3058 /*NSTRACE (ns_send_appdefined); */
3060 /* Only post this event if we haven't already posted one. This will end
3061 the [NXApp run] main loop after having processed all events queued at
3063 if (send_appdefined)
3067 /* We only need one NX_APPDEFINED event to stop NXApp from running. */
3068 send_appdefined = NO;
3070 /* Don't need wakeup timer any more */
3073 [timed_entry invalidate];
3074 [timed_entry release];
3078 /* Ditto for file descriptor poller */
3081 [fd_entry invalidate];
3086 nxev = [NSEvent otherEventWithType: NSApplicationDefined
3087 location: NSMakePoint (0, 0)
3090 windowNumber: [[NSApp mainWindow] windowNumber]
3091 context: [NSApp context]
3096 /* Post an application defined event on the event queue. When this is
3097 received the [NXApp run] will return, thus having processed all
3098 events which are currently queued. */
3099 [NSApp postEvent: nxev atStart: NO];
3105 ns_read_socket (struct terminal *terminal, int expected,
3106 struct input_event *hold_quit)
3107 /* --------------------------------------------------------------------------
3108 External (hook): Post an event to ourself and keep reading events until
3109 we read it back again. In effect process all events which were waiting.
3110 From 21+ we have to manage the event buffer ourselves.
3111 -------------------------------------------------------------------------- */
3113 struct input_event ev;
3116 /* NSTRACE (ns_read_socket); */
3118 if (interrupt_input_blocked)
3120 interrupt_input_pending = 1;
3122 pending_signals = 1;
3127 interrupt_input_pending = 0;
3129 pending_signals = pending_atimers;
3133 n_emacs_events_pending = 0;
3136 q_event_ptr = hold_quit;
3138 /* we manage autorelease pools by allocate/reallocate each time around
3139 the loop; strict nesting is occasionally violated but seems not to
3140 matter.. earlier methods using full nesting caused major memory leaks */
3141 [outerpool release];
3142 outerpool = [[NSAutoreleasePool alloc] init];
3144 /* If have pending open-file requests, attend to the next one of those. */
3145 if (ns_pending_files && [ns_pending_files count] != 0
3146 && [(EmacsApp *)NSApp openFile: [ns_pending_files objectAtIndex: 0]])
3148 [ns_pending_files removeObjectAtIndex: 0];
3150 /* Deal with pending service requests. */
3151 else if (ns_pending_service_names && [ns_pending_service_names count] != 0
3153 NSApp fulfillService: [ns_pending_service_names objectAtIndex: 0]
3154 withArg: [ns_pending_service_args objectAtIndex: 0]])
3156 [ns_pending_service_names removeObjectAtIndex: 0];
3157 [ns_pending_service_args removeObjectAtIndex: 0];
3161 /* Run and wait for events. We must always send one NX_APPDEFINED event
3162 to ourself, otherwise [NXApp run] will never exit. */
3163 send_appdefined = YES;
3165 /* If called via ns_select, this is called once with expected=1,
3166 because we expect either the timeout or file descriptor activity.
3167 In this case the first event through will either be real input or
3168 one of these. read_avail_input() then calls once more with expected=0
3169 and in that case we need to return quickly if there is nothing.
3170 If we're being called outside of that, it's also OK to return quickly
3171 after one iteration through the event loop, since other terms do
3172 this and emacs expects it. */
3173 if (!(inNsSelect && expected))
3175 /* Post an application defined event on the event queue. When this is
3176 received the [NXApp run] will return, thus having processed all
3177 events which are currently queued, if any. */
3178 ns_send_appdefined (-1);
3184 nevents = n_emacs_events_pending;
3185 n_emacs_events_pending = 0;
3186 emacs_event = q_event_ptr = NULL;
3194 ns_select (int nfds, fd_set *readfds, fd_set *writefds,
3195 fd_set *exceptfds, struct timeval *timeout)
3196 /* --------------------------------------------------------------------------
3197 Replacement for select, checking for events
3198 -------------------------------------------------------------------------- */
3203 /* NSTRACE (ns_select); */
3205 if (NSApp == nil || inNsSelect == 1 /* || ([NSApp isActive] == NO &&
3206 [NSApp nextEventMatchingMask:NSAnyEventMask untilDate:nil
3207 inMode:NSDefaultRunLoopMode dequeue:NO] == nil) */)
3208 return select (nfds, readfds, writefds, exceptfds, timeout);
3210 /* Save file descriptor set, which gets overwritten in calls to select ()
3211 Note, this is called from process.c, and only readfds is ever set */
3214 memcpy (&select_readfds, readfds, sizeof (fd_set));
3220 /* Try an initial select for pending data on input files */
3221 select_timeout.tv_sec = select_timeout.tv_usec = 0;
3222 result = select (nfds, readfds, writefds, exceptfds, &select_timeout);
3226 /* if (!timeout || timed_entry || fd_entry)
3227 fprintf (stderr, "assertion failed: timeout null or timed_entry/fd_entry non-null in ns_select\n"); */
3229 /* set a timeout and run the main AppKit event loop while continuing
3230 to monitor the files */
3231 time = ((double) timeout->tv_sec) + ((double) timeout->tv_usec)/1000000.0;
3232 timed_entry = [[NSTimer scheduledTimerWithTimeInterval: time
3234 selector: @selector (timeout_handler:)
3236 repeats: YES] /* for safe removal */
3239 /* set a periodic task to try the select () again */
3240 fd_entry = [[NSTimer scheduledTimerWithTimeInterval: 0.1
3242 selector: @selector (fd_handler:)
3247 /* Let Application dispatch events until it receives an event of the type
3248 NX_APPDEFINED, which should only be sent by timeout_handler.
3249 We tell read_avail_input() that input is "expected" because we do expect
3250 either the timeout or fd handler to fire, and if they don't, the original
3251 call from process.c that got us here expects us to wait until some input
3255 ev = last_appdefined_event;
3261 if ([ev type] != NSApplicationDefined)
3265 last_appdefined_event = 0;
3269 /* The NX_APPDEFINED event we received was a timeout. */
3274 /* The NX_APPDEFINED event we received was the result of
3275 at least one real input event arriving. */
3281 /* Received back from select () in fd_handler; copy the results */
3283 memcpy (readfds, &select_readfds, sizeof (fd_set));
3287 /* never reached, shut compiler up */
3293 /* ==========================================================================
3297 ========================================================================== */
3301 ns_set_vertical_scroll_bar (struct window *window,
3302 int portion, int whole, int position)
3303 /* --------------------------------------------------------------------------
3304 External (hook): Update or add scrollbar
3305 -------------------------------------------------------------------------- */
3309 struct frame *f = XFRAME (WINDOW_FRAME (window));
3310 EmacsView *view = FRAME_NS_VIEW (f);
3311 int window_y, window_height;
3312 BOOL barOnVeryLeft, barOnVeryRight;
3313 int top, left, height, width, sb_width, sb_left;
3315 static int count = 0;
3317 /* optimization; display engine sends WAY too many of these.. */
3318 if (!NILP (window->vertical_scroll_bar))
3320 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3321 if ([bar checkSamePosition: position portion: portion whole: whole])
3323 if (view->scrollbarsNeedingUpdate == 0)
3325 if (!windows_or_buffers_changed)
3329 view->scrollbarsNeedingUpdate--;
3333 NSTRACE (ns_set_vertical_scroll_bar);
3335 /* Get dimensions. */
3336 window_box (window, -1, 0, &window_y, 0, &window_height);
3338 height = window_height;
3339 width = WINDOW_CONFIG_SCROLL_BAR_COLS (window) * FRAME_COLUMN_WIDTH (f);
3340 left = WINDOW_SCROLL_BAR_AREA_X (window);
3342 if (top < 5) /* top scrollbar adjustment */
3344 top -= FRAME_INTERNAL_BORDER_WIDTH (f);
3345 height += FRAME_INTERNAL_BORDER_WIDTH (f);
3348 /* allow for displaying a skinnier scrollbar than char area allotted */
3349 sb_width = (WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) > 0) ?
3350 WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) : width;
3352 barOnVeryLeft = left < 5;
3353 barOnVeryRight = FRAME_PIXEL_WIDTH (f) - left - width < 5;
3354 sb_left = left + FRAME_INTERNAL_BORDER_WIDTH (f)
3355 * (barOnVeryLeft ? -1 : (barOnVeryRight ? 1 : 0));
3357 r = NSMakeRect (sb_left, top, sb_width, height);
3358 /* the parent view is flipped, so we need to flip y value */
3360 r.origin.y = (v.size.height - r.size.height - r.origin.y);
3362 XSETWINDOW (win, window);
3365 /* we want at least 5 lines to display a scrollbar */
3366 if (WINDOW_TOTAL_LINES (window) < 5)
3368 if (!NILP (window->vertical_scroll_bar))
3370 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3371 [bar removeFromSuperview];
3372 window->vertical_scroll_bar = Qnil;
3374 ns_clear_frame_area (f, sb_left, top, width, height);
3379 if (NILP (window->vertical_scroll_bar))
3381 ns_clear_frame_area (f, sb_left, top, width, height);
3382 bar = [[EmacsScroller alloc] initFrame: r window: win];
3383 window->vertical_scroll_bar = make_save_value (bar, 0);
3388 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3389 oldRect = [bar frame];
3390 r.size.width = oldRect.size.width;
3391 if (FRAME_LIVE_P (f) && !NSEqualRects (oldRect, r))
3393 if (oldRect.origin.x != r.origin.x)
3394 ns_clear_frame_area (f, sb_left, top, width, height);
3399 [bar setPosition: position portion: portion whole: whole];
3405 ns_condemn_scroll_bars (struct frame *f)
3406 /* --------------------------------------------------------------------------
3407 External (hook): arrange for all frame's scrollbars to be removed
3408 at next call to judge_scroll_bars, except for those redeemed.
3409 -------------------------------------------------------------------------- */
3413 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
3415 NSTRACE (ns_condemn_scroll_bars);
3417 for (i =[subviews count]-1; i >= 0; i--)
3419 view = [subviews objectAtIndex: i];
3420 if ([view isKindOfClass: [EmacsScroller class]])
3427 ns_redeem_scroll_bar (struct window *window)
3428 /* --------------------------------------------------------------------------
3429 External (hook): arrange to spare this window's scrollbar
3430 at next call to judge_scroll_bars.
3431 -------------------------------------------------------------------------- */
3434 NSTRACE (ns_redeem_scroll_bar);
3435 if (!NILP (window->vertical_scroll_bar))
3437 bar =XNS_SCROLL_BAR (window->vertical_scroll_bar);
3444 ns_judge_scroll_bars (struct frame *f)
3445 /* --------------------------------------------------------------------------
3446 External (hook): destroy all scrollbars on frame that weren't
3447 redeemed after call to condemn_scroll_bars.
