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1 /*****************************************************************************
2  * intf.m: MacOS X interface plugin
3  *****************************************************************************
4  * Copyright (C) 2002-2003 VideoLAN
5  * $Id: intf.m,v 1.97 2003/10/29 02:13:04 hartman Exp $
6  *
7  * Authors: Jon Lech Johansen <jon-vl@nanocrew.net>
8  *          Christophe Massiot <massiot@via.ecp.fr>
9  *          Derk-Jan Hartman <thedj@users.sourceforge.net>
10  *
11  * This program is free software; you can redistribute it and/or modify
12  * it under the terms of the GNU General Public License as published by
13  * the Free Software Foundation; either version 2 of the License, or
14  * (at your option) any later version.
15  * 
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  * GNU General Public License for more details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with this program; if not, write to the Free Software
23  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
24  *****************************************************************************/
25
26 /*****************************************************************************
27  * Preamble
28  *****************************************************************************/
29 #include <stdlib.h>                                      /* malloc(), free() */
30 #include <sys/param.h>                                    /* for MAXPATHLEN */
31 #include <string.h>
32 #include <vlc_keys.h>
33
34 #include "intf.h"
35 #include "vout.h"
36 #include "prefs.h"
37 #include "playlist.h"
38 #include "info.h"
39 #include "controls.h"
40
41 /*****************************************************************************
42  * Local prototypes.
43  *****************************************************************************/
44 static void Run ( intf_thread_t *p_intf );
45
46 /*****************************************************************************
47  * OpenIntf: initialize interface
48  *****************************************************************************/
49 int E_(OpenIntf) ( vlc_object_t *p_this )
50 {   
51     intf_thread_t *p_intf = (intf_thread_t*) p_this;
52
53     p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
54     if( p_intf->p_sys == NULL )
55     {
56         return( 1 );
57     }
58
59     memset( p_intf->p_sys, 0, sizeof( *p_intf->p_sys ) );
60     
61     p_intf->p_sys->o_pool = [[NSAutoreleasePool alloc] init];
62     
63     /* Put Cocoa into multithread mode as soon as possible.
64      * http://developer.apple.com/techpubs/macosx/Cocoa/
65      * TasksAndConcepts/ProgrammingTopics/Multithreading/index.html
66      * This thread does absolutely nothing at all. */
67     [NSThread detachNewThreadSelector:@selector(self) toTarget:[NSString string] withObject:nil];
68     
69     p_intf->p_sys->o_sendport = [[NSPort port] retain];
70     p_intf->p_sys->p_sub = msg_Subscribe( p_intf );
71     p_intf->pf_run = Run;
72     
73     [[VLCApplication sharedApplication] autorelease];
74     [NSApp setIntf: p_intf];
75
76     [NSBundle loadNibNamed: @"MainMenu" owner: NSApp];
77
78     return( 0 );
79 }
80
81 /*****************************************************************************
82  * CloseIntf: destroy interface
83  *****************************************************************************/
84 void E_(CloseIntf) ( vlc_object_t *p_this )
85 {
86     intf_thread_t *p_intf = (intf_thread_t*) p_this;
87
88     msg_Unsubscribe( p_intf, p_intf->p_sys->p_sub );
89
90     [p_intf->p_sys->o_sendport release];
91     [p_intf->p_sys->o_pool release];
92
93     free( p_intf->p_sys );
94 }
95
96 /*****************************************************************************
97  * Run: main loop
98  *****************************************************************************/
99 static void Run( intf_thread_t *p_intf )
100 {
101     /* Do it again - for some unknown reason, vlc_thread_create() often
102      * fails to go to real-time priority with the first launched thread
103      * (???) --Meuuh */
104     vlc_thread_set_priority( p_intf, VLC_THREAD_PRIORITY_LOW );
105
106     [NSApp run];
107 }
108
109 /*****************************************************************************
110  * VLCApplication implementation 
111  *****************************************************************************/
112 @implementation VLCApplication
113
114 - (NSString *)localizedString:(char *)psz
115 {
116     NSString * o_str = nil;
117
118     if( psz != NULL )
119     {
120         o_str = [[[NSString alloc] initWithUTF8String: psz] autorelease];
121     }
122     if ( o_str == NULL )
123     {
124         msg_Err( p_intf, "could not translate: %s", psz );
125     }
126
127     return( o_str );
128 }
129
130 - (char *)delocalizeString:(NSString *)id
131 {
132     NSData * o_data = [id dataUsingEncoding: NSUTF8StringEncoding
133                           allowLossyConversion: NO];
134     char * psz_string;
135
136     if ( o_data == nil )
137     {
138         o_data = [id dataUsingEncoding: NSUTF8StringEncoding
139                      allowLossyConversion: YES];
