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[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 else
3605 {
3606 errno = EINTR;
3607 result = -1;
3608 }
3609
3610 return result;
3611 }
3612
3613
3614
3615 /* ==========================================================================
3616
3617 Scrollbar handling
3618
3619 ========================================================================== */
3620
3621
3622 static void
3623 ns_set_vertical_scroll_bar (struct window *window,
3624 int portion, int whole, int position)
3625 /* --------------------------------------------------------------------------
3626 External (hook): Update or add scrollbar
3627 -------------------------------------------------------------------------- */
3628 {
3629 Lisp_Object win;
3630 NSRect r, v;
3631 struct frame *f = XFRAME (WINDOW_FRAME (window));
3632 EmacsView *view = FRAME_NS_VIEW (f);
3633 int window_y, window_height;
3634 int top, left, height, width, sb_width, sb_left;
3635 EmacsScroller *bar;
3636 BOOL fringe_extended_p;
3637
3638 /* optimization; display engine sends WAY too many of these.. */
3639 if (!NILP (window->vertical_scroll_bar))
3640 {
3641 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3642 if ([bar checkSamePosition: position portion: portion whole: whole])
3643 {
3644 if (view->scrollbarsNeedingUpdate == 0)
3645 {
3646 if (!windows_or_buffers_changed)
3647 return;
3648 }
3649 else
3650 view->scrollbarsNeedingUpdate--;
3651 }
3652 }
3653
3654 NSTRACE (ns_set_vertical_scroll_bar);
3655
3656 /* Get dimensions. */
3657 window_box (window, -1, 0, &window_y, 0, &window_height);
3658 top = window_y;
3659 height = window_height;
3660 width = WINDOW_CONFIG_SCROLL_BAR_COLS (window) * FRAME_COLUMN_WIDTH (f);
3661 left = WINDOW_SCROLL_BAR_AREA_X (window);
3662
3663 /* allow for displaying a skinnier scrollbar than char area allotted */
3664 sb_width = (WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) > 0) ?
3665 WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) : width;
3666 sb_left = left;
3667
3668 r = NSMakeRect (sb_left, top, sb_width, height);
3669 /* the parent view is flipped, so we need to flip y value */
3670 v = [view frame];
3671 r.origin.y = (v.size.height - r.size.height - r.origin.y);
3672
3673 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (window))
3674 fringe_extended_p = (WINDOW_LEFTMOST_P (window)
3675 && WINDOW_LEFT_FRINGE_WIDTH (window)
3676 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (window)
3677 || WINDOW_LEFT_MARGIN_COLS (window) == 0));
3678 else
3679 fringe_extended_p = (WINDOW_RIGHTMOST_P (window)
3680 && WINDOW_RIGHT_FRINGE_WIDTH (window)
3681 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (window)
3682 || WINDOW_RIGHT_MARGIN_COLS (window) == 0));
3683
3684 XSETWINDOW (win, window);
3685 block_input ();
3686
3687 /* we want at least 5 lines to display a scrollbar */
3688 if (WINDOW_TOTAL_LINES (window) < 5)
3689 {
3690 if (!NILP (window->vertical_scroll_bar))
3691 {
3692 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3693 [bar removeFromSuperview];
3694 wset_vertical_scroll_bar (window, Qnil);
3695 }
3696 ns_clear_frame_area (f, sb_left, top, width, height);
3697 unblock_input ();
3698 return;
3699 }
3700
3701 if (NILP (window->vertical_scroll_bar))
3702 {
3703 if (width > 0 && height > 0)
3704 {
3705 if (fringe_extended_p)
3706 ns_clear_frame_area (f, sb_left, top, sb_width, height);
3707 else
3708 ns_clear_frame_area (f, left, top, width, height);
3709 }
3710
3711 bar = [[EmacsScroller alloc] initFrame: r window: win];
3712 wset_vertical_scroll_bar (window, make_save_pointer (bar));
3713 }
3714 else
3715 {
3716 NSRect oldRect;
3717 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3718 oldRect = [bar frame];
3719 r.size.width = oldRect.size.width;
3720 if (FRAME_LIVE_P (f) && !NSEqualRects (oldRect, r))
3721 {
3722 if (oldRect.origin.x != r.origin.x)
3723 ns_clear_frame_area (f, sb_left, top, width, height);
3724 [bar setFrame: r];
3725 }
3726 }
3727
3728 [bar setPosition: position portion: portion whole: whole];
3729 unblock_input ();
3730 }
3731
3732
3733 static void
3734 ns_condemn_scroll_bars (struct frame *f)
3735 /* --------------------------------------------------------------------------
3736 External (hook): arrange for all frame's scrollbars to be removed
3737 at next call to judge_scroll_bars, except for those redeemed.
3738 -------------------------------------------------------------------------- */
3739 {
3740 int i;
3741 id view;
3742 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
3743
3744 NSTRACE (ns_condemn_scroll_bars);
3745
3746 for (i =[subviews count]-1; i >= 0; i--)
3747 {
3748 view = [subviews objectAtIndex: i];
3749 if ([view isKindOfClass: [EmacsScroller class]])
3750 [view condemn];
3751 }
3752 }
3753
3754
3755 static void
3756 ns_redeem_scroll_bar (struct window *window)
3757 /* --------------------------------------------------------------------------
3758 External (hook): arrange to spare this window's scrollbar
3759 at next call to judge_scroll_bars.
3760 -------------------------------------------------------------------------- */
3761 {
3762 id bar;
3763 NSTRACE (ns_redeem_scroll_bar);
3764 if (!NILP (window->vertical_scroll_bar))
3765 {
3766 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3767 [bar reprieve];
3768 }
3769 }
3770
3771
3772 static void
3773 ns_judge_scroll_bars (struct frame *f)
3774 /* --------------------------------------------------------------------------
3775 External (hook): destroy all scrollbars on frame that weren't
3776 redeemed after call to condemn_scroll_bars.
3777 -------------------------------------------------------------------------- */
3778 {
3779 int i;
3780 id view;
3781 EmacsView *eview = FRAME_NS_VIEW (f);
3782 NSArray *subviews = [[eview superview] subviews];
3783 BOOL removed = NO;
3784
3785 NSTRACE (ns_judge_scroll_bars);
3786 for (i = [subviews count]-1; i >= 0; --i)
3787 {
3788 view = [subviews objectAtIndex: i];
3789 if (![view isKindOfClass: [EmacsScroller class]]) continue;
3790 [view judge];
3791 removed = YES;
3792 }
3793
3794 if (removed)
3795 [eview updateFrameSize: NO];
3796 }
3797
3798
3799 void
3800 x_wm_set_icon_position (struct frame *f, int icon_x, int icon_y)
3801 {
3802 /* XXX irrelevant under NS */
3803 }
3804
3805
3806
3807 /* ==========================================================================
3808
3809 Initialization
3810
3811 ========================================================================== */
3812
3813 int
3814 x_display_pixel_height (struct ns_display_info *dpyinfo)
3815 {
3816 NSScreen *screen = [NSScreen mainScreen];
3817 return [screen frame].size.height;
3818 }
3819
3820 int
3821 x_display_pixel_width (struct ns_display_info *dpyinfo)
3822 {
3823 NSScreen *screen = [NSScreen mainScreen];
3824 return [screen frame].size.width;
3825 }
3826
3827
3828 static Lisp_Object ns_string_to_lispmod (const char *s)
3829 /* --------------------------------------------------------------------------
3830 Convert modifier name to lisp symbol
3831 -------------------------------------------------------------------------- */
3832 {
3833 if (!strncmp (SSDATA (SYMBOL_NAME (Qmeta)), s, 10))
3834 return Qmeta;
3835 else if (!strncmp (SSDATA (SYMBOL_NAME (Qsuper)), s, 10))
3836 return Qsuper;
3837 else if (!strncmp (SSDATA (SYMBOL_NAME (Qcontrol)), s, 10))
3838 return Qcontrol;
3839 else if (!strncmp (SSDATA (SYMBOL_NAME (Qalt)), s, 10))
3840 return Qalt;
3841 else if (!strncmp (SSDATA (SYMBOL_NAME (Qhyper)), s, 10))
3842 return Qhyper;
3843 else if (!strncmp (SSDATA (SYMBOL_NAME (Qnone)), s, 10))
3844 return Qnone;
3845 else
3846 return Qnil;
3847 }
3848
3849
3850 static void
3851 ns_default (const char *parameter, Lisp_Object *result,
3852 Lisp_Object yesval, Lisp_Object noval,
3853 BOOL is_float, BOOL is_modstring)
3854 /* --------------------------------------------------------------------------
3855 Check a parameter value in user's preferences
3856 -------------------------------------------------------------------------- */
3857 {
3858 const char *value = ns_get_defaults_value (parameter);
3859
3860 if (value)
3861 {
3862 double f;
3863 char *pos;
3864 if (c_strcasecmp (value, "YES") == 0)
3865 *result = yesval;
3866 else if (c_strcasecmp (value, "NO") == 0)
3867 *result = noval;
3868 else if (is_float && (f = strtod (value, &pos), pos != value))
3869 *result = make_float (f);
3870 else if (is_modstring && value)
3871 *result = ns_string_to_lispmod (value);
3872 else fprintf (stderr,
3873 "Bad value for default \"%s\": \"%s\"\n", parameter, value);
3874 }
3875 }
3876
3877
3878 static void
3879 ns_initialize_display_info (struct ns_display_info *dpyinfo)
3880 /* --------------------------------------------------------------------------
3881 Initialize global info and storage for display.
3882 -------------------------------------------------------------------------- */
3883 {
3884 NSScreen *screen = [NSScreen mainScreen];
3885 NSWindowDepth depth = [screen depth];
3886 Mouse_HLInfo *hlinfo = &dpyinfo->mouse_highlight;
3887
3888 dpyinfo->resx = 72.27; /* used 75.0, but this makes pt == pixel, expected */
3889 dpyinfo->resy = 72.27;
3890 dpyinfo->color_p = ![NSDeviceWhiteColorSpace isEqualToString:
3891 NSColorSpaceFromDepth (depth)]
3892 && ![NSCalibratedWhiteColorSpace isEqualToString:
3893 NSColorSpaceFromDepth (depth)];
3894 dpyinfo->n_planes = NSBitsPerPixelFromDepth (depth);
3895 dpyinfo->image_cache = make_image_cache ();
3896 dpyinfo->color_table = xmalloc (sizeof *dpyinfo->color_table);
3897 dpyinfo->color_table->colors = NULL;
3898 dpyinfo->root_window = 42; /* a placeholder.. */
3899
3900 hlinfo->mouse_face_mouse_frame = NULL;
3901 hlinfo->mouse_face_beg_row = hlinfo->mouse_face_beg_col = -1;
3902 hlinfo->mouse_face_end_row = hlinfo->mouse_face_end_col = -1;
3903 hlinfo->mouse_face_face_id = DEFAULT_FACE_ID;
3904 hlinfo->mouse_face_window = hlinfo->mouse_face_overlay = Qnil;
3905 hlinfo->mouse_face_hidden = 0;
3906
3907 hlinfo->mouse_face_mouse_x = hlinfo->mouse_face_mouse_y = 0;
3908 hlinfo->mouse_face_defer = 0;
3909
3910 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame = NULL;
3911
3912 dpyinfo->n_fonts = 0;
3913 dpyinfo->smallest_font_height = 1;
3914 dpyinfo->smallest_char_width = 1;
3915 }
3916
3917
3918 /* This and next define (many of the) public functions in this file. */
3919 /* x_... are generic versions in xdisp.c that we, and other terms, get away
3920 with using despite presence in the "system dependent" redisplay
3921 interface. In addition, many of the ns_ methods have code that is
3922 shared with all terms, indicating need for further refactoring. */
3923 extern frame_parm_handler ns_frame_parm_handlers[];
3924 static struct redisplay_interface ns_redisplay_interface =
3925 {
3926 ns_frame_parm_handlers,
3927 x_produce_glyphs,
3928 x_write_glyphs,
3929 x_insert_glyphs,
3930 x_clear_end_of_line,
3931 ns_scroll_run,
3932 ns_after_update_window_line,
3933 ns_update_window_begin,
3934 ns_update_window_end,
3935 x_cursor_to,
3936 ns_flush,
3937 0, /* flush_display_optional */
3938 x_clear_window_mouse_face,
3939 x_get_glyph_overhangs,
3940 x_fix_overlapping_area,
3941 ns_draw_fringe_bitmap,
3942 0, /* define_fringe_bitmap */ /* FIXME: simplify ns_draw_fringe_bitmap */
3943 0, /* destroy_fringe_bitmap */
3944 ns_compute_glyph_string_overhangs,
3945 ns_draw_glyph_string, /* interface to nsfont.m */
3946 ns_define_frame_cursor,
3947 ns_clear_frame_area,
3948 ns_draw_window_cursor,
3949 ns_draw_vertical_window_border,
3950 ns_shift_glyphs_for_insert
3951 };
3952
3953
3954 static void
3955 ns_delete_display (struct ns_display_info *dpyinfo)
3956 {
3957 /* TODO... */
3958 }
3959
3960
3961 /* This function is called when the last frame on a display is deleted. */
3962 static void
3963 ns_delete_terminal (struct terminal *terminal)
3964 {
3965 struct ns_display_info *dpyinfo = terminal->display_info.ns;
3966
3967 /* Protect against recursive calls. delete_frame in
3968 delete_terminal calls us back when it deletes our last frame. */
3969 if (!terminal->name)
3970 return;
3971
3972 block_input ();
3973
3974 x_destroy_all_bitmaps (dpyinfo);
3975 ns_delete_display (dpyinfo);
3976 unblock_input ();
3977 }
3978
3979
3980 static struct terminal *
3981 ns_create_terminal (struct ns_display_info *dpyinfo)
3982 /* --------------------------------------------------------------------------
3983 Set up use of NS before we make the first connection.
3984 -------------------------------------------------------------------------- */
3985 {
3986 struct terminal *terminal;
3987
3988 NSTRACE (ns_create_terminal);
3989
3990 terminal = create_terminal ();
3991
3992 terminal->type = output_ns;
3993 terminal->display_info.ns = dpyinfo;
3994 dpyinfo->terminal = terminal;
3995
3996 terminal->rif = &ns_redisplay_interface;
3997
3998 terminal->clear_frame_hook = ns_clear_frame;
3999 terminal->ins_del_lines_hook = 0; /* XXX vestigial? */
4000 terminal->delete_glyphs_hook = 0; /* XXX vestigial? */
4001 terminal->ring_bell_hook = ns_ring_bell;
4002 terminal->reset_terminal_modes_hook = ns_reset_terminal_modes;
4003 terminal->set_terminal_modes_hook = ns_set_terminal_modes;
4004 terminal->update_begin_hook = ns_update_begin;
4005 terminal->update_end_hook = ns_update_end;
4006 terminal->set_terminal_window_hook = NULL; /* XXX vestigial? */
4007 terminal->read_socket_hook = ns_read_socket;
4008 terminal->frame_up_to_date_hook = ns_frame_up_to_date;
4009 terminal->mouse_position_hook = ns_mouse_position;
4010 terminal->frame_rehighlight_hook = ns_frame_rehighlight;
4011 terminal->frame_raise_lower_hook = ns_frame_raise_lower;
4012
4013 terminal->fullscreen_hook = ns_fullscreen_hook;
4014
4015 terminal->set_vertical_scroll_bar_hook = ns_set_vertical_scroll_bar;
4016 terminal->condemn_scroll_bars_hook = ns_condemn_scroll_bars;
4017 terminal->redeem_scroll_bar_hook = ns_redeem_scroll_bar;
4018 terminal->judge_scroll_bars_hook = ns_judge_scroll_bars;
4019
4020 terminal->delete_frame_hook = x_destroy_window;
4021 terminal->delete_terminal_hook = ns_delete_terminal;
4022
4023 terminal->scroll_region_ok = 1;
4024 terminal->char_ins_del_ok = 1;
4025 terminal->line_ins_del_ok = 1;
4026 terminal->fast_clear_end_of_line = 1;
4027 terminal->memory_below_frame = 0;
4028
4029 return terminal;
4030 }
4031
4032
4033 struct ns_display_info *
4034 ns_term_init (Lisp_Object display_name)
4035 /* --------------------------------------------------------------------------
4036 Start the Application and get things rolling.
4037 -------------------------------------------------------------------------- */
4038 {
4039 struct terminal *terminal;
4040 struct ns_display_info *dpyinfo;
4041 static int ns_initialized = 0;
4042 Lisp_Object tmp;
4043
4044 if (ns_initialized) return x_display_list;
4045 ns_initialized = 1;
4046
4047 NSTRACE (ns_term_init);
4048
4049 [outerpool release];
4050 outerpool = [[NSAutoreleasePool alloc] init];
4051
4052 /* count object allocs (About, click icon); on OS X use ObjectAlloc tool */
4053 /*GSDebugAllocationActive (YES); */
4054 block_input ();
4055
4056 baud_rate = 38400;
4057 Fset_input_interrupt_mode (Qnil);
4058
4059 if (selfds[0] == -1)
4060 {
4061 if (pipe (selfds) == -1)
4062 {
4063 fprintf (stderr, "Failed to create pipe: %s\n",
4064 emacs_strerror (errno));
4065 emacs_abort ();
4066 }
4067
4068 fcntl (selfds[0], F_SETFL, O_NONBLOCK|fcntl (selfds[0], F_GETFL));
4069 FD_ZERO (&select_readfds);
4070 FD_ZERO (&select_writefds);
4071 pthread_mutex_init (&select_mutex, NULL);
4072 }
4073
4074 ns_pending_files = [[NSMutableArray alloc] init];
4075 ns_pending_service_names = [[NSMutableArray alloc] init];
4076 ns_pending_service_args = [[NSMutableArray alloc] init];
4077
4078 /* Start app and create the main menu, window, view.
