* nsterm.m (x_set_window_size): Change back to calculated method
[bpt/emacs.git] / src / nsterm.m
1 /* NeXT/Open/GNUstep / MacOSX communication module.
2 Copyright (C) 1989, 1993, 1994, 2005, 2006, 2008, 2009
3 Free Software Foundation, Inc.
4
5 This file is part of GNU Emacs.
6
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.
11
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.
16
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/>. */
19
20 /*
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)
26 */
27
28 /* This should be the first include, as it may set up #defines affecting
29 interpretation of even the system includes. */
30 #include "config.h"
31
32 #include <math.h>
33 #include <sys/types.h>
34 #include <time.h>
35 #include <unistd.h>
36
37 #include "lisp.h"
38 #include "blockinput.h"
39 #include "sysselect.h"
40 #include "nsterm.h"
41 #include "systime.h"
42 #include "character.h"
43 #include "fontset.h"
44 #include "composite.h"
45 #include "ccl.h"
46
47 #include "termhooks.h"
48 #include "termopts.h"
49 #include "termchar.h"
50
51 #include "window.h"
52 #include "keyboard.h"
53
54 #include "font.h"
55
56 /* call tracing */
57 #if 0
58 int term_trace_num = 0;
59 #define NSTRACE(x) fprintf (stderr, "%s:%d: [%d] " #x "\n", \
60 __FILE__, __LINE__, ++term_trace_num)
61 #else
62 #define NSTRACE(x)
63 #endif
64
65
66 /* ==========================================================================
67
68 Local declarations
69
70 ========================================================================== */
71
72 /* Convert a symbol indexed with an NSxxx value to a value as defined
73 in keyboard.c (lispy_function_key). I hope this is a correct way
74 of doing things... */
75 static unsigned convert_ns_to_X_keysym[] =
76 {
77 NSHomeFunctionKey, 0x50,
78 NSLeftArrowFunctionKey, 0x51,
79 NSUpArrowFunctionKey, 0x52,
80 NSRightArrowFunctionKey, 0x53,
81 NSDownArrowFunctionKey, 0x54,
82 NSPageUpFunctionKey, 0x55,
83 NSPageDownFunctionKey, 0x56,
84 NSEndFunctionKey, 0x57,
85 NSBeginFunctionKey, 0x58,
86 NSSelectFunctionKey, 0x60,
87 NSPrintFunctionKey, 0x61,
88 NSExecuteFunctionKey, 0x62,
89 NSInsertFunctionKey, 0x63,
90 NSUndoFunctionKey, 0x65,
91 NSRedoFunctionKey, 0x66,
92 NSMenuFunctionKey, 0x67,
93 NSFindFunctionKey, 0x68,
94 NSHelpFunctionKey, 0x6A,
95 NSBreakFunctionKey, 0x6B,
96
97 NSF1FunctionKey, 0xBE,
98 NSF2FunctionKey, 0xBF,
99 NSF3FunctionKey, 0xC0,
100 NSF4FunctionKey, 0xC1,
101 NSF5FunctionKey, 0xC2,
102 NSF6FunctionKey, 0xC3,
103 NSF7FunctionKey, 0xC4,
104 NSF8FunctionKey, 0xC5,
105 NSF9FunctionKey, 0xC6,
106 NSF10FunctionKey, 0xC7,
107 NSF11FunctionKey, 0xC8,
108 NSF12FunctionKey, 0xC9,
109 NSF13FunctionKey, 0xCA,
110 NSF14FunctionKey, 0xCB,
111 NSF15FunctionKey, 0xCC,
112
113 NSBackspaceCharacter, 0x08, /* 8: Not on some KBs. */
114 NSDeleteCharacter, 0xFF, /* 127: Big 'delete' key upper right. */
115 NSDeleteFunctionKey, 0x9F, /* 63272: Del forw key off main array. */
116
117 NSTabCharacter, 0x09,
118 0x19, 0x09, /* left tab->regular since pass shift */
119 NSCarriageReturnCharacter, 0x0D,
120 NSNewlineCharacter, 0x0D,
121 NSEnterCharacter, 0x8D,
122
123 0x1B, 0x1B /* escape */
124 };
125
126
127 /* Lisp communications */
128 Lisp_Object ns_input_file, ns_input_font, ns_input_fontsize, ns_input_line;
129 Lisp_Object ns_input_color, ns_input_text, ns_working_text;
130 Lisp_Object ns_input_spi_name, ns_input_spi_arg;
131 Lisp_Object Vx_toolkit_scroll_bars;
132 static Lisp_Object Qmodifier_value;
133 /* TODO: unsure why these defined in term files, anyway we need in keymap.c */
134 Lisp_Object Qalt, Qcontrol, Qhyper, Qmeta, Qsuper;
135 extern Lisp_Object Qcursor_color, Qcursor_type, Qns;
136
137
138 EmacsPrefsController *prefsController;
139
140 /* Preferences equivalent to those set by X resources under X are managed
141 through the OpenStep defaults system. These pertain to behavior of the
142 graphical interface components. The one difference from X is that the
143 values below are SET when the user chooses save-options. This makes
144 things easier for users, but sometimes violates expectations when some
145 user-set options appear when running under -q/Q. Therefore we depart
146 from X behavior and refuse to read defaults when started under these
147 options. */
148
149 /* Set in emacs.c. */
150 char ns_no_defaults;
151
152 /* Specifies which emacs modifier should be generated when NS receives
153 the Alternate modifer. May be Qnone or any of the modifier lisp symbols. */
154 Lisp_Object ns_alternate_modifier;
155
156 /* Specifies which emacs modifier should be generated when NS receives
157 the Command modifer. May be any of the modifier lisp symbols. */
158 Lisp_Object ns_command_modifier;
159
160 /* Specifies which emacs modifier should be generated when NS receives
161 the Control modifer. May be any of the modifier lisp symbols. */
162 Lisp_Object ns_control_modifier;
163
164 /* Specifies which emacs modifier should be generated when NS receives
165 the Function modifer (laptops). May be any of the modifier lisp symbols. */
166 Lisp_Object ns_function_modifier;
167
168 /* A floating point value specifying vertical stretch (positive) or shrink
169 (negative) of text line spacing. Zero means default spacing.
170 YES indicates 0.5, NO indicates 0.0. */
171 Lisp_Object ns_expand_space;
172
173 /* Control via default 'GSFontAntiAlias' on OS X and GNUstep. */
174 Lisp_Object ns_antialias_text;
175
176 /* On OS X picks up the default NSGlobalDomain AppleAntiAliasingThreshold,
177 the maximum font size to NOT antialias. On GNUstep there is currently
178 no way to control this behavior. */
179 float ns_antialias_threshold;
180
181 /* Controls use of an undocumented CG function to do Quickdraw-style font
182 smoothing (less heavy) instead of regular Quartz smoothing. */
183 Lisp_Object ns_use_qd_smoothing;
184
185 /* Used to pick up AppleHighlightColor on OS X */
186 Lisp_Object ns_use_system_highlight_color;
187 NSString *ns_selection_color;
188
189 /* Confirm on exit. */
190 Lisp_Object ns_confirm_quit;
191
192 NSArray *ns_send_types =0, *ns_return_types =0, *ns_drag_types =0;
193
194 /* Display variables */
195 struct ns_display_info *x_display_list; /* Chain of existing displays */
196 Lisp_Object ns_display_name_list;
197 long context_menu_value = 0;
198
199 /* display update */
200 NSPoint last_mouse_motion_position;
201 static NSRect last_mouse_glyph;
202 static unsigned long last_mouse_movement_time = 0;
203 static Lisp_Object last_mouse_motion_frame;
204 static EmacsScroller *last_mouse_scroll_bar = nil;
205 static struct frame *ns_updating_frame;
206 static NSView *focus_view = NULL;
207 static int ns_window_num =0;
208 static NSRect uRect;
209 static BOOL gsaved = NO;
210 BOOL ns_in_resize = NO;
211 static BOOL ns_fake_keydown = NO;
212 int ns_tmp_flags; /* FIXME */
213 struct nsfont_info *ns_tmp_font; /* FIXME */
214 /*static int debug_lock = 0; */
215
216 #ifdef NS_IMPL_COCOA
217 /* This undocumented Quartz function controls how fonts are anti-aliased.
218 (Found from code in Mac wxWindows impl, discovered by running `nm' on
219 the "QD" framework.)
220 Mode 0 is normal anti-aliasing, mode 1 is no anti-aliasing, and mode 2 is
221 4-bit pixel-aligned anti-aliasing (the old QuickDraw standard). */
222 extern void CGContextSetFontRenderingMode (CGContextRef cg, int v);
223 #endif
224
225
226 /* event loop */
227 static BOOL send_appdefined = YES;
228 static NSEvent *last_appdefined_event = 0;
229 static NSTimer *timed_entry = 0;
230 static NSTimer *fd_entry = nil;
231 static NSTimer *scroll_repeat_entry = nil;
232 static fd_set select_readfds, t_readfds;
233 static struct timeval select_timeout;
234 static int select_nfds;
235 static NSAutoreleasePool *outerpool;
236 static BOOL ns_shutdown_properly = NO;
237 static struct input_event *emacs_event = NULL;
238 static struct input_event *q_event_ptr = NULL;
239 static int n_emacs_events_pending = 0;
240 static NSMutableArray *ns_pending_files, *ns_pending_service_names,
241 *ns_pending_service_args;
242 static BOOL inNsSelect = 0;
243
244 /* Convert modifiers in a NeXTSTEP event to emacs style modifiers. */
245 #define NS_FUNCTION_KEY_MASK 0x800000
246 #define EV_MODIFIERS(e) \
247 ((([e modifierFlags] & NSHelpKeyMask) ? \
248 hyper_modifier : 0) \
249 | (([e modifierFlags] & NSAlternateKeyMask) ? \
250 parse_solitary_modifier (ns_alternate_modifier) : 0) \
251 | (([e modifierFlags] & NSShiftKeyMask) ? \
252 shift_modifier : 0) \
253 | (([e modifierFlags] & NSControlKeyMask) ? \
254 parse_solitary_modifier (ns_control_modifier) : 0) \
255 | (([e modifierFlags] & NS_FUNCTION_KEY_MASK) ? \
256 parse_solitary_modifier (ns_function_modifier) : 0) \
257 | (([e modifierFlags] & NSCommandKeyMask) ? \
258 parse_solitary_modifier (ns_command_modifier):0))
259
260 #define EV_UDMODIFIERS(e) \
261 ((([e type] == NSLeftMouseDown) ? down_modifier : 0) \
262 | (([e type] == NSRightMouseDown) ? down_modifier : 0) \
263 | (([e type] == NSOtherMouseDown) ? down_modifier : 0) \
264 | (([e type] == NSLeftMouseDragged) ? down_modifier : 0) \
265 | (([e type] == NSRightMouseDragged) ? down_modifier : 0) \
266 | (([e type] == NSOtherMouseDragged) ? down_modifier : 0) \
267 | (([e type] == NSLeftMouseUp) ? up_modifier : 0) \
268 | (([e type] == NSRightMouseUp) ? up_modifier : 0) \
269 | (([e type] == NSOtherMouseUp) ? up_modifier : 0))
270
271 #define EV_BUTTON(e) \
272 ((([e type] == NSLeftMouseDown) || ([e type] == NSLeftMouseUp)) ? 0 : \
273 (([e type] == NSRightMouseDown) || ([e type] == NSRightMouseUp)) ? 2 : \
274 [e buttonNumber] - 1)
275
276 /* Convert the time field to a timestamp in milliseconds. */
277 #ifdef NS_IMPL_GNUSTEP
278 /* Apple says timestamp is in seconds, but GNUstep seems to be returning msec */
279 #define EV_TIMESTAMP(e) ([e timestamp])
280 #else
281 #define EV_TIMESTAMP(e) ([e timestamp] * 1000)
282 #endif /* not gnustep */
283
284 /* This is a piece of code which is common to all the event handling
285 methods. Maybe it should even be a function. */
286 #define EV_TRAILER(e) \
287 { \
288 XSETFRAME (emacs_event->frame_or_window, emacsframe); \
289 if (e) emacs_event->timestamp = EV_TIMESTAMP (e); \
290 n_emacs_events_pending++; \
291 kbd_buffer_store_event_hold (emacs_event, q_event_ptr); \
292 EVENT_INIT (*emacs_event); \
293 ns_send_appdefined (-1); \
294 }
295
296 void x_set_cursor_type (struct frame *, Lisp_Object, Lisp_Object);
297
298 /* TODO: get rid of need for these forward declarations */
299 static void ns_condemn_scroll_bars (struct frame *f);
300 static void ns_judge_scroll_bars (struct frame *f);
301 void x_set_frame_alpha (struct frame *f);
302
303 /* unused variables needed for compatibility reasons */
304 int x_use_underline_position_properties, x_underline_at_descent_line;
305 /* FIXME: figure out what to do with underline_minimum_offset. */
306
307
308 /* ==========================================================================
309
310 Utilities
311
312 ========================================================================== */
313
314
315 static Lisp_Object
316 append2 (Lisp_Object list, Lisp_Object item)
317 /* --------------------------------------------------------------------------
318 Utility to append to a list
319 -------------------------------------------------------------------------- */
320 {
321 Lisp_Object array[2];
322 array[0] = list;
323 array[1] = Fcons (item, Qnil);
324 return Fnconc (2, &array[0]);
325 }
326
327
328 void
329 ns_init_paths ()
330 /* --------------------------------------------------------------------------
331 Used to allow emacs to find its resources under Emacs.app
332 Called from emacs.c at startup.
333 -------------------------------------------------------------------------- */
334 {
335 NSBundle *bundle = [NSBundle mainBundle];
336 NSString *binDir = [bundle bundlePath], *resourceDir = [bundle resourcePath];
337 NSString *resourcePath, *resourcePaths;
338 NSRange range;
339 BOOL onWindows = NO; /* how do I determine this? */
340 NSString *pathSeparator = onWindows ? @";" : @":";
341 NSFileManager *fileManager = [NSFileManager defaultManager];
342 BOOL isDir;
343 /*NSLog (@"ns_init_paths: '%@'\n%@\n", [[NSBundle mainBundle] bundlePath], [[NSBundle mainBundle] resourcePath]); */
344
345 /* get bindir from base */
346 range = [resourceDir rangeOfString: @"Contents"];
347 if (range.location != NSNotFound)
348 {
349 binDir = [binDir stringByAppendingPathComponent: @"Contents"];
350 #ifdef NS_IMPL_COCOA
351 binDir = [binDir stringByAppendingPathComponent: @"MacOS"];
352 #endif
353 }
354
355 /* the following based on Andrew Choi's init_mac_osx_environment () */
356 if (!getenv ("EMACSLOADPATH"))
357 {
358 NSArray *paths = [resourceDir stringsByAppendingPaths:
359 [NSArray arrayWithObjects:
360 @"site-lisp", @"lisp", @"leim", nil]];
361 NSEnumerator *pathEnum = [paths objectEnumerator];
362 resourcePaths = @"";
363 while (resourcePath = [pathEnum nextObject])
364 {
365 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
366 if (isDir)
367 {
368 if ([resourcePaths length] > 0)
369 resourcePaths
370 = [resourcePaths stringByAppendingString: pathSeparator];
371 resourcePaths
372 = [resourcePaths stringByAppendingString: resourcePath];
373 }
374 }
375 if ([resourcePaths length] > 0)
376 setenv ("EMACSLOADPATH", [resourcePaths UTF8String], 1);
377 /*NSLog (@"loadPath: '%s'\n", resourcePaths); */
378 }
379
380 if (!getenv ("EMACSPATH"))
381 {
382 NSArray *paths = [binDir stringsByAppendingPaths:
383 [NSArray arrayWithObjects: @"bin",
384 @"lib-exec", nil]];
385 NSEnumerator *pathEnum = [paths objectEnumerator];
386 resourcePaths = @"";
387 while (resourcePath = [pathEnum nextObject])
388 {
389 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
390 if (isDir)
391 {
392 if ([resourcePaths length] > 0)
393 resourcePaths
394 = [resourcePaths stringByAppendingString: pathSeparator];
395 resourcePaths
396 = [resourcePaths stringByAppendingString: resourcePath];
397 }
398 }
399 if ([resourcePaths length] > 0)
400 setenv ("EMACSPATH", [resourcePaths UTF8String], 1);
401 }
402
403 resourcePath = [resourceDir stringByAppendingPathComponent: @"etc"];
404 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
405 {
406 if (isDir)
407 {
408 if (!getenv ("EMACSDATA"))
409 setenv ("EMACSDATA", [resourcePath UTF8String], 1);
410 if (!getenv ("EMACSDOC"))
411 setenv ("EMACSDOC", [resourcePath UTF8String], 1);
412 }
413 }
414
415 if (!getenv ("INFOPATH"))
416 {
417 resourcePath = [resourceDir stringByAppendingPathComponent: @"info"];
418 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
419 if (isDir)
420 setenv ("INFOPATH", [resourcePath UTF8String], 1);
421 }
422 }
423
424
425 static int
426 timeval_subtract (struct timeval *result, struct timeval x, struct timeval y)
427 /* --------------------------------------------------------------------------
428 Subtract the `struct timeval' values X and Y, storing the result in RESULT.
429 Return 1 if the difference is negative, otherwise 0.
430 -------------------------------------------------------------------------- */
431 {
432 /* Perform the carry for the later subtraction by updating y.
433 This is safer because on some systems
434 the tv_sec member is unsigned. */
435 if (x.tv_usec < y.tv_usec)
436 {
437 int nsec = (y.tv_usec - x.tv_usec) / 1000000 + 1;
438 y.tv_usec -= 1000000 * nsec;
439 y.tv_sec += nsec;
440 }
441 if (x.tv_usec - y.tv_usec > 1000000)
442 {
443 int nsec = (y.tv_usec - x.tv_usec) / 1000000;
444 y.tv_usec += 1000000 * nsec;
445 y.tv_sec -= nsec;
446 }
447
448 /* Compute the time remaining to wait. tv_usec is certainly positive. */
449 result->tv_sec = x.tv_sec - y.tv_sec;
450 result->tv_usec = x.tv_usec - y.tv_usec;
451
452 /* Return indication of whether the result should be considered negative. */
453 return x.tv_sec < y.tv_sec;
454 }
455
456 static void
457 ns_timeout (int usecs)
458 /* --------------------------------------------------------------------------
459 Blocking timer utility used by ns_ring_bell
460 -------------------------------------------------------------------------- */
461 {
462 struct timeval wakeup;
463
464 EMACS_GET_TIME (wakeup);
465
466 /* Compute time to wait until, propagating carry from usecs. */
467 wakeup.tv_usec += usecs;
468 wakeup.tv_sec += (wakeup.tv_usec / 1000000);
469 wakeup.tv_usec %= 1000000;
470
471 /* Keep waiting until past the time wakeup. */
472 while (1)
473 {
474 struct timeval timeout;
475
476 EMACS_GET_TIME (timeout);
477
478 /* In effect, timeout = wakeup - timeout.
479 Break if result would be negative. */
480 if (timeval_subtract (&timeout, wakeup, timeout))
481 break;
482
483 /* Try to wait that long--but we might wake up sooner. */
484 select (0, NULL, NULL, NULL, &timeout);
485 }
486 }
487
488
489 void
490 ns_release_object (void *obj)
491 /* --------------------------------------------------------------------------
492 Release an object (callable from C)
493 -------------------------------------------------------------------------- */
494 {
495 [(id)obj release];
496 }
497
498
499 void
500 ns_retain_object (void *obj)
501 /* --------------------------------------------------------------------------
502 Retain an object (callable from C)
503 -------------------------------------------------------------------------- */
504 {
505 [(id)obj retain];
506 }
507
508
509 void *
510 ns_alloc_autorelease_pool ()
511 /* --------------------------------------------------------------------------
512 Allocate a pool for temporary objects (callable from C)
513 -------------------------------------------------------------------------- */
514 {
515 return [[NSAutoreleasePool alloc] init];
516 }
517
518
519 void
520 ns_release_autorelease_pool (void *pool)
521 /* --------------------------------------------------------------------------
522 Free a pool and temporary objects it refers to (callable from C)
523 -------------------------------------------------------------------------- */
524 {
525 ns_release_object (pool);
526 }
527
528
529
530 /* ==========================================================================
531
532 Focus (clipping) and screen update
533
534 ========================================================================== */
535
536 static NSRect
537 ns_resize_handle_rect (NSWindow *window)
538 {
539 NSRect r = [window frame];
540 r.origin.x = r.size.width - RESIZE_HANDLE_SIZE;
541 r.origin.y = 0;
542 r.size.width = r.size.height = RESIZE_HANDLE_SIZE;
543 return r;
544 }
545
546
547 static void
548 ns_update_begin (struct frame *f)
549 /* --------------------------------------------------------------------------
550 Prepare for a grouped sequence of drawing calls
551 external (RIF) call; whole frame, called before update_window_begin
552 -------------------------------------------------------------------------- */
553 {
554 NSView *view = FRAME_NS_VIEW (f);
555 NSTRACE (ns_update_begin);
556
557 ns_updating_frame = f;
558 [view lockFocus];
559
560 #ifdef NS_IMPL_GNUSTEP
561 uRect = NSMakeRect (0, 0, 0, 0);
562 #endif
563 }
564
565
566 static void
567 ns_update_window_begin (struct window *w)
568 /* --------------------------------------------------------------------------
569 Prepare for a grouped sequence of drawing calls
570 external (RIF) call; for one window, called after update_begin
571 -------------------------------------------------------------------------- */
572 {
573 struct frame *f = XFRAME (WINDOW_FRAME (w));
574 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
575 NSTRACE (ns_update_window_begin);
576
577 updated_window = w;
578 set_output_cursor (&w->cursor);
579
580 BLOCK_INPUT;
581
582 if (f == dpyinfo->mouse_face_mouse_frame)
583 {
584 /* Don't do highlighting for mouse motion during the update. */
585 dpyinfo->mouse_face_defer = 1;
586
587 /* If the frame needs to be redrawn,
588 simply forget about any prior mouse highlighting. */
589 if (FRAME_GARBAGED_P (f))
590 dpyinfo->mouse_face_window = Qnil;
591
592 /* (further code for mouse faces ifdef'd out in other terms elided) */
593 }
594
595 UNBLOCK_INPUT;
596 }
597
598
599 static void
600 ns_update_window_end (struct window *w, int cursor_on_p,
601 int mouse_face_overwritten_p)
602 /* --------------------------------------------------------------------------
603 Finished a grouped sequence of drawing calls
604 external (RIF) call; for one window called before update_end
605 -------------------------------------------------------------------------- */
606 {
607 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (XFRAME (w->frame));
608
609 /* note: this fn is nearly identical in all terms */
610 if (!w->pseudo_window_p)
611 {
612 BLOCK_INPUT;
613
614 if (cursor_on_p)
615 display_and_set_cursor (w, 1,
616 output_cursor.hpos, output_cursor.vpos,
617 output_cursor.x, output_cursor.y);
618
619 if (draw_window_fringes (w, 1))
620 x_draw_vertical_border (w);
621
622 UNBLOCK_INPUT;
623 }
624
625 /* If a row with mouse-face was overwritten, arrange for
626 frame_up_to_date to redisplay the mouse highlight. */
627 if (mouse_face_overwritten_p)
628 {
629 dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1;
630 dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1;
631 dpyinfo->mouse_face_window = Qnil;
632 }
633
634 updated_window = NULL;
635 NSTRACE (update_window_end);
636 }
637
638
639 static void
640 ns_update_end (struct frame *f)
641 /* --------------------------------------------------------------------------
642 Finished a grouped sequence of drawing calls
643 external (RIF) call; for whole frame, called after update_window_end
644 -------------------------------------------------------------------------- */
645 {
646 NSView *view = FRAME_NS_VIEW (f);
647
648 /* if (f == FRAME_NS_DISPLAY_INFO (f)->mouse_face_mouse_frame) */
649 FRAME_NS_DISPLAY_INFO (f)->mouse_face_defer = 0;
650
651 BLOCK_INPUT;
652
653 #ifdef NS_IMPL_GNUSTEP
654 /* trigger flush only in the rectangle we tracked as being drawn */
655 [view unlockFocusNeedsFlush: NO];
656 /*fprintf (stderr, " (%.0f, %.0f : %.0f x %.0f)", uRect.origin.x, uRect.origin.y, uRect.size.width, uRect.size.height); */
657 [view lockFocusInRect: uRect];
658 #endif
659
660 [view unlockFocus];
661 [[view window] flushWindow];
662
663 UNBLOCK_INPUT;
664 ns_updating_frame = NULL;
665 NSTRACE (ns_update_end);
666 }
667
668
669 static void
670 ns_flush (struct frame *f)
671 /* --------------------------------------------------------------------------
672 external (RIF) call
673 NS impl is no-op since currently we flush in ns_update_end and elsewhere
674 -------------------------------------------------------------------------- */
675 {
676 NSTRACE (ns_flush);
677 }
678
679
680 static void
681 ns_focus (struct frame *f, NSRect *r, int n)
682 /* --------------------------------------------------------------------------
683 Internal: Focus on given frame. During small local updates this is used to
684 draw, however during large updates, ns_update_begin and ns_update_end are
685 called to wrap the whole thing, in which case these calls are stubbed out.
686 Except, on GNUstep, we accumulate the rectangle being drawn into, because
687 the back end won't do this automatically, and will just end up flushing
688 the entire window.