140         psz_string = malloc( [o_data length] + 1 ); 
141         [o_data getBytes: psz_string];
142         psz_string[ [o_data length] ] = '\0';
143         msg_Err( p_intf, "cannot convert to wanted encoding: %s",
144                  psz_string );
145     }
146     else
147     {
148         psz_string = malloc( [o_data length] + 1 ); 
149         [o_data getBytes: psz_string];
150         psz_string[ [o_data length] ] = '\0';
151     }
152
153     return psz_string;
154 }
155
156 /* i_width is in pixels */
157 - (NSString *)wrapString: (NSString *)o_in_string toWidth: (int) i_width
158 {
159     NSMutableString *o_wrapped;
160     NSString *o_out_string;
161     NSRange glyphRange, effectiveRange, charRange;
162     NSRect lineFragmentRect;
163     unsigned glyphIndex, breaksInserted = 0;
164
165     NSTextStorage *o_storage = [[NSTextStorage alloc] initWithString: o_in_string
166         attributes: [NSDictionary dictionaryWithObjectsAndKeys:
167         [NSFont labelFontOfSize: 0.0], NSFontAttributeName, nil]];
168     NSLayoutManager *o_layout_manager = [[NSLayoutManager alloc] init];
169     NSTextContainer *o_container = [[NSTextContainer alloc]
170         initWithContainerSize: NSMakeSize(i_width, 2000)];
171     
172     [o_layout_manager addTextContainer: o_container];
173     [o_container release];
174     [o_storage addLayoutManager: o_layout_manager];
175     [o_layout_manager release];
176         
177     o_wrapped = [o_in_string mutableCopy];
178     glyphRange = [o_layout_manager glyphRangeForTextContainer: o_container];
179     
180     for( glyphIndex = glyphRange.location ; glyphIndex < NSMaxRange(glyphRange) ;
181             glyphIndex += effectiveRange.length) {
182         lineFragmentRect = [o_layout_manager lineFragmentRectForGlyphAtIndex: glyphIndex
183                                             effectiveRange: &effectiveRange];
184         charRange = [o_layout_manager characterRangeForGlyphRange: effectiveRange
185                                     actualGlyphRange: &effectiveRange];
186         if ([o_wrapped lineRangeForRange:
187                 NSMakeRange(charRange.location + breaksInserted, charRange.length)].length > charRange.length) {
188             [o_wrapped insertString: @"\n" atIndex: NSMaxRange(charRange) + breaksInserted];
189             breaksInserted++;
190         }
191     }
192     o_out_string = [NSString stringWithString: o_wrapped];
193     [o_wrapped release];
194     [o_storage release];
195     
196     return o_out_string;
197 }
198
199 - (void)setIntf:(intf_thread_t *)_p_intf
200 {
201     p_intf = _p_intf;
202 }
203
204 - (intf_thread_t *)getIntf
205 {
206     return( p_intf );
207 }
208
209 - (void)terminate:(id)sender
210 {
211     p_intf->p_vlc->b_die = VLC_TRUE;
212 }
213
214 @end
215
216 int ExecuteOnMainThread( id target, SEL sel, void * p_arg )
217 {
218     int i_ret = 0;
219
220     NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];
221
222     if( [target respondsToSelector: @selector(performSelectorOnMainThread:
223                                              withObject:waitUntilDone:)] )
224     {
225         [target performSelectorOnMainThread: sel
226                 withObject: [NSValue valueWithPointer: p_arg]
227                 waitUntilDone: YES];
228     }
229     else if( NSApp != nil && [NSApp respondsToSelector: @selector(getIntf)] ) 
230     {
231         NSValue * o_v1;
232         NSValue * o_v2;
233         NSArray * o_array;
234         NSPort * o_recv_port;
235         NSInvocation * o_inv;
236         NSPortMessage * o_msg;
237         intf_thread_t * p_intf;
238         NSConditionLock * o_lock;
239         NSMethodSignature * o_sig;
240
241         id * val[] = { &o_lock, &o_v2 };
242
243         p_intf = (intf_thread_t *)[NSApp getIntf];
244
245         o_recv_port = [[NSPort port] retain];
246         o_v1 = [NSValue valueWithPointer: val]; 
247         o_v2 = [NSValue valueWithPointer: p_arg];
248
249         o_sig = [target methodSignatureForSelector: sel];
250         o_inv = [NSInvocation invocationWithMethodSignature: o_sig];
251         [o_inv setArgument: &o_v1 atIndex: 2];
252         [o_inv setTarget: target];
253         [o_inv setSelector: sel];
254
255         o_array = [NSArray arrayWithObject:
256             [NSData dataWithBytes: &o_inv length: sizeof(o_inv)]];
257         o_msg = [[NSPortMessage alloc]
258             initWithSendPort: p_intf->p_sys->o_sendport
259             receivePort: o_recv_port components: o_array];
260
261         o_lock = [[NSConditionLock alloc] initWithCondition: 0];
262         [o_msg sendBeforeDate: [NSDate distantPast]];
263         [o_lock lockWhenCondition: 1];
264         [o_lock unlock];
265         [o_lock release];
266
267         [o_msg release];
268         [o_recv_port release];
269     } 
270     else
271     {
272         i_ret = 1;
273     }
274
275     [o_pool release];
276
277     return( i_ret );
278 }
279
280 /*****************************************************************************
281  * playlistChanged: Callback triggered by the intf-change playlist
282  * variable, to let the intf update the playlist.
