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* nsterm.m (updateFrameSize:): Change resize increments if needed.
[bpt/emacs.git] / src / nsterm.m
1 /* NeXT/Open/GNUstep / MacOSX communication module.
2
3 Copyright (C) 1989, 1993-1994, 2005-2006, 2008-2013 Free Software
4 Foundation, Inc.
5
6 This file is part of GNU Emacs.
7
8 GNU Emacs is free software: you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation, either version 3 of the License, or
11 (at your option) any later version.
12
13 GNU Emacs is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
20
21 /*
22 Originally by Carl Edman
23 Updated by Christian Limpach (chris@nice.ch)
24 OpenStep/Rhapsody port by Scott Bender (sbender@harmony-ds.com)
25 MacOSX/Aqua port by Christophe de Dinechin (descubes@earthlink.net)
26 GNUstep port and post-20 update by Adrian Robert (arobert@cogsci.ucsd.edu)
27 */
28
29 /* This should be the first include, as it may set up #defines affecting
30 interpretation of even the system includes. */
31 #include <config.h>
32
33 #include <fcntl.h>
34 #include <math.h>
35 #include <pthread.h>
36 #include <sys/types.h>
37 #include <time.h>
38 #include <signal.h>
39 #include <unistd.h>
40
41 #include <c-ctype.h>
42 #include <c-strcase.h>
43 #include <ftoastr.h>
44
45 #include "lisp.h"
46 #include "blockinput.h"
47 #include "sysselect.h"
48 #include "nsterm.h"
49 #include "systime.h"
50 #include "character.h"
51 #include "fontset.h"
52 #include "composite.h"
53 #include "ccl.h"
54
55 #include "termhooks.h"
56 #include "termchar.h"
57
58 #include "window.h"
59 #include "keyboard.h"
60 #include "buffer.h"
61 #include "font.h"
62
63 /* call tracing */
64 #if 0
65 int term_trace_num = 0;
66 #define NSTRACE(x) fprintf (stderr, "%s:%d: [%d] " #x "\n", \
67 __FILE__, __LINE__, ++term_trace_num)
68 #else
69 #define NSTRACE(x)
70 #endif
71
72 extern NSString *NSMenuDidBeginTrackingNotification;
73
74 /* ==========================================================================
75
76 Local declarations
77
78 ========================================================================== */
79
80 /* Convert a symbol indexed with an NSxxx value to a value as defined
81 in keyboard.c (lispy_function_key). I hope this is a correct way
82 of doing things... */
83 static unsigned convert_ns_to_X_keysym[] =
84 {
85 NSHomeFunctionKey, 0x50,
86 NSLeftArrowFunctionKey, 0x51,
87 NSUpArrowFunctionKey, 0x52,
88 NSRightArrowFunctionKey, 0x53,
89 NSDownArrowFunctionKey, 0x54,
90 NSPageUpFunctionKey, 0x55,
91 NSPageDownFunctionKey, 0x56,
92 NSEndFunctionKey, 0x57,
93 NSBeginFunctionKey, 0x58,
94 NSSelectFunctionKey, 0x60,
95 NSPrintFunctionKey, 0x61,
96 NSClearLineFunctionKey, 0x0B,
97 NSExecuteFunctionKey, 0x62,
98 NSInsertFunctionKey, 0x63,
99 NSUndoFunctionKey, 0x65,
100 NSRedoFunctionKey, 0x66,
101 NSMenuFunctionKey, 0x67,
102 NSFindFunctionKey, 0x68,
103 NSHelpFunctionKey, 0x6A,
104 NSBreakFunctionKey, 0x6B,
105
106 NSF1FunctionKey, 0xBE,
107 NSF2FunctionKey, 0xBF,
108 NSF3FunctionKey, 0xC0,
109 NSF4FunctionKey, 0xC1,
110 NSF5FunctionKey, 0xC2,
111 NSF6FunctionKey, 0xC3,
112 NSF7FunctionKey, 0xC4,
113 NSF8FunctionKey, 0xC5,
114 NSF9FunctionKey, 0xC6,
115 NSF10FunctionKey, 0xC7,
116 NSF11FunctionKey, 0xC8,
117 NSF12FunctionKey, 0xC9,
118 NSF13FunctionKey, 0xCA,
119 NSF14FunctionKey, 0xCB,
120 NSF15FunctionKey, 0xCC,
121 NSF16FunctionKey, 0xCD,
122 NSF17FunctionKey, 0xCE,
123 NSF18FunctionKey, 0xCF,
124 NSF19FunctionKey, 0xD0,
125 NSF20FunctionKey, 0xD1,
126 NSF21FunctionKey, 0xD2,
127 NSF22FunctionKey, 0xD3,
128 NSF23FunctionKey, 0xD4,
129 NSF24FunctionKey, 0xD5,
130
131 NSBackspaceCharacter, 0x08, /* 8: Not on some KBs. */
132 NSDeleteCharacter, 0xFF, /* 127: Big 'delete' key upper right. */
133 NSDeleteFunctionKey, 0x9F, /* 63272: Del forw key off main array. */
134
135 NSTabCharacter, 0x09,
136 0x19, 0x09, /* left tab->regular since pass shift */
137 NSCarriageReturnCharacter, 0x0D,
138 NSNewlineCharacter, 0x0D,
139 NSEnterCharacter, 0x8D,
140
141 0x41|NSNumericPadKeyMask, 0xAE, /* KP_Decimal */
142 0x43|NSNumericPadKeyMask, 0xAA, /* KP_Multiply */
143 0x45|NSNumericPadKeyMask, 0xAB, /* KP_Add */
144 0x4B|NSNumericPadKeyMask, 0xAF, /* KP_Divide */
145 0x4E|NSNumericPadKeyMask, 0xAD, /* KP_Subtract */
146 0x51|NSNumericPadKeyMask, 0xBD, /* KP_Equal */
147 0x52|NSNumericPadKeyMask, 0xB0, /* KP_0 */
148 0x53|NSNumericPadKeyMask, 0xB1, /* KP_1 */
149 0x54|NSNumericPadKeyMask, 0xB2, /* KP_2 */
150 0x55|NSNumericPadKeyMask, 0xB3, /* KP_3 */
151 0x56|NSNumericPadKeyMask, 0xB4, /* KP_4 */
152 0x57|NSNumericPadKeyMask, 0xB5, /* KP_5 */
153 0x58|NSNumericPadKeyMask, 0xB6, /* KP_6 */
154 0x59|NSNumericPadKeyMask, 0xB7, /* KP_7 */
155 0x5B|NSNumericPadKeyMask, 0xB8, /* KP_8 */
156 0x5C|NSNumericPadKeyMask, 0xB9, /* KP_9 */
157
158 0x1B, 0x1B /* escape */
159 };
160
161 static Lisp_Object Qmodifier_value;
162 Lisp_Object Qalt, Qcontrol, Qhyper, Qmeta, Qsuper;
163 extern Lisp_Object Qcursor_color, Qcursor_type, Qns, Qleft;
164
165 static Lisp_Object QUTF8_STRING;
166
167 /* On OS X picks up the default NSGlobalDomain AppleAntiAliasingThreshold,
168 the maximum font size to NOT antialias. On GNUstep there is currently
169 no way to control this behavior. */
170 float ns_antialias_threshold;
171
172 /* Used to pick up AppleHighlightColor on OS X */
173 NSString *ns_selection_color;
174
175 NSArray *ns_send_types =0, *ns_return_types =0, *ns_drag_types =0;
176 NSString *ns_app_name = @"Emacs"; /* default changed later */
177
178 /* Display variables */
179 struct ns_display_info *x_display_list; /* Chain of existing displays */
180 Lisp_Object ns_display_name_list;
181 long context_menu_value = 0;
182
183 /* display update */
184 NSPoint last_mouse_motion_position;
185 static NSRect last_mouse_glyph;
186 static Time last_mouse_movement_time = 0;
187 static Lisp_Object last_mouse_motion_frame;
188 static EmacsScroller *last_mouse_scroll_bar = nil;
189 static struct frame *ns_updating_frame;
190 static NSView *focus_view = NULL;
191 static int ns_window_num = 0;
192 #ifdef NS_IMPL_GNUSTEP
193 static NSRect uRect;
194 #endif
195 static BOOL gsaved = NO;
196 static BOOL ns_fake_keydown = NO;
197 int ns_tmp_flags; /* FIXME */
198 struct nsfont_info *ns_tmp_font; /* FIXME */
199 static BOOL ns_menu_bar_is_hidden = NO;
200 /*static int debug_lock = 0; */
201
202 /* event loop */
203 static BOOL send_appdefined = YES;
204 #define NO_APPDEFINED_DATA (-8)
205 static int last_appdefined_event_data = NO_APPDEFINED_DATA;
206 static NSTimer *timed_entry = 0;
207 static NSTimer *scroll_repeat_entry = nil;
208 static fd_set select_readfds, select_writefds;
209 enum { SELECT_HAVE_READ = 1, SELECT_HAVE_WRITE = 2, SELECT_HAVE_TMO = 4 };
210 static int select_nfds = 0, select_valid = 0;
211 static EMACS_TIME select_timeout = { 0, 0 };
212 static int selfds[2] = { -1, -1 };
213 static pthread_mutex_t select_mutex;
214 static int apploopnr = 0;
215 static NSAutoreleasePool *outerpool;
216 static struct input_event *emacs_event = NULL;
217 static struct input_event *q_event_ptr = NULL;
218 static int n_emacs_events_pending = 0;
219 static NSMutableArray *ns_pending_files, *ns_pending_service_names,
220 *ns_pending_service_args;
221 static BOOL ns_do_open_file = NO;
222 static BOOL ns_last_use_native_fullscreen;
223
224 static struct {
225 struct input_event *q;
226 int nr, cap;
227 } hold_event_q = {
228 NULL, 0, 0
229 };
230
231 /* Convert modifiers in a NeXTstep event to emacs style modifiers. */
232 #define NS_FUNCTION_KEY_MASK 0x800000
233 #define NSLeftControlKeyMask (0x000001 | NSControlKeyMask)
234 #define NSRightControlKeyMask (0x002000 | NSControlKeyMask)
235 #define NSLeftCommandKeyMask (0x000008 | NSCommandKeyMask)
236 #define NSRightCommandKeyMask (0x000010 | NSCommandKeyMask)
237 #define NSLeftAlternateKeyMask (0x000020 | NSAlternateKeyMask)
238 #define NSRightAlternateKeyMask (0x000040 | NSAlternateKeyMask)
239 #define EV_MODIFIERS(e) \
240 ((([e modifierFlags] & NSHelpKeyMask) ? \
241 hyper_modifier : 0) \
242 | (!EQ (ns_right_alternate_modifier, Qleft) && \
243 (([e modifierFlags] & NSRightAlternateKeyMask) \
244 == NSRightAlternateKeyMask) ? \
245 parse_solitary_modifier (ns_right_alternate_modifier) : 0) \
246 | (([e modifierFlags] & NSAlternateKeyMask) ? \
247 parse_solitary_modifier (ns_alternate_modifier) : 0) \
248 | (([e modifierFlags] & NSShiftKeyMask) ? \
249 shift_modifier : 0) \
250 | (!EQ (ns_right_control_modifier, Qleft) && \
251 (([e modifierFlags] & NSRightControlKeyMask) \
252 == NSRightControlKeyMask) ? \
253 parse_solitary_modifier (ns_right_control_modifier) : 0) \
254 | (([e modifierFlags] & NSControlKeyMask) ? \
255 parse_solitary_modifier (ns_control_modifier) : 0) \
256 | (([e modifierFlags] & NS_FUNCTION_KEY_MASK) ? \
257 parse_solitary_modifier (ns_function_modifier) : 0) \
258 | (!EQ (ns_right_command_modifier, Qleft) && \
259 (([e modifierFlags] & NSRightCommandKeyMask) \
260 == NSRightCommandKeyMask) ? \
261 parse_solitary_modifier (ns_right_command_modifier) : 0) \
262 | (([e modifierFlags] & NSCommandKeyMask) ? \
263 parse_solitary_modifier (ns_command_modifier):0))
264
265 #define EV_UDMODIFIERS(e) \
266 ((([e type] == NSLeftMouseDown) ? down_modifier : 0) \
267 | (([e type] == NSRightMouseDown) ? down_modifier : 0) \
268 | (([e type] == NSOtherMouseDown) ? down_modifier : 0) \
269 | (([e type] == NSLeftMouseDragged) ? down_modifier : 0) \
270 | (([e type] == NSRightMouseDragged) ? down_modifier : 0) \
271 | (([e type] == NSOtherMouseDragged) ? down_modifier : 0) \
272 | (([e type] == NSLeftMouseUp) ? up_modifier : 0) \
273 | (([e type] == NSRightMouseUp) ? up_modifier : 0) \
274 | (([e type] == NSOtherMouseUp) ? up_modifier : 0))
275
276 #define EV_BUTTON(e) \
277 ((([e type] == NSLeftMouseDown) || ([e type] == NSLeftMouseUp)) ? 0 : \
278 (([e type] == NSRightMouseDown) || ([e type] == NSRightMouseUp)) ? 2 : \
279 [e buttonNumber] - 1)
280
281 /* Convert the time field to a timestamp in milliseconds. */
282 #define EV_TIMESTAMP(e) ([e timestamp] * 1000)
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 if (q_event_ptr) \
291 { \
292 n_emacs_events_pending++; \
293 kbd_buffer_store_event_hold (emacs_event, q_event_ptr); \
294 } \
295 else \
296 hold_event (emacs_event); \
297 EVENT_INIT (*emacs_event); \
298 ns_send_appdefined (-1); \
299 }
300
301 void x_set_cursor_type (struct frame *, Lisp_Object, Lisp_Object);
302
303 /* TODO: get rid of need for these forward declarations */
304 static void ns_condemn_scroll_bars (struct frame *f);
305 static void ns_judge_scroll_bars (struct frame *f);
306 void x_set_frame_alpha (struct frame *f);
307
308
309 /* ==========================================================================
310
311 Utilities
312
313 ========================================================================== */
314
315 static void
316 hold_event (struct input_event *event)
317 {
318 if (hold_event_q.nr == hold_event_q.cap)
319 {
320 if (hold_event_q.cap == 0) hold_event_q.cap = 10;
321 else hold_event_q.cap *= 2;
322 hold_event_q.q = (struct input_event *)
323 xrealloc (hold_event_q.q, hold_event_q.cap * sizeof (*hold_event_q.q));
324 }
325
326 hold_event_q.q[hold_event_q.nr++] = *event;
327 /* Make sure ns_read_socket is called, i.e. we have input. */
328 raise (SIGIO);
329 send_appdefined = YES;
330 }
331
332 static Lisp_Object
333 append2 (Lisp_Object list, Lisp_Object item)
334 /* --------------------------------------------------------------------------
335 Utility to append to a list
336 -------------------------------------------------------------------------- */
337 {
338 Lisp_Object array[2];
339 array[0] = list;
340 array[1] = Fcons (item, Qnil);
341 return Fnconc (2, &array[0]);
342 }
343
344
345 const char *
346 ns_etc_directory (void)
347 /* If running as a self-contained app bundle, return as a string the
348 filename of the etc directory, if present; else nil. */
349 {
350 NSBundle *bundle = [NSBundle mainBundle];
351 NSString *resourceDir = [bundle resourcePath];
352 NSString *resourcePath;
353 NSFileManager *fileManager = [NSFileManager defaultManager];
354 BOOL isDir;
355
356 resourcePath = [resourceDir stringByAppendingPathComponent: @"etc"];
357 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
358 {
359 if (isDir) return [resourcePath UTF8String];
360 }
361 return NULL;
362 }
363
364
365 const char *
366 ns_exec_path (void)
367 /* If running as a self-contained app bundle, return as a path string
368 the filenames of the libexec and bin directories, ie libexec:bin.
369 Otherwise, return nil.
370 Normally, Emacs does not add its own bin/ directory to the PATH.
371 However, a self-contained NS build has a different layout, with
372 bin/ and libexec/ subdirectories in the directory that contains
373 Emacs.app itself.
374 We put libexec first, because init_callproc_1 uses the first
375 element to initialize exec-directory. An alternative would be
376 for init_callproc to check for invocation-directory/libexec.
377 */
378 {
379 NSBundle *bundle = [NSBundle mainBundle];
380 NSString *resourceDir = [bundle resourcePath];
381 NSString *binDir = [bundle bundlePath];
382 NSString *resourcePath, *resourcePaths;
383 NSRange range;
384 NSString *pathSeparator = [NSString stringWithFormat: @"%c", SEPCHAR];
385 NSFileManager *fileManager = [NSFileManager defaultManager];
386 NSArray *paths;
387 NSEnumerator *pathEnum;
388 BOOL isDir;
389
390 range = [resourceDir rangeOfString: @"Contents"];
391 if (range.location != NSNotFound)
392 {
393 binDir = [binDir stringByAppendingPathComponent: @"Contents"];
394 #ifdef NS_IMPL_COCOA
395 binDir = [binDir stringByAppendingPathComponent: @"MacOS"];
396 #endif
397 }
398
399 paths = [binDir stringsByAppendingPaths:
400 [NSArray arrayWithObjects: @"libexec", @"bin", nil]];
401 pathEnum = [paths objectEnumerator];
402 resourcePaths = @"";
403
404 while ((resourcePath = [pathEnum nextObject]))
405 {
406 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
407 if (isDir)
408 {
409 if ([resourcePaths length] > 0)
410 resourcePaths
411 = [resourcePaths stringByAppendingString: pathSeparator];
412 resourcePaths
413 = [resourcePaths stringByAppendingString: resourcePath];
414 }
415 }
416 if ([resourcePaths length] > 0) return [resourcePaths UTF8String];
417
418 return NULL;
419 }
420
421
422 const char *
423 ns_load_path (void)
424 /* If running as a self-contained app bundle, return as a path string
425 the filenames of the site-lisp, lisp and leim directories.
426 Ie, site-lisp:lisp:leim. Otherwise, return nil. */
427 {
428 NSBundle *bundle = [NSBundle mainBundle];
429 NSString *resourceDir = [bundle resourcePath];
430 NSString *resourcePath, *resourcePaths;
431 NSString *pathSeparator = [NSString stringWithFormat: @"%c", SEPCHAR];
432 NSFileManager *fileManager = [NSFileManager defaultManager];
433 BOOL isDir;
434 NSArray *paths = [resourceDir stringsByAppendingPaths:
435 [NSArray arrayWithObjects:
436 @"site-lisp", @"lisp", @"leim", nil]];
437 NSEnumerator *pathEnum = [paths objectEnumerator];
438 resourcePaths = @"";
439
440 /* Hack to skip site-lisp. */
441 if (no_site_lisp) resourcePath = [pathEnum nextObject];
442
443 while ((resourcePath = [pathEnum nextObject]))
444 {
445 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
446 if (isDir)
447 {
448 if ([resourcePaths length] > 0)
449 resourcePaths
450 = [resourcePaths stringByAppendingString: pathSeparator];
451 resourcePaths
452 = [resourcePaths stringByAppendingString: resourcePath];
453 }
454 }
455 if ([resourcePaths length] > 0) return [resourcePaths UTF8String];
456
457 return NULL;
458 }
459
460 static void
461 ns_timeout (int usecs)
462 /* --------------------------------------------------------------------------
463 Blocking timer utility used by ns_ring_bell
464 -------------------------------------------------------------------------- */
465 {
466 EMACS_TIME wakeup = add_emacs_time (current_emacs_time (),
467 make_emacs_time (0, usecs * 1000));
468
469 /* Keep waiting until past the time wakeup. */
470 while (1)
471 {
472 EMACS_TIME timeout, now = current_emacs_time ();
473 if (EMACS_TIME_LE (wakeup, now))
474 break;
475 timeout = sub_emacs_time (wakeup, now);
476
477 /* Try to wait that long--but we might wake up sooner. */
478 pselect (0, NULL, NULL, NULL, &timeout, NULL);
479 }
480 }
481
482
483 void
484 ns_release_object (void *obj)
485 /* --------------------------------------------------------------------------
486 Release an object (callable from C)
487 -------------------------------------------------------------------------- */
488 {
489 [(id)obj release];
490 }
491
492
493 void
494 ns_retain_object (void *obj)
495 /* --------------------------------------------------------------------------
496 Retain an object (callable from C)
497 -------------------------------------------------------------------------- */
498 {
499 [(id)obj retain];
500 }
501
502
503 void *
504 ns_alloc_autorelease_pool (void)
505 /* --------------------------------------------------------------------------
506 Allocate a pool for temporary objects (callable from C)
507 -------------------------------------------------------------------------- */
508 {
509 return [[NSAutoreleasePool alloc] init];
510 }
511
512
513 void
514 ns_release_autorelease_pool (void *pool)
515 /* --------------------------------------------------------------------------
516 Free a pool and temporary objects it refers to (callable from C)
517 -------------------------------------------------------------------------- */
518 {
519 ns_release_object (pool);
520 }
521
522
523
524 /* ==========================================================================
525
526 Focus (clipping) and screen update
527
528 ========================================================================== */
529
530 //
531 // Window constraining
532 // -------------------
533 //
534 // To ensure that the windows are not placed under the menu bar, they
535 // are typically moved by the call-back constrainFrameRect. However,
536 // by overriding it, it's possible to inhibit this, leaving the window
537 // in it's original position.
538 //
539 // It's possible to hide the menu bar. However, technically, it's only
540 // possible to hide it when the application is active. To ensure that
541 // this work properly, the menu bar and window constraining are
542 // deferred until the application becomes active.
543 //
544 // Even though it's not possible to manually move a window above the
545 // top of the screen, it is allowed if it's done programmatically,
546 // when the menu is hidden. This allows the editable area to cover the
547 // full screen height.
548 //
549 // Test cases
550 // ----------
551 //
552 // Use the following extra files:
553 //
554 // init.el:
555 // ;; Hide menu and place frame slightly above the top of the screen.
556 // (setq ns-auto-hide-menu-bar t)
557 // (set-frame-position (selected-frame) 0 -20)
558 //
559 // Test 1:
560 //
561 // emacs -Q -l init.el
562 //
563 // Result: No menu bar, and the title bar should be above the screen.
564 //
565 // Test 2:
566 //
567 // emacs -Q
568 //
569 // Result: Menu bar visible, frame placed immediately below the menu.
570 //
571
572 static void
573 ns_constrain_all_frames (void)
574 {
575 Lisp_Object tail, frame;
576
577 FOR_EACH_FRAME (tail, frame)
578 {
579 struct frame *f = XFRAME (frame);
580 if (FRAME_NS_P (f))
581 {
582 NSView *view = FRAME_NS_VIEW (f);
583 /* This no-op will trigger the default window placing
584 * constraint system. */
585 f->output_data.ns->dont_constrain = 0;
586 [[view window] setFrameOrigin:[[view window] frame].origin];
587 }
588 }
589 }
590
591
592 /* True, if the menu bar should be hidden. */
593
594 static BOOL
595 ns_menu_bar_should_be_hidden (void)
596 {
597 return !NILP (ns_auto_hide_menu_bar)
598 && [NSApp respondsToSelector:@selector(setPresentationOptions:)];
599 }
600
601
602 /* Show or hide the menu bar, based on user setting. */
603
604 static void
605 ns_update_auto_hide_menu_bar (void)
606 {
607 #ifdef NS_IMPL_COCOA
608 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
609 block_input ();
610
611 NSTRACE (ns_update_auto_hide_menu_bar);
612
613 if (NSApp != nil
614 && [NSApp isActive]
615 && [NSApp respondsToSelector:@selector(setPresentationOptions:)])
616 {
617 // Note, "setPresentationOptions" triggers an error unless the
618 // application is active.
619 BOOL menu_bar_should_be_hidden = ns_menu_bar_should_be_hidden ();
620
621 if (menu_bar_should_be_hidden != ns_menu_bar_is_hidden)
622 {
623 NSApplicationPresentationOptions options
624 = NSApplicationPresentationAutoHideDock;
625
626 if (menu_bar_should_be_hidden)
627 options |= NSApplicationPresentationAutoHideMenuBar;
628
629 [NSApp setPresentationOptions: options];
630
631 ns_menu_bar_is_hidden = menu_bar_should_be_hidden;
632
633 if (!ns_menu_bar_is_hidden)
634 {
635 ns_constrain_all_frames ();
636 }
637 }
638 }
639
640 unblock_input ();
641 #endif
642 #endif
643 }
644
645
646 static void
647 ns_update_begin (struct frame *f)
648 /* --------------------------------------------------------------------------
649 Prepare for a grouped sequence of drawing calls
650 external (RIF) call; whole frame, called before update_window_begin
651 -------------------------------------------------------------------------- */
652 {
653 NSView *view = FRAME_NS_VIEW (f);
654 NSRect r = [view frame];
655 NSBezierPath *bp;
656 NSTRACE (ns_update_begin);
657
658 ns_update_auto_hide_menu_bar ();
659
660 ns_updating_frame = f;
661 [view lockFocus];
662
663 /* drawRect may have been called for say the minibuffer, and then clip path
664 is for the minibuffer. But the display engine may draw more because
665 we have set the frame as garbaged. So reset clip path to the whole
666 view. */
667 bp = [[NSBezierPath bezierPathWithRect: r] retain];
668 [bp setClip];
669 [bp release];
670
671 #ifdef NS_IMPL_GNUSTEP
672 uRect = NSMakeRect (0, 0, 0, 0);
673 #endif
674 }
675
676
677 static void
678 ns_update_window_begin (struct window *w)
679 /* --------------------------------------------------------------------------
680 Prepare for a grouped sequence of drawing calls
681 external (RIF) call; for one window, called after update_begin
682 -------------------------------------------------------------------------- */
683 {
684 struct frame *f = XFRAME (WINDOW_FRAME (w));
685 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
686 NSTRACE (ns_update_window_begin);
687 updated_window = w;
688 set_output_cursor (&w->cursor);
689
690 block_input ();
691
692 if (f == hlinfo->mouse_face_mouse_frame)
693 {
694 /* Don't do highlighting for mouse motion during the update. */
695 hlinfo->mouse_face_defer = 1;
696
697 /* If the frame needs to be redrawn,
698 simply forget about any prior mouse highlighting. */
699 if (FRAME_GARBAGED_P (f))
700 hlinfo->mouse_face_window = Qnil;
701
702 /* (further code for mouse faces ifdef'd out in other terms elided) */
703 }
704
705 unblock_input ();
706 }
707
708
709 static void
710 ns_update_window_end (struct window *w, int cursor_on_p,
711 int mouse_face_overwritten_p)
712 /* --------------------------------------------------------------------------
713 Finished a grouped sequence of drawing calls
714 external (RIF) call; for one window called before update_end
715 -------------------------------------------------------------------------- */
716 {
717 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (XFRAME (w->frame));
718
719 /* note: this fn is nearly identical in all terms */
720 if (!w->pseudo_window_p)
721 {
722 block_input ();
723
724 if (cursor_on_p)
725 display_and_set_cursor (w, 1,
726 output_cursor.hpos, output_cursor.vpos,
727 output_cursor.x, output_cursor.y);
728
729 if (draw_window_fringes (w, 1))
730 x_draw_vertical_border (w);
731
732 unblock_input ();
733 }
734
735 /* If a row with mouse-face was overwritten, arrange for
736 frame_up_to_date to redisplay the mouse highlight. */
737 if (mouse_face_overwritten_p)
738 {
739 hlinfo->mouse_face_beg_row = hlinfo->mouse_face_beg_col = -1;
740 hlinfo->mouse_face_end_row = hlinfo->mouse_face_end_col = -1;
741 hlinfo->mouse_face_window = Qnil;
742 }
743
744 updated_window = NULL;
745 NSTRACE (update_window_end);
746 }
747
748
749 static void
750 ns_update_end (struct frame *f)
751 /* --------------------------------------------------------------------------
752 Finished a grouped sequence of drawing calls
753 external (RIF) call; for whole frame, called after update_window_end
754 -------------------------------------------------------------------------- */
755 {
756 NSView *view = FRAME_NS_VIEW (f);
757
758 /* if (f == MOUSE_HL_INFO (f)->mouse_face_mouse_frame) */
759 MOUSE_HL_INFO (f)->mouse_face_defer = 0;
760
761 block_input ();
762
763 #ifdef NS_IMPL_GNUSTEP
764 /* trigger flush only in the rectangle we tracked as being drawn */
765 [view unlockFocusNeedsFlush: NO];
766 /*fprintf (stderr, " (%.0f, %.0f : %.0f x %.0f)", uRect.origin.x, uRect.origin.y, uRect.size.width, uRect.size.height); */
767 [view lockFocusInRect: uRect];
768 #endif
769
770 [view unlockFocus];
771 [[view window] flushWindow];
772
773 unblock_input ();
774 ns_updating_frame = NULL;
775 NSTRACE (ns_update_end);
776 }
777
778
779 static void
780 ns_flush (struct frame *f)
781 /* --------------------------------------------------------------------------
782 external (RIF) call
783 NS impl is no-op since currently we flush in ns_update_end and elsewhere
784 -------------------------------------------------------------------------- */
785 {
786 NSTRACE (ns_flush);
787 }
788
789
790 static void
791 ns_focus (struct frame *f, NSRect *r, int n)
792 /* --------------------------------------------------------------------------
793 Internal: Focus on given frame. During small local updates this is used to
794 draw, however during large updates, ns_update_begin and ns_update_end are
795 called to wrap the whole thing, in which case these calls are stubbed out.
796 Except, on GNUstep, we accumulate the rectangle being drawn into, because
797 the back end won't do this automatically, and will just end up flushing
798 the entire window.