689 -------------------------------------------------------------------------- */
690 {
691 // NSTRACE (ns_focus);
692 #ifdef NS_IMPL_GNUSTEP
693 NSRect u;
694 if (n == 2)
695 u = NSUnionRect (r[0], r[1]);
696 else if (r)
697 u = *r;
698 #endif
699 /* static int c =0;
700 fprintf (stderr, "focus: %d", c++);
701 if (r) fprintf (stderr, " (%.0f, %.0f : %.0f x %.0f)", r->origin.x, r->origin.y, r->size.width, r->size.height);
702 fprintf (stderr, "\n"); */
703
704 if (f != ns_updating_frame)
705 {
706 NSView *view = FRAME_NS_VIEW (f);
707 if (view != focus_view)
708 {
709 if (focus_view != NULL)
710 {
711 [focus_view unlockFocus];
712 [[focus_view window] flushWindow];
713 /*debug_lock--; */
714 }
715
716 if (view)
717 #ifdef NS_IMPL_GNUSTEP
718 r ? [view lockFocusInRect: u] : [view lockFocus];
719 #else
720 [view lockFocus];
721 #endif
722 focus_view = view;
723 /*if (view) debug_lock++; */
724 }
725 #ifdef NS_IMPL_GNUSTEP
726 else
727 {
728 /* more than one rect being drawn into */
729 if (view && r)
730 {
731 [view unlockFocus]; /* add prev rect to redraw list */
732 [view lockFocusInRect: u]; /* focus for draw in new rect */
733 }
734 }
735 #endif
736 }
737 #ifdef NS_IMPL_GNUSTEP
738 else
739 {
740 /* in batch mode, but in GNUstep must still track rectangles explicitly */
741 uRect = (r ? NSUnionRect (uRect, u) : [FRAME_NS_VIEW (f) visibleRect]);
742 }
743 #endif
744
745 /* clipping */
746 if (r)
747 {
748 [[NSGraphicsContext currentContext] saveGraphicsState];
749 if (n == 2)
750 NSRectClipList (r, 2);
751 else
752 NSRectClip (*r);
753 gsaved = YES;
754 }
755 }
756
757
758 static void
759 ns_unfocus (struct frame *f)
760 /* --------------------------------------------------------------------------
761 Internal: Remove focus on given frame
762 -------------------------------------------------------------------------- */
763 {
764 // NSTRACE (ns_unfocus);
765
766 if (gsaved)
767 {
768 [[NSGraphicsContext currentContext] restoreGraphicsState];
769 gsaved = NO;
770 }
771
772 if (f != ns_updating_frame)
773 {
774 if (focus_view != NULL)
775 {
776 [focus_view unlockFocus];
777 [[focus_view window] flushWindow];
778 focus_view = NULL;
779 /*debug_lock--; */
780 }
781 }
782 }
783
784
785 static void
786 ns_clip_to_row (struct window *w, struct glyph_row *row, int area, BOOL gc)
787 /* --------------------------------------------------------------------------
788 Internal (but parallels other terms): Focus drawing on given row
789 -------------------------------------------------------------------------- */
790 {
791 struct frame *f = XFRAME (WINDOW_FRAME (w));
792 NSRect clip_rect;
793 int window_x, window_y, window_width;
794
795 window_box (w, area, &window_x, &window_y, &window_width, 0);
796
797 clip_rect.origin.x = window_x - FRAME_INTERNAL_BORDER_WIDTH (f);
798 clip_rect.origin.y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, row->y));
799 clip_rect.origin.y = max (clip_rect.origin.y, window_y);
800 clip_rect.size.width = window_width + 2 * FRAME_INTERNAL_BORDER_WIDTH (f);
801 clip_rect.size.height = row->visible_height;
802
803 /* allow a full-height row at the top when requested
804 (used to draw fringe all the way through internal border area) */
805 if (gc && clip_rect.origin.y < 5)
806 {
807 clip_rect.origin.y -= FRAME_INTERNAL_BORDER_WIDTH (f);
808 clip_rect.size.height += FRAME_INTERNAL_BORDER_WIDTH (f);
809 }
810
811 /* likewise at bottom */
812 if (gc &&
813 FRAME_PIXEL_HEIGHT (f) - (clip_rect.origin.y + clip_rect.size.height) < 5)
814 clip_rect.size.height += FRAME_INTERNAL_BORDER_WIDTH (f);
815
816 ns_focus (f, &clip_rect, 1);
817 }
818
819
820 static void
821 ns_ring_bell ()
822 /* --------------------------------------------------------------------------
823 "Beep" routine
824 -------------------------------------------------------------------------- */
825 {
826 NSTRACE (ns_ring_bell);
827 if (visible_bell)
828 {
829 NSAutoreleasePool *pool;
830 struct frame *frame = SELECTED_FRAME ();
831 NSView *view;
832
833 BLOCK_INPUT;
834 pool = [[NSAutoreleasePool alloc] init];
835
836 view = FRAME_NS_VIEW (frame);
837 if (view != nil)
838 {
839 NSRect r, surr;
840 NSPoint dim = NSMakePoint (128, 128);
841
842 r = [view bounds];
843 r.origin.x += (r.size.width - dim.x) / 2;
844 r.origin.y += (r.size.height - dim.y) / 2;
845 r.size.width = dim.x;
846 r.size.height = dim.y;
847 surr = NSInsetRect (r, -2, -2);
848 ns_focus (frame, &surr, 1);
849 [[view window] cacheImageInRect: [view convertRect: surr toView:nil]];
850 [ns_lookup_indexed_color (NS_FACE_FOREGROUND
851 (FRAME_DEFAULT_FACE (frame)), frame) set];
852 NSRectFill (r);
853 [[view window] flushWindow];
854 ns_timeout (150000);
855 [[view window] restoreCachedImage];
856 [[view window] flushWindow];
857 ns_unfocus (frame);
858 }
859 [pool release];
860 UNBLOCK_INPUT;
861 }
862 else
863 {
864 NSBeep ();
865 }
866 }
867
868
869 static void
870 ns_reset_terminal_modes (struct terminal *terminal)
871 /* Externally called as hook */
872 {
873 NSTRACE (ns_reset_terminal_modes);
874 }
875
876 static void
877 ns_set_terminal_modes (struct terminal *terminal)
878 /* Externally called as hook */
879 {
880 NSTRACE (ns_set_terminal_modes);
881 }
882
883
884
885 /* ==========================================================================
886
887 Frame / window manager related functions
888
889 ========================================================================== */
890
891
892 static void
893 ns_raise_frame (struct frame *f)
894 /* --------------------------------------------------------------------------
895 Bring window to foreground and make it active
896 -------------------------------------------------------------------------- */
897 {
898 NSView *view = FRAME_NS_VIEW (f);
899 check_ns ();
900 BLOCK_INPUT;
901 [[view window] makeKeyAndOrderFront: NSApp];
902 UNBLOCK_INPUT;
903 }
904
905
906 static void
907 ns_lower_frame (struct frame *f)
908 /* --------------------------------------------------------------------------
909 Send window to back
910 -------------------------------------------------------------------------- */
911 {
912 NSView *view = FRAME_NS_VIEW (f);
913 check_ns ();
914 BLOCK_INPUT;
915 [[view window] orderBack: NSApp];
916 UNBLOCK_INPUT;
917 }
918
919
920 static void
921 ns_frame_raise_lower (struct frame *f, int raise)
922 /* --------------------------------------------------------------------------
923 External (hook)
924 -------------------------------------------------------------------------- */
925 {
926 NSTRACE (ns_frame_raise_lower);
927
928 if (raise)
929 ns_raise_frame (f);
930 else
931 ns_lower_frame (f);
932 }
933
934
935 static void
936 ns_frame_rehighlight (struct frame *frame)
937 /* --------------------------------------------------------------------------
938 External (hook): called on things like window switching within frame
939 -------------------------------------------------------------------------- */
940 {
941 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (frame);
942 struct frame *old_highlight = dpyinfo->x_highlight_frame;
943
944 NSTRACE (ns_frame_rehighlight);
945 if (dpyinfo->x_focus_frame)
946 {
947 dpyinfo->x_highlight_frame
948 = (FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
949 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
950 : dpyinfo->x_focus_frame);
951 if (!FRAME_LIVE_P (dpyinfo->x_highlight_frame))
952 {
953 FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame) = Qnil;
954 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame;
955 }
956 }
957 else
958 dpyinfo->x_highlight_frame = 0;
959
960 if (dpyinfo->x_highlight_frame &&
961 dpyinfo->x_highlight_frame != old_highlight)
962 {
963 if (old_highlight)
964 {
965 x_update_cursor (old_highlight, 1);
966 x_set_frame_alpha (old_highlight);
967 }
968 if (dpyinfo->x_highlight_frame)
969 {
970 x_update_cursor (dpyinfo->x_highlight_frame, 1);
971 x_set_frame_alpha (dpyinfo->x_highlight_frame);
972 }
973 }
974 }
975
976
977 void
978 x_make_frame_visible (struct frame *f)
979 /* --------------------------------------------------------------------------
980 External: Show the window (X11 semantics)
981 -------------------------------------------------------------------------- */
982 {
983 NSTRACE (x_make_frame_visible);
984 /* XXX: at some points in past this was not needed, as the only place that
985 called this (frame.c:Fraise_frame ()) also called raise_lower;
986 if this ends up the case again, comment this out again. */
987 if (!FRAME_VISIBLE_P (f))
988 ns_raise_frame (f);
989 }
990
991
992 void
993 x_make_frame_invisible (struct frame *f)
994 /* --------------------------------------------------------------------------
995 External: Hide the window (X11 semantics)
996 -------------------------------------------------------------------------- */
997 {
998 NSView * view = FRAME_NS_VIEW (f);
999 NSTRACE (x_make_frame_invisible);
1000 check_ns ();
1001 [[view window] orderOut: NSApp];
1002 f->async_visible = 0;
1003 f->async_iconified = 0;
1004 }
1005
1006
1007 void
1008 x_iconify_frame (struct frame *f)
1009 /* --------------------------------------------------------------------------
1010 External: Iconify window
1011 -------------------------------------------------------------------------- */
1012 {
1013 NSView * view = FRAME_NS_VIEW (f);
1014 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
1015 NSTRACE (x_iconify_frame);
1016 check_ns ();
1017
1018 if (dpyinfo->x_highlight_frame == f)
1019 dpyinfo->x_highlight_frame = 0;
1020
1021 if ([[view window] windowNumber] <= 0)
1022 {
1023 /* the window is still deferred. Make it very small, bring it
1024 on screen and order it out. */
1025 NSRect s = { { 100, 100}, {0, 0} };
1026 NSRect t;
1027 t = [[view window] frame];
1028 [[view window] setFrame: s display: NO];
1029 [[view window] orderBack: NSApp];
1030 [[view window] orderOut: NSApp];
1031 [[view window] setFrame: t display: NO];
1032 }
1033 [[view window] miniaturize: NSApp];
1034 }
1035
1036
1037 void
1038 x_destroy_window (struct frame *f)
1039 /* --------------------------------------------------------------------------
1040 External: Delete the window
1041 -------------------------------------------------------------------------- */
1042 {
1043 NSView *view = FRAME_NS_VIEW (f);
1044 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
1045 NSTRACE (x_destroy_window);
1046 check_ns ();
1047
1048 [(EmacsView *)view setWindowClosing: YES]; /* may not have been informed */
1049
1050 BLOCK_INPUT;
1051
1052 free_frame_menubar (f);
1053
1054 if (FRAME_FACE_CACHE (f))
1055 free_frame_faces (f);
1056
1057 if (f == dpyinfo->x_focus_frame)
1058 dpyinfo->x_focus_frame = 0;
1059 if (f == dpyinfo->x_highlight_frame)
1060 dpyinfo->x_highlight_frame = 0;
1061 if (f == dpyinfo->mouse_face_mouse_frame)
1062 {
1063 dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1;
1064 dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1;
1065 dpyinfo->mouse_face_window = Qnil;
1066 dpyinfo->mouse_face_deferred_gc = 0;
1067 dpyinfo->mouse_face_mouse_frame = 0;
1068 }
1069
1070 xfree (f->output_data.ns);
1071
1072 [[view window] close];
1073 [view release];
1074
1075 ns_window_num--;
1076 UNBLOCK_INPUT;
1077 }
1078
1079
1080 void
1081 x_set_offset (struct frame *f, int xoff, int yoff, int change_grav)
1082 /* --------------------------------------------------------------------------
1083 External: Position the window
1084 -------------------------------------------------------------------------- */
1085 {
1086 NSScreen *screen;
1087 NSView *view = FRAME_NS_VIEW (f);
1088
1089 NSTRACE (x_set_offset);
1090
1091 BLOCK_INPUT;
1092
1093 f->left_pos = xoff;
1094 f->top_pos = yoff;
1095 #ifdef NS_IMPL_GNUSTEP
1096 if (xoff < 100)
1097 f->left_pos = 100; /* don't overlap menu */
1098 #endif
1099 if (view != nil && (screen = [[view window] screen]))
1100 [[view window] setFrameTopLeftPoint:
1101 NSMakePoint (SCREENMAXBOUND (f->left_pos),
1102 SCREENMAXBOUND ([screen frame].size.height
1103 - NS_TOP_POS (f)))];
1104 UNBLOCK_INPUT;
1105 }
1106
1107
1108 void
1109 x_set_window_size (struct frame *f, int change_grav, int cols, int rows)
1110 /* --------------------------------------------------------------------------
1111 Adjust window pixel size based on given character grid size
1112 Impl is a bit more complex than other terms, need to do some
1113 internal clipping and also pay attention to screen constraints.
1114 -------------------------------------------------------------------------- */
1115 {
1116 EmacsView *view = FRAME_NS_VIEW (f);
1117 EmacsToolbar *toolbar = [view toolbar];
1118 NSWindow *window = [view window];
1119 NSScreen *screen = [window screen];
1120 NSRect wr = [window frame];
1121 int tb = FRAME_EXTERNAL_TOOL_BAR (f);
1122 int pixelwidth, pixelheight;
1123 static int oldRows, oldCols, oldFontWidth, oldFontHeight;
1124 static int oldTB;
1125 static struct frame *oldF;
1126
1127 NSTRACE (x_set_window_size);
1128
1129 if (view == nil ||
1130 (f == oldF
1131 && rows == oldRows && cols == oldCols
1132 && oldFontWidth == FRAME_COLUMN_WIDTH (f)
1133 && oldFontHeight == FRAME_LINE_HEIGHT (f)
1134 && oldTB == tb))
1135 return;
1136
1137 /*fprintf (stderr, "\tsetWindowSize: %d x %d, font size %d x %d\n", cols, rows, FRAME_COLUMN_WIDTH (f), FRAME_LINE_HEIGHT (f)); */
1138
1139 BLOCK_INPUT;
1140
1141 check_frame_size (f, &rows, &cols);
1142 oldF = f;
1143 oldRows = rows;
1144 oldCols = cols;
1145 oldFontWidth = FRAME_COLUMN_WIDTH (f);
1146 oldFontHeight = FRAME_LINE_HEIGHT (f);
1147 oldTB = tb;
1148
1149 f->scroll_bar_actual_width = NS_SCROLL_BAR_WIDTH (f);
1150 compute_fringe_widths (f, 0);
1151
1152 pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols);
1153 pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows);
1154
1155 /* If we have a toolbar, take its height into account. */
1156 /* XXX: GNUstep has not yet implemented the first method below, added
1157 in Panther, however the second is incorrect under Cocoa. */
1158 if (tb)
1159 FRAME_NS_TOOLBAR_HEIGHT (f) =
1160 #ifdef NS_IMPL_COCOA
1161 NSHeight ([window frameRectForContentRect: NSMakeRect (0, 0, 0, 0)])
1162 /* NOTE: previously this would generate wrong result if toolbar not
1163 yet displayed and fixing toolbar_height=32 helped, but
1164 now (200903) seems no longer needed */
1165 #else
1166 NSHeight ([NSWindow frameRectForContentRect: NSMakeRect (0, 0, 0, 0)
1167 styleMask: [window styleMask]])
1168 #endif
1169 - FRAME_NS_TITLEBAR_HEIGHT (f);
1170 else
1171 FRAME_NS_TOOLBAR_HEIGHT (f) = 0;
1172
1173 wr.size.width = pixelwidth + f->border_width;
1174 wr.size.height = pixelheight + FRAME_NS_TITLEBAR_HEIGHT (f)
1175 + FRAME_NS_TOOLBAR_HEIGHT (f);
1176
1177 /* constrain to screen if we can */
1178 if (screen)
1179 {
1180 NSSize sz = [screen visibleFrame].size;
1181 NSSize ez = { wr.size.width - sz.width, wr.size.height - sz.height };
1182 if (ez.width > 0)
1183 {
1184 int cr = ez.width / FRAME_COLUMN_WIDTH (f) + 1;
1185 cols -= cr;
1186 oldCols = cols;
1187 wr.size.width -= cr * FRAME_COLUMN_WIDTH (f);
1188 pixelwidth -= cr * FRAME_COLUMN_WIDTH (f);
1189 }
1190 if (ez.height > 0)
1191 {
1192 int rr = ez.height / FRAME_LINE_HEIGHT (f) + 1;
1193 rows -= rr;
1194 oldRows = rows;
1195 wr.size.height -= rr * FRAME_LINE_HEIGHT (f);
1196 pixelheight -= rr * FRAME_LINE_HEIGHT (f);
1197 }
1198 wr.origin.x = f->left_pos;
1199 wr.origin.y = [screen frame].size.height - NS_TOP_POS (f)
1200 - wr.size.height;
1201 }
1202
1203 [view setRows: rows andColumns: cols];
1204 [window setFrame: wr display: YES];
1205
1206 /*fprintf (stderr, "\tx_set_window_size %d, %d\t%d, %d\n", cols, rows, pixelwidth, pixelheight); */
1207
1208 /* This is a trick to compensate for Emacs' managing the scrollbar area
1209 as a fixed number of standard character columns. Instead of leaving
1210 blank space for the extra, we chopped it off above. Now for
1211 left-hand scrollbars, we shift all rendering to the left by the
1212 difference between the real width and Emacs' imagined one. For
1213 right-hand bars, don't worry about it since the extra is never used.
1214 (Obviously doesn't work for vertically split windows tho..) */
1215 NSPoint origin = FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)
1216 ? NSMakePoint (FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f)
1217 - NS_SCROLL_BAR_WIDTH (f), 0)
1218 : NSMakePoint (0, 0);
1219 [view setFrame: NSMakeRect (0, 0, pixelwidth, pixelheight)];
1220 [view setBoundsOrigin: origin];
1221
1222 change_frame_size (f, rows, cols, 0, 1, 0); /* pretend, delay, safe */
1223 FRAME_PIXEL_WIDTH (f) = pixelwidth;
1224 FRAME_PIXEL_HEIGHT (f) = pixelheight;
1225 /* SET_FRAME_GARBAGED (f); // this short-circuits expose call in drawRect */
1226
1227 mark_window_cursors_off (XWINDOW (f->root_window));
1228 cancel_mouse_face (f);
1229
1230 UNBLOCK_INPUT;
1231 }
1232
1233
1234
1235 /* ==========================================================================
1236
1237 Color management
1238
1239 ========================================================================== */
1240
1241
1242 NSColor *
1243 ns_lookup_indexed_color (unsigned long idx, struct frame *f)
1244 {
1245 struct ns_color_table *color_table = FRAME_NS_DISPLAY_INFO (f)->color_table;
1246 return color_table->colors[idx];
1247 }
1248
1249
1250 unsigned long
1251 ns_index_color (NSColor *color, struct frame *f)
1252 {
1253 struct ns_color_table *color_table = FRAME_NS_DISPLAY_INFO (f)->color_table;
1254 int idx;
1255 NSNumber *index;
1256
1257 if (!color_table->colors)
1258 {
1259 color_table->size = NS_COLOR_CAPACITY;
1260 color_table->avail = 1; /* skip idx=0 as marker */
1261 color_table->colors
1262 = (NSColor **)xmalloc (color_table->size * sizeof (NSColor *));
1263 color_table->empty_indices = [[NSMutableSet alloc] init];
1264 }
1265
1266 /* do we already have this color ? */
1267 {
1268 int i;
1269 for (i = 1; i < color_table->avail; i++)
1270 {
1271 if (color_table->colors[i] && [color_table->colors[i] isEqual: color])
1272 {
1273 [color_table->colors[i] retain];
1274 return i;
1275 }
1276 }
1277 }
1278
1279 if ([color_table->empty_indices count] > 0)
1280 {
1281 index = [color_table->empty_indices anyObject];
1282 [color_table->empty_indices removeObject: index];
1283 idx = [index unsignedIntValue];
1284 }
1285 else
1286 {
1287 if (color_table->avail == color_table->size)
1288 {
1289 color_table->size += NS_COLOR_CAPACITY;
1290 color_table->colors
1291 = (NSColor **)xrealloc (color_table->colors,
1292 color_table->size * sizeof (NSColor *));
1293 }
1294 idx = color_table->avail++;
1295 }
1296
1297 color_table->colors[idx] = color;
1298 [color retain];
1299 /*fprintf(stderr, "color_table: allocated %d\n",idx);*/
1300 return idx;
1301 }
1302
1303
1304 void
1305 ns_free_indexed_color (unsigned long idx, struct frame *f)
1306 {
1307 struct ns_color_table *color_table;
1308 NSColor *color;
1309 NSNumber *index;
1310
1311 if (!f)
1312 return;
1313
1314 color_table = FRAME_NS_DISPLAY_INFO (f)->color_table;
1315
1316 if (idx <= 0 || idx >= color_table->size) {
1317 message1("ns_free_indexed_color: Color index out of range.\n");
1318 return;
1319 }
1320
1321 index = [NSNumber numberWithUnsignedInt: idx];
1322 if ([color_table->empty_indices containsObject: index]) {
1323 message1("ns_free_indexed_color: attempt to free already freed color.\n");
1324 return;
1325 }
1326
1327 color = color_table->colors[idx];
1328 [color release];
1329 color_table->colors[idx] = nil;
1330 [color_table->empty_indices addObject: [NSNumber numberWithUnsignedInt: idx]];
1331 /*fprintf(stderr, "color_table: FREED %d\n",idx);*/
1332 }
1333
1334
1335 static int
1336 ns_get_color (const char *name, NSColor **col)
1337 /* --------------------------------------------------------------------------
1338 Parse a color name
1339 /* --------------------------------------------------------------------------
1340 /* On *Step, we recognize several color formats, in addition to a catalog
1341 of colors found in the file Emacs.clr. Color formats include:
1342 - #rrggbb or RGBrrggbb where rr, gg, bb specify red, green and blue in hex
1343 - ARGBaarrggbb is similar, with aa being the alpha channel (FF = opaque)
1344 - HSVhhssvv and AHSVaahhssvv (or HSB/AHSB) are similar for hue, saturation,
1345 value;
1346 - CMYKccmmyykk is similar for cyan, magenta, yellow, black. */
1347 {
1348 NSColor * new = nil;
1349 const char *hex = NULL;
1350 enum { rgb, argb, hsv, ahsv, cmyk, gray } color_space;
1351 NSString *nsname = [NSString stringWithUTF8String: name];
1352
1353 /*fprintf (stderr, "ns_get_color: '%s'\n", name); */
1354 BLOCK_INPUT;
1355
1356 if ([nsname isEqualToString: @"ns_selection_color"])
1357 {
1358 nsname = ns_selection_color;
1359 name = [ns_selection_color UTF8String];
1360 }
1361
1362 if (name[0] == '0' || name[0] == '1' || name[0] == '.')
1363 {
1364 /* RGB decimal */
1365 NSScanner *scanner = [NSScanner scannerWithString: nsname];
1366 float r, g, b;
1367 [scanner scanFloat: &r];
1368 [scanner scanFloat: &g];
1369 [scanner scanFloat: &b];
1370 *col = [NSColor colorWithCalibratedRed: r green: g blue: b alpha: 1.0];
1371 UNBLOCK_INPUT;
1372 return 0;
1373 }
1374
1375 /* FIXME: emacs seems to downcase everything before passing it here,
1376 which we can work around, except for GRAY, since gray##, where ## is
1377 decimal between 0 and 99, is also an X11 colorname. */
1378 if (name[0] == '#') /* X11 format */
1379 {
1380 hex = name + 1;
1381 color_space = rgb;
1382 }
1383 else if (!memcmp (name, "RGB", 3) || !memcmp (name, "rgb", 3))
1384 {
1385 hex = name + 3;
1386 color_space = rgb;
1387 }
1388 else if (!memcmp (name, "ARGB", 4) || !memcmp (name, "argb", 4))
1389 {
1390 hex = name + 4;
1391 color_space = argb;
1392 }
1393 else if (!memcmp (name, "HSV", 3) || !memcmp (name, "hsv", 3) ||
1394 !memcmp (name, "HSB", 3) || !memcmp (name, "hsb", 3))
1395 {
1396 hex = name + 3;
1397 color_space = hsv;
1398 }
1399 else if (!memcmp (name, "AHSV", 4) || !memcmp (name, "ahsv", 4) ||
1400 !memcmp (name, "AHSB", 4) || !memcmp (name, "ahsb", 4))
1401 {
1402 hex = name + 4;
1403 color_space = ahsv;
1404 }
1405 else if (!memcmp (name, "CMYK", 4) || !memcmp (name, "cmyk", 4))
1406 {
1407 hex = name + 4;
1408 color_space = cmyk;
1409 }
1410 else if (!memcmp (name, "GRAY", 4) /*|| !memcmp (name, "gray", 4)*/)
1411 {
1412 hex = name + 4;
1413 color_space = gray;
1414 }
1415
1416 /* Direct colors (hex values) */
1417 if (hex)
1418 {
1419 unsigned long long color = 0;
1420 if (sscanf (hex, "%x", &color))
1421 {
1422 float f1, f2, f3, f4;
1423 /* Assume it's either 1 byte or 2 per channel... */
1424 if (strlen(hex) > 8) {
1425 f1 = ((color >> 48) & 0xffff) / 65535.0;
1426 f2 = ((color >> 32) & 0xffff) / 65535.0;
1427 f3 = ((color >> 16) & 0xffff) / 65535.0;
1428 f4 = ((color ) & 0xffff) / 65535.0;
1429 } else {
1430 f1 = ((color >> 24) & 0xff) / 255.0;
1431 f2 = ((color >> 16) & 0xff) / 255.0;
1432 f3 = ((color >> 8) & 0xff) / 255.0;
1433 f4 = ((color ) & 0xff) / 255.0;
1434 }
1435
1436 switch (color_space)
1437 {
1438 case rgb:
1439 *col = [NSColor colorWithCalibratedRed: f2
1440 green: f3
1441 blue: f4
1442 alpha: 1.0];
1443 break;
1444 case argb:
1445 *col = [NSColor colorWithCalibratedRed: f2
1446 green: f3
1447 blue: f4
1448 alpha: f1];
1449 break;
1450 case hsv:
1451 *col = [NSColor colorWithCalibratedHue: f2
1452 saturation: f3
1453 brightness: f4
1454 alpha: 1.0];
1455 break;
1456 case ahsv:
1457 *col = [NSColor colorWithCalibratedHue: f2
1458 saturation: f3
1459 brightness: f4
1460 alpha: f1];
1461 break;
1462 case gray:
1463 *col = [NSColor colorWithCalibratedWhite: f3 alpha: f4];
1464 break;
1465 case cmyk:
1466 *col = [NSColor colorWithDeviceCyan: f1
1467 magenta: f2
1468 yellow: f3
1469 black: f4
1470 alpha: 1.0];
1471 break;
1472 }
1473 *col = [*col colorUsingColorSpaceName: NSCalibratedRGBColorSpace];
1474 UNBLOCK_INPUT;
1475 return 0;
1476 }
1477 }
1478
1479 /* Otherwise, color is expected to be from a list */
1480 {
1481 NSEnumerator *lenum, *cenum;
1482 NSString *name;
1483 NSColorList *clist;
1484
1485 #ifdef NS_IMPL_GNUSTEP
1486 /* XXX: who is wrong, the requestor or the implementation? */
1487 if ([nsname compare: @"Highlight" options: NSCaseInsensitiveSearch]
1488 == NSOrderedSame)
1489 nsname = @"highlightColor";
1490 #endif
1491
1492 lenum = [[NSColorList availableColorLists] objectEnumerator];
1493 while ( (clist = [lenum nextObject]) && new == nil)
1494 {
1495 cenum = [[clist allKeys] objectEnumerator];
1496 while ( (name = [cenum nextObject]) && new == nil )
1497 {
1498 if ([name compare: nsname
1499 options: NSCaseInsensitiveSearch] == NSOrderedSame )
1500 new = [clist colorWithKey: name];
1501 }
1502 }
1503 }
1504
1505 if ( new )
1506 *col = [new colorUsingColorSpaceName: NSCalibratedRGBColorSpace];
1507 /* else
1508 NSLog (@"Failed to find color '%@'", nsname); */
1509 UNBLOCK_INPUT;
1510 return new ? 0 : 1;
1511 }
1512
1513
1514 static NSColor *
1515 ns_get_color_default (const char *name, NSColor *dflt)
1516 /* --------------------------------------------------------------------------
1517 Parse a color or use a default value
1518 -------------------------------------------------------------------------- */
1519 {
1520 NSColor * col;
1521
1522 if (ns_get_color (name, &col))
1523 return dflt;
1524 else
1525 return col;
1526 }
1527
1528
1529 int
1530 ns_lisp_to_color (Lisp_Object color, NSColor **col)
1531 /* --------------------------------------------------------------------------
1532 Convert a Lisp string object to a NS color
1533 -------------------------------------------------------------------------- */
1534 {
1535 NSTRACE (ns_lisp_to_color);
1536 if (STRINGP (color))
1537 return ns_get_color (SDATA (color), col);
1538 else if (SYMBOLP (color))
1539 return ns_get_color (SDATA (SYMBOL_NAME (color)), col);
1540 return 1;
1541 }
1542
1543
1544 Lisp_Object
1545 ns_color_to_lisp (NSColor *col)
1546 /* --------------------------------------------------------------------------
1547 Convert a color to a lisp string with the RGB equivalent
1548 -------------------------------------------------------------------------- */
1549 {
1550 float red, green, blue, alpha, gray;
1551 char buf[1024];
1552 const char *str;
1553 NSTRACE (ns_color_to_lisp);
1554
1555 BLOCK_INPUT;
1556 if ([[col colorSpaceName] isEqualToString: NSNamedColorSpace])
1557
1558 if ((str =[[col colorNameComponent] UTF8String]))
1559 {
1560 UNBLOCK_INPUT;
1561 return build_string ((char *)str);
1562 }
1563
1564 [[col colorUsingColorSpaceName: NSCalibratedRGBColorSpace]
1565 getRed: &red green: &green blue: &blue alpha: &alpha];
1566 if (red ==green && red ==blue)
1567 {
1568 [[col colorUsingColorSpaceName: NSCalibratedWhiteColorSpace]
1569 getWhite: &gray alpha: &alpha];
1570 snprintf (buf, sizeof (buf), "GRAY%02.2lx%02.2lx",
1571 lrint (gray * 0xff), lrint (alpha * 0xff));
1572 UNBLOCK_INPUT;
1573 return build_string (buf);
1574 }
1575
1576 snprintf (buf, sizeof (buf), "ARGB%02.2lx%02.2lx%02.2lx%02.2lx",
1577 lrint (alpha*0xff),
1578 lrint (red*0xff), lrint (green*0xff), lrint (blue*0xff));
1579
1580 UNBLOCK_INPUT;
1581 return build_string (buf);
1582 }
1583
1584
1585 void
1586 ns_query_color(void *col, XColor *color_def, int setPixel)
1587 /* --------------------------------------------------------------------------
1588 Get ARGB values out of NSColor col and put them into color_def.
1589 If setPixel, set the pixel to a concatenated version.
1590 and set color_def pixel to the resulting index.
1591 -------------------------------------------------------------------------- */
1592 {
1593 float r, g, b, a;
1594
1595 [((NSColor *)col) getRed: &r green: &g blue: &b alpha: &a];
1596 color_def->red = r * 65535;
1597 color_def->green = g * 65535;
1598 color_def->blue = b * 65535;
1599
1600 if (setPixel == YES)
1601 color_def->pixel
1602 = ARGB_TO_ULONG((int)(a*255),
1603 (int)(r*255), (int)(g*255), (int)(b*255));
1604 }
1605
1606
1607 int
1608 ns_defined_color (struct frame *f, char *name, XColor *color_def, int alloc,
1609 char makeIndex)
1610 /* --------------------------------------------------------------------------
1611 Return 1 if named color found, and set color_def rgb accordingly.
1612 If makeIndex and alloc are nonzero put the color in the color_table,
1613 and set color_def pixel to the resulting index.