3448 -------------------------------------------------------------------------- */
3452 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
3453 NSTRACE (ns_judge_scroll_bars);
3454 for (i =[subviews count]-1; i >= 0; i--)
3456 view = [subviews objectAtIndex: i];
3457 if (![view isKindOfClass: [EmacsScroller class]]) continue;
3464 x_wm_set_icon_position (struct frame *f, int icon_x, int icon_y)
3466 /* XXX irrelevant under NS */
3471 /* ==========================================================================
3475 ========================================================================== */
3478 x_display_pixel_height (struct ns_display_info *dpyinfo)
3480 NSScreen *screen = [NSScreen mainScreen];
3481 return [screen frame].size.height;
3485 x_display_pixel_width (struct ns_display_info *dpyinfo)
3487 NSScreen *screen = [NSScreen mainScreen];
3488 return [screen frame].size.width;
3492 static Lisp_Object ns_string_to_lispmod (const char *s)
3493 /* --------------------------------------------------------------------------
3494 Convert modifier name to lisp symbol
3495 -------------------------------------------------------------------------- */
3497 if (!strncmp (SDATA (SYMBOL_NAME (Qmeta)), s, 10))
3499 else if (!strncmp (SDATA (SYMBOL_NAME (Qsuper)), s, 10))
3501 else if (!strncmp (SDATA (SYMBOL_NAME (Qcontrol)), s, 10))
3503 else if (!strncmp (SDATA (SYMBOL_NAME (Qalt)), s, 10))
3505 else if (!strncmp (SDATA (SYMBOL_NAME (Qhyper)), s, 10))
3507 else if (!strncmp (SDATA (SYMBOL_NAME (Qnone)), s, 10))
3514 static Lisp_Object ns_mod_to_lisp (int m)
3515 /* --------------------------------------------------------------------------
3516 Convert modifier code (see lisp.h) to lisp symbol
3517 -------------------------------------------------------------------------- */
3521 else if (m == CHAR_SUPER)
3523 else if (m == CHAR_CTL)
3525 else if (m == CHAR_ALT)
3527 else if (m == CHAR_HYPER)
3529 else /* if (m == 0) */
3535 ns_default (const char *parameter, Lisp_Object *result,
3536 Lisp_Object yesval, Lisp_Object noval,
3537 BOOL is_float, BOOL is_modstring)
3538 /* --------------------------------------------------------------------------
3539 Check a parameter value in user's preferences
3540 -------------------------------------------------------------------------- */
3544 if ( (value =[[[NSUserDefaults standardUserDefaults]
3545 stringForKey: [NSString stringWithUTF8String: parameter]]
3550 if (strcasecmp (value, "YES") == 0)
3552 else if (strcasecmp (value, "NO") == 0)
3554 else if (is_float && (f = strtod (value, &pos), pos != value))
3555 *result = make_float (f);
3556 else if (is_modstring && value)
3557 *result = ns_string_to_lispmod (value);
3558 else fprintf (stderr,
3559 "Bad value for default \"%s\": \"%s\"\n", parameter, value);
3565 ns_initialize_display_info (struct ns_display_info *dpyinfo)
3566 /* --------------------------------------------------------------------------
3567 Initialize global info and storage for display.
3568 -------------------------------------------------------------------------- */
3570 NSScreen *screen = [NSScreen mainScreen];
3571 NSWindowDepth depth = [screen depth];
3572 Mouse_HLInfo *hlinfo = &dpyinfo->mouse_highlight;
3574 dpyinfo->resx = 72.27; /* used 75.0, but this makes pt == pixel, expected */
3575 dpyinfo->resy = 72.27;
3576 dpyinfo->color_p = ![NSDeviceWhiteColorSpace isEqualToString:
3577 NSColorSpaceFromDepth (depth)]
3578 && ![NSCalibratedWhiteColorSpace isEqualToString:
3579 NSColorSpaceFromDepth (depth)];
3580 dpyinfo->n_planes = NSBitsPerPixelFromDepth (depth);
3581 dpyinfo->image_cache = make_image_cache ();
3582 dpyinfo->color_table
3583 = (struct ns_color_table *)xmalloc (sizeof (struct ns_color_table));
3584 dpyinfo->color_table->colors = NULL;
3585 dpyinfo->root_window = 42; /* a placeholder.. */
3587 hlinfo->mouse_face_mouse_frame = NULL;
3588 hlinfo->mouse_face_deferred_gc = 0;
3589 hlinfo->mouse_face_beg_row = hlinfo->mouse_face_beg_col = -1;
3590 hlinfo->mouse_face_end_row = hlinfo->mouse_face_end_col = -1;
3591 hlinfo->mouse_face_face_id = DEFAULT_FACE_ID;
3592 hlinfo->mouse_face_window = hlinfo->mouse_face_overlay = Qnil;
3593 hlinfo->mouse_face_hidden = 0;
3595 hlinfo->mouse_face_mouse_x = hlinfo->mouse_face_mouse_y = 0;
3596 hlinfo->mouse_face_defer = 0;
3598 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame = NULL;
3600 dpyinfo->n_fonts = 0;
3601 dpyinfo->smallest_font_height = 1;
3602 dpyinfo->smallest_char_width = 1;
3606 /* This and next define (many of the) public functions in this file. */
3607 /* x_... are generic versions in xdisp.c that we, and other terms, get away
3608 with using despite presence in the "system dependent" redisplay
3609 interface. In addition, many of the ns_ methods have code that is
3610 shared with all terms, indicating need for further refactoring. */
3611 extern frame_parm_handler ns_frame_parm_handlers[];
3612 static struct redisplay_interface ns_redisplay_interface =
3614 ns_frame_parm_handlers,
3618 x_clear_end_of_line,
3620 ns_after_update_window_line,
3621 ns_update_window_begin,
3622 ns_update_window_end,
3625 0, /* flush_display_optional */
3626 x_clear_window_mouse_face,
3627 x_get_glyph_overhangs,
3628 x_fix_overlapping_area,
3629 ns_draw_fringe_bitmap,
3630 0, /* define_fringe_bitmap */ /* FIXME: simplify ns_draw_fringe_bitmap */
3631 0, /* destroy_fringe_bitmap */
3632 ns_compute_glyph_string_overhangs,
3633 ns_draw_glyph_string, /* interface to nsfont.m */
3634 ns_define_frame_cursor,
3635 ns_clear_frame_area,
3636 ns_draw_window_cursor,
3637 ns_draw_vertical_window_border,
3638 ns_shift_glyphs_for_insert
3643 ns_delete_display (struct ns_display_info *dpyinfo)
3649 /* This function is called when the last frame on a display is deleted. */
3651 ns_delete_terminal (struct terminal *terminal)
3653 struct ns_display_info *dpyinfo = terminal->display_info.ns;
3656 /* Protect against recursive calls. delete_frame in
3657 delete_terminal calls us back when it deletes our last frame. */
3658 if (!terminal->name)
3663 x_destroy_all_bitmaps (dpyinfo);
3664 ns_delete_display (dpyinfo);
3669 static struct terminal *
3670 ns_create_terminal (struct ns_display_info *dpyinfo)
3671 /* --------------------------------------------------------------------------
3672 Set up use of NS before we make the first connection.
3673 -------------------------------------------------------------------------- */
3675 struct terminal *terminal;
3677 NSTRACE (ns_create_terminal);
3679 terminal = create_terminal ();
3681 terminal->type = output_ns;
3682 terminal->display_info.ns = dpyinfo;
3683 dpyinfo->terminal = terminal;
3685 terminal->rif = &ns_redisplay_interface;
3687 terminal->clear_frame_hook = ns_clear_frame;
3688 terminal->ins_del_lines_hook = 0; /* XXX vestigial? */
3689 terminal->delete_glyphs_hook = 0; /* XXX vestigial? */
3690 terminal->ring_bell_hook = ns_ring_bell;
3691 terminal->reset_terminal_modes_hook = ns_reset_terminal_modes;
3692 terminal->set_terminal_modes_hook = ns_set_terminal_modes;
3693 terminal->update_begin_hook = ns_update_begin;
3694 terminal->update_end_hook = ns_update_end;
3695 terminal->set_terminal_window_hook = NULL; /* XXX vestigial? */
3696 terminal->read_socket_hook = ns_read_socket;
3697 terminal->frame_up_to_date_hook = ns_frame_up_to_date;
3698 terminal->mouse_position_hook = ns_mouse_position;
3699 terminal->frame_rehighlight_hook = ns_frame_rehighlight;
3700 terminal->frame_raise_lower_hook = ns_frame_raise_lower;
3702 terminal->fullscreen_hook = 0; /* see XTfullscreen_hook */
3704 terminal->set_vertical_scroll_bar_hook = ns_set_vertical_scroll_bar;
3705 terminal->condemn_scroll_bars_hook = ns_condemn_scroll_bars;
3706 terminal->redeem_scroll_bar_hook = ns_redeem_scroll_bar;
3707 terminal->judge_scroll_bars_hook = ns_judge_scroll_bars;
3709 terminal->delete_frame_hook = x_destroy_window;
3710 terminal->delete_terminal_hook = ns_delete_terminal;
3712 terminal->scroll_region_ok = 1;
3713 terminal->char_ins_del_ok = 1;
3714 terminal->line_ins_del_ok = 1;
3715 terminal->fast_clear_end_of_line = 1;
3716 terminal->memory_below_frame = 0;
3722 struct ns_display_info *
3723 ns_term_init (Lisp_Object display_name)
3724 /* --------------------------------------------------------------------------
3725 Start the Application and get things rolling.
3726 -------------------------------------------------------------------------- */
3728 struct terminal *terminal;
3729 struct ns_display_info *dpyinfo;
3730 static int ns_initialized = 0;
3733 NSTRACE (ns_term_init);
3735 /* count object allocs (About, click icon); on OS X use ObjectAlloc tool */
3736 /*GSDebugAllocationActive (YES); */
3738 handling_signal = 0;
3740 if (!ns_initialized)
3743 Fset_input_interrupt_mode (Qnil);
3747 ns_pending_files = [[NSMutableArray alloc] init];
3748 ns_pending_service_names = [[NSMutableArray alloc] init];
3749 ns_pending_service_args = [[NSMutableArray alloc] init];
3751 /* Start app and create the main menu, window, view.
3752 Needs to be here because ns_initialize_display_info () uses AppKit classes.
3753 The view will then ask the NSApp to stop and return to Emacs. */
3754 [EmacsApp sharedApplication];
3757 [NSApp setDelegate: NSApp];
3759 /* debugging: log all notifications */
3760 /* [[NSNotificationCenter defaultCenter] addObserver: NSApp
3761 selector: @selector (logNotification:)
3762 name: nil object: nil]; */
3764 dpyinfo = (struct ns_display_info *)xmalloc (sizeof (struct ns_display_info));
3765 memset (dpyinfo, 0, sizeof (struct ns_display_info));
3767 ns_initialize_display_info (dpyinfo);
3768 terminal = ns_create_terminal (dpyinfo);
3770 terminal->kboard = (KBOARD *) xmalloc (sizeof (KBOARD));
3771 init_kboard (terminal->kboard);
3772 KVAR (terminal->kboard, Vwindow_system) = Qns;
3773 terminal->kboard->next_kboard = all_kboards;
3774 all_kboards = terminal->kboard;
3775 /* Don't let the initial kboard remain current longer than necessary.
3776 That would cause problems if a file loaded on startup tries to
3777 prompt in the mini-buffer. */
3778 if (current_kboard == initial_kboard)
3779 current_kboard = terminal->kboard;
3780 terminal->kboard->reference_count++;
3782 dpyinfo->next = x_display_list;
3783 x_display_list = dpyinfo;
3785 /* Put it on ns_display_name_list */
3786 ns_display_name_list = Fcons (Fcons (display_name, Qnil),
3787 ns_display_name_list);
3788 dpyinfo->name_list_element = XCAR (ns_display_name_list);
3790 /* Set the name of the terminal. */
3791 terminal->name = (char *) xmalloc (SBYTES (display_name) + 1);
3792 strncpy (terminal->name, SDATA (display_name), SBYTES (display_name));
3793 terminal->name[SBYTES (display_name)] = 0;
3797 if (!inhibit_x_resources)
3799 ns_default ("GSFontAntiAlias", &ns_antialias_text,
3802 /* this is a standard variable */
3803 ns_default ("AppleAntiAliasingThreshold", &tmp,
3804 make_float (10.0), make_float (6.0), YES, NO);
3805 ns_antialias_threshold = NILP (tmp) ? 10.0 : XFLOATINT (tmp);
3808 ns_selection_color = [[NSUserDefaults standardUserDefaults]
3809 stringForKey: @"AppleHighlightColor"];
3810 if (ns_selection_color == nil)
3811 ns_selection_color = NS_SELECTION_COLOR_DEFAULT;
3814 NSColorList *cl = [NSColorList colorListNamed: @"Emacs"];
3818 Lisp_Object color_file, color_map, color;
3823 color_file = Fexpand_file_name (build_string ("rgb.txt"),
3824 Fsymbol_value (intern ("data-directory")));
3825 if (NILP (Ffile_readable_p (color_file)))
3826 fatal ("Could not find %s.\n", SDATA (color_file));
3828 color_map = Fx_load_color_file (color_file);
3829 if (NILP (color_map))
3830 fatal ("Could not read %s.\n", SDATA (color_file));
3832 cl = [[NSColorList alloc] initWithName: @"Emacs"];
3833 for ( ; CONSP (color_map); color_map = XCDR (color_map))
3835 color = XCAR (color_map);
3836 name = SDATA (XCAR (color));
3837 c = XINT (XCDR (color));
3839 [NSColor colorWithCalibratedRed: RED_FROM_ULONG (c) / 255.0
3840 green: GREEN_FROM_ULONG (c) / 255.0
3841 blue: BLUE_FROM_ULONG (c) / 255.0
3843 forKey: [NSString stringWithUTF8String: name]];
3845 [cl writeToFile: nil];
3851 #ifdef NS_IMPL_GNUSTEP
3852 strncpy (c, gnustep_base_version, sizeof (c));
3854 /*PSnextrelease (128, c); */
3855 snprintf (c, sizeof (c), "%g", NSAppKitVersionNumber);
3857 Vwindow_system_version = build_string (c);
3860 delete_keyboard_wait_descriptor (0);
3862 ns_app_name = [[NSProcessInfo processInfo] processName];
3864 /* Set up OS X app menu */
3865 #ifdef NS_IMPL_COCOA
3869 /* set up the application menu */
3870 svcsMenu = [[EmacsMenu alloc] initWithTitle: @"Services"];
3871 [svcsMenu setAutoenablesItems: NO];
3872 appMenu = [[EmacsMenu alloc] initWithTitle: @"Emacs"];
3873 [appMenu setAutoenablesItems: NO];
3874 mainMenu = [[EmacsMenu alloc] initWithTitle: @""];
3875 dockMenu = [[EmacsMenu alloc] initWithTitle: @""];
3877 [appMenu insertItemWithTitle: @"About Emacs"
3878 action: @selector (orderFrontStandardAboutPanel:)
3881 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 1];
3882 [appMenu insertItemWithTitle: @"Preferences..."