799 -------------------------------------------------------------------------- */
800 {
801 // NSTRACE (ns_focus);
802 #ifdef NS_IMPL_GNUSTEP
803 NSRect u;
804 if (n == 2)
805 u = NSUnionRect (r[0], r[1]);
806 else if (r)
807 u = *r;
808 #endif
809 /* static int c =0;
810 fprintf (stderr, "focus: %d", c++);
811 if (r) fprintf (stderr, " (%.0f, %.0f : %.0f x %.0f)", r->origin.x, r->origin.y, r->size.width, r->size.height);
812 fprintf (stderr, "\n"); */
813
814 if (f != ns_updating_frame)
815 {
816 NSView *view = FRAME_NS_VIEW (f);
817 if (view != focus_view)
818 {
819 if (focus_view != NULL)
820 {
821 [focus_view unlockFocus];
822 [[focus_view window] flushWindow];
823 /*debug_lock--; */
824 }
825
826 if (view)
827 #ifdef NS_IMPL_GNUSTEP
828 r ? [view lockFocusInRect: u] : [view lockFocus];
829 #else
830 [view lockFocus];
831 #endif
832 focus_view = view;
833 /*if (view) debug_lock++; */
834 }
835 #ifdef NS_IMPL_GNUSTEP
836 else
837 {
838 /* more than one rect being drawn into */
839 if (view && r)
840 {
841 [view unlockFocus]; /* add prev rect to redraw list */
842 [view lockFocusInRect: u]; /* focus for draw in new rect */
843 }
844 }
845 #endif
846 }
847 #ifdef NS_IMPL_GNUSTEP
848 else
849 {
850 /* in batch mode, but in GNUstep must still track rectangles explicitly */
851 uRect = (r ? NSUnionRect (uRect, u) : [FRAME_NS_VIEW (f) visibleRect]);
852 }
853 #endif
854
855 /* clipping */
856 if (r)
857 {
858 [[NSGraphicsContext currentContext] saveGraphicsState];
859 if (n == 2)
860 NSRectClipList (r, 2);
861 else
862 NSRectClip (*r);
863 gsaved = YES;
864 }
865 }
866
867
868 static void
869 ns_unfocus (struct frame *f)
870 /* --------------------------------------------------------------------------
871 Internal: Remove focus on given frame
872 -------------------------------------------------------------------------- */
873 {
874 // NSTRACE (ns_unfocus);
875
876 if (gsaved)
877 {
878 [[NSGraphicsContext currentContext] restoreGraphicsState];
879 gsaved = NO;
880 }
881
882 if (f != ns_updating_frame)
883 {
884 if (focus_view != NULL)
885 {
886 [focus_view unlockFocus];
887 [[focus_view window] flushWindow];
888 focus_view = NULL;
889 /*debug_lock--; */
890 }
891 }
892 }
893
894
895 static void
896 ns_clip_to_row (struct window *w, struct glyph_row *row, int area, BOOL gc)
897 /* --------------------------------------------------------------------------
898 Internal (but parallels other terms): Focus drawing on given row
899 -------------------------------------------------------------------------- */
900 {
901 struct frame *f = XFRAME (WINDOW_FRAME (w));
902 NSRect clip_rect;
903 int window_x, window_y, window_width;
904
905 window_box (w, area, &window_x, &window_y, &window_width, 0);
906
907 clip_rect.origin.x = window_x;
908 clip_rect.origin.y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, row->y));
909 clip_rect.origin.y = max (clip_rect.origin.y, window_y);
910 clip_rect.size.width = window_width;
911 clip_rect.size.height = row->visible_height;
912
913 ns_focus (f, &clip_rect, 1);
914 }
915
916
917 static void
918 ns_ring_bell (struct frame *f)
919 /* --------------------------------------------------------------------------
920 "Beep" routine
921 -------------------------------------------------------------------------- */
922 {
923 NSTRACE (ns_ring_bell);
924 if (visible_bell)
925 {
926 NSAutoreleasePool *pool;
927 struct frame *frame = SELECTED_FRAME ();
928 NSView *view;
929
930 block_input ();
931 pool = [[NSAutoreleasePool alloc] init];
932
933 view = FRAME_NS_VIEW (frame);
934 if (view != nil)
935 {
936 NSRect r, surr;
937 NSPoint dim = NSMakePoint (128, 128);
938
939 r = [view bounds];
940 r.origin.x += (r.size.width - dim.x) / 2;
941 r.origin.y += (r.size.height - dim.y) / 2;
942 r.size.width = dim.x;
943 r.size.height = dim.y;
944 surr = NSInsetRect (r, -2, -2);
945 ns_focus (frame, &surr, 1);
946 [[view window] cacheImageInRect: [view convertRect: surr toView:nil]];
947 [ns_lookup_indexed_color (NS_FACE_FOREGROUND
948 (FRAME_DEFAULT_FACE (frame)), frame) set];
949 NSRectFill (r);
950 [[view window] flushWindow];
951 ns_timeout (150000);
952 [[view window] restoreCachedImage];
953 [[view window] flushWindow];
954 ns_unfocus (frame);
955 }
956 [pool release];
957 unblock_input ();
958 }
959 else
960 {
961 NSBeep ();
962 }
963 }
964
965
966 static void
967 ns_reset_terminal_modes (struct terminal *terminal)
968 /* Externally called as hook */
969 {
970 NSTRACE (ns_reset_terminal_modes);
971 }
972
973
974 static void
975 ns_set_terminal_modes (struct terminal *terminal)
976 /* Externally called as hook */
977 {
978 NSTRACE (ns_set_terminal_modes);
979 }
980
981
982
983 /* ==========================================================================
984
985 Frame / window manager related functions
986
987 ========================================================================== */
988
989
990 static void
991 ns_raise_frame (struct frame *f)
992 /* --------------------------------------------------------------------------
993 Bring window to foreground and make it active
994 -------------------------------------------------------------------------- */
995 {
996 NSView *view = FRAME_NS_VIEW (f);
997 check_ns ();
998 block_input ();
999 if (FRAME_VISIBLE_P (f))
1000 [[view window] makeKeyAndOrderFront: NSApp];
1001 unblock_input ();
1002 }
1003
1004
1005 static void
1006 ns_lower_frame (struct frame *f)
1007 /* --------------------------------------------------------------------------
1008 Send window to back
1009 -------------------------------------------------------------------------- */
1010 {
1011 NSView *view = FRAME_NS_VIEW (f);
1012 check_ns ();
1013 block_input ();
1014 [[view window] orderBack: NSApp];
1015 unblock_input ();
1016 }
1017
1018
1019 static void
1020 ns_frame_raise_lower (struct frame *f, int raise)
1021 /* --------------------------------------------------------------------------
1022 External (hook)
1023 -------------------------------------------------------------------------- */
1024 {
1025 NSTRACE (ns_frame_raise_lower);
1026
1027 if (raise)
1028 ns_raise_frame (f);
1029 else
1030 ns_lower_frame (f);
1031 }
1032
1033
1034 static void
1035 ns_frame_rehighlight (struct frame *frame)
1036 /* --------------------------------------------------------------------------
1037 External (hook): called on things like window switching within frame
1038 -------------------------------------------------------------------------- */
1039 {
1040 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (frame);
1041 struct frame *old_highlight = dpyinfo->x_highlight_frame;
1042
1043 NSTRACE (ns_frame_rehighlight);
1044 if (dpyinfo->x_focus_frame)
1045 {
1046 dpyinfo->x_highlight_frame
1047 = (FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
1048 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
1049 : dpyinfo->x_focus_frame);
1050 if (!FRAME_LIVE_P (dpyinfo->x_highlight_frame))
1051 {
1052 fset_focus_frame (dpyinfo->x_focus_frame, Qnil);
1053 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame;
1054 }
1055 }
1056 else
1057 dpyinfo->x_highlight_frame = 0;
1058
1059 if (dpyinfo->x_highlight_frame &&
1060 dpyinfo->x_highlight_frame != old_highlight)
1061 {
1062 if (old_highlight)
1063 {
1064 x_update_cursor (old_highlight, 1);
1065 x_set_frame_alpha (old_highlight);
1066 }
1067 if (dpyinfo->x_highlight_frame)
1068 {
1069 x_update_cursor (dpyinfo->x_highlight_frame, 1);
1070 x_set_frame_alpha (dpyinfo->x_highlight_frame);
1071 }
1072 }
1073 }
1074
1075
1076 void
1077 x_make_frame_visible (struct frame *f)
1078 /* --------------------------------------------------------------------------
1079 External: Show the window (X11 semantics)
1080 -------------------------------------------------------------------------- */
1081 {
1082 NSTRACE (x_make_frame_visible);
1083 /* XXX: at some points in past this was not needed, as the only place that
1084 called this (frame.c:Fraise_frame ()) also called raise_lower;
1085 if this ends up the case again, comment this out again. */
1086 if (!FRAME_VISIBLE_P (f))
1087 {
1088 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (f);
1089
1090 SET_FRAME_VISIBLE (f, 1);
1091 ns_raise_frame (f);
1092
1093 /* Making a new frame from a fullscreen frame will make the new frame
1094 fullscreen also. So skip handleFS as this will print an error. */
1095 if ([view fsIsNative] && f->want_fullscreen == FULLSCREEN_BOTH
1096 && [view isFullscreen])
1097 return;
1098
1099 if (f->want_fullscreen != FULLSCREEN_NONE)
1100 {
1101 block_input ();
1102 [view handleFS];
1103 unblock_input ();
1104 }
1105 }
1106 }
1107
1108
1109 void
1110 x_make_frame_invisible (struct frame *f)
1111 /* --------------------------------------------------------------------------
1112 External: Hide the window (X11 semantics)
1113 -------------------------------------------------------------------------- */
1114 {
1115 NSView * view = FRAME_NS_VIEW (f);
1116 NSTRACE (x_make_frame_invisible);
1117 check_ns ();
1118 [[view window] orderOut: NSApp];
1119 SET_FRAME_VISIBLE (f, 0);
1120 SET_FRAME_ICONIFIED (f, 0);
1121 }
1122
1123
1124 void
1125 x_iconify_frame (struct frame *f)
1126 /* --------------------------------------------------------------------------
1127 External: Iconify window
1128 -------------------------------------------------------------------------- */
1129 {
1130 NSView * view = FRAME_NS_VIEW (f);
1131 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
1132 NSTRACE (x_iconify_frame);
1133 check_ns ();
1134
1135 if (dpyinfo->x_highlight_frame == f)
1136 dpyinfo->x_highlight_frame = 0;
1137
1138 if ([[view window] windowNumber] <= 0)
1139 {
1140 /* the window is still deferred. Make it very small, bring it
1141 on screen and order it out. */
1142 NSRect s = { { 100, 100}, {0, 0} };
1143 NSRect t;
1144 t = [[view window] frame];
1145 [[view window] setFrame: s display: NO];
1146 [[view window] orderBack: NSApp];
1147 [[view window] orderOut: NSApp];
1148 [[view window] setFrame: t display: NO];
1149 }
1150 [[view window] miniaturize: NSApp];
1151 }
1152
1153 /* Free X resources of frame F. */
1154
1155 void
1156 x_free_frame_resources (struct frame *f)
1157 {
1158 NSView *view = FRAME_NS_VIEW (f);
1159 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
1160 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
1161 NSTRACE (x_free_frame_resources);
1162 check_ns ();
1163
1164 [(EmacsView *)view setWindowClosing: YES]; /* may not have been informed */
1165
1166 block_input ();
1167
1168 free_frame_menubar (f);
1169
1170 if (FRAME_FACE_CACHE (f))
1171 free_frame_faces (f);
1172
1173 if (f == dpyinfo->x_focus_frame)
1174 dpyinfo->x_focus_frame = 0;
1175 if (f == dpyinfo->x_highlight_frame)
1176 dpyinfo->x_highlight_frame = 0;
1177 if (f == hlinfo->mouse_face_mouse_frame)
1178 {
1179 hlinfo->mouse_face_beg_row = hlinfo->mouse_face_beg_col = -1;
1180 hlinfo->mouse_face_end_row = hlinfo->mouse_face_end_col = -1;
1181 hlinfo->mouse_face_window = Qnil;
1182 hlinfo->mouse_face_mouse_frame = 0;
1183 }
1184
1185 if (f->output_data.ns->miniimage != nil)
1186 [f->output_data.ns->miniimage release];
1187
1188 [[view window] close];
1189 [view release];
1190
1191 xfree (f->output_data.ns);
1192
1193 unblock_input ();
1194 }
1195
1196 void
1197 x_destroy_window (struct frame *f)
1198 /* --------------------------------------------------------------------------
1199 External: Delete the window
1200 -------------------------------------------------------------------------- */
1201 {
1202 NSTRACE (x_destroy_window);
1203 check_ns ();
1204 x_free_frame_resources (f);
1205 ns_window_num--;
1206 }
1207
1208
1209 void
1210 x_set_offset (struct frame *f, int xoff, int yoff, int change_grav)
1211 /* --------------------------------------------------------------------------
1212 External: Position the window
1213 -------------------------------------------------------------------------- */
1214 {
1215 NSView *view = FRAME_NS_VIEW (f);
1216 NSArray *screens = [NSScreen screens];
1217 NSScreen *fscreen = [screens objectAtIndex: 0];
1218 NSScreen *screen = [[view window] screen];
1219
1220 NSTRACE (x_set_offset);
1221
1222 block_input ();
1223
1224 f->left_pos = xoff;
1225 f->top_pos = yoff;
1226
1227 if (view != nil && screen && fscreen)
1228 {
1229 f->left_pos = f->size_hint_flags & XNegative
1230 ? [screen visibleFrame].size.width + f->left_pos - FRAME_PIXEL_WIDTH (f)
1231 : f->left_pos;
1232 /* We use visibleFrame here to take menu bar into account.
1233 Ideally we should also adjust left/top with visibleFrame.origin. */
1234
1235 f->top_pos = f->size_hint_flags & YNegative
1236 ? ([screen visibleFrame].size.height + f->top_pos
1237 - FRAME_PIXEL_HEIGHT (f) - FRAME_NS_TITLEBAR_HEIGHT (f)
1238 - FRAME_TOOLBAR_HEIGHT (f))
1239 : f->top_pos;
1240 #ifdef NS_IMPL_GNUSTEP
1241 if (f->left_pos < 100)
1242 f->left_pos = 100; /* don't overlap menu */
1243 #endif
1244 /* Constrain the setFrameTopLeftPoint so we don't move behind the
1245 menu bar. */
1246 f->output_data.ns->dont_constrain = 0;
1247 [[view window] setFrameTopLeftPoint:
1248 NSMakePoint (SCREENMAXBOUND (f->left_pos),
1249 SCREENMAXBOUND ([fscreen frame].size.height
1250 - NS_TOP_POS (f)))];
1251 f->size_hint_flags &= ~(XNegative|YNegative);
1252 }
1253
1254 unblock_input ();
1255 }
1256
1257
1258 void
1259 x_set_window_size (struct frame *f, int change_grav, int cols, int rows)
1260 /* --------------------------------------------------------------------------
1261 Adjust window pixel size based on given character grid size
1262 Impl is a bit more complex than other terms, need to do some
1263 internal clipping.
1264 -------------------------------------------------------------------------- */
1265 {
1266 EmacsView *view = FRAME_NS_VIEW (f);
1267 NSWindow *window = [view window];
1268 NSRect wr = [window frame];
1269 int tb = FRAME_EXTERNAL_TOOL_BAR (f);
1270 int pixelwidth, pixelheight;
1271
1272 NSTRACE (x_set_window_size);
1273
1274 if (view == nil)
1275 return;
1276
1277 /*fprintf (stderr, "\tsetWindowSize: %d x %d, font size %d x %d\n", cols, rows, FRAME_COLUMN_WIDTH (f), FRAME_LINE_HEIGHT (f)); */
1278
1279 block_input ();
1280
1281 check_frame_size (f, &rows, &cols);
1282
1283 f->scroll_bar_actual_width = NS_SCROLL_BAR_WIDTH (f);
1284 compute_fringe_widths (f, 0);
1285
1286 pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols);
1287 pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows);
1288
1289 /* If we have a toolbar, take its height into account. */
1290 if (tb && ! [view isFullscreen])
1291 /* NOTE: previously this would generate wrong result if toolbar not
1292 yet displayed and fixing toolbar_height=32 helped, but
1293 now (200903) seems no longer needed */
1294 FRAME_TOOLBAR_HEIGHT (f) =
1295 NSHeight ([window frameRectForContentRect: NSMakeRect (0, 0, 0, 0)])
1296 - FRAME_NS_TITLEBAR_HEIGHT (f);
1297 else
1298 FRAME_TOOLBAR_HEIGHT (f) = 0;
1299
1300 wr.size.width = pixelwidth + f->border_width;
1301 wr.size.height = pixelheight;
1302 if (! [view isFullscreen])
1303 wr.size.height += FRAME_NS_TITLEBAR_HEIGHT (f)
1304 + FRAME_TOOLBAR_HEIGHT (f);
1305
1306 /* Do not try to constrain to this screen. We may have multiple
1307 screens, and want Emacs to span those. Constraining to screen
1308 prevents that, and that is not nice to the user. */
1309 if (f->output_data.ns->zooming)
1310 f->output_data.ns->zooming = 0;
1311 else
1312 wr.origin.y += FRAME_PIXEL_HEIGHT (f) - pixelheight;
1313
1314 [view setRows: rows andColumns: cols];
1315 [window setFrame: wr display: YES];
1316
1317 /*fprintf (stderr, "\tx_set_window_size %d, %d\t%d, %d\n", cols, rows, pixelwidth, pixelheight); */
1318
1319 /* This is a trick to compensate for Emacs' managing the scrollbar area
1320 as a fixed number of standard character columns. Instead of leaving
1321 blank space for the extra, we chopped it off above. Now for
1322 left-hand scrollbars, we shift all rendering to the left by the
1323 difference between the real width and Emacs' imagined one. For
1324 right-hand bars, don't worry about it since the extra is never used.
1325 (Obviously doesn't work for vertically split windows tho..) */
1326 {
1327 NSPoint origin = FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)
1328 ? NSMakePoint (FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f)
1329 - NS_SCROLL_BAR_WIDTH (f), 0)
1330 : NSMakePoint (0, 0);
1331 [view setFrame: NSMakeRect (0, 0, pixelwidth, pixelheight)];
1332 [view setBoundsOrigin: origin];
1333 }
1334
1335 change_frame_size (f, rows, cols, 0, 1, 0); /* pretend, delay, safe */
1336 FRAME_PIXEL_WIDTH (f) = pixelwidth;
1337 FRAME_PIXEL_HEIGHT (f) = pixelheight;
1338 /* SET_FRAME_GARBAGED (f); // this short-circuits expose call in drawRect */
1339
1340 mark_window_cursors_off (XWINDOW (f->root_window));
1341 cancel_mouse_face (f);
1342
1343 unblock_input ();
1344 }
1345
1346
1347 static void
1348 ns_fullscreen_hook (FRAME_PTR f)
1349 {
1350 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (f);
1351
1352 if (!FRAME_VISIBLE_P (f))
1353 return;
1354
1355 if (! [view fsIsNative] && f->want_fullscreen == FULLSCREEN_BOTH)
1356 {
1357 /* Old style fs don't initiate correctly if created from
1358 init/default-frame alist, so use a timer (not nice...).
1359 */
1360 [NSTimer scheduledTimerWithTimeInterval: 0.5 target: view
1361 selector: @selector (handleFS)
1362 userInfo: nil repeats: NO];
1363 return;
1364 }
1365
1366 block_input ();
1367 [view handleFS];
1368 unblock_input ();
1369 }
1370
1371 /* ==========================================================================
1372
1373 Color management
1374
1375 ========================================================================== */
1376
1377
1378 NSColor *
1379 ns_lookup_indexed_color (unsigned long idx, struct frame *f)
1380 {
1381 struct ns_color_table *color_table = FRAME_NS_DISPLAY_INFO (f)->color_table;
1382 if (idx < 1 || idx >= color_table->avail)
1383 return nil;
1384 return color_table->colors[idx];
1385 }
1386
1387
1388 unsigned long
1389 ns_index_color (NSColor *color, struct frame *f)
1390 {
1391 struct ns_color_table *color_table = FRAME_NS_DISPLAY_INFO (f)->color_table;
1392 ptrdiff_t idx;
1393 ptrdiff_t i;
1394
1395 if (!color_table->colors)
1396 {
1397 color_table->size = NS_COLOR_CAPACITY;
1398 color_table->avail = 1; /* skip idx=0 as marker */
1399 color_table->colors = xmalloc (color_table->size * sizeof (NSColor *));
1400 color_table->colors[0] = nil;
1401 color_table->empty_indices = [[NSMutableSet alloc] init];
1402 }
1403
1404 /* do we already have this color ? */
1405 for (i = 1; i < color_table->avail; i++)
1406 if (color_table->colors[i] && [color_table->colors[i] isEqual: color])
1407 return i;
1408
1409 if ([color_table->empty_indices count] > 0)
1410 {
1411 NSNumber *index = [color_table->empty_indices anyObject];
1412 [color_table->empty_indices removeObject: index];
1413 idx = [index unsignedLongValue];
1414 }
1415 else
1416 {
1417 if (color_table->avail == color_table->size)
1418 color_table->colors =
1419 xpalloc (color_table->colors, &color_table->size, 1,
1420 min (ULONG_MAX, PTRDIFF_MAX), sizeof *color_table->colors);
1421 idx = color_table->avail++;
1422 }
1423
1424 color_table->colors[idx] = color;
1425 [color retain];
1426 /*fprintf(stderr, "color_table: allocated %d\n",idx);*/
1427 return idx;
1428 }
1429
1430
1431 void
1432 ns_free_indexed_color (unsigned long idx, struct frame *f)
1433 {
1434 struct ns_color_table *color_table;
1435 NSColor *color;
1436 NSNumber *index;
1437
1438 if (!f)
1439 return;
1440
1441 color_table = FRAME_NS_DISPLAY_INFO (f)->color_table;
1442
1443 if (idx <= 0 || idx >= color_table->size) {
1444 message1 ("ns_free_indexed_color: Color index out of range.\n");
1445 return;
1446 }
1447
1448 index = [NSNumber numberWithUnsignedInt: idx];
1449 if ([color_table->empty_indices containsObject: index]) {
1450 message1 ("ns_free_indexed_color: attempt to free already freed color.\n");
1451 return;
1452 }
1453
1454 color = color_table->colors[idx];
1455 [color release];
1456 color_table->colors[idx] = nil;
1457 [color_table->empty_indices addObject: index];
1458 /*fprintf(stderr, "color_table: FREED %d\n",idx);*/
1459 }
1460
1461
1462 static int
1463 ns_get_color (const char *name, NSColor **col)
1464 /* --------------------------------------------------------------------------
1465 Parse a color name
1466 -------------------------------------------------------------------------- */
1467 /* On *Step, we attempt to mimic the X11 platform here, down to installing an
1468 X11 rgb.txt-compatible color list in Emacs.clr (see ns_term_init()).
1469 See: http://thread.gmane.org/gmane.emacs.devel/113050/focus=113272). */
1470 {
1471 NSColor *new = nil;
1472 static char hex[20];
1473 int scaling;
1474 float r = -1.0, g, b;
1475 NSString *nsname = [NSString stringWithUTF8String: name];
1476
1477 /*fprintf (stderr, "ns_get_color: '%s'\n", name); */
1478 block_input ();
1479
1480 if ([nsname isEqualToString: @"ns_selection_color"])
1481 {
1482 nsname = ns_selection_color;
1483 name = [ns_selection_color UTF8String];
1484 }
1485
1486 /* First, check for some sort of numeric specification. */
1487 hex[0] = '\0';
1488
1489 if (name[0] == '0' || name[0] == '1' || name[0] == '.') /* RGB decimal */
1490 {
1491 NSScanner *scanner = [NSScanner scannerWithString: nsname];
1492 [scanner scanFloat: &r];
1493 [scanner scanFloat: &g];
1494 [scanner scanFloat: &b];
1495 }
1496 else if (!strncmp(name, "rgb:", 4)) /* A newer X11 format -- rgb:r/g/b */
1497 scaling = (snprintf (hex, sizeof hex, "%s", name + 4) - 2) / 3;
1498 else if (name[0] == '#') /* An old X11 format; convert to newer */
1499 {
1500 int len = (strlen(name) - 1);
1501 int start = (len % 3 == 0) ? 1 : len / 4 + 1;
1502 int i;
1503 scaling = strlen(name+start) / 3;
1504 for (i = 0; i < 3; i++)
1505 sprintf (hex + i * (scaling + 1), "%.*s/", scaling,
1506 name + start + i * scaling);
1507 hex[3 * (scaling + 1) - 1] = '\0';
1508 }
1509
1510 if (hex[0])
1511 {
1512 int rr, gg, bb;
1513 float fscale = scaling == 4 ? 65535.0 : (scaling == 2 ? 255.0 : 15.0);
1514 if (sscanf (hex, "%x/%x/%x", &rr, &gg, &bb))
1515 {
1516 r = rr / fscale;
1517 g = gg / fscale;
1518 b = bb / fscale;
1519 }
1520 }
1521
1522 if (r >= 0.0)
1523 {
1524 *col = [NSColor colorWithCalibratedRed: r green: g blue: b alpha: 1.0];
1525 unblock_input ();
1526 return 0;
1527 }
1528
1529 /* Otherwise, color is expected to be from a list */
1530 {
1531 NSEnumerator *lenum, *cenum;
1532 NSString *name;
1533 NSColorList *clist;
1534
1535 #ifdef NS_IMPL_GNUSTEP
1536 /* XXX: who is wrong, the requestor or the implementation? */
1537 if ([nsname compare: @"Highlight" options: NSCaseInsensitiveSearch]
1538 == NSOrderedSame)
1539 nsname = @"highlightColor";
1540 #endif
1541
1542 lenum = [[NSColorList availableColorLists] objectEnumerator];
1543 while ( (clist = [lenum nextObject]) && new == nil)
1544 {
1545 cenum = [[clist allKeys] objectEnumerator];
1546 while ( (name = [cenum nextObject]) && new == nil )
1547 {
1548 if ([name compare: nsname
1549 options: NSCaseInsensitiveSearch] == NSOrderedSame )
1550 new = [clist colorWithKey: name];
1551 }
1552 }
1553 }
1554
1555 if (new)
1556 *col = [new colorUsingColorSpaceName: NSCalibratedRGBColorSpace];
1557 unblock_input ();
1558 return new ? 0 : 1;
1559 }
1560
1561
1562 int
1563 ns_lisp_to_color (Lisp_Object color, NSColor **col)
1564 /* --------------------------------------------------------------------------
1565 Convert a Lisp string object to a NS color
1566 -------------------------------------------------------------------------- */
1567 {
1568 NSTRACE (ns_lisp_to_color);
1569 if (STRINGP (color))
1570 return ns_get_color (SSDATA (color), col);
1571 else if (SYMBOLP (color))
1572 return ns_get_color (SSDATA (SYMBOL_NAME (color)), col);
1573 return 1;
1574 }
1575
1576
1577 Lisp_Object
1578 ns_color_to_lisp (NSColor *col)
1579 /* --------------------------------------------------------------------------
1580 Convert a color to a lisp string with the RGB equivalent
1581 -------------------------------------------------------------------------- */
1582 {
1583 CGFloat red, green, blue, alpha, gray;
1584 char buf[1024];
1585 const char *str;
1586 NSTRACE (ns_color_to_lisp);
1587
1588 block_input ();
1589 if ([[col colorSpaceName] isEqualToString: NSNamedColorSpace])
1590
1591 if ((str =[[col colorNameComponent] UTF8String]))
1592 {
1593 unblock_input ();
1594 return build_string ((char *)str);
1595 }
1596
1597 [[col colorUsingColorSpaceName: NSCalibratedRGBColorSpace]
1598 getRed: &red green: &green blue: &blue alpha: &alpha];
1599 if (red ==green && red ==blue)
1600 {
1601 [[col colorUsingColorSpaceName: NSCalibratedWhiteColorSpace]
1602 getWhite: &gray alpha: &alpha];
1603 snprintf (buf, sizeof (buf), "#%2.2lx%2.2lx%2.2lx",
1604 lrint (gray * 0xff), lrint (gray * 0xff), lrint (gray * 0xff));
1605 unblock_input ();
1606 return build_string (buf);
1607 }
1608
1609 snprintf (buf, sizeof (buf), "#%2.2lx%2.2lx%2.2lx",
1610 lrint (red*0xff), lrint (green*0xff), lrint (blue*0xff));
1611
1612 unblock_input ();
1613 return build_string (buf);
1614 }
1615
1616
1617 void
1618 ns_query_color(void *col, XColor *color_def, int setPixel)
1619 /* --------------------------------------------------------------------------
1620 Get ARGB values out of NSColor col and put them into color_def.
1621 If setPixel, set the pixel to a concatenated version.
1622 and set color_def pixel to the resulting index.
1623 -------------------------------------------------------------------------- */
1624 {
1625 CGFloat r, g, b, a;
1626
1627 [((NSColor *)col) getRed: &r green: &g blue: &b alpha: &a];
1628 color_def->red = r * 65535;
1629 color_def->green = g * 65535;
1630 color_def->blue = b * 65535;
1631
1632 if (setPixel == YES)
1633 color_def->pixel
1634 = ARGB_TO_ULONG((int)(a*255),
1635 (int)(r*255), (int)(g*255), (int)(b*255));
1636 }
1637
1638
1639 bool
1640 ns_defined_color (struct frame *f,
1641 const char *name,
1642 XColor *color_def,
1643 bool alloc,
1644 bool makeIndex)
1645 /* --------------------------------------------------------------------------
1646 Return true if named color found, and set color_def rgb accordingly.
1647 If makeIndex and alloc are nonzero put the color in the color_table,
1648 and set color_def pixel to the resulting index.
1649 If makeIndex is zero, set color_def pixel to ARGB.
1650 Return false if not found
1651 -------------------------------------------------------------------------- */
1652 {
1653 NSColor *col;
1654 NSTRACE (ns_defined_color);
1655
1656 block_input ();
1657 if (ns_get_color (name, &col) != 0) /* Color not found */
1658 {
1659 unblock_input ();
1660 return 0;
1661 }
1662 if (makeIndex && alloc)
1663 color_def->pixel = ns_index_color (col, f);
1664 ns_query_color (col, color_def, !makeIndex);
1665 unblock_input ();
1666 return 1;
1667 }
1668
1669
1670 unsigned long
1671 ns_get_rgb_color (struct frame *f, float r, float g, float b, float a)
1672 /* --------------------------------------------------------------------------
1673 return an autoreleased RGB color
1674 -------------------------------------------------------------------------- */
1675 {
1676 /*static int c = 1; fprintf (stderr, "color request %d\n", c++); */
1677 if (r < 0.0) r = 0.0;
1678 else if (r > 1.0) r = 1.0;
1679 if (g < 0.0) g = 0.0;
1680 else if (g > 1.0) g = 1.0;
1681 if (b < 0.0) b = 0.0;
1682 else if (b > 1.0) b = 1.0;
1683 if (a < 0.0) a = 0.0;
1684 else if (a > 1.0) a = 1.0;
1685 return (unsigned long) ns_index_color(
1686 [NSColor colorWithCalibratedRed: r green: g blue: b alpha: a], f);
1687 }
1688
1689
1690 void
1691 x_set_frame_alpha (struct frame *f)
1692 /* --------------------------------------------------------------------------
1693 change the entire-frame transparency
1694 -------------------------------------------------------------------------- */
1695 {
1696 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
1697 EmacsView *view = FRAME_NS_VIEW (f);
1698 double alpha = 1.0;
1699 double alpha_min = 1.0;
1700
1701 if (dpyinfo->x_highlight_frame == f)
1702 alpha = f->alpha[0];
1703 else
1704 alpha = f->alpha[1];
1705
1706 if (FLOATP (Vframe_alpha_lower_limit))
1707 alpha_min = XFLOAT_DATA (Vframe_alpha_lower_limit);
1708 else if (INTEGERP (Vframe_alpha_lower_limit))
1709 alpha_min = (XINT (Vframe_alpha_lower_limit)) / 100.0;
1710
1711 if (alpha < 0.0)
1712 return;
1713 else if (1.0 < alpha)
1714 alpha = 1.0;
1715 else if (0.0 <= alpha && alpha < alpha_min && alpha_min <= 1.0)
1716 alpha = alpha_min;
1717
1718 #ifdef NS_IMPL_COCOA
1719 [[view window] setAlphaValue: alpha];
1720 #endif
1721 }
1722
1723
1724 /* ==========================================================================
1725
1726 Mouse handling
1727
1728 ========================================================================== */
1729
1730
1731 void
1732 x_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y)
1733 /* --------------------------------------------------------------------------
1734 Programmatically reposition mouse pointer in pixel coordinates
1735 -------------------------------------------------------------------------- */
1736 {
1737 NSTRACE (x_set_mouse_pixel_position);
1738 ns_raise_frame (f);
1739 #if 0
1740 /* FIXME: this does not work, and what about GNUstep? */
1741 #ifdef NS_IMPL_COCOA
1742 [FRAME_NS_VIEW (f) lockFocus];
1743 PSsetmouse ((float)pix_x, (float)pix_y);
1744 [FRAME_NS_VIEW (f) unlockFocus];
1745 #endif
1746 #endif
1747 }
1748
1749
1750 void
1751 x_set_mouse_position (struct frame *f, int h, int v)
1752 /* --------------------------------------------------------------------------
1753 Programmatically reposition mouse pointer in character coordinates
1754 -------------------------------------------------------------------------- */
1755 {
1756 int pix_x, pix_y;
1757
1758 pix_x = FRAME_COL_TO_PIXEL_X (f, h) + FRAME_COLUMN_WIDTH (f) / 2;
1759 pix_y = FRAME_LINE_TO_PIXEL_Y (f, v) + FRAME_LINE_HEIGHT (f) / 2;
1760
1761 if (pix_x < 0) pix_x = 0;
1762 if (pix_x > FRAME_PIXEL_WIDTH (f)) pix_x = FRAME_PIXEL_WIDTH (f);
1763
1764 if (pix_y < 0) pix_y = 0;
1765 if (pix_y > FRAME_PIXEL_HEIGHT (f)) pix_y = FRAME_PIXEL_HEIGHT (f);
1766
1767 x_set_mouse_pixel_position (f, pix_x, pix_y);
1768 }
1769
1770
1771 static int
1772 note_mouse_movement (struct frame *frame, float x, float y)
1773 /* ------------------------------------------------------------------------
1774 Called by EmacsView on mouseMovement events. Passes on
1775 to emacs mainstream code if we moved off of a rect of interest
1776 known as last_mouse_glyph.