4079 Needs to be here because ns_initialize_display_info () uses AppKit classes.
4080 The view will then ask the NSApp to stop and return to Emacs. */
4081 [EmacsApp sharedApplication];
4082 if (NSApp == nil)
4083 return NULL;
4084 [NSApp setDelegate: NSApp];
4085
4086 /* Start the select thread. */
4087 [NSThread detachNewThreadSelector:@selector (fd_handler:)
4088 toTarget:NSApp
4089 withObject:nil];
4090
4091 /* debugging: log all notifications */
4092 /* [[NSNotificationCenter defaultCenter] addObserver: NSApp
4093 selector: @selector (logNotification:)
4094 name: nil object: nil]; */
4095
4096 dpyinfo = xzalloc (sizeof *dpyinfo);
4097
4098 ns_initialize_display_info (dpyinfo);
4099 terminal = ns_create_terminal (dpyinfo);
4100
4101 terminal->kboard = xmalloc (sizeof *terminal->kboard);
4102 init_kboard (terminal->kboard);
4103 kset_window_system (terminal->kboard, Qns);
4104 terminal->kboard->next_kboard = all_kboards;
4105 all_kboards = terminal->kboard;
4106 /* Don't let the initial kboard remain current longer than necessary.
4107 That would cause problems if a file loaded on startup tries to
4108 prompt in the mini-buffer. */
4109 if (current_kboard == initial_kboard)
4110 current_kboard = terminal->kboard;
4111 terminal->kboard->reference_count++;
4112
4113 dpyinfo->next = x_display_list;
4114 x_display_list = dpyinfo;
4115
4116 /* Put it on ns_display_name_list */
4117 ns_display_name_list = Fcons (Fcons (display_name, Qnil),
4118 ns_display_name_list);
4119 dpyinfo->name_list_element = XCAR (ns_display_name_list);
4120
4121 terminal->name = xstrdup (SSDATA (display_name));
4122
4123 unblock_input ();
4124
4125 if (!inhibit_x_resources)
4126 {
4127 ns_default ("GSFontAntiAlias", &ns_antialias_text,
4128 Qt, Qnil, NO, NO);
4129 tmp = Qnil;
4130 /* this is a standard variable */
4131 ns_default ("AppleAntiAliasingThreshold", &tmp,
4132 make_float (10.0), make_float (6.0), YES, NO);
4133 ns_antialias_threshold = NILP (tmp) ? 10.0 : XFLOATINT (tmp);
4134 }
4135
4136 ns_selection_color = [[NSUserDefaults standardUserDefaults]
4137 stringForKey: @"AppleHighlightColor"];
4138 if (ns_selection_color == nil)
4139 ns_selection_color = NS_SELECTION_COLOR_DEFAULT;
4140
4141 {
4142 NSColorList *cl = [NSColorList colorListNamed: @"Emacs"];
4143
4144 if ( cl == nil )
4145 {
4146 Lisp_Object color_file, color_map, color;
4147 unsigned long c;
4148 char *name;
4149
4150 color_file = Fexpand_file_name (build_string ("rgb.txt"),
4151 Fsymbol_value (intern ("data-directory")));
4152
4153 color_map = Fx_load_color_file (color_file);
4154 if (NILP (color_map))
4155 fatal ("Could not read %s.\n", SDATA (color_file));
4156
4157 cl = [[NSColorList alloc] initWithName: @"Emacs"];
4158 for ( ; CONSP (color_map); color_map = XCDR (color_map))
4159 {
4160 color = XCAR (color_map);
4161 name = SSDATA (XCAR (color));
4162 c = XINT (XCDR (color));
4163 [cl setColor:
4164 [NSColor colorWithCalibratedRed: RED_FROM_ULONG (c) / 255.0
4165 green: GREEN_FROM_ULONG (c) / 255.0
4166 blue: BLUE_FROM_ULONG (c) / 255.0
4167 alpha: 1.0]
4168 forKey: [NSString stringWithUTF8String: name]];
4169 }
4170 [cl writeToFile: nil];
4171 }
4172 }
4173
4174 {
4175 #ifdef NS_IMPL_GNUSTEP
4176 Vwindow_system_version = build_string (gnustep_base_version);
4177 #else
4178 /*PSnextrelease (128, c); */
4179 char c[DBL_BUFSIZE_BOUND];
4180 int len = dtoastr (c, sizeof c, 0, 0, NSAppKitVersionNumber);
4181 Vwindow_system_version = make_unibyte_string (c, len);
4182 #endif
4183 }
4184
4185 delete_keyboard_wait_descriptor (0);
4186
4187 ns_app_name = [[NSProcessInfo processInfo] processName];
4188
4189 /* Set up OS X app menu */
4190 #ifdef NS_IMPL_COCOA
4191 {
4192 NSMenu *appMenu;
4193 NSMenuItem *item;
4194 /* set up the application menu */
4195 svcsMenu = [[EmacsMenu alloc] initWithTitle: @"Services"];
4196 [svcsMenu setAutoenablesItems: NO];
4197 appMenu = [[EmacsMenu alloc] initWithTitle: @"Emacs"];
4198 [appMenu setAutoenablesItems: NO];
4199 mainMenu = [[EmacsMenu alloc] initWithTitle: @""];
4200 dockMenu = [[EmacsMenu alloc] initWithTitle: @""];
4201
4202 [appMenu insertItemWithTitle: @"About Emacs"
4203 action: @selector (orderFrontStandardAboutPanel:)
4204 keyEquivalent: @""
4205 atIndex: 0];
4206 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 1];
4207 [appMenu insertItemWithTitle: @"Preferences..."
4208 action: @selector (showPreferencesWindow:)
4209 keyEquivalent: @","
4210 atIndex: 2];
4211 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 3];
4212 item = [appMenu insertItemWithTitle: @"Services"
4213 action: @selector (menuDown:)
4214 keyEquivalent: @""
4215 atIndex: 4];
4216 [appMenu setSubmenu: svcsMenu forItem: item];
4217 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 5];
4218 [appMenu insertItemWithTitle: @"Hide Emacs"
4219 action: @selector (hide:)
4220 keyEquivalent: @"h"
4221 atIndex: 6];
4222 item = [appMenu insertItemWithTitle: @"Hide Others"
4223 action: @selector (hideOtherApplications:)
4224 keyEquivalent: @"h"
4225 atIndex: 7];
4226 [item setKeyEquivalentModifierMask: NSCommandKeyMask | NSAlternateKeyMask];
4227 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 8];
4228 [appMenu insertItemWithTitle: @"Quit Emacs"
4229 action: @selector (terminate:)
4230 keyEquivalent: @"q"
4231 atIndex: 9];
4232
4233 item = [mainMenu insertItemWithTitle: ns_app_name
4234 action: @selector (menuDown:)
4235 keyEquivalent: @""
4236 atIndex: 0];
4237 [mainMenu setSubmenu: appMenu forItem: item];
4238 [dockMenu insertItemWithTitle: @"New Frame"
4239 action: @selector (newFrame:)
4240 keyEquivalent: @""
4241 atIndex: 0];
4242
4243 [NSApp setMainMenu: mainMenu];
4244 [NSApp setAppleMenu: appMenu];
4245 [NSApp setServicesMenu: svcsMenu];
4246 /* Needed at least on Cocoa, to get dock menu to show windows */
4247 [NSApp setWindowsMenu: [[NSMenu alloc] init]];
4248
4249 [[NSNotificationCenter defaultCenter]
4250 addObserver: mainMenu
4251 selector: @selector (trackingNotification:)
4252 name: NSMenuDidBeginTrackingNotification object: mainMenu];
4253 [[NSNotificationCenter defaultCenter]
4254 addObserver: mainMenu
4255 selector: @selector (trackingNotification:)
4256 name: NSMenuDidEndTrackingNotification object: mainMenu];
4257 }
4258 #endif /* MAC OS X menu setup */
4259
4260 /* Register our external input/output types, used for determining
4261 applicable services and also drag/drop eligibility. */
4262 ns_send_types = [[NSArray arrayWithObjects: NSStringPboardType, nil] retain];
4263 ns_return_types = [[NSArray arrayWithObjects: NSStringPboardType, nil]
4264 retain];
4265 ns_drag_types = [[NSArray arrayWithObjects:
4266 NSStringPboardType,
4267 NSTabularTextPboardType,
4268 NSFilenamesPboardType,
4269 NSURLPboardType,
4270 NSColorPboardType,
4271 NSFontPboardType, nil] retain];
4272
4273 /* If fullscreen is in init/default-frame-alist, focus isn't set
4274 right for fullscreen windows, so set this. */
4275 [NSApp activateIgnoringOtherApps:YES];
4276
4277 [NSApp run];
4278 ns_do_open_file = YES;
4279 return dpyinfo;
4280 }
4281
4282
4283 void
4284 ns_term_shutdown (int sig)
4285 {
4286 [[NSUserDefaults standardUserDefaults] synchronize];
4287
4288 /* code not reached in emacs.c after this is called by shut_down_emacs: */
4289 if (STRINGP (Vauto_save_list_file_name))
4290 unlink (SSDATA (Vauto_save_list_file_name));
4291
4292 if (sig == 0 || sig == SIGTERM)
4293 {
4294 [NSApp terminate: NSApp];
4295 }
4296 else // force a stack trace to happen
4297 {
4298 emacs_abort ();
4299 }
4300 }
4301
4302
4303 /* ==========================================================================
4304
4305 EmacsApp implementation
4306
4307 ========================================================================== */
4308
4309
4310 @implementation EmacsApp
4311
4312 - (void)logNotification: (NSNotification *)notification
4313 {
4314 const char *name = [[notification name] UTF8String];
4315 if (!strstr (name, "Update") && !strstr (name, "NSMenu")
4316 && !strstr (name, "WindowNumber"))
4317 NSLog (@"notification: '%@'", [notification name]);
4318 }
4319
4320
4321 - (void)sendEvent: (NSEvent *)theEvent
4322 /* --------------------------------------------------------------------------
4323 Called when NSApp is running for each event received. Used to stop
4324 the loop when we choose, since there's no way to just run one iteration.
4325 -------------------------------------------------------------------------- */
4326 {
4327 int type = [theEvent type];
4328 NSWindow *window = [theEvent window];
4329 /* NSTRACE (sendEvent); */
4330 /*fprintf (stderr, "received event of type %d\t%d\n", type);*/
4331
4332 #ifdef NS_IMPL_COCOA
4333 if (type == NSApplicationDefined
4334 && [theEvent data2] == NSAPP_DATA2_RUNASSCRIPT)
4335 {
4336 ns_run_ascript ();
4337 [self stop: self];
4338 return;
4339 }
4340 #endif
4341
4342 if (type == NSCursorUpdate && window == nil)
4343 {
4344 fprintf (stderr, "Dropping external cursor update event.\n");
4345 return;
4346 }
4347
4348 if (type == NSApplicationDefined)
4349 {
4350 /* Events posted by ns_send_appdefined interrupt the run loop here.
4351 But, if a modal window is up, an appdefined can still come through,
4352 (e.g., from a makeKeyWindow event) but stopping self also stops the
4353 modal loop. Just defer it until later. */
4354 if ([NSApp modalWindow] == nil)
4355 {
4356 last_appdefined_event_data = [theEvent data1];
4357 [self stop: self];
4358 }
4359 else
4360 {
4361 send_appdefined = YES;
4362 }
4363 }
4364
4365 [super sendEvent: theEvent];
4366 }
4367
4368
4369 - (void)showPreferencesWindow: (id)sender
4370 {
4371 struct frame *emacsframe = SELECTED_FRAME ();
4372 NSEvent *theEvent = [NSApp currentEvent];
4373
4374 if (!emacs_event)
4375 return;
4376 emacs_event->kind = NS_NONKEY_EVENT;
4377 emacs_event->code = KEY_NS_SHOW_PREFS;
4378 emacs_event->modifiers = 0;
4379 EV_TRAILER (theEvent);
4380 }
4381
4382
4383 - (void)newFrame: (id)sender
4384 {
4385 struct frame *emacsframe = SELECTED_FRAME ();
4386 NSEvent *theEvent = [NSApp currentEvent];
4387
4388 if (!emacs_event)
4389 return;
4390 emacs_event->kind = NS_NONKEY_EVENT;
4391 emacs_event->code = KEY_NS_NEW_FRAME;
4392 emacs_event->modifiers = 0;
4393 EV_TRAILER (theEvent);
4394 }
4395
4396
4397 /* Open a file (used by below, after going into queue read by ns_read_socket) */
4398 - (BOOL) openFile: (NSString *)fileName
4399 {
4400 struct frame *emacsframe = SELECTED_FRAME ();
4401 NSEvent *theEvent = [NSApp currentEvent];
4402
4403 if (!emacs_event)
4404 return NO;
4405
4406 emacs_event->kind = NS_NONKEY_EVENT;
4407 emacs_event->code = KEY_NS_OPEN_FILE_LINE;
4408 ns_input_file = append2 (ns_input_file, build_string ([fileName UTF8String]));
4409 ns_input_line = Qnil; /* can be start or cons start,end */
4410 emacs_event->modifiers =0;
4411 EV_TRAILER (theEvent);
4412
4413 return YES;
4414 }
4415
4416
4417 /* **************************************************************************
4418
4419 EmacsApp delegate implementation
4420
4421 ************************************************************************** */
4422
4423 - (void)applicationDidFinishLaunching: (NSNotification *)notification
4424 /* --------------------------------------------------------------------------
4425 When application is loaded, terminate event loop in ns_term_init
4426 -------------------------------------------------------------------------- */
4427 {
4428 NSTRACE (applicationDidFinishLaunching);
4429 [NSApp setServicesProvider: NSApp];
4430 ns_send_appdefined (-2);
4431 }
4432
4433
4434 /* Termination sequences:
4435 C-x C-c:
4436 Cmd-Q:
4437 MenuBar | File | Exit:
4438 Select Quit from App menubar:
4439 -terminate
4440 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4441 ns_term_shutdown()
4442
4443 Select Quit from Dock menu:
4444 Logout attempt:
4445 -appShouldTerminate
4446 Cancel -> Nothing else
4447 Accept ->
4448
4449 -terminate
4450 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4451 ns_term_shutdown()
4452
4453 */
4454
4455 - (void) terminate: (id)sender
4456 {
4457 struct frame *emacsframe = SELECTED_FRAME ();
4458
4459 if (!emacs_event)
4460 return;
4461
4462 emacs_event->kind = NS_NONKEY_EVENT;
4463 emacs_event->code = KEY_NS_POWER_OFF;
4464 emacs_event->arg = Qt; /* mark as non-key event */
4465 EV_TRAILER ((id)nil);
4466 }
4467
4468
4469 - (NSApplicationTerminateReply)applicationShouldTerminate: (id)sender
4470 {
4471 int ret;
4472
4473 if (NILP (ns_confirm_quit)) // || ns_shutdown_properly --> TO DO
4474 return NSTerminateNow;
4475
4476 ret = NSRunAlertPanel(ns_app_name,
4477 @"Exit requested. Would you like to Save Buffers and Exit, or Cancel the request?",
4478 @"Save Buffers and Exit", @"Cancel", nil);
4479
4480 if (ret == NSAlertDefaultReturn)
4481 return NSTerminateNow;
4482 else if (ret == NSAlertAlternateReturn)
4483 return NSTerminateCancel;
4484 return NSTerminateNow; /* just in case */
4485 }
4486
4487 static int
4488 not_in_argv (NSString *arg)
4489 {
4490 int k;
4491 const char *a = [arg UTF8String];
4492 for (k = 1; k < initial_argc; ++k)
4493 if (strcmp (a, initial_argv[k]) == 0) return 0;
4494 return 1;
4495 }
4496
4497 /* Notification from the Workspace to open a file */
4498 - (BOOL)application: sender openFile: (NSString *)file
4499 {
4500 if (ns_do_open_file || not_in_argv (file))
4501 [ns_pending_files addObject: file];
4502 return YES;
4503 }
4504
4505
4506 /* Open a file as a temporary file */
4507 - (BOOL)application: sender openTempFile: (NSString *)file
4508 {
4509 if (ns_do_open_file || not_in_argv (file))
4510 [ns_pending_files addObject: file];
4511 return YES;
4512 }
4513
4514
4515 /* Notification from the Workspace to open a file noninteractively (?) */
4516 - (BOOL)application: sender openFileWithoutUI: (NSString *)file
4517 {
4518 if (ns_do_open_file || not_in_argv (file))
4519 [ns_pending_files addObject: file];
4520 return YES;
4521 }
4522
4523 /* Notification from the Workspace to open multiple files */
4524 - (void)application: sender openFiles: (NSArray *)fileList
4525 {
4526 NSEnumerator *files = [fileList objectEnumerator];
4527 NSString *file;
4528 /* Don't open files from the command line unconditionally,
4529 Cocoa parses the command line wrong, --option value tries to open value
4530 if --option is the last option. */
4531 while ((file = [files nextObject]) != nil)
4532 if (ns_do_open_file || not_in_argv (file))
4533 [ns_pending_files addObject: file];
4534
4535 [self replyToOpenOrPrint: NSApplicationDelegateReplySuccess];
4536
4537 }
4538
4539
4540 /* Handle dock menu requests. */
4541 - (NSMenu *)applicationDockMenu: (NSApplication *) sender
4542 {
4543 return dockMenu;
4544 }
4545
4546
4547 /* TODO: these may help w/IO switching btwn terminal and NSApp */
4548 - (void)applicationWillBecomeActive: (NSNotification *)notification
4549 {
4550 //ns_app_active=YES;
4551 }
4552 - (void)applicationDidBecomeActive: (NSNotification *)notification
4553 {
4554 NSTRACE (applicationDidBecomeActive);
4555
4556 //ns_app_active=YES;
4557
4558 ns_update_auto_hide_menu_bar ();
4559 // No constraining takes place when the application is not active.