3883 action: @selector (showPreferencesWindow:)
3886 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 3];
3887 item = [appMenu insertItemWithTitle: @"Services"
3888 action: @selector (menuDown:)
3891 [appMenu setSubmenu: svcsMenu forItem: item];
3892 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 5];
3893 [appMenu insertItemWithTitle: @"Hide Emacs"
3894 action: @selector (hide:)
3897 item = [appMenu insertItemWithTitle: @"Hide Others"
3898 action: @selector (hideOtherApplications:)
3901 [item setKeyEquivalentModifierMask: NSCommandKeyMask | NSAlternateKeyMask];
3902 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 8];
3903 [appMenu insertItemWithTitle: @"Quit Emacs"
3904 action: @selector (terminate:)
3908 item = [mainMenu insertItemWithTitle: ns_app_name
3909 action: @selector (menuDown:)
3912 [mainMenu setSubmenu: appMenu forItem: item];
3913 [dockMenu insertItemWithTitle: @"New Frame"
3914 action: @selector (newFrame:)
3918 [NSApp setMainMenu: mainMenu];
3919 [NSApp setAppleMenu: appMenu];
3920 [NSApp setServicesMenu: svcsMenu];
3921 /* Needed at least on Cocoa, to get dock menu to show windows */
3922 [NSApp setWindowsMenu: [[NSMenu alloc] init]];
3924 #endif /* MAC OS X menu setup */
3933 ns_term_shutdown (int sig)
3935 /* code not reached in emacs.c after this is called by shut_down_emacs: */
3936 if (STRINGP (Vauto_save_list_file_name))
3937 unlink (SDATA (Vauto_save_list_file_name));
3939 if (sig == 0 || sig == SIGTERM)
3941 [NSApp terminate: NSApp];
3943 else // force a stack trace to happen
3950 /* ==========================================================================
3952 EmacsApp implementation
3954 ========================================================================== */
3957 @implementation EmacsApp
3959 - (void)logNotification: (NSNotification *)notification
3961 const char *name = [[notification name] UTF8String];
3962 if (!strstr (name, "Update") && !strstr (name, "NSMenu")
3963 && !strstr (name, "WindowNumber"))
3964 NSLog (@"notification: '%@'", [notification name]);
3968 - (void)sendEvent: (NSEvent *)theEvent
3969 /* --------------------------------------------------------------------------
3970 Called when NSApp is running for each event received. Used to stop
3971 the loop when we choose, since there's no way to just run one iteration.
3972 -------------------------------------------------------------------------- */
3974 int type = [theEvent type];
3975 NSWindow *window = [theEvent window];
3976 /* NSTRACE (sendEvent); */
3977 /*fprintf (stderr, "received event of type %d\t%d\n", type);*/
3979 if (type == NSCursorUpdate && window == nil)
3981 fprintf (stderr, "Dropping external cursor update event.\n");
3985 #ifdef NS_IMPL_COCOA
3986 /* pass mouse down in resize handle and subsequent drags directly to
3987 EmacsWindow so we can generate continuous redisplays */
3990 if (type == NSLeftMouseDragged)
3992 [window mouseDragged: theEvent];
3995 else if (type == NSLeftMouseUp)
3997 [window mouseUp: theEvent];
4001 else if (type == NSLeftMouseDown)
4003 NSRect r = ns_resize_handle_rect (window);
4004 if (NSPointInRect ([theEvent locationInWindow], r))
4007 [window mouseDown: theEvent];
4013 if (type == NSApplicationDefined)
4015 /* Events posted by ns_send_appdefined interrupt the run loop here.
4016 But, if a modal window is up, an appdefined can still come through,
4017 (e.g., from a makeKeyWindow event) but stopping self also stops the
4018 modal loop. Just defer it until later. */
4019 if ([NSApp modalWindow] == nil)
4021 last_appdefined_event = theEvent;
4026 send_appdefined = YES;
4030 [super sendEvent: theEvent];
4034 - (void)showPreferencesWindow: (id)sender
4036 struct frame *emacsframe = SELECTED_FRAME ();
4037 NSEvent *theEvent = [NSApp currentEvent];
4041 emacs_event->kind = NS_NONKEY_EVENT;
4042 emacs_event->code = KEY_NS_SHOW_PREFS;
4043 emacs_event->modifiers = 0;
4044 EV_TRAILER (theEvent);
4048 - (void)newFrame: (id)sender
4050 struct frame *emacsframe = SELECTED_FRAME ();
4051 NSEvent *theEvent = [NSApp currentEvent];
4055 emacs_event->kind = NS_NONKEY_EVENT;
4056 emacs_event->code = KEY_NS_NEW_FRAME;
4057 emacs_event->modifiers = 0;
4058 EV_TRAILER (theEvent);
4062 /* Open a file (used by below, after going into queue read by ns_read_socket) */
4063 - (BOOL) openFile: (NSString *)fileName
4065 struct frame *emacsframe = SELECTED_FRAME ();
4066 NSEvent *theEvent = [NSApp currentEvent];
4071 emacs_event->kind = NS_NONKEY_EVENT;
4072 emacs_event->code = KEY_NS_OPEN_FILE_LINE;
4073 ns_input_file = append2 (ns_input_file, build_string ([fileName UTF8String]));
4074 ns_input_line = Qnil; /* can be start or cons start,end */
4075 emacs_event->modifiers =0;
4076 EV_TRAILER (theEvent);
4082 /* **************************************************************************
4084 EmacsApp delegate implementation
4086 ************************************************************************** */
4088 - (void)applicationDidFinishLaunching: (NSNotification *)notification
4089 /* --------------------------------------------------------------------------
4090 When application is loaded, terminate event loop in ns_term_init
4091 -------------------------------------------------------------------------- */
4093 NSTRACE (applicationDidFinishLaunching);
4094 [NSApp setServicesProvider: NSApp];
4095 ns_send_appdefined (-2);
4099 /* Termination sequences:
4102 MenuBar | File | Exit:
4103 Select Quit from App menubar:
4105 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4108 Select Quit from Dock menu:
4111 Cancel -> Nothing else
4115 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4120 - (void) terminate: (id)sender
4122 struct frame *emacsframe = SELECTED_FRAME ();
4127 emacs_event->kind = NS_NONKEY_EVENT;
4128 emacs_event->code = KEY_NS_POWER_OFF;
4129 emacs_event->arg = Qt; /* mark as non-key event */
4130 EV_TRAILER ((id)nil);
4134 - (NSApplicationTerminateReply)applicationShouldTerminate: (id)sender
4138 if (NILP (ns_confirm_quit)) // || ns_shutdown_properly --> TO DO
4139 return NSTerminateNow;
4141 ret = NSRunAlertPanel(ns_app_name,
4142 [NSString stringWithUTF8String:"Exit requested. Would you like to Save Buffers and Exit, or Cancel the request?"],
4143 @"Save Buffers and Exit", @"Cancel", nil);
4145 if (ret == NSAlertDefaultReturn)
4146 return NSTerminateNow;
4147 else if (ret == NSAlertAlternateReturn)
4148 return NSTerminateCancel;
4149 return NSTerminateNow; /* just in case */
4153 /* Notification from the Workspace to open a file */
4154 - (BOOL)application: sender openFile: (NSString *)file
4156 [ns_pending_files addObject: file];
4161 /* Open a file as a temporary file */
4162 - (BOOL)application: sender openTempFile: (NSString *)file
4164 [ns_pending_files addObject: file];
4169 /* Notification from the Workspace to open a file noninteractively (?) */
4170 - (BOOL)application: sender openFileWithoutUI: (NSString *)file
4172 [ns_pending_files addObject: file];
4177 /* Notification from the Workspace to open multiple files */
4178 - (void)application: sender openFiles: (NSArray *)fileList
4180 NSEnumerator *files = [fileList objectEnumerator];
4182 while ((file = [files nextObject]) != nil)
4183 [ns_pending_files addObject: file];
4185 [self replyToOpenOrPrint: NSApplicationDelegateReplySuccess];
4190 /* Handle dock menu requests. */
4191 - (NSMenu *)applicationDockMenu: (NSApplication *) sender
4197 /* TODO: these may help w/IO switching btwn terminal and NSApp */
4198 - (void)applicationWillBecomeActive: (NSNotification *)notification
4200 //ns_app_active=YES;
4202 - (void)applicationDidBecomeActive: (NSNotification *)notification
4204 //ns_app_active=YES;
4206 - (void)applicationDidResignActive: (NSNotification *)notification
4209 ns_send_appdefined (-1);
4214 /* ==========================================================================
4216 EmacsApp aux handlers for managing event loop
4218 ========================================================================== */
4221 - (void)timeout_handler: (NSTimer *)timedEntry
4222 /* --------------------------------------------------------------------------
