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1 /*****************************************************************************
2  * intf.m: MacOS X interface plugin
3  *****************************************************************************
4  * Copyright (C) 2002-2003 VideoLAN
5  * $Id: intf.m,v 1.100 2003/11/11 23:50:41 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     unsigned 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 unichar VLCKeyToCocoa( unsigned int i_key )
329 {
330     unsigned int i;
331     
332     for( i = 0; nskeys_to_vlckeys[i].i_vlckey != 0; i++ )
333     {
334         if( nskeys_to_vlckeys[i].i_vlckey == (i_key & ~KEY_MODIFIER) )
335         {
336             return nskeys_to_vlckeys[i].i_nskey;
337         }
338     }
339     return (unichar)(i_key & ~KEY_MODIFIER);
340 }
341
342 unsigned int CocoaKeyToVLC( unichar i_key )
343 {
344     unsigned int i;
345     
346     for( i = 0; nskeys_to_vlckeys[i].i_nskey != 0; i++ )
347     {
348         if( nskeys_to_vlckeys[i].i_nskey == i_key )
349         {
350             return nskeys_to_vlckeys[i].i_vlckey;
351         }
352     }
353     return (unsigned int)i_key;
354 }
355
356 unsigned int VLCModifiersToCocoa( unsigned int i_key )
357 {
358     unsigned int new = 0;
359     if( i_key & KEY_MODIFIER_COMMAND )
360         new |= NSCommandKeyMask;
361     if( i_key & KEY_MODIFIER_ALT )
362         new |= NSAlternateKeyMask;
363     if( i_key & KEY_MODIFIER_SHIFT )
364         new |= NSShiftKeyMask;
365     if( i_key & KEY_MODIFIER_CTRL )
366         new |= NSControlKeyMask;
367     return new;
368 }
369
370 /*****************************************************************************
371  * VLCMain implementation 
372  *****************************************************************************/
373 @implementation VLCMain
374
375 - (void)awakeFromNib
376 {
377     unsigned int i_key;
378     intf_thread_t * p_intf = [NSApp getIntf];
379     
380     [self initStrings];
381     [o_window setExcludedFromWindowsMenu: TRUE];
382     [o_msgs_panel setExcludedFromWindowsMenu: TRUE];
383     [o_msgs_panel setDelegate: self];
384     
385     i_key = config_GetInt( p_intf, "key-quit" );
386     [o_mi_quit setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
387     [o_mi_quit setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
388     i_key = config_GetInt( p_intf, "key-play-pause" );
389     [o_mi_play setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
390     [o_mi_play setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
391     i_key = config_GetInt( p_intf, "key-stop" );
392     [o_mi_stop setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
393     [o_mi_stop setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
394     i_key = config_GetInt( p_intf, "key-faster" );
395     [o_mi_faster setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
396     [o_mi_faster setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
397     i_key = config_GetInt( p_intf, "key-slower" );
398     [o_mi_slower setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
399     [o_mi_slower setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
400     i_key = config_GetInt( p_intf, "key-prev" );
401     [o_mi_previous setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
402     [o_mi_previous setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
403     i_key = config_GetInt( p_intf, "key-next" );
404     [o_mi_next setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
405     [o_mi_next setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
406     i_key = config_GetInt( p_intf, "key-jump+10sec" );
407     [o_mi_fwd setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
408     [o_mi_fwd setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
409     i_key = config_GetInt( p_intf, "key-jump-10sec" );