1777 ------------------------------------------------------------------------ */
1778 {
1779 // NSTRACE (note_mouse_movement);
1780
1781 XSETFRAME (last_mouse_motion_frame, frame);
1782
1783 /* Note, this doesn't get called for enter/leave, since we don't have a
1784 position. Those are taken care of in the corresponding NSView methods. */
1785
1786 /* has movement gone beyond last rect we were tracking? */
1787 if (x < last_mouse_glyph.origin.x ||
1788 x >= (last_mouse_glyph.origin.x + last_mouse_glyph.size.width) ||
1789 y < last_mouse_glyph.origin.y ||
1790 y >= (last_mouse_glyph.origin.y + last_mouse_glyph.size.height))
1791 {
1792 ns_update_begin(frame);
1793 frame->mouse_moved = 1;
1794 note_mouse_highlight (frame, x, y);
1795 remember_mouse_glyph (frame, x, y, &last_mouse_glyph);
1796 ns_update_end(frame);
1797 return 1;
1798 }
1799
1800 return 0;
1801 }
1802
1803
1804 static void
1805 ns_mouse_position (struct frame **fp, int insist, Lisp_Object *bar_window,
1806 enum scroll_bar_part *part, Lisp_Object *x, Lisp_Object *y,
1807 Time *time)
1808 /* --------------------------------------------------------------------------
1809 External (hook): inform emacs about mouse position and hit parts.
1810 If a scrollbar is being dragged, set bar_window, part, x, y, time.
1811 x & y should be position in the scrollbar (the whole bar, not the handle)
1812 and length of scrollbar respectively
1813 -------------------------------------------------------------------------- */
1814 {
1815 id view;
1816 NSPoint position;
1817 Lisp_Object frame, tail;
1818 struct frame *f;
1819 struct ns_display_info *dpyinfo;
1820
1821 NSTRACE (ns_mouse_position);
1822
1823 if (*fp == NULL)
1824 {
1825 fprintf (stderr, "Warning: ns_mouse_position () called with null *fp.\n");
1826 return;
1827 }
1828
1829 dpyinfo = FRAME_NS_DISPLAY_INFO (*fp);
1830
1831 block_input ();
1832
1833 if (last_mouse_scroll_bar != nil && insist == 0)
1834 {
1835 /* TODO: we do not use this path at the moment because drag events will
1836 go directly to the EmacsScroller. Leaving code in for now. */
1837 [last_mouse_scroll_bar getMouseMotionPart: (int *)part window: bar_window
1838 x: x y: y];
1839 if (time) *time = last_mouse_movement_time;
1840 last_mouse_scroll_bar = nil;
1841 }
1842 else
1843 {
1844 /* Clear the mouse-moved flag for every frame on this display. */
1845 FOR_EACH_FRAME (tail, frame)
1846 if (FRAME_NS_P (XFRAME (frame))
1847 && FRAME_NS_DISPLAY (XFRAME (frame)) == FRAME_NS_DISPLAY (*fp))
1848 XFRAME (frame)->mouse_moved = 0;
1849
1850 last_mouse_scroll_bar = nil;
1851 if (last_mouse_frame && FRAME_LIVE_P (last_mouse_frame))
1852 f = last_mouse_frame;
1853 else
1854 f = dpyinfo->x_focus_frame ? dpyinfo->x_focus_frame
1855 : SELECTED_FRAME ();
1856
1857 if (f && f->output_data.ns) /* TODO: 2nd check no longer needed? */
1858 {
1859 view = FRAME_NS_VIEW (*fp);
1860
1861 position = [[view window] mouseLocationOutsideOfEventStream];
1862 position = [view convertPoint: position fromView: nil];
1863 remember_mouse_glyph (f, position.x, position.y, &last_mouse_glyph);
1864 /*fprintf (stderr, "ns_mouse_position: %.0f, %.0f\n", position.x, position.y); */
1865
1866 if (bar_window) *bar_window = Qnil;
1867 if (part) *part = 0; /*scroll_bar_handle; */
1868
1869 if (x) XSETINT (*x, lrint (position.x));
1870 if (y) XSETINT (*y, lrint (position.y));
1871 if (time) *time = last_mouse_movement_time;
1872 *fp = f;
1873 }
1874 }
1875
1876 unblock_input ();
1877 }
1878
1879
1880 static void
1881 ns_frame_up_to_date (struct frame *f)
1882 /* --------------------------------------------------------------------------
1883 External (hook): Fix up mouse highlighting right after a full update.
1884 Can't use FRAME_MOUSE_UPDATE due to ns_frame_begin and ns_frame_end calls.
1885 -------------------------------------------------------------------------- */
1886 {
1887 NSTRACE (ns_frame_up_to_date);
1888
1889 if (FRAME_NS_P (f))
1890 {
1891 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
1892 if (f == hlinfo->mouse_face_mouse_frame)
1893 {
1894 block_input ();
1895 ns_update_begin(f);
1896 if (hlinfo->mouse_face_mouse_frame)
1897 note_mouse_highlight (hlinfo->mouse_face_mouse_frame,
1898 hlinfo->mouse_face_mouse_x,
1899 hlinfo->mouse_face_mouse_y);
1900 ns_update_end(f);
1901 unblock_input ();
1902 }
1903 }
1904 }
1905
1906
1907 static void
1908 ns_define_frame_cursor (struct frame *f, Cursor cursor)
1909 /* --------------------------------------------------------------------------
1910 External (RIF): set frame mouse pointer type.
1911 -------------------------------------------------------------------------- */
1912 {
1913 NSTRACE (ns_define_frame_cursor);
1914 if (FRAME_POINTER_TYPE (f) != cursor)
1915 {
1916 EmacsView *view = FRAME_NS_VIEW (f);
1917 FRAME_POINTER_TYPE (f) = cursor;
1918 [[view window] invalidateCursorRectsForView: view];
1919 /* Redisplay assumes this function also draws the changed frame
1920 cursor, but this function doesn't, so do it explicitly. */
1921 x_update_cursor (f, 1);
1922 }
1923 }
1924
1925
1926
1927 /* ==========================================================================
1928
1929 Keyboard handling
1930
1931 ========================================================================== */
1932
1933
1934 static unsigned
1935 ns_convert_key (unsigned code)
1936 /* --------------------------------------------------------------------------
1937 Internal call used by NSView-keyDown.
1938 -------------------------------------------------------------------------- */
1939 {
1940 const unsigned last_keysym = (sizeof (convert_ns_to_X_keysym)
1941 / sizeof (convert_ns_to_X_keysym[0]));
1942 unsigned keysym;
1943 /* An array would be faster, but less easy to read. */
1944 for (keysym = 0; keysym < last_keysym; keysym += 2)
1945 if (code == convert_ns_to_X_keysym[keysym])
1946 return 0xFF00 | convert_ns_to_X_keysym[keysym+1];
1947 return 0;
1948 /* if decide to use keyCode and Carbon table, use this line:
1949 return code > 0xff ? 0 : 0xFF00 | ns_keycode_to_xkeysym_table[code]; */
1950 }
1951
1952
1953 char *
1954 x_get_keysym_name (int keysym)
1955 /* --------------------------------------------------------------------------
1956 Called by keyboard.c. Not sure if the return val is important, except
1957 that it be unique.
1958 -------------------------------------------------------------------------- */
1959 {
1960 static char value[16];
1961 NSTRACE (x_get_keysym_name);
1962 sprintf (value, "%d", keysym);
1963 return value;
1964 }
1965
1966
1967
1968 /* ==========================================================================
1969
1970 Block drawing operations
1971
1972 ========================================================================== */
1973
1974
1975 static void
1976 ns_redraw_scroll_bars (struct frame *f)
1977 {
1978 int i;
1979 id view;
1980 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
1981 NSTRACE (ns_redraw_scroll_bars);
1982 for (i =[subviews count]-1; i >= 0; i--)
1983 {
1984 view = [subviews objectAtIndex: i];
1985 if (![view isKindOfClass: [EmacsScroller class]]) continue;
1986 [view display];
1987 }
1988 }
1989
1990
1991 void
1992 ns_clear_frame (struct frame *f)
1993 /* --------------------------------------------------------------------------
1994 External (hook): Erase the entire frame
1995 -------------------------------------------------------------------------- */
1996 {
1997 NSView *view = FRAME_NS_VIEW (f);
1998 NSRect r;
1999
2000 NSTRACE (ns_clear_frame);
2001
2002 /* comes on initial frame because we have
2003 after-make-frame-functions = select-frame */
2004 if (!FRAME_DEFAULT_FACE (f))
2005 return;
2006
2007 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f)));
2008
2009 output_cursor.hpos = output_cursor.vpos = 0;
2010 output_cursor.x = -1;
2011
2012 r = [view bounds];
2013
2014 block_input ();
2015 ns_focus (f, &r, 1);
2016 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (FRAME_DEFAULT_FACE (f)), f) set];
2017 NSRectFill (r);
2018 ns_unfocus (f);
2019
2020 /* as of 2006/11 or so this is now needed */
2021 ns_redraw_scroll_bars (f);
2022 unblock_input ();
2023 }
2024
2025
2026 static void
2027 ns_clear_frame_area (struct frame *f, int x, int y, int width, int height)
2028 /* --------------------------------------------------------------------------
2029 External (RIF): Clear section of frame
2030 -------------------------------------------------------------------------- */
2031 {
2032 NSRect r = NSMakeRect (x, y, width, height);
2033 NSView *view = FRAME_NS_VIEW (f);
2034 struct face *face = FRAME_DEFAULT_FACE (f);
2035
2036 if (!view || !face)
2037 return;
2038
2039 NSTRACE (ns_clear_frame_area);
2040
2041 r = NSIntersectionRect (r, [view frame]);
2042 ns_focus (f, &r, 1);
2043 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), f) set];
2044
2045 NSRectFill (r);
2046
2047 ns_unfocus (f);
2048 return;
2049 }
2050
2051
2052 static void
2053 ns_scroll_run (struct window *w, struct run *run)
2054 /* --------------------------------------------------------------------------
2055 External (RIF): Insert or delete n lines at line vpos
2056 -------------------------------------------------------------------------- */
2057 {
2058 struct frame *f = XFRAME (w->frame);
2059 int x, y, width, height, from_y, to_y, bottom_y;
2060
2061 NSTRACE (ns_scroll_run);
2062
2063 /* begin copy from other terms */
2064 /* Get frame-relative bounding box of the text display area of W,
2065 without mode lines. Include in this box the left and right
2066 fringe of W. */
2067 window_box (w, -1, &x, &y, &width, &height);
2068
2069 from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y);
2070 to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y);
2071 bottom_y = y + height;
2072
2073 if (to_y < from_y)
2074 {
2075 /* Scrolling up. Make sure we don't copy part of the mode
2076 line at the bottom. */
2077 if (from_y + run->height > bottom_y)
2078 height = bottom_y - from_y;
2079 else
2080 height = run->height;
2081 }
2082 else
2083 {
2084 /* Scrolling down. Make sure we don't copy over the mode line.
2085 at the bottom. */
2086 if (to_y + run->height > bottom_y)
2087 height = bottom_y - to_y;
2088 else
2089 height = run->height;
2090 }
2091 /* end copy from other terms */
2092
2093 if (height == 0)
2094 return;
2095
2096 block_input ();
2097
2098 updated_window = w;
2099 x_clear_cursor (w);
2100
2101 {
2102 NSRect srcRect = NSMakeRect (x, from_y, width, height);
2103 NSRect dstRect = NSMakeRect (x, to_y, width, height);
2104 NSPoint dstOrigin = NSMakePoint (x, to_y);
2105
2106 ns_focus (f, &dstRect, 1);
2107 NSCopyBits (0, srcRect , dstOrigin);
2108 ns_unfocus (f);
2109 }
2110
2111 unblock_input ();
2112 }
2113
2114
2115 static void
2116 ns_after_update_window_line (struct glyph_row *desired_row)
2117 /* --------------------------------------------------------------------------
2118 External (RIF): preparatory to fringe update after text was updated
2119 -------------------------------------------------------------------------- */
2120 {
2121 struct window *w = updated_window;
2122 struct frame *f;
2123 int width, height;
2124
2125 NSTRACE (ns_after_update_window_line);
2126
2127 /* begin copy from other terms */
2128 eassert (w);
2129
2130 if (!desired_row->mode_line_p && !w->pseudo_window_p)
2131 desired_row->redraw_fringe_bitmaps_p = 1;
2132
2133 /* When a window has disappeared, make sure that no rest of
2134 full-width rows stays visible in the internal border. */
2135 if (windows_or_buffers_changed
2136 && desired_row->full_width_p
2137 && (f = XFRAME (w->frame),
2138 width = FRAME_INTERNAL_BORDER_WIDTH (f),
2139 width != 0)
2140 && (height = desired_row->visible_height,
2141 height > 0))
2142 {
2143 int y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, desired_row->y));
2144
2145 block_input ();
2146 ns_clear_frame_area (f, 0, y, width, height);
2147 ns_clear_frame_area (f,
2148 FRAME_PIXEL_WIDTH (f) - width,
2149 y, width, height);
2150 unblock_input ();
2151 }
2152 }
2153
2154
2155 static void
2156 ns_shift_glyphs_for_insert (struct frame *f,
2157 int x, int y, int width, int height,
2158 int shift_by)
2159 /* --------------------------------------------------------------------------
2160 External (RIF): copy an area horizontally, don't worry about clearing src
2161 -------------------------------------------------------------------------- */
2162 {
2163 NSRect srcRect = NSMakeRect (x, y, width, height);
2164 NSRect dstRect = NSMakeRect (x+shift_by, y, width, height);
2165 NSPoint dstOrigin = dstRect.origin;
2166
2167 NSTRACE (ns_shift_glyphs_for_insert);
2168
2169 ns_focus (f, &dstRect, 1);
2170 NSCopyBits (0, srcRect, dstOrigin);
2171 ns_unfocus (f);
2172 }
2173
2174
2175
2176 /* ==========================================================================
2177
2178 Character encoding and metrics
2179
2180 ========================================================================== */
2181
2182
2183 static void
2184 ns_compute_glyph_string_overhangs (struct glyph_string *s)
2185 /* --------------------------------------------------------------------------
2186 External (RIF); compute left/right overhang of whole string and set in s
2187 -------------------------------------------------------------------------- */
2188 {
2189 struct font *font = s->font;
2190
2191 if (s->char2b)
2192 {
2193 struct font_metrics metrics;
2194 unsigned int codes[2];
2195 codes[0] = *(s->char2b);
2196 codes[1] = *(s->char2b + s->nchars - 1);
2197
2198 font->driver->text_extents (font, codes, 2, &metrics);
2199 s->left_overhang = -metrics.lbearing;
2200 s->right_overhang
2201 = metrics.rbearing > metrics.width
2202 ? metrics.rbearing - metrics.width : 0;
2203 }
2204 else
2205 {
2206 s->left_overhang = 0;
2207 s->right_overhang = ((struct nsfont_info *)font)->ital ?
2208 FONT_HEIGHT (font) * 0.2 : 0;
2209 }
2210 }
2211
2212
2213
2214 /* ==========================================================================
2215
2216 Fringe and cursor drawing
2217
2218 ========================================================================== */
2219
2220
2221 extern int max_used_fringe_bitmap;
2222 static void
2223 ns_draw_fringe_bitmap (struct window *w, struct glyph_row *row,
2224 struct draw_fringe_bitmap_params *p)
2225 /* --------------------------------------------------------------------------
2226 External (RIF); fringe-related
2227 -------------------------------------------------------------------------- */
2228 {
2229 struct frame *f = XFRAME (WINDOW_FRAME (w));
2230 struct face *face = p->face;
2231 int rowY;
2232 static EmacsImage **bimgs = NULL;
2233 static int nBimgs = 0;
2234
2235 /* grow bimgs if needed */
2236 if (nBimgs < max_used_fringe_bitmap)
2237 {
2238 bimgs = xrealloc (bimgs, max_used_fringe_bitmap * sizeof *bimgs);
2239 memset (bimgs + nBimgs, 0,
2240 (max_used_fringe_bitmap - nBimgs) * sizeof *bimgs);
2241 nBimgs = max_used_fringe_bitmap;
2242 }
2243
2244 /* Must clip because of partially visible lines. */
2245 rowY = WINDOW_TO_FRAME_PIXEL_Y (w, row->y);
2246 ns_clip_to_row (w, row, -1, YES);
2247
2248 if (!p->overlay_p)
2249 {
2250 int bx = p->bx, by = p->by, nx = p->nx, ny = p->ny;
2251
2252 /* If the fringe is adjacent to the left (right) scroll bar of a
2253 leftmost (rightmost, respectively) window, then extend its
2254 background to the gap between the fringe and the bar. */
2255 if ((WINDOW_LEFTMOST_P (w)
2256 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w))
2257 || (WINDOW_RIGHTMOST_P (w)
2258 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w)))
2259 {
2260 int sb_width = WINDOW_CONFIG_SCROLL_BAR_WIDTH (w);
2261
2262 if (sb_width > 0)
2263 {
2264 int bar_area_x = WINDOW_SCROLL_BAR_AREA_X (w);
2265 int bar_area_width = (WINDOW_CONFIG_SCROLL_BAR_COLS (w)
2266 * FRAME_COLUMN_WIDTH (f));
2267
2268 if (bx < 0)
2269 {
2270 /* Bitmap fills the fringe. */
2271 if (bar_area_x + bar_area_width == p->x)
2272 bx = bar_area_x + sb_width;
2273 else if (p->x + p->wd == bar_area_x)
2274 bx = bar_area_x;
2275 if (bx >= 0)
2276 {
2277 int header_line_height = WINDOW_HEADER_LINE_HEIGHT (w);
2278
2279 nx = bar_area_width - sb_width;
2280 by = WINDOW_TO_FRAME_PIXEL_Y (w, max (header_line_height,
2281 row->y));
2282 ny = row->visible_height;
2283 }
2284 }
2285 else
2286 {
2287 if (bar_area_x + bar_area_width == bx)
2288 {
2289 bx = bar_area_x + sb_width;
2290 nx += bar_area_width - sb_width;
2291 }
2292 else if (bx + nx == bar_area_x)
2293 nx += bar_area_width - sb_width;
2294 }
2295 }
2296 }
2297
2298 if (bx >= 0 && nx > 0)
2299 {
2300 NSRect r = NSMakeRect (bx, by, nx, ny);
2301 NSRectClip (r);
2302 [ns_lookup_indexed_color (face->background, f) set];
2303 NSRectFill (r);
2304 }
2305 }
2306
2307 if (p->which)
2308 {
2309 NSRect r = NSMakeRect (p->x, p->y, p->wd, p->h);
2310 EmacsImage *img = bimgs[p->which - 1];
2311
2312 if (!img)
2313 {
2314 unsigned short *bits = p->bits + p->dh;
2315 int len = p->h;
2316 int i;
2317 unsigned char *cbits = xmalloc (len);
2318
2319 for (i = 0; i < len; i++)
2320 cbits[i] = ~(bits[i] & 0xff);
2321 img = [[EmacsImage alloc] initFromXBM: cbits width: 8 height: p->h
2322 flip: NO];
2323 bimgs[p->which - 1] = img;
2324 xfree (cbits);
2325 }
2326
2327 NSRectClip (r);
2328 /* Since we composite the bitmap instead of just blitting it, we need
2329 to erase the whole background. */
2330 [ns_lookup_indexed_color(face->background, f) set];
2331 NSRectFill (r);
2332 [img setXBMColor: ns_lookup_indexed_color(face->foreground, f)];
2333 #if !defined (NS_IMPL_COCOA) || MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
2334 [img drawInRect: r
2335 fromRect: NSZeroRect
2336 operation: NSCompositeSourceOver
2337 fraction: 1.0
2338 respectFlipped: YES
2339 hints: nil];
2340 #else
2341 {
2342 NSPoint pt = r.origin;
2343 pt.y += p->h;
2344 [img compositeToPoint: pt operation: NSCompositeSourceOver];
2345 }
2346 #endif
2347 }
2348 ns_unfocus (f);
2349 }
2350
2351
2352 static void
2353 ns_draw_window_cursor (struct window *w, struct glyph_row *glyph_row,
2354 int x, int y, int cursor_type, int cursor_width,
2355 int on_p, int active_p)
2356 /* --------------------------------------------------------------------------
2357 External call (RIF): draw cursor.
2358 Note that CURSOR_WIDTH is meaningful only for (h)bar cursors.
2359 -------------------------------------------------------------------------- */
2360 {
2361 NSRect r, s;
2362 int fx, fy, h, cursor_height;
2363 struct frame *f = WINDOW_XFRAME (w);
2364 struct glyph *phys_cursor_glyph;
2365 int overspill;
2366 struct glyph *cursor_glyph;
2367 struct face *face;
2368 NSColor *hollow_color = FRAME_BACKGROUND_COLOR (f);
2369
2370 /* If cursor is out of bounds, don't draw garbage. This can happen
2371 in mini-buffer windows when switching between echo area glyphs
2372 and mini-buffer. */
2373
2374 NSTRACE (dumpcursor);
2375
2376 if (!on_p)
2377 return;
2378
2379 w->phys_cursor_type = cursor_type;
2380 w->phys_cursor_on_p = on_p;
2381
2382 if (cursor_type == NO_CURSOR)
2383 {
2384 w->phys_cursor_width = 0;
2385 return;
2386 }
2387
2388 if ((phys_cursor_glyph = get_phys_cursor_glyph (w)) == NULL)
2389 {
2390 if (glyph_row->exact_window_width_line_p
2391 && w->phys_cursor.hpos >= glyph_row->used[TEXT_AREA])
2392 {
2393 glyph_row->cursor_in_fringe_p = 1;
2394 draw_fringe_bitmap (w, glyph_row, 0);
2395 }
2396 return;
2397 }
2398
2399 /* We draw the cursor (with NSRectFill), then draw the glyph on top
2400 (other terminals do it the other way round). We must set
2401 w->phys_cursor_width to the cursor width. For bar cursors, that
2402 is CURSOR_WIDTH; for box cursors, it is the glyph width. */
2403 get_phys_cursor_geometry (w, glyph_row, phys_cursor_glyph, &fx, &fy, &h);
2404
2405 /* The above get_phys_cursor_geometry call set w->phys_cursor_width
2406 to the glyph width; replace with CURSOR_WIDTH for (V)BAR cursors. */
2407 if (cursor_type == BAR_CURSOR)
2408 {
2409 if (cursor_width < 1)
2410 cursor_width = max (FRAME_CURSOR_WIDTH (f), 1);
2411 w->phys_cursor_width = cursor_width;
2412 }
2413 /* If we have an HBAR, "cursor_width" MAY specify height. */
2414 else if (cursor_type == HBAR_CURSOR)
2415 {
2416 cursor_height = (cursor_width < 1) ? lrint (0.25 * h) : cursor_width;
2417 fy += h - cursor_height;
2418 h = cursor_height;
2419 }
2420
2421 r.origin.x = fx, r.origin.y = fy;
2422 r.size.height = h;
2423 r.size.width = w->phys_cursor_width;
2424
2425 /* TODO: only needed in rare cases with last-resort font in HELLO..
2426 should we do this more efficiently? */
2427 ns_clip_to_row (w, glyph_row, -1, NO); /* do ns_focus(f, &r, 1); if remove */
2428
2429
2430 face = FACE_FROM_ID (f, phys_cursor_glyph->face_id);
2431 if (face && NS_FACE_BACKGROUND (face)
2432 == ns_index_color (FRAME_CURSOR_COLOR (f), f))
2433 {
2434 [ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), f) set];
2435 hollow_color = FRAME_CURSOR_COLOR (f);
2436 }
2437 else
2438 [FRAME_CURSOR_COLOR (f) set];
2439
2440 #ifdef NS_IMPL_COCOA
2441 /* TODO: This makes drawing of cursor plus that of phys_cursor_glyph
2442 atomic. Cleaner ways of doing this should be investigated.
2443 One way would be to set a global variable DRAWING_CURSOR
2444 when making the call to draw_phys..(), don't focus in that
2445 case, then move the ns_unfocus() here after that call. */
2446 NSDisableScreenUpdates ();
2447 #endif
2448
2449 switch (cursor_type)
2450 {
2451 case NO_CURSOR:
2452 break;
2453 case FILLED_BOX_CURSOR:
2454 NSRectFill (r);
2455 break;
2456 case HOLLOW_BOX_CURSOR:
2457 NSRectFill (r);
2458 [hollow_color set];
2459 NSRectFill (NSInsetRect (r, 1, 1));
2460 [FRAME_CURSOR_COLOR (f) set];
2461 break;
2462 case HBAR_CURSOR:
2463 NSRectFill (r);
2464 break;
2465 case BAR_CURSOR:
2466 s = r;
2467 /* If the character under cursor is R2L, draw the bar cursor
2468 on the right of its glyph, rather than on the left. */
2469 cursor_glyph = get_phys_cursor_glyph (w);
2470 if ((cursor_glyph->resolved_level & 1) != 0)
2471 s.origin.x += cursor_glyph->pixel_width - s.size.width;
2472
2473 NSRectFill (s);
2474 break;
2475 }
2476 ns_unfocus (f);
2477
2478 /* draw the character under the cursor */
2479 if (cursor_type != NO_CURSOR)
2480 draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR);
2481
2482 #ifdef NS_IMPL_COCOA
2483 NSEnableScreenUpdates ();
2484 #endif
2485
2486 }
2487
2488
2489 static void
2490 ns_draw_vertical_window_border (struct window *w, int x, int y0, int y1)
2491 /* --------------------------------------------------------------------------
2492 External (RIF): Draw a vertical line.
2493 -------------------------------------------------------------------------- */
2494 {
2495 struct frame *f = XFRAME (WINDOW_FRAME (w));
2496 struct face *face;
2497 NSRect r = NSMakeRect (x, y0, 1, y1-y0);
2498
2499 NSTRACE (ns_draw_vertical_window_border);
2500
2501 face = FACE_FROM_ID (f, VERTICAL_BORDER_FACE_ID);
2502 if (face)
2503 [ns_lookup_indexed_color(face->foreground, f) set];
2504
2505 ns_focus (f, &r, 1);
2506 NSRectFill(r);
2507 ns_unfocus (f);
2508 }
2509
2510
2511 void
2512 show_hourglass (struct atimer *timer)
2513 {
2514 if (hourglass_shown_p)
2515 return;
2516
2517 block_input ();
2518
2519 /* TODO: add NSProgressIndicator to selected frame (see macfns.c) */
2520
2521 hourglass_shown_p = 1;
2522 unblock_input ();
2523 }
2524
2525
2526 void
2527 hide_hourglass (void)
2528 {
2529 if (!hourglass_shown_p)
2530 return;
2531
2532 block_input ();
2533
2534 /* TODO: remove NSProgressIndicator from all frames */
2535
2536 hourglass_shown_p = 0;
2537 unblock_input ();
2538 }
2539
2540
2541
2542 /* ==========================================================================
2543
2544 Glyph drawing operations
2545
2546 ========================================================================== */
2547
2548 static int
2549 ns_get_glyph_string_clip_rect (struct glyph_string *s, NativeRectangle *nr)
2550 /* --------------------------------------------------------------------------
2551 Wrapper utility to account for internal border width on full-width lines,
2552 and allow top full-width rows to hit the frame top. nr should be pointer
2553 to two successive NSRects. Number of rects actually used is returned.
2554 -------------------------------------------------------------------------- */
2555 {
2556 int n = get_glyph_string_clip_rects (s, nr, 2);
2557 return n;
2558 }
2559
2560 /* --------------------------------------------------------------------
2561 Draw a wavy line under glyph string s. The wave fills wave_height
2562 pixels from y.
2563
2564 x wave_length = 2
2565 --
2566 y * * * * *
2567 |* * * * * * * * *
2568 wave_height = 3 | * * * *
2569 --------------------------------------------------------------------- */
2570
2571 static void
2572 ns_draw_underwave (struct glyph_string *s, CGFloat width, CGFloat x)
2573 {
2574 int wave_height = 3, wave_length = 2;
2575 int y, dx, dy, odd, xmax;
2576 NSPoint a, b;
2577 NSRect waveClip;
2578
2579 dx = wave_length;
2580 dy = wave_height - 1;
2581 y = s->ybase - wave_height + 3;
2582 xmax = x + width;
2583
2584 /* Find and set clipping rectangle */
2585 waveClip = NSMakeRect (x, y, width, wave_height);
2586 [[NSGraphicsContext currentContext] saveGraphicsState];
2587 NSRectClip (waveClip);
2588
2589 /* Draw the waves */
2590 a.x = x - ((int)(x) % dx) + 0.5;
2591 b.x = a.x + dx;
2592 odd = (int)(a.x/dx) % 2;
2593 a.y = b.y = y + 0.5;
2594
2595 if (odd)
2596 a.y += dy;
2597 else
2598 b.y += dy;
2599
2600 while (a.x <= xmax)
2601 {
2602 [NSBezierPath strokeLineFromPoint:a toPoint:b];
2603 a.x = b.x, a.y = b.y;
2604 b.x += dx, b.y = y + 0.5 + odd*dy;
2605 odd = !odd;
2606 }
2607
2608 /* Restore previous clipping rectangle(s) */
2609 [[NSGraphicsContext currentContext] restoreGraphicsState];
2610 }
2611
2612
2613
2614 void
2615 ns_draw_text_decoration (struct glyph_string *s, struct face *face,
2616 NSColor *defaultCol, CGFloat width, CGFloat x)
2617 /* --------------------------------------------------------------------------
2618 Draw underline, overline, and strike-through on glyph string s.
2619 -------------------------------------------------------------------------- */
2620 {
2621 if (s->for_overlaps)
2622 return;
2623
2624 /* Do underline. */
2625 if (face->underline_p)
2626 {
2627 if (s->face->underline_type == FACE_UNDER_WAVE)
2628 {
2629 if (face->underline_defaulted_p)
2630 [defaultCol set];
2631 else
2632 [ns_lookup_indexed_color (face->underline_color, s->f) set];
2633
2634 ns_draw_underwave (s, width, x);
2635 }
2636 else if (s->face->underline_type == FACE_UNDER_LINE)
2637 {
2638
2639 NSRect r;
2640 unsigned long thickness, position;
2641
2642 /* If the prev was underlined, match its appearance. */
2643 if (s->prev && s->prev->face->underline_p
2644 && s->prev->face->underline_type == FACE_UNDER_LINE
2645 && s->prev->underline_thickness > 0)
2646 {
2647 thickness = s->prev->underline_thickness;
2648 position = s->prev->underline_position;
2649 }
2650 else
2651 {
2652 struct font *font;
2653 unsigned long descent;
2654
2655 font=s->font;
2656 descent = s->y + s->height - s->ybase;
2657
2658 /* Use underline thickness of font, defaulting to 1. */
2659 thickness = (font && font->underline_thickness > 0)
2660 ? font->underline_thickness : 1;
2661
2662 /* Determine the offset of underlining from the baseline. */
2663 if (x_underline_at_descent_line)
2664 position = descent - thickness;
2665 else if (x_use_underline_position_properties
2666 && font && font->underline_position >= 0)
2667 position = font->underline_position;
2668 else if (font)
2669 position = lround (font->descent / 2);
2670 else
2671 position = underline_minimum_offset;
2672
2673 position = max (position, underline_minimum_offset);
2674
2675 /* Ensure underlining is not cropped. */
2676 if (descent <= position)
2677 {
2678 position = descent - 1;
2679 thickness = 1;
2680 }
2681 else if (descent < position + thickness)
2682 thickness = 1;
2683 }
2684
2685 s->underline_thickness = thickness;
2686 s->underline_position = position;
2687
2688 r = NSMakeRect (x, s->ybase + position, width, thickness);
2689
2690 if (face->underline_defaulted_p)
2691 [defaultCol set];
2692 else
2693 [ns_lookup_indexed_color (face->underline_color, s->f) set];
2694 NSRectFill (r);
2695 }
2696 }
2697 /* Do overline. We follow other terms in using a thickness of 1
2698 and ignoring overline_margin. */
2699 if (face->overline_p)
2700 {
2701 NSRect r;
2702 r = NSMakeRect (x, s->y, width, 1);
2703
2704 if (face->overline_color_defaulted_p)
2705 [defaultCol set];
2706 else
2707 [ns_lookup_indexed_color (face->overline_color, s->f) set];
2708 NSRectFill (r);
2709 }
2710
2711 /* Do strike-through. We follow other terms for thickness and
2712 vertical position.*/
2713 if (face->strike_through_p)
2714 {
2715 NSRect r;
2716 unsigned long dy;
2717
2718 dy = lrint ((s->height - 1) / 2);
2719 r = NSMakeRect (x, s->y + dy, width, 1);
2720
2721 if (face->strike_through_color_defaulted_p)
2722 [defaultCol set];
2723 else
2724 [ns_lookup_indexed_color (face->strike_through_color, s->f) set];
2725 NSRectFill (r);
2726 }
2727 }
2728
2729 static void
2730 ns_draw_box (NSRect r, float thickness, NSColor *col, char left_p, char right_p)
2731 /* --------------------------------------------------------------------------
2732 Draw an unfilled rect inside r, optionally leaving left and/or right open.
2733 Note we can't just use an NSDrawRect command, because of the possibility
2734 of some sides not being drawn, and because the rect will be filled.