4223 The timeout specified to ns_select has passed.
4224 -------------------------------------------------------------------------- */
4226 /*NSTRACE (timeout_handler); */
4227 ns_send_appdefined (-2);
4230 - (void)fd_handler: (NSTimer *) fdEntry
4231 /* --------------------------------------------------------------------------
4232 Check data waiting on file descriptors and terminate if so
4233 -------------------------------------------------------------------------- */
4236 /* NSTRACE (fd_handler); */
4238 if (select_nfds == 0)
4241 memcpy (&t_readfds, &select_readfds, sizeof (fd_set));
4243 select_timeout.tv_sec = select_timeout.tv_usec = 0;
4244 result = select (select_nfds, &t_readfds, (SELECT_TYPE *)0, (SELECT_TYPE *)0,
4248 memcpy (&select_readfds, &t_readfds, sizeof (fd_set));
4249 ns_send_appdefined (result);
4255 /* ==========================================================================
4259 ========================================================================== */
4261 /* called from system: queue for next pass through event loop */
4262 - (void)requestService: (NSPasteboard *)pboard
4263 userData: (NSString *)userData
4264 error: (NSString **)error
4266 [ns_pending_service_names addObject: userData];
4267 [ns_pending_service_args addObject: [NSString stringWithUTF8String:
4268 SDATA (ns_string_from_pasteboard (pboard))]];
4272 /* called from ns_read_socket to clear queue */
4273 - (BOOL)fulfillService: (NSString *)name withArg: (NSString *)arg
4275 struct frame *emacsframe = SELECTED_FRAME ();
4276 NSEvent *theEvent = [NSApp currentEvent];
4281 emacs_event->kind = NS_NONKEY_EVENT;
4282 emacs_event->code = KEY_NS_SPI_SERVICE_CALL;
4283 ns_input_spi_name = build_string ([name UTF8String]);
4284 ns_input_spi_arg = build_string ([arg UTF8String]);
4285 emacs_event->modifiers = EV_MODIFIERS (theEvent);
4286 EV_TRAILER (theEvent);
4296 /* ==========================================================================
4298 EmacsView implementation
4300 ========================================================================== */
4303 @implementation EmacsView
4305 /* needed to inform when window closed from LISP */
4306 - (void) setWindowClosing: (BOOL)closing
4308 windowClosing = closing;
4314 NSTRACE (EmacsView_dealloc);
4320 /* called on font panel selection */
4321 - (void)changeFont: (id)sender
4323 NSEvent *e =[[self window] currentEvent];
4324 struct face *face =FRAME_DEFAULT_FACE (emacsframe);
4328 NSTRACE (changeFont);
4332 if (newFont = [sender convertFont:
4333 ((struct nsfont_info *)face->font)->nsfont])
4335 SET_FRAME_GARBAGED (emacsframe); /* now needed as of 2008/10 */
4337 emacs_event->kind = NS_NONKEY_EVENT;
4338 emacs_event->modifiers = 0;
4339 emacs_event->code = KEY_NS_CHANGE_FONT;
4341 size = [newFont pointSize];
4342 ns_input_fontsize = make_number (lrint (size));
4343 ns_input_font = build_string ([[newFont familyName] UTF8String]);
4349 - (BOOL)acceptsFirstResponder
4351 NSTRACE (acceptsFirstResponder);
4356 - (void)resetCursorRects
4358 NSRect visible = [self visibleRect];
4359 NSCursor *currentCursor = FRAME_POINTER_TYPE (emacsframe);
4360 NSTRACE (resetCursorRects);
4362 if (currentCursor == nil)
4363 currentCursor = [NSCursor arrowCursor];
4365 if (!NSIsEmptyRect (visible))
4366 [self addCursorRect: visible cursor: currentCursor];
4367 [currentCursor setOnMouseEntered: YES];
4372 /*****************************************************************************/
4373 /* Keyboard handling. */
4376 - (void)keyDown: (NSEvent *)theEvent
4378 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
4380 unsigned fnKeysym = 0;
4382 static NSMutableArray *nsEvArray;
4383 static BOOL firstTime = YES;
4388 /* Rhapsody and OS X give up and down events for the arrow keys */
4389 if (ns_fake_keydown == YES)
4390 ns_fake_keydown = NO;
4391 else if ([theEvent type] != NSKeyDown)
4397 if (![[self window] isKeyWindow]
4398 && [[theEvent window] isKindOfClass: [EmacsWindow class]]
4399 /* we must avoid an infinite loop here. */
4400 && (EmacsView *)[[theEvent window] delegate] != self)
4402 /* XXX: There is an occasional condition in which, when Emacs display
4403 updates a different frame from the current one, and temporarily
4404 selects it, then processes some interrupt-driven input
4405 (dispnew.c:3878), OS will send the event to the correct NSWindow, but
4406 for some reason that window has its first responder set to the NSView
4407 most recently updated (I guess), which is not the correct one. */
4408 [(EmacsView *)[[theEvent window] delegate] keyDown: theEvent];
4412 if (nsEvArray == nil)
4413 nsEvArray = [[NSMutableArray alloc] initWithCapacity: 1];
4415 [NSCursor setHiddenUntilMouseMoves: YES];
4417 if (hlinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight))
4419 clear_mouse_face (hlinfo);
4420 hlinfo->mouse_face_hidden = 1;
4423 if (!processingCompose)
4425 code = ([[theEvent charactersIgnoringModifiers] length] == 0) ?
4426 0 : [[theEvent charactersIgnoringModifiers] characterAtIndex: 0];
4427 /* (Carbon way: [theEvent keyCode]) */
4429 /* is it a "function key"? */
4430 fnKeysym = ns_convert_key (code);
4433 /* COUNTERHACK: map 'Delete' on upper-right main KB to 'Backspace',
4434 because Emacs treats Delete and KP-Delete same (in simple.el). */
4435 if (fnKeysym == 0xFFFF && [theEvent keyCode] == 0x33)
4436 code = 0xFF08; /* backspace */
4441 /* are there modifiers? */
4442 emacs_event->modifiers = 0;
4443 flags = [theEvent modifierFlags];
4445 if (flags & NSHelpKeyMask)
4446 emacs_event->modifiers |= hyper_modifier;
4448 if (flags & NSShiftKeyMask)
4449 emacs_event->modifiers |= shift_modifier;
4451 if ((flags & NSRightCommandKeyMask) == NSRightCommandKeyMask)
4452 emacs_event->modifiers |= parse_solitary_modifier
4453 (EQ (ns_right_command_modifier, Qleft)
4454 ? ns_command_modifier
4455 : ns_right_command_modifier);
4457 if ((flags & NSLeftCommandKeyMask) == NSLeftCommandKeyMask)
4459 emacs_event->modifiers |= parse_solitary_modifier
4460 (ns_command_modifier);
4462 /* if super (default), take input manager's word so things like
4463 dvorak / qwerty layout work */
4464 if (EQ (ns_command_modifier, Qsuper)
4466 && [[theEvent characters] length] != 0)
4468 /* XXX: the code we get will be unshifted, so if we have
4469 a shift modifier, must convert ourselves */
4470 if (!(flags & NSShiftKeyMask))
4471 code = [[theEvent characters] characterAtIndex: 0];
4473 /* this is ugly and also requires linking w/Carbon framework
4474 (for LMGetKbdType) so for now leave this rare (?) case
4475 undealt with.. in future look into CGEvent methods */
4478 long smv = GetScriptManagerVariable (smKeyScript);
4479 Handle uchrHandle = GetResource
4480 ('uchr', GetScriptVariable (smv, smScriptKeys));
4482 UCKeyTranslate ((UCKeyboardLayout*)*uchrHandle,
4483 [[theEvent characters] characterAtIndex: 0],
4484 kUCKeyActionDisplay,
4485 (flags & ~NSCommandKeyMask) >> 8,
4486 LMGetKbdType (), kUCKeyTranslateNoDeadKeysMask,
4487 &dummy, 1, &dummy, &code);
4494 if ((flags & NSRightControlKeyMask) == NSRightControlKeyMask)
4495 emacs_event->modifiers |= parse_solitary_modifier
4496 (EQ (ns_right_control_modifier, Qleft)
4497 ? ns_control_modifier
4498 : ns_right_control_modifier);
4500 if ((flags & NSLeftControlKeyMask) == NSLeftControlKeyMask)
4501 emacs_event->modifiers |= parse_solitary_modifier
4502 (ns_control_modifier);
4504 if (flags & NS_FUNCTION_KEY_MASK && !fnKeysym)
4505 emacs_event->modifiers |=
4506 parse_solitary_modifier (ns_function_modifier);
4508 left_is_none = NILP (ns_alternate_modifier)
4509 || EQ (ns_alternate_modifier, Qnone);
4511 if ((flags & NSRightAlternateKeyMask) == NSRightAlternateKeyMask)
4513 if ((NILP (ns_right_alternate_modifier)
4514 || EQ (ns_right_alternate_modifier, Qnone)
4515 || (EQ (ns_right_alternate_modifier, Qleft) && left_is_none))
4517 { /* accept pre-interp alt comb */
4518 if ([[theEvent characters] length] > 0)
4519 code = [[theEvent characters] characterAtIndex: 0];
4520 /*HACK: clear lone shift modifier to stop next if from firing */
4521 if (emacs_event->modifiers == shift_modifier)
4522 emacs_event->modifiers = 0;
4525 emacs_event->modifiers |= parse_solitary_modifier
4526 (EQ (ns_right_alternate_modifier, Qleft)
4527 ? ns_alternate_modifier
4528 : ns_right_alternate_modifier);
4531 if ((flags & NSLeftAlternateKeyMask) == NSLeftAlternateKeyMask) /* default = meta */
4533 if (left_is_none && !fnKeysym)
4534 { /* accept pre-interp alt comb */
4535 if ([[theEvent characters] length] > 0)
4536 code = [[theEvent characters] characterAtIndex: 0];
4537 /*HACK: clear lone shift modifier to stop next if from firing */
4538 if (emacs_event->modifiers == shift_modifier)
4539 emacs_event->modifiers = 0;
4542 emacs_event->modifiers |=
4543 parse_solitary_modifier (ns_alternate_modifier);
4547 fprintf (stderr, "keyDown: code =%x\tfnKey =%x\tflags = %x\tmods = %x\n",
4548 code, fnKeysym, flags, emacs_event->modifiers);
4550 /* if it was a function key or had modifiers, pass it directly to emacs */
4551 if (fnKeysym || (emacs_event->modifiers
4552 && (emacs_event->modifiers != shift_modifier)
4553 && [[theEvent charactersIgnoringModifiers] length] > 0))
4554 /*[[theEvent characters] length] */
4556 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4558 code |= (1<<28)|(3<<16);
4559 else if (code == 0x7f)
4560 code |= (1<<28)|(3<<16);
4562 emacs_event->kind = code > 0xFF
4563 ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
4565 emacs_event->code = code;
4566 EV_TRAILER (theEvent);
4571 /* if we get here we should send the key for input manager processing */
4572 if (firstTime && [[NSInputManager currentInputManager]
4573 wantsToDelayTextChangeNotifications] == NO)
4575 "Emacs: WARNING: TextInput mgr wants marked text to be permanent!\n");
4578 if (NS_KEYLOG && !processingCompose)
4579 fprintf (stderr, "keyDown: Begin compose sequence.\n");
4581 processingCompose = YES;
4582 [nsEvArray addObject: theEvent];
4583 [self interpretKeyEvents: nsEvArray];
4584 [nsEvArray removeObject: theEvent];
4588 #ifdef NS_IMPL_COCOA
4589 /* Needed to pick up Ctrl-tab and possibly other events that OS X has
4590 decided not to send key-down for.
4591 See http://osdir.com/ml/editors.vim.mac/2007-10/msg00141.html
4592 This only applies on Tiger and earlier.
4593 If it matches one of these, send it on to keyDown. */
4594 -(void)keyUp: (NSEvent *)theEvent
4596 int flags = [theEvent modifierFlags];
4597 int code = [theEvent keyCode];
4598 if (floor (NSAppKitVersionNumber) <= 824 /*NSAppKitVersionNumber10_4*/ &&
4599 code == 0x30 && (flags & NSControlKeyMask) && !(flags & NSCommandKeyMask))
4602 fprintf (stderr, "keyUp: passed test");
4603 ns_fake_keydown = YES;
4604 [self keyDown: theEvent];
4610 /* <NSTextInput> implementation (called through super interpretKeyEvents:]). */
4613 /* <NSTextInput>: called when done composing;
4614 NOTE: also called when we delete over working text, followed immed.
4615 by doCommandBySelector: deleteBackward: */
4616 - (void)insertText: (id)aString
4619 int len = [(NSString *)aString length];
4623 NSLog (@"insertText '%@'\tlen = %d", aString, len);
4624 processingCompose = NO;
4629 /* first, clear any working text */
4630 if (workingText != nil)
4631 [self deleteWorkingText];
4633 /* now insert the string as keystrokes */
4634 for (i =0; i<len; i++)
4636 code = [aString characterAtIndex: i];
4637 /* TODO: still need this? */
4639 code = '~'; /* 0x7E */
4640 emacs_event->modifiers = 0;
4642 = code > 0xFF ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
4643 emacs_event->code = code;