410     [o_mi_bwd setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
411     [o_mi_bwd setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
412     i_key = config_GetInt( p_intf, "key-vol-up" );
413     [o_mi_vol_up setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
414     [o_mi_vol_up setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
415     i_key = config_GetInt( p_intf, "key-vol-down" );
416     [o_mi_vol_down setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
417     [o_mi_vol_down setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
418     i_key = config_GetInt( p_intf, "key-fullscreen" );
419     [o_mi_fullscreen setKeyEquivalent: [NSString stringWithFormat:@"%C", VLCKeyToCocoa( i_key )]];
420     [o_mi_fullscreen setKeyEquivalentModifierMask: VLCModifiersToCocoa(i_key)];
421
422     [self setSubmenusEnabled: FALSE];
423     [self manageVolumeSlider];
424
425 }
426
427 - (void)initStrings
428 {
429     [o_window setTitle: _NS("VLC - Controller")];
430
431     /* button controls */
432     [o_btn_playlist setToolTip: _NS("Playlist")];
433     [o_btn_prev setToolTip: _NS("Previous")];
434     [o_btn_slower setToolTip: _NS("Slower")];
435     [o_btn_play setToolTip: _NS("Play")];
436     [o_btn_stop setToolTip: _NS("Stop")];
437     [o_btn_faster setToolTip: _NS("Faster")];
438     [o_btn_next setToolTip: _NS("Next")];
439     [o_btn_prefs setToolTip: _NS("Preferences")];
440     [o_volumeslider setToolTip: _NS("Volume")];
441     [o_timeslider setToolTip: _NS("Position")];
442
443     /* messages panel */ 
444     [o_msgs_panel setTitle: _NS("Messages")];
445     [o_msgs_btn_crashlog setTitle: _NS("Open CrashLog")];
446
447     /* main menu */
448     [o_mi_about setTitle: _NS("About VLC media player")];
449     [o_mi_prefs setTitle: _NS("Preferences...")];
450     [o_mi_hide setTitle: _NS("Hide VLC")];
451     [o_mi_hide_others setTitle: _NS("Hide Others")];
452     [o_mi_show_all setTitle: _NS("Show All")];
453     [o_mi_quit setTitle: _NS("Quit VLC")];
454
455     [o_mu_file setTitle: _ANS("1:File")];
456     [o_mi_open_generic setTitle: _NS("Open File...")];
457     [o_mi_open_file setTitle: _NS("Quick Open File...")];
458     [o_mi_open_disc setTitle: _NS("Open Disc...")];
459     [o_mi_open_net setTitle: _NS("Open Network...")];
460     [o_mi_open_recent setTitle: _NS("Open Recent")];
461     [o_mi_open_recent_cm setTitle: _NS("Clear Menu")];
462
463     [o_mu_edit setTitle: _NS("Edit")];
464     [o_mi_cut setTitle: _NS("Cut")];
465     [o_mi_copy setTitle: _NS("Copy")];
466     [o_mi_paste setTitle: _NS("Paste")];
467     [o_mi_clear setTitle: _NS("Clear")];
468     [o_mi_select_all setTitle: _NS("Select All")];
469
470     [o_mu_controls setTitle: _NS("Controls")];
471     [o_mi_play setTitle: _NS("Play")];
472     [o_mi_stop setTitle: _NS("Stop")];
473     [o_mi_faster setTitle: _NS("Faster")];
474     [o_mi_slower setTitle: _NS("Slower")];
475     [o_mi_previous setTitle: _NS("Previous")];
476     [o_mi_next setTitle: _NS("Next")];
477     [o_mi_random setTitle: _NS("Shuffle")];
478     [o_mi_repeat setTitle: _NS("Repeat Item")];
479     [o_mi_loop setTitle: _NS("Repeat Playlist")];
480     [o_mi_fwd setTitle: _NS("Step Forward")];
481     [o_mi_bwd setTitle: _NS("Step Backward")];
482     [o_mi_program setTitle: _NS("Program")];
483     [o_mu_program setTitle: _NS("Program")];
484     [o_mi_title setTitle: _NS("Title")];
485     [o_mu_title setTitle: _NS("Title")];
486     [o_mi_chapter setTitle: _NS("Chapter")];
487     [o_mu_chapter setTitle: _NS("Chapter")];
488     
489     [o_mu_audio setTitle: _NS("Audio")];
490     [o_mi_vol_up setTitle: _NS("Volume Up")];
491     [o_mi_vol_down setTitle: _NS("Volume Down")];
492     [o_mi_mute setTitle: _NS("Mute")];
493     [o_mi_audiotrack setTitle: _NS("Audio track")];
494     [o_mu_audiotrack setTitle: _NS("Audio track")];