1614 If makeIndex is zero, set color_def pixel to ARGB.
1615 Return 0 if not found
1616 -------------------------------------------------------------------------- */
1617 {
1618 NSColor *temp;
1619 int notFound = ns_get_color (name, &temp);
1620
1621 NSTRACE (ns_defined_color);
1622
1623 if (notFound)
1624 return 0;
1625
1626 if (makeIndex && alloc)
1627 color_def->pixel = ns_index_color(temp, f); /* [temp retain]; */
1628
1629 ns_query_color (temp, color_def, !makeIndex);
1630
1631 return 1;
1632 }
1633
1634
1635 unsigned long
1636 ns_get_rgb_color (struct frame *f, float r, float g, float b, float a)
1637 /* --------------------------------------------------------------------------
1638 return an autoreleased RGB color
1639 -------------------------------------------------------------------------- */
1640 {
1641 /*static int c = 1; fprintf (stderr, "color request %d\n", c++); */
1642 if (r < 0.0) r = 0.0;
1643 else if (r > 1.0) r = 1.0;
1644 if (g < 0.0) g = 0.0;
1645 else if (g > 1.0) g = 1.0;
1646 if (b < 0.0) b = 0.0;
1647 else if (b > 1.0) b = 1.0;
1648 if (a < 0.0) a = 0.0;
1649 else if (a > 1.0) a = 1.0;
1650 return (unsigned long) ns_index_color(
1651 [NSColor colorWithCalibratedRed: r green: g blue: b alpha: a], f);
1652 }
1653
1654
1655 void
1656 x_set_frame_alpha (struct frame *f)
1657 /* --------------------------------------------------------------------------
1658 change the entire-frame transparency
1659 -------------------------------------------------------------------------- */
1660 {
1661 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
1662 EmacsView *view = FRAME_NS_VIEW (f);
1663 double alpha = 1.0;
1664 double alpha_min = 1.0;
1665
1666 if (dpyinfo->x_highlight_frame == f)
1667 alpha = f->alpha[0];
1668 else
1669 alpha = f->alpha[1];
1670
1671 if (FLOATP (Vframe_alpha_lower_limit))
1672 alpha_min = XFLOAT_DATA (Vframe_alpha_lower_limit);
1673 else if (INTEGERP (Vframe_alpha_lower_limit))
1674 alpha_min = (XINT (Vframe_alpha_lower_limit)) / 100.0;
1675
1676 if (alpha < 0.0)
1677 return;
1678 else if (1.0 < alpha)
1679 alpha = 1.0;
1680 else if (0.0 <= alpha && alpha < alpha_min && alpha_min <= 1.0)
1681 alpha = alpha_min;
1682
1683 #ifdef NS_IMPL_COCOA
1684 [[view window] setAlphaValue: alpha];
1685 #endif
1686 }
1687
1688
1689 /* ==========================================================================
1690
1691 Mouse handling
1692
1693 ========================================================================== */
1694
1695
1696 void
1697 x_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y)
1698 /* --------------------------------------------------------------------------
1699 Programmatically reposition mouse pointer in pixel coordinates
1700 -------------------------------------------------------------------------- */
1701 {
1702 NSTRACE (x_set_mouse_pixel_position);
1703 ns_raise_frame (f);
1704 #if 0
1705 /* FIXME: this does not work, and what about GNUstep? */
1706 #ifdef NS_IMPL_COCOA
1707 [FRAME_NS_VIEW (f) lockFocus];
1708 PSsetmouse ((float)pix_x, (float)pix_y);
1709 [FRAME_NS_VIEW (f) unlockFocus];
1710 #endif
1711 #endif
1712 }
1713
1714
1715 void
1716 x_set_mouse_position (struct frame *f, int h, int v)
1717 /* --------------------------------------------------------------------------
1718 Programmatically reposition mouse pointer in character coordinates
1719 -------------------------------------------------------------------------- */
1720 {
1721 int pix_x, pix_y;
1722
1723 pix_x = FRAME_COL_TO_PIXEL_X (f, h) + FRAME_COLUMN_WIDTH (f) / 2;
1724 pix_y = FRAME_LINE_TO_PIXEL_Y (f, v) + FRAME_LINE_HEIGHT (f) / 2;
1725
1726 if (pix_x < 0) pix_x = 0;
1727 if (pix_x > FRAME_PIXEL_WIDTH (f)) pix_x = FRAME_PIXEL_WIDTH (f);
1728
1729 if (pix_y < 0) pix_y = 0;
1730 if (pix_y > FRAME_PIXEL_HEIGHT (f)) pix_y = FRAME_PIXEL_HEIGHT (f);
1731
1732 x_set_mouse_pixel_position (f, pix_x, pix_y);
1733 }
1734
1735
1736 static int
1737 note_mouse_movement (struct frame *frame, float x, float y)
1738 /* ------------------------------------------------------------------------
1739 Called by EmacsView on mouseMovement events. Passes on
1740 to emacs mainstream code if we moved off of a rect of interest
1741 known as last_mouse_glyph.
1742 ------------------------------------------------------------------------ */
1743 {
1744 // NSTRACE (note_mouse_movement);
1745
1746 XSETFRAME (last_mouse_motion_frame, frame);
1747
1748 /* Note, this doesn't get called for enter/leave, since we don't have a
1749 position. Those are taken care of in the corresponding NSView methods. */
1750
1751 /* has movement gone beyond last rect we were tracking? */
1752 if (x < last_mouse_glyph.origin.x ||
1753 x >= (last_mouse_glyph.origin.x + last_mouse_glyph.size.width) ||
1754 y < last_mouse_glyph.origin.y ||
1755 y >= (last_mouse_glyph.origin.y + last_mouse_glyph.size.height))
1756 {
1757 frame->mouse_moved = 1;
1758 note_mouse_highlight (frame, x, y);
1759 remember_mouse_glyph (frame, x, y, &last_mouse_glyph);
1760 return 1;
1761 }
1762
1763 return 0;
1764 }
1765
1766
1767 static void
1768 ns_mouse_position (struct frame **fp, int insist, Lisp_Object *bar_window,
1769 enum scroll_bar_part *part, Lisp_Object *x, Lisp_Object *y,
1770 unsigned long *time)
1771 /* --------------------------------------------------------------------------
1772 External (hook): inform emacs about mouse position and hit parts.
1773 If a scrollbar is being dragged, set bar_window, part, x, y, time.
1774 x & y should be position in the scrollbar (the whole bar, not the handle)
1775 and length of scrollbar respectively
1776 -------------------------------------------------------------------------- */
1777 {
1778 id view;
1779 NSPoint position;
1780 int xchar, ychar;
1781 Lisp_Object frame, tail;
1782 struct frame *f;
1783 struct ns_display_info *dpyinfo;
1784
1785 NSTRACE (ns_mouse_position);
1786
1787 if (*fp == NULL)
1788 {
1789 fprintf (stderr, "Warning: ns_mouse_position () called with null *fp.\n");
1790 return;
1791 }
1792
1793 dpyinfo = FRAME_NS_DISPLAY_INFO (*fp);
1794
1795 BLOCK_INPUT;
1796
1797 if (last_mouse_scroll_bar != nil && insist == 0)
1798 {
1799 /* TODO: we do not use this path at the moment because drag events will
1800 go directly to the EmacsScroller. Leaving code in for now. */
1801 [last_mouse_scroll_bar getMouseMotionPart: (int *)part window: bar_window
1802 x: x y: y];
1803 if (time) *time = last_mouse_movement_time;
1804 last_mouse_scroll_bar = nil;
1805 }
1806 else
1807 {
1808 /* Clear the mouse-moved flag for every frame on this display. */
1809 FOR_EACH_FRAME (tail, frame)
1810 if (FRAME_NS_P (XFRAME (frame))
1811 && FRAME_NS_DISPLAY (XFRAME (frame)) == FRAME_NS_DISPLAY (*fp))
1812 XFRAME (frame)->mouse_moved = 0;
1813
1814 last_mouse_scroll_bar = nil;
1815 if (last_mouse_frame && FRAME_LIVE_P (last_mouse_frame))
1816 f = last_mouse_frame;
1817 else
1818 f = dpyinfo->x_focus_frame ? dpyinfo->x_focus_frame
1819 : SELECTED_FRAME ();
1820
1821 if (f && f->output_data.ns) /* TODO: 2nd check no longer needed? */
1822 {
1823 view = FRAME_NS_VIEW (*fp);
1824
1825 position = [[view window] mouseLocationOutsideOfEventStream];
1826 position = [view convertPoint: position fromView: nil];
1827 remember_mouse_glyph (f, position.x, position.y, &last_mouse_glyph);
1828 /*fprintf (stderr, "ns_mouse_position: %.0f, %.0f\n", position.x, position.y); */
1829
1830 if (bar_window) *bar_window = Qnil;
1831 if (part) *part = 0; /*scroll_bar_handle; */
1832
1833 if (x) XSETINT (*x, lrint (position.x));
1834 if (y) XSETINT (*y, lrint (position.y));
1835 if (time) *time = last_mouse_movement_time;
1836 *fp = f;
1837 }
1838 }
1839
1840 UNBLOCK_INPUT;
1841 }
1842
1843
1844 static void
1845 ns_frame_up_to_date (struct frame *f)
1846 /* --------------------------------------------------------------------------
1847 External (hook): Fix up mouse highlighting right after a full update.
1848 Some highlighting was deferred if GC was happening during
1849 note_mouse_highlight (), while other highlighting was deferred for update.
1850 -------------------------------------------------------------------------- */
1851 {
1852 NSTRACE (ns_frame_up_to_date);
1853
1854 if (FRAME_NS_P (f))
1855 {
1856 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
1857 if ((dpyinfo->mouse_face_deferred_gc||f ==dpyinfo->mouse_face_mouse_frame)
1858 /*&& dpyinfo->mouse_face_mouse_frame*/)
1859 {
1860 BLOCK_INPUT;
1861 if (dpyinfo->mouse_face_mouse_frame)
1862 note_mouse_highlight (dpyinfo->mouse_face_mouse_frame,
1863 dpyinfo->mouse_face_mouse_x,
1864 dpyinfo->mouse_face_mouse_y);
1865 dpyinfo->mouse_face_deferred_gc = 0;
1866 UNBLOCK_INPUT;
1867 }
1868 }
1869 }
1870
1871
1872 void
1873 ns_define_frame_cursor (struct frame *f, Cursor cursor)
1874 /* --------------------------------------------------------------------------
1875 External (RIF): set frame mouse pointer type.
1876 -------------------------------------------------------------------------- */
1877 {
1878 NSTRACE (ns_define_frame_cursor);
1879 if (FRAME_POINTER_TYPE (f) != cursor)
1880 {
1881 EmacsView *view = FRAME_NS_VIEW (f);
1882 FRAME_POINTER_TYPE (f) = cursor;
1883 [[view window] invalidateCursorRectsForView: view];
1884 }
1885 }
1886
1887
1888
1889 /* ==========================================================================
1890
1891 Keyboard handling
1892
1893 ========================================================================== */
1894
1895
1896 static unsigned
1897 ns_convert_key (unsigned code)
1898 /* --------------------------------------------------------------------------
1899 Internal call used by NSView-keyDown.
1900 -------------------------------------------------------------------------- */
1901 {
1902 const unsigned last_keysym = (sizeof (convert_ns_to_X_keysym)
1903 / sizeof (convert_ns_to_X_keysym[0]));
1904 unsigned keysym;
1905 /* An array would be faster, but less easy to read. */
1906 for (keysym = 0; keysym < last_keysym; keysym += 2)
1907 if (code == convert_ns_to_X_keysym[keysym])
1908 return 0xFF00 | convert_ns_to_X_keysym[keysym+1];
1909 return 0;
1910 /* if decide to use keyCode and Carbon table, use this line:
1911 return code > 0xff ? 0 : 0xFF00 | ns_keycode_to_xkeysym_table[code]; */
1912 }
1913
1914
1915 char *
1916 x_get_keysym_name (int keysym)
1917 /* --------------------------------------------------------------------------
1918 Called by keyboard.c. Not sure if the return val is important, except
1919 that it be unique.
1920 -------------------------------------------------------------------------- */
1921 {
1922 static char value[16];
1923 NSTRACE (x_get_keysym_name);
1924 sprintf (value, "%d", keysym);
1925 return value;
1926 }
1927
1928
1929
1930 /* ==========================================================================
1931
1932 Block drawing operations
1933
1934 ========================================================================== */
1935
1936
1937 static void
1938 ns_redraw_scroll_bars (struct frame *f)
1939 {
1940 int i;
1941 id view;
1942 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
1943 NSTRACE (ns_judge_scroll_bars);
1944 for (i =[subviews count]-1; i >= 0; i--)
1945 {
1946 view = [subviews objectAtIndex: i];
1947 if (![view isKindOfClass: [EmacsScroller class]]) continue;
1948 [view display];
1949 }
1950 }
1951
1952
1953 void
1954 ns_clear_frame (struct frame *f)
1955 /* --------------------------------------------------------------------------
1956 External (hook): Erase the entire frame
1957 -------------------------------------------------------------------------- */
1958 {
1959 NSView *view = FRAME_NS_VIEW (f);
1960 NSRect r;
1961
1962 NSTRACE (ns_clear_frame);
1963 if (ns_in_resize)
1964 return;
1965
1966 /* comes on initial frame because we have
1967 after-make-frame-functions = select-frame */
1968 if (!FRAME_DEFAULT_FACE (f))
1969 return;
1970
1971 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f)));
1972
1973 output_cursor.hpos = output_cursor.vpos = 0;
1974 output_cursor.x = -1;
1975
1976 r = [view bounds];
1977
1978 BLOCK_INPUT;
1979 ns_focus (f, &r, 1);
1980 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (FRAME_DEFAULT_FACE (f)), f) set];
1981 NSRectFill (r);
1982 ns_unfocus (f);
1983
1984 #ifdef NS_IMPL_COCOA
1985 [[view window] display]; /* redraw resize handle */
1986 #endif
1987
1988 /* as of 2006/11 or so this is now needed */
1989 ns_redraw_scroll_bars (f);
1990 UNBLOCK_INPUT;
1991 }
1992
1993
1994 void
1995 ns_clear_frame_area (struct frame *f, int x, int y, int width, int height)
1996 /* --------------------------------------------------------------------------
1997 External (RIF): Clear section of frame
1998 -------------------------------------------------------------------------- */
1999 {
2000 NSRect r = NSMakeRect (x, y, width, height);
2001 NSView *view = FRAME_NS_VIEW (f);
2002 struct face *face = FRAME_DEFAULT_FACE (f);
2003
2004 if (!view || !face)
2005 return;
2006
2007 NSTRACE (ns_clear_frame_area);
2008
2009 r = NSIntersectionRect (r, [view frame]);
2010 ns_focus (f, &r, 1);
2011 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), f) set];
2012
2013 #ifdef NS_IMPL_COCOA
2014 {
2015 /* clip out the resize handle */
2016 NSWindow *window = [FRAME_NS_VIEW (f) window];
2017 NSRect ir
2018 = [view convertRect: ns_resize_handle_rect (window) fromView: nil];
2019
2020 ir = NSIntersectionRect (r, ir);
2021 if (NSIsEmptyRect (ir))
2022 {
2023 #endif
2024
2025 NSRectFill (r);
2026
2027 #ifdef NS_IMPL_COCOA
2028 }
2029 else
2030 {
2031 NSRect r1 = r, r2 = r; /* upper and lower non-intersecting */
2032 r1.size.height -= ir.size.height;
2033 r2.origin.y += r1.size.height;
2034 r2.size.width -= ir.size.width;
2035 r2.size.height = ir.size.height;
2036 NSRectFill (r1);
2037 NSRectFill (r2);
2038 }
2039 }
2040 #endif
2041
2042 ns_unfocus (f);
2043 return;
2044 }
2045
2046
2047 static void
2048 ns_scroll_run (struct window *w, struct run *run)
2049 /* --------------------------------------------------------------------------
2050 External (RIF): Insert or delete n lines at line vpos
2051 -------------------------------------------------------------------------- */
2052 {
2053 struct frame *f = XFRAME (w->frame);
2054 int x, y, width, height, from_y, to_y, bottom_y;
2055
2056 NSTRACE (ns_scroll_run);
2057
2058 /* begin copy from other terms */
2059 /* Get frame-relative bounding box of the text display area of W,
2060 without mode lines. Include in this box the left and right
2061 fringe of W. */
2062 window_box (w, -1, &x, &y, &width, &height);
2063
2064 from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y);
2065 to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y);
2066 bottom_y = y + height;
2067
2068 if (to_y < from_y)
2069 {
2070 /* Scrolling up. Make sure we don't copy part of the mode
2071 line at the bottom. */
2072 if (from_y + run->height > bottom_y)
2073 height = bottom_y - from_y;
2074 else
2075 height = run->height;
2076 }
2077 else
2078 {
2079 /* Scolling down. Make sure we don't copy over the mode line.
2080 at the bottom. */
2081 if (to_y + run->height > bottom_y)
2082 height = bottom_y - to_y;
2083 else
2084 height = run->height;
2085 }
2086 /* end copy from other terms */
2087
2088 if (height == 0)
2089 return;
2090
2091 BLOCK_INPUT;
2092
2093 updated_window = w;
2094 x_clear_cursor (w);
2095
2096 {
2097 NSRect srcRect = NSMakeRect (x, from_y, width, height);
2098 NSRect dstRect = NSMakeRect (x, to_y, width, height);
2099 NSPoint dstOrigin = NSMakePoint (x, to_y);
2100
2101 ns_focus (f, &dstRect, 1);
2102 NSCopyBits (0, srcRect , dstOrigin);
2103 ns_unfocus (f);
2104 }
2105
2106 UNBLOCK_INPUT;
2107 }
2108
2109
2110 static void
2111 ns_after_update_window_line (struct glyph_row *desired_row)
2112 /* --------------------------------------------------------------------------
2113 External (RIF): preparatory to fringe update after text was updated
2114 -------------------------------------------------------------------------- */
2115 {
2116 struct window *w = updated_window;
2117 struct frame *f;
2118 int width, height;
2119
2120 NSTRACE (ns_after_update_window_line);
2121
2122 /* begin copy from other terms */
2123 xassert (w);
2124
2125 if (!desired_row->mode_line_p && !w->pseudo_window_p)
2126 desired_row->redraw_fringe_bitmaps_p = 1;
2127
2128 /* When a window has disappeared, make sure that no rest of
2129 full-width rows stays visible in the internal border.
2130 Under NS this is drawn inside the fringes. */
2131 if (windows_or_buffers_changed
2132 && (f = XFRAME (w->frame),
2133 width = FRAME_INTERNAL_BORDER_WIDTH (f),
2134 width != 0)
2135 && (height = desired_row->visible_height,
2136 height > 0))
2137 {
2138 int y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, desired_row->y));
2139
2140 /* Internal border is drawn below the tool bar. */
2141 if (WINDOWP (f->tool_bar_window)
2142 && w == XWINDOW (f->tool_bar_window))
2143 y -= width;
2144 /* end copy from other terms */
2145
2146 BLOCK_INPUT;
2147 if (!desired_row->full_width_p)
2148 {
2149 int x1 = WINDOW_LEFT_SCROLL_BAR_AREA_WIDTH (w)
2150 + WINDOW_LEFT_FRINGE_WIDTH (w);
2151 int x2 = WINDOW_LEFT_SCROLL_BAR_AREA_WIDTH (w)
2152 + FRAME_PIXEL_WIDTH (f) - NS_SCROLL_BAR_WIDTH (f)
2153 - WINDOW_RIGHT_FRINGE_WIDTH (w)
2154 - FRAME_INTERNAL_BORDER_WIDTH (f);
2155 ns_clear_frame_area (f, x1, y, width, height);
2156 ns_clear_frame_area (f, x2, y, width, height);
2157 }
2158 UNBLOCK_INPUT;
2159 }
2160 }
2161
2162
2163 static void
2164 ns_shift_glyphs_for_insert (struct frame *f,
2165 int x, int y, int width, int height,
2166 int shift_by)
2167 /* --------------------------------------------------------------------------
2168 External (RIF): copy an area horizontally, don't worry about clearing src
2169 -------------------------------------------------------------------------- */
2170 {
2171 NSRect srcRect = NSMakeRect (x, y, width, height);
2172 NSRect dstRect = NSMakeRect (x+shift_by, y, width, height);
2173 NSPoint dstOrigin = dstRect.origin;
2174
2175 NSTRACE (ns_shift_glyphs_for_insert);
2176
2177 ns_focus (f, &dstRect, 1);
2178 NSCopyBits (0, srcRect, dstOrigin);
2179 ns_unfocus (f);
2180 }
2181
2182
2183
2184 /* ==========================================================================
2185
2186 Character encoding and metrics
2187
2188 ========================================================================== */
2189
2190
2191 static inline void
2192 ns_compute_glyph_string_overhangs (struct glyph_string *s)
2193 /* --------------------------------------------------------------------------
2194 External (RIF); compute left/right overhang of whole string and set in s
2195 -------------------------------------------------------------------------- */
2196 {
2197 struct face *face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2198 struct font *font = s->font; /*face->font; */
2199
2200 if (s->char2b)
2201 {
2202 struct font_metrics metrics;
2203 unsigned int codes[2];
2204 codes[0] = *(s->char2b);
2205 codes[1] = *(s->char2b + s->nchars - 1);
2206
2207 font->driver->text_extents (font, codes, 2, &metrics);
2208 s->left_overhang = -metrics.lbearing;
2209 s->right_overhang
2210 = metrics.rbearing > metrics.width
2211 ? metrics.rbearing - metrics.width : 0;
2212 }
2213 else
2214 {
2215 s->left_overhang = 0;
2216 s->right_overhang = ((struct nsfont_info *)font)->ital ?
2217 FONT_HEIGHT (font) * 0.2 : 0;
2218 }
2219 }
2220
2221
2222
2223 /* ==========================================================================
2224
2225 Fringe and cursor drawing
2226
2227 ========================================================================== */
2228
2229
2230 extern int max_used_fringe_bitmap;
2231 static void
2232 ns_draw_fringe_bitmap (struct window *w, struct glyph_row *row,
2233 struct draw_fringe_bitmap_params *p)
2234 /* --------------------------------------------------------------------------
2235 External (RIF); fringe-related
2236 -------------------------------------------------------------------------- */
2237 {
2238 struct frame *f = XFRAME (WINDOW_FRAME (w));
2239 struct face *face = p->face;
2240 int rowY;
2241 static EmacsImage **bimgs = NULL;
2242 static int nBimgs = 0;
2243 /* NS-specific: move internal border inside fringe */
2244 int x = p->bx < 0 ? p->x : p->bx;
2245 int wd = p->bx < 0 ? p->wd : p->nx;
2246 BOOL fringeOnVeryLeft
2247 = x - WINDOW_LEFT_SCROLL_BAR_COLS (w) * WINDOW_FRAME_COLUMN_WIDTH (w)
2248 - FRAME_INTERNAL_BORDER_WIDTH (f) < 10;
2249 BOOL fringeOnVeryRight
2250 = FRAME_PIXEL_WIDTH (f) - x - wd - FRAME_INTERNAL_BORDER_WIDTH (f)
2251 - WINDOW_RIGHT_SCROLL_BAR_COLS (w) * WINDOW_FRAME_COLUMN_WIDTH (w) < 10;
2252 int xAdjust = FRAME_INTERNAL_BORDER_WIDTH (f) *
2253 (fringeOnVeryLeft ? -1 : (fringeOnVeryRight ? 1 : 0));
2254
2255 /* grow bimgs if needed */
2256 if (nBimgs < max_used_fringe_bitmap)
2257 {
2258 EmacsImage **newBimgs
2259 = xmalloc (max_used_fringe_bitmap * sizeof (EmacsImage *));
2260 bzero (newBimgs, max_used_fringe_bitmap * sizeof (EmacsImage *));
2261
2262 if (nBimgs)
2263 {
2264 bcopy (bimgs, newBimgs, nBimgs * sizeof (EmacsImage *));
2265 xfree (bimgs);
2266 }
2267
2268 bimgs = newBimgs;
2269 nBimgs = max_used_fringe_bitmap;
2270 }
2271
2272 /* Must clip because of partially visible lines. */
2273 rowY = WINDOW_TO_FRAME_PIXEL_Y (w, row->y);
2274 if (p->y < rowY)
2275 {
2276 /* Adjust position of "bottom aligned" bitmap on partially
2277 visible last row. */
2278 int oldY = row->y;
2279 int oldVH = row->visible_height;
2280 row->visible_height = p->h;
2281 row->y -= rowY - p->y;
2282 ns_clip_to_row (w, row, -1, NO);
2283 row->y = oldY;
2284 row->visible_height = oldVH;
2285 }
2286 else
2287 ns_clip_to_row (w, row, -1, YES);
2288
2289 if (p->bx >= 0 && !p->overlay_p)
2290 {
2291 int yAdjust = rowY - FRAME_INTERNAL_BORDER_WIDTH (f) < 5 ?
2292 -FRAME_INTERNAL_BORDER_WIDTH (f) : 0;
2293 int yIncr = FRAME_PIXEL_HEIGHT (f) - (p->by+yAdjust + p->ny) < 5 ?
2294 FRAME_INTERNAL_BORDER_WIDTH (f) : 0;
2295 if (yAdjust)
2296 yIncr += FRAME_INTERNAL_BORDER_WIDTH (f);
2297 NSRect r = NSMakeRect (p->bx+xAdjust, p->by+yAdjust, p->nx, p->ny+yIncr);
2298 NSRectClip (r);
2299 [ns_lookup_indexed_color(face->background, f) set];
2300 NSRectFill (r);
2301 }
2302
2303 if (p->which)
2304 {
2305 NSRect r = NSMakeRect (p->x+xAdjust, p->y, p->wd, p->h);
2306 NSPoint pt = r.origin;
2307 EmacsImage *img = bimgs[p->which - 1];
2308
2309 if (!img)
2310 {
2311 unsigned short *bits = p->bits + p->dh;
2312 int len = 8 * p->h/8;
2313 int i;
2314 unsigned char *cbits = xmalloc (len);
2315
2316 for (i =0; i<len; i++)
2317 cbits[i] = ~(bits[i] & 0xff);
2318 img = [[EmacsImage alloc] initFromXBM: cbits width: 8 height: p->h
2319 flip: NO];
2320 bimgs[p->which - 1] = img;
2321 xfree (cbits);
2322 }
2323
2324 NSRectClip (r);
2325 /* Since we composite the bitmap instead of just blitting it, we need
2326 to erase the whole background. */
2327 [ns_lookup_indexed_color(face->background, f) set];
2328 NSRectFill (r);
2329 pt.y += p->h;
2330 [img setXBMColor: ns_lookup_indexed_color(face->foreground, f)];
2331 [img compositeToPoint: pt operation: NSCompositeSourceOver];
2332 }
2333 ns_unfocus (f);
2334 }
2335
2336
2337 void
2338 ns_draw_window_cursor (struct window *w, struct glyph_row *glyph_row,
2339 int x, int y, int cursor_type, int cursor_width,
2340 int on_p, int active_p)
2341 /* --------------------------------------------------------------------------
2342 External call (RIF): draw cursor
2343 (modeled after x_draw_window_cursor
2344 FIXME: cursor_width is effectively bogus -- it sometimes gets set
2345 in xdisp.c set_frame_cursor_types, sometimes left uninitialized;
2346 DON'T USE IT (no other terms do)
2347 -------------------------------------------------------------------------- */
2348 {
2349 NSRect r, s;
2350 int fx, fy, h;
2351 struct frame *f = WINDOW_XFRAME (w);
2352 struct glyph *phys_cursor_glyph;
2353 int overspill, cursorToDraw;
2354
2355 NSTRACE (dumpcursor);
2356 //fprintf(stderr, "drawcursor (%d,%d) activep = %d\tonp = %d\tc_type = %d\twidth = %d\n",x,y, active_p,on_p,cursor_type,cursor_width);
2357
2358 if (!on_p)
2359 return;
2360
2361 w->phys_cursor_type = cursor_type;
2362 w->phys_cursor_on_p = on_p;
2363
2364 if (cursor_type == NO_CURSOR)
2365 {
2366 w->phys_cursor_width = 0;
2367 return;
2368 }
2369
2370 if ((phys_cursor_glyph = get_phys_cursor_glyph (w)) == NULL)
2371 {
2372 if (glyph_row->exact_window_width_line_p
2373 && w->phys_cursor.hpos >= glyph_row->used[TEXT_AREA])
2374 {
2375 glyph_row->cursor_in_fringe_p = 1;
2376 draw_fringe_bitmap (w, glyph_row, 0);
2377 }
2378 return;
2379 }
2380
2381 get_phys_cursor_geometry (w, glyph_row, phys_cursor_glyph, &fx, &fy, &h);
2382
2383 r.origin.x = fx, r.origin.y = fy;
2384 r.size.height = h;
2385 r.size.width = w->phys_cursor_width;
2386
2387 /* FIXME: if we overwrite the internal border area, it does not get erased;
2388 fix by truncating cursor, but better would be to erase properly */
2389 overspill = r.origin.x + r.size.width -
2390 WINDOW_TEXT_TO_FRAME_PIXEL_X (w, WINDOW_BOX_RIGHT_EDGE_X (w)
2391 - WINDOW_TOTAL_FRINGE_WIDTH (w) - FRAME_INTERNAL_BORDER_WIDTH (f));
2392 if (overspill > 0)
2393 r.size.width -= overspill;
2394
2395 /* TODO: only needed in rare cases with last-resort font in HELLO..
2396 should we do this more efficiently? */
2397 ns_clip_to_row (w, glyph_row, -1, NO); /* do ns_focus(f, &r, 1); if remove */
2398 [FRAME_CURSOR_COLOR (f) set];
2399
2400 #ifdef NS_IMPL_COCOA
2401 /* TODO: This makes drawing of cursor plus that of phys_cursor_glyph
2402 atomic. Cleaner ways of doing this should be investigated.