4644 EV_TRAILER ((id)nil);
4649 /* <NSTextInput>: inserts display of composing characters */
4650 - (void)setMarkedText: (id)aString selectedRange: (NSRange)selRange
4652 NSString *str = [aString respondsToSelector: @selector (string)] ?
4653 [aString string] : aString;
4655 NSLog (@"setMarkedText '%@' len =%d range %d from %d", str, [str length],
4656 selRange.length, selRange.location);
4658 if (workingText != nil)
4659 [self deleteWorkingText];
4660 if ([str length] == 0)
4666 processingCompose = YES;
4667 workingText = [str copy];
4668 ns_working_text = build_string ([workingText UTF8String]);
4670 emacs_event->kind = NS_TEXT_EVENT;
4671 emacs_event->code = KEY_NS_PUT_WORKING_TEXT;
4672 EV_TRAILER ((id)nil);
4676 /* delete display of composing characters [not in <NSTextInput>] */
4677 - (void)deleteWorkingText
4679 if (workingText == nil)
4682 NSLog(@"deleteWorkingText len =%d\n", [workingText length]);
4683 [workingText release];
4685 processingCompose = NO;
4690 emacs_event->kind = NS_TEXT_EVENT;
4691 emacs_event->code = KEY_NS_UNPUT_WORKING_TEXT;
4692 EV_TRAILER ((id)nil);
4696 - (BOOL)hasMarkedText
4698 return workingText != nil;
4702 - (NSRange)markedRange
4704 NSRange rng = workingText != nil
4705 ? NSMakeRange (0, [workingText length]) : NSMakeRange (NSNotFound, 0);
4707 NSLog (@"markedRange request");
4715 NSLog (@"unmark (accept) text");
4716 [self deleteWorkingText];
4717 processingCompose = NO;
4721 /* used to position char selection windows, etc. */
4722 - (NSRect)firstRectForCharacterRange: (NSRange)theRange
4726 struct window *win = XWINDOW (FRAME_SELECTED_WINDOW (emacsframe));
4728 NSLog (@"firstRectForCharRange request");
4730 rect.size.width = theRange.length * FRAME_COLUMN_WIDTH (emacsframe);
4731 rect.size.height = FRAME_LINE_HEIGHT (emacsframe);
4732 pt.x = WINDOW_TEXT_TO_FRAME_PIXEL_X (win, win->phys_cursor.x);
4733 pt.y = WINDOW_TO_FRAME_PIXEL_Y (win, win->phys_cursor.y
4734 +FRAME_LINE_HEIGHT (emacsframe));
4736 pt = [self convertPoint: pt toView: nil];
4737 pt = [[self window] convertBaseToScreen: pt];
4743 - (long)conversationIdentifier
4749 - (void)doCommandBySelector: (SEL)aSelector
4752 NSLog (@"doCommandBySelector: %@", NSStringFromSelector (aSelector));
4754 if (aSelector == @selector (deleteBackward:))
4756 /* happens when user backspaces over an ongoing composition:
4757 throw a 'delete' into the event queue */
4760 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4761 emacs_event->code = 0xFF08;
4762 EV_TRAILER ((id)nil);
4766 - (NSArray *)validAttributesForMarkedText
4768 static NSArray *arr = nil;
4769 if (arr == nil) arr = [NSArray new];
4770 /* [[NSArray arrayWithObject: NSUnderlineStyleAttributeName] retain]; */
4774 - (NSRange)selectedRange
4777 NSLog (@"selectedRange request");
4778 return NSMakeRange (NSNotFound, 0);
4781 - (NSUInteger)characterIndexForPoint: (NSPoint)thePoint
4784 NSLog (@"characterIndexForPoint request");
4788 - (NSAttributedString *)attributedSubstringFromRange: (NSRange)theRange
4790 static NSAttributedString *str = nil;
4791 if (str == nil) str = [NSAttributedString new];
4793 NSLog (@"attributedSubstringFromRange request");
4797 /* End <NSTextInput> impl. */
4798 /*****************************************************************************/
4801 /* This is what happens when the user presses a mouse button. */
4802 - (void)mouseDown: (NSEvent *)theEvent
4804 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
4807 NSTRACE (mouseDown);
4809 [self deleteWorkingText];
4814 last_mouse_frame = emacsframe;
4815 /* appears to be needed to prevent spurious movement events generated on
4817 last_mouse_frame->mouse_moved = 0;
4819 if ([theEvent type] == NSScrollWheel)
4821 float delta = [theEvent deltaY];
4822 /* Mac notebooks send wheel events w/delta =0 when trackpad scrolling */
4825 emacs_event->kind = WHEEL_EVENT;
4826 emacs_event->code = 0;
4827 emacs_event->modifiers = EV_MODIFIERS (theEvent) |
4828 ((delta > 0) ? up_modifier : down_modifier);
4832 emacs_event->kind = MOUSE_CLICK_EVENT;
4833 emacs_event->code = EV_BUTTON (theEvent);
4834 emacs_event->modifiers = EV_MODIFIERS (theEvent)
4835 | EV_UDMODIFIERS (theEvent);
4837 XSETINT (emacs_event->x, lrint (p.x));
4838 XSETINT (emacs_event->y, lrint (p.y));
4839 EV_TRAILER (theEvent);
4843 - (void)rightMouseDown: (NSEvent *)theEvent
4845 NSTRACE (rightMouseDown);
4846 [self mouseDown: theEvent];
4850 - (void)otherMouseDown: (NSEvent *)theEvent
4852 NSTRACE (otherMouseDown);
4853 [self mouseDown: theEvent];
4857 - (void)mouseUp: (NSEvent *)theEvent
4860 [self mouseDown: theEvent];
4864 - (void)rightMouseUp: (NSEvent *)theEvent
4866 NSTRACE (rightMouseUp);
4867 [self mouseDown: theEvent];
4871 - (void)otherMouseUp: (NSEvent *)theEvent
4873 NSTRACE (otherMouseUp);
4874 [self mouseDown: theEvent];
4878 - (void) scrollWheel: (NSEvent *)theEvent
4880 NSTRACE (scrollWheel);
4881 [self mouseDown: theEvent];
4885 /* Tell emacs the mouse has moved. */
4886 - (void)mouseMoved: (NSEvent *)e
4888 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
4891 // NSTRACE (mouseMoved);
4893 last_mouse_movement_time = EV_TIMESTAMP (e);
4894 last_mouse_motion_position
4895 = [self convertPoint: [e locationInWindow] fromView: nil];
4897 /* update any mouse face */
4898 if (hlinfo->mouse_face_hidden)
4900 hlinfo->mouse_face_hidden = 0;
4901 clear_mouse_face (hlinfo);
4904 /* tooltip handling */
4905 previous_help_echo_string = help_echo_string;
4906 help_echo_string = Qnil;
4908 if (!note_mouse_movement (emacsframe, last_mouse_motion_position.x,
4909 last_mouse_motion_position.y))
4910 help_echo_string = previous_help_echo_string;
4912 XSETFRAME (frame, emacsframe);
4913 if (!NILP (help_echo_string) || !NILP (previous_help_echo_string))
4915 /* NOTE: help_echo_{window,pos,object} are set in xdisp.c
4916 (note_mouse_highlight), which is called through the
4917 note_mouse_movement () call above */
4918 gen_help_event (help_echo_string, frame, help_echo_window,
4919 help_echo_object, help_echo_pos);
4923 help_echo_string = Qnil;
4924 gen_help_event (Qnil, frame, Qnil, Qnil, 0);
4927 if (emacsframe->mouse_moved && send_appdefined)
4928 ns_send_appdefined (-1);
4932 - (void)mouseDragged: (NSEvent *)e
4934 NSTRACE (mouseDragged);
4935 [self mouseMoved: e];
4939 - (void)rightMouseDragged: (NSEvent *)e
4941 NSTRACE (rightMouseDragged);
4942 [self mouseMoved: e];
4946 - (void)otherMouseDragged: (NSEvent *)e
4948 NSTRACE (otherMouseDragged);
4949 [self mouseMoved: e];
4953 - (BOOL)windowShouldClose: (id)sender
4955 NSEvent *e =[[self window] currentEvent];
4957 NSTRACE (windowShouldClose);
4958 windowClosing = YES;
4961 emacs_event->kind = DELETE_WINDOW_EVENT;
4962 emacs_event->modifiers = 0;
4963 emacs_event->code = 0;
4965 /* Don't close this window, let this be done from lisp code. */
4970 - (NSSize)windowWillResize: (NSWindow *)sender toSize: (NSSize)frameSize
4971 /* normalize frame to gridded text size */
4973 NSTRACE (windowWillResize);
4974 /*fprintf (stderr,"Window will resize: %.0f x %.0f\n",frameSize.width,frameSize.height); */
4976 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe,
4977 #ifdef NS_IMPL_GNUSTEP
4978 frameSize.width + 3);
4982 if (cols < MINWIDTH)
4985 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe, frameSize.height
4986 #ifdef NS_IMPL_GNUSTEP
4987 - FRAME_NS_TITLEBAR_HEIGHT (emacsframe) + 3
4988 - FRAME_TOOLBAR_HEIGHT (emacsframe));
4990 - FRAME_NS_TITLEBAR_HEIGHT (emacsframe)
4991 - FRAME_TOOLBAR_HEIGHT (emacsframe));
4993 if (rows < MINHEIGHT)
4995 #ifdef NS_IMPL_COCOA
4997 /* this sets window title to have size in it; the wm does this under GS */
4998 NSRect r = [[self window] frame];
4999 if (r.size.height == frameSize.height && r.size.width == frameSize.width)
5010 NSWindow *window = [self window];
5013 const char *t = [[[self window] title] UTF8String];
5014 char *pos = strstr (t, " — ");
5017 old_title = (char *) xmalloc (strlen (t) + 1);
5018 strcpy (old_title, t);
5020 size_title = xmalloc (strlen (old_title) + 40);
5021 sprintf (size_title, "%s — (%d x %d)", old_title, cols, rows);
5022 [window setTitle: [NSString stringWithUTF8String: size_title]];
5027 #endif /* NS_IMPL_COCOA */
5028 /*fprintf (stderr," ...size became %.0f x %.0f (%d x %d)\n",frameSize.width,frameSize.height,cols,rows); */
5034 - (void)windowDidResize: (NSNotification *)notification
5036 NSWindow *theWindow = [notification object];
5038 #ifdef NS_IMPL_GNUSTEP
5039 /* in GNUstep, at least currently, it's possible to get a didResize
5040 without getting a willResize.. therefore we need to act as if we got
5041 the willResize now */
5042 NSSize sz = [theWindow frame].size;
5043 sz = [self windowWillResize: theWindow toSize: sz];
5044 #endif /* NS_IMPL_GNUSTEP */
5046 NSTRACE (windowDidResize);
5047 /*fprintf (stderr,"windowDidResize: %.0f\n",[theWindow frame].size.height); */
5049 #ifdef NS_IMPL_COCOA
5055 #endif /* NS_IMPL_COCOA */
5057 /* Avoid loop under GNUstep due to call at beginning of this function.