4560 ns_constrain_all_frames ();
4561 }
4562 - (void)applicationDidResignActive: (NSNotification *)notification
4563 {
4564 //ns_app_active=NO;
4565 ns_send_appdefined (-1);
4566 }
4567
4568
4569
4570 /* ==========================================================================
4571
4572 EmacsApp aux handlers for managing event loop
4573
4574 ========================================================================== */
4575
4576
4577 - (void)timeout_handler: (NSTimer *)timedEntry
4578 /* --------------------------------------------------------------------------
4579 The timeout specified to ns_select has passed.
4580 -------------------------------------------------------------------------- */
4581 {
4582 /*NSTRACE (timeout_handler); */
4583 ns_send_appdefined (-2);
4584 }
4585
4586 - (void)fd_handler:(id)unused
4587 /* --------------------------------------------------------------------------
4588 Check data waiting on file descriptors and terminate if so
4589 -------------------------------------------------------------------------- */
4590 {
4591 int result;
4592 int waiting = 1, nfds;
4593 char c;
4594
4595 SELECT_TYPE readfds, writefds, *wfds;
4596 EMACS_TIME timeout, *tmo;
4597 NSAutoreleasePool *pool = nil;
4598
4599 /* NSTRACE (fd_handler); */
4600
4601 for (;;)
4602 {
4603 [pool release];
4604 pool = [[NSAutoreleasePool alloc] init];
4605
4606 if (waiting)
4607 {
4608 SELECT_TYPE fds;
4609 FD_ZERO (&fds);
4610 FD_SET (selfds[0], &fds);
4611 result = select (selfds[0]+1, &fds, NULL, NULL, NULL);
4612 if (result > 0 && read (selfds[0], &c, 1) == 1 && c == 'g')
4613 waiting = 0;
4614 }
4615 else
4616 {
4617 pthread_mutex_lock (&select_mutex);
4618 nfds = select_nfds;
4619
4620 if (select_valid & SELECT_HAVE_READ)
4621 readfds = select_readfds;
4622 else
4623 FD_ZERO (&readfds);
4624
4625 if (select_valid & SELECT_HAVE_WRITE)
4626 {
4627 writefds = select_writefds;
4628 wfds = &writefds;
4629 }
4630 else
4631 wfds = NULL;
4632 if (select_valid & SELECT_HAVE_TMO)
4633 {
4634 timeout = select_timeout;
4635 tmo = &timeout;
4636 }
4637 else
4638 tmo = NULL;
4639
4640 pthread_mutex_unlock (&select_mutex);
4641
4642 FD_SET (selfds[0], &readfds);
4643 if (selfds[0] >= nfds) nfds = selfds[0]+1;
4644
4645 result = pselect (nfds, &readfds, wfds, NULL, tmo, NULL);
4646
4647 if (result == 0)
4648 ns_send_appdefined (-2);
4649 else if (result > 0)
4650 {
4651 if (FD_ISSET (selfds[0], &readfds))
4652 {
4653 if (read (selfds[0], &c, 1) == 1 && c == 's')
4654 waiting = 1;
4655 }
4656 else
4657 {
4658 pthread_mutex_lock (&select_mutex);
4659 if (select_valid & SELECT_HAVE_READ)
4660 select_readfds = readfds;
4661 if (select_valid & SELECT_HAVE_WRITE)
4662 select_writefds = writefds;
4663 if (select_valid & SELECT_HAVE_TMO)
4664 select_timeout = timeout;
4665 pthread_mutex_unlock (&select_mutex);
4666
4667 ns_send_appdefined (result);
4668 }
4669 }
4670 waiting = 1;
4671 }
4672 }
4673 }
4674
4675
4676
4677 /* ==========================================================================
4678
4679 Service provision
4680
4681 ========================================================================== */
4682
4683 /* called from system: queue for next pass through event loop */
4684 - (void)requestService: (NSPasteboard *)pboard
4685 userData: (NSString *)userData
4686 error: (NSString **)error
4687 {
4688 [ns_pending_service_names addObject: userData];
4689 [ns_pending_service_args addObject: [NSString stringWithUTF8String:
4690 SSDATA (ns_string_from_pasteboard (pboard))]];
4691 }
4692
4693
4694 /* called from ns_read_socket to clear queue */
4695 - (BOOL)fulfillService: (NSString *)name withArg: (NSString *)arg
4696 {
4697 struct frame *emacsframe = SELECTED_FRAME ();
4698 NSEvent *theEvent = [NSApp currentEvent];
4699
4700 if (!emacs_event)
4701 return NO;
4702
4703 emacs_event->kind = NS_NONKEY_EVENT;
4704 emacs_event->code = KEY_NS_SPI_SERVICE_CALL;
4705 ns_input_spi_name = build_string ([name UTF8String]);
4706 ns_input_spi_arg = build_string ([arg UTF8String]);
4707 emacs_event->modifiers = EV_MODIFIERS (theEvent);
4708 EV_TRAILER (theEvent);
4709
4710 return YES;
4711 }
4712
4713
4714 @end /* EmacsApp */
4715
4716
4717
4718 /* ==========================================================================
4719
4720 EmacsView implementation
4721
4722 ========================================================================== */
4723
4724
4725 @implementation EmacsView
4726
4727 /* needed to inform when window closed from LISP */
4728 - (void) setWindowClosing: (BOOL)closing
4729 {
4730 windowClosing = closing;
4731 }
4732
4733
4734 - (void)dealloc
4735 {
4736 NSTRACE (EmacsView_dealloc);
4737 [toolbar release];
4738 if (fs_state == FULLSCREEN_BOTH)
4739 [nonfs_window release];
4740 [super dealloc];
4741 }
4742
4743
4744 /* called on font panel selection */
4745 - (void)changeFont: (id)sender
4746 {
4747 NSEvent *e =[[self window] currentEvent];
4748 struct face *face =FRAME_DEFAULT_FACE (emacsframe);
4749 id newFont;
4750 float size;
4751
4752 NSTRACE (changeFont);
4753 if (!emacs_event)
4754 return;
4755
4756 if ((newFont = [sender convertFont:
4757 ((struct nsfont_info *)face->font)->nsfont]))
4758 {
4759 SET_FRAME_GARBAGED (emacsframe); /* now needed as of 2008/10 */
4760
4761 emacs_event->kind = NS_NONKEY_EVENT;
4762 emacs_event->modifiers = 0;
4763 emacs_event->code = KEY_NS_CHANGE_FONT;
4764
4765 size = [newFont pointSize];
4766 ns_input_fontsize = make_number (lrint (size));
4767 ns_input_font = build_string ([[newFont familyName] UTF8String]);
4768 EV_TRAILER (e);
4769 }
4770 }
4771
4772
4773 - (BOOL)acceptsFirstResponder
4774 {
4775 NSTRACE (acceptsFirstResponder);
4776 return YES;
4777 }
4778
4779
4780 - (void)resetCursorRects
4781 {
4782 NSRect visible = [self visibleRect];
4783 NSCursor *currentCursor = FRAME_POINTER_TYPE (emacsframe);
4784 NSTRACE (resetCursorRects);
4785
4786 if (currentCursor == nil)
4787 currentCursor = [NSCursor arrowCursor];
4788
4789 if (!NSIsEmptyRect (visible))
4790 [self addCursorRect: visible cursor: currentCursor];
4791 [currentCursor setOnMouseEntered: YES];
4792 }
4793
4794
4795
4796 /*****************************************************************************/
4797 /* Keyboard handling. */
4798 #define NS_KEYLOG 0
4799
4800 - (void)keyDown: (NSEvent *)theEvent
4801 {
4802 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
4803 int code;
4804 unsigned fnKeysym = 0;
4805 static NSMutableArray *nsEvArray;
4806 #if !defined (NS_IMPL_COCOA) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6
4807 static BOOL firstTime = YES;
4808 #endif
4809 int left_is_none;
4810 unsigned int flags = [theEvent modifierFlags];
4811
4812 NSTRACE (keyDown);
4813
4814 /* Rhapsody and OS X give up and down events for the arrow keys */
4815 if (ns_fake_keydown == YES)
4816 ns_fake_keydown = NO;
4817 else if ([theEvent type] != NSKeyDown)
4818 return;
4819
4820 if (!emacs_event)
4821 return;
4822
4823 if (![[self window] isKeyWindow]
4824 && [[theEvent window] isKindOfClass: [EmacsWindow class]]
4825 /* we must avoid an infinite loop here. */
4826 && (EmacsView *)[[theEvent window] delegate] != self)
4827 {
4828 /* XXX: There is an occasional condition in which, when Emacs display
4829 updates a different frame from the current one, and temporarily
4830 selects it, then processes some interrupt-driven input
4831 (dispnew.c:3878), OS will send the event to the correct NSWindow, but
4832 for some reason that window has its first responder set to the NSView
4833 most recently updated (I guess), which is not the correct one. */
4834 [(EmacsView *)[[theEvent window] delegate] keyDown: theEvent];
4835 return;
4836 }
4837
4838 if (nsEvArray == nil)
4839 nsEvArray = [[NSMutableArray alloc] initWithCapacity: 1];
4840
4841 [NSCursor setHiddenUntilMouseMoves: YES];
4842
4843 if (hlinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight))
4844 {
4845 clear_mouse_face (hlinfo);
4846 hlinfo->mouse_face_hidden = 1;
4847 }
4848
4849 if (!processingCompose)
4850 {
4851 /* When using screen sharing, no left or right information is sent,
4852 so use Left key in those cases. */
4853 int is_left_key, is_right_key;
4854
4855 code = ([[theEvent charactersIgnoringModifiers] length] == 0) ?
4856 0 : [[theEvent charactersIgnoringModifiers] characterAtIndex: 0];
4857
4858 /* (Carbon way: [theEvent keyCode]) */
4859
4860 /* is it a "function key"? */
4861 fnKeysym = (code < 0x00ff && (flags&NSNumericPadKeyMask))
4862 ? ns_convert_key ([theEvent keyCode] | NSNumericPadKeyMask)
4863 : ns_convert_key (code);
4864
4865 if (fnKeysym)
4866 {
4867 /* COUNTERHACK: map 'Delete' on upper-right main KB to 'Backspace',
4868 because Emacs treats Delete and KP-Delete same (in simple.el). */
4869 if (fnKeysym == 0xFFFF && [theEvent keyCode] == 0x33)
4870 code = 0xFF08; /* backspace */
4871 else
4872 code = fnKeysym;
4873 }
4874
4875 /* are there modifiers? */
4876 emacs_event->modifiers = 0;
4877
4878 if (flags & NSHelpKeyMask)
4879 emacs_event->modifiers |= hyper_modifier;
4880
4881 if (flags & NSShiftKeyMask)
4882 emacs_event->modifiers |= shift_modifier;
4883
4884 is_right_key = (flags & NSRightCommandKeyMask) == NSRightCommandKeyMask;
4885 is_left_key = (flags & NSLeftCommandKeyMask) == NSLeftCommandKeyMask
4886 || (! is_right_key && (flags & NSCommandKeyMask) == NSCommandKeyMask);
4887
4888 if (is_right_key)
4889 emacs_event->modifiers |= parse_solitary_modifier
4890 (EQ (ns_right_command_modifier, Qleft)
4891 ? ns_command_modifier
4892 : ns_right_command_modifier);
4893
4894 if (is_left_key)
4895 {
4896 emacs_event->modifiers |= parse_solitary_modifier
4897 (ns_command_modifier);
4898
4899 /* if super (default), take input manager's word so things like
4900 dvorak / qwerty layout work */
4901 if (EQ (ns_command_modifier, Qsuper)
4902 && !fnKeysym
4903 && [[theEvent characters] length] != 0)
4904 {
4905 /* XXX: the code we get will be unshifted, so if we have
4906 a shift modifier, must convert ourselves */
4907 if (!(flags & NSShiftKeyMask))
4908 code = [[theEvent characters] characterAtIndex: 0];
4909 #if 0
4910 /* this is ugly and also requires linking w/Carbon framework
4911 (for LMGetKbdType) so for now leave this rare (?) case
4912 undealt with.. in future look into CGEvent methods */
4913 else
4914 {
4915 long smv = GetScriptManagerVariable (smKeyScript);
4916 Handle uchrHandle = GetResource
4917 ('uchr', GetScriptVariable (smv, smScriptKeys));
4918 UInt32 dummy = 0;
4919 UCKeyTranslate ((UCKeyboardLayout*)*uchrHandle,
4920 [[theEvent characters] characterAtIndex: 0],
4921 kUCKeyActionDisplay,
4922 (flags & ~NSCommandKeyMask) >> 8,
4923 LMGetKbdType (), kUCKeyTranslateNoDeadKeysMask,
4924 &dummy, 1, &dummy, &code);
4925 code &= 0xFF;
4926 }
4927 #endif
4928 }
4929 }
4930
4931 is_right_key = (flags & NSRightControlKeyMask) == NSRightControlKeyMask;
4932 is_left_key = (flags & NSLeftControlKeyMask) == NSLeftControlKeyMask
4933 || (! is_right_key && (flags & NSControlKeyMask) == NSControlKeyMask);
4934
4935 if (is_right_key)
4936 emacs_event->modifiers |= parse_solitary_modifier
4937 (EQ (ns_right_control_modifier, Qleft)
4938 ? ns_control_modifier
4939 : ns_right_control_modifier);
4940
4941 if (is_left_key)
4942 emacs_event->modifiers |= parse_solitary_modifier
4943 (ns_control_modifier);
4944
4945 if (flags & NS_FUNCTION_KEY_MASK && !fnKeysym)
4946 emacs_event->modifiers |=
4947 parse_solitary_modifier (ns_function_modifier);
4948
4949 left_is_none = NILP (ns_alternate_modifier)
4950 || EQ (ns_alternate_modifier, Qnone);
4951
4952 is_right_key = (flags & NSRightAlternateKeyMask)
4953 == NSRightAlternateKeyMask;
4954 is_left_key = (flags & NSLeftAlternateKeyMask) == NSLeftAlternateKeyMask
4955 || (! is_right_key
4956 && (flags & NSAlternateKeyMask) == NSAlternateKeyMask);
4957
4958 if (is_right_key)
4959 {
4960 if ((NILP (ns_right_alternate_modifier)
4961 || EQ (ns_right_alternate_modifier, Qnone)
4962 || (EQ (ns_right_alternate_modifier, Qleft) && left_is_none))
4963 && !fnKeysym)
4964 { /* accept pre-interp alt comb */
4965 if ([[theEvent characters] length] > 0)
4966 code = [[theEvent characters] characterAtIndex: 0];
4967 /*HACK: clear lone shift modifier to stop next if from firing */
4968 if (emacs_event->modifiers == shift_modifier)
4969 emacs_event->modifiers = 0;
4970 }
4971 else
4972 emacs_event->modifiers |= parse_solitary_modifier
4973 (EQ (ns_right_alternate_modifier, Qleft)
4974 ? ns_alternate_modifier
4975 : ns_right_alternate_modifier);
4976 }
4977
4978 if (is_left_key) /* default = meta */
4979 {
4980 if (left_is_none && !fnKeysym)
4981 { /* accept pre-interp alt comb */
4982 if ([[theEvent characters] length] > 0)
4983 code = [[theEvent characters] characterAtIndex: 0];
4984 /*HACK: clear lone shift modifier to stop next if from firing */
4985 if (emacs_event->modifiers == shift_modifier)
4986 emacs_event->modifiers = 0;
4987 }
4988 else
4989 emacs_event->modifiers |=
4990 parse_solitary_modifier (ns_alternate_modifier);
4991 }
4992
4993 if (NS_KEYLOG)
4994 fprintf (stderr, "keyDown: code =%x\tfnKey =%x\tflags = %x\tmods = %x\n",
4995 code, fnKeysym, flags, emacs_event->modifiers);
4996
4997 /* if it was a function key or had modifiers, pass it directly to emacs */
4998 if (fnKeysym || (emacs_event->modifiers
4999 && (emacs_event->modifiers != shift_modifier)
5000 && [[theEvent charactersIgnoringModifiers] length] > 0))
5001 /*[[theEvent characters] length] */
5002 {
5003 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5004 if (code < 0x20)
5005 code |= (1<<28)|(3<<16);
5006 else if (code == 0x7f)
5007 code |= (1<<28)|(3<<16);
5008 else if (!fnKeysym)
5009 emacs_event->kind = code > 0xFF
5010 ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
5011
5012 emacs_event->code = code;
5013 EV_TRAILER (theEvent);
5014 processingCompose = NO;
5015 return;
5016 }
5017 }
5018
5019
5020 #if !defined (NS_IMPL_COCOA) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6
5021 /* if we get here we should send the key for input manager processing */
5022 if (firstTime && [[NSInputManager currentInputManager]
5023 wantsToDelayTextChangeNotifications] == NO)
5024 fprintf (stderr,
5025 "Emacs: WARNING: TextInput mgr wants marked text to be permanent!\n");
5026 firstTime = NO;
5027 #endif
5028 if (NS_KEYLOG && !processingCompose)
5029 fprintf (stderr, "keyDown: Begin compose sequence.\n");
5030
5031 processingCompose = YES;
5032 [nsEvArray addObject: theEvent];
5033 [self interpretKeyEvents: nsEvArray];
5034 [nsEvArray removeObject: theEvent];
5035 }
5036
5037
5038 #ifdef NS_IMPL_COCOA
5039 /* Needed to pick up Ctrl-tab and possibly other events that OS X has
5040 decided not to send key-down for.