2735 -------------------------------------------------------------------------- */
2736 {
2737 NSRect s = r;
2738 [col set];
2739
2740 /* top, bottom */
2741 s.size.height = thickness;
2742 NSRectFill (s);
2743 s.origin.y += r.size.height - thickness;
2744 NSRectFill (s);
2745
2746 s.size.height = r.size.height;
2747 s.origin.y = r.origin.y;
2748
2749 /* left, right (optional) */
2750 s.size.width = thickness;
2751 if (left_p)
2752 NSRectFill (s);
2753 if (right_p)
2754 {
2755 s.origin.x += r.size.width - thickness;
2756 NSRectFill (s);
2757 }
2758 }
2759
2760
2761 static void
2762 ns_draw_relief (NSRect r, int thickness, char raised_p,
2763 char top_p, char bottom_p, char left_p, char right_p,
2764 struct glyph_string *s)
2765 /* --------------------------------------------------------------------------
2766 Draw a relief rect inside r, optionally leaving some sides open.
2767 Note we can't just use an NSDrawBezel command, because of the possibility
2768 of some sides not being drawn, and because the rect will be filled.
2769 -------------------------------------------------------------------------- */
2770 {
2771 static NSColor *baseCol = nil, *lightCol = nil, *darkCol = nil;
2772 NSColor *newBaseCol = nil;
2773 NSRect sr = r;
2774
2775 NSTRACE (ns_draw_relief);
2776
2777 /* set up colors */
2778
2779 if (s->face->use_box_color_for_shadows_p)
2780 {
2781 newBaseCol = ns_lookup_indexed_color (s->face->box_color, s->f);
2782 }
2783 /* else if (s->first_glyph->type == IMAGE_GLYPH
2784 && s->img->pixmap
2785 && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0))
2786 {
2787 newBaseCol = IMAGE_BACKGROUND (s->img, s->f, 0);
2788 } */
2789 else
2790 {
2791 newBaseCol = ns_lookup_indexed_color (s->face->background, s->f);
2792 }
2793
2794 if (newBaseCol == nil)
2795 newBaseCol = [NSColor grayColor];
2796
2797 if (newBaseCol != baseCol) /* TODO: better check */
2798 {
2799 [baseCol release];
2800 baseCol = [newBaseCol retain];
2801 [lightCol release];
2802 lightCol = [[baseCol highlightWithLevel: 0.2] retain];
2803 [darkCol release];
2804 darkCol = [[baseCol shadowWithLevel: 0.3] retain];
2805 }
2806
2807 [(raised_p ? lightCol : darkCol) set];
2808
2809 /* TODO: mitering. Using NSBezierPath doesn't work because of color switch. */
2810
2811 /* top */
2812 sr.size.height = thickness;
2813 if (top_p) NSRectFill (sr);
2814
2815 /* left */
2816 sr.size.height = r.size.height;
2817 sr.size.width = thickness;
2818 if (left_p) NSRectFill (sr);
2819
2820 [(raised_p ? darkCol : lightCol) set];
2821
2822 /* bottom */
2823 sr.size.width = r.size.width;
2824 sr.size.height = thickness;
2825 sr.origin.y += r.size.height - thickness;
2826 if (bottom_p) NSRectFill (sr);
2827
2828 /* right */
2829 sr.size.height = r.size.height;
2830 sr.origin.y = r.origin.y;
2831 sr.size.width = thickness;
2832 sr.origin.x += r.size.width - thickness;
2833 if (right_p) NSRectFill (sr);
2834 }
2835
2836
2837 static void
2838 ns_dumpglyphs_box_or_relief (struct glyph_string *s)
2839 /* --------------------------------------------------------------------------
2840 Function modeled after x_draw_glyph_string_box ().
2841 Sets up parameters for drawing.
2842 -------------------------------------------------------------------------- */
2843 {
2844 int right_x, last_x;
2845 char left_p, right_p;
2846 struct glyph *last_glyph;
2847 NSRect r;
2848 int thickness;
2849 struct face *face;
2850
2851 if (s->hl == DRAW_MOUSE_FACE)
2852 {
2853 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2854 if (!face)
2855 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2856 }
2857 else
2858 face = s->face;
2859
2860 thickness = face->box_line_width;
2861
2862 NSTRACE (ns_dumpglyphs_box_or_relief);
2863
2864 last_x = ((s->row->full_width_p && !s->w->pseudo_window_p)
2865 ? WINDOW_RIGHT_EDGE_X (s->w)
2866 : window_box_right (s->w, s->area));
2867 last_glyph = (s->cmp || s->img
2868 ? s->first_glyph : s->first_glyph + s->nchars-1);
2869
2870 right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p
2871 ? last_x - 1 : min (last_x, s->x + s->background_width) - 1));
2872
2873 left_p = (s->first_glyph->left_box_line_p
2874 || (s->hl == DRAW_MOUSE_FACE
2875 && (s->prev == NULL || s->prev->hl != s->hl)));
2876 right_p = (last_glyph->right_box_line_p
2877 || (s->hl == DRAW_MOUSE_FACE
2878 && (s->next == NULL || s->next->hl != s->hl)));
2879
2880 r = NSMakeRect (s->x, s->y, right_x - s->x + 1, s->height);
2881
2882 /* TODO: Sometimes box_color is 0 and this seems wrong; should investigate. */
2883 if (s->face->box == FACE_SIMPLE_BOX && s->face->box_color)
2884 {
2885 ns_draw_box (r, abs (thickness),
2886 ns_lookup_indexed_color (face->box_color, s->f),
2887 left_p, right_p);
2888 }
2889 else
2890 {
2891 ns_draw_relief (r, abs (thickness), s->face->box == FACE_RAISED_BOX,
2892 1, 1, left_p, right_p, s);
2893 }
2894 }
2895
2896
2897 static void
2898 ns_maybe_dumpglyphs_background (struct glyph_string *s, char force_p)
2899 /* --------------------------------------------------------------------------
2900 Modeled after x_draw_glyph_string_background, which draws BG in
2901 certain cases. Others are left to the text rendering routine.
2902 -------------------------------------------------------------------------- */
2903 {
2904 NSTRACE (ns_maybe_dumpglyphs_background);
2905
2906 if (!s->background_filled_p/* || s->hl == DRAW_MOUSE_FACE*/)
2907 {
2908 int box_line_width = max (s->face->box_line_width, 0);
2909 if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width
2910 || s->font_not_found_p || s->extends_to_end_of_line_p || force_p)
2911 {
2912 struct face *face;
2913 if (s->hl == DRAW_MOUSE_FACE)
2914 {
2915 face = FACE_FROM_ID (s->f,
2916 MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2917 if (!face)
2918 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2919 }
2920 else
2921 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2922 if (!face->stipple)
2923 [(NS_FACE_BACKGROUND (face) != 0
2924 ? ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f)
2925 : FRAME_BACKGROUND_COLOR (s->f)) set];
2926 else
2927 {
2928 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (s->f);
2929 [[dpyinfo->bitmaps[face->stipple-1].img stippleMask] set];
2930 }
2931
2932 if (s->hl != DRAW_CURSOR)
2933 {
2934 NSRect r = NSMakeRect (s->x, s->y + box_line_width,
2935 s->background_width,
2936 s->height-2*box_line_width);
2937 NSRectFill (r);
2938 }
2939
2940 s->background_filled_p = 1;
2941 }
2942 }
2943 }
2944
2945
2946 static void
2947 ns_dumpglyphs_image (struct glyph_string *s, NSRect r)
2948 /* --------------------------------------------------------------------------
2949 Renders an image and associated borders.
2950 -------------------------------------------------------------------------- */
2951 {
2952 EmacsImage *img = s->img->pixmap;
2953 int box_line_vwidth = max (s->face->box_line_width, 0);
2954 int x = s->x, y = s->ybase - image_ascent (s->img, s->face, &s->slice);
2955 int bg_x, bg_y, bg_height;
2956 int th;
2957 char raised_p;
2958 NSRect br;
2959 struct face *face;
2960 NSColor *tdCol;
2961
2962 NSTRACE (ns_dumpglyphs_image);
2963
2964 if (s->face->box != FACE_NO_BOX
2965 && s->first_glyph->left_box_line_p && s->slice.x == 0)
2966 x += abs (s->face->box_line_width);
2967
2968 bg_x = x;
2969 bg_y = s->slice.y == 0 ? s->y : s->y + box_line_vwidth;
2970 bg_height = s->height;
2971 /* other terms have this, but was causing problems w/tabbar mode */
2972 /* - 2 * box_line_vwidth; */
2973
2974 if (s->slice.x == 0) x += s->img->hmargin;
2975 if (s->slice.y == 0) y += s->img->vmargin;
2976
2977 /* Draw BG: if we need larger area than image itself cleared, do that,
2978 otherwise, since we composite the image under NS (instead of mucking
2979 with its background color), we must clear just the image area. */
2980 if (s->hl == DRAW_MOUSE_FACE)
2981 {
2982 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2983 if (!face)
2984 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2985 }
2986 else
2987 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2988
2989 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f) set];
2990
2991 if (bg_height > s->slice.height || s->img->hmargin || s->img->vmargin
2992 || s->img->mask || s->img->pixmap == 0 || s->width != s->background_width)
2993 {
2994 br = NSMakeRect (bg_x, bg_y, s->background_width, bg_height);
2995 s->background_filled_p = 1;
2996 }
2997 else
2998 {
2999 br = NSMakeRect (x, y, s->slice.width, s->slice.height);
3000 }
3001
3002 NSRectFill (br);
3003
3004 /* Draw the image.. do we need to draw placeholder if img ==nil? */
3005 if (img != nil)
3006 {
3007 #if !defined (NS_IMPL_COCOA) || MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
3008 NSRect dr = NSMakeRect (x, y, s->slice.width, s->slice.height);
3009 NSRect ir = NSMakeRect (s->slice.x, s->slice.y,
3010 s->slice.width, s->slice.height);
3011 [img drawInRect: dr
3012 fromRect: ir
3013 operation: NSCompositeSourceOver
3014 fraction: 1.0
3015 respectFlipped: YES
3016 hints: nil];
3017 #else
3018 [img compositeToPoint: NSMakePoint (x, y + s->slice.height)
3019 operation: NSCompositeSourceOver];
3020 #endif
3021 }
3022
3023 if (s->hl == DRAW_CURSOR)
3024 {
3025 [FRAME_CURSOR_COLOR (s->f) set];
3026 if (s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3027 tdCol = ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f);
3028 else
3029 /* Currently on NS img->mask is always 0. Since
3030 get_window_cursor_type specifies a hollow box cursor when on
3031 a non-masked image we never reach this clause. But we put it
3032 in in anticipation of better support for image masks on
3033 NS. */
3034 tdCol = ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), s->f);
3035 }
3036 else
3037 {
3038 tdCol = ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), s->f);
3039 }
3040
3041 /* Draw underline, overline, strike-through. */
3042 ns_draw_text_decoration (s, face, tdCol, br.size.width, br.origin.x);
3043
3044 /* Draw relief, if requested */
3045 if (s->img->relief || s->hl ==DRAW_IMAGE_RAISED || s->hl ==DRAW_IMAGE_SUNKEN)
3046 {
3047 if (s->hl == DRAW_IMAGE_SUNKEN || s->hl == DRAW_IMAGE_RAISED)
3048 {
3049 th = tool_bar_button_relief >= 0 ?
3050 tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF;
3051 raised_p = (s->hl == DRAW_IMAGE_RAISED);
3052 }
3053 else
3054 {
3055 th = abs (s->img->relief);
3056 raised_p = (s->img->relief > 0);
3057 }
3058
3059 r.origin.x = x - th;
3060 r.origin.y = y - th;
3061 r.size.width = s->slice.width + 2*th-1;
3062 r.size.height = s->slice.height + 2*th-1;
3063 ns_draw_relief (r, th, raised_p,
3064 s->slice.y == 0,
3065 s->slice.y + s->slice.height == s->img->height,
3066 s->slice.x == 0,
3067 s->slice.x + s->slice.width == s->img->width, s);
3068 }
3069
3070 /* If there is no mask, the background won't be seen,
3071 so draw a rectangle on the image for the cursor.
3072 Do this for all images, getting transparency right is not reliable. */
3073 if (s->hl == DRAW_CURSOR)
3074 {
3075 int thickness = abs (s->img->relief);
3076 if (thickness == 0) thickness = 1;
3077 ns_draw_box (br, thickness, FRAME_CURSOR_COLOR (s->f), 1, 1);
3078 }
3079 }
3080
3081
3082 static void
3083 ns_dumpglyphs_stretch (struct glyph_string *s)
3084 {
3085 NSRect r[2];
3086 int n, i;
3087 struct face *face;
3088 NSColor *fgCol, *bgCol;
3089
3090 if (!s->background_filled_p)
3091 {
3092 n = ns_get_glyph_string_clip_rect (s, r);
3093 *r = NSMakeRect (s->x, s->y, s->background_width, s->height);
3094
3095 ns_focus (s->f, r, n);
3096
3097 if (s->hl == DRAW_MOUSE_FACE)
3098 {
3099 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
3100 if (!face)
3101 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
3102 }
3103 else
3104 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
3105
3106 bgCol = ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f);
3107 fgCol = ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), s->f);
3108
3109 for (i = 0; i < n; ++i)
3110 {
3111 if (!s->row->full_width_p)
3112 {
3113 int overrun, leftoverrun;
3114
3115 /* truncate to avoid overwriting fringe and/or scrollbar */
3116 overrun = max (0, (s->x + s->background_width)
3117 - (WINDOW_BOX_RIGHT_EDGE_X (s->w)
3118 - WINDOW_RIGHT_FRINGE_WIDTH (s->w)));
3119 r[i].size.width -= overrun;
3120
3121 /* truncate to avoid overwriting to left of the window box */
3122 leftoverrun = (WINDOW_BOX_LEFT_EDGE_X (s->w)
3123 + WINDOW_LEFT_FRINGE_WIDTH (s->w)) - s->x;
3124
3125 if (leftoverrun > 0)
3126 {
3127 r[i].origin.x += leftoverrun;
3128 r[i].size.width -= leftoverrun;
3129 }
3130
3131 /* XXX: Try to work between problem where a stretch glyph on
3132 a partially-visible bottom row will clear part of the
3133 modeline, and another where list-buffers headers and similar
3134 rows erroneously have visible_height set to 0. Not sure
3135 where this is coming from as other terms seem not to show. */
3136 r[i].size.height = min (s->height, s->row->visible_height);
3137 }
3138
3139 [bgCol set];
3140
3141 /* NOTE: under NS this is NOT used to draw cursors, but we must avoid
3142 overwriting cursor (usually when cursor on a tab) */
3143 if (s->hl == DRAW_CURSOR)
3144 {
3145 CGFloat x, width;
3146
3147 x = r[i].origin.x;
3148 width = s->w->phys_cursor_width;
3149 r[i].size.width -= width;
3150 r[i].origin.x += width;
3151
3152 NSRectFill (r[i]);
3153
3154 /* Draw overlining, etc. on the cursor. */
3155 if (s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3156 ns_draw_text_decoration (s, face, bgCol, width, x);
3157 else
3158 ns_draw_text_decoration (s, face, fgCol, width, x);
3159 }
3160 else
3161 {
3162 NSRectFill (r[i]);
3163 }
3164
3165 /* Draw overlining, etc. on the stretch glyph (or the part
3166 of the stretch glyph after the cursor). */
3167 ns_draw_text_decoration (s, face, fgCol, r[i].size.width,
3168 r[i].origin.x);
3169 }
3170 ns_unfocus (s->f);
3171 s->background_filled_p = 1;
3172 }
3173 }
3174
3175
3176 static void
3177 ns_draw_glyph_string (struct glyph_string *s)
3178 /* --------------------------------------------------------------------------
3179 External (RIF): Main draw-text call.
3180 -------------------------------------------------------------------------- */
3181 {
3182 /* TODO (optimize): focus for box and contents draw */
3183 NSRect r[2];
3184 int n;
3185 char box_drawn_p = 0;
3186
3187 NSTRACE (ns_draw_glyph_string);
3188
3189 if (s->next && s->right_overhang && !s->for_overlaps/*&&s->hl!=DRAW_CURSOR*/)
3190 {
3191 int width;
3192 struct glyph_string *next;
3193
3194 for (width = 0, next = s->next;
3195 next && width < s->right_overhang;
3196 width += next->width, next = next->next)
3197 if (next->first_glyph->type != IMAGE_GLYPH)
3198 {
3199 if (next->first_glyph->type != STRETCH_GLYPH)
3200 {
3201 n = ns_get_glyph_string_clip_rect (s->next, r);
3202 ns_focus (s->f, r, n);
3203 ns_maybe_dumpglyphs_background (s->next, 1);
3204 ns_unfocus (s->f);
3205 }
3206 else
3207 {
3208 ns_dumpglyphs_stretch (s->next);
3209 }
3210 next->num_clips = 0;
3211 }
3212 }
3213
3214 if (!s->for_overlaps && s->face->box != FACE_NO_BOX
3215 && (s->first_glyph->type == CHAR_GLYPH
3216 || s->first_glyph->type == COMPOSITE_GLYPH))
3217 {
3218 n = ns_get_glyph_string_clip_rect (s, r);
3219 ns_focus (s->f, r, n);
3220 ns_maybe_dumpglyphs_background (s, 1);
3221 ns_dumpglyphs_box_or_relief (s);
3222 ns_unfocus (s->f);
3223 box_drawn_p = 1;
3224 }
3225
3226 switch (s->first_glyph->type)
3227 {
3228
3229 case IMAGE_GLYPH:
3230 n = ns_get_glyph_string_clip_rect (s, r);
3231 ns_focus (s->f, r, n);
3232 ns_dumpglyphs_image (s, r[0]);
3233 ns_unfocus (s->f);
3234 break;
3235
3236 case STRETCH_GLYPH:
3237 ns_dumpglyphs_stretch (s);
3238 break;
3239
3240 case CHAR_GLYPH:
3241 case COMPOSITE_GLYPH:
3242 n = ns_get_glyph_string_clip_rect (s, r);
3243 ns_focus (s->f, r, n);
3244
3245 if (s->for_overlaps || (s->cmp_from > 0
3246 && ! s->first_glyph->u.cmp.automatic))
3247 s->background_filled_p = 1;
3248 else
3249 ns_maybe_dumpglyphs_background
3250 (s, s->first_glyph->type == COMPOSITE_GLYPH);
3251
3252 ns_tmp_flags = s->hl == DRAW_CURSOR ? NS_DUMPGLYPH_CURSOR :
3253 (s->hl == DRAW_MOUSE_FACE ? NS_DUMPGLYPH_MOUSEFACE :
3254 (s->for_overlaps ? NS_DUMPGLYPH_FOREGROUND :
3255 NS_DUMPGLYPH_NORMAL));
3256 ns_tmp_font = (struct nsfont_info *)s->face->font;
3257 if (ns_tmp_font == NULL)
3258 ns_tmp_font = (struct nsfont_info *)FRAME_FONT (s->f);
3259
3260 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3261 {
3262 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
3263 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
3264 NS_FACE_FOREGROUND (s->face) = tmp;
3265 }
3266
3267 ns_tmp_font->font.driver->draw
3268 (s, 0, s->nchars, s->x, s->y,
3269 (ns_tmp_flags == NS_DUMPGLYPH_NORMAL && !s->background_filled_p)
3270 || ns_tmp_flags == NS_DUMPGLYPH_MOUSEFACE);
3271
3272 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3273 {
3274 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
3275 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
3276 NS_FACE_FOREGROUND (s->face) = tmp;
3277 }
3278
3279 ns_unfocus (s->f);
3280 break;
3281
3282 case GLYPHLESS_GLYPH:
3283 n = ns_get_glyph_string_clip_rect (s, r);
3284 ns_focus (s->f, r, n);
3285
3286 if (s->for_overlaps || (s->cmp_from > 0
3287 && ! s->first_glyph->u.cmp.automatic))
3288 s->background_filled_p = 1;
3289 else
3290 ns_maybe_dumpglyphs_background
3291 (s, s->first_glyph->type == COMPOSITE_GLYPH);
3292 /* ... */
3293 /* Not yet implemented. */
3294 /* ... */
3295 ns_unfocus (s->f);
3296 break;
3297
3298 default:
3299 emacs_abort ();
3300 }
3301
3302 /* Draw box if not done already. */
3303 if (!s->for_overlaps && !box_drawn_p && s->face->box != FACE_NO_BOX)
3304 {
3305 n = ns_get_glyph_string_clip_rect (s, r);
3306 ns_focus (s->f, r, n);
3307 ns_dumpglyphs_box_or_relief (s);
3308 ns_unfocus (s->f);
3309 }
3310
3311 s->num_clips = 0;
3312 }
3313
3314
3315
3316 /* ==========================================================================
3317
3318 Event loop
3319
3320 ========================================================================== */
3321
3322
3323 static void
3324 ns_send_appdefined (int value)
3325 /* --------------------------------------------------------------------------
3326 Internal: post an appdefined event which EmacsApp-sendEvent will
3327 recognize and take as a command to halt the event loop.
3328 -------------------------------------------------------------------------- */
3329 {
3330 /*NSTRACE (ns_send_appdefined); */
3331
3332 /* Only post this event if we haven't already posted one. This will end
3333 the [NXApp run] main loop after having processed all events queued at
3334 this moment. */
3335 if (send_appdefined)
3336 {
3337 NSEvent *nxev;
3338
3339 /* We only need one NX_APPDEFINED event to stop NXApp from running. */
3340 send_appdefined = NO;
3341
3342 /* Don't need wakeup timer any more */
3343 if (timed_entry)
3344 {
3345 [timed_entry invalidate];
3346 [timed_entry release];
3347 timed_entry = nil;
3348 }
3349
3350 nxev = [NSEvent otherEventWithType: NSApplicationDefined
3351 location: NSMakePoint (0, 0)
3352 modifierFlags: 0
3353 timestamp: 0
3354 windowNumber: [[NSApp mainWindow] windowNumber]
3355 context: [NSApp context]
3356 subtype: 0
3357 data1: value
3358 data2: 0];
3359
3360 /* Post an application defined event on the event queue. When this is
3361 received the [NXApp run] will return, thus having processed all
3362 events which are currently queued. */
3363 [NSApp postEvent: nxev atStart: NO];
3364 }
3365 }
3366
3367 #ifdef HAVE_NATIVE_FS
3368 static void
3369 check_native_fs ()
3370 {
3371 Lisp_Object frame, tail;
3372
3373 if (ns_last_use_native_fullscreen == ns_use_native_fullscreen)
3374 return;
3375
3376 ns_last_use_native_fullscreen = ns_use_native_fullscreen;
3377
3378 /* Clear the mouse-moved flag for every frame on this display. */
3379 FOR_EACH_FRAME (tail, frame)
3380 {
3381 struct frame *f = XFRAME (frame);
3382 if (FRAME_NS_P (f))
3383 {
3384 EmacsView *view = FRAME_NS_VIEW (f);
3385 [view updateCollectionBehaviour];
3386 }
3387 }
3388 }
3389 #endif
3390
3391 static int
3392 ns_read_socket (struct terminal *terminal, struct input_event *hold_quit)
3393 /* --------------------------------------------------------------------------
3394 External (hook): Post an event to ourself and keep reading events until
3395 we read it back again. In effect process all events which were waiting.
3396 From 21+ we have to manage the event buffer ourselves.
3397 -------------------------------------------------------------------------- */
3398 {
3399 struct input_event ev;
3400 int nevents;
3401
3402 /* NSTRACE (ns_read_socket); */
3403
3404 #ifdef HAVE_NATIVE_FS
3405 check_native_fs ();
3406 #endif
3407
3408 if ([NSApp modalWindow] != nil)
3409 return -1;
3410
3411 if (hold_event_q.nr > 0)
3412 {
3413 int i;
3414 for (i = 0; i < hold_event_q.nr; ++i)
3415 kbd_buffer_store_event_hold (&hold_event_q.q[i], hold_quit);
3416 hold_event_q.nr = 0;
3417 return i;
3418 }
3419
3420 block_input ();
3421 n_emacs_events_pending = 0;
3422 EVENT_INIT (ev);
3423 emacs_event = &ev;
3424 q_event_ptr = hold_quit;
3425
3426 /* we manage autorelease pools by allocate/reallocate each time around
3427 the loop; strict nesting is occasionally violated but seems not to
3428 matter.. earlier methods using full nesting caused major memory leaks */
3429 [outerpool release];
3430 outerpool = [[NSAutoreleasePool alloc] init];
3431
3432 /* If have pending open-file requests, attend to the next one of those. */
3433 if (ns_pending_files && [ns_pending_files count] != 0
3434 && [(EmacsApp *)NSApp openFile: [ns_pending_files objectAtIndex: 0]])
3435 {
3436 [ns_pending_files removeObjectAtIndex: 0];
3437 }
3438 /* Deal with pending service requests. */
3439 else if (ns_pending_service_names && [ns_pending_service_names count] != 0
3440 && [(EmacsApp *)
3441 NSApp fulfillService: [ns_pending_service_names objectAtIndex: 0]
3442 withArg: [ns_pending_service_args objectAtIndex: 0]])
3443 {
3444 [ns_pending_service_names removeObjectAtIndex: 0];
3445 [ns_pending_service_args removeObjectAtIndex: 0];
3446 }
3447 else
3448 {
3449 /* Run and wait for events. We must always send one NX_APPDEFINED event
3450 to ourself, otherwise [NXApp run] will never exit. */
3451 send_appdefined = YES;
3452 ns_send_appdefined (-1);
3453
3454 if (++apploopnr != 1)
3455 {
3456 emacs_abort ();
3457 }
3458 [NSApp run];
3459 --apploopnr;
3460 }
3461
3462 nevents = n_emacs_events_pending;
3463 n_emacs_events_pending = 0;
3464 emacs_event = q_event_ptr = NULL;
3465 unblock_input ();
3466
3467 return nevents;
3468 }
3469
3470
3471 int
3472 ns_select (int nfds, fd_set *readfds, fd_set *writefds,
3473 fd_set *exceptfds, EMACS_TIME *timeout, sigset_t *sigmask)
3474 /* --------------------------------------------------------------------------
3475 Replacement for select, checking for events
3476 -------------------------------------------------------------------------- */
3477 {
3478 int result;
3479 int t, k, nr = 0;
3480 struct input_event event;
3481 char c;
3482
3483 /* NSTRACE (ns_select); */
3484
3485 #ifdef HAVE_NATIVE_FS
3486 check_native_fs ();
3487 #endif
3488
3489 if (hold_event_q.nr > 0)
3490 {
3491 /* We already have events pending. */
3492 raise (SIGIO);
3493 errno = EINTR;
3494 return -1;
3495 }
3496
3497 for (k = 0; k < nfds+1; k++)
3498 {
3499 if (readfds && FD_ISSET(k, readfds)) ++nr;
3500 if (writefds && FD_ISSET(k, writefds)) ++nr;
3501 }
3502
3503 if (NSApp == nil
3504 || (timeout && timeout->tv_sec == 0 && timeout->tv_nsec == 0))
3505 return pselect (nfds, readfds, writefds, exceptfds, timeout, sigmask);
3506
3507 [outerpool release];
3508 outerpool = [[NSAutoreleasePool alloc] init];
3509
3510
3511 send_appdefined = YES;
3512 if (nr > 0)
3513 {
3514 pthread_mutex_lock (&select_mutex);
3515 select_nfds = nfds;
3516 select_valid = 0;
3517 if (readfds)
3518 {
3519 select_readfds = *readfds;
3520 select_valid += SELECT_HAVE_READ;
3521 }
3522 if (writefds)
3523 {
3524 select_writefds = *writefds;
3525 select_valid += SELECT_HAVE_WRITE;
3526 }
3527
3528 if (timeout)
3529 {
3530 select_timeout = *timeout;
3531 select_valid += SELECT_HAVE_TMO;
3532 }
3533
3534 pthread_mutex_unlock (&select_mutex);
3535
3536 /* Inform fd_handler that select should be called */
3537 c = 'g';
3538 emacs_write (selfds[1], &c, 1);
3539 }
3540 else if (nr == 0 && timeout)
3541 {
3542 /* No file descriptor, just a timeout, no need to wake fd_handler */
3543 double time = EMACS_TIME_TO_DOUBLE (*timeout);
3544 timed_entry = [[NSTimer scheduledTimerWithTimeInterval: time
3545 target: NSApp
3546 selector:
3547 @selector (timeout_handler:)
3548 userInfo: 0
3549 repeats: NO]
3550 retain];
3551 }
3552 else /* No timeout and no file descriptors, can this happen? */
3553 {
3554 /* Send appdefined so we exit from the loop */
3555 ns_send_appdefined (-1);
3556 }
3557
3558 EVENT_INIT (event);
3559 block_input ();
3560 emacs_event = &event;
3561 if (++apploopnr != 1)
3562 {
3563 emacs_abort ();
3564 }
3565 [NSApp run];
3566 --apploopnr;
3567 emacs_event = NULL;
3568 if (nr > 0 && readfds)
3569 {
3570 c = 's';
3571 emacs_write (selfds[1], &c, 1);
3572 }
3573 unblock_input ();
3574
3575 t = last_appdefined_event_data;
3576
3577 if (t != NO_APPDEFINED_DATA)
3578 {
3579 last_appdefined_event_data = NO_APPDEFINED_DATA;
3580
3581 if (t == -2)
3582 {
3583 /* The NX_APPDEFINED event we received was a timeout. */
3584 result = 0;
3585 }
3586 else if (t == -1)
3587 {
3588 /* The NX_APPDEFINED event we received was the result of
3589 at least one real input event arriving. */
3590 errno = EINTR;
3591 result = -1;
3592 }
3593 else
3594 {
3595 /* Received back from select () in fd_handler; copy the results */
3596 pthread_mutex_lock (&select_mutex);
3597 if (readfds) *readfds = select_readfds;
3598 if (writefds) *writefds = select_writefds;
3599 if (timeout) *timeout = select_timeout;
3600 pthread_mutex_unlock (&select_mutex);
3601 result = t;
3602 }
3603 }
3604
3605 return result;
3606 }
3607
3608
3609
3610 /* ==========================================================================
3611
3612 Scrollbar handling
3613
3614 ========================================================================== */
3615
3616
3617 static void
3618 ns_set_vertical_scroll_bar (struct window *window,
3619 int portion, int whole, int position)
3620 /* --------------------------------------------------------------------------
3621 External (hook): Update or add scrollbar
3622 -------------------------------------------------------------------------- */
3623 {
3624 Lisp_Object win;
3625 NSRect r, v;
3626 struct frame *f = XFRAME (WINDOW_FRAME (window));
3627 EmacsView *view = FRAME_NS_VIEW (f);
3628 int window_y, window_height;
3629 int top, left, height, width, sb_width, sb_left;
3630 EmacsScroller *bar;
3631 BOOL fringe_extended_p;
3632
3633 /* optimization; display engine sends WAY too many of these.. */
3634 if (!NILP (window->vertical_scroll_bar))
3635 {
3636 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3637 if ([bar checkSamePosition: position portion: portion whole: whole])
3638 {
3639 if (view->scrollbarsNeedingUpdate == 0)
3640 {
3641 if (!windows_or_buffers_changed)
3642 return;
3643 }
3644 else
3645 view->scrollbarsNeedingUpdate--;
3646 }
3647 }
3648
3649 NSTRACE (ns_set_vertical_scroll_bar);
3650
3651 /* Get dimensions. */
3652 window_box (window, -1, 0, &window_y, 0, &window_height);
3653 top = window_y;
3654 height = window_height;
3655 width = WINDOW_CONFIG_SCROLL_BAR_COLS (window) * FRAME_COLUMN_WIDTH (f);
3656 left = WINDOW_SCROLL_BAR_AREA_X (window);
3657
3658 /* allow for displaying a skinnier scrollbar than char area allotted */
3659 sb_width = (WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) > 0) ?