5058 (x_set_window_size causes a resize which causes
5059 a "windowDidResize" which calls x_set_window_size). */
5060 #ifndef NS_IMPL_GNUSTEP
5061 if (cols > 0 && rows > 0)
5062 x_set_window_size (emacsframe, 0, cols, rows);
5065 ns_send_appdefined (-1);
5069 - (void)windowDidBecomeKey: (NSNotification *)notification
5070 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5072 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5073 struct frame *old_focus = dpyinfo->x_focus_frame;
5075 NSTRACE (windowDidBecomeKey);
5077 if (emacsframe != old_focus)
5078 dpyinfo->x_focus_frame = emacsframe;
5080 ns_frame_rehighlight (emacsframe);
5084 emacs_event->kind = FOCUS_IN_EVENT;
5085 EV_TRAILER ((id)nil);
5090 - (void)windowDidResignKey: (NSNotification *)notification
5091 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5093 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5094 NSTRACE (windowDidResignKey);
5096 if (dpyinfo->x_focus_frame == emacsframe)
5097 dpyinfo->x_focus_frame = 0;
5099 ns_frame_rehighlight (emacsframe);
5101 /* FIXME: for some reason needed on second and subsequent clicks away
5102 from sole-frame Emacs to get hollow box to show */
5103 if (!windowClosing && [[self window] isVisible] == YES)
5105 x_update_cursor (emacsframe, 1);
5106 x_set_frame_alpha (emacsframe);
5111 [self deleteWorkingText];
5112 emacs_event->kind = FOCUS_IN_EVENT;
5113 EV_TRAILER ((id)nil);
5118 - (void)windowWillMiniaturize: sender
5120 NSTRACE (windowWillMiniaturize);
5136 - initFrameFromEmacs: (struct frame *)f
5141 NSButton *toggleButton;
5142 int vbextra = NS_SCROLL_BAR_WIDTH (f);
5147 NSTRACE (initFrameFromEmacs);
5150 processingCompose = NO;
5151 scrollbarsNeedingUpdate = 0;
5153 /*fprintf (stderr,"init with %d, %d\n",f->text_cols, f->text_lines); */
5155 ns_userRect = NSMakeRect (0, 0, 0, 0);
5156 r = NSMakeRect (0, 0, FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, f->text_cols),
5157 FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, f->text_lines));
5158 [self initWithFrame: r];
5159 [self setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
5161 FRAME_NS_VIEW (f) = self;
5165 win = [[EmacsWindow alloc]
5166 initWithContentRect: r
5167 styleMask: (NSResizableWindowMask |
5168 NSMiniaturizableWindowMask |
5169 NSClosableWindowMask)
5170 backing: NSBackingStoreBuffered
5174 f->border_width = wr.size.width - r.size.width;
5175 FRAME_NS_TITLEBAR_HEIGHT (f) = wr.size.height - r.size.height;
5177 [win setAcceptsMouseMovedEvents: YES];
5178 [win setDelegate: self];
5179 [win useOptimizedDrawing: YES];
5181 sz.width = FRAME_COLUMN_WIDTH (f);
5182 sz.height = FRAME_LINE_HEIGHT (f);
5183 [win setResizeIncrements: sz];
5185 [[win contentView] addSubview: self];
5188 [self registerForDraggedTypes: ns_drag_types];
5191 name = [NSString stringWithUTF8String:
5192 NILP (tem) ? (unsigned char *)"Emacs" : SDATA (tem)];
5193 [win setTitle: name];
5195 /* toolbar support */
5196 toolbar = [[EmacsToolbar alloc] initForView: self withIdentifier:
5197 [NSString stringWithFormat: @"Emacs Frame %d",
5199 [win setToolbar: toolbar];
5200 [toolbar setVisible: NO];
5201 #ifdef NS_IMPL_COCOA
5202 toggleButton = [win standardWindowButton: NSWindowToolbarButton];
5203 [toggleButton setTarget: self];
5204 [toggleButton setAction: @selector (toggleToolbar: )];
5206 FRAME_TOOLBAR_HEIGHT (f) = 0;
5210 [win setMiniwindowTitle:
5211 [NSString stringWithUTF8String: SDATA (tem)]];
5214 NSScreen *screen = [win screen];
5217 [win setFrameTopLeftPoint: NSMakePoint
5218 (IN_BOUND (-SCREENMAX, f->left_pos, SCREENMAX),
5219 IN_BOUND (-SCREENMAX,
5220 [screen frame].size.height - NS_TOP_POS (f), SCREENMAX))];
5223 [win makeFirstResponder: self];
5225 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
5226 (FRAME_DEFAULT_FACE (emacsframe)), emacsframe);
5227 [win setBackgroundColor: col];
5228 if ([col alphaComponent] != 1.0)
5229 [win setOpaque: NO];
5231 [self allocateGState];
5238 - (void)windowDidMove: sender
5240 NSWindow *win = [self window];
5241 NSRect r = [win frame];
5242 NSArray *screens = [NSScreen screens];
5243 NSScreen *screen = [screens objectAtIndex: 0];
5245 NSTRACE (windowDidMove);
5247 if (!emacsframe->output_data.ns)
5251 emacsframe->left_pos = r.origin.x;
5252 emacsframe->top_pos =
5253 [screen frame].size.height - (r.origin.y + r.size.height);
5258 /* Called AFTER method below, but before our windowWillResize call there leads
5259 to windowDidResize -> x_set_window_size. Update emacs' notion of frame
5260 location so set_window_size moves the frame. */
5261 - (BOOL)windowShouldZoom: (NSWindow *)sender toFrame: (NSRect)newFrame
5263 emacsframe->output_data.ns->zooming = 1;
5268 /* Override to do something slightly nonstandard, but nice. First click on
5269 zoom button will zoom vertically. Second will zoom completely. Third
5270 returns to original. */
5271 - (NSRect)windowWillUseStandardFrame:(NSWindow *)sender
5272 defaultFrame:(NSRect)defaultFrame
5274 NSRect result = [sender frame];
5276 NSTRACE (windowWillUseStandardFrame);
5278 if (abs (defaultFrame.size.height - result.size.height)
5279 > FRAME_LINE_HEIGHT (emacsframe))
5282 ns_userRect = result;
5283 result.size.height = defaultFrame.size.height;
5284 result.origin.y = defaultFrame.origin.y;
5288 if (abs (defaultFrame.size.width - result.size.width)
5289 > FRAME_COLUMN_WIDTH (emacsframe))
5290 result = defaultFrame; /* second click */
5294 result = ns_userRect.size.height ? ns_userRect : result;
5295 ns_userRect = NSMakeRect (0, 0, 0, 0);
5299 [self windowWillResize: sender toSize: result.size];
5304 - (void)windowDidDeminiaturize: sender
5306 NSTRACE (windowDidDeminiaturize);
5307 if (!emacsframe->output_data.ns)
5309 emacsframe->async_iconified = 0;
5310 emacsframe->async_visible = 1;
5311 windows_or_buffers_changed++;
5315 emacs_event->kind = ICONIFY_EVENT;
5316 EV_TRAILER ((id)nil);
5321 - (void)windowDidExpose: sender
5323 NSTRACE (windowDidExpose);
5324 if (!emacsframe->output_data.ns)
5326 emacsframe->async_visible = 1;
5327 SET_FRAME_GARBAGED (emacsframe);
5329 if (send_appdefined)
5330 ns_send_appdefined (-1);
5334 - (void)windowDidMiniaturize: sender
5336 NSTRACE (windowDidMiniaturize);
5337 if (!emacsframe->output_data.ns)
5340 emacsframe->async_iconified = 1;
5341 emacsframe->async_visible = 0;
5345 emacs_event->kind = ICONIFY_EVENT;
5346 EV_TRAILER ((id)nil);
5351 - (void)mouseEntered: (NSEvent *)theEvent
5353 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
5354 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5355 NSTRACE (mouseEntered);
5357 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
5361 - (void)mouseExited: (NSEvent *)theEvent
5363 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
5365 Mouse_HLInfo *hlinfo = emacsframe ? MOUSE_HL_INFO (emacsframe) : NULL;
5367 NSTRACE (mouseExited);
5372 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
5374 if (emacsframe == hlinfo->mouse_face_mouse_frame)
5376 clear_mouse_face (hlinfo);
5377 hlinfo->mouse_face_mouse_frame = 0;
5385 if (context_menu_value == -1)
5386 context_menu_value = [sender tag];
5388 find_and_call_menu_selection (emacsframe, emacsframe->menu_bar_items_used,
5389 emacsframe->menu_bar_vector,
5390 (void *)[sender tag]);
5391 ns_send_appdefined (-1);
5396 - (EmacsToolbar *)toolbar
5402 /* this gets called on toolbar button click */
5403 - toolbarClicked: (id)item
5406 int idx = [item tag] * TOOL_BAR_ITEM_NSLOTS;
5408 NSTRACE (toolbarClicked);
5413 /* send first event (for some reason two needed) */
5414 theEvent = [[self window] currentEvent];
5415 emacs_event->kind = TOOL_BAR_EVENT;
5416 XSETFRAME (emacs_event->arg, emacsframe);
5417 EV_TRAILER (theEvent);
5419 emacs_event->kind = TOOL_BAR_EVENT;
5420 /* XSETINT (emacs_event->code, 0); */
5421 emacs_event->arg = AREF (emacsframe->tool_bar_items,
5422 idx + TOOL_BAR_ITEM_KEY);
5423 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5424 EV_TRAILER (theEvent);
5429 - toggleToolbar: (id)sender
5434 emacs_event->kind = NS_NONKEY_EVENT;
5435 emacs_event->code = KEY_NS_TOGGLE_TOOLBAR;
5436 EV_TRAILER ((id)nil);
5441 - (void)drawRect: (NSRect)rect
5443 int x = NSMinX (rect), y = NSMinY (rect);
5444 int width = NSWidth (rect), height = NSHeight (rect);
5448 if (!emacsframe || !emacsframe->output_data.ns || ns_in_resize)
5451 ns_clear_frame_area (emacsframe, x, y, width, height);
5452 expose_frame (emacsframe, x, y, width, height);
5455 drawRect: may be called (at least in OS X 10.5) for invisible
5456 views as well for some reason. Thus, do not infer visibility
5459 emacsframe->async_visible = 1;
5460 emacsframe->async_iconified = 0;
5465 /* NSDraggingDestination protocol methods. Actually this is not really a
5466 protocol, but a category of Object. O well... */
5468 -(NSUInteger) draggingEntered: (id <NSDraggingInfo>) sender
5470 NSTRACE (draggingEntered);
5471 return NSDragOperationGeneric;
5475 -(BOOL)prepareForDragOperation: (id <NSDraggingInfo>) sender
5481 -(BOOL)performDragOperation: (id <NSDraggingInfo>) sender
5486 NSEvent *theEvent = [[self window] currentEvent];
5489 NSTRACE (performDragOperation);
5494 position = [self convertPoint: [sender draggingLocation] fromView: nil];
5495 x = lrint (position.x); y = lrint (position.y);
5497 pb = [sender draggingPasteboard];
5498 type = [pb availableTypeFromArray: ns_drag_types];
5503 else if ([type isEqualToString: NSFilenamesPboardType])
5506 NSEnumerator *fenum;
5509 if (!(files = [pb propertyListForType: type]))
5512 fenum = [files objectEnumerator];
5513 while ( (file = [fenum nextObject]) )
5515 emacs_event->kind = NS_NONKEY_EVENT;
5516 emacs_event->code = KEY_NS_DRAG_FILE;
5517 XSETINT (emacs_event->x, x);
5518 XSETINT (emacs_event->y, y);
5519 ns_input_file = append2 (ns_input_file,
5520 build_string ([file UTF8String]));
5521 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5522 EV_TRAILER (theEvent);
5526 else if ([type isEqualToString: NSURLPboardType])
5531 if (!(fileURL = [NSURL URLFromPasteboard: pb]) ||
5532 [fileURL isFileURL] == NO)
5535 file = [fileURL path];
5536 emacs_event->kind = NS_NONKEY_EVENT;
5537 emacs_event->code = KEY_NS_DRAG_FILE;
5538 XSETINT (emacs_event->x, x);
5539 XSETINT (emacs_event->y, y);
5540 ns_input_file = append2 (ns_input_file, build_string ([file UTF8String]));
5541 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5542 EV_TRAILER (theEvent);
5545 else if ([type isEqualToString: NSStringPboardType]
5546 || [type isEqualToString: NSTabularTextPboardType])
5550 if (! (data = [pb stringForType: type]))
5553 emacs_event->kind = NS_NONKEY_EVENT;
5554 emacs_event->code = KEY_NS_DRAG_TEXT;
5555 XSETINT (emacs_event->x, x);
5556 XSETINT (emacs_event->y, y);
5557 ns_input_text = build_string ([data UTF8String]);
5558 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5559 EV_TRAILER (theEvent);
5562 else if ([type isEqualToString: NSColorPboardType])
5564 NSColor *c = [NSColor colorFromPasteboard: pb];
5565 emacs_event->kind = NS_NONKEY_EVENT;
5566 emacs_event->code = KEY_NS_DRAG_COLOR;
5567 XSETINT (emacs_event->x, x);
5568 XSETINT (emacs_event->y, y);
5569 ns_input_color = ns_color_to_lisp (c);
5570 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5571 EV_TRAILER (theEvent);
5574 else if ([type isEqualToString: NSFontPboardType])
5576 /* impl based on GNUstep NSTextView.m */
5577 NSData *data = [pb dataForType: NSFontPboardType];
5578 NSDictionary *dict = [NSUnarchiver unarchiveObjectWithData: data];
5579 NSFont *font = [dict objectForKey: NSFontAttributeName];
5585 emacs_event->kind = NS_NONKEY_EVENT;
5586 emacs_event->code = KEY_NS_CHANGE_FONT;
5587 XSETINT (emacs_event->x, x);
5588 XSETINT (emacs_event->y, y);
5589 ns_input_font = build_string ([[font fontName] UTF8String]);
5590 snprintf (fontSize, 10, "%f", [font pointSize]);
5591 ns_input_fontsize = build_string (fontSize);
5592 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5593 EV_TRAILER (theEvent);
5598 error ("Invalid data type in dragging pasteboard.");
5604 - validRequestorForSendType: (NSString *)typeSent
5605 returnType: (NSString *)typeReturned
5607 NSTRACE (validRequestorForSendType);
5608 if ([ns_send_types indexOfObjectIdenticalTo: typeSent] != NSNotFound &&
5609 [ns_return_types indexOfObjectIdenticalTo: typeSent] != NSNotFound)
5612 return [super validRequestorForSendType: typeSent
5613 returnType: typeReturned];
5617 /* The next two methods are part of NSServicesRequests informal protocol,
5618 supposedly called when a services menu item is chosen from this app.