283  *****************************************************************************/
284 int PlaylistChanged( vlc_object_t *p_this, const char *psz_variable,
285                      vlc_value_t old_val, vlc_value_t new_val, void *param )
286 {
287     intf_thread_t * p_intf = [NSApp getIntf];
288     p_intf->p_sys->b_playlist_update = VLC_TRUE;
289     p_intf->p_sys->b_intf_update = VLC_TRUE;
290     return VLC_SUCCESS;
291 }
292
293 static struct
294 {
295     unichar i_nskey;
296     int i_vlckey;
297 } nskeys_to_vlckeys[] = 
298 {
299     { NSUpArrowFunctionKey, KEY_UP },
300     { NSDownArrowFunctionKey, KEY_DOWN },
301     { NSLeftArrowFunctionKey, KEY_LEFT },
302     { NSRightArrowFunctionKey, KEY_RIGHT },
303     { NSF1FunctionKey, KEY_F1 },
304     { NSF2FunctionKey, KEY_F2 },
305     { NSF3FunctionKey, KEY_F3 },
306     { NSF4FunctionKey, KEY_F4 },
307     { NSF5FunctionKey, KEY_F5 },
308     { NSF6FunctionKey, KEY_F6 },
309     { NSF7FunctionKey, KEY_F7 },
310     { NSF8FunctionKey, KEY_F8 },
311     { NSF9FunctionKey, KEY_F9 },
312     { NSF10FunctionKey, KEY_F10 },
313     { NSF11FunctionKey, KEY_F11 },
314     { NSF12FunctionKey, KEY_F12 },
315     { NSHomeFunctionKey, KEY_HOME },
316     { NSEndFunctionKey, KEY_END },
317     { NSPageUpFunctionKey, KEY_PAGEUP },
318     { NSPageDownFunctionKey, KEY_PAGEDOWN },
319     { NSTabCharacter, KEY_TAB },
320     { NSCarriageReturnCharacter, KEY_ENTER },
321     { NSEnterCharacter, KEY_ENTER },
322     { NSBackspaceCharacter, KEY_BACKSPACE },
323     { (unichar) ' ', KEY_SPACE },
324     { (unichar) 0x1b, KEY_ESC },
325     {0,0}
326 };
327
328 int CocoaConvertKey( unichar i_key )
329 {
330     int i;
331     
332     for( i = 0; nskeys_to_vlckeys[i].i_nskey != 0; i++ )
333     {
334         if( nskeys_to_vlckeys[i].i_nskey == i_key )
335         {
336             return nskeys_to_vlckeys[i].i_vlckey;
337         }
338     }
339     return (int)i_key;
340 }
341
342 /*****************************************************************************
343  * VLCMain implementation 
344  *****************************************************************************/
345 @implementation VLCMain
346
347 - (void)awakeFromNib
348 {
349     [o_window setTitle: _NS("VLC - Controller")];
350     [o_window setExcludedFromWindowsMenu: TRUE];
351
352     /* button controls */
353     [o_btn_playlist setToolTip: _NS("Playlist")];
354     [o_btn_prev setToolTip: _NS("Previous")];
355     [o_btn_slower setToolTip: _NS("Slower")];
356     [o_btn_play setToolTip: _NS("Play")];
357     [o_btn_stop setToolTip: _NS("Stop")];
358     [o_btn_faster setToolTip: _NS("Faster")];
359     [o_btn_next setToolTip: _NS("Next")];
360     [o_btn_prefs setToolTip: _NS("Preferences")];
361     [o_volumeslider setToolTip: _NS("Volume")];
362     [o_timeslider setToolTip: _NS("Position")];
363
364     /* messages panel */ 
365     [o_msgs_panel setDelegate: self];
366     [o_msgs_panel setTitle: _NS("Messages")];
367     [o_msgs_panel setExcludedFromWindowsMenu: TRUE];
368     [o_msgs_btn_crashlog setTitle: _NS("Open CrashLog")];
369
370     /* main menu */
371     [o_mi_about setTitle: _NS("About VLC media player")];
372     [o_mi_prefs setTitle: _NS("Preferences...")];
373     [o_mi_hide setTitle: _NS("Hide VLC")];
374     [o_mi_hide_others setTitle: _NS("Hide Others")];
375     [o_mi_show_all setTitle: _NS("Show All")];
376     [o_mi_quit setTitle: _NS("Quit VLC")];
377
378     [o_mu_file setTitle: _ANS("1:File")];
379     [o_mi_open_generic setTitle: _NS("Open...")];
380     [o_mi_open_file setTitle: _NS("Open File...")];
381     [o_mi_open_disc setTitle: _NS("Open Disc...")];
382     [o_mi_open_net setTitle: _NS("Open Network...")];
383     [o_mi_open_recent setTitle: _NS("Open Recent")];
384     [o_mi_open_recent_cm setTitle: _NS("Clear Menu")];
385
386     [o_mu_edit setTitle: _NS("Edit")];
387     [o_mi_cut setTitle: _NS("Cut")];
388     [o_mi_copy setTitle: _NS("Copy")];
389     [o_mi_paste setTitle: _NS("Paste")];
390     [o_mi_clear setTitle: _NS("Clear")];
391     [o_mi_select_all setTitle: _NS("Select All")];
392
393     [o_mu_controls setTitle: _NS("Controls")];
394     [o_mi_play setTitle: _NS("Play")];
395     [o_mi_stop setTitle: _NS("Stop")];
396     [o_mi_faster setTitle: _NS("Faster")];
397     [o_mi_slower setTitle: _NS("Slower")];
398     [o_mi_previous setTitle: _NS("Previous")];
399     [o_mi_next setTitle: _NS("Next")];
400     [o_mi_random setTitle: _NS("Shuffle")];
401     [o_mi_repeat setTitle: _NS("Repeat Item")];
402     [o_mi_loop setTitle: _NS("Repeat Playlist")];
403     [o_mi_fwd setTitle: _NS("Step Forward")];
404     [o_mi_bwd setTitle: _NS("Step Backward")];
405     [o_mi_program setTitle: _NS("Program")];
406     [o_mu_program setTitle: _NS("Program")];
407     [o_mi_title setTitle: _NS("Title")];
408     [o_mu_title setTitle: _NS("Title")];
409     [o_mi_chapter setTitle: _NS("Chapter")];
410     [o_mu_chapter setTitle: _NS("Chapter")];
411     
412     [o_mu_audio setTitle: _NS("Audio")];
413     [o_mi_vol_up setTitle: _NS("Volume Up")];
414     [o_mi_vol_down setTitle: _NS("Volume Down")];
415     [o_mi_mute setTitle: _NS("Mute")];
416     [o_mi_audiotrack setTitle: _NS("Audio track")];
417     [o_mu_audiotrack setTitle: _NS("Audio track")];
418     [o_mi_channels setTitle: _NS("Audio channels")];
419     [o_mu_channels setTitle: _NS("Audio channels")];
420     [o_mi_device setTitle: _NS("Audio device")];
421     [o_mu_device setTitle: _NS("Audio device")];
422     
423     [o_mu_video setTitle: _NS("Video")];
424     [o_mi_half_window setTitle: _NS("Half Size")];