3660 WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) : width;
3661 sb_left = left;
3662
3663 r = NSMakeRect (sb_left, top, sb_width, height);
3664 /* the parent view is flipped, so we need to flip y value */
3665 v = [view frame];
3666 r.origin.y = (v.size.height - r.size.height - r.origin.y);
3667
3668 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (window))
3669 fringe_extended_p = (WINDOW_LEFTMOST_P (window)
3670 && WINDOW_LEFT_FRINGE_WIDTH (window)
3671 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (window)
3672 || WINDOW_LEFT_MARGIN_COLS (window) == 0));
3673 else
3674 fringe_extended_p = (WINDOW_RIGHTMOST_P (window)
3675 && WINDOW_RIGHT_FRINGE_WIDTH (window)
3676 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (window)
3677 || WINDOW_RIGHT_MARGIN_COLS (window) == 0));
3678
3679 XSETWINDOW (win, window);
3680 block_input ();
3681
3682 /* we want at least 5 lines to display a scrollbar */
3683 if (WINDOW_TOTAL_LINES (window) < 5)
3684 {
3685 if (!NILP (window->vertical_scroll_bar))
3686 {
3687 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3688 [bar removeFromSuperview];
3689 wset_vertical_scroll_bar (window, Qnil);
3690 }
3691 ns_clear_frame_area (f, sb_left, top, width, height);
3692 unblock_input ();
3693 return;
3694 }
3695
3696 if (NILP (window->vertical_scroll_bar))
3697 {
3698 if (width > 0 && height > 0)
3699 {
3700 if (fringe_extended_p)
3701 ns_clear_frame_area (f, sb_left, top, sb_width, height);
3702 else
3703 ns_clear_frame_area (f, left, top, width, height);
3704 }
3705
3706 bar = [[EmacsScroller alloc] initFrame: r window: win];
3707 wset_vertical_scroll_bar (window, make_save_pointer (bar));
3708 }
3709 else
3710 {
3711 NSRect oldRect;
3712 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3713 oldRect = [bar frame];
3714 r.size.width = oldRect.size.width;
3715 if (FRAME_LIVE_P (f) && !NSEqualRects (oldRect, r))
3716 {
3717 if (oldRect.origin.x != r.origin.x)
3718 ns_clear_frame_area (f, sb_left, top, width, height);
3719 [bar setFrame: r];
3720 }
3721 }
3722
3723 [bar setPosition: position portion: portion whole: whole];
3724 unblock_input ();
3725 }
3726
3727
3728 static void
3729 ns_condemn_scroll_bars (struct frame *f)
3730 /* --------------------------------------------------------------------------
3731 External (hook): arrange for all frame's scrollbars to be removed
3732 at next call to judge_scroll_bars, except for those redeemed.
3733 -------------------------------------------------------------------------- */
3734 {
3735 int i;
3736 id view;
3737 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
3738
3739 NSTRACE (ns_condemn_scroll_bars);
3740
3741 for (i =[subviews count]-1; i >= 0; i--)
3742 {
3743 view = [subviews objectAtIndex: i];
3744 if ([view isKindOfClass: [EmacsScroller class]])
3745 [view condemn];
3746 }
3747 }
3748
3749
3750 static void
3751 ns_redeem_scroll_bar (struct window *window)
3752 /* --------------------------------------------------------------------------
3753 External (hook): arrange to spare this window's scrollbar
3754 at next call to judge_scroll_bars.
3755 -------------------------------------------------------------------------- */
3756 {
3757 id bar;
3758 NSTRACE (ns_redeem_scroll_bar);
3759 if (!NILP (window->vertical_scroll_bar))
3760 {
3761 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3762 [bar reprieve];
3763 }
3764 }
3765
3766
3767 static void
3768 ns_judge_scroll_bars (struct frame *f)
3769 /* --------------------------------------------------------------------------
3770 External (hook): destroy all scrollbars on frame that weren't
3771 redeemed after call to condemn_scroll_bars.
3772 -------------------------------------------------------------------------- */
3773 {
3774 int i;
3775 id view;
3776 EmacsView *eview = FRAME_NS_VIEW (f);
3777 NSArray *subviews = [[eview superview] subviews];
3778 BOOL removed = NO;
3779
3780 NSTRACE (ns_judge_scroll_bars);
3781 for (i = [subviews count]-1; i >= 0; --i)
3782 {
3783 view = [subviews objectAtIndex: i];
3784 if (![view isKindOfClass: [EmacsScroller class]]) continue;
3785 [view judge];
3786 removed = YES;
3787 }
3788
3789 if (removed)
3790 [eview updateFrameSize: NO];
3791 }
3792
3793
3794 void
3795 x_wm_set_icon_position (struct frame *f, int icon_x, int icon_y)
3796 {
3797 /* XXX irrelevant under NS */
3798 }
3799
3800
3801
3802 /* ==========================================================================
3803
3804 Initialization
3805
3806 ========================================================================== */
3807
3808 int
3809 x_display_pixel_height (struct ns_display_info *dpyinfo)
3810 {
3811 NSScreen *screen = [NSScreen mainScreen];
3812 return [screen frame].size.height;
3813 }
3814
3815 int
3816 x_display_pixel_width (struct ns_display_info *dpyinfo)
3817 {
3818 NSScreen *screen = [NSScreen mainScreen];
3819 return [screen frame].size.width;
3820 }
3821
3822
3823 static Lisp_Object ns_string_to_lispmod (const char *s)
3824 /* --------------------------------------------------------------------------
3825 Convert modifier name to lisp symbol
3826 -------------------------------------------------------------------------- */
3827 {
3828 if (!strncmp (SSDATA (SYMBOL_NAME (Qmeta)), s, 10))
3829 return Qmeta;
3830 else if (!strncmp (SSDATA (SYMBOL_NAME (Qsuper)), s, 10))
3831 return Qsuper;
3832 else if (!strncmp (SSDATA (SYMBOL_NAME (Qcontrol)), s, 10))
3833 return Qcontrol;
3834 else if (!strncmp (SSDATA (SYMBOL_NAME (Qalt)), s, 10))
3835 return Qalt;
3836 else if (!strncmp (SSDATA (SYMBOL_NAME (Qhyper)), s, 10))
3837 return Qhyper;
3838 else if (!strncmp (SSDATA (SYMBOL_NAME (Qnone)), s, 10))
3839 return Qnone;
3840 else
3841 return Qnil;
3842 }
3843
3844
3845 static void
3846 ns_default (const char *parameter, Lisp_Object *result,
3847 Lisp_Object yesval, Lisp_Object noval,
3848 BOOL is_float, BOOL is_modstring)
3849 /* --------------------------------------------------------------------------
3850 Check a parameter value in user's preferences
3851 -------------------------------------------------------------------------- */
3852 {
3853 const char *value = ns_get_defaults_value (parameter);
3854
3855 if (value)
3856 {
3857 double f;
3858 char *pos;
3859 if (c_strcasecmp (value, "YES") == 0)
3860 *result = yesval;
3861 else if (c_strcasecmp (value, "NO") == 0)
3862 *result = noval;
3863 else if (is_float && (f = strtod (value, &pos), pos != value))
3864 *result = make_float (f);
3865 else if (is_modstring && value)
3866 *result = ns_string_to_lispmod (value);
3867 else fprintf (stderr,
3868 "Bad value for default \"%s\": \"%s\"\n", parameter, value);
3869 }
3870 }
3871
3872
3873 static void
3874 ns_initialize_display_info (struct ns_display_info *dpyinfo)
3875 /* --------------------------------------------------------------------------
3876 Initialize global info and storage for display.
3877 -------------------------------------------------------------------------- */
3878 {
3879 NSScreen *screen = [NSScreen mainScreen];
3880 NSWindowDepth depth = [screen depth];
3881 Mouse_HLInfo *hlinfo = &dpyinfo->mouse_highlight;
3882
3883 dpyinfo->resx = 72.27; /* used 75.0, but this makes pt == pixel, expected */
3884 dpyinfo->resy = 72.27;
3885 dpyinfo->color_p = ![NSDeviceWhiteColorSpace isEqualToString:
3886 NSColorSpaceFromDepth (depth)]
3887 && ![NSCalibratedWhiteColorSpace isEqualToString:
3888 NSColorSpaceFromDepth (depth)];
3889 dpyinfo->n_planes = NSBitsPerPixelFromDepth (depth);
3890 dpyinfo->image_cache = make_image_cache ();
3891 dpyinfo->color_table = xmalloc (sizeof *dpyinfo->color_table);
3892 dpyinfo->color_table->colors = NULL;
3893 dpyinfo->root_window = 42; /* a placeholder.. */
3894
3895 hlinfo->mouse_face_mouse_frame = NULL;
3896 hlinfo->mouse_face_beg_row = hlinfo->mouse_face_beg_col = -1;
3897 hlinfo->mouse_face_end_row = hlinfo->mouse_face_end_col = -1;
3898 hlinfo->mouse_face_face_id = DEFAULT_FACE_ID;
3899 hlinfo->mouse_face_window = hlinfo->mouse_face_overlay = Qnil;
3900 hlinfo->mouse_face_hidden = 0;
3901
3902 hlinfo->mouse_face_mouse_x = hlinfo->mouse_face_mouse_y = 0;
3903 hlinfo->mouse_face_defer = 0;
3904
3905 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame = NULL;
3906
3907 dpyinfo->n_fonts = 0;
3908 dpyinfo->smallest_font_height = 1;
3909 dpyinfo->smallest_char_width = 1;
3910 }
3911
3912
3913 /* This and next define (many of the) public functions in this file. */
3914 /* x_... are generic versions in xdisp.c that we, and other terms, get away
3915 with using despite presence in the "system dependent" redisplay
3916 interface. In addition, many of the ns_ methods have code that is
3917 shared with all terms, indicating need for further refactoring. */
3918 extern frame_parm_handler ns_frame_parm_handlers[];
3919 static struct redisplay_interface ns_redisplay_interface =
3920 {
3921 ns_frame_parm_handlers,
3922 x_produce_glyphs,
3923 x_write_glyphs,
3924 x_insert_glyphs,
3925 x_clear_end_of_line,
3926 ns_scroll_run,
3927 ns_after_update_window_line,
3928 ns_update_window_begin,
3929 ns_update_window_end,
3930 x_cursor_to,
3931 ns_flush,
3932 0, /* flush_display_optional */
3933 x_clear_window_mouse_face,
3934 x_get_glyph_overhangs,
3935 x_fix_overlapping_area,
3936 ns_draw_fringe_bitmap,
3937 0, /* define_fringe_bitmap */ /* FIXME: simplify ns_draw_fringe_bitmap */
3938 0, /* destroy_fringe_bitmap */
3939 ns_compute_glyph_string_overhangs,
3940 ns_draw_glyph_string, /* interface to nsfont.m */
3941 ns_define_frame_cursor,
3942 ns_clear_frame_area,
3943 ns_draw_window_cursor,
3944 ns_draw_vertical_window_border,
3945 ns_shift_glyphs_for_insert
3946 };
3947
3948
3949 static void
3950 ns_delete_display (struct ns_display_info *dpyinfo)
3951 {
3952 /* TODO... */
3953 }
3954
3955
3956 /* This function is called when the last frame on a display is deleted. */
3957 static void
3958 ns_delete_terminal (struct terminal *terminal)
3959 {
3960 struct ns_display_info *dpyinfo = terminal->display_info.ns;
3961
3962 /* Protect against recursive calls. delete_frame in
3963 delete_terminal calls us back when it deletes our last frame. */
3964 if (!terminal->name)
3965 return;
3966
3967 block_input ();
3968
3969 x_destroy_all_bitmaps (dpyinfo);
3970 ns_delete_display (dpyinfo);
3971 unblock_input ();
3972 }
3973
3974
3975 static struct terminal *
3976 ns_create_terminal (struct ns_display_info *dpyinfo)
3977 /* --------------------------------------------------------------------------
3978 Set up use of NS before we make the first connection.
3979 -------------------------------------------------------------------------- */
3980 {
3981 struct terminal *terminal;
3982
3983 NSTRACE (ns_create_terminal);
3984
3985 terminal = create_terminal ();
3986
3987 terminal->type = output_ns;
3988 terminal->display_info.ns = dpyinfo;
3989 dpyinfo->terminal = terminal;
3990
3991 terminal->rif = &ns_redisplay_interface;
3992
3993 terminal->clear_frame_hook = ns_clear_frame;
3994 terminal->ins_del_lines_hook = 0; /* XXX vestigial? */
3995 terminal->delete_glyphs_hook = 0; /* XXX vestigial? */
3996 terminal->ring_bell_hook = ns_ring_bell;
3997 terminal->reset_terminal_modes_hook = ns_reset_terminal_modes;
3998 terminal->set_terminal_modes_hook = ns_set_terminal_modes;
3999 terminal->update_begin_hook = ns_update_begin;
4000 terminal->update_end_hook = ns_update_end;
4001 terminal->set_terminal_window_hook = NULL; /* XXX vestigial? */
4002 terminal->read_socket_hook = ns_read_socket;
4003 terminal->frame_up_to_date_hook = ns_frame_up_to_date;
4004 terminal->mouse_position_hook = ns_mouse_position;
4005 terminal->frame_rehighlight_hook = ns_frame_rehighlight;
4006 terminal->frame_raise_lower_hook = ns_frame_raise_lower;
4007
4008 terminal->fullscreen_hook = ns_fullscreen_hook;
4009
4010 terminal->set_vertical_scroll_bar_hook = ns_set_vertical_scroll_bar;
4011 terminal->condemn_scroll_bars_hook = ns_condemn_scroll_bars;
4012 terminal->redeem_scroll_bar_hook = ns_redeem_scroll_bar;
4013 terminal->judge_scroll_bars_hook = ns_judge_scroll_bars;
4014
4015 terminal->delete_frame_hook = x_destroy_window;
4016 terminal->delete_terminal_hook = ns_delete_terminal;
4017
4018 terminal->scroll_region_ok = 1;
4019 terminal->char_ins_del_ok = 1;
4020 terminal->line_ins_del_ok = 1;
4021 terminal->fast_clear_end_of_line = 1;
4022 terminal->memory_below_frame = 0;
4023
4024 return terminal;
4025 }
4026
4027
4028 struct ns_display_info *
4029 ns_term_init (Lisp_Object display_name)
4030 /* --------------------------------------------------------------------------
4031 Start the Application and get things rolling.
4032 -------------------------------------------------------------------------- */
4033 {
4034 struct terminal *terminal;
4035 struct ns_display_info *dpyinfo;
4036 static int ns_initialized = 0;
4037 Lisp_Object tmp;
4038
4039 if (ns_initialized) return x_display_list;
4040 ns_initialized = 1;
4041
4042 NSTRACE (ns_term_init);
4043
4044 [outerpool release];
4045 outerpool = [[NSAutoreleasePool alloc] init];
4046
4047 /* count object allocs (About, click icon); on OS X use ObjectAlloc tool */
4048 /*GSDebugAllocationActive (YES); */
4049 block_input ();
4050
4051 baud_rate = 38400;
4052 Fset_input_interrupt_mode (Qnil);
4053
4054 if (selfds[0] == -1)
4055 {
4056 if (pipe (selfds) == -1)
4057 {
4058 fprintf (stderr, "Failed to create pipe: %s\n",
4059 emacs_strerror (errno));
4060 emacs_abort ();
4061 }
4062
4063 fcntl (selfds[0], F_SETFL, O_NONBLOCK|fcntl (selfds[0], F_GETFL));
4064 FD_ZERO (&select_readfds);
4065 FD_ZERO (&select_writefds);
4066 pthread_mutex_init (&select_mutex, NULL);
4067 }
4068
4069 ns_pending_files = [[NSMutableArray alloc] init];
4070 ns_pending_service_names = [[NSMutableArray alloc] init];
4071 ns_pending_service_args = [[NSMutableArray alloc] init];
4072
4073 /* Start app and create the main menu, window, view.
4074 Needs to be here because ns_initialize_display_info () uses AppKit classes.
4075 The view will then ask the NSApp to stop and return to Emacs. */
4076 [EmacsApp sharedApplication];
4077 if (NSApp == nil)
4078 return NULL;
4079 [NSApp setDelegate: NSApp];
4080
4081 /* Start the select thread. */
4082 [NSThread detachNewThreadSelector:@selector (fd_handler:)
4083 toTarget:NSApp
4084 withObject:nil];
4085
4086 /* debugging: log all notifications */
4087 /* [[NSNotificationCenter defaultCenter] addObserver: NSApp
4088 selector: @selector (logNotification:)
4089 name: nil object: nil]; */
4090
4091 dpyinfo = xzalloc (sizeof *dpyinfo);
4092
4093 ns_initialize_display_info (dpyinfo);
4094 terminal = ns_create_terminal (dpyinfo);
4095
4096 terminal->kboard = xmalloc (sizeof *terminal->kboard);
4097 init_kboard (terminal->kboard);
4098 kset_window_system (terminal->kboard, Qns);
4099 terminal->kboard->next_kboard = all_kboards;
4100 all_kboards = terminal->kboard;
4101 /* Don't let the initial kboard remain current longer than necessary.
4102 That would cause problems if a file loaded on startup tries to
4103 prompt in the mini-buffer. */
4104 if (current_kboard == initial_kboard)
4105 current_kboard = terminal->kboard;
4106 terminal->kboard->reference_count++;
4107
4108 dpyinfo->next = x_display_list;
4109 x_display_list = dpyinfo;
4110
4111 /* Put it on ns_display_name_list */
4112 ns_display_name_list = Fcons (Fcons (display_name, Qnil),
4113 ns_display_name_list);
4114 dpyinfo->name_list_element = XCAR (ns_display_name_list);
4115
4116 terminal->name = xstrdup (SSDATA (display_name));
4117
4118 unblock_input ();
4119
4120 if (!inhibit_x_resources)
4121 {
4122 ns_default ("GSFontAntiAlias", &ns_antialias_text,
4123 Qt, Qnil, NO, NO);
4124 tmp = Qnil;
4125 /* this is a standard variable */
4126 ns_default ("AppleAntiAliasingThreshold", &tmp,
4127 make_float (10.0), make_float (6.0), YES, NO);
4128 ns_antialias_threshold = NILP (tmp) ? 10.0 : XFLOATINT (tmp);
4129 }
4130
4131 ns_selection_color = [[NSUserDefaults standardUserDefaults]
4132 stringForKey: @"AppleHighlightColor"];
4133 if (ns_selection_color == nil)
4134 ns_selection_color = NS_SELECTION_COLOR_DEFAULT;
4135
4136 {
4137 NSColorList *cl = [NSColorList colorListNamed: @"Emacs"];
4138
4139 if ( cl == nil )
4140 {
4141 Lisp_Object color_file, color_map, color;
4142 unsigned long c;
4143 char *name;
4144
4145 color_file = Fexpand_file_name (build_string ("rgb.txt"),
4146 Fsymbol_value (intern ("data-directory")));
4147
4148 color_map = Fx_load_color_file (color_file);
4149 if (NILP (color_map))
4150 fatal ("Could not read %s.\n", SDATA (color_file));
4151
4152 cl = [[NSColorList alloc] initWithName: @"Emacs"];
4153 for ( ; CONSP (color_map); color_map = XCDR (color_map))
4154 {
4155 color = XCAR (color_map);
4156 name = SSDATA (XCAR (color));
4157 c = XINT (XCDR (color));
4158 [cl setColor:
4159 [NSColor colorWithCalibratedRed: RED_FROM_ULONG (c) / 255.0
4160 green: GREEN_FROM_ULONG (c) / 255.0
4161 blue: BLUE_FROM_ULONG (c) / 255.0
4162 alpha: 1.0]
4163 forKey: [NSString stringWithUTF8String: name]];
4164 }
4165 [cl writeToFile: nil];
4166 }
4167 }
4168
4169 {
4170 #ifdef NS_IMPL_GNUSTEP
4171 Vwindow_system_version = build_string (gnustep_base_version);
4172 #else
4173 /*PSnextrelease (128, c); */
4174 char c[DBL_BUFSIZE_BOUND];
4175 int len = dtoastr (c, sizeof c, 0, 0, NSAppKitVersionNumber);
4176 Vwindow_system_version = make_unibyte_string (c, len);
4177 #endif
4178 }
4179
4180 delete_keyboard_wait_descriptor (0);
4181
4182 ns_app_name = [[NSProcessInfo processInfo] processName];
4183
4184 /* Set up OS X app menu */
4185 #ifdef NS_IMPL_COCOA
4186 {
4187 NSMenu *appMenu;
4188 NSMenuItem *item;
4189 /* set up the application menu */
4190 svcsMenu = [[EmacsMenu alloc] initWithTitle: @"Services"];
4191 [svcsMenu setAutoenablesItems: NO];
4192 appMenu = [[EmacsMenu alloc] initWithTitle: @"Emacs"];
4193 [appMenu setAutoenablesItems: NO];
4194 mainMenu = [[EmacsMenu alloc] initWithTitle: @""];
4195 dockMenu = [[EmacsMenu alloc] initWithTitle: @""];
4196
4197 [appMenu insertItemWithTitle: @"About Emacs"
4198 action: @selector (orderFrontStandardAboutPanel:)
4199 keyEquivalent: @""
4200 atIndex: 0];
4201 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 1];
4202 [appMenu insertItemWithTitle: @"Preferences..."
4203 action: @selector (showPreferencesWindow:)
4204 keyEquivalent: @","
4205 atIndex: 2];
4206 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 3];
4207 item = [appMenu insertItemWithTitle: @"Services"
4208 action: @selector (menuDown:)
4209 keyEquivalent: @""
4210 atIndex: 4];
4211 [appMenu setSubmenu: svcsMenu forItem: item];
4212 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 5];
4213 [appMenu insertItemWithTitle: @"Hide Emacs"
4214 action: @selector (hide:)
4215 keyEquivalent: @"h"
4216 atIndex: 6];
4217 item = [appMenu insertItemWithTitle: @"Hide Others"
4218 action: @selector (hideOtherApplications:)
4219 keyEquivalent: @"h"
4220 atIndex: 7];
4221 [item setKeyEquivalentModifierMask: NSCommandKeyMask | NSAlternateKeyMask];
4222 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 8];
4223 [appMenu insertItemWithTitle: @"Quit Emacs"
4224 action: @selector (terminate:)
4225 keyEquivalent: @"q"
4226 atIndex: 9];
4227
4228 item = [mainMenu insertItemWithTitle: ns_app_name
4229 action: @selector (menuDown:)
4230 keyEquivalent: @""
4231 atIndex: 0];
4232 [mainMenu setSubmenu: appMenu forItem: item];
4233 [dockMenu insertItemWithTitle: @"New Frame"
4234 action: @selector (newFrame:)
4235 keyEquivalent: @""
4236 atIndex: 0];
4237
4238 [NSApp setMainMenu: mainMenu];
4239 [NSApp setAppleMenu: appMenu];
4240 [NSApp setServicesMenu: svcsMenu];
4241 /* Needed at least on Cocoa, to get dock menu to show windows */
4242 [NSApp setWindowsMenu: [[NSMenu alloc] init]];
4243
4244 [[NSNotificationCenter defaultCenter]
4245 addObserver: mainMenu
4246 selector: @selector (trackingNotification:)
4247 name: NSMenuDidBeginTrackingNotification object: mainMenu];
4248 [[NSNotificationCenter defaultCenter]
4249 addObserver: mainMenu
4250 selector: @selector (trackingNotification:)
4251 name: NSMenuDidEndTrackingNotification object: mainMenu];
4252 }
4253 #endif /* MAC OS X menu setup */
4254
4255 /* Register our external input/output types, used for determining
4256 applicable services and also drag/drop eligibility. */
4257 ns_send_types = [[NSArray arrayWithObjects: NSStringPboardType, nil] retain];
4258 ns_return_types = [[NSArray arrayWithObjects: NSStringPboardType, nil]
4259 retain];
4260 ns_drag_types = [[NSArray arrayWithObjects:
4261 NSStringPboardType,
4262 NSTabularTextPboardType,
4263 NSFilenamesPboardType,
4264 NSURLPboardType,
4265 NSColorPboardType,
4266 NSFontPboardType, nil] retain];
4267
4268 /* If fullscreen is in init/default-frame-alist, focus isn't set
4269 right for fullscreen windows, so set this. */
4270 [NSApp activateIgnoringOtherApps:YES];
4271
4272 [NSApp run];
4273 ns_do_open_file = YES;
4274 return dpyinfo;
4275 }
4276
4277
4278 void
4279 ns_term_shutdown (int sig)
4280 {
4281 [[NSUserDefaults standardUserDefaults] synchronize];
4282
4283 /* code not reached in emacs.c after this is called by shut_down_emacs: */
4284 if (STRINGP (Vauto_save_list_file_name))
4285 unlink (SSDATA (Vauto_save_list_file_name));
4286
4287 if (sig == 0 || sig == SIGTERM)
4288 {
4289 [NSApp terminate: NSApp];
4290 }
4291 else // force a stack trace to happen
4292 {
4293 emacs_abort ();
4294 }
4295 }
4296
4297
4298 /* ==========================================================================
4299
4300 EmacsApp implementation
4301
4302 ========================================================================== */
4303
4304
4305 @implementation EmacsApp
4306
4307 - (void)logNotification: (NSNotification *)notification
4308 {
4309 const char *name = [[notification name] UTF8String];
4310 if (!strstr (name, "Update") && !strstr (name, "NSMenu")
4311 && !strstr (name, "WindowNumber"))
4312 NSLog (@"notification: '%@'", [notification name]);
4313 }
4314
4315
4316 - (void)sendEvent: (NSEvent *)theEvent
4317 /* --------------------------------------------------------------------------
4318 Called when NSApp is running for each event received. Used to stop
4319 the loop when we choose, since there's no way to just run one iteration.
4320 -------------------------------------------------------------------------- */
4321 {
4322 int type = [theEvent type];
4323 NSWindow *window = [theEvent window];
4324 /* NSTRACE (sendEvent); */
4325 /*fprintf (stderr, "received event of type %d\t%d\n", type);*/
4326
4327 #ifdef NS_IMPL_COCOA
4328 if (type == NSApplicationDefined
4329 && [theEvent data2] == NSAPP_DATA2_RUNASSCRIPT)
4330 {
4331 ns_run_ascript ();
4332 [self stop: self];
4333 return;
4334 }
4335 #endif
4336
4337 if (type == NSCursorUpdate && window == nil)
4338 {
4339 fprintf (stderr, "Dropping external cursor update event.\n");
4340 return;
4341 }
4342
4343 if (type == NSApplicationDefined)
4344 {
4345 /* Events posted by ns_send_appdefined interrupt the run loop here.
4346 But, if a modal window is up, an appdefined can still come through,
4347 (e.g., from a makeKeyWindow event) but stopping self also stops the
4348 modal loop. Just defer it until later. */
4349 if ([NSApp modalWindow] == nil)
4350 {
4351 last_appdefined_event_data = [theEvent data1];
4352 [self stop: self];
4353 }
4354 else
4355 {
4356 send_appdefined = YES;
4357 }
4358 }
4359
4360 [super sendEvent: theEvent];
4361 }
4362
4363
4364 - (void)showPreferencesWindow: (id)sender
4365 {
4366 struct frame *emacsframe = SELECTED_FRAME ();
4367 NSEvent *theEvent = [NSApp currentEvent];
4368
4369 if (!emacs_event)
4370 return;
4371 emacs_event->kind = NS_NONKEY_EVENT;
4372 emacs_event->code = KEY_NS_SHOW_PREFS;
4373 emacs_event->modifiers = 0;
4374 EV_TRAILER (theEvent);
4375 }
4376
4377
4378 - (void)newFrame: (id)sender
4379 {
4380 struct frame *emacsframe = SELECTED_FRAME ();
4381 NSEvent *theEvent = [NSApp currentEvent];
4382
4383 if (!emacs_event)
4384 return;
4385 emacs_event->kind = NS_NONKEY_EVENT;
4386 emacs_event->code = KEY_NS_NEW_FRAME;
4387 emacs_event->modifiers = 0;
4388 EV_TRAILER (theEvent);
4389 }
4390
4391
4392 /* Open a file (used by below, after going into queue read by ns_read_socket) */
4393 - (BOOL) openFile: (NSString *)fileName
4394 {
4395 struct frame *emacsframe = SELECTED_FRAME ();
4396 NSEvent *theEvent = [NSApp currentEvent];
4397
4398 if (!emacs_event)
4399 return NO;
4400
4401 emacs_event->kind = NS_NONKEY_EVENT;
4402 emacs_event->code = KEY_NS_OPEN_FILE_LINE;
4403 ns_input_file = append2 (ns_input_file, build_string ([fileName UTF8String]));
4404 ns_input_line = Qnil; /* can be start or cons start,end */
4405 emacs_event->modifiers =0;
4406 EV_TRAILER (theEvent);
4407
4408 return YES;
4409 }
4410
4411
4412 /* **************************************************************************
4413
4414 EmacsApp delegate implementation
4415
4416 ************************************************************************** */
4417
4418 - (void)applicationDidFinishLaunching: (NSNotification *)notification
4419 /* --------------------------------------------------------------------------
4420 When application is loaded, terminate event loop in ns_term_init
4421 -------------------------------------------------------------------------- */
4422 {
4423 NSTRACE (applicationDidFinishLaunching);
4424 [NSApp setServicesProvider: NSApp];
4425 ns_send_appdefined (-2);
4426 }
4427
4428
4429 /* Termination sequences:
4430 C-x C-c:
4431 Cmd-Q:
4432 MenuBar | File | Exit:
4433 Select Quit from App menubar:
4434 -terminate
4435 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4436 ns_term_shutdown()
4437
4438 Select Quit from Dock menu:
4439 Logout attempt:
4440 -appShouldTerminate
4441 Cancel -> Nothing else
4442 Accept ->
4443
4444 -terminate
4445 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4446 ns_term_shutdown()
4447
4448 */
4449
4450 - (void) terminate: (id)sender
4451 {
4452 struct frame *emacsframe = SELECTED_FRAME ();
4453
4454 if (!emacs_event)
4455 return;
4456
4457 emacs_event->kind = NS_NONKEY_EVENT;
4458 emacs_event->code = KEY_NS_POWER_OFF;
4459 emacs_event->arg = Qt; /* mark as non-key event */
4460 EV_TRAILER ((id)nil);
4461 }
4462
4463
4464 - (NSApplicationTerminateReply)applicationShouldTerminate: (id)sender
4465 {
4466 int ret;
4467
4468 if (NILP (ns_confirm_quit)) // || ns_shutdown_properly --> TO DO
4469 return NSTerminateNow;
4470
4471 ret = NSRunAlertPanel(ns_app_name,
4472 @"Exit requested. Would you like to Save Buffers and Exit, or Cancel the request?",
4473 @"Save Buffers and Exit", @"Cancel", nil);
4474
4475 if (ret == NSAlertDefaultReturn)
4476 return NSTerminateNow;
4477 else if (ret == NSAlertAlternateReturn)
4478 return NSTerminateCancel;
4479 return NSTerminateNow; /* just in case */
4480 }
4481
4482 static int
4483 not_in_argv (NSString *arg)
4484 {
4485 int k;
4486 const char *a = [arg UTF8String];
4487 for (k = 1; k < initial_argc; ++k)
4488 if (strcmp (a, initial_argv[k]) == 0) return 0;
4489 return 1;
4490 }
4491
4492 /* Notification from the Workspace to open a file */
4493 - (BOOL)application: sender openFile: (NSString *)file
4494 {
4495 if (ns_do_open_file || not_in_argv (file))
4496 [ns_pending_files addObject: file];
4497 return YES;
4498 }
4499
4500
4501 /* Open a file as a temporary file */
4502 - (BOOL)application: sender openTempFile: (NSString *)file
4503 {
4504 if (ns_do_open_file || not_in_argv (file))
4505 [ns_pending_files addObject: file];
4506 return YES;
4507 }
4508
4509
4510 /* Notification from the Workspace to open a file noninteractively (?) */
4511 - (BOOL)application: sender openFileWithoutUI: (NSString *)file
4512 {
4513 if (ns_do_open_file || not_in_argv (file))
4514 [ns_pending_files addObject: file];
4515 return YES;
4516 }
4517
4518 /* Notification from the Workspace to open multiple files */
4519 - (void)application: sender openFiles: (NSArray *)fileList
4520 {
4521 NSEnumerator *files = [fileList objectEnumerator];
4522 NSString *file;
4523 /* Don't open files from the command line unconditionally,
4524 Cocoa parses the command line wrong, --option value tries to open value
4525 if --option is the last option. */
4526 while ((file = [files nextObject]) != nil)
4527 if (ns_do_open_file || not_in_argv (file))
4528 [ns_pending_files addObject: file];
4529
4530 [self replyToOpenOrPrint: NSApplicationDelegateReplySuccess];
4531
4532 }
4533
4534
4535 /* Handle dock menu requests. */
4536 - (NSMenu *)applicationDockMenu: (NSApplication *) sender
4537 {
4538 return dockMenu;
4539 }
4540
4541
4542 /* TODO: these may help w/IO switching btwn terminal and NSApp */
4543 - (void)applicationWillBecomeActive: (NSNotification *)notification
4544 {
4545 //ns_app_active=YES;
4546 }
4547 - (void)applicationDidBecomeActive: (NSNotification *)notification
4548 {
4549 NSTRACE (applicationDidBecomeActive);
4550
4551 //ns_app_active=YES;
4552
4553 ns_update_auto_hide_menu_bar ();
4554 // No constraining takes place when the application is not active.