5041 See http://osdir.com/ml/editors.vim.mac/2007-10/msg00141.html
5042 This only applies on Tiger and earlier.
5043 If it matches one of these, send it on to keyDown. */
5044 -(void)keyUp: (NSEvent *)theEvent
5045 {
5046 int flags = [theEvent modifierFlags];
5047 int code = [theEvent keyCode];
5048 if (floor (NSAppKitVersionNumber) <= 824 /*NSAppKitVersionNumber10_4*/ &&
5049 code == 0x30 && (flags & NSControlKeyMask) && !(flags & NSCommandKeyMask))
5050 {
5051 if (NS_KEYLOG)
5052 fprintf (stderr, "keyUp: passed test");
5053 ns_fake_keydown = YES;
5054 [self keyDown: theEvent];
5055 }
5056 }
5057 #endif
5058
5059
5060 /* <NSTextInput> implementation (called through super interpretKeyEvents:]). */
5061
5062
5063 /* <NSTextInput>: called when done composing;
5064 NOTE: also called when we delete over working text, followed immed.
5065 by doCommandBySelector: deleteBackward: */
5066 - (void)insertText: (id)aString
5067 {
5068 int code;
5069 int len = [(NSString *)aString length];
5070 int i;
5071
5072 if (NS_KEYLOG)
5073 NSLog (@"insertText '%@'\tlen = %d", aString, len);
5074 processingCompose = NO;
5075
5076 if (!emacs_event)
5077 return;
5078
5079 /* first, clear any working text */
5080 if (workingText != nil)
5081 [self deleteWorkingText];
5082
5083 /* now insert the string as keystrokes */
5084 for (i =0; i<len; i++)
5085 {
5086 code = [aString characterAtIndex: i];
5087 /* TODO: still need this? */
5088 if (code == 0x2DC)
5089 code = '~'; /* 0x7E */
5090 if (code != 32) /* Space */
5091 emacs_event->modifiers = 0;
5092 emacs_event->kind
5093 = code > 0xFF ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
5094 emacs_event->code = code;
5095 EV_TRAILER ((id)nil);
5096 }
5097 }
5098
5099
5100 /* <NSTextInput>: inserts display of composing characters */
5101 - (void)setMarkedText: (id)aString selectedRange: (NSRange)selRange
5102 {
5103 NSString *str = [aString respondsToSelector: @selector (string)] ?
5104 [aString string] : aString;
5105 if (NS_KEYLOG)
5106 NSLog (@"setMarkedText '%@' len =%d range %d from %d", str, [str length],
5107 selRange.length, selRange.location);
5108
5109 if (workingText != nil)
5110 [self deleteWorkingText];
5111 if ([str length] == 0)
5112 return;
5113
5114 if (!emacs_event)
5115 return;
5116
5117 processingCompose = YES;
5118 workingText = [str copy];
5119 ns_working_text = build_string ([workingText UTF8String]);
5120
5121 emacs_event->kind = NS_TEXT_EVENT;
5122 emacs_event->code = KEY_NS_PUT_WORKING_TEXT;
5123 EV_TRAILER ((id)nil);
5124 }
5125
5126
5127 /* delete display of composing characters [not in <NSTextInput>] */
5128 - (void)deleteWorkingText
5129 {
5130 if (workingText == nil)
5131 return;
5132 if (NS_KEYLOG)
5133 NSLog(@"deleteWorkingText len =%d\n", [workingText length]);
5134 [workingText release];
5135 workingText = nil;
5136 processingCompose = NO;
5137
5138 if (!emacs_event)
5139 return;
5140
5141 emacs_event->kind = NS_TEXT_EVENT;
5142 emacs_event->code = KEY_NS_UNPUT_WORKING_TEXT;
5143 EV_TRAILER ((id)nil);
5144 }
5145
5146
5147 - (BOOL)hasMarkedText
5148 {
5149 return workingText != nil;
5150 }
5151
5152
5153 - (NSRange)markedRange
5154 {
5155 NSRange rng = workingText != nil
5156 ? NSMakeRange (0, [workingText length]) : NSMakeRange (NSNotFound, 0);
5157 if (NS_KEYLOG)
5158 NSLog (@"markedRange request");
5159 return rng;
5160 }
5161
5162
5163 - (void)unmarkText
5164 {
5165 if (NS_KEYLOG)
5166 NSLog (@"unmark (accept) text");
5167 [self deleteWorkingText];
5168 processingCompose = NO;
5169 }
5170
5171
5172 /* used to position char selection windows, etc. */
5173 - (NSRect)firstRectForCharacterRange: (NSRange)theRange
5174 {
5175 NSRect rect;
5176 NSPoint pt;
5177 struct window *win = XWINDOW (FRAME_SELECTED_WINDOW (emacsframe));
5178 if (NS_KEYLOG)
5179 NSLog (@"firstRectForCharRange request");
5180
5181 rect.size.width = theRange.length * FRAME_COLUMN_WIDTH (emacsframe);
5182 rect.size.height = FRAME_LINE_HEIGHT (emacsframe);
5183 pt.x = WINDOW_TEXT_TO_FRAME_PIXEL_X (win, win->phys_cursor.x);
5184 pt.y = WINDOW_TO_FRAME_PIXEL_Y (win, win->phys_cursor.y
5185 +FRAME_LINE_HEIGHT (emacsframe));
5186
5187 pt = [self convertPoint: pt toView: nil];
5188 pt = [[self window] convertBaseToScreen: pt];
5189 rect.origin = pt;
5190 return rect;
5191 }
5192
5193
5194 - (NSInteger)conversationIdentifier
5195 {
5196 return (NSInteger)self;
5197 }
5198
5199
5200 - (void)doCommandBySelector: (SEL)aSelector
5201 {
5202 if (NS_KEYLOG)
5203 NSLog (@"doCommandBySelector: %@", NSStringFromSelector (aSelector));
5204
5205 processingCompose = NO;
5206 if (aSelector == @selector (deleteBackward:))
5207 {
5208 /* happens when user backspaces over an ongoing composition:
5209 throw a 'delete' into the event queue */
5210 if (!emacs_event)
5211 return;
5212 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5213 emacs_event->code = 0xFF08;
5214 EV_TRAILER ((id)nil);
5215 }
5216 }
5217
5218 - (NSArray *)validAttributesForMarkedText
5219 {
5220 static NSArray *arr = nil;
5221 if (arr == nil) arr = [NSArray new];
5222 /* [[NSArray arrayWithObject: NSUnderlineStyleAttributeName] retain]; */
5223 return arr;
5224 }
5225
5226 - (NSRange)selectedRange
5227 {
5228 if (NS_KEYLOG)
5229 NSLog (@"selectedRange request");
5230 return NSMakeRange (NSNotFound, 0);
5231 }
5232
5233 - (NSUInteger)characterIndexForPoint: (NSPoint)thePoint
5234 {
5235 if (NS_KEYLOG)
5236 NSLog (@"characterIndexForPoint request");
5237 return 0;
5238 }
5239
5240 - (NSAttributedString *)attributedSubstringFromRange: (NSRange)theRange
5241 {
5242 static NSAttributedString *str = nil;
5243 if (str == nil) str = [NSAttributedString new];
5244 if (NS_KEYLOG)
5245 NSLog (@"attributedSubstringFromRange request");
5246 return str;
5247 }
5248
5249 /* End <NSTextInput> impl. */
5250 /*****************************************************************************/
5251
5252
5253 /* This is what happens when the user presses a mouse button. */
5254 - (void)mouseDown: (NSEvent *)theEvent
5255 {
5256 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
5257
5258 NSTRACE (mouseDown);
5259
5260 [self deleteWorkingText];
5261
5262 if (!emacs_event)
5263 return;
5264
5265 last_mouse_frame = emacsframe;
5266 /* appears to be needed to prevent spurious movement events generated on
5267 button clicks */
5268 last_mouse_frame->mouse_moved = 0;
5269
5270 if ([theEvent type] == NSScrollWheel)
5271 {
5272 float delta = [theEvent deltaY];
5273 /* Mac notebooks send wheel events w/delta =0 when trackpad scrolling */
5274 if (delta == 0)
5275 return;
5276 emacs_event->kind = WHEEL_EVENT;
5277 emacs_event->code = 0;
5278 emacs_event->modifiers = EV_MODIFIERS (theEvent) |
5279 ((delta > 0) ? up_modifier : down_modifier);
5280 }
5281 else
5282 {
5283 emacs_event->kind = MOUSE_CLICK_EVENT;
5284 emacs_event->code = EV_BUTTON (theEvent);
5285 emacs_event->modifiers = EV_MODIFIERS (theEvent)
5286 | EV_UDMODIFIERS (theEvent);
5287 }
5288 XSETINT (emacs_event->x, lrint (p.x));
5289 XSETINT (emacs_event->y, lrint (p.y));
5290 EV_TRAILER (theEvent);
5291 }
5292
5293
5294 - (void)rightMouseDown: (NSEvent *)theEvent
5295 {
5296 NSTRACE (rightMouseDown);
5297 [self mouseDown: theEvent];
5298 }
5299
5300
5301 - (void)otherMouseDown: (NSEvent *)theEvent
5302 {
5303 NSTRACE (otherMouseDown);
5304 [self mouseDown: theEvent];
5305 }
5306
5307
5308 - (void)mouseUp: (NSEvent *)theEvent
5309 {
5310 NSTRACE (mouseUp);
5311 [self mouseDown: theEvent];
5312 }
5313
5314
5315 - (void)rightMouseUp: (NSEvent *)theEvent
5316 {
5317 NSTRACE (rightMouseUp);
5318 [self mouseDown: theEvent];
5319 }
5320
5321
5322 - (void)otherMouseUp: (NSEvent *)theEvent
5323 {
5324 NSTRACE (otherMouseUp);
5325 [self mouseDown: theEvent];
5326 }
5327
5328
5329 - (void) scrollWheel: (NSEvent *)theEvent
5330 {
5331 NSTRACE (scrollWheel);
5332 [self mouseDown: theEvent];
5333 }
5334
5335
5336 /* Tell emacs the mouse has moved. */
5337 - (void)mouseMoved: (NSEvent *)e
5338 {
5339 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
5340 Lisp_Object frame;
5341
5342 // NSTRACE (mouseMoved);
5343
5344 last_mouse_movement_time = EV_TIMESTAMP (e);
5345 last_mouse_motion_position
5346 = [self convertPoint: [e locationInWindow] fromView: nil];
5347
5348 /* update any mouse face */
5349 if (hlinfo->mouse_face_hidden)
5350 {
5351 hlinfo->mouse_face_hidden = 0;
5352 clear_mouse_face (hlinfo);
5353 }
5354
5355 /* tooltip handling */
5356 previous_help_echo_string = help_echo_string;
5357 help_echo_string = Qnil;
5358
5359 if (!note_mouse_movement (emacsframe, last_mouse_motion_position.x,
5360 last_mouse_motion_position.y))
5361 help_echo_string = previous_help_echo_string;
5362
5363 XSETFRAME (frame, emacsframe);
5364 if (!NILP (help_echo_string) || !NILP (previous_help_echo_string))
5365 {
5366 /* NOTE: help_echo_{window,pos,object} are set in xdisp.c
5367 (note_mouse_highlight), which is called through the
5368 note_mouse_movement () call above */
5369 gen_help_event (help_echo_string, frame, help_echo_window,
5370 help_echo_object, help_echo_pos);
5371 }
5372 else
5373 {
5374 help_echo_string = Qnil;
5375 gen_help_event (Qnil, frame, Qnil, Qnil, 0);
5376 }
5377
5378 if (emacsframe->mouse_moved && send_appdefined)
5379 ns_send_appdefined (-1);
5380 }
5381
5382
5383 - (void)mouseDragged: (NSEvent *)e
5384 {
5385 NSTRACE (mouseDragged);
5386 [self mouseMoved: e];
5387 }
5388
5389
5390 - (void)rightMouseDragged: (NSEvent *)e
5391 {
5392 NSTRACE (rightMouseDragged);
5393 [self mouseMoved: e];
5394 }
5395
5396
5397 - (void)otherMouseDragged: (NSEvent *)e
5398 {
5399 NSTRACE (otherMouseDragged);
5400 [self mouseMoved: e];
5401 }
5402
5403
5404 - (BOOL)windowShouldClose: (id)sender
5405 {
5406 NSEvent *e =[[self window] currentEvent];
5407
5408 NSTRACE (windowShouldClose);
5409 windowClosing = YES;
5410 if (!emacs_event)
5411 return NO;
5412 emacs_event->kind = DELETE_WINDOW_EVENT;
5413 emacs_event->modifiers = 0;
5414 emacs_event->code = 0;
5415 EV_TRAILER (e);
5416 /* Don't close this window, let this be done from lisp code. */
5417 return NO;
5418 }
5419
5420 - (void) updateFrameSize: (BOOL) delay;
5421 {
5422 NSWindow *window = [self window];
5423 NSRect wr = [window frame];
5424 int extra = 0;
5425 int gsextra = 0;
5426 #ifdef NS_IMPL_GNUSTEP
5427 gsextra = 3;
5428 #endif
5429
5430 int oldc = cols, oldr = rows;
5431 int oldw = FRAME_PIXEL_WIDTH (emacsframe),
5432 oldh = FRAME_PIXEL_HEIGHT (emacsframe);
5433 int neww, newh;
5434
5435 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe, wr.size.width + gsextra);
5436
5437 if (cols < MINWIDTH)
5438 cols = MINWIDTH;
5439
5440 if (! [self isFullscreen])
5441 {
5442 extra = FRAME_NS_TITLEBAR_HEIGHT (emacsframe)
5443 + FRAME_TOOLBAR_HEIGHT (emacsframe) - gsextra;
5444 }
5445
5446 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe, wr.size.height - extra);
5447
5448 if (rows < MINHEIGHT)
5449 rows = MINHEIGHT;
5450
5451 neww = (int)wr.size.width - emacsframe->border_width;
5452 newh = (int)wr.size.height - extra;
5453
5454 if (oldr != rows || oldc != cols || neww != oldw || newh != oldh)
5455 {
5456 struct frame *f = emacsframe;
5457 NSView *view = FRAME_NS_VIEW (emacsframe);
5458 NSWindow *win = [view window];
5459 NSSize sz = [win resizeIncrements];
5460
5461 FRAME_PIXEL_WIDTH (emacsframe) = neww;
5462 FRAME_PIXEL_HEIGHT (emacsframe) = newh;
5463 change_frame_size (emacsframe, rows, cols, 0, delay, 0);
5464 SET_FRAME_GARBAGED (emacsframe);
5465 cancel_mouse_face (emacsframe);
5466
5467 // Did resize increments change because of a font change?