425     [o_mi_normal_window setTitle: _NS("Normal Size")];
426     [o_mi_double_window setTitle: _NS("Double Size")];
427     [o_mi_fittoscreen setTitle: _NS("Fit To Screen")];
428     [o_mi_fullscreen setTitle: _NS("Fullscreen")];
429     [o_mi_floatontop setTitle: _NS("Float On Top")];
430     [o_mi_videotrack setTitle: _NS("Video track")];
431     [o_mu_videotrack setTitle: _NS("Video track")];
432     [o_mi_screen setTitle: _NS("Video device")];
433     [o_mu_screen setTitle: _NS("Video device")];
434     [o_mi_subtitle setTitle: _NS("Subtitles track")];
435     [o_mu_subtitle setTitle: _NS("Subtitles track")];
436     [o_mi_deinterlace setTitle: _NS("Deinterlace")];
437     [o_mu_deinterlace setTitle: _NS("Deinterlace")];
438
439     [o_mu_window setTitle: _NS("Window")];
440     [o_mi_minimize setTitle: _NS("Minimize Window")];
441     [o_mi_close_window setTitle: _NS("Close Window")];
442     [o_mi_controller setTitle: _NS("Controller")];
443     [o_mi_playlist setTitle: _NS("Playlist")];
444     [o_mi_info setTitle: _NS("Info")];
445     [o_mi_messages setTitle: _NS("Messages")];
446
447     [o_mi_bring_atf setTitle: _NS("Bring All to Front")];
448
449     [o_mu_help setTitle: _NS("Help")];
450     [o_mi_readme setTitle: _NS("ReadMe...")];
451     [o_mi_documentation setTitle: _NS("Online Documentation")];
452     [o_mi_reportabug setTitle: _NS("Report a Bug")];
453     [o_mi_website setTitle: _NS("VideoLAN Website")];
454     [o_mi_license setTitle: _NS("License")];
455
456     /* dock menu */
457     [o_dmi_play setTitle: _NS("Play")];
458     [o_dmi_stop setTitle: _NS("Stop")];
459     [o_dmi_next setTitle: _NS("Next")];
460     [o_dmi_previous setTitle: _NS("Previous")];
461
462     /* error panel */
463     [o_error setTitle: _NS("Error")];
464     [o_err_lbl setStringValue: _NS("An error has occurred which probably prevented the execution of your request:")];
465     [o_err_bug_lbl setStringValue: _NS("If you believe that it is a bug, please follow the instructions at:")]; 
466     [o_err_btn_msgs setTitle: _NS("Open Messages Window")];
467     [o_err_btn_dismiss setTitle: _NS("Dismiss")];
468
469     [o_info_window setTitle: _NS("Info")];
470
471     [self setSubmenusEnabled: FALSE];
472     [self manageVolumeSlider];
473 }
474
475 - (void)applicationWillFinishLaunching:(NSNotification *)o_notification
476 {
477     intf_thread_t * p_intf = [NSApp getIntf];
478
479     o_msg_lock = [[NSLock alloc] init];
480     o_msg_arr = [[NSMutableArray arrayWithCapacity: 200] retain];
481
482     o_img_play = [[NSImage imageNamed: @"play"] retain];
483     o_img_pause = [[NSImage imageNamed: @"pause"] retain];
484
485     [p_intf->p_sys->o_sendport setDelegate: self];
486     [[NSRunLoop currentRunLoop] 
487         addPort: p_intf->p_sys->o_sendport
488         forMode: NSDefaultRunLoopMode];
489
490     [NSTimer scheduledTimerWithTimeInterval: 0.5
491         target: self selector: @selector(manageIntf:)
492         userInfo: nil repeats: FALSE];
493
494     [NSThread detachNewThreadSelector: @selector(manage)
495         toTarget: self withObject: nil];
496
497     vlc_thread_set_priority( p_intf, VLC_THREAD_PRIORITY_LOW );
498 }
499
500 - (BOOL)application:(NSApplication *)o_app openFile:(NSString *)o_filename
501 {
502     NSDictionary *o_dic = [NSDictionary dictionaryWithObjectsAndKeys: o_filename, @"ITEM_URL", nil];
503     [o_playlist appendArray:
504         [NSArray arrayWithObject: o_dic] atPos: -1 enqueue: NO];
505             
506     return( TRUE );
507 }
508
509 - (id)getControls
510 {
511     if ( o_controls )
512     {
513         return o_controls;
514     }
515     return nil;
516 }
517
518 - (void)manage
519 {
520     NSDate * o_sleep_date;
521     intf_thread_t * p_intf = [NSApp getIntf];
522     NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];
523
524     vlc_thread_set_priority( p_intf, VLC_THREAD_PRIORITY_LOW );
525
526     while( !p_intf->b_die )
527     {
528         playlist_t * p_playlist;
529
530         vlc_mutex_lock( &p_intf->change_lock );
531
532         p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, 
533                                               FIND_ANYWHERE );
534
535         if( p_playlist != NULL )
536         {
537             var_AddCallback( p_playlist, "intf-change", PlaylistChanged, self );
538 #define p_input p_playlist->p_input
539         
540             if( p_input )
541             {
542                 if( !p_input->b_die )
543                 {
544                     vlc_value_t val;
545
546                     /* New input or stream map change */
547                     if( p_input->stream.b_changed )
548                     {
549                         msg_Dbg( p_intf, "stream has changed, refreshing interface" );
550                         p_intf->p_sys->b_playing = TRUE;
551                         p_intf->p_sys->b_current_title_update = 1;
552                         p_input->stream.b_changed = 0;
553                         p_intf->p_sys->b_intf_update = TRUE;
554                     }
555
556                     if( var_Get( (vlc_object_t *)p_input, "intf-change", &val )
557                         >= 0 && val.b_bool )
558                     {
559                         p_intf->p_sys->b_input_update = TRUE;
560                     }
561                 }
562             }
563             else if( p_intf->p_sys->b_playing && !p_intf->b_die )
564             {
565                 p_intf->p_sys->b_playing = FALSE;
566                 p_intf->p_sys->b_intf_update = TRUE;
567             }