495     [o_mi_channels setTitle: _NS("Audio channels")];
496     [o_mu_channels setTitle: _NS("Audio channels")];
497     [o_mi_device setTitle: _NS("Audio device")];
498     [o_mu_device setTitle: _NS("Audio device")];
499     [o_mi_visual setTitle: _NS("Visualizations")];
500     [o_mu_visual setTitle: _NS("Visualizations")];
501     
502     [o_mu_video setTitle: _NS("Video")];
503     [o_mi_half_window setTitle: _NS("Half Size")];
504     [o_mi_normal_window setTitle: _NS("Normal Size")];
505     [o_mi_double_window setTitle: _NS("Double Size")];
506     [o_mi_fittoscreen setTitle: _NS("Fit To Screen")];
507     [o_mi_fullscreen setTitle: _NS("Fullscreen")];
508     [o_mi_floatontop setTitle: _NS("Float On Top")];
509     [o_mi_videotrack setTitle: _NS("Video track")];
510     [o_mu_videotrack setTitle: _NS("Video track")];
511     [o_mi_screen setTitle: _NS("Video device")];
512     [o_mu_screen setTitle: _NS("Video device")];
513     [o_mi_subtitle setTitle: _NS("Subtitles track")];
514     [o_mu_subtitle setTitle: _NS("Subtitles track")];
515     [o_mi_deinterlace setTitle: _NS("Deinterlace")];
516     [o_mu_deinterlace setTitle: _NS("Deinterlace")];
517
518     [o_mu_window setTitle: _NS("Window")];
519     [o_mi_minimize setTitle: _NS("Minimize Window")];
520     [o_mi_close_window setTitle: _NS("Close Window")];
521     [o_mi_controller setTitle: _NS("Controller")];
522     [o_mi_playlist setTitle: _NS("Playlist")];
523     [o_mi_info setTitle: _NS("Info")];
524     [o_mi_messages setTitle: _NS("Messages")];
525
526     [o_mi_bring_atf setTitle: _NS("Bring All to Front")];
527
528     [o_mu_help setTitle: _NS("Help")];
529     [o_mi_readme setTitle: _NS("ReadMe...")];
530     [o_mi_documentation setTitle: _NS("Online Documentation")];
531     [o_mi_reportabug setTitle: _NS("Report a Bug")];
532     [o_mi_website setTitle: _NS("VideoLAN Website")];
533     [o_mi_license setTitle: _NS("License")];
534
535     /* dock menu */
536     [o_dmi_play setTitle: _NS("Play")];
537     [o_dmi_stop setTitle: _NS("Stop")];
538     [o_dmi_next setTitle: _NS("Next")];
539     [o_dmi_previous setTitle: _NS("Previous")];
540
541     /* error panel */
542     [o_error setTitle: _NS("Error")];
543     [o_err_lbl setStringValue: _NS("An error has occurred which probably prevented the execution of your request:")];
544     [o_err_bug_lbl setStringValue: _NS("If you believe that it is a bug, please follow the instructions at:")]; 
545     [o_err_btn_msgs setTitle: _NS("Open Messages Window")];
546     [o_err_btn_dismiss setTitle: _NS("Dismiss")];
547
548     [o_info_window setTitle: _NS("Info")];
549 }
550
551 - (void)applicationWillFinishLaunching:(NSNotification *)o_notification
552 {
553     intf_thread_t * p_intf = [NSApp getIntf];
554
555     o_msg_lock = [[NSLock alloc] init];
556     o_msg_arr = [[NSMutableArray arrayWithCapacity: 200] retain];
557
558     o_img_play = [[NSImage imageNamed: @"play"] retain];
559     o_img_pause = [[NSImage imageNamed: @"pause"] retain];
560
561     [p_intf->p_sys->o_sendport setDelegate: self];
562     [[NSRunLoop currentRunLoop] 
563         addPort: p_intf->p_sys->o_sendport
564         forMode: NSDefaultRunLoopMode];
565
566     [NSTimer scheduledTimerWithTimeInterval: 0.5
567         target: self selector: @selector(manageIntf:)
568         userInfo: nil repeats: FALSE];
569
570     [NSThread detachNewThreadSelector: @selector(manage)
571         toTarget: self withObject: nil];
572
573     vlc_thread_set_priority( p_intf, VLC_THREAD_PRIORITY_LOW );
574 }
575
576 - (BOOL)application:(NSApplication *)o_app openFile:(NSString *)o_filename
577 {
578     NSDictionary *o_dic = [NSDictionary dictionaryWithObjectsAndKeys: o_filename, @"ITEM_URL", nil];
579     [o_playlist appendArray:
580         [NSArray arrayWithObject: o_dic] atPos: -1 enqueue: NO];
581             