5468 if (sz.width != FRAME_COLUMN_WIDTH (emacsframe) ||
5469 sz.height != FRAME_LINE_HEIGHT (emacsframe))
5470 {
5471 sz.width = FRAME_COLUMN_WIDTH (emacsframe);
5472 sz.height = FRAME_LINE_HEIGHT (emacsframe);
5473 [win setResizeIncrements: sz];
5474 }
5475
5476 [view setFrame: NSMakeRect (0, 0, neww, newh)];
5477 [self windowDidMove:nil]; // Update top/left.
5478 }
5479 }
5480
5481 - (NSSize)windowWillResize: (NSWindow *)sender toSize: (NSSize)frameSize
5482 /* normalize frame to gridded text size */
5483 {
5484 int extra = 0;
5485 int gsextra = 0;
5486 #ifdef NS_IMPL_GNUSTEP
5487 gsextra = 3;
5488 #endif
5489
5490 NSTRACE (windowWillResize);
5491 /*fprintf (stderr,"Window will resize: %.0f x %.0f\n",frameSize.width,frameSize.height); */
5492
5493 if (fs_state == FULLSCREEN_MAXIMIZED
5494 && (maximized_width != (int)frameSize.width
5495 || maximized_height != (int)frameSize.height))
5496 [self setFSValue: FULLSCREEN_NONE];
5497 else if (fs_state == FULLSCREEN_WIDTH
5498 && maximized_width != (int)frameSize.width)
5499 [self setFSValue: FULLSCREEN_NONE];
5500 else if (fs_state == FULLSCREEN_HEIGHT
5501 && maximized_height != (int)frameSize.height)
5502 [self setFSValue: FULLSCREEN_NONE];
5503 if (fs_state == FULLSCREEN_NONE)
5504 maximized_width = maximized_height = -1;
5505
5506 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe,
5507 frameSize.width + gsextra);
5508 if (cols < MINWIDTH)
5509 cols = MINWIDTH;
5510
5511 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe,
5512 frameSize.height - extra);
5513 if (rows < MINHEIGHT)
5514 rows = MINHEIGHT;
5515 #ifdef NS_IMPL_COCOA
5516 {
5517 /* this sets window title to have size in it; the wm does this under GS */
5518 NSRect r = [[self window] frame];
5519 if (r.size.height == frameSize.height && r.size.width == frameSize.width)
5520 {
5521 if (old_title != 0)
5522 {
5523 xfree (old_title);
5524 old_title = 0;
5525 }
5526 }
5527 else
5528 {
5529 char *size_title;
5530 NSWindow *window = [self window];
5531 if (old_title == 0)
5532 {
5533 const char *t = [[[self window] title] UTF8String];
5534 char *pos = strstr (t, " — ");
5535 if (pos)
5536 *pos = '\0';
5537 old_title = xstrdup (t);
5538 }
5539 size_title = xmalloc (strlen (old_title) + 40);
5540 esprintf (size_title, "%s — (%d x %d)", old_title, cols, rows);
5541 [window setTitle: [NSString stringWithUTF8String: size_title]];
5542 [window display];
5543 xfree (size_title);
5544 }
5545 }
5546 #endif /* NS_IMPL_COCOA */
5547 /*fprintf (stderr," ...size became %.0f x %.0f (%d x %d)\n",frameSize.width,frameSize.height,cols,rows); */
5548
5549 return frameSize;
5550 }
5551
5552
5553 - (void)windowDidResize: (NSNotification *)notification
5554 {
5555 if (! [self fsIsNative])
5556 {
5557 NSWindow *theWindow = [notification object];
5558 /* We can get notification on the non-FS window when in
5559 fullscreen mode. */
5560 if ([self window] != theWindow) return;
5561 }
5562
5563 #ifdef NS_IMPL_GNUSTEP
5564 NSWindow *theWindow = [notification object];
5565
5566 /* In GNUstep, at least currently, it's possible to get a didResize
5567 without getting a willResize.. therefore we need to act as if we got
5568 the willResize now */
5569 NSSize sz = [theWindow frame].size;
5570 sz = [self windowWillResize: theWindow toSize: sz];
5571 #endif /* NS_IMPL_GNUSTEP */
5572
5573 NSTRACE (windowDidResize);
5574 /*fprintf (stderr,"windowDidResize: %.0f\n",[theWindow frame].size.height); */
5575
5576 #ifdef NS_IMPL_COCOA
5577 if (old_title != 0)
5578 {
5579 xfree (old_title);
5580 old_title = 0;
5581 }
5582 #endif /* NS_IMPL_COCOA */
5583
5584 if (cols > 0 && rows > 0)
5585 {
5586 [self updateFrameSize: YES];
5587 }
5588
5589 ns_send_appdefined (-1);
5590 }
5591
5592
5593 - (void)windowDidBecomeKey: (NSNotification *)notification
5594 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5595 {
5596 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5597 struct frame *old_focus = dpyinfo->x_focus_frame;
5598
5599 NSTRACE (windowDidBecomeKey);
5600
5601 if (emacsframe != old_focus)
5602 dpyinfo->x_focus_frame = emacsframe;
5603
5604 ns_frame_rehighlight (emacsframe);
5605
5606 if (emacs_event)
5607 {
5608 emacs_event->kind = FOCUS_IN_EVENT;
5609 EV_TRAILER ((id)nil);
5610 }
5611 }
5612
5613
5614 - (void)windowDidResignKey: (NSNotification *)notification
5615 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5616 {
5617 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5618 NSTRACE (windowDidResignKey);
5619
5620 if (dpyinfo->x_focus_frame == emacsframe)
5621 dpyinfo->x_focus_frame = 0;
5622
5623 ns_frame_rehighlight (emacsframe);
5624
5625 /* FIXME: for some reason needed on second and subsequent clicks away
5626 from sole-frame Emacs to get hollow box to show */
5627 if (!windowClosing && [[self window] isVisible] == YES)
5628 {
5629 x_update_cursor (emacsframe, 1);
5630 x_set_frame_alpha (emacsframe);
5631 }
5632
5633 if (emacs_event)
5634 {
5635 [self deleteWorkingText];
5636 emacs_event->kind = FOCUS_IN_EVENT;
5637 EV_TRAILER ((id)nil);
5638 }
5639 }
5640
5641
5642 - (void)windowWillMiniaturize: sender
5643 {
5644 NSTRACE (windowWillMiniaturize);
5645 }
5646
5647
5648 - (BOOL)isFlipped
5649 {
5650 return YES;
5651 }
5652
5653
5654 - (BOOL)isOpaque
5655 {
5656 return NO;
5657 }
5658
5659
5660 - initFrameFromEmacs: (struct frame *)f
5661 {
5662 NSRect r, wr;
5663 Lisp_Object tem;
5664 NSWindow *win;
5665 NSButton *toggleButton;
5666 NSSize sz;
5667 NSColor *col;
5668 NSString *name;
5669
5670 NSTRACE (initFrameFromEmacs);
5671
5672 windowClosing = NO;
5673 processingCompose = NO;
5674 scrollbarsNeedingUpdate = 0;
5675 fs_state = FULLSCREEN_NONE;
5676 fs_before_fs = next_maximized = -1;
5677 #ifdef HAVE_NATIVE_FS
5678 fs_is_native = ns_use_native_fullscreen;
5679 #else
5680 fs_is_native = NO;
5681 #endif
5682 maximized_width = maximized_height = -1;
5683 nonfs_window = nil;
5684
5685 /*fprintf (stderr,"init with %d, %d\n",f->text_cols, f->text_lines); */
5686
5687 ns_userRect = NSMakeRect (0, 0, 0, 0);
5688 r = NSMakeRect (0, 0, FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, f->text_cols),
5689 FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, f->text_lines));
5690 [self initWithFrame: r];
5691 [self setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
5692
5693 FRAME_NS_VIEW (f) = self;
5694 emacsframe = f;
5695 old_title = 0;
5696
5697 win = [[EmacsWindow alloc]
5698 initWithContentRect: r
5699 styleMask: (NSResizableWindowMask |
5700 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
5701 NSTitledWindowMask |
5702 #endif
5703 NSMiniaturizableWindowMask |
5704 NSClosableWindowMask)
5705 backing: NSBackingStoreBuffered
5706 defer: YES];
5707
5708 #ifdef HAVE_NATIVE_FS
5709 [win setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
5710 #endif
5711
5712 wr = [win frame];
5713 bwidth = f->border_width = wr.size.width - r.size.width;
5714 tibar_height = FRAME_NS_TITLEBAR_HEIGHT (f) = wr.size.height - r.size.height;
5715
5716 [win setAcceptsMouseMovedEvents: YES];
5717 [win setDelegate: self];
5718 [win useOptimizedDrawing: YES];
5719
5720 sz.width = FRAME_COLUMN_WIDTH (f);
5721 sz.height = FRAME_LINE_HEIGHT (f);
5722 [win setResizeIncrements: sz];
5723
5724 [[win contentView] addSubview: self];
5725
5726 if (ns_drag_types)
5727 [self registerForDraggedTypes: ns_drag_types];
5728
5729 tem = f->name;
5730 name = [NSString stringWithUTF8String:
5731 NILP (tem) ? "Emacs" : SSDATA (tem)];
5732 [win setTitle: name];
5733
5734 /* toolbar support */
5735 toolbar = [[EmacsToolbar alloc] initForView: self withIdentifier:
5736 [NSString stringWithFormat: @"Emacs Frame %d",
5737 ns_window_num]];
5738 [win setToolbar: toolbar];
5739 [toolbar setVisible: NO];
5740 #ifdef NS_IMPL_COCOA
5741 toggleButton = [win standardWindowButton: NSWindowToolbarButton];
5742 [toggleButton setTarget: self];
5743 [toggleButton setAction: @selector (toggleToolbar: )];
5744 #endif
5745 FRAME_TOOLBAR_HEIGHT (f) = 0;
5746
5747 tem = f->icon_name;
5748 if (!NILP (tem))
5749 [win setMiniwindowTitle:
5750 [NSString stringWithUTF8String: SSDATA (tem)]];
5751
5752 {
5753 NSScreen *screen = [win screen];
5754
5755 if (screen != 0)
5756 [win setFrameTopLeftPoint: NSMakePoint
5757 (IN_BOUND (-SCREENMAX, f->left_pos, SCREENMAX),
5758 IN_BOUND (-SCREENMAX,
5759 [screen frame].size.height - NS_TOP_POS (f), SCREENMAX))];
5760 }
5761
5762 [win makeFirstResponder: self];
5763
5764 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
5765 (FRAME_DEFAULT_FACE (emacsframe)), emacsframe);
5766 [win setBackgroundColor: col];
5767 if ([col alphaComponent] != 1.0)
5768 [win setOpaque: NO];
5769
5770 [self allocateGState];
5771
5772 [NSApp registerServicesMenuSendTypes: ns_send_types
5773 returnTypes: nil];
5774
5775 ns_window_num++;
5776 return self;
5777 }
5778
5779
5780 - (void)windowDidMove: sender
5781 {
5782 NSWindow *win = [self window];
5783 NSRect r = [win frame];
5784 NSArray *screens = [NSScreen screens];
5785 NSScreen *screen = [screens objectAtIndex: 0];
5786
5787 NSTRACE (windowDidMove);
5788
5789 if (!emacsframe->output_data.ns)
5790 return;
5791 if (screen != nil)
5792 {
5793 emacsframe->left_pos = r.origin.x;
5794 emacsframe->top_pos =
5795 [screen frame].size.height - (r.origin.y + r.size.height);
5796 }
5797 }
5798
5799
5800 /* Called AFTER method below, but before our windowWillResize call there leads
5801 to windowDidResize -> x_set_window_size. Update emacs' notion of frame
5802 location so set_window_size moves the frame. */
5803 - (BOOL)windowShouldZoom: (NSWindow *)sender toFrame: (NSRect)newFrame
5804 {
5805 emacsframe->output_data.ns->zooming = 1;
5806 return YES;
5807 }
5808
5809
5810 /* Override to do something slightly nonstandard, but nice. First click on
5811 zoom button will zoom vertically. Second will zoom completely. Third
5812 returns to original. */
5813 - (NSRect)windowWillUseStandardFrame:(NSWindow *)sender
5814 defaultFrame:(NSRect)defaultFrame
5815 {
5816 NSRect result = [sender frame];
5817
5818 NSTRACE (windowWillUseStandardFrame);
5819
5820 if (fs_before_fs != -1) /* Entering fullscreen */
5821 {
5822 result = defaultFrame;
5823 }
5824 else if (next_maximized == FULLSCREEN_HEIGHT
5825 || (next_maximized == -1
5826 && abs (defaultFrame.size.height - result.size.height)
5827 > FRAME_LINE_HEIGHT (emacsframe)))
5828 {
5829 /* first click */
5830 ns_userRect = result;
5831 maximized_height = result.size.height = defaultFrame.size.height;
5832 maximized_width = -1;
5833 result.origin.y = defaultFrame.origin.y;
5834 [self setFSValue: FULLSCREEN_HEIGHT];
5835 }
5836 else if (next_maximized == FULLSCREEN_WIDTH)
5837 {
5838 ns_userRect = result;
5839 maximized_width = result.size.width = defaultFrame.size.width;
5840 maximized_height = -1;
5841 result.origin.x = defaultFrame.origin.x;
5842 [self setFSValue: FULLSCREEN_WIDTH];
5843 }
5844 else if (next_maximized == FULLSCREEN_MAXIMIZED
5845 || (next_maximized == -1
5846 && abs (defaultFrame.size.width - result.size.width)
5847 > FRAME_COLUMN_WIDTH (emacsframe)))
5848 {
5849 result = defaultFrame; /* second click */
5850 maximized_width = result.size.width;
5851 maximized_height = result.size.height;
5852 [self setFSValue: FULLSCREEN_MAXIMIZED];
5853 }
5854 else
5855 {
5856 /* restore */
5857 result = ns_userRect.size.height ? ns_userRect : result;
5858 ns_userRect = NSMakeRect (0, 0, 0, 0);
5859 [self setFSValue: FULLSCREEN_NONE];
5860 maximized_width = maximized_width = -1;
5861 }
5862
5863 if (fs_before_fs == -1) next_maximized = -1;
5864 [self windowWillResize: sender toSize: result.size];
5865 return result;
5866 }
5867
5868
5869 - (void)windowDidDeminiaturize: sender
5870 {
5871 NSTRACE (windowDidDeminiaturize);
5872 if (!emacsframe->output_data.ns)
5873 return;
5874
5875 SET_FRAME_ICONIFIED (emacsframe, 0);
5876 SET_FRAME_VISIBLE (emacsframe, 1);
5877 windows_or_buffers_changed++;
5878
5879 if (emacs_event)
5880 {
5881 emacs_event->kind = DEICONIFY_EVENT;
5882 EV_TRAILER ((id)nil);
5883 }
5884 }
5885
5886
5887 - (void)windowDidExpose: sender
5888 {
5889 NSTRACE (windowDidExpose);
5890 if (!emacsframe->output_data.ns)
5891 return;
5892
5893 SET_FRAME_VISIBLE (emacsframe, 1);
5894 SET_FRAME_GARBAGED (emacsframe);
5895
5896 if (send_appdefined)
5897 ns_send_appdefined (-1);
5898 }
5899
5900
5901 - (void)windowDidMiniaturize: sender
5902 {
5903 NSTRACE (windowDidMiniaturize);
5904 if (!emacsframe->output_data.ns)
5905 return;
5906
5907 SET_FRAME_ICONIFIED (emacsframe, 1);
5908 SET_FRAME_VISIBLE (emacsframe, 0);
5909
5910 if (emacs_event)
5911 {
5912 emacs_event->kind = ICONIFY_EVENT;
5913 EV_TRAILER ((id)nil);
5914 }
5915 }
5916
5917 #ifdef HAVE_NATIVE_FS
5918 - (NSApplicationPresentationOptions)window:(NSWindow *)window
5919 willUseFullScreenPresentationOptions:
5920 (NSApplicationPresentationOptions)proposedOptions
5921 {
5922 return proposedOptions|NSApplicationPresentationAutoHideToolbar;
5923 }
5924 #endif
5925
5926 - (void)windowWillEnterFullScreen:(NSNotification *)notification
5927 {
5928 fs_before_fs = fs_state;
5929 }
5930
5931 - (void)windowDidEnterFullScreen:(NSNotification *)notification
5932 {
5933 [self setFSValue: FULLSCREEN_BOTH];
5934 if (! [self fsIsNative])
5935 {
5936 [self windowDidBecomeKey:notification];
5937 [nonfs_window orderOut:self];
5938 }
5939 else if (! FRAME_EXTERNAL_TOOL_BAR (emacsframe))
5940 [toolbar setVisible:NO];
5941 }
5942