568             
569 #undef p_input
570             vlc_object_release( p_playlist );
571         }
572
573         vlc_mutex_unlock( &p_intf->change_lock );
574
575         o_sleep_date = [NSDate dateWithTimeIntervalSinceNow: .5];
576         [NSThread sleepUntilDate: o_sleep_date];
577     }
578
579     [self terminate];
580     [o_pool release];
581 }
582
583 - (void)manageIntf:(NSTimer *)o_timer
584 {
585     intf_thread_t * p_intf = [NSApp getIntf];
586
587     if( p_intf->p_vlc->b_die == VLC_TRUE )
588     {
589         [o_timer invalidate];
590         return;
591     }
592
593     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
594                                                        FIND_ANYWHERE );
595
596     if( p_playlist == NULL )
597     {
598         return;
599     }
600
601     if ( p_intf->p_sys->b_playlist_update )
602     {
603         [o_playlist playlistUpdated];
604         p_intf->p_sys->b_playlist_update = VLC_FALSE;
605     }
606
607     if( p_intf->p_sys->b_current_title_update )
608     {
609         vout_thread_t   *p_vout = vlc_object_find( p_intf, VLC_OBJECT_VOUT,
610                                               FIND_ANYWHERE );
611         if( p_vout != NULL )
612         {
613             id o_vout_wnd;
614             NSEnumerator * o_enum = [[NSApp windows] objectEnumerator];
615             
616             while( ( o_vout_wnd = [o_enum nextObject] ) )
617             {
618                 if( [[o_vout_wnd className] isEqualToString: @"VLCWindow"] )
619                 {
620                     [o_vout_wnd updateTitle];
621                 }
622             }
623             vlc_object_release( (vlc_object_t *)p_vout );
624         }
625         [o_playlist updateRowSelection];
626         [o_info updateInfo];
627
628         p_intf->p_sys->b_current_title_update = FALSE;
629     }
630
631     vlc_mutex_lock( &p_playlist->object_lock );
632
633 #define p_input p_playlist->p_input
634
635     if( p_intf->p_sys->b_intf_update )
636     {
637         vlc_bool_t b_input = VLC_FALSE;
638         vlc_bool_t b_plmul = VLC_FALSE;
639         vlc_bool_t b_control = VLC_FALSE;
640         vlc_bool_t b_seekable = VLC_FALSE;
641         vlc_bool_t b_chapters = VLC_FALSE;
642         vlc_value_t val;
643
644         b_plmul = p_playlist->i_size > 1;
645
646         if( ( b_input = ( p_input != NULL ) ) )
647         {
648             vlc_mutex_lock( &p_input->stream.stream_lock );
649
650             /* seekable streams */
651             b_seekable = p_input->stream.b_seekable;
652
653             /* control buttons for free pace streams */
654             b_control = p_input->stream.b_pace_control; 
655
656             /* chapters & titles */
657             b_chapters = p_input->stream.i_area_nb > 1; 
658  
659             vlc_mutex_unlock( &p_input->stream.stream_lock );
660
661             /* play status */
662             var_Get( p_input, "state", &val );
663             p_intf->p_sys->b_play_status = val.i_int != PAUSE_S;
664         }
665         else
666         {
667             /* play status */
668             p_intf->p_sys->b_play_status = FALSE;
669             [self setSubmenusEnabled: FALSE];
670         }
671
672         [self playStatusUpdated: p_intf->p_sys->b_play_status];
673
674         [o_btn_stop setEnabled: b_input];
675         [o_btn_faster setEnabled: b_control];
676         [o_btn_slower setEnabled: b_control];
677         [o_btn_prev setEnabled: (b_plmul || b_chapters)];
678         [o_btn_next setEnabled: (b_plmul || b_chapters)];
679
680         [o_timeslider setFloatValue: 0.0];
681         [o_timeslider setEnabled: b_seekable];
682         [o_timefield setStringValue: @"0:00:00"];
683
684         [self manageVolumeSlider];
685
686         p_intf->p_sys->b_intf_update = VLC_FALSE;
687     }
688
689     if( p_intf->p_sys->b_playing && p_input != NULL )
690     {
691         vlc_value_t time, val;
692         NSString * o_time;
693         mtime_t i_seconds;
694         var_Get( p_input, "state", &val );
695
696         if( !p_input->b_die && ( p_intf->p_sys->b_play_status !=
697             ( val.i_int != PAUSE_S ) ) ) 
698         {
699             p_intf->p_sys->b_play_status =
700                 !p_intf->p_sys->b_play_status;
701
702             [self playStatusUpdated: p_intf->p_sys->b_play_status]; 
703         }
704
705         if( p_input->stream.b_seekable )
706         {
707             vlc_value_t pos;
708             float f_updated;
709             
710             var_Get( p_input, "position", &pos );
711             f_updated = 10000. * pos.f_float;
712
713             if( f_slider != f_updated )
714             {
715                 [o_timeslider setFloatValue: f_updated];
716             }
717         }
718             
719         var_Get( p_input, "time", &time );
720         i_seconds = time.i_time / 1000000;
721         
722         o_time = [NSString stringWithFormat: @"%d:%02d:%02d",
723                         (int) (i_seconds / (60 * 60)),
724                         (int) (i_seconds / 60 % 60),
725                         (int) (i_seconds % 60)];
726         [o_timefield setStringValue: o_time];
727
728         /* disable screen saver */
729         UpdateSystemActivity( UsrActivity );
730     }
731
732 #undef p_input
733
734     vlc_mutex_unlock( &p_playlist->object_lock );
735     vlc_object_release( p_playlist );
736
737     [self updateMessageArray];
738
739     [NSTimer scheduledTimerWithTimeInterval: 0.5
740         target: self selector: @selector(manageIntf:)
741         userInfo: nil repeats: FALSE];