2403 One way would be to set a global variable DRAWING_CURSOR
2404 when making the call to draw_phys..(), don't focus in that
2405 case, then move the ns_unfocus() here after that call. */
2406 NSDisableScreenUpdates ();
2407 #endif
2408
2409 cursorToDraw = active_p ? cursor_type : HOLLOW_BOX_CURSOR;
2410 switch (cursorToDraw)
2411 {
2412 case NO_CURSOR:
2413 break;
2414 case FILLED_BOX_CURSOR:
2415 NSRectFill (r);
2416 break;
2417 case HOLLOW_BOX_CURSOR:
2418 NSRectFill (r);
2419 [FRAME_BACKGROUND_COLOR (f) set];
2420 NSRectFill (NSInsetRect (r, 1, 1));
2421 [FRAME_CURSOR_COLOR (f) set];
2422 break;
2423 case HBAR_CURSOR:
2424 s = r;
2425 s.origin.y += lrint (0.75 * s.size.height);
2426 s.size.width = min (FRAME_COLUMN_WIDTH (f), s.size.width);
2427 s.size.height = lrint (s.size.height * 0.25);
2428 NSRectFill (s);
2429 break;
2430 case BAR_CURSOR:
2431 s = r;
2432 s.size.width = min (cursor_width, 2); //FIXME(see above)
2433 NSRectFill (s);
2434 break;
2435 }
2436 ns_unfocus (f);
2437
2438 /* draw the character under the cursor */
2439 if (cursorToDraw != NO_CURSOR)
2440 draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR);
2441
2442 #ifdef NS_IMPL_COCOA
2443 NSEnableScreenUpdates ();
2444 #endif
2445
2446 }
2447
2448
2449 static void
2450 ns_draw_vertical_window_border (struct window *w, int x, int y0, int y1)
2451 /* --------------------------------------------------------------------------
2452 External (RIF): Draw a vertical line.
2453 -------------------------------------------------------------------------- */
2454 {
2455 struct frame *f = XFRAME (WINDOW_FRAME (w));
2456 struct face *face;
2457 NSRect r = NSMakeRect (x, y0, 2, y1-y0);
2458
2459 NSTRACE (ns_draw_vertical_window_border);
2460
2461 face = FACE_FROM_ID (f, VERTICAL_BORDER_FACE_ID);
2462 if (face)
2463 [ns_lookup_indexed_color(face->foreground, f) set];
2464
2465 ns_focus (f, &r, 1);
2466 NSDrawGroove (r, r);
2467 ns_unfocus (f);
2468 }
2469
2470
2471 void
2472 show_hourglass (struct atimer *timer)
2473 {
2474 if (hourglass_shown_p)
2475 return;
2476
2477 BLOCK_INPUT;
2478
2479 /* TODO: add NSProgressIndicator to selected frame (see macfns.c) */
2480
2481 hourglass_shown_p = 1;
2482 UNBLOCK_INPUT;
2483 }
2484
2485
2486 void
2487 hide_hourglass ()
2488 {
2489 if (!hourglass_shown_p)
2490 return;
2491
2492 BLOCK_INPUT;
2493
2494 /* TODO: remove NSProgressIndicator from all frames */
2495
2496 hourglass_shown_p = 0;
2497 UNBLOCK_INPUT;
2498 }
2499
2500
2501
2502 /* ==========================================================================
2503
2504 Glyph drawing operations
2505
2506 ========================================================================== */
2507
2508
2509 static inline NSRect
2510 ns_fix_rect_ibw (NSRect r, int fibw, int frame_pixel_width)
2511 /* --------------------------------------------------------------------------
2512 Under NS we draw internal borders inside fringes, and want full-width
2513 rendering to go all the way to edge. This function makes that correction.
2514 -------------------------------------------------------------------------- */
2515 {
2516 if (r.origin.y <= fibw+1)
2517 {
2518 r.size.height += r.origin.y;
2519 r.origin.y = 0;
2520 }
2521 if (r.origin.x <= fibw+1)
2522 {
2523 r.size.width += r.origin.x;
2524 r.origin.x = 0;
2525 }
2526 if (frame_pixel_width - (r.origin.x+r.size.width) <= fibw+1)
2527 r.size.width += fibw;
2528
2529 return r;
2530 }
2531
2532
2533 static int
2534 ns_get_glyph_string_clip_rect (struct glyph_string *s, NativeRectangle *nr)
2535 /* --------------------------------------------------------------------------
2536 Wrapper utility to account for internal border width on full-width lines,
2537 and allow top full-width rows to hit the frame top. nr should be pointer
2538 to two successive NSRects. Number of rects actually used is returned.
2539 -------------------------------------------------------------------------- */
2540 {
2541 int n = get_glyph_string_clip_rects (s, nr, 2);
2542 if (s->row->full_width_p)
2543 {
2544 *nr = ns_fix_rect_ibw (*nr, FRAME_INTERNAL_BORDER_WIDTH (s->f),
2545 FRAME_PIXEL_WIDTH (s->f));
2546 if (n == 2)
2547 *nr = ns_fix_rect_ibw (*(nr+1), FRAME_INTERNAL_BORDER_WIDTH (s->f),
2548 FRAME_PIXEL_WIDTH (s->f));
2549 }
2550 return n;
2551 }
2552
2553
2554 static void
2555 ns_draw_box (NSRect r, float thickness, NSColor *col, char left_p, char right_p)
2556 /* --------------------------------------------------------------------------
2557 Draw an unfilled rect inside r, optionally leaving left and/or right open.
2558 Note we can't just use an NSDrawRect command, because of the possibility
2559 of some sides not being drawn, and because the rect will be filled.
2560 -------------------------------------------------------------------------- */
2561 {
2562 NSRect s = r;
2563 [col set];
2564
2565 /* top, bottom */
2566 s.size.height = thickness;
2567 NSRectFill (s);
2568 s.origin.y += r.size.height - thickness;
2569 NSRectFill (s);
2570
2571 s.size.height = r.size.height;
2572 s.origin.y = r.origin.y;
2573
2574 /* left, right (optional) */
2575 s.size.width = thickness;
2576 if (left_p)
2577 NSRectFill (s);
2578 if (right_p)
2579 {
2580 s.origin.x += r.size.width - thickness;
2581 NSRectFill (s);
2582 }
2583 }
2584
2585
2586 static void
2587 ns_draw_relief (NSRect r, int thickness, char raised_p,
2588 char top_p, char bottom_p, char left_p, char right_p,
2589 struct glyph_string *s)
2590 /* --------------------------------------------------------------------------
2591 Draw a relief rect inside r, optionally leaving some sides open.
2592 Note we can't just use an NSDrawBezel command, because of the possibility
2593 of some sides not being drawn, and because the rect will be filled.
2594 -------------------------------------------------------------------------- */
2595 {
2596 static NSColor *baseCol = nil, *lightCol = nil, *darkCol = nil;
2597 NSColor *newBaseCol = nil;
2598 NSRect sr = r;
2599
2600 NSTRACE (ns_draw_relief);
2601
2602 /* set up colors */
2603
2604 if (s->face->use_box_color_for_shadows_p)
2605 {
2606 newBaseCol = ns_lookup_indexed_color (s->face->box_color, s->f);
2607 }
2608 /* else if (s->first_glyph->type == IMAGE_GLYPH
2609 && s->img->pixmap
2610 && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0))
2611 {
2612 newBaseCol = IMAGE_BACKGROUND (s->img, s->f, 0);
2613 } */
2614 else
2615 {
2616 newBaseCol = ns_lookup_indexed_color (s->face->background, s->f);
2617 }
2618
2619 if (newBaseCol == nil)
2620 newBaseCol = [NSColor grayColor];
2621
2622 if (newBaseCol != baseCol) /* TODO: better check */
2623 {
2624 [baseCol release];
2625 baseCol = [newBaseCol retain];
2626 [lightCol release];
2627 lightCol = [[baseCol highlightWithLevel: 0.2] retain];
2628 [darkCol release];
2629 darkCol = [[baseCol shadowWithLevel: 0.3] retain];
2630 }
2631
2632 [(raised_p ? lightCol : darkCol) set];
2633
2634 /* TODO: mitering. Using NSBezierPath doesn't work because of color switch. */
2635
2636 /* top */
2637 sr.size.height = thickness;
2638 if (top_p) NSRectFill (sr);
2639
2640 /* left */
2641 sr.size.height = r.size.height;
2642 sr.size.width = thickness;
2643 if (left_p) NSRectFill (sr);
2644
2645 [(raised_p ? darkCol : lightCol) set];
2646
2647 /* bottom */
2648 sr.size.width = r.size.width;
2649 sr.size.height = thickness;
2650 sr.origin.y += r.size.height - thickness;
2651 if (bottom_p) NSRectFill (sr);
2652
2653 /* right */
2654 sr.size.height = r.size.height;
2655 sr.origin.y = r.origin.y;
2656 sr.size.width = thickness;
2657 sr.origin.x += r.size.width - thickness;
2658 if (right_p) NSRectFill (sr);
2659 }
2660
2661
2662 static void
2663 ns_dumpglyphs_box_or_relief (struct glyph_string *s)
2664 /* --------------------------------------------------------------------------
2665 Function modeled after x_draw_glyph_string_box ().
2666 Sets up parameters for drawing.
2667 -------------------------------------------------------------------------- */
2668 {
2669 int right_x, last_x;
2670 char left_p, right_p;
2671 struct glyph *last_glyph;
2672 NSRect r;
2673 int thickness;
2674 struct face *face;
2675
2676 if (s->hl == DRAW_MOUSE_FACE)
2677 {
2678 face = FACE_FROM_ID
2679 (s->f, FRAME_NS_DISPLAY_INFO (s->f)->mouse_face_face_id);
2680 if (!face)
2681 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2682 }
2683 else
2684 face = s->face;
2685
2686 thickness = face->box_line_width;
2687
2688 NSTRACE (ns_dumpglyphs_box_or_relief);
2689
2690 last_x = ((s->row->full_width_p && !s->w->pseudo_window_p)
2691 ? WINDOW_RIGHT_EDGE_X (s->w)
2692 : window_box_right (s->w, s->area));
2693 last_glyph = (s->cmp || s->img
2694 ? s->first_glyph : s->first_glyph + s->nchars-1);
2695
2696 right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p
2697 ? last_x - 1 : min (last_x, s->x + s->background_width) - 1));
2698
2699 left_p = (s->first_glyph->left_box_line_p
2700 || (s->hl == DRAW_MOUSE_FACE
2701 && (s->prev == NULL || s->prev->hl != s->hl)));
2702 right_p = (last_glyph->right_box_line_p
2703 || (s->hl == DRAW_MOUSE_FACE
2704 && (s->next == NULL || s->next->hl != s->hl)));
2705
2706 r = NSMakeRect (s->x, s->y, right_x - s->x + 1, s->height);
2707
2708 /* expand full-width row over internal borders */
2709 if (s->row->full_width_p)
2710 r = ns_fix_rect_ibw (r, FRAME_INTERNAL_BORDER_WIDTH (s->f),
2711 FRAME_PIXEL_WIDTH (s->f));
2712
2713 if (s->face->box == FACE_SIMPLE_BOX)
2714 {
2715 xassert (s->face->box_color != nil);
2716 ns_draw_box (r, abs (thickness),
2717 ns_lookup_indexed_color (face->box_color, s->f),
2718 left_p, right_p);
2719 }
2720 else
2721 {
2722 ns_draw_relief (r, abs (thickness), s->face->box == FACE_RAISED_BOX,
2723 1, 1, left_p, right_p, s);
2724 }
2725 }
2726
2727
2728 static void
2729 ns_maybe_dumpglyphs_background (struct glyph_string *s, char force_p)
2730 /* --------------------------------------------------------------------------
2731 Modeled after x_draw_glyph_string_background, which draws BG in
2732 certain cases. Others are left to the text rendering routine.
2733 -------------------------------------------------------------------------- */
2734 {
2735 NSTRACE (ns_maybe_dumpglyphs_background);
2736
2737 if (!s->background_filled_p/* || s->hl == DRAW_MOUSE_FACE*/)
2738 {
2739 int box_line_width = max (s->face->box_line_width, 0);
2740 if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width
2741 || s->font_not_found_p || s->extends_to_end_of_line_p || force_p)
2742 {
2743 struct face *face;
2744 if (s->hl == DRAW_MOUSE_FACE)
2745 {
2746 face = FACE_FROM_ID
2747 (s->f, FRAME_NS_DISPLAY_INFO (s->f)->mouse_face_face_id);
2748 if (!face)
2749 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2750 }
2751 else
2752 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2753 if (!face->stipple)
2754 [(NS_FACE_BACKGROUND (face) != 0
2755 ? ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f)
2756 : FRAME_BACKGROUND_COLOR (s->f)) set];
2757 else
2758 {
2759 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (s->f);
2760 [[dpyinfo->bitmaps[face->stipple-1].img stippleMask] set];
2761 }
2762
2763 if (s->hl != DRAW_CURSOR)
2764 {
2765 NSRect r = NSMakeRect (s->x, s->y + box_line_width,
2766 s->background_width,
2767 s->height-2*box_line_width);
2768
2769 /* expand full-width row over internal borders */
2770 if (s->row->full_width_p)
2771 {
2772 int fibw = FRAME_INTERNAL_BORDER_WIDTH (s->f);
2773 if (r.origin.y <= fibw+1 + box_line_width)
2774 {
2775 r.size.height += r.origin.y;
2776 r.origin.y = 0;
2777 }
2778 if (r.origin.x <= fibw+1)
2779 {
2780 r.size.width += 2*r.origin.x;
2781 r.origin.x = 0;
2782 }
2783 if (FRAME_PIXEL_WIDTH (s->f) - (r.origin.x + r.size.width)
2784 <= fibw+1)
2785 r.size.width += fibw;
2786 }
2787
2788 NSRectFill (r);
2789 }
2790
2791 s->background_filled_p = 1;
2792 }
2793 }
2794 }
2795
2796
2797 static void
2798 ns_dumpglyphs_image (struct glyph_string *s, NSRect r)
2799 /* --------------------------------------------------------------------------
2800 Renders an image and associated borders.
2801 -------------------------------------------------------------------------- */
2802 {
2803 EmacsImage *img = s->img->pixmap;
2804 int box_line_vwidth = max (s->face->box_line_width, 0);
2805 int x = s->x, y = s->ybase - image_ascent (s->img, s->face, &s->slice);
2806 int bg_x, bg_y, bg_height;
2807 int th;
2808 char raised_p;
2809 NSRect br;
2810
2811 NSTRACE (ns_dumpglyphs_image);
2812
2813 if (s->face->box != FACE_NO_BOX
2814 && s->first_glyph->left_box_line_p && s->slice.x == 0)
2815 x += abs (s->face->box_line_width);
2816
2817 bg_x = x;
2818 bg_y = s->slice.y == 0 ? s->y : s->y + box_line_vwidth;
2819 bg_height = s->height;
2820 /* other terms have this, but was causing problems w/tabbar mode */
2821 /* - 2 * box_line_vwidth; */
2822
2823 if (s->slice.x == 0) x += s->img->hmargin;
2824 if (s->slice.y == 0) y += s->img->vmargin;
2825
2826 /* Draw BG: if we need larger area than image itself cleared, do that,
2827 otherwise, since we composite the image under NS (instead of mucking
2828 with its background color), we must clear just the image area. */
2829 [ns_lookup_indexed_color (NS_FACE_BACKGROUND
2830 (FACE_FROM_ID (s->f, s->first_glyph->face_id)), s->f) set];
2831
2832 if (bg_height > s->slice.height || s->img->hmargin || s->img->vmargin
2833 || s->img->mask || s->img->pixmap == 0 || s->width != s->background_width)
2834 {
2835 br = NSMakeRect (bg_x, bg_y, s->background_width, bg_height);
2836 s->background_filled_p = 1;
2837 }
2838 else
2839 {
2840 br = NSMakeRect (x, y, s->slice.width, s->slice.height);
2841 }
2842
2843 /* expand full-width row over internal borders */
2844 if (s->row->full_width_p)
2845 {
2846 int fibw = FRAME_INTERNAL_BORDER_WIDTH (s->f);
2847 if (br.origin.y <= fibw+1 + box_line_vwidth)
2848 {
2849 br.size.height += br.origin.y;
2850 br.origin.y = 0;
2851 }
2852 if (br.origin.x <= fibw+1 + box_line_vwidth)
2853 {
2854 br.size.width += br.origin.x;
2855 br.origin.x = 0;
2856 }
2857 if (FRAME_PIXEL_WIDTH (s->f) - (br.origin.x + br.size.width) <= fibw+1)
2858 br.size.width += fibw;
2859 }
2860
2861 NSRectFill (br);
2862
2863 /* Draw the image.. do we need to draw placeholder if img ==nil? */
2864 if (img != nil)
2865 [img compositeToPoint: NSMakePoint (x, y + s->slice.height)
2866 operation: NSCompositeSourceOver];
2867
2868 /* Draw relief, if requested */
2869 if (s->img->relief || s->hl ==DRAW_IMAGE_RAISED || s->hl ==DRAW_IMAGE_SUNKEN)
2870 {
2871 if (s->hl == DRAW_IMAGE_SUNKEN || s->hl == DRAW_IMAGE_RAISED)
2872 {
2873 th = tool_bar_button_relief >= 0 ?
2874 tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF;
2875 raised_p = (s->hl == DRAW_IMAGE_RAISED);
2876 }
2877 else
2878 {
2879 th = abs (s->img->relief);
2880 raised_p = (s->img->relief > 0);
2881 }
2882
2883 r.origin.x = x - th;
2884 r.origin.y = y - th;
2885 r.size.width = s->slice.width + 2*th-1;
2886 r.size.height = s->slice.height + 2*th-1;
2887 ns_draw_relief (r, th, raised_p,
2888 s->slice.y == 0,
2889 s->slice.y + s->slice.height == s->img->height,
2890 s->slice.x == 0,
2891 s->slice.x + s->slice.width == s->img->width, s);
2892 }
2893 }
2894
2895
2896 static void
2897 ns_dumpglyphs_stretch (struct glyph_string *s)
2898 {
2899 NSRect r[2];
2900 int n, i;
2901
2902 if (!s->background_filled_p)
2903 {
2904 n = ns_get_glyph_string_clip_rect (s, r);
2905 *r = NSMakeRect (s->x, s->y, s->background_width, s->height);
2906
2907 for (i=0; i<n; i++)
2908 {
2909 if (!s->row->full_width_p)
2910 {
2911 /* truncate to avoid overwriting fringe and/or scrollbar */
2912 int overrun = max (0, (s->x + s->background_width)
2913 - (WINDOW_BOX_RIGHT_EDGE_X (s->w)
2914 - WINDOW_RIGHT_FRINGE_WIDTH (s->w)));
2915 r[i].size.width -= overrun;
2916
2917 /* XXX: Try to work between problem where a stretch glyph on
2918 a partially-visible bottom row will clear part of the
2919 modeline, and another where list-buffers headers and similar
2920 rows erroneously have visible_height set to 0. Not sure
2921 where this is coming from as other terms seem not to show. */
2922 r[i].size.height = min (s->height, s->row->visible_height);
2923 }
2924
2925 /* expand full-width rows over internal borders */
2926 else
2927 {
2928 r[i] = ns_fix_rect_ibw (r[i], FRAME_INTERNAL_BORDER_WIDTH (s->f),
2929 FRAME_PIXEL_WIDTH (s->f));
2930 }
2931
2932 /* NOTE: under NS this is NOT used to draw cursors, but we must avoid
2933 overwriting cursor (usually when cursor on a tab) */
2934 if (s->hl == DRAW_CURSOR)
2935 {
2936 r[i].origin.x += s->width;
2937 r[i].size.width -= s->width;
2938 }
2939 }
2940
2941 ns_focus (s->f, r, n);
2942 [ns_lookup_indexed_color (NS_FACE_BACKGROUND
2943 (FACE_FROM_ID (s->f, s->first_glyph->face_id)), s->f) set];
2944 NSRectFill (r[0]);
2945 NSRectFill (r[1]);
2946 ns_unfocus (s->f);
2947 s->background_filled_p = 1;
2948 }
2949 }
2950
2951
2952 static void
2953 ns_draw_glyph_string (struct glyph_string *s)
2954 /* --------------------------------------------------------------------------
2955 External (RIF): Main draw-text call.
2956 -------------------------------------------------------------------------- */
2957 {
2958 /* TODO (optimize): focus for box and contents draw */
2959 NSRect r[2];
2960 int n;
2961 char box_drawn_p = 0;
2962
2963 NSTRACE (ns_draw_glyph_string);
2964
2965 if (s->next && s->right_overhang && !s->for_overlaps/*&&s->hl!=DRAW_CURSOR*/)
2966 {
2967 int width;
2968 struct glyph_string *next;
2969
2970 for (width = 0, next = s->next;
2971 next && width < s->right_overhang;
2972 width += next->width, next = next->next)
2973 if (next->first_glyph->type != IMAGE_GLYPH)
2974 {
2975 if (next->first_glyph->type != STRETCH_GLYPH)
2976 {
2977 n = ns_get_glyph_string_clip_rect (s->next, r);
2978 ns_focus (s->f, r, n);
2979 ns_maybe_dumpglyphs_background (s->next, 1);
2980 ns_unfocus (s->f);
2981 }
2982 else
2983 {
2984 ns_dumpglyphs_stretch (s->next);
2985 }
2986 next->num_clips = 0;
2987 }
2988 }
2989
2990 if (!s->for_overlaps && s->face->box != FACE_NO_BOX
2991 && (s->first_glyph->type == CHAR_GLYPH
2992 || s->first_glyph->type == COMPOSITE_GLYPH))
2993 {
2994 n = ns_get_glyph_string_clip_rect (s, r);
2995 ns_focus (s->f, r, n);
2996 ns_maybe_dumpglyphs_background (s, 1);
2997 ns_dumpglyphs_box_or_relief (s);
2998 ns_unfocus (s->f);
2999 box_drawn_p = 1;
3000 }
3001
3002 switch (s->first_glyph->type)
3003 {
3004
3005 case IMAGE_GLYPH:
3006 n = ns_get_glyph_string_clip_rect (s, r);
3007 ns_focus (s->f, r, n);
3008 ns_dumpglyphs_image (s, r[0]);
3009 ns_unfocus (s->f);
3010 break;
3011
3012 case STRETCH_GLYPH:
3013 ns_dumpglyphs_stretch (s);
3014 break;
3015
3016 case CHAR_GLYPH:
3017 case COMPOSITE_GLYPH:
3018 n = ns_get_glyph_string_clip_rect (s, r);
3019 ns_focus (s->f, r, n);
3020
3021 if (s->for_overlaps || (s->cmp_from > 0
3022 && ! s->first_glyph->u.cmp.automatic))
3023 s->background_filled_p = 1;
3024 else /* 1 */
3025 ns_maybe_dumpglyphs_background
3026 (s, s->first_glyph->type == COMPOSITE_GLYPH);
3027
3028 ns_tmp_flags = s->hl == DRAW_CURSOR ? NS_DUMPGLYPH_CURSOR :
3029 (s->hl == DRAW_MOUSE_FACE ? NS_DUMPGLYPH_MOUSEFACE :
3030 (s->for_overlaps ? NS_DUMPGLYPH_FOREGROUND :
3031 NS_DUMPGLYPH_NORMAL));
3032 ns_tmp_font = (struct nsfont_info *)s->face->font;
3033 if (ns_tmp_font == NULL)
3034 ns_tmp_font = (struct nsfont_info *)FRAME_FONT (s->f);
3035
3036 ns_tmp_font->font.driver->draw
3037 (s, 0, s->nchars, s->x, s->y,
3038 (ns_tmp_flags == NS_DUMPGLYPH_NORMAL && !s->background_filled_p)
3039 || ns_tmp_flags == NS_DUMPGLYPH_MOUSEFACE);
3040
3041 ns_unfocus (s->f);
3042 break;
3043
3044 default:
3045 abort ();
3046 }
3047
3048 /* Draw box if not done already. */
3049 if (!s->for_overlaps && !box_drawn_p && s->face->box != FACE_NO_BOX)
3050 {
3051 n = ns_get_glyph_string_clip_rect (s, r);
3052 ns_focus (s->f, r, n);
3053 ns_dumpglyphs_box_or_relief (s);
3054 ns_unfocus (s->f);
3055 }
3056
3057 s->num_clips = 0;
3058 }
3059
3060
3061
3062 /* ==========================================================================
3063
3064 Event loop
3065
3066 ========================================================================== */
3067
3068
3069 static void
3070 ns_send_appdefined (int value)
3071 /* --------------------------------------------------------------------------
3072 Internal: post an appdefined event which EmacsApp-sendEvent will
3073 recognize and take as a command to halt the event loop.
3074 -------------------------------------------------------------------------- */
3075 {
3076 /*NSTRACE (ns_send_appdefined); */
3077
3078 /* Only post this event if we haven't already posted one. This will end
3079 the [NXApp run] main loop after having processed all events queued at
3080 this moment. */
3081 if (send_appdefined)
3082 {
3083 NSEvent *nxev;
3084
3085 /* We only need one NX_APPDEFINED event to stop NXApp from running. */
3086 send_appdefined = NO;
3087
3088 /* Don't need wakeup timer any more */
3089 if (timed_entry)
3090 {
3091 [timed_entry invalidate];
3092 [timed_entry release];
3093 timed_entry = nil;
3094 }
3095
3096 /* Ditto for file descriptor poller */
3097 if (fd_entry)
3098 {
3099 [fd_entry invalidate];
3100 [fd_entry release];
3101 fd_entry = nil;
3102 }
3103
3104 nxev = [NSEvent otherEventWithType: NSApplicationDefined
3105 location: NSMakePoint (0, 0)
3106 modifierFlags: 0
3107 timestamp: 0
3108 windowNumber: [[NSApp mainWindow] windowNumber]
3109 context: [NSApp context]
3110 subtype: 0
3111 data1: value
3112 data2: 0];
3113
3114 /* Post an application defined event on the event queue. When this is
3115 received the [NXApp run] will return, thus having processed all
3116 events which are currently queued. */
3117 [NSApp postEvent: nxev atStart: NO];
3118 }
3119 }
3120
3121
3122 static int
3123 ns_read_socket (struct terminal *terminal, int expected,
3124 struct input_event *hold_quit)
3125 /* --------------------------------------------------------------------------
3126 External (hook): Post an event to ourself and keep reading events until
3127 we read it back again. In effect process all events which were waiting.
3128 From 21+ we have to manage the event buffer ourselves.
3129 -------------------------------------------------------------------------- */
3130 {
3131 struct input_event ev;
3132 int nevents;
3133 static NSDate *lastCheck = nil;
3134
3135 /* NSTRACE (ns_read_socket); */
3136
3137 if (interrupt_input_blocked)
3138 {
3139 interrupt_input_pending = 1;
3140 #ifdef SYNC_INPUT
3141 pending_signals = 1;
3142 #endif
3143 return -1;
3144 }
3145
3146 interrupt_input_pending = 0;
3147 #ifdef SYNC_INPUT
3148 pending_signals = pending_atimers;
3149 #endif
3150
3151 BLOCK_INPUT;
3152 n_emacs_events_pending = 0;
3153 EVENT_INIT (ev);
3154 emacs_event = &ev;
3155 q_event_ptr = hold_quit;
3156
3157 /* we manage autorelease pools by allocate/reallocate each time around
3158 the loop; strict nesting is occasionally violated but seems not to
3159 matter.. earlier methods using full nesting caused major memory leaks */
3160 [outerpool release];
3161 outerpool = [[NSAutoreleasePool alloc] init];
3162
3163 /* If have pending open-file requests, attend to the next one of those. */
3164 if (ns_pending_files && [ns_pending_files count] != 0
3165 && [(EmacsApp *)NSApp openFile: [ns_pending_files objectAtIndex: 0]])
3166 {
3167 [ns_pending_files removeObjectAtIndex: 0];
3168 }
3169 /* Deal with pending service requests. */
3170 else if (ns_pending_service_names && [ns_pending_service_names count] != 0
3171 && [(EmacsApp *)
3172 NSApp fulfillService: [ns_pending_service_names objectAtIndex: 0]
3173 withArg: [ns_pending_service_args objectAtIndex: 0]])
3174 {
3175 [ns_pending_service_names removeObjectAtIndex: 0];
3176 [ns_pending_service_args removeObjectAtIndex: 0];
3177 }
3178 else
3179 {
3180 /* Run and wait for events. We must always send one NX_APPDEFINED event
3181 to ourself, otherwise [NXApp run] will never exit. */
3182 send_appdefined = YES;
3183
3184 /* If called via ns_select, this is called once with expected=1,
3185 because we expect either the timeout or file descriptor activity.
3186 In this case the first event through will either be real input or
3187 one of these. read_avail_input() then calls once more with expected=0
3188 and in that case we need to return quickly if there is nothing.