5943 - (void)windowWillExitFullScreen:(NSNotification *)notification
5944 {
5945 if (next_maximized != -1)
5946 fs_before_fs = next_maximized;
5947 }
5948
5949 - (void)windowDidExitFullScreen:(NSNotification *)notification
5950 {
5951 [self setFSValue: fs_before_fs];
5952 fs_before_fs = -1;
5953 [self updateCollectionBehaviour];
5954 if (FRAME_EXTERNAL_TOOL_BAR (emacsframe))
5955 {
5956 [toolbar setVisible:YES];
5957 update_frame_tool_bar (emacsframe);
5958 [self updateFrameSize:YES];
5959 [[self window] display];
5960 }
5961 else
5962 [toolbar setVisible:NO];
5963
5964 if (next_maximized != -1)
5965 [[self window] performZoom:self];
5966 }
5967
5968 - (BOOL)fsIsNative
5969 {
5970 return fs_is_native;
5971 }
5972
5973 - (BOOL)isFullscreen
5974 {
5975 if (! fs_is_native) return nonfs_window != nil;
5976 #ifdef HAVE_NATIVE_FS
5977 return ([[self window] styleMask] & NSFullScreenWindowMask) != 0;
5978 #else
5979 return NO;
5980 #endif
5981 }
5982
5983 #ifdef HAVE_NATIVE_FS
5984 - (void)updateCollectionBehaviour
5985 {
5986 if (! [self isFullscreen])
5987 {
5988 NSWindow *win = [self window];
5989 NSWindowCollectionBehavior b = [win collectionBehavior];
5990 if (ns_use_native_fullscreen)
5991 b |= NSWindowCollectionBehaviorFullScreenPrimary;
5992 else
5993 b &= ~NSWindowCollectionBehaviorFullScreenPrimary;
5994
5995 [win setCollectionBehavior: b];
5996 fs_is_native = ns_use_native_fullscreen;
5997 }
5998 }
5999 #endif
6000
6001 - (void)toggleFullScreen: (id)sender
6002 {
6003 NSWindow *w, *fw;
6004 BOOL onFirstScreen;
6005 struct frame *f;
6006 NSSize sz;
6007 NSRect r, wr;
6008 NSColor *col;
6009
6010 if (fs_is_native)
6011 {
6012 [[self window] toggleFullScreen:sender];
6013 return;
6014 }
6015
6016 w = [self window];
6017 onFirstScreen = [[w screen] isEqual:[[NSScreen screens] objectAtIndex:0]];
6018 f = emacsframe;
6019 wr = [w frame];
6020 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
6021 (FRAME_DEFAULT_FACE (f)),
6022 f);
6023
6024 sz.width = FRAME_COLUMN_WIDTH (f);
6025 sz.height = FRAME_LINE_HEIGHT (f);
6026
6027 if (fs_state != FULLSCREEN_BOTH)
6028 {
6029 /* Hide dock and menubar if we are on the primary screen. */
6030 if (onFirstScreen)
6031 {
6032 #if defined (NS_IMPL_COCOA) && \
6033 MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
6034 NSApplicationPresentationOptions options
6035 = NSApplicationPresentationAutoHideDock
6036 | NSApplicationPresentationAutoHideMenuBar;
6037
6038 [NSApp setPresentationOptions: options];
6039 #else
6040 [NSMenu setMenuBarVisible:NO];
6041 #endif
6042 }
6043
6044 fw = [[EmacsFSWindow alloc]
6045 initWithContentRect:[w contentRectForFrameRect:wr]
6046 styleMask:NSBorderlessWindowMask
6047 backing:NSBackingStoreBuffered
6048 defer:YES
6049 screen:[w screen]];
6050
6051 [fw setContentView:[w contentView]];
6052 [fw setTitle:[w title]];
6053 [fw setDelegate:self];
6054 [fw setAcceptsMouseMovedEvents: YES];
6055 [fw useOptimizedDrawing: YES];
6056 [fw setResizeIncrements: sz];
6057 [fw setBackgroundColor: col];
6058 if ([col alphaComponent] != 1.0)
6059 [fw setOpaque: NO];
6060
6061 f->border_width = 0;
6062 FRAME_NS_TITLEBAR_HEIGHT (f) = 0;
6063 tobar_height = FRAME_TOOLBAR_HEIGHT (f);
6064 FRAME_TOOLBAR_HEIGHT (f) = 0;
6065
6066 nonfs_window = w;
6067
6068 [self windowWillEnterFullScreen:nil];
6069 [fw makeKeyAndOrderFront:NSApp];
6070 [fw makeFirstResponder:self];
6071 [w orderOut:self];
6072 r = [fw frameRectForContentRect:[[fw screen] frame]];
6073 [fw setFrame: r display:YES animate:YES];
6074 [self windowDidEnterFullScreen:nil];
6075 [fw display];
6076 }
6077 else
6078 {
6079 fw = w;
6080 w = nonfs_window;
6081 nonfs_window = nil;
6082
6083 if (onFirstScreen)
6084 {
6085 #if defined (NS_IMPL_COCOA) && \
6086 MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
6087 [NSApp setPresentationOptions: NSApplicationPresentationDefault];
6088 #else
6089 [NSMenu setMenuBarVisible:YES];
6090 #endif
6091 }
6092
6093 [w setContentView:[fw contentView]];
6094 [w setResizeIncrements: sz];
6095 [w setBackgroundColor: col];
6096 if ([col alphaComponent] != 1.0)
6097 [w setOpaque: NO];
6098
6099 f->border_width = bwidth;
6100 FRAME_NS_TITLEBAR_HEIGHT (f) = tibar_height;
6101 if (FRAME_EXTERNAL_TOOL_BAR (f))
6102 FRAME_TOOLBAR_HEIGHT (f) = tobar_height;
6103
6104 [self windowWillExitFullScreen:nil];
6105 [fw setFrame: [w frame] display:YES animate:YES];
6106 [fw close];
6107 [w makeKeyAndOrderFront:NSApp];
6108 [self windowDidExitFullScreen:nil];
6109 [self updateFrameSize:YES];
6110 }
6111 }
6112
6113 - (void)handleFS
6114 {
6115 if (fs_state != emacsframe->want_fullscreen)
6116 {
6117 if (fs_state == FULLSCREEN_BOTH)
6118 {
6119 [self toggleFullScreen:self];
6120 }
6121
6122 switch (emacsframe->want_fullscreen)
6123 {
6124 case FULLSCREEN_BOTH:
6125 [self toggleFullScreen:self];
6126 break;
6127 case FULLSCREEN_WIDTH:
6128 next_maximized = FULLSCREEN_WIDTH;
6129 if (fs_state != FULLSCREEN_BOTH)
6130 [[self window] performZoom:self];
6131 break;
6132 case FULLSCREEN_HEIGHT:
6133 next_maximized = FULLSCREEN_HEIGHT;
6134 if (fs_state != FULLSCREEN_BOTH)
6135 [[self window] performZoom:self];
6136 break;
6137 case FULLSCREEN_MAXIMIZED:
6138 next_maximized = FULLSCREEN_MAXIMIZED;
6139 if (fs_state != FULLSCREEN_BOTH)
6140 [[self window] performZoom:self];
6141 break;
6142 case FULLSCREEN_NONE:
6143 if (fs_state != FULLSCREEN_BOTH)
6144 {
6145 next_maximized = FULLSCREEN_NONE;
6146 [[self window] performZoom:self];
6147 }
6148 break;
6149 }
6150
6151 emacsframe->want_fullscreen = FULLSCREEN_NONE;
6152 }
6153
6154 }
6155
6156 - (void) setFSValue: (int)value
6157 {
6158 Lisp_Object lval = Qnil;
6159 switch (value)
6160 {
6161 case FULLSCREEN_BOTH:
6162 lval = Qfullboth;
6163 break;
6164 case FULLSCREEN_WIDTH:
6165 lval = Qfullwidth;
6166 break;
6167 case FULLSCREEN_HEIGHT:
6168 lval = Qfullheight;
6169 break;
6170 case FULLSCREEN_MAXIMIZED:
6171 lval = Qmaximized;
6172 break;
6173 }
6174 store_frame_param (emacsframe, Qfullscreen, lval);
6175 fs_state = value;
6176 }
6177
6178 - (void)mouseEntered: (NSEvent *)theEvent
6179 {
6180 NSTRACE (mouseEntered);
6181 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
6182 }
6183
6184
6185 - (void)mouseExited: (NSEvent *)theEvent
6186 {
6187 Mouse_HLInfo *hlinfo = emacsframe ? MOUSE_HL_INFO (emacsframe) : NULL;
6188
6189 NSTRACE (mouseExited);
6190
6191 if (!hlinfo)
6192 return;
6193
6194 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
6195
6196 if (emacsframe == hlinfo->mouse_face_mouse_frame)
6197 {
6198 clear_mouse_face (hlinfo);
6199 hlinfo->mouse_face_mouse_frame = 0;
6200 }
6201 }
6202
6203
6204 - menuDown: sender
6205 {
6206 NSTRACE (menuDown);
6207 if (context_menu_value == -1)
6208 context_menu_value = [sender tag];
6209 else
6210 {
6211 NSInteger tag = [sender tag];
6212 find_and_call_menu_selection (emacsframe, emacsframe->menu_bar_items_used,
6213 emacsframe->menu_bar_vector,
6214 (void *)tag);
6215 }
6216
6217 ns_send_appdefined (-1);
6218 return self;
6219 }
6220
6221
6222 - (EmacsToolbar *)toolbar
6223 {
6224 return toolbar;
6225 }
6226
6227
6228 /* this gets called on toolbar button click */
6229 - toolbarClicked: (id)item
6230 {
6231 NSEvent *theEvent;
6232 int idx = [item tag] * TOOL_BAR_ITEM_NSLOTS;
6233
6234 NSTRACE (toolbarClicked);
6235
6236 if (!emacs_event)
6237 return self;
6238
6239 /* send first event (for some reason two needed) */
6240 theEvent = [[self window] currentEvent];
6241 emacs_event->kind = TOOL_BAR_EVENT;
6242 XSETFRAME (emacs_event->arg, emacsframe);
6243 EV_TRAILER (theEvent);
6244
6245 emacs_event->kind = TOOL_BAR_EVENT;
6246 /* XSETINT (emacs_event->code, 0); */
6247 emacs_event->arg = AREF (emacsframe->tool_bar_items,
6248 idx + TOOL_BAR_ITEM_KEY);
6249 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6250 EV_TRAILER (theEvent);
6251 return self;
6252 }
6253
6254
6255 - toggleToolbar: (id)sender
6256 {
6257 if (!emacs_event)
6258 return self;
6259
6260 emacs_event->kind = NS_NONKEY_EVENT;
6261 emacs_event->code = KEY_NS_TOGGLE_TOOLBAR;
6262 EV_TRAILER ((id)nil);
6263 return self;
6264 }
6265
6266
6267 - (void)drawRect: (NSRect)rect
6268 {
6269 int x = NSMinX (rect), y = NSMinY (rect);
6270 int width = NSWidth (rect), height = NSHeight (rect);
6271
6272 NSTRACE (drawRect);
6273
6274 if (!emacsframe || !emacsframe->output_data.ns)
6275 return;
6276
6277 ns_clear_frame_area (emacsframe, x, y, width, height);
6278 expose_frame (emacsframe, x, y, width, height);
6279
6280 /*
6281 drawRect: may be called (at least in OS X 10.5) for invisible
6282 views as well for some reason. Thus, do not infer visibility
6283 here.
6284
6285 emacsframe->async_visible = 1;
6286 emacsframe->async_iconified = 0;
6287 */
6288 }
6289
6290
6291 /* NSDraggingDestination protocol methods. Actually this is not really a
6292 protocol, but a category of Object. O well... */
6293
6294 -(NSUInteger) draggingEntered: (id <NSDraggingInfo>) sender
6295 {
6296 NSTRACE (draggingEntered);
6297 return NSDragOperationGeneric;
6298 }
6299
6300
6301 -(BOOL)prepareForDragOperation: (id <NSDraggingInfo>) sender
6302 {
6303 return YES;
6304 }
6305
6306
6307 -(BOOL)performDragOperation: (id <NSDraggingInfo>) sender
6308 {
6309 id pb;
6310 int x, y;
6311 NSString *type;
6312 NSEvent *theEvent = [[self window] currentEvent];
6313 NSPoint position;
6314
6315 NSTRACE (performDragOperation);
6316
6317 if (!emacs_event)
6318 return NO;
6319
6320 position = [self convertPoint: [sender draggingLocation] fromView: nil];
6321 x = lrint (position.x); y = lrint (position.y);
6322
6323 pb = [sender draggingPasteboard];
6324 type = [pb availableTypeFromArray: ns_drag_types];
6325 if (type == 0)
6326 {
6327 return NO;
6328 }
6329 else if ([type isEqualToString: NSFilenamesPboardType])
6330 {
6331 NSArray *files;
6332 NSEnumerator *fenum;
6333 NSString *file;
6334
6335 if (!(files = [pb propertyListForType: type]))
6336 return NO;
6337
6338 fenum = [files objectEnumerator];
6339 while ( (file = [fenum nextObject]) )
6340 {
6341 emacs_event->kind = NS_NONKEY_EVENT;
6342 emacs_event->code = KEY_NS_DRAG_FILE;
6343 XSETINT (emacs_event->x, x);
6344 XSETINT (emacs_event->y, y);
6345 ns_input_file = append2 (ns_input_file,
6346 build_string ([file UTF8String]));
6347 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6348 EV_TRAILER (theEvent);
6349 }
6350 return YES;
6351 }
6352 else if ([type isEqualToString: NSURLPboardType])
6353 {
6354 NSString *file;
6355 NSURL *fileURL;
6356
6357 if (!(fileURL = [NSURL URLFromPasteboard: pb]) ||
6358 [fileURL isFileURL] == NO)
6359 return NO;
6360
6361 file = [fileURL path];
6362 emacs_event->kind = NS_NONKEY_EVENT;
6363 emacs_event->code = KEY_NS_DRAG_FILE;
6364 XSETINT (emacs_event->x, x);
6365 XSETINT (emacs_event->y, y);
6366 ns_input_file = append2 (ns_input_file, build_string ([file UTF8String]));
6367 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6368 EV_TRAILER (theEvent);
6369 return YES;
6370 }
6371 else if ([type isEqualToString: NSStringPboardType]
6372 || [type isEqualToString: NSTabularTextPboardType])
6373 {
6374 NSString *data;
6375
6376 if (! (data = [pb stringForType: type]))
6377 return NO;
6378
6379 emacs_event->kind = NS_NONKEY_EVENT;
6380 emacs_event->code = KEY_NS_DRAG_TEXT;
6381 XSETINT (emacs_event->x, x);
6382 XSETINT (emacs_event->y, y);
6383 ns_input_text = build_string ([data UTF8String]);
6384 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6385 EV_TRAILER (theEvent);
6386 return YES;
6387 }
6388 else if ([type isEqualToString: NSColorPboardType])
6389 {
6390 NSColor *c = [NSColor colorFromPasteboard: pb];
6391 emacs_event->kind = NS_NONKEY_EVENT;
6392 emacs_event->code = KEY_NS_DRAG_COLOR;
6393 XSETINT (emacs_event->x, x);
6394 XSETINT (emacs_event->y, y);
6395 ns_input_color = ns_color_to_lisp (c);
6396 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6397 EV_TRAILER (theEvent);
6398 return YES;
6399 }
6400 else if ([type isEqualToString: NSFontPboardType])
6401 {
6402 /* impl based on GNUstep NSTextView.m */
6403 NSData *data = [pb dataForType: NSFontPboardType];
6404 NSDictionary *dict = [NSUnarchiver unarchiveObjectWithData: data];
6405 NSFont *font = [dict objectForKey: NSFontAttributeName];
6406 char fontSize[10];
6407
6408 if (font == nil)
6409 return NO;
6410
6411 emacs_event->kind = NS_NONKEY_EVENT;
6412 emacs_event->code = KEY_NS_CHANGE_FONT;
6413 XSETINT (emacs_event->x, x);
6414 XSETINT (emacs_event->y, y);
6415 ns_input_font = build_string ([[font fontName] UTF8String]);
6416 snprintf (fontSize, 10, "%f", [font pointSize]);
6417 ns_input_fontsize = build_string (fontSize);
6418 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6419 EV_TRAILER (theEvent);
6420 return YES;
6421 }
6422 else
6423 {
6424 error ("Invalid data type in dragging pasteboard.");
6425 return NO;
6426 }
6427 }
6428
6429
6430 - (id) validRequestorForSendType: (NSString *)typeSent
6431 returnType: (NSString *)typeReturned
6432 {
6433 NSTRACE (validRequestorForSendType);
6434 if (typeSent != nil && [ns_send_types indexOfObject: typeSent] != NSNotFound
6435 && typeReturned == nil)
6436 {
6437 if (! NILP (ns_get_local_selection (QPRIMARY, QUTF8_STRING)))
6438 return self;
6439 }
6440
6441 return [super validRequestorForSendType: typeSent
6442 returnType: typeReturned];
6443 }
6444
6445
6446 /* The next two methods are part of NSServicesRequests informal protocol,
6447 supposedly called when a services menu item is chosen from this app.