4555 ns_constrain_all_frames ();
4556 }
4557 - (void)applicationDidResignActive: (NSNotification *)notification
4558 {
4559 //ns_app_active=NO;
4560 ns_send_appdefined (-1);
4561 }
4562
4563
4564
4565 /* ==========================================================================
4566
4567 EmacsApp aux handlers for managing event loop
4568
4569 ========================================================================== */
4570
4571
4572 - (void)timeout_handler: (NSTimer *)timedEntry
4573 /* --------------------------------------------------------------------------
4574 The timeout specified to ns_select has passed.
4575 -------------------------------------------------------------------------- */
4576 {
4577 /*NSTRACE (timeout_handler); */
4578 ns_send_appdefined (-2);
4579 }
4580
4581 - (void)fd_handler:(id)unused
4582 /* --------------------------------------------------------------------------
4583 Check data waiting on file descriptors and terminate if so
4584 -------------------------------------------------------------------------- */
4585 {
4586 int result;
4587 int waiting = 1, nfds;
4588 char c;
4589
4590 SELECT_TYPE readfds, writefds, *wfds;
4591 EMACS_TIME timeout, *tmo;
4592 NSAutoreleasePool *pool = nil;
4593
4594 /* NSTRACE (fd_handler); */
4595
4596 for (;;)
4597 {
4598 [pool release];
4599 pool = [[NSAutoreleasePool alloc] init];
4600
4601 if (waiting)
4602 {
4603 SELECT_TYPE fds;
4604 FD_ZERO (&fds);
4605 FD_SET (selfds[0], &fds);
4606 result = select (selfds[0]+1, &fds, NULL, NULL, NULL);
4607 if (result > 0 && read (selfds[0], &c, 1) == 1 && c == 'g')
4608 waiting = 0;
4609 }
4610 else
4611 {
4612 pthread_mutex_lock (&select_mutex);
4613 nfds = select_nfds;
4614
4615 if (select_valid & SELECT_HAVE_READ)
4616 readfds = select_readfds;
4617 else
4618 FD_ZERO (&readfds);
4619
4620 if (select_valid & SELECT_HAVE_WRITE)
4621 {
4622 writefds = select_writefds;
4623 wfds = &writefds;
4624 }
4625 else
4626 wfds = NULL;
4627 if (select_valid & SELECT_HAVE_TMO)
4628 {
4629 timeout = select_timeout;
4630 tmo = &timeout;
4631 }
4632 else
4633 tmo = NULL;
4634
4635 pthread_mutex_unlock (&select_mutex);
4636
4637 FD_SET (selfds[0], &readfds);
4638 if (selfds[0] >= nfds) nfds = selfds[0]+1;
4639
4640 result = pselect (nfds, &readfds, wfds, NULL, tmo, NULL);
4641
4642 if (result == 0)
4643 ns_send_appdefined (-2);
4644 else if (result > 0)
4645 {
4646 if (FD_ISSET (selfds[0], &readfds))
4647 {
4648 if (read (selfds[0], &c, 1) == 1 && c == 's')
4649 waiting = 1;
4650 }
4651 else
4652 {
4653 pthread_mutex_lock (&select_mutex);
4654 if (select_valid & SELECT_HAVE_READ)
4655 select_readfds = readfds;
4656 if (select_valid & SELECT_HAVE_WRITE)
4657 select_writefds = writefds;
4658 if (select_valid & SELECT_HAVE_TMO)
4659 select_timeout = timeout;
4660 pthread_mutex_unlock (&select_mutex);
4661
4662 ns_send_appdefined (result);
4663 }
4664 }
4665 waiting = 1;
4666 }
4667 }
4668 }
4669
4670
4671
4672 /* ==========================================================================
4673
4674 Service provision
4675
4676 ========================================================================== */
4677
4678 /* called from system: queue for next pass through event loop */
4679 - (void)requestService: (NSPasteboard *)pboard
4680 userData: (NSString *)userData
4681 error: (NSString **)error
4682 {
4683 [ns_pending_service_names addObject: userData];
4684 [ns_pending_service_args addObject: [NSString stringWithUTF8String:
4685 SSDATA (ns_string_from_pasteboard (pboard))]];
4686 }
4687
4688
4689 /* called from ns_read_socket to clear queue */
4690 - (BOOL)fulfillService: (NSString *)name withArg: (NSString *)arg
4691 {
4692 struct frame *emacsframe = SELECTED_FRAME ();
4693 NSEvent *theEvent = [NSApp currentEvent];
4694
4695 if (!emacs_event)
4696 return NO;
4697
4698 emacs_event->kind = NS_NONKEY_EVENT;
4699 emacs_event->code = KEY_NS_SPI_SERVICE_CALL;
4700 ns_input_spi_name = build_string ([name UTF8String]);
4701 ns_input_spi_arg = build_string ([arg UTF8String]);
4702 emacs_event->modifiers = EV_MODIFIERS (theEvent);
4703 EV_TRAILER (theEvent);
4704
4705 return YES;
4706 }
4707
4708
4709 @end /* EmacsApp */
4710
4711
4712
4713 /* ==========================================================================
4714
4715 EmacsView implementation
4716
4717 ========================================================================== */
4718
4719
4720 @implementation EmacsView
4721
4722 /* needed to inform when window closed from LISP */
4723 - (void) setWindowClosing: (BOOL)closing
4724 {
4725 windowClosing = closing;
4726 }
4727
4728
4729 - (void)dealloc
4730 {
4731 NSTRACE (EmacsView_dealloc);
4732 [toolbar release];
4733 if (fs_state == FULLSCREEN_BOTH)
4734 [nonfs_window release];
4735 [super dealloc];
4736 }
4737
4738
4739 /* called on font panel selection */
4740 - (void)changeFont: (id)sender
4741 {
4742 NSEvent *e =[[self window] currentEvent];
4743 struct face *face =FRAME_DEFAULT_FACE (emacsframe);
4744 id newFont;
4745 float size;
4746
4747 NSTRACE (changeFont);
4748 if (!emacs_event)
4749 return;
4750
4751 if ((newFont = [sender convertFont:
4752 ((struct nsfont_info *)face->font)->nsfont]))
4753 {
4754 SET_FRAME_GARBAGED (emacsframe); /* now needed as of 2008/10 */
4755
4756 emacs_event->kind = NS_NONKEY_EVENT;
4757 emacs_event->modifiers = 0;
4758 emacs_event->code = KEY_NS_CHANGE_FONT;
4759
4760 size = [newFont pointSize];
4761 ns_input_fontsize = make_number (lrint (size));
4762 ns_input_font = build_string ([[newFont familyName] UTF8String]);
4763 EV_TRAILER (e);
4764 }
4765 }
4766
4767
4768 - (BOOL)acceptsFirstResponder
4769 {
4770 NSTRACE (acceptsFirstResponder);
4771 return YES;
4772 }
4773
4774
4775 - (void)resetCursorRects
4776 {
4777 NSRect visible = [self visibleRect];
4778 NSCursor *currentCursor = FRAME_POINTER_TYPE (emacsframe);
4779 NSTRACE (resetCursorRects);
4780
4781 if (currentCursor == nil)
4782 currentCursor = [NSCursor arrowCursor];
4783
4784 if (!NSIsEmptyRect (visible))
4785 [self addCursorRect: visible cursor: currentCursor];
4786 [currentCursor setOnMouseEntered: YES];
4787 }
4788
4789
4790
4791 /*****************************************************************************/
4792 /* Keyboard handling. */
4793 #define NS_KEYLOG 0
4794
4795 - (void)keyDown: (NSEvent *)theEvent
4796 {
4797 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
4798 int code;
4799 unsigned fnKeysym = 0;
4800 static NSMutableArray *nsEvArray;
4801 #if !defined (NS_IMPL_COCOA) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6
4802 static BOOL firstTime = YES;
4803 #endif
4804 int left_is_none;
4805 unsigned int flags = [theEvent modifierFlags];
4806
4807 NSTRACE (keyDown);
4808
4809 /* Rhapsody and OS X give up and down events for the arrow keys */
4810 if (ns_fake_keydown == YES)
4811 ns_fake_keydown = NO;
4812 else if ([theEvent type] != NSKeyDown)
4813 return;
4814
4815 if (!emacs_event)
4816 return;
4817
4818 if (![[self window] isKeyWindow]
4819 && [[theEvent window] isKindOfClass: [EmacsWindow class]]
4820 /* we must avoid an infinite loop here. */
4821 && (EmacsView *)[[theEvent window] delegate] != self)
4822 {
4823 /* XXX: There is an occasional condition in which, when Emacs display
4824 updates a different frame from the current one, and temporarily
4825 selects it, then processes some interrupt-driven input
4826 (dispnew.c:3878), OS will send the event to the correct NSWindow, but
4827 for some reason that window has its first responder set to the NSView
4828 most recently updated (I guess), which is not the correct one. */
4829 [(EmacsView *)[[theEvent window] delegate] keyDown: theEvent];
4830 return;
4831 }
4832
4833 if (nsEvArray == nil)
4834 nsEvArray = [[NSMutableArray alloc] initWithCapacity: 1];
4835
4836 [NSCursor setHiddenUntilMouseMoves: YES];
4837
4838 if (hlinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight))
4839 {
4840 clear_mouse_face (hlinfo);
4841 hlinfo->mouse_face_hidden = 1;
4842 }
4843
4844 if (!processingCompose)
4845 {
4846 /* When using screen sharing, no left or right information is sent,
4847 so use Left key in those cases. */
4848 int is_left_key, is_right_key;
4849
4850 code = ([[theEvent charactersIgnoringModifiers] length] == 0) ?
4851 0 : [[theEvent charactersIgnoringModifiers] characterAtIndex: 0];
4852
4853 /* (Carbon way: [theEvent keyCode]) */
4854
4855 /* is it a "function key"? */
4856 fnKeysym = (code < 0x00ff && (flags&NSNumericPadKeyMask))
4857 ? ns_convert_key ([theEvent keyCode] | NSNumericPadKeyMask)
4858 : ns_convert_key (code);
4859
4860 if (fnKeysym)
4861 {
4862 /* COUNTERHACK: map 'Delete' on upper-right main KB to 'Backspace',
4863 because Emacs treats Delete and KP-Delete same (in simple.el). */
4864 if (fnKeysym == 0xFFFF && [theEvent keyCode] == 0x33)
4865 code = 0xFF08; /* backspace */
4866 else
4867 code = fnKeysym;
4868 }
4869
4870 /* are there modifiers? */
4871 emacs_event->modifiers = 0;
4872
4873 if (flags & NSHelpKeyMask)
4874 emacs_event->modifiers |= hyper_modifier;
4875
4876 if (flags & NSShiftKeyMask)
4877 emacs_event->modifiers |= shift_modifier;
4878
4879 is_right_key = (flags & NSRightCommandKeyMask) == NSRightCommandKeyMask;
4880 is_left_key = (flags & NSLeftCommandKeyMask) == NSLeftCommandKeyMask
4881 || (! is_right_key && (flags & NSCommandKeyMask) == NSCommandKeyMask);
4882
4883 if (is_right_key)
4884 emacs_event->modifiers |= parse_solitary_modifier
4885 (EQ (ns_right_command_modifier, Qleft)
4886 ? ns_command_modifier
4887 : ns_right_command_modifier);
4888
4889 if (is_left_key)
4890 {
4891 emacs_event->modifiers |= parse_solitary_modifier
4892 (ns_command_modifier);
4893
4894 /* if super (default), take input manager's word so things like
4895 dvorak / qwerty layout work */
4896 if (EQ (ns_command_modifier, Qsuper)
4897 && !fnKeysym
4898 && [[theEvent characters] length] != 0)
4899 {
4900 /* XXX: the code we get will be unshifted, so if we have
4901 a shift modifier, must convert ourselves */
4902 if (!(flags & NSShiftKeyMask))
4903 code = [[theEvent characters] characterAtIndex: 0];
4904 #if 0
4905 /* this is ugly and also requires linking w/Carbon framework
4906 (for LMGetKbdType) so for now leave this rare (?) case
4907 undealt with.. in future look into CGEvent methods */
4908 else
4909 {
4910 long smv = GetScriptManagerVariable (smKeyScript);
4911 Handle uchrHandle = GetResource
4912 ('uchr', GetScriptVariable (smv, smScriptKeys));
4913 UInt32 dummy = 0;
4914 UCKeyTranslate ((UCKeyboardLayout*)*uchrHandle,
4915 [[theEvent characters] characterAtIndex: 0],
4916 kUCKeyActionDisplay,
4917 (flags & ~NSCommandKeyMask) >> 8,
4918 LMGetKbdType (), kUCKeyTranslateNoDeadKeysMask,
4919 &dummy, 1, &dummy, &code);
4920 code &= 0xFF;
4921 }
4922 #endif
4923 }
4924 }
4925
4926 is_right_key = (flags & NSRightControlKeyMask) == NSRightControlKeyMask;
4927 is_left_key = (flags & NSLeftControlKeyMask) == NSLeftControlKeyMask
4928 || (! is_right_key && (flags & NSControlKeyMask) == NSControlKeyMask);
4929
4930 if (is_right_key)
4931 emacs_event->modifiers |= parse_solitary_modifier
4932 (EQ (ns_right_control_modifier, Qleft)
4933 ? ns_control_modifier
4934 : ns_right_control_modifier);
4935
4936 if (is_left_key)
4937 emacs_event->modifiers |= parse_solitary_modifier
4938 (ns_control_modifier);
4939
4940 if (flags & NS_FUNCTION_KEY_MASK && !fnKeysym)
4941 emacs_event->modifiers |=
4942 parse_solitary_modifier (ns_function_modifier);
4943
4944 left_is_none = NILP (ns_alternate_modifier)
4945 || EQ (ns_alternate_modifier, Qnone);
4946
4947 is_right_key = (flags & NSRightAlternateKeyMask)
4948 == NSRightAlternateKeyMask;
4949 is_left_key = (flags & NSLeftAlternateKeyMask) == NSLeftAlternateKeyMask
4950 || (! is_right_key
4951 && (flags & NSAlternateKeyMask) == NSAlternateKeyMask);
4952
4953 if (is_right_key)
4954 {
4955 if ((NILP (ns_right_alternate_modifier)
4956 || EQ (ns_right_alternate_modifier, Qnone)
4957 || (EQ (ns_right_alternate_modifier, Qleft) && left_is_none))
4958 && !fnKeysym)
4959 { /* accept pre-interp alt comb */
4960 if ([[theEvent characters] length] > 0)
4961 code = [[theEvent characters] characterAtIndex: 0];
4962 /*HACK: clear lone shift modifier to stop next if from firing */
4963 if (emacs_event->modifiers == shift_modifier)
4964 emacs_event->modifiers = 0;
4965 }
4966 else
4967 emacs_event->modifiers |= parse_solitary_modifier
4968 (EQ (ns_right_alternate_modifier, Qleft)
4969 ? ns_alternate_modifier
4970 : ns_right_alternate_modifier);
4971 }
4972
4973 if (is_left_key) /* default = meta */
4974 {
4975 if (left_is_none && !fnKeysym)
4976 { /* accept pre-interp alt comb */
4977 if ([[theEvent characters] length] > 0)
4978 code = [[theEvent characters] characterAtIndex: 0];
4979 /*HACK: clear lone shift modifier to stop next if from firing */
4980 if (emacs_event->modifiers == shift_modifier)
4981 emacs_event->modifiers = 0;
4982 }
4983 else
4984 emacs_event->modifiers |=
4985 parse_solitary_modifier (ns_alternate_modifier);
4986 }
4987
4988 if (NS_KEYLOG)
4989 fprintf (stderr, "keyDown: code =%x\tfnKey =%x\tflags = %x\tmods = %x\n",
4990 code, fnKeysym, flags, emacs_event->modifiers);
4991
4992 /* if it was a function key or had modifiers, pass it directly to emacs */
4993 if (fnKeysym || (emacs_event->modifiers
4994 && (emacs_event->modifiers != shift_modifier)
4995 && [[theEvent charactersIgnoringModifiers] length] > 0))
4996 /*[[theEvent characters] length] */
4997 {
4998 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4999 if (code < 0x20)
5000 code |= (1<<28)|(3<<16);
5001 else if (code == 0x7f)
5002 code |= (1<<28)|(3<<16);
5003 else if (!fnKeysym)
5004 emacs_event->kind = code > 0xFF
5005 ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
5006
5007 emacs_event->code = code;
5008 EV_TRAILER (theEvent);
5009 processingCompose = NO;
5010 return;
5011 }
5012 }
5013
5014
5015 #if !defined (NS_IMPL_COCOA) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6
5016 /* if we get here we should send the key for input manager processing */
5017 if (firstTime && [[NSInputManager currentInputManager]
5018 wantsToDelayTextChangeNotifications] == NO)
5019 fprintf (stderr,
5020 "Emacs: WARNING: TextInput mgr wants marked text to be permanent!\n");
5021 firstTime = NO;
5022 #endif
5023 if (NS_KEYLOG && !processingCompose)
5024 fprintf (stderr, "keyDown: Begin compose sequence.\n");
5025
5026 processingCompose = YES;
5027 [nsEvArray addObject: theEvent];
5028 [self interpretKeyEvents: nsEvArray];
5029 [nsEvArray removeObject: theEvent];
5030 }
5031
5032
5033 #ifdef NS_IMPL_COCOA
5034 /* Needed to pick up Ctrl-tab and possibly other events that OS X has
5035 decided not to send key-down for.
5036 See http://osdir.com/ml/editors.vim.mac/2007-10/msg00141.html
5037 This only applies on Tiger and earlier.
5038 If it matches one of these, send it on to keyDown. */
5039 -(void)keyUp: (NSEvent *)theEvent
5040 {
5041 int flags = [theEvent modifierFlags];
5042 int code = [theEvent keyCode];
5043 if (floor (NSAppKitVersionNumber) <= 824 /*NSAppKitVersionNumber10_4*/ &&
5044 code == 0x30 && (flags & NSControlKeyMask) && !(flags & NSCommandKeyMask))
5045 {
5046 if (NS_KEYLOG)
5047 fprintf (stderr, "keyUp: passed test");
5048 ns_fake_keydown = YES;
5049 [self keyDown: theEvent];
5050 }
5051 }
5052 #endif
5053
5054
5055 /* <NSTextInput> implementation (called through super interpretKeyEvents:]). */
5056
5057
5058 /* <NSTextInput>: called when done composing;
5059 NOTE: also called when we delete over working text, followed immed.
5060 by doCommandBySelector: deleteBackward: */
5061 - (void)insertText: (id)aString
5062 {
5063 int code;
5064 int len = [(NSString *)aString length];
5065 int i;
5066
5067 if (NS_KEYLOG)
5068 NSLog (@"insertText '%@'\tlen = %d", aString, len);
5069 processingCompose = NO;
5070
5071 if (!emacs_event)
5072 return;
5073
5074 /* first, clear any working text */
5075 if (workingText != nil)
5076 [self deleteWorkingText];
5077
5078 /* now insert the string as keystrokes */
5079 for (i =0; i<len; i++)
5080 {
5081 code = [aString characterAtIndex: i];
5082 /* TODO: still need this? */
5083 if (code == 0x2DC)
5084 code = '~'; /* 0x7E */
5085 if (code != 32) /* Space */
5086 emacs_event->modifiers = 0;
5087 emacs_event->kind
5088 = code > 0xFF ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
5089 emacs_event->code = code;
5090 EV_TRAILER ((id)nil);
5091 }
5092 }
5093
5094
5095 /* <NSTextInput>: inserts display of composing characters */
5096 - (void)setMarkedText: (id)aString selectedRange: (NSRange)selRange
5097 {
5098 NSString *str = [aString respondsToSelector: @selector (string)] ?
5099 [aString string] : aString;
5100 if (NS_KEYLOG)
5101 NSLog (@"setMarkedText '%@' len =%d range %d from %d", str, [str length],
5102 selRange.length, selRange.location);
5103
5104 if (workingText != nil)
5105 [self deleteWorkingText];
5106 if ([str length] == 0)
5107 return;
5108
5109 if (!emacs_event)
5110 return;
5111
5112 processingCompose = YES;
5113 workingText = [str copy];
5114 ns_working_text = build_string ([workingText UTF8String]);
5115
5116 emacs_event->kind = NS_TEXT_EVENT;
5117 emacs_event->code = KEY_NS_PUT_WORKING_TEXT;
5118 EV_TRAILER ((id)nil);
5119 }
5120
5121
5122 /* delete display of composing characters [not in <NSTextInput>] */
5123 - (void)deleteWorkingText
5124 {
5125 if (workingText == nil)
5126 return;
5127 if (NS_KEYLOG)
5128 NSLog(@"deleteWorkingText len =%d\n", [workingText length]);
5129 [workingText release];
5130 workingText = nil;
5131 processingCompose = NO;
5132
5133 if (!emacs_event)
5134 return;
5135
5136 emacs_event->kind = NS_TEXT_EVENT;
5137 emacs_event->code = KEY_NS_UNPUT_WORKING_TEXT;
5138 EV_TRAILER ((id)nil);
5139 }
5140
5141
5142 - (BOOL)hasMarkedText
5143 {
5144 return workingText != nil;
5145 }
5146
5147
5148 - (NSRange)markedRange
5149 {
5150 NSRange rng = workingText != nil
5151 ? NSMakeRange (0, [workingText length]) : NSMakeRange (NSNotFound, 0);
5152 if (NS_KEYLOG)
5153 NSLog (@"markedRange request");
5154 return rng;
5155 }
5156
5157
5158 - (void)unmarkText
5159 {
5160 if (NS_KEYLOG)
5161 NSLog (@"unmark (accept) text");
5162 [self deleteWorkingText];
5163 processingCompose = NO;
5164 }
5165
5166
5167 /* used to position char selection windows, etc. */
5168 - (NSRect)firstRectForCharacterRange: (NSRange)theRange
5169 {
5170 NSRect rect;
5171 NSPoint pt;
5172 struct window *win = XWINDOW (FRAME_SELECTED_WINDOW (emacsframe));
5173 if (NS_KEYLOG)
5174 NSLog (@"firstRectForCharRange request");
5175
5176 rect.size.width = theRange.length * FRAME_COLUMN_WIDTH (emacsframe);
5177 rect.size.height = FRAME_LINE_HEIGHT (emacsframe);
5178 pt.x = WINDOW_TEXT_TO_FRAME_PIXEL_X (win, win->phys_cursor.x);
5179 pt.y = WINDOW_TO_FRAME_PIXEL_Y (win, win->phys_cursor.y
5180 +FRAME_LINE_HEIGHT (emacsframe));
5181
5182 pt = [self convertPoint: pt toView: nil];
5183 pt = [[self window] convertBaseToScreen: pt];
5184 rect.origin = pt;
5185 return rect;
5186 }
5187
5188
5189 - (NSInteger)conversationIdentifier
5190 {
5191 return (NSInteger)self;
5192 }
5193
5194
5195 - (void)doCommandBySelector: (SEL)aSelector
5196 {
5197 if (NS_KEYLOG)
5198 NSLog (@"doCommandBySelector: %@", NSStringFromSelector (aSelector));
5199
5200 processingCompose = NO;
5201 if (aSelector == @selector (deleteBackward:))
5202 {
5203 /* happens when user backspaces over an ongoing composition:
5204 throw a 'delete' into the event queue */
5205 if (!emacs_event)
5206 return;
5207 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5208 emacs_event->code = 0xFF08;
5209 EV_TRAILER ((id)nil);
5210 }
5211 }
5212
5213 - (NSArray *)validAttributesForMarkedText
5214 {
5215 static NSArray *arr = nil;
5216 if (arr == nil) arr = [NSArray new];
5217 /* [[NSArray arrayWithObject: NSUnderlineStyleAttributeName] retain]; */
5218 return arr;
5219 }
5220
5221 - (NSRange)selectedRange
5222 {
5223 if (NS_KEYLOG)
5224 NSLog (@"selectedRange request");
5225 return NSMakeRange (NSNotFound, 0);
5226 }
5227
5228 - (NSUInteger)characterIndexForPoint: (NSPoint)thePoint
5229 {
5230 if (NS_KEYLOG)
5231 NSLog (@"characterIndexForPoint request");
5232 return 0;
5233 }
5234
5235 - (NSAttributedString *)attributedSubstringFromRange: (NSRange)theRange
5236 {
5237 static NSAttributedString *str = nil;
5238 if (str == nil) str = [NSAttributedString new];
5239 if (NS_KEYLOG)
5240 NSLog (@"attributedSubstringFromRange request");
5241 return str;
5242 }
5243
5244 /* End <NSTextInput> impl. */
5245 /*****************************************************************************/
5246
5247
5248 /* This is what happens when the user presses a mouse button. */
5249 - (void)mouseDown: (NSEvent *)theEvent
5250 {
5251 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
5252
5253 NSTRACE (mouseDown);
5254
5255 [self deleteWorkingText];
5256
5257 if (!emacs_event)
5258 return;
5259
5260 last_mouse_frame = emacsframe;
5261 /* appears to be needed to prevent spurious movement events generated on
5262 button clicks */
5263 last_mouse_frame->mouse_moved = 0;
5264
5265 if ([theEvent type] == NSScrollWheel)
5266 {
5267 float delta = [theEvent deltaY];
5268 /* Mac notebooks send wheel events w/delta =0 when trackpad scrolling */
5269 if (delta == 0)
5270 return;
5271 emacs_event->kind = WHEEL_EVENT;
5272 emacs_event->code = 0;
5273 emacs_event->modifiers = EV_MODIFIERS (theEvent) |
5274 ((delta > 0) ? up_modifier : down_modifier);
5275 }
5276 else
5277 {
5278 emacs_event->kind = MOUSE_CLICK_EVENT;
5279 emacs_event->code = EV_BUTTON (theEvent);
5280 emacs_event->modifiers = EV_MODIFIERS (theEvent)
5281 | EV_UDMODIFIERS (theEvent);
5282 }
5283 XSETINT (emacs_event->x, lrint (p.x));
5284 XSETINT (emacs_event->y, lrint (p.y));
5285 EV_TRAILER (theEvent);
5286 }
5287
5288
5289 - (void)rightMouseDown: (NSEvent *)theEvent
5290 {
5291 NSTRACE (rightMouseDown);
5292 [self mouseDown: theEvent];
5293 }
5294
5295
5296 - (void)otherMouseDown: (NSEvent *)theEvent
5297 {
5298 NSTRACE (otherMouseDown);
5299 [self mouseDown: theEvent];
5300 }
5301
5302
5303 - (void)mouseUp: (NSEvent *)theEvent
5304 {
5305 NSTRACE (mouseUp);
5306 [self mouseDown: theEvent];
5307 }
5308
5309
5310 - (void)rightMouseUp: (NSEvent *)theEvent
5311 {
5312 NSTRACE (rightMouseUp);
5313 [self mouseDown: theEvent];
5314 }
5315
5316
5317 - (void)otherMouseUp: (NSEvent *)theEvent
5318 {
5319 NSTRACE (otherMouseUp);
5320 [self mouseDown: theEvent];
5321 }
5322
5323
5324 - (void) scrollWheel: (NSEvent *)theEvent
5325 {
5326 NSTRACE (scrollWheel);
5327 [self mouseDown: theEvent];
5328 }
5329
5330
5331 /* Tell emacs the mouse has moved. */
5332 - (void)mouseMoved: (NSEvent *)e
5333 {
5334 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
5335 Lisp_Object frame;
5336
5337 // NSTRACE (mouseMoved);
5338
5339 last_mouse_movement_time = EV_TIMESTAMP (e);
5340 last_mouse_motion_position
5341 = [self convertPoint: [e locationInWindow] fromView: nil];
5342
5343 /* update any mouse face */
5344 if (hlinfo->mouse_face_hidden)
5345 {
5346 hlinfo->mouse_face_hidden = 0;
5347 clear_mouse_face (hlinfo);
5348 }
5349
5350 /* tooltip handling */
5351 previous_help_echo_string = help_echo_string;
5352 help_echo_string = Qnil;
5353
5354 if (!note_mouse_movement (emacsframe, last_mouse_motion_position.x,
5355 last_mouse_motion_position.y))
5356 help_echo_string = previous_help_echo_string;
5357
5358 XSETFRAME (frame, emacsframe);
5359 if (!NILP (help_echo_string) || !NILP (previous_help_echo_string))
5360 {
5361 /* NOTE: help_echo_{window,pos,object} are set in xdisp.c
5362 (note_mouse_highlight), which is called through the
5363 note_mouse_movement () call above */
5364 gen_help_event (help_echo_string, frame, help_echo_window,
5365 help_echo_object, help_echo_pos);
5366 }
5367 else
5368 {
5369 help_echo_string = Qnil;
5370 gen_help_event (Qnil, frame, Qnil, Qnil, 0);
5371 }
5372
5373 if (emacsframe->mouse_moved && send_appdefined)
5374 ns_send_appdefined (-1);
5375 }
5376
5377
5378 - (void)mouseDragged: (NSEvent *)e
5379 {
5380 NSTRACE (mouseDragged);
5381 [self mouseMoved: e];
5382 }
5383
5384
5385 - (void)rightMouseDragged: (NSEvent *)e
5386 {
5387 NSTRACE (rightMouseDragged);
5388 [self mouseMoved: e];
5389 }
5390
5391
5392 - (void)otherMouseDragged: (NSEvent *)e
5393 {
5394 NSTRACE (otherMouseDragged);
5395 [self mouseMoved: e];
5396 }
5397
5398
5399 - (BOOL)windowShouldClose: (id)sender
5400 {
5401 NSEvent *e =[[self window] currentEvent];
5402
5403 NSTRACE (windowShouldClose);
5404 windowClosing = YES;
5405 if (!emacs_event)
5406 return NO;
5407 emacs_event->kind = DELETE_WINDOW_EVENT;
5408 emacs_event->modifiers = 0;
5409 emacs_event->code = 0;
5410 EV_TRAILER (e);
5411 /* Don't close this window, let this be done from lisp code. */
5412 return NO;
5413 }
5414
5415 - (void) updateFrameSize: (BOOL) delay;
5416 {
5417 NSWindow *window = [self window];
5418 NSRect wr = [window frame];
5419 int extra = 0;
5420 int gsextra = 0;
5421 #ifdef NS_IMPL_GNUSTEP
5422 gsextra = 3;
5423 #endif
5424
5425 int oldc = cols, oldr = rows;
5426 int oldw = FRAME_PIXEL_WIDTH (emacsframe),
5427 oldh = FRAME_PIXEL_HEIGHT (emacsframe);
5428 int neww, newh;
5429
5430 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe, wr.size.width + gsextra);
5431
5432 if (cols < MINWIDTH)
5433 cols = MINWIDTH;
5434
5435 if (! [self isFullscreen])
5436 {
5437 extra = FRAME_NS_TITLEBAR_HEIGHT (emacsframe)
5438 + FRAME_TOOLBAR_HEIGHT (emacsframe) - gsextra;
5439 }
5440
5441 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe, wr.size.height - extra);
5442
5443 if (rows < MINHEIGHT)
5444 rows = MINHEIGHT;
5445
5446 neww = (int)wr.size.width - emacsframe->border_width;
5447 newh = (int)wr.size.height - extra;
5448
5449 if (oldr != rows || oldc != cols || neww != oldw || newh != oldh)
5450 {
5451 struct frame *f = emacsframe;
5452 NSView *view = FRAME_NS_VIEW (emacsframe);
5453 NSWindow *win = [view window];
5454 NSSize sz = [win resizeIncrements];
5455
5456 FRAME_PIXEL_WIDTH (emacsframe) = neww;
5457 FRAME_PIXEL_HEIGHT (emacsframe) = newh;
5458 change_frame_size (emacsframe, rows, cols, 0, delay, 0);
5459 SET_FRAME_GARBAGED (emacsframe);
5460 cancel_mouse_face (emacsframe);
5461
5462 // Did resize increments change because of a font change?
5463 if (sz.width != FRAME_COLUMN_WIDTH (emacsframe) ||
5464 sz.height != FRAME_LINE_HEIGHT (emacsframe))
5465 {
5466 sz.width = FRAME_COLUMN_WIDTH (emacsframe);
5467 sz.height = FRAME_LINE_HEIGHT (emacsframe);
5468 [win setResizeIncrements: sz];
5469 }
5470
5471 [view setFrame: NSMakeRect (0, 0, neww, newh)];
5472 [self windowDidMove:nil]; // Update top/left.