3189 If we're being called outside of that, it's also OK to return quickly
3190 after one iteration through the event loop, since other terms do
3191 this and emacs expects it. */
3192 if (!(inNsSelect && expected)) // (!inNsSelect || !expected)
3193 {
3194 /* Post an application defined event on the event queue. When this is
3195 received the [NXApp run] will return, thus having processed all
3196 events which are currently queued, if any. */
3197 ns_send_appdefined (-1);
3198 }
3199
3200 [NSApp run];
3201 }
3202
3203 nevents = n_emacs_events_pending;
3204 n_emacs_events_pending = 0;
3205 emacs_event = q_event_ptr = NULL;
3206 UNBLOCK_INPUT;
3207
3208 return nevents;
3209 }
3210
3211
3212 int
3213 ns_select (int nfds, fd_set *readfds, fd_set *writefds,
3214 fd_set *exceptfds, struct timeval *timeout)
3215 /* --------------------------------------------------------------------------
3216 Replacement for select, checking for events
3217 -------------------------------------------------------------------------- */
3218 {
3219 int result;
3220 double time;
3221 NSEvent *ev;
3222 /* NSTRACE (ns_select); */
3223
3224 if (NSApp == nil || inNsSelect == 1 /* || ([NSApp isActive] == NO &&
3225 [NSApp nextEventMatchingMask:NSAnyEventMask untilDate:nil
3226 inMode:NSDefaultRunLoopMode dequeue:NO] == nil) */)
3227 return select (nfds, readfds, writefds, exceptfds, timeout);
3228
3229 /* Save file descriptor set, which gets overwritten in calls to select ()
3230 Note, this is called from process.c, and only readfds is ever set */
3231 if (readfds)
3232 {
3233 memcpy (&select_readfds, readfds, sizeof (fd_set));
3234 select_nfds = nfds;
3235 }
3236 else
3237 select_nfds = 0;
3238
3239 /* Try an initial select for pending data on input files */
3240 select_timeout.tv_sec = select_timeout.tv_usec = 0;
3241 result = select (nfds, readfds, writefds, exceptfds, &select_timeout);
3242 if (result)
3243 return result;
3244
3245 /* if (!timeout || timed_entry || fd_entry)
3246 fprintf (stderr, "assertion failed: timeout null or timed_entry/fd_entry non-null in ns_select\n"); */
3247
3248 /* set a timeout and run the main AppKit event loop while continuing
3249 to monitor the files */
3250 time = ((double) timeout->tv_sec) + ((double) timeout->tv_usec)/1000000.0;
3251 timed_entry = [[NSTimer scheduledTimerWithTimeInterval: time
3252 target: NSApp
3253 selector: @selector (timeout_handler:)
3254 userInfo: 0
3255 repeats: YES] /* for safe removal */
3256 retain];
3257
3258 /* set a periodic task to try the select () again */
3259 fd_entry = [[NSTimer scheduledTimerWithTimeInterval: 0.1
3260 target: NSApp
3261 selector: @selector (fd_handler:)
3262 userInfo: 0
3263 repeats: YES]
3264 retain];
3265
3266 /* Let Application dispatch events until it receives an event of the type
3267 NX_APPDEFINED, which should only be sent by timeout_handler.
3268 We tell read_avail_input() that input is "expected" because we do expect
3269 either the timeout or fd handler to fire, and if they don't, the original
3270 call from process.c that got us here expects us to wait until some input
3271 comes. */
3272 inNsSelect = 1;
3273 gobble_input (1);
3274 ev = last_appdefined_event;
3275 inNsSelect = 0;
3276
3277 if (ev)
3278 {
3279 int t;
3280 if ([ev type] != NSApplicationDefined)
3281 abort ();
3282
3283 t = [ev data1];
3284 last_appdefined_event = 0;
3285
3286 if (t == -2)
3287 {
3288 /* The NX_APPDEFINED event we received was a timeout. */
3289 return 0;
3290 }
3291 else if (t == -1)
3292 {
3293 /* The NX_APPDEFINED event we received was the result of
3294 at least one real input event arriving. */
3295 errno = EINTR;
3296 return -1;
3297 }
3298 else
3299 {
3300 /* Received back from select () in fd_handler; copy the results */
3301 if (readfds)
3302 memcpy (readfds, &select_readfds, sizeof (fd_set));
3303 return t;
3304 }
3305 }
3306 /* never reached, shut compiler up */
3307 return 0;
3308 }
3309
3310
3311
3312 /* ==========================================================================
3313
3314 Scrollbar handling
3315
3316 ========================================================================== */
3317
3318
3319 static void
3320 ns_set_vertical_scroll_bar (struct window *window,
3321 int portion, int whole, int position)
3322 /* --------------------------------------------------------------------------
3323 External (hook): Update or add scrollbar
3324 -------------------------------------------------------------------------- */
3325 {
3326 Lisp_Object win;
3327 NSRect r, v;
3328 struct frame *f = XFRAME (WINDOW_FRAME (window));
3329 EmacsView *view = FRAME_NS_VIEW (f);
3330 int window_y, window_height;
3331 BOOL barOnVeryLeft, barOnVeryRight;
3332 int top, left, height, width, sb_width, sb_left;
3333 EmacsScroller *bar;
3334 static int count = 0;
3335
3336 /* optimization; display engine sends WAY too many of these.. */
3337 if (!NILP (window->vertical_scroll_bar))
3338 {
3339 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3340 if ([bar checkSamePosition: position portion: portion whole: whole])
3341 {
3342 if (view->scrollbarsNeedingUpdate == 0)
3343 {
3344 if (!windows_or_buffers_changed)
3345 return;
3346 }
3347 else
3348 view->scrollbarsNeedingUpdate--;
3349 }
3350 }
3351
3352 NSTRACE (ns_set_vertical_scroll_bar);
3353
3354 /* Get dimensions. */
3355 window_box (window, -1, 0, &window_y, 0, &window_height);
3356 top = window_y;
3357 height = window_height;
3358 width = WINDOW_CONFIG_SCROLL_BAR_COLS (window) * FRAME_COLUMN_WIDTH (f);
3359 left = WINDOW_SCROLL_BAR_AREA_X (window);
3360
3361 if (top < 5) /* top scrollbar adjustment */
3362 {
3363 top -= FRAME_INTERNAL_BORDER_WIDTH (f);
3364 height += FRAME_INTERNAL_BORDER_WIDTH (f);
3365 }
3366
3367 /* allow for displaying a skinnier scrollbar than char area allotted */
3368 sb_width = (WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) > 0) ?
3369 WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) : width;
3370
3371 barOnVeryLeft = left < 5;
3372 barOnVeryRight = FRAME_PIXEL_WIDTH (f) - left - width < 5;
3373 sb_left = left + FRAME_INTERNAL_BORDER_WIDTH (f)
3374 * (barOnVeryLeft ? -1 : (barOnVeryRight ? 1 : 0));
3375
3376 r = NSMakeRect (sb_left, top, sb_width, height);
3377 /* the parent view is flipped, so we need to flip y value */
3378 v = [view frame];
3379 r.origin.y = (v.size.height - r.size.height - r.origin.y);
3380
3381 XSETWINDOW (win, window);
3382 BLOCK_INPUT;
3383
3384 /* we want at least 5 lines to display a scrollbar */
3385 if (WINDOW_TOTAL_LINES (window) < 5)
3386 {
3387 if (!NILP (window->vertical_scroll_bar))
3388 {
3389 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3390 [bar removeFromSuperview];
3391 window->vertical_scroll_bar = Qnil;
3392 }
3393 ns_clear_frame_area (f, sb_left, top, width, height);
3394 UNBLOCK_INPUT;
3395 return;
3396 }
3397
3398 if (NILP (window->vertical_scroll_bar))
3399 {
3400 ns_clear_frame_area (f, sb_left, top, width, height);
3401 bar = [[EmacsScroller alloc] initFrame: r window: win];
3402 window->vertical_scroll_bar = make_save_value (bar, 0);
3403 }
3404 else
3405 {
3406 NSRect oldRect;
3407 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3408 oldRect = [bar frame];
3409 r.size.width = oldRect.size.width;
3410 if (FRAME_LIVE_P (f) && !NSEqualRects (oldRect, r))
3411 {
3412 if (oldRect.origin.x != r.origin.x)
3413 ns_clear_frame_area (f, sb_left, top, width, height);
3414 [bar setFrame: r];
3415 }
3416 }
3417
3418 [bar setPosition: position portion: portion whole: whole];
3419 UNBLOCK_INPUT;
3420 }
3421
3422
3423 static void
3424 ns_condemn_scroll_bars (struct frame *f)
3425 /* --------------------------------------------------------------------------
3426 External (hook): arrange for all frame's scrollbars to be removed
3427 at next call to judge_scroll_bars, except for those redeemed.
3428 -------------------------------------------------------------------------- */
3429 {
3430 int i;
3431 id view;
3432 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
3433
3434 NSTRACE (ns_condemn_scroll_bars);
3435
3436 for (i =[subviews count]-1; i >= 0; i--)
3437 {
3438 view = [subviews objectAtIndex: i];
3439 if ([view isKindOfClass: [EmacsScroller class]])
3440 [view condemn];
3441 }
3442 }
3443
3444
3445 static void
3446 ns_redeem_scroll_bar (struct window *window)
3447 /* --------------------------------------------------------------------------
3448 External (hook): arrange to spare this window's scrollbar
3449 at next call to judge_scroll_bars.
3450 -------------------------------------------------------------------------- */
3451 {
3452 id bar;
3453 NSTRACE (ns_redeem_scroll_bar);
3454 if (!NILP (window->vertical_scroll_bar))
3455 {
3456 bar =XNS_SCROLL_BAR (window->vertical_scroll_bar);
3457 [bar reprieve];
3458 }
3459 }
3460
3461
3462 static void
3463 ns_judge_scroll_bars (struct frame *f)
3464 /* --------------------------------------------------------------------------
3465 External (hook): destroy all scrollbars on frame that weren't
3466 redeemed after call to condemn_scroll_bars.
3467 -------------------------------------------------------------------------- */
3468 {
3469 int i;
3470 id view;
3471 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
3472 NSTRACE (ns_judge_scroll_bars);
3473 for (i =[subviews count]-1; i >= 0; i--)
3474 {
3475 view = [subviews objectAtIndex: i];
3476 if (![view isKindOfClass: [EmacsScroller class]]) continue;
3477 [view judge];
3478 }
3479 }
3480
3481
3482 void
3483 x_wm_set_icon_position (struct frame *f, int icon_x, int icon_y)
3484 {
3485 /* XXX irrelevant under NS */
3486 }
3487
3488
3489
3490 /* ==========================================================================
3491
3492 Initialization
3493
3494 ========================================================================== */
3495
3496 int
3497 x_display_pixel_height (dpyinfo)
3498 struct ns_display_info *dpyinfo;
3499 {
3500 NSScreen *screen = [NSScreen mainScreen];
3501 return [screen frame].size.height;
3502 }
3503
3504 int
3505 x_display_pixel_width (dpyinfo)
3506 struct ns_display_info *dpyinfo;
3507 {
3508 NSScreen *screen = [NSScreen mainScreen];
3509 return [screen frame].size.width;
3510 }
3511
3512
3513 static Lisp_Object ns_string_to_lispmod (const char *s)
3514 /* --------------------------------------------------------------------------
3515 Convert modifier name to lisp symbol
3516 -------------------------------------------------------------------------- */
3517 {
3518 if (!strncmp (SDATA (SYMBOL_NAME (Qmeta)), s, 10))
3519 return Qmeta;
3520 else if (!strncmp (SDATA (SYMBOL_NAME (Qsuper)), s, 10))
3521 return Qsuper;
3522 else if (!strncmp (SDATA (SYMBOL_NAME (Qcontrol)), s, 10))
3523 return Qcontrol;
3524 else if (!strncmp (SDATA (SYMBOL_NAME (Qalt)), s, 10))
3525 return Qalt;
3526 else if (!strncmp (SDATA (SYMBOL_NAME (Qhyper)), s, 10))
3527 return Qhyper;
3528 else if (!strncmp (SDATA (SYMBOL_NAME (Qnone)), s, 10))
3529 return Qnone;
3530 else
3531 return Qnil;
3532 }
3533
3534
3535 static Lisp_Object ns_mod_to_lisp (int m)
3536 /* --------------------------------------------------------------------------
3537 Convert modifier code (see lisp.h) to lisp symbol
3538 -------------------------------------------------------------------------- */
3539 {
3540 if (m == CHAR_META)
3541 return Qmeta;
3542 else if (m == CHAR_SUPER)
3543 return Qsuper;
3544 else if (m == CHAR_CTL)
3545 return Qcontrol;
3546 else if (m == CHAR_ALT)
3547 return Qalt;
3548 else if (m == CHAR_HYPER)
3549 return Qhyper;
3550 else /* if (m == 0) */
3551 return Qnone;
3552 }
3553
3554
3555 static void
3556 ns_set_default_prefs ()
3557 /* --------------------------------------------------------------------------
3558 Initialize preference variables to defaults
3559 -------------------------------------------------------------------------- */
3560 {
3561 ns_alternate_modifier = Qmeta;
3562 ns_command_modifier = Qsuper;
3563 ns_control_modifier = Qcontrol;
3564 ns_function_modifier = Qnone;
3565 ns_expand_space = make_float (0.0);
3566 ns_antialias_text = Qt;
3567 ns_antialias_threshold = 10.0; /* not exposed to lisp side */
3568 ns_use_qd_smoothing = Qnil;
3569 ns_use_system_highlight_color = Qt;
3570 ns_confirm_quit = Qnil;
3571 }
3572
3573
3574 static void
3575 ns_default (const char *parameter, Lisp_Object *result,
3576 Lisp_Object yesval, Lisp_Object noval,
3577 BOOL is_float, BOOL is_modstring)
3578 /* --------------------------------------------------------------------------
3579 Check a parameter value in user's preferences
3580 -------------------------------------------------------------------------- */
3581 {
3582 const char *value;
3583
3584 if ( (value =[[[NSUserDefaults standardUserDefaults]
3585 stringForKey: [NSString stringWithUTF8String: parameter]]
3586 UTF8String]) )
3587 {
3588 double f;
3589 char *pos;
3590 if (strcasecmp (value, "YES") == 0)
3591 *result = yesval;
3592 else if (strcasecmp (value, "NO") == 0)
3593 *result = noval;
3594 else if (is_float && (f = strtod (value, &pos), pos != value))
3595 *result = make_float (f);
3596 else if (is_modstring && value)
3597 *result = ns_string_to_lispmod (value);
3598 else fprintf (stderr,
3599 "Bad value for default \"%s\": \"%s\"\n", parameter, value);
3600 }
3601 }
3602
3603
3604 void
3605 ns_initialize_display_info (struct ns_display_info *dpyinfo)
3606 /* --------------------------------------------------------------------------
3607 Initialize global info and storage for display.
3608 -------------------------------------------------------------------------- */
3609 {
3610 NSScreen *screen = [NSScreen mainScreen];
3611 NSWindowDepth depth = [screen depth];
3612
3613 dpyinfo->resx = 72.27; /* used 75.0, but this makes pt == pixel, expected */
3614 dpyinfo->resy = 72.27;
3615 dpyinfo->color_p = ![NSDeviceWhiteColorSpace isEqualToString:
3616 NSColorSpaceFromDepth (depth)]
3617 && ![NSCalibratedWhiteColorSpace isEqualToString:
3618 NSColorSpaceFromDepth (depth)];
3619 dpyinfo->n_planes = NSBitsPerPixelFromDepth (depth);
3620 dpyinfo->image_cache = make_image_cache ();
3621 dpyinfo->color_table
3622 = (struct ns_color_table *)xmalloc (sizeof (struct ns_color_table));
3623 dpyinfo->color_table->colors = NULL;
3624 dpyinfo->root_window = 42; /* a placeholder.. */
3625
3626 dpyinfo->mouse_face_mouse_frame = NULL;
3627 dpyinfo->mouse_face_deferred_gc = 0;
3628 dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1;
3629 dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1;
3630 dpyinfo->mouse_face_face_id = DEFAULT_FACE_ID;
3631 dpyinfo->mouse_face_window = dpyinfo->mouse_face_overlay = Qnil;
3632 dpyinfo->mouse_face_hidden = 0;
3633
3634 dpyinfo->mouse_face_mouse_x = dpyinfo->mouse_face_mouse_y = 0;
3635 dpyinfo->mouse_face_defer = 0;
3636
3637 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame = NULL;
3638
3639 dpyinfo->n_fonts = 0;
3640 dpyinfo->smallest_font_height = 1;
3641 dpyinfo->smallest_char_width = 1;
3642 }
3643
3644
3645 /* This and next define (many of the) public functions in this file. */
3646 /* x_... are generic versions in xdisp.c that we, and other terms, get away
3647 with using despite presence in the "system dependent" redisplay
3648 interface. In addition, many of the ns_ methods have code that is
3649 shared with all terms, indicating need for further refactoring. */
3650 extern frame_parm_handler ns_frame_parm_handlers[];
3651 static struct redisplay_interface ns_redisplay_interface =
3652 {
3653 ns_frame_parm_handlers,
3654 x_produce_glyphs,
3655 x_write_glyphs,
3656 x_insert_glyphs,
3657 x_clear_end_of_line,
3658 ns_scroll_run,
3659 ns_after_update_window_line,
3660 ns_update_window_begin,
3661 ns_update_window_end,
3662 x_cursor_to,
3663 ns_flush,
3664 0, /* flush_display_optional */
3665 x_clear_window_mouse_face,
3666 x_get_glyph_overhangs,
3667 x_fix_overlapping_area,
3668 ns_draw_fringe_bitmap,
3669 0, /* define_fringe_bitmap */ /* FIXME: simplify ns_draw_fringe_bitmap */
3670 0, /* destroy_fringe_bitmap */
3671 ns_compute_glyph_string_overhangs,
3672 ns_draw_glyph_string, /* interface to nsfont.m */
3673 ns_define_frame_cursor,
3674 ns_clear_frame_area,
3675 ns_draw_window_cursor,
3676 ns_draw_vertical_window_border,
3677 ns_shift_glyphs_for_insert
3678 };
3679
3680
3681 static void
3682 ns_delete_display (struct ns_display_info *dpyinfo)
3683 {
3684 /* TODO... */
3685 }
3686
3687
3688 /* This function is called when the last frame on a display is deleted. */
3689 static void
3690 ns_delete_terminal (struct terminal *terminal)
3691 {
3692 struct ns_display_info *dpyinfo = terminal->display_info.ns;
3693 int i;
3694
3695 /* Protect against recursive calls. delete_frame in
3696 delete_terminal calls us back when it deletes our last frame. */
3697 if (!terminal->name)
3698 return;
3699
3700 BLOCK_INPUT;
3701
3702 x_destroy_all_bitmaps (dpyinfo);
3703 ns_delete_display (dpyinfo);
3704 UNBLOCK_INPUT;
3705 }
3706
3707
3708 static struct terminal *
3709 ns_create_terminal (struct ns_display_info *dpyinfo)
3710 /* --------------------------------------------------------------------------
3711 Set up use of NS before we make the first connection.
3712 -------------------------------------------------------------------------- */
3713 {
3714 struct terminal *terminal;
3715
3716 NSTRACE (ns_create_terminal);
3717
3718 terminal = create_terminal ();
3719
3720 terminal->type = output_ns;
3721 terminal->display_info.ns = dpyinfo;
3722 dpyinfo->terminal = terminal;
3723
3724 terminal->rif = &ns_redisplay_interface;
3725
3726 terminal->clear_frame_hook = ns_clear_frame;
3727 terminal->ins_del_lines_hook = 0; /* XXX vestigial? */
3728 terminal->delete_glyphs_hook = 0; /* XXX vestigial? */
3729 terminal->ring_bell_hook = ns_ring_bell;
3730 terminal->reset_terminal_modes_hook = ns_reset_terminal_modes;
3731 terminal->set_terminal_modes_hook = ns_set_terminal_modes;
3732 terminal->update_begin_hook = ns_update_begin;
3733 terminal->update_end_hook = ns_update_end;
3734 terminal->set_terminal_window_hook = NULL; /* XXX vestigial? */
3735 terminal->read_socket_hook = ns_read_socket;
3736 terminal->frame_up_to_date_hook = ns_frame_up_to_date;
3737 terminal->mouse_position_hook = ns_mouse_position;
3738 terminal->frame_rehighlight_hook = ns_frame_rehighlight;
3739 terminal->frame_raise_lower_hook = ns_frame_raise_lower;
3740
3741 terminal->fullscreen_hook = 0; /* see XTfullscreen_hook */
3742
3743 terminal->set_vertical_scroll_bar_hook = ns_set_vertical_scroll_bar;
3744 terminal->condemn_scroll_bars_hook = ns_condemn_scroll_bars;
3745 terminal->redeem_scroll_bar_hook = ns_redeem_scroll_bar;
3746 terminal->judge_scroll_bars_hook = ns_judge_scroll_bars;
3747
3748 terminal->delete_frame_hook = x_destroy_window;
3749 terminal->delete_terminal_hook = ns_delete_terminal;
3750
3751 terminal->scroll_region_ok = 1;
3752 terminal->char_ins_del_ok = 1;
3753 terminal->line_ins_del_ok = 1;
3754 terminal->fast_clear_end_of_line = 1;
3755 terminal->memory_below_frame = 0;
3756
3757 return terminal;
3758 }
3759
3760
3761 struct ns_display_info *
3762 ns_term_init (Lisp_Object display_name)
3763 /* --------------------------------------------------------------------------
3764 Start the Application and get things rolling.
3765 -------------------------------------------------------------------------- */
3766 {
3767 struct terminal *terminal;
3768 struct ns_display_info *dpyinfo;
3769 static int ns_initialized = 0;
3770 Lisp_Object tmp;
3771
3772 NSTRACE (ns_term_init);
3773
3774 /* count object allocs (About, click icon); on OS X use ObjectAlloc tool */
3775 /*GSDebugAllocationActive (YES); */
3776 BLOCK_INPUT;
3777 handling_signal = 0;
3778
3779 if (!ns_initialized)
3780 {
3781 baud_rate = 38400;
3782 Fset_input_interrupt_mode (Qnil);
3783 ns_initialized = 1;
3784 }
3785
3786 ns_pending_files = [[NSMutableArray alloc] init];
3787 ns_pending_service_names = [[NSMutableArray alloc] init];
3788 ns_pending_service_args = [[NSMutableArray alloc] init];
3789
3790 /* Start app and create the main menu, window, view.
3791 Needs to be here because ns_initialize_display_info () uses AppKit classes.
3792 The view will then ask the NSApp to stop and return to Emacs. */
3793 [EmacsApp sharedApplication];
3794 if (NSApp == nil)
3795 return NULL;
3796 [NSApp setDelegate: NSApp];
3797
3798 /* debugging: log all notifications */
3799 /* [[NSNotificationCenter defaultCenter] addObserver: NSApp
3800 selector: @selector (logNotification:)
3801 name: nil object: nil]; */
3802
3803 dpyinfo = (struct ns_display_info *)xmalloc (sizeof (struct ns_display_info));
3804 bzero (dpyinfo, sizeof (struct ns_display_info));
3805
3806 ns_initialize_display_info (dpyinfo);
3807 terminal = ns_create_terminal (dpyinfo);
3808
3809 terminal->kboard = (KBOARD *) xmalloc (sizeof (KBOARD));
3810 init_kboard (terminal->kboard);
3811 terminal->kboard->Vwindow_system = Qns;
3812 terminal->kboard->next_kboard = all_kboards;
3813 all_kboards = terminal->kboard;
3814 /* Don't let the initial kboard remain current longer than necessary.
3815 That would cause problems if a file loaded on startup tries to
3816 prompt in the mini-buffer. */
3817 if (current_kboard == initial_kboard)
3818 current_kboard = terminal->kboard;
3819 terminal->kboard->reference_count++;
3820
3821 dpyinfo->next = x_display_list;
3822 x_display_list = dpyinfo;
3823
3824 /* Put it on ns_display_name_list */
3825 ns_display_name_list = Fcons (Fcons (display_name, Qnil),
3826 ns_display_name_list);
3827 dpyinfo->name_list_element = XCAR (ns_display_name_list);
3828
3829 /* Set the name of the terminal. */
3830 terminal->name = (char *) xmalloc (SBYTES (display_name) + 1);
3831 strncpy (terminal->name, SDATA (display_name), SBYTES (display_name));
3832 terminal->name[SBYTES (display_name)] = 0;
3833
3834 UNBLOCK_INPUT;
3835
3836 /* Read various user defaults. */
3837 ns_set_default_prefs ();
3838 if (!ns_no_defaults)
3839 {
3840 ns_default ("AlternateModifier", &ns_alternate_modifier,
3841 Qnil, Qnil, NO, YES);
3842 if (NILP (ns_alternate_modifier))
3843 ns_alternate_modifier = Qmeta;
3844 ns_default ("CommandModifier", &ns_command_modifier,
3845 Qnil, Qnil, NO, YES);
3846 if (NILP (ns_command_modifier))
3847 ns_command_modifier = Qsuper;
3848 ns_default ("ControlModifier", &ns_control_modifier,
3849 Qnil, Qnil, NO, YES);
3850 if (NILP (ns_control_modifier))
3851 ns_control_modifier = Qcontrol;
3852 ns_default ("FunctionModifier", &ns_function_modifier,
3853 Qnil, Qnil, NO, YES);
3854 if (NILP (ns_function_modifier))
3855 ns_function_modifier = Qnone;
3856 ns_default ("ExpandSpace", &ns_expand_space,
3857 make_float (0.5), make_float (0.0), YES, NO);
3858 ns_default ("GSFontAntiAlias", &ns_antialias_text,
3859 Qt, Qnil, NO, NO);
3860 tmp = Qnil;
3861 ns_default ("AppleAntiAliasingThreshold", &tmp,
3862 make_float (10.0), make_float (6.0), YES, NO);
3863 ns_antialias_threshold = NILP (tmp) ? 10.0 : XFLOATINT (tmp);
3864 ns_default ("UseQuickdrawSmoothing", &ns_use_qd_smoothing,
3865 Qt, Qnil, NO, NO);
3866 ns_default ("UseSystemHighlightColor", &ns_use_system_highlight_color,
3867 Qt, Qnil, NO, NO);
3868 ns_default ("ConfirmQuit", &ns_confirm_quit,
3869 Qt, Qnil, NO, NO);
3870 }
3871
3872 if (EQ (ns_use_system_highlight_color, Qt))
3873 {
3874 ns_selection_color = [[NSUserDefaults standardUserDefaults]
3875 stringForKey: @"AppleHighlightColor"];
3876 if (ns_selection_color == nil)
3877 ns_selection_color = NS_SELECTION_COLOR_DEFAULT;
3878 }
3879 else
3880 ns_selection_color = NS_SELECTION_COLOR_DEFAULT;
3881
3882 {
3883 NSColorList *cl = [NSColorList colorListNamed: @"Emacs"];
3884
3885 if ( cl == nil )
3886 {
3887 Lisp_Object color_file, color_map, color;
3888 int r,g,b;
3889 unsigned long c;
3890 char *name;
3891
3892 color_file = Fexpand_file_name (build_string ("rgb.txt"),
3893 Fsymbol_value (intern ("data-directory")));
3894 if (NILP (Ffile_readable_p (color_file)))
3895 fatal ("Could not find %s.\n", SDATA (color_file));
3896
3897 color_map = Fx_load_color_file (color_file);
3898 if (NILP (color_map))
3899 fatal ("Could not read %s.\n", SDATA (color_file));
3900
3901 cl = [[NSColorList alloc] initWithName: @"Emacs"];
3902 for ( ; CONSP (color_map); color_map = XCDR (color_map))
3903 {
3904 color = XCAR (color_map);
3905 name = SDATA (XCAR (color));
3906 c = XINT (XCDR (color));
3907 [cl setColor:
3908 [NSColor colorWithCalibratedRed: RED_FROM_ULONG (c) / 255.0
3909 green: GREEN_FROM_ULONG (c) / 255.0
3910 blue: BLUE_FROM_ULONG (c) / 255.0
3911 alpha: 1.0]
3912 forKey: [NSString stringWithUTF8String: name]];
3913 }
3914 [cl writeToFile: nil];
3915 }
3916 }
3917
3918 {
3919 char c[128];
3920 #ifdef NS_IMPL_GNUSTEP
3921 strncpy (c, gnustep_base_version, sizeof (c));
3922 #else
3923 /*PSnextrelease (128, c); */
3924 snprintf (c, sizeof (c), "%g", NSAppKitVersionNumber);
3925 #endif
3926 Vwindow_system_version = build_string (c);
3927 }
3928
3929 delete_keyboard_wait_descriptor (0);
3930
3931 /* Set up OS X app menu */
3932 #ifdef NS_IMPL_COCOA
3933 {
3934 NSMenu *appMenu;
3935 NSMenuItem *item;
3936 /* set up the application menu */
3937 svcsMenu = [[EmacsMenu alloc] initWithTitle: @"Services"];
3938 [svcsMenu setAutoenablesItems: NO];
3939 appMenu = [[EmacsMenu alloc] initWithTitle: @"Emacs"];
3940 [appMenu setAutoenablesItems: NO];
3941 mainMenu = [[EmacsMenu alloc] initWithTitle: @""];
3942 dockMenu = [[EmacsMenu alloc] initWithTitle: @""];
3943
3944 [appMenu insertItemWithTitle: @"About Emacs"
3945 action: @selector (orderFrontStandardAboutPanel:)
3946 keyEquivalent: @""
3947 atIndex: 0];
3948 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 1];
3949 [appMenu insertItemWithTitle: @"Preferences..."
3950 action: @selector (showPreferencesWindow:)
3951 keyEquivalent: @","
3952 atIndex: 2];
3953 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 3];
3954 item = [appMenu insertItemWithTitle: @"Services"
3955 action: @selector (menuDown:)
3956 keyEquivalent: @""
3957 atIndex: 4];
3958 [appMenu setSubmenu: svcsMenu forItem: item];
3959 /* [svcsMenu setSupercell: item]; */
3960 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 5];
3961 [appMenu insertItemWithTitle: @"Hide Emacs"
3962 action: @selector (hide:)
3963 keyEquivalent: @"h"
3964 atIndex: 6];
3965 item = [appMenu insertItemWithTitle: @"Hide Others"
3966 action: @selector (hideOtherApplications:)
3967 keyEquivalent: @"h"
3968 atIndex: 7];
3969 [item setKeyEquivalentModifierMask: NSCommandKeyMask | NSAlternateKeyMask];
3970 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 8];
3971 [appMenu insertItemWithTitle: @"Quit Emacs"
3972 action: @selector (terminate:)
3973 keyEquivalent: @"q"
3974 atIndex: 9];
3975
3976 item = [mainMenu insertItemWithTitle: @"Emacs"
3977 action: @selector (menuDown:)
3978 keyEquivalent: @""
3979 atIndex: 0];
3980 [mainMenu setSubmenu: appMenu forItem: item];
3981 [dockMenu insertItemWithTitle: @"New Frame"
3982 action: @selector (newFrame:)
3983 keyEquivalent: @""
3984 atIndex: 0];
3985
3986 [NSApp setMainMenu: mainMenu];
3987 [NSApp setAppleMenu: appMenu];
3988 [NSApp setServicesMenu: svcsMenu];
3989 /* Needed at least on Cocoa, to get dock menu to show windows */
3990 [NSApp setWindowsMenu: [[NSMenu alloc] init]];
3991 }
3992 #endif /* MAC OS X menu setup */
3993
3994 [NSApp run];
3995
3996 return dpyinfo;
3997 }
3998
3999
4000 extern Lisp_Object Vauto_save_list_file_name;
4001 void
4002 ns_term_shutdown (int sig)
4003 {
4004 /* code not reached in emacs.c after this is called by shut_down_emacs: */
4005 if (STRINGP (Vauto_save_list_file_name))
4006 unlink (SDATA (Vauto_save_list_file_name));
4007
4008 if (sig == 0 || sig == SIGTERM)
4009 {
4010 ns_shutdown_properly = YES;
4011 [NSApp terminate: NSApp];
4012 }
4013 else // force a stack trace to happen
4014 {
4015 abort();
4016 }
4017 }
4018
4019
4020 /* ==========================================================================
4021
4022 EmacsApp implementation
4023
4024 ========================================================================== */
4025
4026
4027 @implementation EmacsApp
4028
4029 - (void)logNotification: (NSNotification *)notification
4030 {
4031 const char *name = [[notification name] UTF8String];
4032 if (!strstr (name, "Update") && !strstr (name, "NSMenu")
4033 && !strstr (name, "WindowNumber"))
4034 NSLog (@"notification: '%@'", [notification name]);
4035 }
4036
4037
4038 - (void)sendEvent: (NSEvent *)theEvent
4039 /* --------------------------------------------------------------------------
4040 Called when NSApp is running for each event received. Used to stop
4041 the loop when we choose, since there's no way to just run one iteration.