6448 But this should not happen because we override the services menu with our
6449 own entries which call ns-perform-service.
6450 Nonetheless, it appeared to happen (under strange circumstances): bug#1435.
6451 So let's at least stub them out until further investigation can be done. */
6452
6453 - (BOOL) readSelectionFromPasteboard: (NSPasteboard *)pb
6454 {
6455 /* we could call ns_string_from_pasteboard(pboard) here but then it should
6456 be written into the buffer in place of the existing selection..
6457 ordinary service calls go through functions defined in ns-win.el */
6458 return NO;
6459 }
6460
6461 - (BOOL) writeSelectionToPasteboard: (NSPasteboard *)pb types: (NSArray *)types
6462 {
6463 NSArray *typesDeclared;
6464 Lisp_Object val;
6465
6466 /* We only support NSStringPboardType */
6467 if ([types containsObject:NSStringPboardType] == NO) {
6468 return NO;
6469 }
6470
6471 val = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
6472 if (CONSP (val) && SYMBOLP (XCAR (val)))
6473 {
6474 val = XCDR (val);
6475 if (CONSP (val) && NILP (XCDR (val)))
6476 val = XCAR (val);
6477 }
6478 if (! STRINGP (val))
6479 return NO;
6480
6481 typesDeclared = [NSArray arrayWithObject:NSStringPboardType];
6482 [pb declareTypes:typesDeclared owner:nil];
6483 ns_string_to_pasteboard (pb, val);
6484 return YES;
6485 }
6486
6487
6488 /* setMini =YES means set from internal (gives a finder icon), NO means set nil
6489 (gives a miniaturized version of the window); currently we use the latter for
6490 frames whose active buffer doesn't correspond to any file
6491 (e.g., '*scratch*') */
6492 - setMiniwindowImage: (BOOL) setMini
6493 {
6494 id image = [[self window] miniwindowImage];
6495 NSTRACE (setMiniwindowImage);
6496
6497 /* NOTE: under Cocoa miniwindowImage always returns nil, documentation
6498 about "AppleDockIconEnabled" notwithstanding, however the set message
6499 below has its effect nonetheless. */
6500 if (image != emacsframe->output_data.ns->miniimage)
6501 {
6502 if (image && [image isKindOfClass: [EmacsImage class]])
6503 [image release];
6504 [[self window] setMiniwindowImage:
6505 setMini ? emacsframe->output_data.ns->miniimage : nil];
6506 }
6507
6508 return self;
6509 }
6510
6511
6512 - (void) setRows: (int) r andColumns: (int) c
6513 {
6514 rows = r;
6515 cols = c;
6516 }
6517
6518 @end /* EmacsView */
6519
6520
6521
6522 /* ==========================================================================
6523
6524 EmacsWindow implementation
6525
6526 ========================================================================== */
6527
6528 @implementation EmacsWindow
6529
6530 #ifdef NS_IMPL_COCOA
6531 - (id)accessibilityAttributeValue:(NSString *)attribute
6532 {
6533 Lisp_Object str = Qnil;
6534 struct frame *f = SELECTED_FRAME ();
6535 struct buffer *curbuf = XBUFFER (XWINDOW (f->selected_window)->buffer);
6536
6537 if ([attribute isEqualToString:NSAccessibilityRoleAttribute])
6538 return NSAccessibilityTextFieldRole;
6539
6540 if ([attribute isEqualToString:NSAccessibilitySelectedTextAttribute]
6541 && curbuf && ! NILP (BVAR (curbuf, mark_active)))
6542 {
6543 str = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
6544 }
6545 else if (curbuf && [attribute isEqualToString:NSAccessibilityValueAttribute])
6546 {
6547 if (! NILP (BVAR (curbuf, mark_active)))
6548 str = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
6549
6550 if (NILP (str))
6551 {
6552 ptrdiff_t start_byte = BUF_BEGV_BYTE (curbuf);
6553 ptrdiff_t byte_range = BUF_ZV_BYTE (curbuf) - start_byte;
6554 ptrdiff_t range = BUF_ZV (curbuf) - BUF_BEGV (curbuf);
6555
6556 if (! NILP (BVAR (curbuf, enable_multibyte_characters)))
6557 str = make_uninit_multibyte_string (range, byte_range);
6558 else
6559 str = make_uninit_string (range);
6560 /* To check: This returns emacs-utf-8, which is a superset of utf-8.
6561 Is this a problem? */
6562 memcpy (SDATA (str), BYTE_POS_ADDR (start_byte), byte_range);
6563 }
6564 }
6565
6566
6567 if (! NILP (str))
6568 {
6569 if (CONSP (str) && SYMBOLP (XCAR (str)))
6570 {
6571 str = XCDR (str);
6572 if (CONSP (str) && NILP (XCDR (str)))
6573 str = XCAR (str);
6574 }
6575 if (STRINGP (str))
6576 {
6577 const char *utfStr = SSDATA (str);
6578 NSString *nsStr = [NSString stringWithUTF8String: utfStr];
6579 return nsStr;
6580 }
6581 }
6582
6583 return [super accessibilityAttributeValue:attribute];
6584 }
6585 #endif /* NS_IMPL_COCOA */
6586
6587 /* If we have multiple monitors, one above the other, we don't want to
6588 restrict the height to just one monitor. So we override this. */
6589 - (NSRect)constrainFrameRect:(NSRect)frameRect toScreen:(NSScreen *)screen
6590 {
6591 /* When making the frame visible for the first time or if there is just
6592 one screen, we want to constrain. Other times not. */
6593 NSUInteger nr_screens = [[NSScreen screens] count];
6594 struct frame *f = ((EmacsView *)[self delegate])->emacsframe;
6595 NSTRACE (constrainFrameRect);
6596
6597 if (nr_screens == 1)
6598 {
6599 NSRect r = [super constrainFrameRect:frameRect toScreen:screen];
6600 return r;
6601 }
6602
6603 if (f->output_data.ns->dont_constrain
6604 || ns_menu_bar_should_be_hidden ())
6605 return frameRect;
6606
6607 f->output_data.ns->dont_constrain = 1;
6608 return [super constrainFrameRect:frameRect toScreen:screen];
6609 }
6610
6611 @end /* EmacsWindow */
6612
6613
6614 @implementation EmacsFSWindow
6615
6616 - (BOOL)canBecomeKeyWindow
6617 {
6618 return YES;
6619 }
6620
6621 - (BOOL)canBecomeMainWindow
6622 {
6623 return YES;
6624 }
6625
6626 @end
6627
6628 /* ==========================================================================
6629
6630 EmacsScroller implementation
6631
6632 ========================================================================== */
6633
6634
6635 @implementation EmacsScroller
6636
6637 /* for repeat button push */
6638 #define SCROLL_BAR_FIRST_DELAY 0.5
6639 #define SCROLL_BAR_CONTINUOUS_DELAY (1.0 / 15)
6640
6641 + (CGFloat) scrollerWidth
6642 {
6643 /* TODO: if we want to allow variable widths, this is the place to do it,
6644 however neither GNUstep nor Cocoa support it very well */
6645 return [NSScroller scrollerWidth];
6646 }
6647
6648
6649 - initFrame: (NSRect )r window: (Lisp_Object)nwin
6650 {
6651 NSTRACE (EmacsScroller_initFrame);
6652
6653 r.size.width = [EmacsScroller scrollerWidth];
6654 [super initWithFrame: r/*NSMakeRect (0, 0, 0, 0)*/];
6655 [self setContinuous: YES];
6656 [self setEnabled: YES];
6657
6658 /* Ensure auto resizing of scrollbars occurs within the emacs frame's view
6659 locked against the top and bottom edges, and right edge on OS X, where
6660 scrollers are on right. */
6661 #ifdef NS_IMPL_GNUSTEP
6662 [self setAutoresizingMask: NSViewMaxXMargin | NSViewHeightSizable];
6663 #else
6664 [self setAutoresizingMask: NSViewMinXMargin | NSViewHeightSizable];
6665 #endif
6666
6667 win = nwin;
6668 condemned = NO;
6669 pixel_height = NSHeight (r);
6670 if (pixel_height == 0) pixel_height = 1;
6671 min_portion = 20 / pixel_height;
6672
6673 frame = XFRAME (XWINDOW (win)->frame);
6674 if (FRAME_LIVE_P (frame))
6675 {
6676 int i;
6677 EmacsView *view = FRAME_NS_VIEW (frame);
6678 NSView *sview = [[view window] contentView];
6679 NSArray *subs = [sview subviews];
6680
6681 /* disable optimization stopping redraw of other scrollbars */
6682 view->scrollbarsNeedingUpdate = 0;
6683 for (i =[subs count]-1; i >= 0; i--)
6684 if ([[subs objectAtIndex: i] isKindOfClass: [EmacsScroller class]])
6685 view->scrollbarsNeedingUpdate++;
6686 [sview addSubview: self];
6687 }
6688
6689 /* [self setFrame: r]; */
6690
6691 return self;
6692 }
6693
6694
6695 - (void)setFrame: (NSRect)newRect
6696 {
6697 NSTRACE (EmacsScroller_setFrame);
6698 /* block_input (); */
6699 pixel_height = NSHeight (newRect);
6700 if (pixel_height == 0) pixel_height = 1;
6701 min_portion = 20 / pixel_height;
6702 [super setFrame: newRect];
6703 [self display];
6704 /* unblock_input (); */
6705 }
6706
6707
6708 - (void)dealloc
6709 {
6710 NSTRACE (EmacsScroller_dealloc);
6711 if (!NILP (win))
6712 wset_vertical_scroll_bar (XWINDOW (win), Qnil);
6713 [super dealloc];
6714 }
6715
6716
6717 - condemn
6718 {
6719 NSTRACE (condemn);
6720 condemned =YES;
6721 return self;
6722 }
6723
6724
6725 - reprieve
6726 {
6727 NSTRACE (reprieve);
6728 condemned =NO;
6729 return self;
6730 }
6731
6732
6733 - judge
6734 {
6735 NSTRACE (judge);
6736 if (condemned)
6737 {
6738 EmacsView *view;
6739 block_input ();
6740 /* ensure other scrollbar updates after deletion */
6741 view = (EmacsView *)FRAME_NS_VIEW (frame);
6742 if (view != nil)
6743 view->scrollbarsNeedingUpdate++;
6744 [self removeFromSuperview];
6745 [self release];
6746 unblock_input ();
6747 }
6748 return self;
6749 }
6750
6751
6752 - (void)resetCursorRects
6753 {
6754 NSRect visible = [self visibleRect];
6755 NSTRACE (resetCursorRects);
6756
6757 if (!NSIsEmptyRect (visible))
6758 [self addCursorRect: visible cursor: [NSCursor arrowCursor]];
6759 [[NSCursor arrowCursor] setOnMouseEntered: YES];
6760 }
6761
6762
6763 - (int) checkSamePosition: (int) position portion: (int) portion
6764 whole: (int) whole
6765 {
6766 return em_position ==position && em_portion ==portion && em_whole ==whole
6767 && portion != whole; /* needed for resize empty buf */
6768 }
6769
6770
6771 - setPosition: (int)position portion: (int)portion whole: (int)whole
6772 {
6773 NSTRACE (setPosition);
6774
6775 em_position = position;
6776 em_portion = portion;
6777 em_whole = whole;
6778
6779 if (portion >= whole)
6780 {
6781 #if defined (NS_IMPL_COCOA) && MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_5
6782 [self setKnobProportion: 1.0];
6783 [self setDoubleValue: 1.0];
6784 #else
6785 [self setFloatValue: 0.0 knobProportion: 1.0];
6786 #endif
6787 }
6788 else
6789 {
6790 float pos, por;
6791 portion = max ((float)whole*min_portion/pixel_height, portion);
6792 pos = (float)position / (whole - portion);
6793 por = (float)portion/whole;
6794 #if defined (NS_IMPL_COCOA) && MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_5
6795 [self setKnobProportion: por];
6796 [self setDoubleValue: pos];
6797 #else
6798 [self setFloatValue: pos knobProportion: por];
6799 #endif
6800 }
6801
6802 /* Events may come here even if the event loop is not running.