5473 }
5474 }
5475
5476 - (NSSize)windowWillResize: (NSWindow *)sender toSize: (NSSize)frameSize
5477 /* normalize frame to gridded text size */
5478 {
5479 int extra = 0;
5480 int gsextra = 0;
5481 #ifdef NS_IMPL_GNUSTEP
5482 gsextra = 3;
5483 #endif
5484
5485 NSTRACE (windowWillResize);
5486 /*fprintf (stderr,"Window will resize: %.0f x %.0f\n",frameSize.width,frameSize.height); */
5487
5488 if (fs_state == FULLSCREEN_MAXIMIZED
5489 && (maximized_width != (int)frameSize.width
5490 || maximized_height != (int)frameSize.height))
5491 [self setFSValue: FULLSCREEN_NONE];
5492 else if (fs_state == FULLSCREEN_WIDTH
5493 && maximized_width != (int)frameSize.width)
5494 [self setFSValue: FULLSCREEN_NONE];
5495 else if (fs_state == FULLSCREEN_HEIGHT
5496 && maximized_height != (int)frameSize.height)
5497 [self setFSValue: FULLSCREEN_NONE];
5498 if (fs_state == FULLSCREEN_NONE)
5499 maximized_width = maximized_height = -1;
5500
5501 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe,
5502 frameSize.width + gsextra);
5503 if (cols < MINWIDTH)
5504 cols = MINWIDTH;
5505
5506 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe,
5507 frameSize.height - extra);
5508 if (rows < MINHEIGHT)
5509 rows = MINHEIGHT;
5510 #ifdef NS_IMPL_COCOA
5511 {
5512 /* this sets window title to have size in it; the wm does this under GS */
5513 NSRect r = [[self window] frame];
5514 if (r.size.height == frameSize.height && r.size.width == frameSize.width)
5515 {
5516 if (old_title != 0)
5517 {
5518 xfree (old_title);
5519 old_title = 0;
5520 }
5521 }
5522 else
5523 {
5524 char *size_title;
5525 NSWindow *window = [self window];
5526 if (old_title == 0)
5527 {
5528 const char *t = [[[self window] title] UTF8String];
5529 char *pos = strstr (t, " — ");
5530 if (pos)
5531 *pos = '\0';
5532 old_title = xstrdup (t);
5533 }
5534 size_title = xmalloc (strlen (old_title) + 40);
5535 esprintf (size_title, "%s — (%d x %d)", old_title, cols, rows);
5536 [window setTitle: [NSString stringWithUTF8String: size_title]];
5537 [window display];
5538 xfree (size_title);
5539 }
5540 }
5541 #endif /* NS_IMPL_COCOA */
5542 /*fprintf (stderr," ...size became %.0f x %.0f (%d x %d)\n",frameSize.width,frameSize.height,cols,rows); */
5543
5544 return frameSize;
5545 }
5546
5547
5548 - (void)windowDidResize: (NSNotification *)notification
5549 {
5550 if (! [self fsIsNative])
5551 {
5552 NSWindow *theWindow = [notification object];
5553 /* We can get notification on the non-FS window when in
5554 fullscreen mode. */
5555 if ([self window] != theWindow) return;
5556 }
5557
5558 #ifdef NS_IMPL_GNUSTEP
5559 NSWindow *theWindow = [notification object];
5560
5561 /* In GNUstep, at least currently, it's possible to get a didResize
5562 without getting a willResize.. therefore we need to act as if we got
5563 the willResize now */
5564 NSSize sz = [theWindow frame].size;
5565 sz = [self windowWillResize: theWindow toSize: sz];
5566 #endif /* NS_IMPL_GNUSTEP */
5567
5568 NSTRACE (windowDidResize);
5569 /*fprintf (stderr,"windowDidResize: %.0f\n",[theWindow frame].size.height); */
5570
5571 #ifdef NS_IMPL_COCOA
5572 if (old_title != 0)
5573 {
5574 xfree (old_title);
5575 old_title = 0;
5576 }
5577 #endif /* NS_IMPL_COCOA */
5578
5579 if (cols > 0 && rows > 0)
5580 {
5581 [self updateFrameSize: YES];
5582 }
5583
5584 ns_send_appdefined (-1);
5585 }
5586
5587
5588 - (void)windowDidBecomeKey: (NSNotification *)notification
5589 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5590 {
5591 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5592 struct frame *old_focus = dpyinfo->x_focus_frame;
5593
5594 NSTRACE (windowDidBecomeKey);
5595
5596 if (emacsframe != old_focus)
5597 dpyinfo->x_focus_frame = emacsframe;
5598
5599 ns_frame_rehighlight (emacsframe);
5600
5601 if (emacs_event)
5602 {
5603 emacs_event->kind = FOCUS_IN_EVENT;
5604 EV_TRAILER ((id)nil);
5605 }
5606 }
5607
5608
5609 - (void)windowDidResignKey: (NSNotification *)notification
5610 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5611 {
5612 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5613 NSTRACE (windowDidResignKey);
5614
5615 if (dpyinfo->x_focus_frame == emacsframe)
5616 dpyinfo->x_focus_frame = 0;
5617
5618 ns_frame_rehighlight (emacsframe);
5619
5620 /* FIXME: for some reason needed on second and subsequent clicks away
5621 from sole-frame Emacs to get hollow box to show */
5622 if (!windowClosing && [[self window] isVisible] == YES)
5623 {
5624 x_update_cursor (emacsframe, 1);
5625 x_set_frame_alpha (emacsframe);
5626 }
5627
5628 if (emacs_event)
5629 {
5630 [self deleteWorkingText];
5631 emacs_event->kind = FOCUS_IN_EVENT;
5632 EV_TRAILER ((id)nil);
5633 }
5634 }
5635
5636
5637 - (void)windowWillMiniaturize: sender
5638 {
5639 NSTRACE (windowWillMiniaturize);
5640 }
5641
5642
5643 - (BOOL)isFlipped
5644 {
5645 return YES;
5646 }
5647
5648
5649 - (BOOL)isOpaque
5650 {
5651 return NO;
5652 }
5653
5654
5655 - initFrameFromEmacs: (struct frame *)f
5656 {
5657 NSRect r, wr;
5658 Lisp_Object tem;
5659 NSWindow *win;
5660 NSButton *toggleButton;
5661 NSSize sz;
5662 NSColor *col;
5663 NSString *name;
5664
5665 NSTRACE (initFrameFromEmacs);
5666
5667 windowClosing = NO;
5668 processingCompose = NO;
5669 scrollbarsNeedingUpdate = 0;
5670 fs_state = FULLSCREEN_NONE;
5671 fs_before_fs = next_maximized = -1;
5672 #ifdef HAVE_NATIVE_FS
5673 fs_is_native = ns_use_native_fullscreen;
5674 #else
5675 fs_is_native = NO;
5676 #endif
5677 maximized_width = maximized_height = -1;
5678 nonfs_window = nil;
5679
5680 /*fprintf (stderr,"init with %d, %d\n",f->text_cols, f->text_lines); */
5681
5682 ns_userRect = NSMakeRect (0, 0, 0, 0);
5683 r = NSMakeRect (0, 0, FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, f->text_cols),
5684 FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, f->text_lines));
5685 [self initWithFrame: r];
5686 [self setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
5687
5688 FRAME_NS_VIEW (f) = self;
5689 emacsframe = f;
5690 old_title = 0;
5691
5692 win = [[EmacsWindow alloc]
5693 initWithContentRect: r
5694 styleMask: (NSResizableWindowMask |
5695 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
5696 NSTitledWindowMask |
5697 #endif
5698 NSMiniaturizableWindowMask |
5699 NSClosableWindowMask)
5700 backing: NSBackingStoreBuffered
5701 defer: YES];
5702
5703 #ifdef HAVE_NATIVE_FS
5704 [win setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
5705 #endif
5706
5707 wr = [win frame];
5708 bwidth = f->border_width = wr.size.width - r.size.width;
5709 tibar_height = FRAME_NS_TITLEBAR_HEIGHT (f) = wr.size.height - r.size.height;
5710
5711 [win setAcceptsMouseMovedEvents: YES];
5712 [win setDelegate: self];
5713 [win useOptimizedDrawing: YES];
5714
5715 sz.width = FRAME_COLUMN_WIDTH (f);
5716 sz.height = FRAME_LINE_HEIGHT (f);
5717 [win setResizeIncrements: sz];
5718
5719 [[win contentView] addSubview: self];
5720
5721 if (ns_drag_types)
5722 [self registerForDraggedTypes: ns_drag_types];
5723
5724 tem = f->name;
5725 name = [NSString stringWithUTF8String:
5726 NILP (tem) ? "Emacs" : SSDATA (tem)];
5727 [win setTitle: name];
5728
5729 /* toolbar support */
5730 toolbar = [[EmacsToolbar alloc] initForView: self withIdentifier:
5731 [NSString stringWithFormat: @"Emacs Frame %d",
5732 ns_window_num]];
5733 [win setToolbar: toolbar];
5734 [toolbar setVisible: NO];
5735 #ifdef NS_IMPL_COCOA
5736 toggleButton = [win standardWindowButton: NSWindowToolbarButton];
5737 [toggleButton setTarget: self];
5738 [toggleButton setAction: @selector (toggleToolbar: )];
5739 #endif
5740 FRAME_TOOLBAR_HEIGHT (f) = 0;
5741
5742 tem = f->icon_name;
5743 if (!NILP (tem))
5744 [win setMiniwindowTitle:
5745 [NSString stringWithUTF8String: SSDATA (tem)]];
5746
5747 {
5748 NSScreen *screen = [win screen];
5749
5750 if (screen != 0)
5751 [win setFrameTopLeftPoint: NSMakePoint
5752 (IN_BOUND (-SCREENMAX, f->left_pos, SCREENMAX),
5753 IN_BOUND (-SCREENMAX,
5754 [screen frame].size.height - NS_TOP_POS (f), SCREENMAX))];
5755 }
5756
5757 [win makeFirstResponder: self];
5758
5759 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
5760 (FRAME_DEFAULT_FACE (emacsframe)), emacsframe);
5761 [win setBackgroundColor: col];
5762 if ([col alphaComponent] != 1.0)
5763 [win setOpaque: NO];
5764
5765 [self allocateGState];
5766
5767 [NSApp registerServicesMenuSendTypes: ns_send_types
5768 returnTypes: nil];
5769
5770 ns_window_num++;
5771 return self;
5772 }
5773
5774
5775 - (void)windowDidMove: sender
5776 {
5777 NSWindow *win = [self window];
5778 NSRect r = [win frame];
5779 NSArray *screens = [NSScreen screens];
5780 NSScreen *screen = [screens objectAtIndex: 0];
5781
5782 NSTRACE (windowDidMove);
5783
5784 if (!emacsframe->output_data.ns)
5785 return;
5786 if (screen != nil)
5787 {
5788 emacsframe->left_pos = r.origin.x;
5789 emacsframe->top_pos =
5790 [screen frame].size.height - (r.origin.y + r.size.height);
5791 }
5792 }
5793
5794
5795 /* Called AFTER method below, but before our windowWillResize call there leads
5796 to windowDidResize -> x_set_window_size. Update emacs' notion of frame
5797 location so set_window_size moves the frame. */
5798 - (BOOL)windowShouldZoom: (NSWindow *)sender toFrame: (NSRect)newFrame
5799 {
5800 emacsframe->output_data.ns->zooming = 1;
5801 return YES;
5802 }
5803
5804
5805 /* Override to do something slightly nonstandard, but nice. First click on
5806 zoom button will zoom vertically. Second will zoom completely. Third
5807 returns to original. */
5808 - (NSRect)windowWillUseStandardFrame:(NSWindow *)sender
5809 defaultFrame:(NSRect)defaultFrame
5810 {
5811 NSRect result = [sender frame];
5812
5813 NSTRACE (windowWillUseStandardFrame);
5814
5815 if (fs_before_fs != -1) /* Entering fullscreen */
5816 {
5817 result = defaultFrame;
5818 }
5819 else if (next_maximized == FULLSCREEN_HEIGHT
5820 || (next_maximized == -1
5821 && abs (defaultFrame.size.height - result.size.height)
5822 > FRAME_LINE_HEIGHT (emacsframe)))
5823 {
5824 /* first click */
5825 ns_userRect = result;
5826 maximized_height = result.size.height = defaultFrame.size.height;
5827 maximized_width = -1;
5828 result.origin.y = defaultFrame.origin.y;
5829 [self setFSValue: FULLSCREEN_HEIGHT];
5830 }
5831 else if (next_maximized == FULLSCREEN_WIDTH)
5832 {
5833 ns_userRect = result;
5834 maximized_width = result.size.width = defaultFrame.size.width;
5835 maximized_height = -1;
5836 result.origin.x = defaultFrame.origin.x;
5837 [self setFSValue: FULLSCREEN_WIDTH];
5838 }
5839 else if (next_maximized == FULLSCREEN_MAXIMIZED
5840 || (next_maximized == -1
5841 && abs (defaultFrame.size.width - result.size.width)
5842 > FRAME_COLUMN_WIDTH (emacsframe)))
5843 {
5844 result = defaultFrame; /* second click */
5845 maximized_width = result.size.width;
5846 maximized_height = result.size.height;
5847 [self setFSValue: FULLSCREEN_MAXIMIZED];
5848 }
5849 else
5850 {
5851 /* restore */
5852 result = ns_userRect.size.height ? ns_userRect : result;
5853 ns_userRect = NSMakeRect (0, 0, 0, 0);
5854 [self setFSValue: FULLSCREEN_NONE];
5855 maximized_width = maximized_width = -1;
5856 }
5857
5858 if (fs_before_fs == -1) next_maximized = -1;
5859 [self windowWillResize: sender toSize: result.size];
5860 return result;
5861 }
5862
5863
5864 - (void)windowDidDeminiaturize: sender
5865 {
5866 NSTRACE (windowDidDeminiaturize);
5867 if (!emacsframe->output_data.ns)
5868 return;
5869
5870 SET_FRAME_ICONIFIED (emacsframe, 0);
5871 SET_FRAME_VISIBLE (emacsframe, 1);
5872 windows_or_buffers_changed++;
5873
5874 if (emacs_event)
5875 {
5876 emacs_event->kind = DEICONIFY_EVENT;
5877 EV_TRAILER ((id)nil);
5878 }
5879 }
5880
5881
5882 - (void)windowDidExpose: sender
5883 {
5884 NSTRACE (windowDidExpose);
5885 if (!emacsframe->output_data.ns)
5886 return;
5887
5888 SET_FRAME_VISIBLE (emacsframe, 1);
5889 SET_FRAME_GARBAGED (emacsframe);
5890
5891 if (send_appdefined)
5892 ns_send_appdefined (-1);
5893 }
5894
5895
5896 - (void)windowDidMiniaturize: sender
5897 {
5898 NSTRACE (windowDidMiniaturize);
5899 if (!emacsframe->output_data.ns)
5900 return;
5901
5902 SET_FRAME_ICONIFIED (emacsframe, 1);
5903 SET_FRAME_VISIBLE (emacsframe, 0);
5904
5905 if (emacs_event)
5906 {
5907 emacs_event->kind = ICONIFY_EVENT;
5908 EV_TRAILER ((id)nil);
5909 }
5910 }
5911
5912 #ifdef HAVE_NATIVE_FS
5913 - (NSApplicationPresentationOptions)window:(NSWindow *)window
5914 willUseFullScreenPresentationOptions:
5915 (NSApplicationPresentationOptions)proposedOptions
5916 {
5917 return proposedOptions|NSApplicationPresentationAutoHideToolbar;
5918 }
5919 #endif
5920
5921 - (void)windowWillEnterFullScreen:(NSNotification *)notification
5922 {
5923 fs_before_fs = fs_state;
5924 }
5925
5926 - (void)windowDidEnterFullScreen:(NSNotification *)notification
5927 {
5928 [self setFSValue: FULLSCREEN_BOTH];
5929 if (! [self fsIsNative])
5930 {
5931 [self windowDidBecomeKey:notification];
5932 [nonfs_window orderOut:self];
5933 }
5934 else if (! FRAME_EXTERNAL_TOOL_BAR (emacsframe))
5935 [toolbar setVisible:NO];
5936 }
5937
5938 - (void)windowWillExitFullScreen:(NSNotification *)notification
5939 {
5940 if (next_maximized != -1)
5941 fs_before_fs = next_maximized;
5942 }
5943
5944 - (void)windowDidExitFullScreen:(NSNotification *)notification
5945 {
5946 [self setFSValue: fs_before_fs];
5947 fs_before_fs = -1;
5948 [self updateCollectionBehaviour];
5949 if (FRAME_EXTERNAL_TOOL_BAR (emacsframe))
5950 {
5951 [toolbar setVisible:YES];
5952 update_frame_tool_bar (emacsframe);
5953 [self updateFrameSize:YES];
5954 [[self window] display];
5955 }
5956 else
5957 [toolbar setVisible:NO];
5958
5959 if (next_maximized != -1)
5960 [[self window] performZoom:self];
5961 }
5962
5963 - (BOOL)fsIsNative
5964 {
5965 return fs_is_native;
5966 }
5967
5968 - (BOOL)isFullscreen
5969 {
5970 if (! fs_is_native) return nonfs_window != nil;
5971 #ifdef HAVE_NATIVE_FS
5972 return ([[self window] styleMask] & NSFullScreenWindowMask) != 0;
5973 #else
5974 return NO;
5975 #endif
5976 }
5977
5978 #ifdef HAVE_NATIVE_FS
5979 - (void)updateCollectionBehaviour
5980 {
5981 if (! [self isFullscreen])
5982 {
5983 NSWindow *win = [self window];
5984 NSWindowCollectionBehavior b = [win collectionBehavior];
5985 if (ns_use_native_fullscreen)
5986 b |= NSWindowCollectionBehaviorFullScreenPrimary;
5987 else
5988 b &= ~NSWindowCollectionBehaviorFullScreenPrimary;
5989
5990 [win setCollectionBehavior: b];
5991 fs_is_native = ns_use_native_fullscreen;
5992 }
5993 }
5994 #endif
5995
5996 - (void)toggleFullScreen: (id)sender
5997 {
5998 NSWindow *w, *fw;
5999 BOOL onFirstScreen;
6000 struct frame *f;
6001 NSSize sz;
6002 NSRect r, wr;
6003 NSColor *col;
6004
6005 if (fs_is_native)
6006 {
6007 [[self window] toggleFullScreen:sender];
6008 return;
6009 }
6010
6011 w = [self window];
6012 onFirstScreen = [[w screen] isEqual:[[NSScreen screens] objectAtIndex:0]];
6013 f = emacsframe;
6014 wr = [w frame];
6015 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
6016 (FRAME_DEFAULT_FACE (f)),
6017 f);
6018
6019 sz.width = FRAME_COLUMN_WIDTH (f);
6020 sz.height = FRAME_LINE_HEIGHT (f);
6021
6022 if (fs_state != FULLSCREEN_BOTH)
6023 {
6024 /* Hide dock and menubar if we are on the primary screen. */
6025 if (onFirstScreen)
6026 {
6027 #if defined (NS_IMPL_COCOA) && \
6028 MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
6029 NSApplicationPresentationOptions options
6030 = NSApplicationPresentationAutoHideDock
6031 | NSApplicationPresentationAutoHideMenuBar;
6032
6033 [NSApp setPresentationOptions: options];
6034 #else
6035 [NSMenu setMenuBarVisible:NO];
6036 #endif
6037 }
6038
6039 fw = [[EmacsFSWindow alloc]
6040 initWithContentRect:[w contentRectForFrameRect:wr]
6041 styleMask:NSBorderlessWindowMask
6042 backing:NSBackingStoreBuffered
6043 defer:YES
6044 screen:[w screen]];
6045
6046 [fw setContentView:[w contentView]];
6047 [fw setTitle:[w title]];
6048 [fw setDelegate:self];
6049 [fw setAcceptsMouseMovedEvents: YES];
6050 [fw useOptimizedDrawing: YES];
6051 [fw setResizeIncrements: sz];
6052 [fw setBackgroundColor: col];
6053 if ([col alphaComponent] != 1.0)
6054 [fw setOpaque: NO];
6055
6056 f->border_width = 0;
6057 FRAME_NS_TITLEBAR_HEIGHT (f) = 0;
6058 tobar_height = FRAME_TOOLBAR_HEIGHT (f);
6059 FRAME_TOOLBAR_HEIGHT (f) = 0;
6060
6061 nonfs_window = w;
6062
6063 [self windowWillEnterFullScreen:nil];
6064 [fw makeKeyAndOrderFront:NSApp];
6065 [fw makeFirstResponder:self];
6066 [w orderOut:self];
6067 r = [fw frameRectForContentRect:[[fw screen] frame]];
6068 [fw setFrame: r display:YES animate:YES];
6069 [self windowDidEnterFullScreen:nil];
6070 [fw display];
6071 }
6072 else
6073 {
6074 fw = w;
6075 w = nonfs_window;
6076 nonfs_window = nil;
6077
6078 if (onFirstScreen)
6079 {
6080 #if defined (NS_IMPL_COCOA) && \
6081 MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
6082 [NSApp setPresentationOptions: NSApplicationPresentationDefault];
6083 #else
6084 [NSMenu setMenuBarVisible:YES];
6085 #endif
6086 }
6087
6088 [w setContentView:[fw contentView]];
6089 [w setResizeIncrements: sz];
6090 [w setBackgroundColor: col];
6091 if ([col alphaComponent] != 1.0)
6092 [w setOpaque: NO];
6093
6094 f->border_width = bwidth;
6095 FRAME_NS_TITLEBAR_HEIGHT (f) = tibar_height;
6096 if (FRAME_EXTERNAL_TOOL_BAR (f))
6097 FRAME_TOOLBAR_HEIGHT (f) = tobar_height;
6098
6099 [self windowWillExitFullScreen:nil];
6100 [fw setFrame: [w frame] display:YES animate:YES];
6101 [fw close];
6102 [w makeKeyAndOrderFront:NSApp];
6103 [self windowDidExitFullScreen:nil];
6104 [self updateFrameSize:YES];
6105 }
6106 }
6107
6108 - (void)handleFS
6109 {
6110 if (fs_state != emacsframe->want_fullscreen)
6111 {
6112 if (fs_state == FULLSCREEN_BOTH)
6113 {
6114 [self toggleFullScreen:self];
6115 }
6116
6117 switch (emacsframe->want_fullscreen)
6118 {
6119 case FULLSCREEN_BOTH:
6120 [self toggleFullScreen:self];
6121 break;
6122 case FULLSCREEN_WIDTH:
6123 next_maximized = FULLSCREEN_WIDTH;
6124 if (fs_state != FULLSCREEN_BOTH)
6125 [[self window] performZoom:self];
6126 break;
6127 case FULLSCREEN_HEIGHT:
6128 next_maximized = FULLSCREEN_HEIGHT;
6129 if (fs_state != FULLSCREEN_BOTH)
6130 [[self window] performZoom:self];
6131 break;
6132 case FULLSCREEN_MAXIMIZED:
6133 next_maximized = FULLSCREEN_MAXIMIZED;
6134 if (fs_state != FULLSCREEN_BOTH)
6135 [[self window] performZoom:self];
6136 break;
6137 case FULLSCREEN_NONE:
6138 if (fs_state != FULLSCREEN_BOTH)
6139 {
6140 next_maximized = FULLSCREEN_NONE;
6141 [[self window] performZoom:self];
6142 }
6143 break;
6144 }
6145
6146 emacsframe->want_fullscreen = FULLSCREEN_NONE;
6147 }
6148
6149 }
6150
6151 - (void) setFSValue: (int)value
6152 {
6153 Lisp_Object lval = Qnil;
6154 switch (value)
6155 {
6156 case FULLSCREEN_BOTH:
6157 lval = Qfullboth;
6158 break;
6159 case FULLSCREEN_WIDTH:
6160 lval = Qfullwidth;
6161 break;
6162 case FULLSCREEN_HEIGHT:
6163 lval = Qfullheight;
6164 break;
6165 case FULLSCREEN_MAXIMIZED:
6166 lval = Qmaximized;
6167 break;
6168 }
6169 store_frame_param (emacsframe, Qfullscreen, lval);
6170 fs_state = value;
6171 }
6172
6173 - (void)mouseEntered: (NSEvent *)theEvent
6174 {
6175 NSTRACE (mouseEntered);
6176 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
6177 }
6178
6179
6180 - (void)mouseExited: (NSEvent *)theEvent
6181 {
6182 Mouse_HLInfo *hlinfo = emacsframe ? MOUSE_HL_INFO (emacsframe) : NULL;
6183
6184 NSTRACE (mouseExited);
6185
6186 if (!hlinfo)
6187 return;
6188
6189 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
6190
6191 if (emacsframe == hlinfo->mouse_face_mouse_frame)
6192 {
6193 clear_mouse_face (hlinfo);
6194 hlinfo->mouse_face_mouse_frame = 0;
6195 }
6196 }
6197
6198
6199 - menuDown: sender
6200 {
6201 NSTRACE (menuDown);
6202 if (context_menu_value == -1)
6203 context_menu_value = [sender tag];
6204 else
6205 {
6206 NSInteger tag = [sender tag];
6207 find_and_call_menu_selection (emacsframe, emacsframe->menu_bar_items_used,
6208 emacsframe->menu_bar_vector,
6209 (void *)tag);
6210 }
6211
6212 ns_send_appdefined (-1);
6213 return self;
6214 }
6215
6216
6217 - (EmacsToolbar *)toolbar
6218 {
6219 return toolbar;
6220 }
6221
6222
6223 /* this gets called on toolbar button click */
6224 - toolbarClicked: (id)item
6225 {
6226 NSEvent *theEvent;
6227 int idx = [item tag] * TOOL_BAR_ITEM_NSLOTS;
6228
6229 NSTRACE (toolbarClicked);
6230
6231 if (!emacs_event)
6232 return self;
6233
6234 /* send first event (for some reason two needed) */
6235 theEvent = [[self window] currentEvent];
6236 emacs_event->kind = TOOL_BAR_EVENT;
6237 XSETFRAME (emacs_event->arg, emacsframe);
6238 EV_TRAILER (theEvent);
6239
6240 emacs_event->kind = TOOL_BAR_EVENT;
6241 /* XSETINT (emacs_event->code, 0); */
6242 emacs_event->arg = AREF (emacsframe->tool_bar_items,
6243 idx + TOOL_BAR_ITEM_KEY);
6244 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6245 EV_TRAILER (theEvent);
6246 return self;
6247 }
6248
6249
6250 - toggleToolbar: (id)sender
6251 {
6252 if (!emacs_event)
6253 return self;
6254
6255 emacs_event->kind = NS_NONKEY_EVENT;
6256 emacs_event->code = KEY_NS_TOGGLE_TOOLBAR;
6257 EV_TRAILER ((id)nil);
6258 return self;
6259 }
6260
6261
6262 - (void)drawRect: (NSRect)rect
6263 {
6264 int x = NSMinX (rect), y = NSMinY (rect);
6265 int width = NSWidth (rect), height = NSHeight (rect);
6266
6267 NSTRACE (drawRect);
6268
6269 if (!emacsframe || !emacsframe->output_data.ns)
6270 return;
6271
6272 ns_clear_frame_area (emacsframe, x, y, width, height);
6273 expose_frame (emacsframe, x, y, width, height);
6274
6275 /*
6276 drawRect: may be called (at least in OS X 10.5) for invisible
6277 views as well for some reason. Thus, do not infer visibility
6278 here.
6279
6280 emacsframe->async_visible = 1;
6281 emacsframe->async_iconified = 0;
6282 */
6283 }
6284
6285
6286 /* NSDraggingDestination protocol methods. Actually this is not really a
6287 protocol, but a category of Object. O well... */
6288
6289 -(NSUInteger) draggingEntered: (id <NSDraggingInfo>) sender
6290 {
6291 NSTRACE (draggingEntered);
6292 return NSDragOperationGeneric;
6293 }
6294
6295
6296 -(BOOL)prepareForDragOperation: (id <NSDraggingInfo>) sender
6297 {
6298 return YES;
6299 }
6300
6301
6302 -(BOOL)performDragOperation: (id <NSDraggingInfo>) sender
6303 {
6304 id pb;
6305 int x, y;
6306 NSString *type;
6307 NSEvent *theEvent = [[self window] currentEvent];
6308 NSPoint position;
6309
6310 NSTRACE (performDragOperation);
6311
6312 if (!emacs_event)
6313 return NO;
6314
6315 position = [self convertPoint: [sender draggingLocation] fromView: nil];
6316 x = lrint (position.x); y = lrint (position.y);
6317
6318 pb = [sender draggingPasteboard];
6319 type = [pb availableTypeFromArray: ns_drag_types];
6320 if (type == 0)
6321 {
6322 return NO;
6323 }
6324 else if ([type isEqualToString: NSFilenamesPboardType])
6325 {
6326 NSArray *files;
6327 NSEnumerator *fenum;
6328 NSString *file;
6329
6330 if (!(files = [pb propertyListForType: type]))
6331 return NO;
6332
6333 fenum = [files objectEnumerator];
6334 while ( (file = [fenum nextObject]) )
6335 {
6336 emacs_event->kind = NS_NONKEY_EVENT;
6337 emacs_event->code = KEY_NS_DRAG_FILE;
6338 XSETINT (emacs_event->x, x);
6339 XSETINT (emacs_event->y, y);
6340 ns_input_file = append2 (ns_input_file,
6341 build_string ([file UTF8String]));
6342 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6343 EV_TRAILER (theEvent);
6344 }
6345 return YES;
6346 }
6347 else if ([type isEqualToString: NSURLPboardType])
6348 {
6349 NSString *file;
6350 NSURL *fileURL;
6351
6352 if (!(fileURL = [NSURL URLFromPasteboard: pb]) ||
6353 [fileURL isFileURL] == NO)
6354 return NO;
6355
6356 file = [fileURL path];
6357 emacs_event->kind = NS_NONKEY_EVENT;
6358 emacs_event->code = KEY_NS_DRAG_FILE;
6359 XSETINT (emacs_event->x, x);
6360 XSETINT (emacs_event->y, y);
6361 ns_input_file = append2 (ns_input_file, build_string ([file UTF8String]));
6362 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6363 EV_TRAILER (theEvent);
6364 return YES;
6365 }
6366 else if ([type isEqualToString: NSStringPboardType]
6367 || [type isEqualToString: NSTabularTextPboardType])
6368 {
6369 NSString *data;
6370
6371 if (! (data = [pb stringForType: type]))
6372 return NO;
6373
6374 emacs_event->kind = NS_NONKEY_EVENT;
6375 emacs_event->code = KEY_NS_DRAG_TEXT;
6376 XSETINT (emacs_event->x, x);
6377 XSETINT (emacs_event->y, y);
6378 ns_input_text = build_string ([data UTF8String]);
6379 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6380 EV_TRAILER (theEvent);
6381 return YES;
6382 }
6383 else if ([type isEqualToString: NSColorPboardType])
6384 {
6385 NSColor *c = [NSColor colorFromPasteboard: pb];
6386 emacs_event->kind = NS_NONKEY_EVENT;
6387 emacs_event->code = KEY_NS_DRAG_COLOR;
6388 XSETINT (emacs_event->x, x);
6389 XSETINT (emacs_event->y, y);
6390 ns_input_color = ns_color_to_lisp (c);
6391 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6392 EV_TRAILER (theEvent);
6393 return YES;
6394 }
6395 else if ([type isEqualToString: NSFontPboardType])
6396 {
6397 /* impl based on GNUstep NSTextView.m */
6398 NSData *data = [pb dataForType: NSFontPboardType];
6399 NSDictionary *dict = [NSUnarchiver unarchiveObjectWithData: data];
6400 NSFont *font = [dict objectForKey: NSFontAttributeName];
6401 char fontSize[10];
6402
6403 if (font == nil)
6404 return NO;
6405
6406 emacs_event->kind = NS_NONKEY_EVENT;
6407 emacs_event->code = KEY_NS_CHANGE_FONT;
6408 XSETINT (emacs_event->x, x);
6409 XSETINT (emacs_event->y, y);
6410 ns_input_font = build_string ([[font fontName] UTF8String]);
6411 snprintf (fontSize, 10, "%f", [font pointSize]);
6412 ns_input_fontsize = build_string (fontSize);
6413 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6414 EV_TRAILER (theEvent);
6415 return YES;
6416 }
6417 else
6418 {
6419 error ("Invalid data type in dragging pasteboard.");
6420 return NO;
6421 }
6422 }
6423
6424
6425 - (id) validRequestorForSendType: (NSString *)typeSent
6426 returnType: (NSString *)typeReturned
6427 {
6428 NSTRACE (validRequestorForSendType);
6429 if (typeSent != nil && [ns_send_types indexOfObject: typeSent] != NSNotFound
6430 && typeReturned == nil)
6431 {
6432 if (! NILP (ns_get_local_selection (QPRIMARY, QUTF8_STRING)))
6433 return self;
6434 }
6435
6436 return [super validRequestorForSendType: typeSent
6437 returnType: typeReturned];
6438 }
6439
6440
6441 /* The next two methods are part of NSServicesRequests informal protocol,
6442 supposedly called when a services menu item is chosen from this app.