742 }
743
744 - (void)setupMenus
745 {
746     intf_thread_t * p_intf = [NSApp getIntf];
747     playlist_t *p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, 
748                                                 FIND_ANYWHERE );
749     
750     if( p_playlist != NULL )
751     {
752 #define p_input p_playlist->p_input
753         if( p_input != NULL )
754         {
755             [o_controls setupVarMenuItem: o_mi_program target: (vlc_object_t *)p_input
756                 var: "program" selector: @selector(toggleVar:)];
757             
758             [o_controls setupVarMenuItem: o_mi_title target: (vlc_object_t *)p_input
759                 var: "title" selector: @selector(toggleVar:)];
760             
761             [o_controls setupVarMenuItem: o_mi_chapter target: (vlc_object_t *)p_input
762                 var: "chapter" selector: @selector(toggleVar:)];
763             
764             [o_controls setupVarMenuItem: o_mi_audiotrack target: (vlc_object_t *)p_input
765                 var: "audio-es" selector: @selector(toggleVar:)];
766             
767             [o_controls setupVarMenuItem: o_mi_videotrack target: (vlc_object_t *)p_input
768                 var: "video-es" selector: @selector(toggleVar:)];
769             
770             [o_controls setupVarMenuItem: o_mi_subtitle target: (vlc_object_t *)p_input
771                 var: "spu-es" selector: @selector(toggleVar:)];
772         
773             aout_instance_t * p_aout = vlc_object_find( p_intf, VLC_OBJECT_AOUT,
774                                                         FIND_ANYWHERE );
775             if ( p_aout != NULL )
776             {
777                 [o_controls setupVarMenuItem: o_mi_channels target: (vlc_object_t *)p_aout
778                     var: "audio-channels" selector: @selector(toggleVar:)];
779             
780                 [o_controls setupVarMenuItem: o_mi_device target: (vlc_object_t *)p_aout
781                     var: "audio-device" selector: @selector(toggleVar:)];
782                 vlc_object_release( (vlc_object_t *)p_aout );
783             }
784             
785             vout_thread_t * p_vout = vlc_object_find( p_intf, VLC_OBJECT_VOUT,
786                                                                 FIND_ANYWHERE );
787             
788             if ( p_vout != NULL )
789             {
790                 [o_controls setupVarMenuItem: o_mi_screen target: (vlc_object_t *)p_vout
791                     var: "video-device" selector: @selector(toggleVar:)];
792                 
793                 [o_controls setupVarMenuItem: o_mi_deinterlace target: (vlc_object_t *)p_vout
794                     var: "deinterlace" selector: @selector(toggleVar:)];
795                 vlc_object_release( (vlc_object_t *)p_vout );
796             }
797         }
798 #undef p_input
799     }
800     vlc_object_release( (vlc_object_t *)p_playlist );
801 }
802
803 - (void)updateMessageArray
804 {
805     int i_start, i_stop;
806     intf_thread_t * p_intf = [NSApp getIntf];
807
808     vlc_mutex_lock( p_intf->p_sys->p_sub->p_lock );
809     i_stop = *p_intf->p_sys->p_sub->pi_stop;
810     vlc_mutex_unlock( p_intf->p_sys->p_sub->p_lock );
811
812     if( p_intf->p_sys->p_sub->i_start != i_stop )
813     {
814         NSColor *o_white = [NSColor whiteColor];
815         NSColor *o_red = [NSColor redColor];
816         NSColor *o_yellow = [NSColor yellowColor];
817         NSColor *o_gray = [NSColor grayColor];
818
819         NSColor * pp_color[4] = { o_white, o_red, o_yellow, o_gray };
820         static const char * ppsz_type[4] = { ": ", " error: ",
821                                              " warning: ", " debug: " };
822
823         for( i_start = p_intf->p_sys->p_sub->i_start;
824              i_start != i_stop;
825              i_start = (i_start+1) % VLC_MSG_QSIZE )
826         {
827             NSString *o_msg;
828             NSDictionary *o_attr;
829             NSAttributedString *o_msg_color;
830
831             int i_type = p_intf->p_sys->p_sub->p_msg[i_start].i_type;
832
833             [o_msg_lock lock];
834
835             if( [o_msg_arr count] + 2 > 400 )
836             {
837                 unsigned rid[] = { 0, 1 };
838                 [o_msg_arr removeObjectsFromIndices: (unsigned *)&rid
839                            numIndices: sizeof(rid)/sizeof(rid[0])];
840             }
841
842             o_attr = [NSDictionary dictionaryWithObject: o_gray
843                 forKey: NSForegroundColorAttributeName];
844             o_msg = [NSString stringWithFormat: @"%s%s",
845                 p_intf->p_sys->p_sub->p_msg[i_start].psz_module,
846                 ppsz_type[i_type]];
847             o_msg_color = [[NSAttributedString alloc]
848                 initWithString: o_msg attributes: o_attr];
849             [o_msg_arr addObject: [o_msg_color autorelease]];
850
851             o_attr = [NSDictionary dictionaryWithObject: pp_color[i_type]
852                 forKey: NSForegroundColorAttributeName];
853             o_msg = [NSString stringWithFormat: @"%s\n",
854                 p_intf->p_sys->p_sub->p_msg[i_start].psz_msg];
855             o_msg_color = [[NSAttributedString alloc]
856                 initWithString: o_msg attributes: o_attr];
857             [o_msg_arr addObject: [o_msg_color autorelease]];
858
859             [o_msg_lock unlock];
860
861             if( i_type == 1 )
862             {
863                 NSString *o_my_msg = [NSString stringWithFormat: @"%s: %s\n",
864                     p_intf->p_sys->p_sub->p_msg[i_start].psz_module,