5619 But this should not happen because we override the services menu with our
5620 own entries which call ns-perform-service.
5621 Nonetheless, it appeared to happen (under strange circumstances): bug#1435.
5622 So let's at least stub them out until further investigation can be done. */
5624 - (BOOL) readSelectionFromPasteboard: (NSPasteboard *)pb
5626 /* we could call ns_string_from_pasteboard(pboard) here but then it should
5627 be written into the buffer in place of the existing selection..
5628 ordinary service calls go through functions defined in ns-win.el */
5632 - (BOOL) writeSelectionToPasteboard: (NSPasteboard *)pb types: (NSArray *)types
5634 /* supposed to write for as many of types as we are able */
5639 /* setMini =YES means set from internal (gives a finder icon), NO means set nil
5640 (gives a miniaturized version of the window); currently we use the latter for
5641 frames whose active buffer doesn't correspond to any file
5642 (e.g., '*scratch*') */
5643 - setMiniwindowImage: (BOOL) setMini
5645 id image = [[self window] miniwindowImage];
5646 NSTRACE (setMiniwindowImage);
5648 /* NOTE: under Cocoa miniwindowImage always returns nil, documentation
5649 about "AppleDockIconEnabled" notwithstanding, however the set message
5650 below has its effect nonetheless. */
5651 if (image != emacsframe->output_data.ns->miniimage)
5653 if (image && [image isKindOfClass: [EmacsImage class]])
5655 [[self window] setMiniwindowImage:
5656 setMini ? emacsframe->output_data.ns->miniimage : nil];
5663 - (void) setRows: (int) r andColumns: (int) c
5669 @end /* EmacsView */
5673 /* ==========================================================================
5675 EmacsWindow implementation
5677 ========================================================================== */
5679 @implementation EmacsWindow
5681 /* If we have multiple monitors, one above the other, we don't want to
5682 restrict the height to just one monitor. So we override this. */
5683 - (NSRect)constrainFrameRect:(NSRect)frameRect toScreen:(NSScreen *)screen
5685 /* When making the frame visible for the first time, we want to
5686 constrain. Other times not. */
5687 struct frame *f = ((EmacsView *)[self delegate])->emacsframe;
5688 if (f->output_data.ns->dont_constrain)
5691 f->output_data.ns->dont_constrain = 1;
5692 return [super constrainFrameRect:frameRect toScreen:screen];
5696 /* called only on resize clicks by special case in EmacsApp-sendEvent */
5697 - (void)mouseDown: (NSEvent *)theEvent
5701 NSSize size = [[theEvent window] frame].size;
5702 grabOffset = [theEvent locationInWindow];
5703 grabOffset.x = size.width - grabOffset.x;
5706 [super mouseDown: theEvent];
5711 - (void)mouseUp: (NSEvent *)theEvent
5715 struct frame *f = ((EmacsView *)[self delegate])->emacsframe;
5717 ns_set_name_as_filename (f);
5719 ns_send_appdefined (-1);
5722 [super mouseUp: theEvent];
5726 /* send resize events */
5727 - (void)mouseDragged: (NSEvent *)theEvent
5731 NSPoint p = [theEvent locationInWindow];
5732 NSSize size, vettedSize, origSize = [self frame].size;
5734 size.width = p.x + grabOffset.x;
5735 size.height = origSize.height - p.y + grabOffset.y;
5737 if (size.width == origSize.width && size.height == origSize.height)
5740 vettedSize = [[self delegate] windowWillResize: self toSize: size];
5741 [[NSNotificationCenter defaultCenter]
5742 postNotificationName: NSWindowDidResizeNotification
5746 [super mouseDragged: theEvent];
5749 @end /* EmacsWindow */
5752 /* ==========================================================================
5754 EmacsScroller implementation
5756 ========================================================================== */
5759 @implementation EmacsScroller
5761 /* for repeat button push */
5762 #define SCROLL_BAR_FIRST_DELAY 0.5
5763 #define SCROLL_BAR_CONTINUOUS_DELAY (1.0 / 15)
5765 + (CGFloat) scrollerWidth
5767 /* TODO: if we want to allow variable widths, this is the place to do it,
5768 however neither GNUstep nor Cocoa support it very well */
5769 return [NSScroller scrollerWidth];
5773 - initFrame: (NSRect )r window: (Lisp_Object)nwin
5775 NSTRACE (EmacsScroller_initFrame);
5777 r.size.width = [EmacsScroller scrollerWidth];
5778 [super initWithFrame: r/*NSMakeRect (0, 0, 0, 0)*/];
5779 [self setContinuous: YES];
5780 [self setEnabled: YES];
5782 /* Ensure auto resizing of scrollbars occurs within the emacs frame's view
5783 locked against the top and bottom edges, and right edge on OS X, where
5784 scrollers are on right. */
5785 #ifdef NS_IMPL_GNUSTEP
5786 [self setAutoresizingMask: NSViewMaxXMargin | NSViewHeightSizable];
5788 [self setAutoresizingMask: NSViewMinXMargin | NSViewHeightSizable];
5793 pixel_height = NSHeight (r);
5794 if (pixel_height == 0) pixel_height = 1;
5795 min_portion = 20 / pixel_height;
5797 frame = XFRAME (XWINDOW (win)->frame);
5798 if (FRAME_LIVE_P (frame))
5801 EmacsView *view = FRAME_NS_VIEW (frame);
5802 NSView *sview = [[view window] contentView];
5803 NSArray *subs = [sview subviews];
5805 /* disable optimization stopping redraw of other scrollbars */
5806 view->scrollbarsNeedingUpdate = 0;
5807 for (i =[subs count]-1; i >= 0; i--)
5808 if ([[subs objectAtIndex: i] isKindOfClass: [EmacsScroller class]])
5809 view->scrollbarsNeedingUpdate++;
5810 [sview addSubview: self];
5813 /* [self setFrame: r]; */
5819 - (void)setFrame: (NSRect)newRect
5821 NSTRACE (EmacsScroller_setFrame);
5823 pixel_height = NSHeight (newRect);
5824 if (pixel_height == 0) pixel_height = 1;
5825 min_portion = 20 / pixel_height;
5826 [super setFrame: newRect];
5828 /* UNBLOCK_INPUT; */
5834 NSTRACE (EmacsScroller_dealloc);
5836 XWINDOW (win)->vertical_scroll_bar = Qnil;
5864 /* ensure other scrollbar updates after deletion */
5865 view = (EmacsView *)FRAME_NS_VIEW (frame);
5867 view->scrollbarsNeedingUpdate++;
5868 [self removeFromSuperview];
5876 - (void)resetCursorRects
5878 NSRect visible = [self visibleRect];
5879 NSTRACE (resetCursorRects);
5881 if (!NSIsEmptyRect (visible))
5882 [self addCursorRect: visible cursor: [NSCursor arrowCursor]];
5883 [[NSCursor arrowCursor] setOnMouseEntered: YES];
5887 - (int) checkSamePosition: (int) position portion: (int) portion
5890 return em_position ==position && em_portion ==portion && em_whole ==whole
5891 && portion != whole; /* needed for resize empty buf */
5895 - setPosition: (int)position portion: (int)portion whole: (int)whole
5897 NSTRACE (setPosition);
5899 em_position = position;
5900 em_portion = portion;
5903 if (portion >= whole)
5904 [self setFloatValue: 0.0 knobProportion: 1.0];
5908 portion = max ((float)whole*min_portion/pixel_height, portion);
5909 pos = (float)position / (whole - portion);
5910 por = (float)portion/whole;
5911 [self setFloatValue: pos knobProportion: por];
5916 /* FIXME: unused at moment (see ns_mouse_position) at the moment because
5917 drag events will go directly to the EmacsScroller. Leaving in for now. */
5918 -(void)getMouseMotionPart: (int *)part window: (Lisp_Object *)window
5919 x: (Lisp_Object *)x y: ( Lisp_Object *)y
5921 *part = last_hit_part;
5923 XSETINT (*y, pixel_height);
5924 if ([self floatValue] > 0.999)
5925 XSETINT (*x, pixel_height);
5927 XSETINT (*x, pixel_height * [self floatValue]);
5931 /* set up emacs_event */
5932 - (void) sendScrollEventAtLoc: (float)loc fromEvent: (NSEvent *)e
5937 emacs_event->part = last_hit_part;
5938 emacs_event->code = 0;
5939 emacs_event->modifiers = EV_MODIFIERS (e) | down_modifier;
5940 emacs_event->frame_or_window = win;
5941 emacs_event->timestamp = EV_TIMESTAMP (e);
5942 emacs_event->kind = SCROLL_BAR_CLICK_EVENT;
5943 emacs_event->arg = Qnil;
5944 XSETINT (emacs_event->x, loc * pixel_height);
5945 XSETINT (emacs_event->y, pixel_height-20);
5947 n_emacs_events_pending++;
5948 kbd_buffer_store_event_hold (emacs_event, q_event_ptr);
5949 EVENT_INIT (*emacs_event);
5950 ns_send_appdefined (-1);
5954 /* called manually thru timer to implement repeated button action w/hold-down */
5955 - repeatScroll: (NSTimer *)scrollEntry
5957 NSEvent *e = [[self window] currentEvent];
5958 NSPoint p = [[self window] mouseLocationOutsideOfEventStream];
5959 BOOL inKnob = [self testPart: p] == NSScrollerKnob;
5961 /* clear timer if need be */
5962 if (inKnob || [scroll_repeat_entry timeInterval] == SCROLL_BAR_FIRST_DELAY)
5964 [scroll_repeat_entry invalidate];
5965 [scroll_repeat_entry release];
5966 scroll_repeat_entry = nil;
5972 = [[NSTimer scheduledTimerWithTimeInterval:
5973 SCROLL_BAR_CONTINUOUS_DELAY
5975 selector: @selector (repeatScroll:)
5981 [self sendScrollEventAtLoc: 0 fromEvent: e];
5986 /* Asynchronous mouse tracking for scroller. This allows us to dispatch
5987 mouseDragged events without going into a modal loop. */
5988 - (void)mouseDown: (NSEvent *)e
5991 /* hitPart is only updated AFTER event is passed on */
5992 NSScrollerPart part = [self testPart: [e locationInWindow]];
5993 double inc = 0.0, loc, kloc, pos;
5996 NSTRACE (EmacsScroller_mouseDown);
6000 case NSScrollerDecrementPage:
6001 last_hit_part = scroll_bar_above_handle; inc = -1.0; break;
6002 case NSScrollerIncrementPage:
6003 last_hit_part = scroll_bar_below_handle; inc = 1.0; break;
6004 case NSScrollerDecrementLine:
6005 last_hit_part = scroll_bar_up_arrow; inc = -0.1; break;
6006 case NSScrollerIncrementLine:
6007 last_hit_part = scroll_bar_down_arrow; inc = 0.1; break;
6008 case NSScrollerKnob:
6009 last_hit_part = scroll_bar_handle; break;
6010 case NSScrollerKnobSlot: /* GNUstep-only */
6011 last_hit_part = scroll_bar_move_ratio; break;
6012 default: /* NSScrollerNoPart? */
6013 fprintf (stderr, "EmacsScoller-mouseDown: unexpected part %ld\n",
6020 pos = 0; /* ignored */
6022 /* set a timer to repeat, as we can't let superclass do this modally */
6024 = [[NSTimer scheduledTimerWithTimeInterval: SCROLL_BAR_FIRST_DELAY
6026 selector: @selector (repeatScroll:)
6033 /* handle, or on GNUstep possibly slot */
6034 NSEvent *fake_event;
6036 /* compute float loc in slot and mouse offset on knob */
6037 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
6039 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
6045 else if (loc >= NSHeight (sr))
6047 loc = NSHeight (sr);
6055 kr = [self convertRect: [self rectForPart: NSScrollerKnob]
6057 kloc = NSHeight (kr) - ([e locationInWindow].y - NSMinY (kr));
6059 last_mouse_offset = kloc;
6061 /* if knob, tell emacs a location offset by knob pos
6062 (to indicate top of handle) */
6063 if (part == NSScrollerKnob)
6064 pos = (loc - last_mouse_offset) / NSHeight (sr);
6066 /* else this is a slot click on GNUstep: go straight there */