6443 But this should not happen because we override the services menu with our
6444 own entries which call ns-perform-service.
6445 Nonetheless, it appeared to happen (under strange circumstances): bug#1435.
6446 So let's at least stub them out until further investigation can be done. */
6447
6448 - (BOOL) readSelectionFromPasteboard: (NSPasteboard *)pb
6449 {
6450 /* we could call ns_string_from_pasteboard(pboard) here but then it should
6451 be written into the buffer in place of the existing selection..
6452 ordinary service calls go through functions defined in ns-win.el */
6453 return NO;
6454 }
6455
6456 - (BOOL) writeSelectionToPasteboard: (NSPasteboard *)pb types: (NSArray *)types
6457 {
6458 NSArray *typesDeclared;
6459 Lisp_Object val;
6460
6461 /* We only support NSStringPboardType */
6462 if ([types containsObject:NSStringPboardType] == NO) {
6463 return NO;
6464 }
6465
6466 val = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
6467 if (CONSP (val) && SYMBOLP (XCAR (val)))
6468 {
6469 val = XCDR (val);
6470 if (CONSP (val) && NILP (XCDR (val)))
6471 val = XCAR (val);
6472 }
6473 if (! STRINGP (val))
6474 return NO;
6475
6476 typesDeclared = [NSArray arrayWithObject:NSStringPboardType];
6477 [pb declareTypes:typesDeclared owner:nil];
6478 ns_string_to_pasteboard (pb, val);
6479 return YES;
6480 }
6481
6482
6483 /* setMini =YES means set from internal (gives a finder icon), NO means set nil
6484 (gives a miniaturized version of the window); currently we use the latter for
6485 frames whose active buffer doesn't correspond to any file
6486 (e.g., '*scratch*') */
6487 - setMiniwindowImage: (BOOL) setMini
6488 {
6489 id image = [[self window] miniwindowImage];
6490 NSTRACE (setMiniwindowImage);
6491
6492 /* NOTE: under Cocoa miniwindowImage always returns nil, documentation
6493 about "AppleDockIconEnabled" notwithstanding, however the set message
6494 below has its effect nonetheless. */
6495 if (image != emacsframe->output_data.ns->miniimage)
6496 {
6497 if (image && [image isKindOfClass: [EmacsImage class]])
6498 [image release];
6499 [[self window] setMiniwindowImage:
6500 setMini ? emacsframe->output_data.ns->miniimage : nil];
6501 }
6502
6503 return self;
6504 }
6505
6506
6507 - (void) setRows: (int) r andColumns: (int) c
6508 {
6509 rows = r;
6510 cols = c;
6511 }
6512
6513 @end /* EmacsView */
6514
6515
6516
6517 /* ==========================================================================
6518
6519 EmacsWindow implementation
6520
6521 ========================================================================== */
6522
6523 @implementation EmacsWindow
6524
6525 #ifdef NS_IMPL_COCOA
6526 - (id)accessibilityAttributeValue:(NSString *)attribute
6527 {
6528 Lisp_Object str = Qnil;
6529 struct frame *f = SELECTED_FRAME ();
6530 struct buffer *curbuf = XBUFFER (XWINDOW (f->selected_window)->buffer);
6531
6532 if ([attribute isEqualToString:NSAccessibilityRoleAttribute])
6533 return NSAccessibilityTextFieldRole;
6534
6535 if ([attribute isEqualToString:NSAccessibilitySelectedTextAttribute]
6536 && curbuf && ! NILP (BVAR (curbuf, mark_active)))
6537 {
6538 str = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
6539 }
6540 else if (curbuf && [attribute isEqualToString:NSAccessibilityValueAttribute])
6541 {
6542 if (! NILP (BVAR (curbuf, mark_active)))
6543 str = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
6544
6545 if (NILP (str))
6546 {
6547 ptrdiff_t start_byte = BUF_BEGV_BYTE (curbuf);
6548 ptrdiff_t byte_range = BUF_ZV_BYTE (curbuf) - start_byte;
6549 ptrdiff_t range = BUF_ZV (curbuf) - BUF_BEGV (curbuf);
6550
6551 if (! NILP (BVAR (curbuf, enable_multibyte_characters)))
6552 str = make_uninit_multibyte_string (range, byte_range);
6553 else
6554 str = make_uninit_string (range);
6555 /* To check: This returns emacs-utf-8, which is a superset of utf-8.
6556 Is this a problem? */
6557 memcpy (SDATA (str), BYTE_POS_ADDR (start_byte), byte_range);
6558 }
6559 }
6560
6561
6562 if (! NILP (str))
6563 {
6564 if (CONSP (str) && SYMBOLP (XCAR (str)))
6565 {
6566 str = XCDR (str);
6567 if (CONSP (str) && NILP (XCDR (str)))
6568 str = XCAR (str);
6569 }
6570 if (STRINGP (str))
6571 {
6572 const char *utfStr = SSDATA (str);
6573 NSString *nsStr = [NSString stringWithUTF8String: utfStr];
6574 return nsStr;
6575 }
6576 }
6577
6578 return [super accessibilityAttributeValue:attribute];
6579 }
6580 #endif /* NS_IMPL_COCOA */
6581
6582 /* If we have multiple monitors, one above the other, we don't want to
6583 restrict the height to just one monitor. So we override this. */
6584 - (NSRect)constrainFrameRect:(NSRect)frameRect toScreen:(NSScreen *)screen
6585 {
6586 /* When making the frame visible for the first time or if there is just
6587 one screen, we want to constrain. Other times not. */
6588 NSUInteger nr_screens = [[NSScreen screens] count];
6589 struct frame *f = ((EmacsView *)[self delegate])->emacsframe;
6590 NSTRACE (constrainFrameRect);
6591
6592 if (nr_screens == 1)
6593 {
6594 NSRect r = [super constrainFrameRect:frameRect toScreen:screen];
6595 return r;
6596 }
6597
6598 if (f->output_data.ns->dont_constrain
6599 || ns_menu_bar_should_be_hidden ())
6600 return frameRect;
6601
6602 f->output_data.ns->dont_constrain = 1;
6603 return [super constrainFrameRect:frameRect toScreen:screen];
6604 }
6605
6606 @end /* EmacsWindow */
6607
6608
6609 @implementation EmacsFSWindow
6610
6611 - (BOOL)canBecomeKeyWindow
6612 {
6613 return YES;
6614 }
6615
6616 - (BOOL)canBecomeMainWindow
6617 {
6618 return YES;
6619 }
6620
6621 @end
6622
6623 /* ==========================================================================
6624
6625 EmacsScroller implementation
6626
6627 ========================================================================== */
6628
6629
6630 @implementation EmacsScroller
6631
6632 /* for repeat button push */
6633 #define SCROLL_BAR_FIRST_DELAY 0.5
6634 #define SCROLL_BAR_CONTINUOUS_DELAY (1.0 / 15)
6635
6636 + (CGFloat) scrollerWidth
6637 {
6638 /* TODO: if we want to allow variable widths, this is the place to do it,
6639 however neither GNUstep nor Cocoa support it very well */
6640 return [NSScroller scrollerWidth];
6641 }
6642
6643
6644 - initFrame: (NSRect )r window: (Lisp_Object)nwin
6645 {
6646 NSTRACE (EmacsScroller_initFrame);
6647
6648 r.size.width = [EmacsScroller scrollerWidth];
6649 [super initWithFrame: r/*NSMakeRect (0, 0, 0, 0)*/];
6650 [self setContinuous: YES];
6651 [self setEnabled: YES];
6652
6653 /* Ensure auto resizing of scrollbars occurs within the emacs frame's view
6654 locked against the top and bottom edges, and right edge on OS X, where
6655 scrollers are on right. */
6656 #ifdef NS_IMPL_GNUSTEP
6657 [self setAutoresizingMask: NSViewMaxXMargin | NSViewHeightSizable];
6658 #else
6659 [self setAutoresizingMask: NSViewMinXMargin | NSViewHeightSizable];
6660 #endif
6661
6662 win = nwin;
6663 condemned = NO;
6664 pixel_height = NSHeight (r);
6665 if (pixel_height == 0) pixel_height = 1;
6666 min_portion = 20 / pixel_height;
6667
6668 frame = XFRAME (XWINDOW (win)->frame);
6669 if (FRAME_LIVE_P (frame))
6670 {
6671 int i;
6672 EmacsView *view = FRAME_NS_VIEW (frame);
6673 NSView *sview = [[view window] contentView];
6674 NSArray *subs = [sview subviews];
6675
6676 /* disable optimization stopping redraw of other scrollbars */
6677 view->scrollbarsNeedingUpdate = 0;
6678 for (i =[subs count]-1; i >= 0; i--)
6679 if ([[subs objectAtIndex: i] isKindOfClass: [EmacsScroller class]])
6680 view->scrollbarsNeedingUpdate++;
6681 [sview addSubview: self];
6682 }
6683
6684 /* [self setFrame: r]; */
6685
6686 return self;
6687 }
6688
6689
6690 - (void)setFrame: (NSRect)newRect
6691 {
6692 NSTRACE (EmacsScroller_setFrame);
6693 /* block_input (); */
6694 pixel_height = NSHeight (newRect);
6695 if (pixel_height == 0) pixel_height = 1;
6696 min_portion = 20 / pixel_height;
6697 [super setFrame: newRect];
6698 [self display];
6699 /* unblock_input (); */
6700 }
6701
6702
6703 - (void)dealloc
6704 {
6705 NSTRACE (EmacsScroller_dealloc);
6706 if (!NILP (win))
6707 wset_vertical_scroll_bar (XWINDOW (win), Qnil);
6708 [super dealloc];
6709 }
6710
6711
6712 - condemn
6713 {
6714 NSTRACE (condemn);
6715 condemned =YES;
6716 return self;
6717 }
6718
6719
6720 - reprieve
6721 {
6722 NSTRACE (reprieve);
6723 condemned =NO;
6724 return self;
6725 }
6726
6727
6728 - judge
6729 {
6730 NSTRACE (judge);
6731 if (condemned)
6732 {
6733 EmacsView *view;
6734 block_input ();
6735 /* ensure other scrollbar updates after deletion */
6736 view = (EmacsView *)FRAME_NS_VIEW (frame);
6737 if (view != nil)
6738 view->scrollbarsNeedingUpdate++;
6739 [self removeFromSuperview];
6740 [self release];
6741 unblock_input ();
6742 }
6743 return self;
6744 }
6745
6746
6747 - (void)resetCursorRects
6748 {
6749 NSRect visible = [self visibleRect];
6750 NSTRACE (resetCursorRects);
6751
6752 if (!NSIsEmptyRect (visible))
6753 [self addCursorRect: visible cursor: [NSCursor arrowCursor]];
6754 [[NSCursor arrowCursor] setOnMouseEntered: YES];
6755 }
6756
6757
6758 - (int) checkSamePosition: (int) position portion: (int) portion
6759 whole: (int) whole
6760 {
6761 return em_position ==position && em_portion ==portion && em_whole ==whole
6762 && portion != whole; /* needed for resize empty buf */
6763 }
6764
6765
6766 - setPosition: (int)position portion: (int)portion whole: (int)whole
6767 {
6768 NSTRACE (setPosition);
6769
6770 em_position = position;
6771 em_portion = portion;
6772 em_whole = whole;
6773
6774 if (portion >= whole)
6775 {
6776 #if defined (NS_IMPL_COCOA) && MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_5
6777 [self setKnobProportion: 1.0];
6778 [self setDoubleValue: 1.0];
6779 #else
6780 [self setFloatValue: 0.0 knobProportion: 1.0];
6781 #endif
6782 }
6783 else
6784 {
6785 float pos, por;
6786 portion = max ((float)whole*min_portion/pixel_height, portion);
6787 pos = (float)position / (whole - portion);
6788 por = (float)portion/whole;
6789 #if defined (NS_IMPL_COCOA) && MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_5
6790 [self setKnobProportion: por];
6791 [self setDoubleValue: pos];
6792 #else
6793 [self setFloatValue: pos knobProportion: por];
6794 #endif
6795 }
6796
6797 /* Events may come here even if the event loop is not running.
6798 If we don't enter the event loop, the scroll bar will not update.
6799 So send SIGIO to ourselves. */
6800 if (apploopnr == 0) raise (SIGIO);
6801
6802 return self;
6803 }
6804
6805 /* FIXME: unused at moment (see ns_mouse_position) at the moment because
6806 drag events will go directly to the EmacsScroller. Leaving in for now. */
6807 -(void)getMouseMotionPart: (int *)part window: (Lisp_Object *)window
6808 x: (Lisp_Object *)x y: ( Lisp_Object *)y
6809 {
6810 *part = last_hit_part;
6811 *window = win;
6812 XSETINT (*y, pixel_height);
6813 if ([self floatValue] > 0.999)
6814 XSETINT (*x, pixel_height);
6815 else
6816 XSETINT (*x, pixel_height * [self floatValue]);
6817 }
6818
6819
6820 /* set up emacs_event */
6821 - (void) sendScrollEventAtLoc: (float)loc fromEvent: (NSEvent *)e
6822 {
6823 if (!emacs_event)
6824 return;
6825
6826 emacs_event->part = last_hit_part;
6827 emacs_event->code = 0;
6828 emacs_event->modifiers = EV_MODIFIERS (e) | down_modifier;
6829 emacs_event->frame_or_window = win;
6830 emacs_event->timestamp = EV_TIMESTAMP (e);
6831 emacs_event->kind = SCROLL_BAR_CLICK_EVENT;
6832 emacs_event->arg = Qnil;
6833 XSETINT (emacs_event->x, loc * pixel_height);
6834 XSETINT (emacs_event->y, pixel_height-20);
6835
6836 if (q_event_ptr)
6837 {
6838 n_emacs_events_pending++;
6839 kbd_buffer_store_event_hold (emacs_event, q_event_ptr);
6840 }
6841 else
6842 hold_event (emacs_event);
6843 EVENT_INIT (*emacs_event);
6844 ns_send_appdefined (-1);
6845 }
6846
6847
6848 /* called manually thru timer to implement repeated button action w/hold-down */
6849 - repeatScroll: (NSTimer *)scrollEntry
6850 {
6851 NSEvent *e = [[self window] currentEvent];
6852 NSPoint p = [[self window] mouseLocationOutsideOfEventStream];
6853 BOOL inKnob = [self testPart: p] == NSScrollerKnob;
6854
6855 /* clear timer if need be */
6856 if (inKnob || [scroll_repeat_entry timeInterval] == SCROLL_BAR_FIRST_DELAY)
6857 {
6858 [scroll_repeat_entry invalidate];
6859 [scroll_repeat_entry release];
6860 scroll_repeat_entry = nil;
6861
6862 if (inKnob)
6863 return self;
6864
6865 scroll_repeat_entry
6866 = [[NSTimer scheduledTimerWithTimeInterval:
6867 SCROLL_BAR_CONTINUOUS_DELAY
6868 target: self
6869 selector: @selector (repeatScroll:)
6870 userInfo: 0
6871 repeats: YES]
6872 retain];
6873 }
6874
6875 [self sendScrollEventAtLoc: 0 fromEvent: e];
6876 return self;
6877 }
6878
6879
6880 /* Asynchronous mouse tracking for scroller. This allows us to dispatch
6881 mouseDragged events without going into a modal loop. */
6882 - (void)mouseDown: (NSEvent *)e
6883 {
6884 NSRect sr, kr;
6885 /* hitPart is only updated AFTER event is passed on */
6886 NSScrollerPart part = [self testPart: [e locationInWindow]];
6887 double inc = 0.0, loc, kloc, pos;
6888 int edge = 0;
6889
6890 NSTRACE (EmacsScroller_mouseDown);
6891
6892 switch (part)
6893 {
6894 case NSScrollerDecrementPage:
6895 last_hit_part = scroll_bar_above_handle; inc = -1.0; break;
6896 case NSScrollerIncrementPage:
6897 last_hit_part = scroll_bar_below_handle; inc = 1.0; break;
6898 case NSScrollerDecrementLine:
6899 last_hit_part = scroll_bar_up_arrow; inc = -0.1; break;
6900 case NSScrollerIncrementLine:
6901 last_hit_part = scroll_bar_down_arrow; inc = 0.1; break;
6902 case NSScrollerKnob:
6903 last_hit_part = scroll_bar_handle; break;
6904 case NSScrollerKnobSlot: /* GNUstep-only */
6905 last_hit_part = scroll_bar_move_ratio; break;
6906 default: /* NSScrollerNoPart? */
6907 fprintf (stderr, "EmacsScoller-mouseDown: unexpected part %ld\n",
6908 (long) part);
6909 return;
6910 }
6911
6912 if (inc != 0.0)
6913 {
6914 pos = 0; /* ignored */
6915
6916 /* set a timer to repeat, as we can't let superclass do this modally */
6917 scroll_repeat_entry
6918 = [[NSTimer scheduledTimerWithTimeInterval: SCROLL_BAR_FIRST_DELAY
6919 target: self
6920 selector: @selector (repeatScroll:)
6921 userInfo: 0
6922 repeats: YES]
6923 retain];
6924 }
6925 else
6926 {
6927 /* handle, or on GNUstep possibly slot */
6928 NSEvent *fake_event;
6929
6930 /* compute float loc in slot and mouse offset on knob */
6931 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
6932 toView: nil];
6933 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
6934 if (loc <= 0.0)
6935 {
6936 loc = 0.0;
6937 edge = -1;
6938 }
6939 else if (loc >= NSHeight (sr))
6940 {
6941 loc = NSHeight (sr);
6942 edge = 1;
6943 }
6944
6945 if (edge)
6946 kloc = 0.5 * edge;
6947 else
6948 {
6949 kr = [self convertRect: [self rectForPart: NSScrollerKnob]
6950 toView: nil];
6951 kloc = NSHeight (kr) - ([e locationInWindow].y - NSMinY (kr));
6952 }
6953 last_mouse_offset = kloc;
6954
6955 /* if knob, tell emacs a location offset by knob pos
6956 (to indicate top of handle) */
6957 if (part == NSScrollerKnob)
6958 pos = (loc - last_mouse_offset) / NSHeight (sr);
6959 else
6960 /* else this is a slot click on GNUstep: go straight there */
6961 pos = loc / NSHeight (sr);
6962
6963 /* send a fake mouse-up to super to preempt modal -trackKnob: mode */
6964 fake_event = [NSEvent mouseEventWithType: NSLeftMouseUp
6965 location: [e locationInWindow]
6966 modifierFlags: [e modifierFlags]
6967 timestamp: [e timestamp]
6968 windowNumber: [e windowNumber]
6969 context: [e context]
6970 eventNumber: [e eventNumber]
6971 clickCount: [e clickCount]
6972 pressure: [e pressure]];
6973 [super mouseUp: fake_event];
6974 }
6975
6976 if (part != NSScrollerKnob)
6977 [self sendScrollEventAtLoc: pos fromEvent: e];
6978 }
6979
6980
6981 /* Called as we manually track scroller drags, rather than superclass. */
6982 - (void)mouseDragged: (NSEvent *)e
6983 {
6984 NSRect sr;
6985 double loc, pos;
6986 int edge = 0;
6987
6988 NSTRACE (EmacsScroller_mouseDragged);
6989
6990 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
6991 toView: nil];
6992 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
6993
6994 if (loc <= 0.0)
6995 {
6996 loc = 0.0;
6997 edge = -1;
6998 }
6999 else if (loc >= NSHeight (sr) + last_mouse_offset)
7000 {
7001 loc = NSHeight (sr) + last_mouse_offset;
7002 edge = 1;
7003 }
7004
7005 pos = /*(edge ? loc :*/ (loc - last_mouse_offset) / NSHeight (sr);
7006 [self sendScrollEventAtLoc: pos fromEvent: e];
7007 }
7008
7009
7010 - (void)mouseUp: (NSEvent *)e
7011 {
7012 if (scroll_repeat_entry)
7013 {
7014 [scroll_repeat_entry invalidate];
7015 [scroll_repeat_entry release];
7016 scroll_repeat_entry = nil;
7017 }
7018 last_hit_part = 0;
7019 }
7020
7021
7022 /* treat scrollwheel events in the bar as though they were in the main window */
7023 - (void) scrollWheel: (NSEvent *)theEvent
7024 {
7025 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (frame);
7026 [view mouseDown: theEvent];
7027 }
7028
7029 @end /* EmacsScroller */
7030
7031
7032
7033
7034 /* ==========================================================================
7035
7036 Font-related functions; these used to be in nsfaces.m
7037
7038 ========================================================================== */
7039
7040
7041 Lisp_Object
7042 x_new_font (struct frame *f, Lisp_Object font_object, int fontset)
7043 {
7044 struct font *font = XFONT_OBJECT (font_object);
7045
7046 if (fontset < 0)
7047 fontset = fontset_from_font (font_object);
7048 FRAME_FONTSET (f) = fontset;
7049
7050 if (FRAME_FONT (f) == font)
7051 /* This font is already set in frame F. There's nothing more to
7052 do. */
7053 return font_object;
7054
7055 FRAME_FONT (f) = font;
7056
7057 FRAME_BASELINE_OFFSET (f) = font->baseline_offset;
7058 FRAME_COLUMN_WIDTH (f) = font->average_width;
7059 FRAME_LINE_HEIGHT (f) = font->height;
7060
7061 compute_fringe_widths (f, 1);
7062
7063 /* Compute the scroll bar width in character columns. */
7064 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0)
7065 {
7066 int wid = FRAME_COLUMN_WIDTH (f);
7067 FRAME_CONFIG_SCROLL_BAR_COLS (f)
7068 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid - 1) / wid;
7069 }
7070 else
7071 {
7072 int wid = FRAME_COLUMN_WIDTH (f);
7073 FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid;
7074 }
7075
7076 /* Now make the frame display the given font. */
7077 if (FRAME_NS_WINDOW (f) != 0)
7078 x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f));
7079
7080 return font_object;
7081 }
7082
7083
7084 /* XLFD: -foundry-family-weight-slant-swidth-adstyle-pxlsz-ptSz-resx-resy-spc-avgWidth-rgstry-encoding */
7085 /* Note: ns_font_to_xlfd and ns_fontname_to_xlfd no longer needed, removed
7086 in 1.43. */
7087
7088 const char *
7089 ns_xlfd_to_fontname (const char *xlfd)
7090 /* --------------------------------------------------------------------------
7091 Convert an X font name (XLFD) to an NS font name.
7092 Only family is used.
7093 The string returned is temporarily allocated.
7094 -------------------------------------------------------------------------- */
7095 {
7096 char *name = xmalloc (180);
7097 int i, len;
7098 const char *ret;
7099
7100 if (!strncmp (xlfd, "--", 2))
7101 sscanf (xlfd, "--%*[^-]-%[^-]179-", name);
7102 else
7103 sscanf (xlfd, "-%*[^-]-%[^-]179-", name);
7104
7105 /* stopgap for malformed XLFD input */
7106 if (strlen (name) == 0)
7107 strcpy (name, "Monaco");
7108
7109 /* undo hack in ns_fontname_to_xlfd, converting '$' to '-', '_' to ' '
7110 also uppercase after '-' or ' ' */
7111 name[0] = c_toupper (name[0]);
7112 for (len =strlen (name), i =0; i<len; i++)
7113 {
7114 if (name[i] == '$')
7115 {
7116 name[i] = '-';
7117 if (i+1<len)
7118 name[i+1] = c_toupper (name[i+1]);
7119 }
7120 else if (name[i] == '_')
7121 {
7122 name[i] = ' ';
7123 if (i+1<len)
7124 name[i+1] = c_toupper (name[i+1]);
7125 }
7126 }
7127 /*fprintf (stderr, "converted '%s' to '%s'\n",xlfd,name); */
7128 ret = [[NSString stringWithUTF8String: name] UTF8String];
7129 xfree (name);
7130 return ret;
7131 }
7132
7133
7134 void
7135 syms_of_nsterm (void)
7136 {
7137 NSTRACE (syms_of_nsterm);
7138
7139 ns_antialias_threshold = 10.0;
7140
7141 /* from 23+ we need to tell emacs what modifiers there are.. */
7142 DEFSYM (Qmodifier_value, "modifier-value");
7143 DEFSYM (Qalt, "alt");
7144 DEFSYM (Qhyper, "hyper");
7145 DEFSYM (Qmeta, "meta");
7146 DEFSYM (Qsuper, "super");
7147 DEFSYM (Qcontrol, "control");
7148 DEFSYM (QUTF8_STRING, "UTF8_STRING");
7149
7150 Fput (Qalt, Qmodifier_value, make_number (alt_modifier));
7151 Fput (Qhyper, Qmodifier_value, make_number (hyper_modifier));
7152 Fput (Qmeta, Qmodifier_value, make_number (meta_modifier));
7153 Fput (Qsuper, Qmodifier_value, make_number (super_modifier));
7154 Fput (Qcontrol, Qmodifier_value, make_number (ctrl_modifier));
7155
7156 DEFVAR_LISP ("ns-input-file", ns_input_file,
7157 "The file specified in the last NS event.");
7158 ns_input_file =Qnil;
7159
7160 DEFVAR_LISP ("ns-input-text", ns_input_text,
7161 "The data received in the last NS text drag event.");
7162 ns_input_text =Qnil;
7163
7164 DEFVAR_LISP ("ns-working-text", ns_working_text,
7165 "String for visualizing working composition sequence.");
7166 ns_working_text =Qnil;
7167
7168 DEFVAR_LISP ("ns-input-font", ns_input_font,
7169 "The font specified in the last NS event.");
7170 ns_input_font =Qnil;
7171
7172 DEFVAR_LISP ("ns-input-fontsize", ns_input_fontsize,
7173 "The fontsize specified in the last NS event.");
7174 ns_input_fontsize =Qnil;
7175
7176 DEFVAR_LISP ("ns-input-line", ns_input_line,
7177 "The line specified in the last NS event.");
7178 ns_input_line =Qnil;
7179
7180 DEFVAR_LISP ("ns-input-color", ns_input_color,
7181 "The color specified in the last NS event.");
7182 ns_input_color =Qnil;
7183
7184 DEFVAR_LISP ("ns-input-spi-name", ns_input_spi_name,
7185 "The service name specified in the last NS event.");
7186 ns_input_spi_name =Qnil;
7187
7188 DEFVAR_LISP ("ns-input-spi-arg", ns_input_spi_arg,
7189 "The service argument specified in the last NS event.");
7190 ns_input_spi_arg =Qnil;
7191
7192 DEFVAR_LISP ("ns-alternate-modifier", ns_alternate_modifier,
7193 "This variable describes the behavior of the alternate or option key.\n\
7194 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7195 Set to none means that the alternate / option key is not interpreted by Emacs\n\
7196 at all, allowing it to be used at a lower level for accented character entry.");
7197 ns_alternate_modifier = Qmeta;
7198
7199 DEFVAR_LISP ("ns-right-alternate-modifier", ns_right_alternate_modifier,
7200 "This variable describes the behavior of the right alternate or option key.\n\
7201 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7202 Set to left means be the same key as `ns-alternate-modifier'.\n\
7203 Set to none means that the alternate / option key is not interpreted by Emacs\n\
7204 at all, allowing it to be used at a lower level for accented character entry.");
7205 ns_right_alternate_modifier = Qleft;
7206
7207 DEFVAR_LISP ("ns-command-modifier", ns_command_modifier,
7208 "This variable describes the behavior of the command key.\n\
7209 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
7210 ns_command_modifier = Qsuper;
7211
7212 DEFVAR_LISP ("ns-right-command-modifier", ns_right_command_modifier,
7213 "This variable describes the behavior of the right command key.\n\
7214 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7215 Set to left means be the same key as `ns-command-modifier'.\n\
7216 Set to none means that the command / option key is not interpreted by Emacs\n\
7217 at all, allowing it to be used at a lower level for accented character entry.");
7218 ns_right_command_modifier = Qleft;
7219
7220 DEFVAR_LISP ("ns-control-modifier", ns_control_modifier,
7221 "This variable describes the behavior of the control key.\n\
7222 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
7223 ns_control_modifier = Qcontrol;
7224
7225 DEFVAR_LISP ("ns-right-control-modifier", ns_right_control_modifier,
7226 "This variable describes the behavior of the right control key.\n\
7227 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7228 Set to left means be the same key as `ns-control-modifier'.\n\
7229 Set to none means that the control / option key is not interpreted by Emacs\n\
7230 at all, allowing it to be used at a lower level for accented character entry.");
7231 ns_right_control_modifier = Qleft;
7232
7233 DEFVAR_LISP ("ns-function-modifier", ns_function_modifier,
7234 "This variable describes the behavior of the function key (on laptops).\n\
7235 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7236 Set to none means that the function key is not interpreted by Emacs at all,\n\
7237 allowing it to be used at a lower level for accented character entry.");
7238 ns_function_modifier = Qnone;
7239
7240 DEFVAR_LISP ("ns-antialias-text", ns_antialias_text,
7241 "Non-nil (the default) means to render text antialiased.");
7242 ns_antialias_text = Qt;
7243
7244 DEFVAR_LISP ("ns-confirm-quit", ns_confirm_quit,
7245 "Whether to confirm application quit using dialog.");
7246 ns_confirm_quit = Qnil;
7247
7248 staticpro (&ns_display_name_list);
7249 ns_display_name_list = Qnil;
7250
7251 staticpro (&last_mouse_motion_frame);
7252 last_mouse_motion_frame = Qnil;
7253
7254 DEFVAR_LISP ("ns-auto-hide-menu-bar", ns_auto_hide_menu_bar,
7255 doc: /* Non-nil means that the menu bar is hidden, but appears when the mouse is near.
7256 Only works on OSX 10.6 or later. */);
7257 ns_auto_hide_menu_bar = Qnil;
7258
7259 DEFVAR_BOOL ("ns-use-native-fullscreen", ns_use_native_fullscreen,
7260 doc: /*Non-nil means to use native fullscreen on OSX >= 10.7.
7261 Nil means use fullscreen the old (< 10.7) way. The old way works better with
7262 multiple monitors, but lacks tool bar. This variable is ignored on OSX < 10.7.
7263 Default is t for OSX >= 10.7, nil otherwise. */);
7264 #ifdef HAVE_NATIVE_FS
7265 ns_use_native_fullscreen = YES;
7266 #else
7267 ns_use_native_fullscreen = NO;
7268 #endif
7269 ns_last_use_native_fullscreen = ns_use_native_fullscreen;
7270
7271 /* TODO: move to common code */
7272 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars,
7273 doc: /* Which toolkit scroll bars Emacs uses, if any.
7274 A value of nil means Emacs doesn't use toolkit scroll bars.
7275 With the X Window system, the value is a symbol describing the
7276 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
7277 With MS Windows or Nextstep, the value is t. */);
7278 Vx_toolkit_scroll_bars = Qt;
7279
7280 DEFVAR_BOOL ("x-use-underline-position-properties",
7281 x_use_underline_position_properties,
7282 doc: /*Non-nil means make use of UNDERLINE_POSITION font properties.
7283 A value of nil means ignore them. If you encounter fonts with bogus
7284 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
7285 to 4.1, set this to nil. */);
7286 x_use_underline_position_properties = 0;
7287
7288 DEFVAR_BOOL ("x-underline-at-descent-line",
7289 x_underline_at_descent_line,
7290 doc: /* Non-nil means to draw the underline at the same place as the descent line.
7291 A value of nil means to draw the underline according to the value of the
7292 variable `x-use-underline-position-properties', which is usually at the
7293 baseline level. The default value is nil. */);
7294 x_underline_at_descent_line = 0;
7295
7296 /* Tell emacs about this window system. */
7297 Fprovide (intern ("ns"), Qnil);
7298 }
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