4042 -------------------------------------------------------------------------- */
4043 {
4044 int type = [theEvent type];
4045 NSWindow *window = [theEvent window];
4046 /* NSTRACE (sendEvent); */
4047 /*fprintf (stderr, "received event of type %d\t%d\n", type);*/
4048
4049 if (type == NSCursorUpdate && window == nil)
4050 {
4051 fprintf (stderr, "Dropping external cursor update event.\n");
4052 return;
4053 }
4054
4055 #ifdef NS_IMPL_COCOA
4056 /* pass mouse down in resize handle and subsequent drags directly to
4057 EmacsWindow so we can generate continuous redisplays */
4058 if (ns_in_resize)
4059 {
4060 if (type == NSLeftMouseDragged)
4061 {
4062 [window mouseDragged: theEvent];
4063 return;
4064 }
4065 else if (type == NSLeftMouseUp)
4066 {
4067 [window mouseUp: theEvent];
4068 return;
4069 }
4070 }
4071 else if (type == NSLeftMouseDown)
4072 {
4073 NSRect r = ns_resize_handle_rect (window);
4074 if (NSPointInRect ([theEvent locationInWindow], r))
4075 {
4076 ns_in_resize = YES;
4077 [window mouseDown: theEvent];
4078 return;
4079 }
4080 }
4081 #endif
4082
4083 if (type == NSApplicationDefined)
4084 {
4085 /* Events posted by ns_send_appdefined interrupt the run loop here.
4086 But, if a modal window is up, an appdefined can still come through,
4087 (e.g., from a makeKeyWindow event) but stopping self also stops the
4088 modal loop. Just defer it until later. */
4089 if ([NSApp modalWindow] == nil)
4090 {
4091 last_appdefined_event = theEvent;
4092 [self stop: self];
4093 }
4094 else
4095 {
4096 send_appdefined = YES;
4097 }
4098 }
4099
4100 [super sendEvent: theEvent];
4101 }
4102
4103
4104 - (void)showPreferencesWindow: (id)sender
4105 {
4106 if (prefsController == nil)
4107 prefsController = [[EmacsPrefsController alloc] init];
4108 [prefsController showForFrame: SELECTED_FRAME ()];
4109 }
4110
4111
4112 - (void)newFrame: (id)sender
4113 {
4114 struct frame *emacsframe = SELECTED_FRAME ();
4115 NSEvent *theEvent = [NSApp currentEvent];
4116
4117 if (!emacs_event)
4118 return;
4119 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4120 emacs_event->code = KEY_NS_NEW_FRAME;
4121 emacs_event->modifiers = 0;
4122 EV_TRAILER (theEvent);
4123 }
4124
4125
4126 /* Open a file (used by below, after going into queue read by ns_read_socket) */
4127 - (BOOL) openFile: (NSString *)fileName
4128 {
4129 struct frame *emacsframe = SELECTED_FRAME ();
4130 NSEvent *theEvent = [NSApp currentEvent];
4131
4132 if (!emacs_event)
4133 return NO;
4134
4135 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4136 emacs_event->code = KEY_NS_OPEN_FILE_LINE;
4137 ns_input_file = append2 (ns_input_file, build_string ([fileName UTF8String]));
4138 ns_input_line = Qnil; /* can be start or cons start,end */
4139 emacs_event->modifiers =0;
4140 EV_TRAILER (theEvent);
4141
4142 return YES;
4143 }
4144
4145
4146 /* **************************************************************************
4147
4148 EmacsApp delegate implementation
4149
4150 ************************************************************************** */
4151
4152 - (void)applicationDidFinishLaunching: (NSNotification *)notification
4153 /* --------------------------------------------------------------------------
4154 When application is loaded, terminate event loop in ns_term_init
4155 -------------------------------------------------------------------------- */
4156 {
4157 NSTRACE (applicationDidFinishLaunching);
4158 [NSApp setServicesProvider: NSApp];
4159 ns_send_appdefined (-2);
4160 }
4161
4162
4163 /* Termination sequences (ns_shutdown_properly):
4164 C-x C-c:
4165 Cmd-Q:
4166 MenuBar | File | Exit:
4167 ns_term_shutdown: 0
4168 -terminate: 1
4169 -appShouldTerminate: 1
4170
4171 Select Quit from App menubar:
4172 received -terminate: 0
4173 ns_term_shutdown: 0
4174 -terminate: 1
4175 -appShouldTerminate: 1
4176
4177 Select Quit from Dock menu:
4178 Logout attempt:
4179 -appShouldTerminate: 0
4180 Cancel -> Nothing else
4181 Accept ->
4182 -terminate: 0
4183 ns_term_shutdown: 0
4184 -terminate: 1
4185 -appShouldTerminate: 1
4186 */
4187
4188 - (void) terminate: (id)sender
4189 {
4190 if (ns_shutdown_properly)
4191 [super terminate: sender];
4192 else
4193 {
4194 struct frame *emacsframe = SELECTED_FRAME ();
4195
4196 if (!emacs_event)
4197 return;
4198
4199 ns_shutdown_properly = YES;
4200 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4201 emacs_event->code = KEY_NS_POWER_OFF;
4202 EV_TRAILER ((id)nil);
4203 }
4204 }
4205
4206
4207 - (NSApplicationTerminateReply)applicationShouldTerminate: (id)sender
4208 {
4209 int ret;
4210
4211 if (ns_shutdown_properly || NILP (ns_confirm_quit))
4212 return NSTerminateNow;
4213
4214 ret = NSRunAlertPanel([[NSProcessInfo processInfo] processName],
4215 [NSString stringWithUTF8String:"Exit requested. Would you like to Save Buffers and Exit, or Cancel the request?"],
4216 @"Save Buffers and Exit", @"Cancel", nil);
4217
4218 if (ret == NSAlertDefaultReturn)
4219 return NSTerminateNow;
4220 else if (ret == NSAlertAlternateReturn)
4221 return NSTerminateCancel;
4222 return NSTerminateNow; /* just in case */
4223 }
4224
4225
4226 /* Notification from the Workspace to open a file */
4227 - (BOOL)application: sender openFile: (NSString *)file
4228 {
4229 [ns_pending_files addObject: file];
4230 return YES;
4231 }
4232
4233
4234 /* Open a file as a temporary file */
4235 - (BOOL)application: sender openTempFile: (NSString *)file
4236 {
4237 [ns_pending_files addObject: file];
4238 return YES;
4239 }
4240
4241
4242 /* Notification from the Workspace to open a file noninteractively (?) */
4243 - (BOOL)application: sender openFileWithoutUI: (NSString *)file
4244 {
4245 [ns_pending_files addObject: file];
4246 return YES;
4247 }
4248
4249
4250 /* Notification from the Workspace to open multiple files */
4251 - (void)application: sender openFiles: (NSArray *)fileList
4252 {
4253 NSEnumerator *files = [fileList objectEnumerator];
4254 NSString *file;
4255 while ((file = [files nextObject]) != nil)
4256 [ns_pending_files addObject: file];
4257
4258 /* TODO: when GNUstep implements this (and we require that version of
4259 GNUstep), remove. */
4260 #ifndef NS_IMPL_GNUSTEP
4261 [self replyToOpenOrPrint: NSApplicationDelegateReplySuccess];
4262 #endif /* !NS_IMPL_GNUSTEP */
4263
4264 }
4265
4266
4267 /* Handle dock menu requests. */
4268 - (NSMenu *)applicationDockMenu: (NSApplication *) sender
4269 {
4270 return dockMenu;
4271 }
4272
4273
4274 /* TODO: these may help w/IO switching btwn terminal and NSApp */
4275 - (void)applicationWillBecomeActive: (NSNotification *)notification
4276 {
4277 //ns_app_active=YES;
4278 }
4279 - (void)applicationDidBecomeActive: (NSNotification *)notification
4280 {
4281 //ns_app_active=YES;
4282 }
4283 - (void)applicationDidResignActive: (NSNotification *)notification
4284 {
4285 //ns_app_active=NO;
4286 ns_send_appdefined (-1);
4287 }
4288
4289
4290
4291 /* ==========================================================================
4292
4293 EmacsApp aux handlers for managing event loop
4294
4295 ========================================================================== */
4296
4297
4298 - (void)timeout_handler: (NSTimer *)timedEntry
4299 /* --------------------------------------------------------------------------
4300 The timeout specified to ns_select has passed.
4301 -------------------------------------------------------------------------- */
4302 {
4303 /*NSTRACE (timeout_handler); */
4304 ns_send_appdefined (-2);
4305 }
4306
4307 extern void update_window_cursor (struct window *w, int on);
4308
4309 - (void)fd_handler: (NSTimer *) fdEntry
4310 /* --------------------------------------------------------------------------
4311 Check data waiting on file descriptors and terminate if so
4312 -------------------------------------------------------------------------- */
4313 {
4314 int result;
4315 /* NSTRACE (fd_handler); */
4316
4317 if (select_nfds == 0)
4318 return;
4319
4320 memcpy (&t_readfds, &select_readfds, sizeof (fd_set));
4321
4322 select_timeout.tv_sec = select_timeout.tv_usec = 0;
4323 result = select (select_nfds, &t_readfds, (SELECT_TYPE *)0, (SELECT_TYPE *)0,
4324 &select_timeout);
4325 if (result)
4326 {
4327 memcpy (&select_readfds, &t_readfds, sizeof (fd_set));
4328 ns_send_appdefined (result);
4329 }
4330 }
4331
4332
4333
4334 /* ==========================================================================
4335
4336 Service provision
4337
4338 ========================================================================== */
4339
4340 /* called from system: queue for next pass through event loop */
4341 - (void)requestService: (NSPasteboard *)pboard
4342 userData: (NSString *)userData
4343 error: (NSString **)error
4344 {
4345 [ns_pending_service_names addObject: userData];
4346 [ns_pending_service_args addObject: [NSString stringWithUTF8String:
4347 SDATA (ns_string_from_pasteboard (pboard))]];
4348 }
4349
4350
4351 /* called from ns_read_socket to clear queue */
4352 - (BOOL)fulfillService: (NSString *)name withArg: (NSString *)arg
4353 {
4354 struct frame *emacsframe = SELECTED_FRAME ();
4355 NSEvent *theEvent = [NSApp currentEvent];
4356
4357 if (!emacs_event)
4358 return NO;
4359
4360 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4361 emacs_event->code = KEY_NS_SPI_SERVICE_CALL;
4362 ns_input_spi_name = build_string ([name UTF8String]);
4363 ns_input_spi_arg = build_string ([arg UTF8String]);
4364 emacs_event->modifiers = EV_MODIFIERS (theEvent);
4365 EV_TRAILER (theEvent);
4366
4367 return YES;
4368 }
4369
4370
4371 @end /* EmacsApp */
4372
4373
4374
4375 /* ==========================================================================
4376
4377 EmacsView implementation
4378
4379 ========================================================================== */
4380
4381
4382 @implementation EmacsView
4383
4384 /* needed to inform when window closed from LISP */
4385 - (void) setWindowClosing: (BOOL)closing
4386 {
4387 windowClosing = closing;
4388 }
4389
4390
4391 - (void)dealloc
4392 {
4393 NSTRACE (EmacsView_dealloc);
4394 [toolbar release];
4395 [super dealloc];
4396 }
4397
4398
4399 /* called on font panel selection */
4400 - (void)changeFont: (id)sender
4401 {
4402 NSEvent *e =[[self window] currentEvent];
4403 struct face *face =FRAME_DEFAULT_FACE (emacsframe);
4404 id newFont;
4405 float size;
4406
4407 NSTRACE (changeFont);
4408 if (!emacs_event)
4409 return;
4410
4411 if (newFont = [sender convertFont:
4412 ((struct nsfont_info *)face->font)->nsfont])
4413 {
4414 SET_FRAME_GARBAGED (emacsframe); /* now needed as of 2008/10 */
4415
4416 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4417 emacs_event->modifiers = 0;
4418 emacs_event->code = KEY_NS_CHANGE_FONT;
4419
4420 size = [newFont pointSize];
4421 ns_input_fontsize = make_number (lrint (size));
4422 ns_input_font = build_string ([[newFont familyName] UTF8String]);
4423 EV_TRAILER (e);
4424 }
4425 }
4426
4427
4428 - (BOOL)acceptsFirstResponder
4429 {
4430 NSTRACE (acceptsFirstResponder);
4431 return YES;
4432 }
4433
4434
4435 - (void)resetCursorRects
4436 {
4437 NSRect visible = [self visibleRect];
4438 NSCursor *currentCursor = FRAME_POINTER_TYPE (emacsframe);
4439 NSTRACE (resetCursorRects);
4440
4441 if (currentCursor == nil)
4442 currentCursor = [NSCursor arrowCursor];
4443
4444 if (!NSIsEmptyRect (visible))
4445 [self addCursorRect: visible cursor: currentCursor];
4446 [currentCursor setOnMouseEntered: YES];
4447 }
4448
4449
4450
4451 /*****************************************************************************/
4452 /* Keyboard handling. */
4453 #define NS_KEYLOG 0
4454
4455 - (void)keyDown: (NSEvent *)theEvent
4456 {
4457 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
4458 int code;
4459 unsigned fnKeysym = 0;
4460 int flags;
4461 static NSMutableArray *nsEvArray;
4462 static BOOL firstTime = YES;
4463
4464 NSTRACE (keyDown);
4465
4466 /* Rhapsody and OS X give up and down events for the arrow keys */
4467 if (ns_fake_keydown == YES)
4468 ns_fake_keydown = NO;
4469 else if ([theEvent type] != NSKeyDown)
4470 return;
4471
4472 if (!emacs_event)
4473 return;
4474
4475 if (![[self window] isKeyWindow])
4476 {
4477 /* XXX: Using NO_SOCK_SIGIO like Carbon causes a condition in which,
4478 when Emacs display updates a different frame from the current one,
4479 and temporarily selects it, then processes some interrupt-driven
4480 input (dispnew.c:3878), OS will send the event to the correct NSWindow,
4481 but for some reason that window has its first responder set to the
4482 NSView most recently updated (I guess), which is not the correct one.
4483 UPDATE: After multi-TTY merge this happens even w/o NO_SOCK_SIGIO */
4484 if ([[theEvent window] isKindOfClass: [EmacsWindow class]])
4485 [(EmacsView *)[[theEvent window] delegate] keyDown: theEvent];
4486 return;
4487 }
4488
4489 if (nsEvArray == nil)
4490 nsEvArray = [[NSMutableArray alloc] initWithCapacity: 1];
4491
4492 [NSCursor setHiddenUntilMouseMoves: YES];
4493
4494 if (dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight))
4495 {
4496 clear_mouse_face (dpyinfo);
4497 dpyinfo->mouse_face_hidden = 1;
4498 }
4499
4500 if (!processingCompose)
4501 {
4502 code = ([[theEvent charactersIgnoringModifiers] length] == 0) ?
4503 0 : [[theEvent charactersIgnoringModifiers] characterAtIndex: 0];
4504 /* (Carbon way: [theEvent keyCode]) */
4505
4506 /* is it a "function key"? */
4507 fnKeysym = ns_convert_key (code);
4508 if (fnKeysym)
4509 {
4510 /* COUNTERHACK: map 'Delete' on upper-right main KB to 'Backspace',
4511 because Emacs treats Delete and KP-Delete same (in simple.el). */
4512 if (fnKeysym == 0xFFFF && [theEvent keyCode] == 0x33)
4513 code = 0xFF08; /* backspace */
4514 else
4515 code = fnKeysym;
4516 }
4517
4518 /* are there modifiers? */
4519 emacs_event->modifiers = 0;
4520 flags = [theEvent modifierFlags];
4521
4522 if (flags & NSHelpKeyMask)
4523 emacs_event->modifiers |= hyper_modifier;
4524
4525 if (flags & NSShiftKeyMask)
4526 emacs_event->modifiers |= shift_modifier;
4527
4528 if (flags & NSCommandKeyMask)
4529 {
4530 emacs_event->modifiers |= parse_solitary_modifier (ns_command_modifier);
4531 /* if super (default), take input manager's word so things like
4532 dvorak / qwerty layout work */
4533 if (EQ (ns_command_modifier, Qsuper)
4534 && !fnKeysym
4535 && [[theEvent characters] length] != 0)
4536 {
4537 /* XXX: the code we get will be unshifted, so if we have
4538 a shift modifier, must convert ourselves */
4539 if (!(flags & NSShiftKeyMask))
4540 code = [[theEvent characters] characterAtIndex: 0];
4541 #if 0
4542 /* this is ugly and also requires linking w/Carbon framework
4543 (for LMGetKbdType) so for now leave this rare (?) case
4544 undealt with.. in future look into CGEvent methods */
4545 else
4546 {
4547 long smv = GetScriptManagerVariable (smKeyScript);
4548 Handle uchrHandle = GetResource
4549 ('uchr', GetScriptVariable (smv, smScriptKeys));
4550 UInt32 dummy = 0;
4551 UCKeyTranslate ((UCKeyboardLayout*)*uchrHandle,
4552 [[theEvent characters] characterAtIndex: 0],
4553 kUCKeyActionDisplay,
4554 (flags & ~NSCommandKeyMask) >> 8,
4555 LMGetKbdType (), kUCKeyTranslateNoDeadKeysMask,
4556 &dummy, 1, &dummy, &code);
4557 code &= 0xFF;
4558 }
4559 #endif
4560 }
4561 }
4562
4563 if (flags & NSControlKeyMask)
4564 emacs_event->modifiers |=
4565 parse_solitary_modifier (ns_control_modifier);
4566
4567 if (flags & NS_FUNCTION_KEY_MASK && !fnKeysym)
4568 emacs_event->modifiers |=
4569 parse_solitary_modifier (ns_function_modifier);
4570
4571 if (flags & NSAlternateKeyMask) /* default = meta */
4572 {
4573 if ((NILP (ns_alternate_modifier) || EQ (ns_alternate_modifier, Qnone))
4574 && !fnKeysym)
4575 { /* accept pre-interp alt comb */
4576 if ([[theEvent characters] length] > 0)
4577 code = [[theEvent characters] characterAtIndex: 0];
4578 /*HACK: clear lone shift modifier to stop next if from firing */
4579 if (emacs_event->modifiers == shift_modifier)
4580 emacs_event->modifiers = 0;
4581 }
4582 else
4583 emacs_event->modifiers |=
4584 parse_solitary_modifier (ns_alternate_modifier);
4585 }
4586
4587 if (NS_KEYLOG)
4588 fprintf (stderr, "keyDown: code =%x\tfnKey =%x\tflags = %x\tmods = %x\n",
4589 code, fnKeysym, flags, emacs_event->modifiers);
4590
4591 /* if it was a function key or had modifiers, pass it directly to emacs */
4592 if (fnKeysym || (emacs_event->modifiers
4593 && [[theEvent charactersIgnoringModifiers] length] > 0))
4594 /*[[theEvent characters] length] */
4595 {
4596 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4597 if (code < 0x20)
4598 code |= (1<<28)|(3<<16);
4599 else if (code == 0x7f)
4600 code |= (1<<28)|(3<<16);
4601 else if (!fnKeysym)
4602 emacs_event->kind = code > 0xFF
4603 ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
4604
4605 emacs_event->code = code;
4606 EV_TRAILER (theEvent);
4607 return;
4608 }
4609 }
4610
4611 /* if we get here we should send the key for input manager processing */
4612 if (firstTime && [[NSInputManager currentInputManager]
4613 wantsToDelayTextChangeNotifications] == NO)
4614 fprintf (stderr,
4615 "Emacs: WARNING: TextInput mgr wants marked text to be permanent!\n");
4616 firstTime = NO;
4617
4618 if (NS_KEYLOG && !processingCompose)
4619 fprintf (stderr, "keyDown: Begin compose sequence.\n");
4620
4621 processingCompose = YES;
4622 [nsEvArray addObject: theEvent];
4623 [self interpretKeyEvents: nsEvArray];
4624 [nsEvArray removeObject: theEvent];
4625 }
4626
4627
4628 #ifdef NS_IMPL_COCOA
4629 /* Needed to pick up Ctrl-tab and possibly other events that OS X has
4630 decided not to send key-down for.
4631 See http://osdir.com/ml/editors.vim.mac/2007-10/msg00141.html
4632 If it matches one of these, send it on to keyDown. */
4633 -(void)keyUp: (NSEvent *)theEvent
4634 {
4635 int flags = [theEvent modifierFlags];
4636 int code = [theEvent keyCode];
4637 if (code == 0x30 && (flags & NSControlKeyMask) && !(flags & NSCommandKeyMask))
4638 {
4639 if (NS_KEYLOG)
4640 fprintf (stderr, "keyUp: passed test");
4641 ns_fake_keydown = YES;
4642 [self keyDown: theEvent];
4643 }
4644 }
4645 #endif
4646
4647
4648 /* <NSTextInput> implementation (called through super interpretKeyEvents:]). */
4649
4650
4651 /* <NSTextInput>: called when done composing;
4652 NOTE: also called when we delete over working text, followed immed.
4653 by doCommandBySelector: deleteBackward: */
4654 - (void)insertText: (id)aString
4655 {
4656 int code;
4657 int len = [(NSString *)aString length];
4658 int i;
4659
4660 if (NS_KEYLOG)
4661 NSLog (@"insertText '%@'\tlen = %d", aString, len);
4662 processingCompose = NO;
4663
4664 if (!emacs_event)
4665 return;
4666
4667 /* first, clear any working text */
4668 if (workingText != nil)
4669 [self deleteWorkingText];
4670
4671 /* now insert the string as keystrokes */
4672 for (i =0; i<len; i++)
4673 {
4674 code = [aString characterAtIndex: i];
4675 /* TODO: still need this? */
4676 if (code == 0x2DC)
4677 code = '~'; /* 0x7E */
4678 emacs_event->modifiers = 0;
4679 emacs_event->kind
4680 = code > 0xFF ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
4681 emacs_event->code = code;