6067 pos = loc / NSHeight (sr);
6069 /* send a fake mouse-up to super to preempt modal -trackKnob: mode */
6070 fake_event = [NSEvent mouseEventWithType: NSLeftMouseUp
6071 location: [e locationInWindow]
6072 modifierFlags: [e modifierFlags]
6073 timestamp: [e timestamp]
6074 windowNumber: [e windowNumber]
6075 context: [e context]
6076 eventNumber: [e eventNumber]
6077 clickCount: [e clickCount]
6078 pressure: [e pressure]];
6079 [super mouseUp: fake_event];
6082 if (part != NSScrollerKnob)
6083 [self sendScrollEventAtLoc: pos fromEvent: e];
6087 /* Called as we manually track scroller drags, rather than superclass. */
6088 - (void)mouseDragged: (NSEvent *)e
6094 NSTRACE (EmacsScroller_mouseDragged);
6096 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
6098 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
6105 else if (loc >= NSHeight (sr) + last_mouse_offset)
6107 loc = NSHeight (sr) + last_mouse_offset;
6111 pos = /*(edge ? loc :*/ (loc - last_mouse_offset) / NSHeight (sr);
6112 [self sendScrollEventAtLoc: pos fromEvent: e];
6116 - (void)mouseUp: (NSEvent *)e
6118 if (scroll_repeat_entry)
6120 [scroll_repeat_entry invalidate];
6121 [scroll_repeat_entry release];
6122 scroll_repeat_entry = nil;
6128 /* treat scrollwheel events in the bar as though they were in the main window */
6129 - (void) scrollWheel: (NSEvent *)theEvent
6131 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (frame);
6132 [view mouseDown: theEvent];
6135 @end /* EmacsScroller */
6140 /* ==========================================================================
6142 Font-related functions; these used to be in nsfaces.m
6144 ========================================================================== */
6148 x_new_font (struct frame *f, Lisp_Object font_object, int fontset)
6150 struct font *font = XFONT_OBJECT (font_object);
6153 fontset = fontset_from_font (font_object);
6154 FRAME_FONTSET (f) = fontset;
6156 if (FRAME_FONT (f) == font)
6157 /* This font is already set in frame F. There's nothing more to
6161 FRAME_FONT (f) = font;
6163 FRAME_BASELINE_OFFSET (f) = font->baseline_offset;
6164 FRAME_COLUMN_WIDTH (f) = font->average_width;
6165 FRAME_SPACE_WIDTH (f) = font->space_width;
6166 FRAME_LINE_HEIGHT (f) = font->height;
6168 compute_fringe_widths (f, 1);
6170 /* Compute the scroll bar width in character columns. */
6171 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0)
6173 int wid = FRAME_COLUMN_WIDTH (f);
6174 FRAME_CONFIG_SCROLL_BAR_COLS (f)
6175 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid - 1) / wid;
6179 int wid = FRAME_COLUMN_WIDTH (f);
6180 FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid;
6183 /* Now make the frame display the given font. */
6184 if (FRAME_NS_WINDOW (f) != 0)
6185 x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f));
6191 /* XLFD: -foundry-family-weight-slant-swidth-adstyle-pxlsz-ptSz-resx-resy-spc-avgWidth-rgstry-encoding */
6192 /* Note: ns_font_to_xlfd and ns_fontname_to_xlfd no longer needed, removed
6196 ns_xlfd_to_fontname (const char *xlfd)
6197 /* --------------------------------------------------------------------------
6198 Convert an X font name (XLFD) to an NS font name.
6199 Only family is used.
6200 The string returned is temporarily allocated.
6201 -------------------------------------------------------------------------- */
6203 char *name = xmalloc (180);
6207 if (!strncmp (xlfd, "--", 2))
6208 sscanf (xlfd, "--%*[^-]-%[^-]179-", name);
6210 sscanf (xlfd, "-%*[^-]-%[^-]179-", name);
6212 /* stopgap for malformed XLFD input */
6213 if (strlen (name) == 0)
6214 strcpy (name, "Monaco");
6216 /* undo hack in ns_fontname_to_xlfd, converting '$' to '-', '_' to ' '
6217 also uppercase after '-' or ' ' */
6218 name[0] = toupper (name[0]);
6219 for (len =strlen (name), i =0; i<len; i++)
6225 name[i+1] = toupper (name[i+1]);
6227 else if (name[i] == '_')
6231 name[i+1] = toupper (name[i+1]);
6234 /*fprintf (stderr, "converted '%s' to '%s'\n",xlfd,name); */
6235 ret = [[NSString stringWithUTF8String: name] UTF8String];
6242 syms_of_nsterm (void)
6244 NSTRACE (syms_of_nsterm);
6246 ns_antialias_threshold = 10.0;
6248 /* from 23+ we need to tell emacs what modifiers there are.. */
6249 DEFSYM (Qmodifier_value, "modifier-value");
6250 DEFSYM (Qalt, "alt");
6251 DEFSYM (Qhyper, "hyper");
6252 DEFSYM (Qmeta, "meta");
6253 DEFSYM (Qsuper, "super");
6254 DEFSYM (Qcontrol, "control");
6255 DEFSYM (Qnone, "none");
6256 Fput (Qalt, Qmodifier_value, make_number (alt_modifier));
6257 Fput (Qhyper, Qmodifier_value, make_number (hyper_modifier));
6258 Fput (Qmeta, Qmodifier_value, make_number (meta_modifier));
6259 Fput (Qsuper, Qmodifier_value, make_number (super_modifier));
6260 Fput (Qcontrol, Qmodifier_value, make_number (ctrl_modifier));
6262 DEFVAR_LISP ("ns-input-file", ns_input_file,
6263 "The file specified in the last NS event.");
6264 ns_input_file =Qnil;
6266 DEFVAR_LISP ("ns-input-text", ns_input_text,
6267 "The data received in the last NS text drag event.");
6268 ns_input_text =Qnil;
6270 DEFVAR_LISP ("ns-working-text", ns_working_text,
6271 "String for visualizing working composition sequence.");
6272 ns_working_text =Qnil;
6274 DEFVAR_LISP ("ns-input-font", ns_input_font,
6275 "The font specified in the last NS event.");
6276 ns_input_font =Qnil;
6278 DEFVAR_LISP ("ns-input-fontsize", ns_input_fontsize,
6279 "The fontsize specified in the last NS event.");
6280 ns_input_fontsize =Qnil;
6282 DEFVAR_LISP ("ns-input-line", ns_input_line,
6283 "The line specified in the last NS event.");
6284 ns_input_line =Qnil;
6286 DEFVAR_LISP ("ns-input-color", ns_input_color,
6287 "The color specified in the last NS event.");
6288 ns_input_color =Qnil;
6290 DEFVAR_LISP ("ns-input-spi-name", ns_input_spi_name,
6291 "The service name specified in the last NS event.");
6292 ns_input_spi_name =Qnil;
6294 DEFVAR_LISP ("ns-input-spi-arg", ns_input_spi_arg,
6295 "The service argument specified in the last NS event.");
6296 ns_input_spi_arg =Qnil;
6298 DEFVAR_LISP ("ns-alternate-modifier", ns_alternate_modifier,
6299 "This variable describes the behavior of the alternate or option key.\n\
6300 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6301 Set to none means that the alternate / option key is not interpreted by Emacs\n\
6302 at all, allowing it to be used at a lower level for accented character entry.");
6303 ns_alternate_modifier = Qmeta;
6305 DEFVAR_LISP ("ns-right-alternate-modifier", ns_right_alternate_modifier,
6306 "This variable describes the behavior of the right alternate or option key.\n\
6307 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6308 Set to left means be the same key as `ns-alternate-modifier'.\n\
6309 Set to none means that the alternate / option key is not interpreted by Emacs\n\
6310 at all, allowing it to be used at a lower level for accented character entry.");
6311 ns_right_alternate_modifier = Qleft;
6313 DEFVAR_LISP ("ns-command-modifier", ns_command_modifier,
6314 "This variable describes the behavior of the command key.\n\
6315 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
6316 ns_command_modifier = Qsuper;
6318 DEFVAR_LISP ("ns-right-command-modifier", ns_right_command_modifier,
6319 "This variable describes the behavior of the right command key.\n\
6320 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6321 Set to left means be the same key as `ns-command-modifier'.\n\
6322 Set to none means that the command / option key is not interpreted by Emacs\n\
6323 at all, allowing it to be used at a lower level for accented character entry.");
6324 ns_right_command_modifier = Qleft;
6326 DEFVAR_LISP ("ns-control-modifier", ns_control_modifier,
6327 "This variable describes the behavior of the control key.\n\
6328 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
6329 ns_control_modifier = Qcontrol;
6331 DEFVAR_LISP ("ns-right-control-modifier", ns_right_control_modifier,
6332 "This variable describes the behavior of the right control key.\n\
6333 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6334 Set to left means be the same key as `ns-control-modifier'.\n\
6335 Set to none means that the control / option key is not interpreted by Emacs\n\
6336 at all, allowing it to be used at a lower level for accented character entry.");
6337 ns_right_control_modifier = Qleft;
6339 DEFVAR_LISP ("ns-function-modifier", ns_function_modifier,
6340 "This variable describes the behavior of the function key (on laptops).\n\
6341 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6342 Set to none means that the function key is not interpreted by Emacs at all,\n\
6343 allowing it to be used at a lower level for accented character entry.");
6344 ns_function_modifier = Qnone;
6346 DEFVAR_LISP ("ns-antialias-text", ns_antialias_text,
6347 "Non-nil (the default) means to render text antialiased. Only has an effect on OS X Panther and above.");
6348 ns_antialias_text = Qt;
6350 DEFVAR_LISP ("ns-confirm-quit", ns_confirm_quit,
6351 "Whether to confirm application quit using dialog.");
6352 ns_confirm_quit = Qnil;
6354 staticpro (&ns_display_name_list);
6355 ns_display_name_list = Qnil;
6357 staticpro (&last_mouse_motion_frame);
6358 last_mouse_motion_frame = Qnil;
6360 /* TODO: move to common code */
6361 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars,
6362 doc: /* If not nil, Emacs uses toolkit scroll bars. */);
6363 #ifdef USE_TOOLKIT_SCROLL_BARS
6364 Vx_toolkit_scroll_bars = Qt;
6366 Vx_toolkit_scroll_bars = Qnil;
6369 /* these are unsupported but we need the declarations to avoid whining
6370 messages from cus-start.el */
6371 DEFVAR_BOOL ("x-use-underline-position-properties",
6372 x_use_underline_position_properties,
6373 doc: /* NOT SUPPORTED UNDER NS.
6374 *Non-nil means make use of UNDERLINE_POSITION font properties.
6375 A value of nil means ignore them. If you encounter fonts with bogus
6376 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6377 to 4.1, set this to nil.
6379 NOTE: Not supported on Mac yet. */);
6380 x_use_underline_position_properties = 0;
6382 DEFVAR_BOOL ("x-underline-at-descent-line",
6383 x_underline_at_descent_line,
6384 doc: /* NOT SUPPORTED UNDER NS.
6385 *Non-nil means to draw the underline at the same place as the descent line.
6386 A value of nil means to draw the underline according to the value of the
6387 variable `x-use-underline-position-properties', which is usually at the
6388 baseline level. The default value is nil. */);
6389 x_underline_at_descent_line = 0;
6391 /* Tell emacs about this window system. */
6392 Fprovide (intern ("ns"), Qnil);