865                     p_intf->p_sys->p_sub->p_msg[i_start].psz_msg];
866
867                 NSRange s_r = NSMakeRange( [[o_err_msg string] length], 0 );
868                 [o_err_msg setEditable: YES];
869                 [o_err_msg setSelectedRange: s_r];
870                 [o_err_msg insertText: o_my_msg];
871
872                 [o_error makeKeyAndOrderFront: self];
873                 [o_err_msg setEditable: NO];
874             }
875         }
876
877         vlc_mutex_lock( p_intf->p_sys->p_sub->p_lock );
878         p_intf->p_sys->p_sub->i_start = i_start;
879         vlc_mutex_unlock( p_intf->p_sys->p_sub->p_lock );
880     }
881 }
882
883 - (void)playStatusUpdated:(BOOL)b_pause
884 {
885     if( b_pause )
886     {
887         [o_btn_play setImage: o_img_pause];
888         [o_btn_play setToolTip: _NS("Pause")];
889         [o_mi_play setTitle: _NS("Pause")];
890         [o_dmi_play setTitle: _NS("Pause")];
891     }
892     else
893     {
894         [o_btn_play setImage: o_img_play];
895         [o_btn_play setToolTip: _NS("Play")];
896         [o_mi_play setTitle: _NS("Play")];
897         [o_dmi_play setTitle: _NS("Play")];
898     }
899 }
900
901 - (void)setSubmenusEnabled:(BOOL)b_enabled
902 {
903     [o_mi_program setEnabled: b_enabled];
904     [o_mi_title setEnabled: b_enabled];
905     [o_mi_chapter setEnabled: b_enabled];
906     [o_mi_audiotrack setEnabled: b_enabled];
907     [o_mi_videotrack setEnabled: b_enabled];
908     [o_mi_subtitle setEnabled: b_enabled];
909     [o_mi_channels setEnabled: b_enabled];
910     [o_mi_deinterlace setEnabled: b_enabled];
911     [o_mi_device setEnabled: b_enabled];
912     [o_mi_screen setEnabled: b_enabled];
913 }
914
915 - (void)manageVolumeSlider
916 {
917     audio_volume_t i_volume;
918     intf_thread_t * p_intf = [NSApp getIntf];
919
920     aout_VolumeGet( p_intf, &i_volume );
921
922     [o_volumeslider setFloatValue: (float)i_volume / AOUT_VOLUME_STEP]; 
923     [o_volumeslider setEnabled: TRUE];
924
925     p_intf->p_sys->b_mute = ( i_volume == 0 );
926 }
927
928 - (IBAction)timesliderUpdate:(id)sender
929 {
930     intf_thread_t * p_intf;
931     input_thread_t * p_input;
932     float f_updated;
933
934     switch( [[NSApp currentEvent] type] )
935     {
936         case NSLeftMouseUp:
937         case NSLeftMouseDown:
938         case NSLeftMouseDragged:
939             f_updated = [sender floatValue];
940             break;
941
942         default:
943             return;
944     }
945
946     p_intf = [NSApp getIntf];
947     p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT,
948                                             FIND_ANYWHERE );
949
950     if( p_input != NULL )
951     {
952         vlc_value_t time;
953         mtime_t i_seconds;
954         NSString * o_time;
955
956         if( p_input->stream.b_seekable )
957         {
958                 vlc_value_t pos;
959                 pos.f_float = f_updated / 10000.;
960                 if( f_slider != f_updated )
961                 {
962                     var_Set( p_input, "position", pos );
963                     [o_timeslider setFloatValue: f_updated];
964                 }
965         }
966             
967         var_Get( p_input, "time", &time );
968         i_seconds = time.i_time / 1000000;
969         
970         o_time = [NSString stringWithFormat: @"%d:%02d:%02d",
971                         (int) (i_seconds / (60 * 60)),
972                         (int) (i_seconds / 60 % 60),
973                         (int) (i_seconds % 60)];
974         [o_timefield setStringValue: o_time];
975         vlc_object_release( p_input );
976     }
977 }
978
979 - (void)terminate
980 {
981     NSEvent * o_event;
982     playlist_t * p_playlist;
983     intf_thread_t * p_intf = [NSApp getIntf];
984
985     /*
986      * Free playlists
987      */
988     msg_Dbg( p_intf, "removing all playlists" );
989     while( (p_playlist = vlc_object_find( p_intf->p_vlc, VLC_OBJECT_PLAYLIST,
990                                           FIND_CHILD )) )
991     {
992         vlc_object_detach( p_playlist );
993         vlc_object_release( p_playlist );
994         playlist_Destroy( p_playlist );
995     }
996
997     if( o_img_pause != nil )
998     {
999         [o_img_pause release];
1000         o_img_pause = nil;
1001     }
1002
1003     if( o_img_play != nil )
1004     {
1005         [o_img_play release];
1006         o_img_play = nil;
1007     }
1008
1009     if( o_msg_arr != nil )
1010     {
1011         [o_msg_arr removeAllObjects];
1012         [o_msg_arr release];
1013         o_msg_arr = nil;
1014     }
1015
1016     if( o_msg_lock != nil )
1017     {
1018         [o_msg_lock release];
1019         o_msg_lock = nil;
1020     }
1021
1022     [NSApp stop: nil];
1023
1024     /* write cached user defaults to disk */
1025     [[NSUserDefaults standardUserDefaults] synchronize];
1026
1027     /* send a dummy event to break out of the event loop */
1028     o_event = [NSEvent mouseEventWithType: NSLeftMouseDown
1029                 location: NSMakePoint( 1, 1 ) modifierFlags: 0
1030                 timestamp: 1 windowNumber: [[NSApp mainWindow] windowNumber]
1031                 context: [NSGraphicsContext currentContext] eventNumber: 1
1032                 clickCount: 1 pressure: 0.0];
1033     [NSApp postEvent: o_event atStart: YES];
1034 }
1035
1036 - (IBAction)clearRecentItems:(id)sender
1037 {
1038     [[NSDocumentController sharedDocumentController]
1039                           clearRecentDocuments: nil];
1040 }
1041
1042 - (void)openRecentItem:(id)sender
1043 {