4682 EV_TRAILER ((id)nil);
4683 }
4684 }
4685
4686
4687 /* <NSTextInput>: inserts display of composing characters */
4688 - (void)setMarkedText: (id)aString selectedRange: (NSRange)selRange
4689 {
4690 NSString *str = [aString respondsToSelector: @selector (string)] ?
4691 [aString string] : aString;
4692 if (NS_KEYLOG)
4693 NSLog (@"setMarkedText '%@' len =%d range %d from %d", str, [str length],
4694 selRange.length, selRange.location);
4695
4696 if (workingText != nil)
4697 [self deleteWorkingText];
4698 if ([str length] == 0)
4699 return;
4700
4701 if (!emacs_event)
4702 return;
4703
4704 processingCompose = YES;
4705 workingText = [str copy];
4706 ns_working_text = build_string ([workingText UTF8String]);
4707
4708 emacs_event->kind = NS_TEXT_EVENT;
4709 emacs_event->code = KEY_NS_PUT_WORKING_TEXT;
4710 EV_TRAILER ((id)nil);
4711 }
4712
4713
4714 /* delete display of composing characters [not in <NSTextInput>] */
4715 - (void)deleteWorkingText
4716 {
4717 if (workingText == nil)
4718 return;
4719 if (NS_KEYLOG)
4720 NSLog(@"deleteWorkingText len =%d\n", [workingText length]);
4721 [workingText release];
4722 workingText = nil;
4723 processingCompose = NO;
4724
4725 if (!emacs_event)
4726 return;
4727
4728 emacs_event->kind = NS_TEXT_EVENT;
4729 emacs_event->code = KEY_NS_UNPUT_WORKING_TEXT;
4730 EV_TRAILER ((id)nil);
4731 }
4732
4733
4734 - (BOOL)hasMarkedText
4735 {
4736 return workingText != nil;
4737 }
4738
4739
4740 - (NSRange)markedRange
4741 {
4742 NSRange rng = workingText != nil
4743 ? NSMakeRange (0, [workingText length]) : NSMakeRange (NSNotFound, 0);
4744 if (NS_KEYLOG)
4745 NSLog (@"markedRange request");
4746 return rng;
4747 }
4748
4749
4750 - (void)unmarkText
4751 {
4752 if (NS_KEYLOG)
4753 NSLog (@"unmark (accept) text");
4754 [self deleteWorkingText];
4755 processingCompose = NO;
4756 }
4757
4758
4759 /* used to position char selection windows, etc. */
4760 - (NSRect)firstRectForCharacterRange: (NSRange)theRange
4761 {
4762 NSRect rect;
4763 NSPoint pt;
4764 struct window *win = XWINDOW (FRAME_SELECTED_WINDOW (emacsframe));
4765 if (NS_KEYLOG)
4766 NSLog (@"firstRectForCharRange request");
4767
4768 rect.size.width = theRange.length * FRAME_COLUMN_WIDTH (emacsframe);
4769 rect.size.height = FRAME_LINE_HEIGHT (emacsframe);
4770 pt.x = WINDOW_TEXT_TO_FRAME_PIXEL_X (win, win->phys_cursor.x);
4771 pt.y = WINDOW_TO_FRAME_PIXEL_Y (win, win->phys_cursor.y
4772 +FRAME_LINE_HEIGHT (emacsframe));
4773
4774 pt = [self convertPoint: pt toView: nil];
4775 pt = [[self window] convertBaseToScreen: pt];
4776 rect.origin = pt;
4777 return rect;
4778 }
4779
4780
4781 - (NSInteger)conversationIdentifier
4782 {
4783 return (NSInteger)self;
4784 }
4785
4786
4787 - (void)doCommandBySelector: (SEL)aSelector
4788 {
4789 if (NS_KEYLOG)
4790 NSLog (@"doCommandBySelector: %@", NSStringFromSelector (aSelector));
4791
4792 if (aSelector == @selector (deleteBackward:))
4793 {
4794 /* happens when user backspaces over an ongoing composition:
4795 throw a 'delete' into the event queue */
4796 if (!emacs_event)
4797 return;
4798 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4799 emacs_event->code = 0xFF08;
4800 EV_TRAILER ((id)nil);
4801 }
4802 }
4803
4804 - (NSArray *)validAttributesForMarkedText
4805 {
4806 static NSArray *arr = nil;
4807 if (arr == nil) arr = [NSArray new];
4808 /* [[NSArray arrayWithObject: NSUnderlineStyleAttributeName] retain]; */
4809 return arr;
4810 }
4811
4812 - (NSRange)selectedRange
4813 {
4814 if (NS_KEYLOG)
4815 NSLog (@"selectedRange request");
4816 return NSMakeRange (NSNotFound, 0);
4817 }
4818
4819 - (unsigned int)characterIndexForPoint: (NSPoint)thePoint
4820 {
4821 if (NS_KEYLOG)
4822 NSLog (@"characterIndexForPoint request");
4823 return 0;
4824 }
4825
4826 - (NSAttributedString *)attributedSubstringFromRange: (NSRange)theRange
4827 {
4828 static NSAttributedString *str = nil;
4829 if (str == nil) str = [NSAttributedString new];
4830 if (NS_KEYLOG)
4831 NSLog (@"attributedSubstringFromRange request");
4832 return str;
4833 }
4834
4835 /* End <NSTextInput> impl. */
4836 /*****************************************************************************/
4837
4838
4839 /* This is what happens when the user presses a mouse button. */
4840 - (void)mouseDown: (NSEvent *)theEvent
4841 {
4842 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
4843 Lisp_Object window;
4844
4845 NSTRACE (mouseDown);
4846
4847 [self deleteWorkingText];
4848
4849 if (!emacs_event)
4850 return;
4851
4852 last_mouse_frame = emacsframe;
4853 /* appears to be needed to prevent spurious movement events generated on
4854 button clicks */
4855 last_mouse_frame->mouse_moved = 0;
4856
4857 if ([theEvent type] == NSScrollWheel)
4858 {
4859 float delta = [theEvent deltaY];
4860 /* Mac notebooks send wheel events w/delta =0 when trackpad scrolling */
4861 if (delta == 0)
4862 return;
4863 emacs_event->kind = WHEEL_EVENT;
4864 emacs_event->code = 0;
4865 emacs_event->modifiers = EV_MODIFIERS (theEvent) |
4866 ((delta > 0) ? up_modifier : down_modifier);
4867 }
4868 else
4869 {
4870 emacs_event->kind = MOUSE_CLICK_EVENT;
4871 emacs_event->code = EV_BUTTON (theEvent);
4872 emacs_event->modifiers = EV_MODIFIERS (theEvent)
4873 | EV_UDMODIFIERS (theEvent);
4874 }
4875 XSETINT (emacs_event->x, lrint (p.x));
4876 XSETINT (emacs_event->y, lrint (p.y));
4877 EV_TRAILER (theEvent);
4878 }
4879
4880
4881 - (void)rightMouseDown: (NSEvent *)theEvent
4882 {
4883 NSTRACE (rightMouseDown);
4884 [self mouseDown: theEvent];
4885 }
4886
4887
4888 - (void)otherMouseDown: (NSEvent *)theEvent
4889 {
4890 NSTRACE (otherMouseDown);
4891 [self mouseDown: theEvent];
4892 }
4893
4894
4895 - (void)mouseUp: (NSEvent *)theEvent
4896 {
4897 NSTRACE (mouseUp);
4898 [self mouseDown: theEvent];
4899 }
4900
4901
4902 - (void)rightMouseUp: (NSEvent *)theEvent
4903 {
4904 NSTRACE (rightMouseUp);
4905 [self mouseDown: theEvent];
4906 }
4907
4908
4909 - (void)otherMouseUp: (NSEvent *)theEvent
4910 {
4911 NSTRACE (otherMouseUp);
4912 [self mouseDown: theEvent];
4913 }
4914
4915
4916 - (void) scrollWheel: (NSEvent *)theEvent
4917 {
4918 NSTRACE (scrollWheel);
4919 [self mouseDown: theEvent];
4920 }
4921
4922
4923 /* Tell emacs the mouse has moved. */
4924 - (void)mouseMoved: (NSEvent *)e
4925 {
4926 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
4927 Lisp_Object frame;
4928
4929 // NSTRACE (mouseMoved);
4930
4931 last_mouse_movement_time = EV_TIMESTAMP (e);
4932 last_mouse_motion_position
4933 = [self convertPoint: [e locationInWindow] fromView: nil];
4934
4935 /* update any mouse face */
4936 if (dpyinfo->mouse_face_hidden)
4937 {
4938 dpyinfo->mouse_face_hidden = 0;
4939 clear_mouse_face (dpyinfo);
4940 }
4941
4942 /* tooltip handling */
4943 previous_help_echo_string = help_echo_string;
4944 help_echo_string = Qnil;
4945
4946 if (!note_mouse_movement (emacsframe, last_mouse_motion_position.x,
4947 last_mouse_motion_position.y))
4948 help_echo_string = previous_help_echo_string;
4949
4950 XSETFRAME (frame, emacsframe);
4951 if (!NILP (help_echo_string) || !NILP (previous_help_echo_string))
4952 {
4953 /* NOTE: help_echo_{window,pos,object} are set in xdisp.c
4954 (note_mouse_highlight), which is called through the
4955 note_mouse_movement () call above */
4956 gen_help_event (help_echo_string, frame, help_echo_window,
4957 help_echo_object, help_echo_pos);
4958 }
4959 else
4960 {
4961 help_echo_string = Qnil;
4962 gen_help_event (Qnil, frame, Qnil, Qnil, 0);
4963 }
4964
4965 if (emacsframe->mouse_moved && send_appdefined)
4966 ns_send_appdefined (-1);
4967 }
4968
4969
4970 - (void)mouseDragged: (NSEvent *)e
4971 {
4972 NSTRACE (mouseDragged);
4973 [self mouseMoved: e];
4974 }
4975
4976
4977 - (void)rightMouseDragged: (NSEvent *)e
4978 {
4979 NSTRACE (rightMouseDragged);
4980 [self mouseMoved: e];
4981 }
4982
4983
4984 - (void)otherMouseDragged: (NSEvent *)e
4985 {
4986 NSTRACE (otherMouseDragged);
4987 [self mouseMoved: e];
4988 }
4989
4990
4991 - (BOOL)windowShouldClose: (id)sender
4992 {
4993 NSEvent *e =[[self window] currentEvent];
4994
4995 NSTRACE (windowShouldClose);
4996 windowClosing = YES;
4997 if (!emacs_event)
4998 return NO;
4999 emacs_event->kind = DELETE_WINDOW_EVENT;
5000 emacs_event->modifiers = 0;
5001 emacs_event->code = 0;
5002 EV_TRAILER (e);
5003 /* Don't close this window, let this be done from lisp code. */
5004 return NO;
5005 }
5006
5007
5008 - (NSSize)windowWillResize: (NSWindow *)sender toSize: (NSSize)frameSize
5009 /* normalize frame to gridded text size */
5010 {
5011 NSTRACE (windowWillResize);
5012 /*fprintf (stderr,"Window will resize: %.0f x %.0f\n",frameSize.width,frameSize.height); */
5013
5014 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe,
5015 #ifdef NS_IMPL_GNUSTEP
5016 frameSize.width + 3);
5017 #else
5018 frameSize.width);
5019 #endif
5020 if (cols < MINWIDTH)
5021 cols = MINWIDTH;
5022 frameSize.width = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (emacsframe, cols);
5023
5024 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe, frameSize.height
5025 #ifdef NS_IMPL_GNUSTEP
5026 - FRAME_NS_TITLEBAR_HEIGHT (emacsframe) + 3
5027 - FRAME_NS_TOOLBAR_HEIGHT (emacsframe));
5028 #else
5029 - FRAME_NS_TITLEBAR_HEIGHT (emacsframe)
5030 - FRAME_NS_TOOLBAR_HEIGHT (emacsframe));
5031 #endif
5032 if (rows < MINHEIGHT)
5033 rows = MINHEIGHT;
5034 frameSize.height = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (emacsframe, rows)
5035 + FRAME_NS_TITLEBAR_HEIGHT (emacsframe)
5036 + FRAME_NS_TOOLBAR_HEIGHT (emacsframe);
5037 #ifdef NS_IMPL_COCOA
5038 {
5039 /* this sets window title to have size in it; the wm does this under GS */
5040 NSRect r = [[self window] frame];
5041 if (r.size.height == frameSize.height && r.size.width == frameSize.width)
5042 {
5043 if (old_title != 0)
5044 {
5045 xfree (old_title);
5046 old_title = 0;
5047 }
5048 }
5049 else
5050 {
5051 char *size_title;
5052 NSWindow *window = [self window];
5053 if (old_title == 0)
5054 {
5055 const char *t = [[[self window] title] UTF8String];
5056 char *pos = strstr (t, " — ");
5057 if (pos)
5058 *pos = '\0';
5059 old_title = (char *) xmalloc (strlen (t) + 1);
5060 strcpy (old_title, t);
5061 }
5062 size_title = xmalloc (strlen (old_title) + 40);
5063 sprintf (size_title, "%s — (%d x %d)", old_title, cols, rows);
5064 [window setTitle: [NSString stringWithUTF8String: size_title]];
5065 [window display];
5066 xfree (size_title);
5067 }
5068 }
5069 #endif /* NS_IMPL_COCOA */
5070 /*fprintf (stderr," ...size became %.0f x %.0f (%d x %d)\n",frameSize.width,frameSize.height,cols,rows); */
5071
5072 return frameSize;
5073 }
5074
5075
5076 - (void)windowDidResize: (NSNotification *)notification
5077 {
5078 NSWindow *theWindow = [notification object];
5079
5080 #ifdef NS_IMPL_GNUSTEP
5081 /* in GNUstep, at least currently, it's possible to get a didResize
5082 without getting a willResize.. therefore we need to act as if we got
5083 the willResize now */
5084 NSSize sz = [theWindow frame].size;
5085 sz = [self windowWillResize: theWindow toSize: sz];
5086 #endif /* NS_IMPL_GNUSTEP */
5087
5088 NSTRACE (windowDidResize);
5089 /*fprintf (stderr,"windowDidResize: %.0f\n",[theWindow frame].size.height); */
5090
5091 #ifdef NS_IMPL_COCOA
5092 if (old_title != 0)
5093 {
5094 xfree (old_title);
5095 old_title = 0;
5096 }
5097 #endif /* NS_IMPL_COCOA */
5098
5099 if (cols > 0 && rows > 0)
5100 x_set_window_size (emacsframe, 0, cols, rows);
5101
5102 ns_send_appdefined (-1);
5103 }
5104
5105
5106 - (void)windowDidBecomeKey: (NSNotification *)notification
5107 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5108 {
5109 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5110 struct frame *old_focus = dpyinfo->x_focus_frame;
5111
5112 NSTRACE (windowDidBecomeKey);
5113
5114 if (emacsframe != old_focus)
5115 dpyinfo->x_focus_frame = emacsframe;
5116
5117 ns_frame_rehighlight (emacsframe);
5118
5119 if (emacs_event)
5120 {
5121 emacs_event->kind = FOCUS_IN_EVENT;
5122 EV_TRAILER ((id)nil);
5123 }
5124 }
5125
5126
5127 - (void)windowDidResignKey: (NSNotification *)notification
5128 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5129 {
5130 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5131 NSTRACE (windowDidResignKey);
5132
5133 if (dpyinfo->x_focus_frame == emacsframe)
5134 dpyinfo->x_focus_frame = 0;
5135
5136 ns_frame_rehighlight (emacsframe);
5137
5138 /* FIXME: for some reason needed on second and subsequent clicks away
5139 from sole-frame Emacs to get hollow box to show */
5140 if (!windowClosing && [[self window] isVisible] == YES)
5141 {
5142 x_update_cursor (emacsframe, 1);
5143 x_set_frame_alpha (emacsframe);
5144 }
5145
5146 if (emacs_event)
5147 {
5148 [self deleteWorkingText];
5149 emacs_event->kind = FOCUS_IN_EVENT;
5150 EV_TRAILER ((id)nil);
5151 }
5152 }
5153
5154
5155 - (void)windowWillMiniaturize: sender
5156 {
5157 NSTRACE (windowWillMiniaturize);
5158 }
5159
5160
5161 - (BOOL)isFlipped
5162 {
5163 return YES;
5164 }
5165
5166
5167 - (BOOL)isOpaque
5168 {
5169 return NO;
5170 }
5171
5172
5173 - initFrameFromEmacs: (struct frame *)f
5174 {
5175 NSRect r, wr;
5176 Lisp_Object tem;
5177 NSWindow *win;
5178 NSButton *toggleButton;
5179 int vbextra = NS_SCROLL_BAR_WIDTH (f);
5180 NSSize sz;
5181 NSColor *col;
5182 NSString *name;
5183
5184 NSTRACE (initFrameFromEmacs);
5185
5186 windowClosing = NO;
5187 processingCompose = NO;
5188 scrollbarsNeedingUpdate = 0;
5189
5190 /*fprintf (stderr,"init with %d, %d\n",f->text_cols, f->text_lines); */
5191
5192 r = NSMakeRect (0, 0, FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, f->text_cols),
5193 FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, f->text_lines));
5194 [self initWithFrame: r];
5195
5196 FRAME_NS_VIEW (f) = self;
5197 emacsframe = f;
5198 old_title = 0;
5199
5200 win = [[EmacsWindow alloc]
5201 initWithContentRect: r
5202 styleMask: (NSResizableWindowMask |
5203 NSMiniaturizableWindowMask |
5204 NSClosableWindowMask)
5205 backing: NSBackingStoreBuffered
5206 defer: YES];
5207
5208 wr = [win frame];
5209 f->border_width = wr.size.width - r.size.width;
5210 FRAME_NS_TITLEBAR_HEIGHT (f) = wr.size.height - r.size.height;
5211
5212 [win setAcceptsMouseMovedEvents: YES];
5213 [win setDelegate: self];
5214 [win useOptimizedDrawing: YES];
5215
5216 sz.width = FRAME_COLUMN_WIDTH (f);
5217 sz.height = FRAME_LINE_HEIGHT (f);
5218 [win setResizeIncrements: sz];
5219
5220 [[win contentView] addSubview: self];
5221
5222 if (ns_drag_types)
5223 [self registerForDraggedTypes: ns_drag_types];
5224
5225 tem = f->name;
5226 name = [NSString stringWithUTF8String:
5227 NILP (tem) ? (unsigned char *)"Emacs" : SDATA (tem)];
5228 [win setTitle: name];
5229
5230 /* toolbar support */
5231 toolbar = [[EmacsToolbar alloc] initForView: self withIdentifier:
5232 [NSString stringWithFormat: @"Emacs Frame %d",
5233 ns_window_num]];
5234 [win setToolbar: toolbar];
5235 [toolbar setVisible: NO];
5236 #ifdef NS_IMPL_COCOA
5237 toggleButton = [win standardWindowButton: NSWindowToolbarButton];
5238 [toggleButton setTarget: self];
5239 [toggleButton setAction: @selector (toggleToolbar: )];
5240 #endif
5241 FRAME_NS_TOOLBAR_HEIGHT (f) = 0;
5242
5243 tem = f->icon_name;
5244 if (!NILP (tem))
5245 [win setMiniwindowTitle:
5246 [NSString stringWithUTF8String: SDATA (tem)]];
5247
5248 {
5249 NSScreen *screen = [win screen];
5250
5251 if (screen != 0)
5252 [win setFrameTopLeftPoint: NSMakePoint
5253 (IN_BOUND (-SCREENMAX, f->left_pos, SCREENMAX),
5254 IN_BOUND (-SCREENMAX,
5255 [screen frame].size.height - NS_TOP_POS (f), SCREENMAX))];
5256 }
5257
5258 [win makeFirstResponder: self];
5259
5260 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
5261 (FRAME_DEFAULT_FACE (emacsframe)), emacsframe);
5262 [win setBackgroundColor: col];
5263 if ([col alphaComponent] != 1.0)
5264 [win setOpaque: NO];
5265
5266 [self allocateGState];
5267
5268 ns_window_num++;
5269 return self;
5270 }
5271
5272
5273 - (void)windowDidMove: sender
5274 {
5275 NSWindow *win = [self window];
5276 NSRect r = [win frame];
5277 NSScreen *screen = [win screen];
5278 NSRect sr = [screen frame];
5279
5280 NSTRACE (windowDidMove);
5281
5282 if (!emacsframe->output_data.ns)
5283 return;
5284 if (screen != nil)
5285 {
5286 emacsframe->left_pos = r.origin.x; /* - sr.origin.x; */
5287 emacsframe->top_pos = sr.size.height -
5288 (r.origin.y + r.size.height); /* + sr.origin.y; */
5289 }
5290 }
5291
5292 #ifdef NS_IMPL_COCOA
5293 /* if we don't do this manually, the window will resize but not move */
5294 - (BOOL)windowShouldZoom: (NSWindow *)sender toFrame: (NSRect)newFrame
5295 {
5296 NSTRACE (windowShouldZoom);
5297 [[self window] setFrame: newFrame display: NO];
5298 return YES;
5299 }
5300 #endif
5301
5302
5303 /* Override to do something slightly nonstandard, but nice. First click on
5304 zoom button will zoom vertically. Second will zoom completely. Third
5305 returns to original. */
5306 - (NSRect)windowWillUseStandardFrame:(NSWindow *)sender
5307 defaultFrame:(NSRect)defaultFrame
5308 {
5309 NSRect result = [sender frame];
5310 NSTRACE (windowWillUseStandardFrame);
5311
5312 if (result.size.height == defaultFrame.size.height) {
5313 result = defaultFrame;
5314 } else {
5315 result.size.height = defaultFrame.size.height;
5316 result.origin.y = defaultFrame.origin.y;
5317 }
5318
5319 /* A windowWillResize does not get generated at least on Tiger. */
5320 [self windowWillResize: sender toSize: result.size];
5321 return result;
5322 }
5323
5324
5325 - (void)windowDidDeminiaturize: sender
5326 {
5327 NSTRACE (windowDidDeminiaturize);
5328 if (!emacsframe->output_data.ns)
5329 return;
5330 emacsframe->async_iconified = 0;
5331 emacsframe->async_visible = 1;
5332 windows_or_buffers_changed++;
5333
5334 if (emacs_event)
5335 {
5336 emacs_event->kind = ICONIFY_EVENT;
5337 EV_TRAILER ((id)nil);
5338 }
5339 }
5340
5341
5342 - (void)windowDidExpose: sender
5343 {
5344 NSTRACE (windowDidExpose);
5345 if (!emacsframe->output_data.ns)
5346 return;
5347 emacsframe->async_visible = 1;
5348 SET_FRAME_GARBAGED (emacsframe);
5349
5350 if (send_appdefined)
5351 ns_send_appdefined (-1);
5352 }
5353
5354
5355 - (void)windowDidMiniaturize: sender
5356 {
5357 NSTRACE (windowDidMiniaturize);
5358 if (!emacsframe->output_data.ns)
5359 return;
5360
5361 emacsframe->async_iconified = 1;
5362 emacsframe->async_visible = 0;
5363
5364 if (emacs_event)
5365 {
5366 emacs_event->kind = ICONIFY_EVENT;
5367 EV_TRAILER ((id)nil);
5368 }
5369 }
5370
5371
5372 - (void)mouseEntered: (NSEvent *)theEvent
5373 {
5374 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
5375 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5376 NSTRACE (mouseEntered);
5377
5378 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
5379 }
5380
5381
5382 - (void)mouseExited: (NSEvent *)theEvent
5383 {
5384 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
5385 NSRect r;
5386 struct ns_display_info *dpyinfo
5387 = emacsframe ? FRAME_NS_DISPLAY_INFO (emacsframe) : NULL;
5388
5389 NSTRACE (mouseExited);
5390
5391 if (dpyinfo || !emacsframe)
5392 return;
5393
5394 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
5395
5396 if (emacsframe == dpyinfo->mouse_face_mouse_frame)
5397 {
5398 clear_mouse_face (dpyinfo);
5399 dpyinfo->mouse_face_mouse_frame = 0;
5400 }
5401 }
5402
5403
5404 - menuDown: sender
5405 {
5406 NSTRACE (menuDown);
5407 if (context_menu_value == -1)
5408 context_menu_value = [sender tag];
5409 else
5410 find_and_call_menu_selection (emacsframe, emacsframe->menu_bar_items_used,
5411 emacsframe->menu_bar_vector,
5412 (void *)[sender tag]);
5413 ns_send_appdefined (-1);
5414 return self;
5415 }
5416
5417
5418 - (EmacsToolbar *)toolbar
5419 {
5420 return toolbar;
5421 }
5422
5423
5424 /* this gets called on toolbar button click */
5425 - toolbarClicked: (id)item
5426 {
5427 NSEvent *theEvent;
5428 int idx = [item tag] * TOOL_BAR_ITEM_NSLOTS;
5429
5430 NSTRACE (toolbarClicked);
5431
5432 if (!emacs_event)
5433 return self;
5434
5435 /* send first event (for some reason two needed) */
5436 theEvent = [[self window] currentEvent];
5437 emacs_event->kind = TOOL_BAR_EVENT;
5438 XSETFRAME (emacs_event->arg, emacsframe);
5439 EV_TRAILER (theEvent);
5440
5441 emacs_event->kind = TOOL_BAR_EVENT;
5442 /* XSETINT (emacs_event->code, 0); */
5443 emacs_event->arg = AREF (emacsframe->tool_bar_items,
5444 idx + TOOL_BAR_ITEM_KEY);
5445 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5446 EV_TRAILER (theEvent);
5447 return self;
5448 }
5449
5450
5451 - toggleToolbar: (id)sender
5452 {
5453 if (!emacs_event)
5454 return self;
5455
5456 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5457 emacs_event->code = KEY_NS_TOGGLE_TOOLBAR;
5458 EV_TRAILER ((id)nil);
5459 return self;
5460 }
5461
5462
5463 - (void)drawRect: (NSRect)rect
5464 {
5465 int x = NSMinX (rect), y = NSMinY (rect);
5466 int width = NSWidth (rect), height = NSHeight (rect);
5467
5468 NSTRACE (drawRect);
5469
5470 if (!emacsframe || !emacsframe->output_data.ns || ns_in_resize)
5471 return;
5472
5473 ns_clear_frame_area (emacsframe, x, y, width, height);
5474 expose_frame (emacsframe, x, y, width, height);
5475 emacsframe->async_visible = 1;
5476 emacsframe->async_iconified = 0;
5477 }
5478
5479
5480 /* NSDraggingDestination protocol methods. Actually this is not really a
5481 protocol, but a category of Object. O well... */
5482
5483 -(unsigned int) draggingEntered: (id <NSDraggingInfo>) sender
5484 {
5485 NSTRACE (draggingEntered);
5486 return NSDragOperationGeneric;
5487 }
5488
5489
5490 -(BOOL)prepareForDragOperation: (id <NSDraggingInfo>) sender
5491 {
5492 return YES;
5493 }
5494
5495
5496 -(BOOL)performDragOperation: (id <NSDraggingInfo>) sender
5497 {
5498 id pb;
5499 int x, y;
5500 NSString *type;
5501 NSEvent *theEvent = [[self window] currentEvent];
5502 NSPoint position;
5503
5504 NSTRACE (performDragOperation);
5505
5506 if (!emacs_event)
5507 return;
5508
5509 position = [self convertPoint: [sender draggingLocation] fromView: nil];
5510 x = lrint (position.x); y = lrint (position.y);
5511
5512 pb = [sender draggingPasteboard];
5513 type = [pb availableTypeFromArray: ns_drag_types];
5514 if (type == 0)
5515 {
5516 return NO;
5517 }
5518 else if ([type isEqualToString: NSFilenamesPboardType])
5519 {
5520 NSArray *files;
5521 NSEnumerator *fenum;
5522 NSString *file;
5523
5524 if (!(files = [pb propertyListForType: type]))
5525 return NO;
5526
5527 fenum = [files objectEnumerator];
5528 while ( (file = [fenum nextObject]) )
5529 {
5530 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5531 emacs_event->code = KEY_NS_DRAG_FILE;
5532 XSETINT (emacs_event->x, x);
5533 XSETINT (emacs_event->y, y);
5534 ns_input_file = append2 (ns_input_file,
5535 build_string ([file UTF8String]));
5536 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5537 EV_TRAILER (theEvent);
5538 }
5539 return YES;
5540 }
5541 else if ([type isEqualToString: NSURLPboardType])
5542 {
5543 NSString *file;
5544 NSURL *fileURL;
5545
5546 if (!(fileURL = [NSURL URLFromPasteboard: pb]) ||
5547 [fileURL isFileURL] == NO)
5548 return NO;
5549
5550 file = [fileURL path];
5551 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5552 emacs_event->code = KEY_NS_DRAG_FILE;
5553 XSETINT (emacs_event->x, x);
5554 XSETINT (emacs_event->y, y);
5555 ns_input_file = append2 (ns_input_file, build_string ([file UTF8String]));
5556 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5557 EV_TRAILER (theEvent);
5558 return YES;
5559 }
5560 else if ([type isEqualToString: NSStringPboardType]
5561 || [type isEqualToString: NSTabularTextPboardType])
5562 {
5563 NSString *data;
5564
5565 if (! (data = [pb stringForType: type]))
5566 return NO;
5567
5568 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5569 emacs_event->code = KEY_NS_DRAG_TEXT;
5570 XSETINT (emacs_event->x, x);
5571 XSETINT (emacs_event->y, y);
5572 ns_input_text = build_string ([data UTF8String]);
5573 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5574 EV_TRAILER (theEvent);
5575 return YES;
5576 }
5577 else if ([type isEqualToString: NSColorPboardType])
5578 {
5579 NSColor *c = [NSColor colorFromPasteboard: pb];
5580 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5581 emacs_event->code = KEY_NS_DRAG_COLOR;
5582 XSETINT (emacs_event->x, x);
5583 XSETINT (emacs_event->y, y);
5584 ns_input_color = ns_color_to_lisp (c);
5585 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5586 EV_TRAILER (theEvent);
5587 return YES;
5588 }
5589 else if ([type isEqualToString: NSFontPboardType])
5590 {
5591 /* impl based on GNUstep NSTextView.m */
5592 NSData *data = [pb dataForType: NSFontPboardType];
5593 NSDictionary *dict = [NSUnarchiver unarchiveObjectWithData: data];
5594 NSFont *font = [dict objectForKey: NSFontAttributeName];
5595 char fontSize[10];
5596
5597 if (font == nil)
5598 return NO;
5599
5600 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5601 emacs_event->code = KEY_NS_CHANGE_FONT;
5602 XSETINT (emacs_event->x, x);
5603 XSETINT (emacs_event->y, y);
5604 ns_input_font = build_string ([[font fontName] UTF8String]);
5605 snprintf (fontSize, 10, "%f", [font pointSize]);
5606 ns_input_fontsize = build_string (fontSize);
5607 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5608 EV_TRAILER (theEvent);
5609 return YES;
5610 }
5611 else
5612 {
5613 error ("Invalid data type in dragging pasteboard.");
5614 return NO;
5615 }
5616 }
5617
5618
5619 - validRequestorForSendType: (NSString *)typeSent
5620 returnType: (NSString *)typeReturned
5621 {
5622 NSTRACE (validRequestorForSendType);
5623 if ([ns_send_types indexOfObjectIdenticalTo: typeSent] != NSNotFound &&
5624 [ns_return_types indexOfObjectIdenticalTo: typeSent] != NSNotFound)
5625 return self;
5626
5627 return [super validRequestorForSendType: typeSent
5628 returnType: typeReturned];
5629 }
5630
5631
5632 /* The next two methods are part of NSServicesRequests informal protocol,
5633 supposedly called when a services menu item is chosen from this app.
5634 But this should not happen because we override the services menu with our
5635 own entries which call ns-perform-service.
5636 Nonetheless, it appeared to happen (under strange circumstances): bug#1435.
5637 So let's at least stub them out until further investigation can be done. */
5638
5639 - (BOOL) readSelectionFromPasteboard: (NSPasteboard *)pb
5640 {
5641 /* we could call ns_string_from_pasteboard(pboard) here but then it should
5642 be written into the buffer in place of the existing selection..