6803 If we don't enter the event loop, the scroll bar will not update.
6804 So send SIGIO to ourselves. */
6805 if (apploopnr == 0) raise (SIGIO);
6806
6807 return self;
6808 }
6809
6810 /* FIXME: unused at moment (see ns_mouse_position) at the moment because
6811 drag events will go directly to the EmacsScroller. Leaving in for now. */
6812 -(void)getMouseMotionPart: (int *)part window: (Lisp_Object *)window
6813 x: (Lisp_Object *)x y: ( Lisp_Object *)y
6814 {
6815 *part = last_hit_part;
6816 *window = win;
6817 XSETINT (*y, pixel_height);
6818 if ([self floatValue] > 0.999)
6819 XSETINT (*x, pixel_height);
6820 else
6821 XSETINT (*x, pixel_height * [self floatValue]);
6822 }
6823
6824
6825 /* set up emacs_event */
6826 - (void) sendScrollEventAtLoc: (float)loc fromEvent: (NSEvent *)e
6827 {
6828 if (!emacs_event)
6829 return;
6830
6831 emacs_event->part = last_hit_part;
6832 emacs_event->code = 0;
6833 emacs_event->modifiers = EV_MODIFIERS (e) | down_modifier;
6834 emacs_event->frame_or_window = win;
6835 emacs_event->timestamp = EV_TIMESTAMP (e);
6836 emacs_event->kind = SCROLL_BAR_CLICK_EVENT;
6837 emacs_event->arg = Qnil;
6838 XSETINT (emacs_event->x, loc * pixel_height);
6839 XSETINT (emacs_event->y, pixel_height-20);
6840
6841 if (q_event_ptr)
6842 {
6843 n_emacs_events_pending++;
6844 kbd_buffer_store_event_hold (emacs_event, q_event_ptr);
6845 }
6846 else
6847 hold_event (emacs_event);
6848 EVENT_INIT (*emacs_event);
6849 ns_send_appdefined (-1);
6850 }
6851
6852
6853 /* called manually thru timer to implement repeated button action w/hold-down */
6854 - repeatScroll: (NSTimer *)scrollEntry
6855 {
6856 NSEvent *e = [[self window] currentEvent];
6857 NSPoint p = [[self window] mouseLocationOutsideOfEventStream];
6858 BOOL inKnob = [self testPart: p] == NSScrollerKnob;
6859
6860 /* clear timer if need be */
6861 if (inKnob || [scroll_repeat_entry timeInterval] == SCROLL_BAR_FIRST_DELAY)
6862 {
6863 [scroll_repeat_entry invalidate];
6864 [scroll_repeat_entry release];
6865 scroll_repeat_entry = nil;
6866
6867 if (inKnob)
6868 return self;
6869
6870 scroll_repeat_entry
6871 = [[NSTimer scheduledTimerWithTimeInterval:
6872 SCROLL_BAR_CONTINUOUS_DELAY
6873 target: self
6874 selector: @selector (repeatScroll:)
6875 userInfo: 0
6876 repeats: YES]
6877 retain];
6878 }
6879
6880 [self sendScrollEventAtLoc: 0 fromEvent: e];
6881 return self;
6882 }
6883
6884
6885 /* Asynchronous mouse tracking for scroller. This allows us to dispatch
6886 mouseDragged events without going into a modal loop. */
6887 - (void)mouseDown: (NSEvent *)e
6888 {
6889 NSRect sr, kr;
6890 /* hitPart is only updated AFTER event is passed on */
6891 NSScrollerPart part = [self testPart: [e locationInWindow]];
6892 double inc = 0.0, loc, kloc, pos;
6893 int edge = 0;
6894
6895 NSTRACE (EmacsScroller_mouseDown);
6896
6897 switch (part)
6898 {
6899 case NSScrollerDecrementPage:
6900 last_hit_part = scroll_bar_above_handle; inc = -1.0; break;
6901 case NSScrollerIncrementPage:
6902 last_hit_part = scroll_bar_below_handle; inc = 1.0; break;
6903 case NSScrollerDecrementLine:
6904 last_hit_part = scroll_bar_up_arrow; inc = -0.1; break;
6905 case NSScrollerIncrementLine:
6906 last_hit_part = scroll_bar_down_arrow; inc = 0.1; break;
6907 case NSScrollerKnob:
6908 last_hit_part = scroll_bar_handle; break;
6909 case NSScrollerKnobSlot: /* GNUstep-only */
6910 last_hit_part = scroll_bar_move_ratio; break;
6911 default: /* NSScrollerNoPart? */
6912 fprintf (stderr, "EmacsScoller-mouseDown: unexpected part %ld\n",
6913 (long) part);
6914 return;
6915 }
6916
6917 if (inc != 0.0)
6918 {
6919 pos = 0; /* ignored */
6920
6921 /* set a timer to repeat, as we can't let superclass do this modally */
6922 scroll_repeat_entry
6923 = [[NSTimer scheduledTimerWithTimeInterval: SCROLL_BAR_FIRST_DELAY
6924 target: self
6925 selector: @selector (repeatScroll:)
6926 userInfo: 0
6927 repeats: YES]
6928 retain];
6929 }
6930 else
6931 {
6932 /* handle, or on GNUstep possibly slot */
6933 NSEvent *fake_event;
6934
6935 /* compute float loc in slot and mouse offset on knob */
6936 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
6937 toView: nil];
6938 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
6939 if (loc <= 0.0)
6940 {
6941 loc = 0.0;
6942 edge = -1;
6943 }
6944 else if (loc >= NSHeight (sr))
6945 {
6946 loc = NSHeight (sr);
6947 edge = 1;
6948 }
6949
6950 if (edge)
6951 kloc = 0.5 * edge;
6952 else
6953 {
6954 kr = [self convertRect: [self rectForPart: NSScrollerKnob]
6955 toView: nil];
6956 kloc = NSHeight (kr) - ([e locationInWindow].y - NSMinY (kr));
6957 }
6958 last_mouse_offset = kloc;
6959
6960 /* if knob, tell emacs a location offset by knob pos
6961 (to indicate top of handle) */
6962 if (part == NSScrollerKnob)
6963 pos = (loc - last_mouse_offset) / NSHeight (sr);
6964 else
6965 /* else this is a slot click on GNUstep: go straight there */
6966 pos = loc / NSHeight (sr);
6967
6968 /* send a fake mouse-up to super to preempt modal -trackKnob: mode */
6969 fake_event = [NSEvent mouseEventWithType: NSLeftMouseUp
6970 location: [e locationInWindow]
6971 modifierFlags: [e modifierFlags]
6972 timestamp: [e timestamp]
6973 windowNumber: [e windowNumber]
6974 context: [e context]
6975 eventNumber: [e eventNumber]
6976 clickCount: [e clickCount]
6977 pressure: [e pressure]];
6978 [super mouseUp: fake_event];
6979 }
6980
6981 if (part != NSScrollerKnob)
6982 [self sendScrollEventAtLoc: pos fromEvent: e];
6983 }
6984
6985
6986 /* Called as we manually track scroller drags, rather than superclass. */
6987 - (void)mouseDragged: (NSEvent *)e
6988 {
6989 NSRect sr;
6990 double loc, pos;
6991 int edge = 0;
6992
6993 NSTRACE (EmacsScroller_mouseDragged);
6994
6995 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
6996 toView: nil];
6997 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
6998
6999 if (loc <= 0.0)
7000 {
7001 loc = 0.0;
7002 edge = -1;
7003 }
7004 else if (loc >= NSHeight (sr) + last_mouse_offset)
7005 {
7006 loc = NSHeight (sr) + last_mouse_offset;
7007 edge = 1;
7008 }
7009
7010 pos = /*(edge ? loc :*/ (loc - last_mouse_offset) / NSHeight (sr);
7011 [self sendScrollEventAtLoc: pos fromEvent: e];
7012 }
7013
7014
7015 - (void)mouseUp: (NSEvent *)e
7016 {
7017 if (scroll_repeat_entry)
7018 {
7019 [scroll_repeat_entry invalidate];
7020 [scroll_repeat_entry release];
7021 scroll_repeat_entry = nil;
7022 }
7023 last_hit_part = 0;
7024 }
7025
7026
7027 /* treat scrollwheel events in the bar as though they were in the main window */
7028 - (void) scrollWheel: (NSEvent *)theEvent
7029 {
7030 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (frame);
7031 [view mouseDown: theEvent];
7032 }
7033
7034 @end /* EmacsScroller */
7035
7036
7037
7038
7039 /* ==========================================================================
7040
7041 Font-related functions; these used to be in nsfaces.m
7042
7043 ========================================================================== */
7044
7045
7046 Lisp_Object
7047 x_new_font (struct frame *f, Lisp_Object font_object, int fontset)
7048 {
7049 struct font *font = XFONT_OBJECT (font_object);
7050
7051 if (fontset < 0)
7052 fontset = fontset_from_font (font_object);
7053 FRAME_FONTSET (f) = fontset;
7054
7055 if (FRAME_FONT (f) == font)
7056 /* This font is already set in frame F. There's nothing more to
7057 do. */
7058 return font_object;
7059
7060 FRAME_FONT (f) = font;
7061
7062 FRAME_BASELINE_OFFSET (f) = font->baseline_offset;
7063 FRAME_COLUMN_WIDTH (f) = font->average_width;
7064 FRAME_LINE_HEIGHT (f) = font->height;
7065
7066 compute_fringe_widths (f, 1);
7067
7068 /* Compute the scroll bar width in character columns. */
7069 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0)
7070 {
7071 int wid = FRAME_COLUMN_WIDTH (f);
7072 FRAME_CONFIG_SCROLL_BAR_COLS (f)
7073 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid - 1) / wid;
7074 }
7075 else
7076 {
7077 int wid = FRAME_COLUMN_WIDTH (f);
7078 FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid;
7079 }
7080
7081 /* Now make the frame display the given font. */
7082 if (FRAME_NS_WINDOW (f) != 0)
7083 x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f));
7084
7085 return font_object;
7086 }
7087
7088
7089 /* XLFD: -foundry-family-weight-slant-swidth-adstyle-pxlsz-ptSz-resx-resy-spc-avgWidth-rgstry-encoding */
7090 /* Note: ns_font_to_xlfd and ns_fontname_to_xlfd no longer needed, removed
7091 in 1.43. */
7092
7093 const char *
7094 ns_xlfd_to_fontname (const char *xlfd)
7095 /* --------------------------------------------------------------------------
7096 Convert an X font name (XLFD) to an NS font name.
7097 Only family is used.
7098 The string returned is temporarily allocated.
7099 -------------------------------------------------------------------------- */
7100 {
7101 char *name = xmalloc (180);
7102 int i, len;
7103 const char *ret;
7104
7105 if (!strncmp (xlfd, "--", 2))
7106 sscanf (xlfd, "--%*[^-]-%[^-]179-", name);
7107 else
7108 sscanf (xlfd, "-%*[^-]-%[^-]179-", name);
7109
7110 /* stopgap for malformed XLFD input */
7111 if (strlen (name) == 0)
7112 strcpy (name, "Monaco");
7113
7114 /* undo hack in ns_fontname_to_xlfd, converting '$' to '-', '_' to ' '
7115 also uppercase after '-' or ' ' */
7116 name[0] = c_toupper (name[0]);
7117 for (len =strlen (name), i =0; i<len; i++)
7118 {
7119 if (name[i] == '$')
7120 {
7121 name[i] = '-';
7122 if (i+1<len)
7123 name[i+1] = c_toupper (name[i+1]);
7124 }
7125 else if (name[i] == '_')
7126 {
7127 name[i] = ' ';
7128 if (i+1<len)
7129 name[i+1] = c_toupper (name[i+1]);
7130 }
7131 }
7132 /*fprintf (stderr, "converted '%s' to '%s'\n",xlfd,name); */
7133 ret = [[NSString stringWithUTF8String: name] UTF8String];
7134 xfree (name);
7135 return ret;
7136 }
7137
7138
7139 void
7140 syms_of_nsterm (void)
7141 {
7142 NSTRACE (syms_of_nsterm);
7143
7144 ns_antialias_threshold = 10.0;
7145
7146 /* from 23+ we need to tell emacs what modifiers there are.. */
7147 DEFSYM (Qmodifier_value, "modifier-value");
7148 DEFSYM (Qalt, "alt");
7149 DEFSYM (Qhyper, "hyper");
7150 DEFSYM (Qmeta, "meta");
7151 DEFSYM (Qsuper, "super");
7152 DEFSYM (Qcontrol, "control");
7153 DEFSYM (QUTF8_STRING, "UTF8_STRING");
7154
7155 Fput (Qalt, Qmodifier_value, make_number (alt_modifier));
7156 Fput (Qhyper, Qmodifier_value, make_number (hyper_modifier));
7157 Fput (Qmeta, Qmodifier_value, make_number (meta_modifier));
7158 Fput (Qsuper, Qmodifier_value, make_number (super_modifier));
7159 Fput (Qcontrol, Qmodifier_value, make_number (ctrl_modifier));
7160
7161 DEFVAR_LISP ("ns-input-file", ns_input_file,
7162 "The file specified in the last NS event.");
7163 ns_input_file =Qnil;
7164
7165 DEFVAR_LISP ("ns-input-text", ns_input_text,
7166 "The data received in the last NS text drag event.");
7167 ns_input_text =Qnil;
7168
7169 DEFVAR_LISP ("ns-working-text", ns_working_text,
7170 "String for visualizing working composition sequence.");
7171 ns_working_text =Qnil;
7172
7173 DEFVAR_LISP ("ns-input-font", ns_input_font,
7174 "The font specified in the last NS event.");
7175 ns_input_font =Qnil;
7176
7177 DEFVAR_LISP ("ns-input-fontsize", ns_input_fontsize,
7178 "The fontsize specified in the last NS event.");
7179 ns_input_fontsize =Qnil;
7180
7181 DEFVAR_LISP ("ns-input-line", ns_input_line,
7182 "The line specified in the last NS event.");
7183 ns_input_line =Qnil;
7184
7185 DEFVAR_LISP ("ns-input-color", ns_input_color,
7186 "The color specified in the last NS event.");
7187 ns_input_color =Qnil;
7188
7189 DEFVAR_LISP ("ns-input-spi-name", ns_input_spi_name,
7190 "The service name specified in the last NS event.");
7191 ns_input_spi_name =Qnil;
7192
7193 DEFVAR_LISP ("ns-input-spi-arg", ns_input_spi_arg,
7194 "The service argument specified in the last NS event.");
7195 ns_input_spi_arg =Qnil;
7196
7197 DEFVAR_LISP ("ns-alternate-modifier", ns_alternate_modifier,
7198 "This variable describes the behavior of the alternate or option key.\n\
7199 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7200 Set to none means that the alternate / option key is not interpreted by Emacs\n\
7201 at all, allowing it to be used at a lower level for accented character entry.");
7202 ns_alternate_modifier = Qmeta;
7203
7204 DEFVAR_LISP ("ns-right-alternate-modifier", ns_right_alternate_modifier,
7205 "This variable describes the behavior of the right alternate or option key.\n\
7206 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7207 Set to left means be the same key as `ns-alternate-modifier'.\n\
7208 Set to none means that the alternate / option key is not interpreted by Emacs\n\
7209 at all, allowing it to be used at a lower level for accented character entry.");
7210 ns_right_alternate_modifier = Qleft;
7211
7212 DEFVAR_LISP ("ns-command-modifier", ns_command_modifier,
7213 "This variable describes the behavior of the command key.\n\
7214 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
7215 ns_command_modifier = Qsuper;
7216
7217 DEFVAR_LISP ("ns-right-command-modifier", ns_right_command_modifier,
7218 "This variable describes the behavior of the right command key.\n\
7219 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7220 Set to left means be the same key as `ns-command-modifier'.\n\
7221 Set to none means that the command / option key is not interpreted by Emacs\n\
7222 at all, allowing it to be used at a lower level for accented character entry.");
7223 ns_right_command_modifier = Qleft;
7224
7225 DEFVAR_LISP ("ns-control-modifier", ns_control_modifier,
7226 "This variable describes the behavior of the control key.\n\
7227 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
7228 ns_control_modifier = Qcontrol;
7229
7230 DEFVAR_LISP ("ns-right-control-modifier", ns_right_control_modifier,
7231 "This variable describes the behavior of the right control key.\n\
7232 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7233 Set to left means be the same key as `ns-control-modifier'.\n\
7234 Set to none means that the control / option key is not interpreted by Emacs\n\
7235 at all, allowing it to be used at a lower level for accented character entry.");
7236 ns_right_control_modifier = Qleft;
7237
7238 DEFVAR_LISP ("ns-function-modifier", ns_function_modifier,
7239 "This variable describes the behavior of the function key (on laptops).\n\
7240 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7241 Set to none means that the function key is not interpreted by Emacs at all,\n\
7242 allowing it to be used at a lower level for accented character entry.");
7243 ns_function_modifier = Qnone;
7244
7245 DEFVAR_LISP ("ns-antialias-text", ns_antialias_text,
7246 "Non-nil (the default) means to render text antialiased.");
7247 ns_antialias_text = Qt;
7248
7249 DEFVAR_LISP ("ns-confirm-quit", ns_confirm_quit,
7250 "Whether to confirm application quit using dialog.");
7251 ns_confirm_quit = Qnil;
7252
7253 staticpro (&ns_display_name_list);
7254 ns_display_name_list = Qnil;
7255
7256 staticpro (&last_mouse_motion_frame);
7257 last_mouse_motion_frame = Qnil;
7258
7259 DEFVAR_LISP ("ns-auto-hide-menu-bar", ns_auto_hide_menu_bar,
7260 doc: /* Non-nil means that the menu bar is hidden, but appears when the mouse is near.
7261 Only works on OSX 10.6 or later. */);
7262 ns_auto_hide_menu_bar = Qnil;
7263
7264 DEFVAR_BOOL ("ns-use-native-fullscreen", ns_use_native_fullscreen,
7265 doc: /*Non-nil means to use native fullscreen on OSX >= 10.7.
7266 Nil means use fullscreen the old (< 10.7) way. The old way works better with
7267 multiple monitors, but lacks tool bar. This variable is ignored on OSX < 10.7.
7268 Default is t for OSX >= 10.7, nil otherwise. */);
7269 #ifdef HAVE_NATIVE_FS
7270 ns_use_native_fullscreen = YES;
7271 #else
7272 ns_use_native_fullscreen = NO;
7273 #endif
7274 ns_last_use_native_fullscreen = ns_use_native_fullscreen;
7275
7276 /* TODO: move to common code */
7277 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars,
7278 doc: /* Which toolkit scroll bars Emacs uses, if any.
7279 A value of nil means Emacs doesn't use toolkit scroll bars.
7280 With the X Window system, the value is a symbol describing the
7281 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
7282 With MS Windows or Nextstep, the value is t. */);
7283 Vx_toolkit_scroll_bars = Qt;
7284
7285 DEFVAR_BOOL ("x-use-underline-position-properties",
7286 x_use_underline_position_properties,
7287 doc: /*Non-nil means make use of UNDERLINE_POSITION font properties.
7288 A value of nil means ignore them. If you encounter fonts with bogus
7289 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
7290 to 4.1, set this to nil. */);
7291 x_use_underline_position_properties = 0;
7292
7293 DEFVAR_BOOL ("x-underline-at-descent-line",
7294 x_underline_at_descent_line,
7295 doc: /* Non-nil means to draw the underline at the same place as the descent line.
7296 A value of nil means to draw the underline according to the value of the
7297 variable `x-use-underline-position-properties', which is usually at the
7298 baseline level. The default value is nil. */);
7299 x_underline_at_descent_line = 0;
7300
7301 /* Tell emacs about this window system. */
7302 Fprovide (intern ("ns"), Qnil);
7303 }
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