1044     [self application: nil openFile: [sender title]]; 
1045 }
1046
1047 - (IBAction)viewPreferences:(id)sender
1048 {
1049     [o_prefs showPrefs];
1050 }
1051
1052 - (IBAction)closeError:(id)sender
1053 {
1054     [o_err_msg setString: @""];
1055     [o_error performClose: self];
1056 }
1057
1058 - (IBAction)openReadMe:(id)sender
1059 {
1060     NSString * o_path = [[NSBundle mainBundle] 
1061         pathForResource: @"README.MacOSX" ofType: @"rtf"]; 
1062
1063     [[NSWorkspace sharedWorkspace] openFile: o_path 
1064                                    withApplication: @"TextEdit"];
1065 }
1066
1067 - (IBAction)openDocumentation:(id)sender
1068 {
1069     NSURL * o_url = [NSURL URLWithString: 
1070         @"http://www.videolan.org/doc/"];
1071
1072     [[NSWorkspace sharedWorkspace] openURL: o_url];
1073 }
1074
1075 - (IBAction)reportABug:(id)sender
1076 {
1077     NSURL * o_url = [NSURL URLWithString: 
1078         @"http://www.videolan.org/support/bug-reporting.html"];
1079
1080     [[NSWorkspace sharedWorkspace] openURL: o_url];
1081 }
1082
1083 - (IBAction)openWebsite:(id)sender
1084 {
1085     NSURL * o_url = [NSURL URLWithString: @"http://www.videolan.org"];
1086
1087     [[NSWorkspace sharedWorkspace] openURL: o_url];
1088 }
1089
1090 - (IBAction)openLicense:(id)sender
1091 {
1092     NSString * o_path = [[NSBundle mainBundle] 
1093         pathForResource: @"COPYING" ofType: nil];
1094
1095     [[NSWorkspace sharedWorkspace] openFile: o_path 
1096                                    withApplication: @"TextEdit"];
1097 }
1098
1099 - (IBAction)openCrashLog:(id)sender
1100 {
1101     NSString * o_path = [@"~/Library/Logs/CrashReporter/VLC.crash.log"
1102                                     stringByExpandingTildeInPath]; 
1103
1104     
1105     if ( [[NSFileManager defaultManager] fileExistsAtPath: o_path ] )
1106     {
1107         [[NSWorkspace sharedWorkspace] openFile: o_path 
1108                                     withApplication: @"Console"];
1109     }
1110     else
1111     {
1112         NSBeginInformationalAlertSheet(_NS("No CrashLog found"), @"Continue", nil, nil, o_msgs_panel, self, NULL, NULL, nil, _NS("Either you are running Mac OS X pre 10.2 or you haven't experienced any heavy crashes yet.") );
1113
1114     }
1115 }
1116
1117 - (void)windowDidBecomeKey:(NSNotification *)o_notification
1118 {
1119     if( [o_notification object] == o_msgs_panel )
1120     {
1121         id o_msg;
1122         NSEnumerator * o_enum;
1123
1124         [o_messages setString: @""]; 
1125
1126         [o_msg_lock lock];
1127
1128         o_enum = [o_msg_arr objectEnumerator];
1129
1130         while( ( o_msg = [o_enum nextObject] ) != nil )
1131         {
1132             [o_messages insertText: o_msg];
1133         }
1134
1135         [o_msg_lock unlock];
1136     }
1137 }
1138
1139 @end
1140
1141 @implementation VLCMain (NSMenuValidation)
1142
1143 - (BOOL)validateMenuItem:(NSMenuItem *)o_mi
1144 {
1145     NSString *o_title = [o_mi title];
1146     BOOL bEnabled = TRUE;
1147
1148     if( [o_title isEqualToString: _NS("License")] )
1149     {
1150         /* we need to do this only once */
1151         [self setupMenus];
1152     }
1153
1154     /* Recent Items Menu */
1155     if( [o_title isEqualToString: _NS("Clear Menu")] )
1156     {
1157         NSMenu * o_menu = [o_mi_open_recent submenu];
1158         int i_nb_items = [o_menu numberOfItems];
1159         NSArray * o_docs = [[NSDocumentController sharedDocumentController]
1160                                                        recentDocumentURLs];
1161         UInt32 i_nb_docs = [o_docs count];
1162
1163         if( i_nb_items > 1 )
1164         {
1165             while( --i_nb_items )
1166             {
1167                 [o_menu removeItemAtIndex: 0];
1168             }
1169         }
1170
1171         if( i_nb_docs > 0 )
1172         {
1173             NSURL * o_url;
1174             NSString * o_doc;
1175
1176             [o_menu insertItem: [NSMenuItem separatorItem] atIndex: 0];
1177
1178             while( TRUE )
1179             {
1180                 i_nb_docs--;
1181
1182                 o_url = [o_docs objectAtIndex: i_nb_docs];
1183
1184                 if( [o_url isFileURL] )
1185                 {
1186                     o_doc = [o_url path];
1187                 }
1188                 else
1189                 {
1190                     o_doc = [o_url absoluteString];
1191                 }
1192
1193                 [o_menu insertItemWithTitle: o_doc
1194                     action: @selector(openRecentItem:)
1195                     keyEquivalent: @"" atIndex: 0]; 
1196
1197                 if( i_nb_docs == 0 )
1198                 {
1199                     break;
1200                 }
1201             } 
1202         }
1203         else
1204         {
1205             bEnabled = FALSE;
1206         }
1207     }
1208     return( bEnabled );
1209 }
1210
1211 @end
1212
1213 @implementation VLCMain (Internal)
1214
1215 - (void)handlePortMessage:(NSPortMessage *)o_msg
1216 {
1217     id ** val;
1218     NSData * o_data;
1219     NSValue * o_value;
1220     NSInvocation * o_inv;
1221     NSConditionLock * o_lock;
1222  
1223     o_data = [[o_msg components] lastObject];
1224     o_inv = *((NSInvocation **)[o_data bytes]); 
1225     [o_inv getArgument: &o_value atIndex: 2];
1226     val = (id **)[o_value pointerValue];
1227     [o_inv setArgument: val[1] atIndex: 2];
1228     o_lock = *(val[0]);
1229
1230     [o_lock lock];
1231     [o_inv invoke];
1232     [o_lock unlockWithCondition: 1];
1233 }
1234
1235 @end