5643 ordinary service calls go through functions defined in ns-win.el */
5644 return NO;
5645 }
5646
5647 - (BOOL) writeSelectionToPasteboard: (NSPasteboard *)pb types: (NSArray *)types
5648 {
5649 /* supposed to write for as many of types as we are able */
5650 return NO;
5651 }
5652
5653
5654 /* setMini =YES means set from internal (gives a finder icon), NO means set nil
5655 (gives a miniaturized version of the window); currently we use the latter for
5656 frames whose active buffer doesn't correspond to any file
5657 (e.g., '*scratch*') */
5658 - setMiniwindowImage: (BOOL) setMini
5659 {
5660 id image = [[self window] miniwindowImage];
5661 NSTRACE (setMiniwindowImage);
5662
5663 /* NOTE: under Cocoa miniwindowImage always returns nil, documentation
5664 about "AppleDockIconEnabled" notwithstanding, however the set message
5665 below has its effect nonetheless. */
5666 if (image != emacsframe->output_data.ns->miniimage)
5667 {
5668 if (image && [image isKindOfClass: [EmacsImage class]])
5669 [image release];
5670 [[self window] setMiniwindowImage:
5671 setMini ? emacsframe->output_data.ns->miniimage : nil];
5672 }
5673
5674 return self;
5675 }
5676
5677
5678 - (void) setRows: (int) r andColumns: (int) c
5679 {
5680 rows = r;
5681 cols = c;
5682 }
5683
5684 @end /* EmacsView */
5685
5686
5687
5688 /* ==========================================================================
5689
5690 EmacsWindow implementation
5691
5692 ========================================================================== */
5693
5694 @implementation EmacsWindow
5695
5696 /* called only on resize clicks by special case in EmacsApp-sendEvent */
5697 - (void)mouseDown: (NSEvent *)theEvent
5698 {
5699 if (ns_in_resize)
5700 {
5701 NSSize size = [[theEvent window] frame].size;
5702 grabOffset = [theEvent locationInWindow];
5703 grabOffset.x = size.width - grabOffset.x;
5704 }
5705 else
5706 [super mouseDown: theEvent];
5707 }
5708
5709
5710 /* stop resizing */
5711 - (void)mouseUp: (NSEvent *)theEvent
5712 {
5713 if (ns_in_resize)
5714 {
5715 struct frame *f = ((EmacsView *)[self delegate])->emacsframe;
5716 ns_in_resize = NO;
5717 ns_set_name_as_filename (f);
5718 [self display];
5719 ns_send_appdefined (-1);
5720 }
5721 else
5722 [super mouseUp: theEvent];
5723 }
5724
5725
5726 /* send resize events */
5727 - (void)mouseDragged: (NSEvent *)theEvent
5728 {
5729 if (ns_in_resize)
5730 {
5731 NSPoint p = [theEvent locationInWindow];
5732 NSSize size, vettedSize, origSize = [self frame].size;
5733
5734 size.width = p.x + grabOffset.x;
5735 size.height = origSize.height - p.y + grabOffset.y;
5736
5737 if (size.width == origSize.width && size.height == origSize.height)
5738 return;
5739
5740 vettedSize = [[self delegate] windowWillResize: self toSize: size];
5741 if (vettedSize.width != size.width || vettedSize.height != size.height)
5742 {
5743 [[NSNotificationCenter defaultCenter]
5744 postNotificationName: NSWindowDidResizeNotification
5745 object: self];
5746 }
5747 }
5748 else
5749 [super mouseDragged: theEvent];
5750 }
5751
5752 @end /* EmacsWindow */
5753
5754
5755 /* ==========================================================================
5756
5757 EmacsScroller implementation
5758
5759 ========================================================================== */
5760
5761
5762 @implementation EmacsScroller
5763
5764 /* for repeat button push */
5765 #define SCROLL_BAR_FIRST_DELAY 0.5
5766 #define SCROLL_BAR_CONTINUOUS_DELAY (1.0 / 15)
5767
5768 + (float) scrollerWidth
5769 {
5770 /* TODO: if we want to allow variable widths, this is the place to do it,
5771 however neither GNUstep nor Cocoa support it very well */
5772 return [NSScroller scrollerWidth];
5773 }
5774
5775
5776 - initFrame: (NSRect )r window: (Lisp_Object)nwin
5777 {
5778 NSTRACE (EmacsScroller_initFrame);
5779
5780 r.size.width = [EmacsScroller scrollerWidth];
5781 [super initWithFrame: r/*NSMakeRect (0, 0, 0, 0)*/];
5782 [self setContinuous: YES];
5783 [self setEnabled: YES];
5784
5785 /* Ensure auto resizing of scrollbars occurs within the emacs frame's view
5786 locked against the right, top and bottom edges. */
5787 [self setAutoresizingMask: NSViewMinXMargin | NSViewHeightSizable];
5788
5789 win = nwin;
5790 condemned = NO;
5791 pixel_height = NSHeight (r);
5792 min_portion = 20 / pixel_height;
5793
5794 frame = XFRAME (XWINDOW (win)->frame);
5795 if (FRAME_LIVE_P (frame))
5796 {
5797 int i;
5798 EmacsView *view = FRAME_NS_VIEW (frame);
5799 NSView *sview = [[view window] contentView];
5800 NSArray *subs = [sview subviews];
5801
5802 /* disable optimization stopping redraw of other scrollbars */
5803 view->scrollbarsNeedingUpdate = 0;
5804 for (i =[subs count]-1; i >= 0; i--)
5805 if ([[subs objectAtIndex: i] isKindOfClass: [EmacsScroller class]])
5806 view->scrollbarsNeedingUpdate++;
5807 [sview addSubview: self];
5808 }
5809
5810 /* [self setFrame: r]; */
5811
5812 return self;
5813 }
5814
5815
5816 - (void)setFrame: (NSRect)newRect
5817 {
5818 NSTRACE (EmacsScroller_setFrame);
5819 /* BLOCK_INPUT; */
5820 pixel_height = NSHeight (newRect);
5821 min_portion = 20 / pixel_height;
5822 [super setFrame: newRect];
5823 [self display];
5824 /* UNBLOCK_INPUT; */
5825 }
5826
5827
5828 - (void)dealloc
5829 {
5830 NSTRACE (EmacsScroller_dealloc);
5831 if (!NILP (win))
5832 XWINDOW (win)->vertical_scroll_bar = Qnil;
5833 [super dealloc];
5834 }
5835
5836
5837 - condemn
5838 {
5839 NSTRACE (condemn);
5840 condemned =YES;
5841 return self;
5842 }
5843
5844
5845 - reprieve
5846 {
5847 NSTRACE (reprieve);
5848 condemned =NO;
5849 return self;
5850 }
5851
5852
5853 - judge
5854 {
5855 NSTRACE (judge);
5856 if (condemned)
5857 {
5858 BLOCK_INPUT;
5859 /* ensure other scrollbar updates after deletion */
5860 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (frame);
5861 if (view != nil)
5862 view->scrollbarsNeedingUpdate++;
5863 [self removeFromSuperview];
5864 [self release];
5865 UNBLOCK_INPUT;
5866 }
5867 return self;
5868 }
5869
5870
5871 - (void)resetCursorRects
5872 {
5873 NSRect visible = [self visibleRect];
5874 NSTRACE (resetCursorRects);
5875
5876 if (!NSIsEmptyRect (visible))
5877 [self addCursorRect: visible cursor: [NSCursor arrowCursor]];
5878 [[NSCursor arrowCursor] setOnMouseEntered: YES];
5879 }
5880
5881
5882 - (int) checkSamePosition: (int) position portion: (int) portion
5883 whole: (int) whole
5884 {
5885 return em_position ==position && em_portion ==portion && em_whole ==whole
5886 && portion != whole; /* needed for resize empty buf */
5887 }
5888
5889
5890 - setPosition: (int)position portion: (int)portion whole: (int)whole
5891 {
5892 NSTRACE (setPosition);
5893
5894 em_position = position;
5895 em_portion = portion;
5896 em_whole = whole;
5897
5898 if (portion >= whole)
5899 [self setFloatValue: 0.0 knobProportion: 1.0];
5900 else
5901 {
5902 float pos, por;
5903 portion = max ((float)whole*min_portion/pixel_height, portion);
5904 pos = (float)position / (whole - portion);
5905 por = (float)portion/whole;
5906 [self setFloatValue: pos knobProportion: por];
5907 }
5908 #ifdef NS_IMPL_GNUSTEP
5909 [self display];
5910 #endif
5911 return self;
5912 }
5913
5914 /* FIXME: unused at moment (see ns_mouse_position) at the moment because
5915 drag events will go directly to the EmacsScroller. Leaving in for now. */
5916 -(void)getMouseMotionPart: (int *)part window: (Lisp_Object *)window
5917 x: (Lisp_Object *)x y: ( Lisp_Object *)y
5918 {
5919 *part = last_hit_part;
5920 *window = win;
5921 XSETINT (*y, pixel_height);
5922 if ([self floatValue] > 0.999)
5923 XSETINT (*x, pixel_height);
5924 else
5925 XSETINT (*x, pixel_height * [self floatValue]);
5926 }
5927
5928
5929 /* set up emacs_event */
5930 - (void) sendScrollEventAtLoc: (float)loc fromEvent: (NSEvent *)e
5931 {
5932 if (!emacs_event)
5933 return;
5934
5935 emacs_event->part = last_hit_part;
5936 emacs_event->code = 0;
5937 emacs_event->modifiers = EV_MODIFIERS (e) | down_modifier;
5938 emacs_event->frame_or_window = win;
5939 emacs_event->timestamp = EV_TIMESTAMP (e);
5940 emacs_event->kind = SCROLL_BAR_CLICK_EVENT;
5941 emacs_event->arg = Qnil;
5942 XSETINT (emacs_event->x, loc * pixel_height);
5943 XSETINT (emacs_event->y, pixel_height-20);
5944
5945 n_emacs_events_pending++;
5946 kbd_buffer_store_event_hold (emacs_event, q_event_ptr);
5947 EVENT_INIT (*emacs_event);
5948 ns_send_appdefined (-1);
5949 }
5950
5951
5952 /* called manually thru timer to implement repeated button action w/hold-down */
5953 - repeatScroll: (NSTimer *)scrollEntry
5954 {
5955 NSEvent *e = [[self window] currentEvent];
5956 NSPoint p = [[self window] mouseLocationOutsideOfEventStream];
5957 BOOL inKnob = [self testPart: p] == NSScrollerKnob;
5958
5959 /* clear timer if need be */
5960 if (inKnob || [scroll_repeat_entry timeInterval] == SCROLL_BAR_FIRST_DELAY)
5961 {
5962 [scroll_repeat_entry invalidate];
5963 [scroll_repeat_entry release];
5964 scroll_repeat_entry = nil;
5965
5966 if (inKnob)
5967 return self;
5968
5969 scroll_repeat_entry
5970 = [[NSTimer scheduledTimerWithTimeInterval:
5971 SCROLL_BAR_CONTINUOUS_DELAY
5972 target: self
5973 selector: @selector (repeatScroll:)
5974 userInfo: 0
5975 repeats: YES]
5976 retain];
5977 }
5978
5979 [self sendScrollEventAtLoc: 0 fromEvent: e];
5980 return self;
5981 }
5982
5983
5984 /* Asynchronous mouse tracking for scroller. This allows us to dispatch
5985 mouseDragged events without going into a modal loop. */
5986 - (void)mouseDown: (NSEvent *)e
5987 {
5988 NSRect sr, kr;
5989 /* hitPart is only updated AFTER event is passed on */
5990 NSScrollerPart part = [self testPart: [e locationInWindow]];
5991 double inc = 0.0, loc, kloc, pos;
5992 int edge = 0;
5993
5994 NSTRACE (EmacsScroller_mouseDown);
5995
5996 switch (part)
5997 {
5998 case NSScrollerDecrementPage:
5999 last_hit_part = scroll_bar_above_handle; inc = -1.0; break;
6000 case NSScrollerIncrementPage:
6001 last_hit_part = scroll_bar_below_handle; inc = 1.0; break;
6002 case NSScrollerDecrementLine:
6003 last_hit_part = scroll_bar_up_arrow; inc = -0.1; break;
6004 case NSScrollerIncrementLine:
6005 last_hit_part = scroll_bar_down_arrow; inc = 0.1; break;
6006 case NSScrollerKnob:
6007 last_hit_part = scroll_bar_handle; break;
6008 case NSScrollerKnobSlot: /* GNUstep-only */
6009 last_hit_part = scroll_bar_move_ratio; break;
6010 default: /* NSScrollerNoPart? */
6011 fprintf (stderr, "EmacsScoller-mouseDown: unexpected part %d\n", part);
6012 return;
6013 }
6014
6015 if (inc != 0.0)
6016 {
6017 pos = 0; /* ignored */
6018
6019 /* set a timer to repeat, as we can't let superclass do this modally */
6020 scroll_repeat_entry
6021 = [[NSTimer scheduledTimerWithTimeInterval: 0.5
6022 target: self
6023 selector: @selector (repeatScroll:)
6024 userInfo: 0
6025 repeats: YES]
6026 retain];
6027 }
6028 else
6029 {
6030 /* handle, or on GNUstep possibly slot */
6031 NSEvent *fake_event;
6032
6033 /* compute float loc in slot and mouse offset on knob */
6034 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
6035 toView: nil];
6036 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
6037 if (loc <= 0.0)
6038 {
6039 loc = 0.0;
6040 edge = -1;
6041 }
6042 else if (loc >= NSHeight (sr))
6043 {
6044 loc = NSHeight (sr);
6045 edge = 1;
6046 }
6047
6048 if (edge)
6049 kloc = 0.5 * edge;
6050 else
6051 {
6052 kr = [self convertRect: [self rectForPart: NSScrollerKnob]
6053 toView: nil];
6054 kloc = NSHeight (kr) - ([e locationInWindow].y - NSMinY (kr));
6055 }
6056 last_mouse_offset = kloc;
6057
6058 /* if knob, tell emacs a location offset by knob pos
6059 (to indicate top of handle) */
6060 if (part == NSScrollerKnob)
6061 pos = (loc - last_mouse_offset) / NSHeight (sr);
6062 else
6063 /* else this is a slot click on GNUstep: go straight there */
6064 pos = loc / NSHeight (sr);
6065
6066 /* send a fake mouse-up to super to preempt modal -trackKnob: mode */
6067 fake_event = [NSEvent mouseEventWithType: NSLeftMouseUp
6068 location: [e locationInWindow]
6069 modifierFlags: [e modifierFlags]
6070 timestamp: [e timestamp]
6071 windowNumber: [e windowNumber]
6072 context: [e context]
6073 eventNumber: [e eventNumber]
6074 clickCount: [e clickCount]
6075 pressure: [e pressure]];
6076 [super mouseUp: fake_event];
6077 }
6078
6079 if (part != NSScrollerKnob)
6080 [self sendScrollEventAtLoc: pos fromEvent: e];
6081 }
6082
6083
6084 /* Called as we manually track scroller drags, rather than superclass. */
6085 - (void)mouseDragged: (NSEvent *)e
6086 {
6087 NSRect sr;
6088 double loc, pos;
6089 int edge = 0;
6090
6091 NSTRACE (EmacsScroller_mouseDragged);
6092
6093 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
6094 toView: nil];
6095 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
6096
6097 if (loc <= 0.0)
6098 {
6099 loc = 0.0;
6100 edge = -1;
6101 }
6102 else if (loc >= NSHeight (sr) + last_mouse_offset)
6103 {
6104 loc = NSHeight (sr) + last_mouse_offset;
6105 edge = 1;
6106 }
6107
6108 pos = /*(edge ? loc :*/ (loc - last_mouse_offset) / NSHeight (sr);
6109 [self sendScrollEventAtLoc: pos fromEvent: e];
6110 }
6111
6112
6113 - (void)mouseUp: (NSEvent *)e
6114 {
6115 if (scroll_repeat_entry)
6116 {
6117 [scroll_repeat_entry invalidate];
6118 [scroll_repeat_entry release];
6119 scroll_repeat_entry = nil;
6120 }
6121 last_hit_part = 0;
6122 }
6123
6124
6125 /* treat scrollwheel events in the bar as though they were in the main window */
6126 - (void) scrollWheel: (NSEvent *)theEvent
6127 {
6128 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (frame);
6129 [view mouseDown: theEvent];
6130 }
6131
6132 @end /* EmacsScroller */
6133
6134
6135
6136 /* ==========================================================================
6137
6138 EmacsPrefsController implementation
6139
6140 ========================================================================== */
6141
6142
6143 @implementation EmacsPrefsController
6144
6145 /* in Tiger+, can just do [popup selectItemWithTag: tag]; */
6146 static void selectItemWithTag (NSPopUpButton *popup, int tag)
6147 {
6148 NSEnumerator *items = [[popup itemArray] objectEnumerator];
6149 NSMenuItem *item;
6150 while (item = [items nextObject])
6151 {
6152 if ([item tag] == tag)
6153 {
6154 [popup selectItem: item];
6155 return;
6156 }
6157 }
6158 }
6159
6160 - init
6161 {
6162 [NSBundle loadNibNamed: @"preferences" owner: self];
6163 return self;
6164 }
6165
6166
6167 - (void) showForFrame: (struct frame *)f
6168 {
6169 frame = f;
6170 [self setPanelFromValues];
6171 [prefsWindow makeKeyAndOrderFront: self];
6172 [prefsWindow display];
6173 }
6174
6175
6176 /* If you change this, change setPanelFromDefaultValues too. */
6177 - (void) setPanelFromValues
6178 {
6179 int cursorType
6180 = ns_lisp_to_cursor_type (get_frame_param (frame, Qcursor_type));
6181 prevExpandSpace = XFLOATINT (ns_expand_space);
6182
6183 #ifdef NS_IMPL_COCOA
6184 prevUseHighlightColor = ns_use_system_highlight_color;
6185 #endif
6186
6187 [expandSpaceSlider setFloatValue: prevExpandSpace];
6188 [cursorTypeMatrix selectCellWithTag: (cursorType == FILLED_BOX_CURSOR ? 1 :
6189 (cursorType == BAR_CURSOR ? 2 :
6190 (cursorType == HBAR_CURSOR ? 3 : 4)))];
6191 selectItemWithTag (alternateModMenu,
6192 parse_solitary_modifier (ns_alternate_modifier));
6193 selectItemWithTag (commandModMenu,
6194 parse_solitary_modifier (ns_command_modifier));
6195 #ifdef NS_IMPL_COCOA
6196 selectItemWithTag (controlModMenu,
6197 parse_solitary_modifier (ns_control_modifier));
6198 selectItemWithTag (functionModMenu,
6199 parse_solitary_modifier (ns_function_modifier));
6200 [smoothFontsCheck setState: (NILP (ns_antialias_text) ? NO : YES)];
6201 [useQuickdrawCheck setState: (NILP (ns_use_qd_smoothing) ? NO : YES)];
6202 [useSysHiliteCheck setState: (NILP (prevUseHighlightColor) ? NO : YES)];
6203 [confirmQuitCheck setState: (NILP (ns_confirm_quit) ? NO : YES)];
6204 #endif
6205 }
6206
6207
6208 /* This and ns_set_default_prefs should be changed together. */
6209 - (void) setPanelFromDefaultValues
6210 {
6211 [expandSpaceSlider setFloatValue: 0.0];
6212 [cursorTypeMatrix selectCellWithTag: 1]; /* filled box */
6213 selectItemWithTag (alternateModMenu, meta_modifier);
6214 selectItemWithTag (commandModMenu, super_modifier);
6215 #ifdef NS_IMPL_COCOA
6216 selectItemWithTag (controlModMenu, ctrl_modifier);
6217 selectItemWithTag (functionModMenu, 0); /* none */
6218 [smoothFontsCheck setState: YES];
6219 [useQuickdrawCheck setState: NO];
6220 [useSysHiliteCheck setState: YES];
6221 #endif
6222 }
6223
6224
6225 - (void) setValuesFromPanel
6226 {
6227 int altTag = [[alternateModMenu selectedItem] tag];
6228 int cmdTag = [[commandModMenu selectedItem] tag];
6229 #ifdef NS_IMPL_COCOA
6230 int ctrlTag = [[controlModMenu selectedItem] tag];
6231 int fnTag = [[functionModMenu selectedItem] tag];
6232 #endif
6233 float expandSpace = [expandSpaceSlider floatValue];
6234 int cursorTag = [[cursorTypeMatrix selectedCell] tag];
6235 Lisp_Object cursor_type = ns_cursor_type_to_lisp
6236 ( cursorTag == 1 ? FILLED_BOX_CURSOR
6237 : cursorTag == 2 ? BAR_CURSOR
6238 : cursorTag == 3 ? HBAR_CURSOR : HOLLOW_BOX_CURSOR);
6239
6240 if (expandSpace != prevExpandSpace)
6241 {
6242 ns_expand_space = make_float (expandSpace);
6243 /* TODO: more needed: store needed metrics in nsfont_info, update
6244 frame default font max_bounds and fontp, recompute faces */
6245 /* FRAME_LINE_HEIGHT (frame) *= (expandSpace / prevExpandSpace);
6246 x_set_window_size (frame, 0, frame->text_cols, frame->text_lines); */
6247 prevExpandSpace = expandSpace;
6248 }
6249
6250 store_frame_param (frame, Qcursor_type, cursor_type);
6251 x_set_cursor_type (frame, cursor_type, Qnil); /* FIXME: do only if changed */
6252
6253 ns_alternate_modifier = ns_mod_to_lisp (altTag);
6254 ns_command_modifier = ns_mod_to_lisp (cmdTag);
6255 #ifdef NS_IMPL_COCOA
6256 ns_control_modifier = ns_mod_to_lisp (ctrlTag);
6257 ns_function_modifier = ns_mod_to_lisp (fnTag);
6258 ns_antialias_text = [smoothFontsCheck state] ? Qt : Qnil;
6259 ns_use_qd_smoothing = [useQuickdrawCheck state] ? Qt : Qnil;
6260 ns_use_system_highlight_color = [useSysHiliteCheck state] ? Qt : Qnil;
6261 ns_confirm_quit = [confirmQuitCheck state] ? Qt : Qnil;
6262 if (! EQ (ns_use_system_highlight_color, prevUseHighlightColor))
6263 {
6264 prevUseHighlightColor = ns_use_system_highlight_color;
6265 if (EQ (ns_use_system_highlight_color, Qt))
6266 {
6267 ns_selection_color = [[NSUserDefaults standardUserDefaults]
6268 stringForKey: @"AppleHighlightColor"];
6269 if (ns_selection_color == nil)
6270 ns_selection_color = NS_SELECTION_COLOR_DEFAULT;
6271 }
6272 else
6273 ns_selection_color = NS_SELECTION_COLOR_DEFAULT;
6274 }
6275 #endif /* NS_IMPL_COCOA */
6276 Fcall_interactively (intern ("ns-save-preferences"), Qnil, Qnil);
6277 }
6278
6279
6280 /* buttons */
6281 - (IBAction)cancel: (id)sender
6282 {
6283 [prefsWindow close];
6284 }
6285
6286
6287 - (IBAction)ok: (id)sender
6288 {
6289 [self setValuesFromPanel];
6290 [prefsWindow close];
6291 }
6292
6293
6294 - (IBAction)resetToDefaults: (id)sender
6295 {
6296 [self setPanelFromDefaultValues];
6297 }
6298
6299
6300 - (IBAction)runHelp: (id)sender
6301 {
6302 struct frame *emacsframe = frame;
6303 if (!emacs_event)
6304 return;
6305 ns_raise_frame(frame);
6306 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
6307 emacs_event->code = KEY_NS_INFO_PREFS;
6308 EV_TRAILER ((id)nil);
6309 }
6310
6311
6312 - (IBAction)setColors: (id)sender
6313 {
6314 Lisp_Object lispFrame;
6315 XSETFRAME (lispFrame, frame);
6316 ns_raise_frame(frame);
6317 Fns_popup_color_panel (lispFrame);
6318 }
6319
6320
6321 - (IBAction)setDefaultFont: (id)sender
6322 {
6323 Lisp_Object lispFrame;
6324 XSETFRAME (lispFrame, frame);
6325 ns_raise_frame(frame);
6326 Fns_popup_font_panel (lispFrame);
6327 }
6328
6329 @end /* EmacsPrefsController */
6330
6331
6332
6333
6334 /* ==========================================================================
6335
6336 Font-related functions; these used to be in nsfaces.m
6337
6338 ========================================================================== */
6339
6340
6341 Lisp_Object
6342 x_new_font (struct frame *f, Lisp_Object font_object, int fontset)
6343 {
6344 struct font *font = XFONT_OBJECT (font_object);
6345
6346 if (fontset < 0)
6347 fontset = fontset_from_font (font_object);
6348 FRAME_FONTSET (f) = fontset;
6349
6350 if (FRAME_FONT (f) == font)
6351 /* This font is already set in frame F. There's nothing more to
6352 do. */
6353 return font_object;
6354
6355 FRAME_FONT (f) = font;
6356
6357 FRAME_BASELINE_OFFSET (f) = font->baseline_offset;
6358 FRAME_COLUMN_WIDTH (f) = font->average_width;
6359 FRAME_SPACE_WIDTH (f) = font->space_width;
6360 FRAME_LINE_HEIGHT (f) = font->height;
6361
6362 compute_fringe_widths (f, 1);
6363
6364 /* Compute the scroll bar width in character columns. */
6365 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0)
6366 {
6367 int wid = FRAME_COLUMN_WIDTH (f);
6368 FRAME_CONFIG_SCROLL_BAR_COLS (f)
6369 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid - 1) / wid;
6370 }
6371 else
6372 {
6373 int wid = FRAME_COLUMN_WIDTH (f);
6374 FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid;
6375 }
6376
6377 /* Now make the frame display the given font. */
6378 if (FRAME_NS_WINDOW (f) != 0)
6379 x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f));
6380
6381 return font_object;
6382 }
6383
6384
6385 /* XLFD: -foundry-family-weight-slant-swidth-adstyle-pxlsz-ptSz-resx-resy-spc-avgWidth-rgstry-encoding */
6386 /* Note: ns_font_to_xlfd and ns_fontname_to_xlfd no longer needed, removed
6387 in 1.43. */
6388
6389 const char *
6390 ns_xlfd_to_fontname (const char *xlfd)
6391 /* --------------------------------------------------------------------------
6392 Convert an X font name (XLFD) to an NS font name.
6393 Only family is used.
6394 The string returned is temporarily allocated.
6395 -------------------------------------------------------------------------- */
6396 {
6397 char *name = xmalloc (180);
6398 int i, len;
6399 const char *ret;
6400
6401 if (!strncmp (xlfd, "--", 2))
6402 sscanf (xlfd, "--%*[^-]-%[^-]179-", name);
6403 else
6404 sscanf (xlfd, "-%*[^-]-%[^-]179-", name);
6405
6406 /* stopgap for malformed XLFD input */
6407 if (strlen (name) == 0)
6408 strcpy (name, "Monaco");
6409
6410 /* undo hack in ns_fontname_to_xlfd, converting '$' to '-', '_' to ' '
6411 also uppercase after '-' or ' ' */
6412 name[0] = toupper (name[0]);
6413 for (len =strlen (name), i =0; i<len; i++)
6414 {
6415 if (name[i] == '$')
6416 {
6417 name[i] = '-';
6418 if (i+1<len)
6419 name[i+1] = toupper (name[i+1]);
6420 }
6421 else if (name[i] == '_')
6422 {
6423 name[i] = ' ';
6424 if (i+1<len)
6425 name[i+1] = toupper (name[i+1]);
6426 }
6427 }
6428 /*fprintf (stderr, "converted '%s' to '%s'\n",xlfd,name); */
6429 ret = [[NSString stringWithUTF8String: name] UTF8String];
6430 xfree (name);
6431 return ret;
6432 }
6433
6434
6435 void
6436 syms_of_nsterm ()
6437 {
6438 NSTRACE (syms_of_nsterm);
6439 DEFVAR_LISP ("ns-input-file", &ns_input_file,
6440 "The file specified in the last NS event.");
6441 ns_input_file =Qnil;
6442
6443 DEFVAR_LISP ("ns-input-text", &ns_input_text,
6444 "The data received in the last NS text drag event.");
6445 ns_input_text =Qnil;
6446
6447 DEFVAR_LISP ("ns-working-text", &ns_working_text,
6448 "String for visualizing working composition sequence.");
6449 ns_working_text =Qnil;
6450
6451 DEFVAR_LISP ("ns-input-font", &ns_input_font,
6452 "The font specified in the last NS event.");
6453 ns_input_font =Qnil;
6454
6455 DEFVAR_LISP ("ns-input-fontsize", &ns_input_fontsize,
6456 "The fontsize specified in the last NS event.");
6457 ns_input_fontsize =Qnil;
6458
6459 DEFVAR_LISP ("ns-input-line", &ns_input_line,
6460 "The line specified in the last NS event.");
6461 ns_input_line =Qnil;
6462
6463 DEFVAR_LISP ("ns-input-color", &ns_input_color,
6464 "The color specified in the last NS event.");
6465 ns_input_color =Qnil;
6466
6467 DEFVAR_LISP ("ns-input-spi-name", &ns_input_spi_name,
6468 "The service name specified in the last NS event.");
6469 ns_input_spi_name =Qnil;
6470
6471 DEFVAR_LISP ("ns-input-spi-arg", &ns_input_spi_arg,
6472 "The service argument specified in the last NS event.");
6473 ns_input_spi_arg =Qnil;
6474
6475 DEFVAR_LISP ("ns-alternate-modifier", &ns_alternate_modifier,
6476 "This variable describes the behavior of the alternate or option key.\n\
6477 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6478 Set to none means that the alternate / option key is not interpreted by Emacs\n\
6479 at all, allowing it to be used at a lower level for accented character entry.");
6480
6481 DEFVAR_LISP ("ns-command-modifier", &ns_command_modifier,
6482 "This variable describes the behavior of the command key.\n\
6483 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
6484
6485 DEFVAR_LISP ("ns-control-modifier", &ns_control_modifier,
6486 "This variable describes the behavior of the control key.\n\
6487 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
6488
6489 DEFVAR_LISP ("ns-function-modifier", &ns_function_modifier,
6490 "This variable describes the behavior of the function key (on laptops).\n\
6491 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6492 Set to none means that the function key is not interpreted by Emacs at all,\n\
6493 allowing it to be used at a lower level for accented character entry.");
6494
6495 DEFVAR_LISP ("ns-expand-space", &ns_expand_space,
6496 "Amount by which spacing between lines is expanded (positive)\n\
6497 or shrunk (negative). Zero (the default) means standard line height.\n\
6498 (This variable should only be read, never set.)");
6499
6500 DEFVAR_LISP ("ns-antialias-text", &ns_antialias_text,
6501 "Non-nil (the default) means to render text antialiased. Only has an effect on OS X Panther and above.");
6502
6503 DEFVAR_LISP ("ns-use-qd-smoothing", &ns_use_qd_smoothing,
6504 "Whether to render text using QuickDraw (less heavy) antialiasing. Only has an effect on OS X Panther and above. Default is nil (use Quartz smoothing).");
6505
6506 DEFVAR_LISP ("ns-use-system-highlight-color",
6507 &ns_use_system_highlight_color,
6508 "Whether to use the system default (on OS X only) for the highlight color. Nil means to use standard emacs (prior to version 21) 'grey'.");
6509
6510 DEFVAR_LISP ("ns-confirm-quit", &ns_confirm_quit,
6511 "Whether to confirm application quit using dialog.");
6512
6513 staticpro (&ns_display_name_list);
6514 ns_display_name_list = Qnil;
6515
6516 staticpro (&last_mouse_motion_frame);
6517 last_mouse_motion_frame = Qnil;
6518
6519 /* from 23+ we need to tell emacs what modifiers there are.. */
6520 Qmodifier_value = intern ("modifier-value");
6521 Qalt = intern ("alt");
6522 Fput (Qalt, Qmodifier_value, make_number (alt_modifier));
6523 Qhyper = intern ("hyper");
6524 Fput (Qhyper, Qmodifier_value, make_number (hyper_modifier));
6525 Qmeta = intern ("meta");
6526 Fput (Qmeta, Qmodifier_value, make_number (meta_modifier));
6527 Qsuper = intern ("super");
6528 Fput (Qsuper, Qmodifier_value, make_number (super_modifier));
6529 Qcontrol = intern ("control");
6530 Fput (Qcontrol, Qmodifier_value, make_number (ctrl_modifier));
6531
6532 /* TODO: move to common code */
6533 DEFVAR_LISP ("x-toolkit-scroll-bars", &Vx_toolkit_scroll_bars,
6534 doc: /* If not nil, Emacs uses toolkit scroll bars. */);
6535 #ifdef USE_TOOLKIT_SCROLL_BARS
6536 Vx_toolkit_scroll_bars = Qt;
6537 #else
6538 Vx_toolkit_scroll_bars = Qnil;
6539 #endif
6540
6541 /* these are unsupported but we need the declarations to avoid whining
6542 messages from cus-start.el */
6543 DEFVAR_BOOL ("x-use-underline-position-properties",
6544 &x_use_underline_position_properties,
6545 doc: /* NOT SUPPORTED UNDER NS.
6546 *Non-nil means make use of UNDERLINE_POSITION font properties.
6547 A value of nil means ignore them. If you encounter fonts with bogus
6548 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6549 to 4.1, set this to nil.
6550
6551 NOTE: Not supported on Mac yet. */);
6552 x_use_underline_position_properties = 0;
6553
6554 DEFVAR_BOOL ("x-underline-at-descent-line",
6555 &x_underline_at_descent_line,
6556 doc: /* NOT SUPPORTED UNDER NS.
6557 *Non-nil means to draw the underline at the same place as the descent line.
6558 A value of nil means to draw the underline according to the value of the
6559 variable `x-use-underline-position-properties', which is usually at the
6560 baseline level. The default value is nil. */);
6561 x_underline_at_descent_line = 0;
6562
6563 /* Tell emacs about this window system. */
6564 Fprovide (intern ("ns"), Qnil);
6565 }
6566
6567
6568 // arch-tag: 6eaa8f7d-a69b-4e1c-b43d-ab31defbe0d2