582     return( TRUE );
583 }
584
585 - (id)getControls
586 {
587     if ( o_controls )
588     {
589         return o_controls;
590     }
591     return nil;
592 }
593
594 - (void)manage
595 {
596     NSDate * o_sleep_date;
597     intf_thread_t * p_intf = [NSApp getIntf];
598     NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];
599
600     vlc_thread_set_priority( p_intf, VLC_THREAD_PRIORITY_LOW );
601
602     while( !p_intf->b_die )
603     {
604         playlist_t * p_playlist;
605
606         vlc_mutex_lock( &p_intf->change_lock );
607
608         p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, 
609                                               FIND_ANYWHERE );
610
611         if( p_playlist != NULL )
612         {
613             var_AddCallback( p_playlist, "intf-change", PlaylistChanged, self );
614 #define p_input p_playlist->p_input
615         
616             if( p_input )
617             {
618                 if( !p_input->b_die )
619                 {
620                     vlc_value_t val;
621
622                     /* New input or stream map change */
623                     if( p_input->stream.b_changed )
624                     {
625                         msg_Dbg( p_intf, "stream has changed, refreshing interface" );
626                         p_intf->p_sys->b_playing = TRUE;
627                         p_intf->p_sys->b_current_title_update = 1;
628                         p_input->stream.b_changed = 0;
629                         p_intf->p_sys->b_intf_update = TRUE;
630                     }
631
632                     if( var_Get( (vlc_object_t *)p_input, "intf-change", &val )
633                         >= 0 && val.b_bool )
634                     {
635                         p_intf->p_sys->b_input_update = TRUE;
636                     }
637                 }
638             }
639             else if( p_intf->p_sys->b_playing && !p_intf->b_die )
640             {
641                 p_intf->p_sys->b_playing = FALSE;
642                 p_intf->p_sys->b_intf_update = TRUE;
643             }
644             
645 #undef p_input
646             vlc_object_release( p_playlist );
647         }
648
649         vlc_mutex_unlock( &p_intf->change_lock );
650
651         o_sleep_date = [NSDate dateWithTimeIntervalSinceNow: .5];
652         [NSThread sleepUntilDate: o_sleep_date];
653     }
654
655     [self terminate];
656     [o_pool release];
657 }
658
659 - (void)manageIntf:(NSTimer *)o_timer
660 {
661     intf_thread_t * p_intf = [NSApp getIntf];
662
663     if( p_intf->p_vlc->b_die == VLC_TRUE )
664     {
665         [o_timer invalidate];
666         return;
667     }
668
669     playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
670                                                        FIND_ANYWHERE );
671
672     if( p_playlist == NULL )
673     {
674         return;
675     }
676
677     if ( p_intf->p_sys->b_playlist_update )
678     {
679         [o_playlist playlistUpdated];
680         p_intf->p_sys->b_playlist_update = VLC_FALSE;
681     }
682
683     if( p_intf->p_sys->b_current_title_update )
684     {
685         vout_thread_t   *p_vout = vlc_object_find( p_intf, VLC_OBJECT_VOUT,
686                                               FIND_ANYWHERE );
687         if( p_vout != NULL )
688         {
689             id o_vout_wnd;
690             NSEnumerator * o_enum = [[NSApp windows] objectEnumerator];
691             
692             while( ( o_vout_wnd = [o_enum nextObject] ) )
693             {
694                 if( [[o_vout_wnd className] isEqualToString: @"VLCWindow"] )
695                 {
696                     [o_vout_wnd updateTitle];
697                 }
698             }
699             vlc_object_release( (vlc_object_t *)p_vout );
700         }
701         [o_playlist updateRowSelection];
702         [o_info updateInfo];
703
704         p_intf->p_sys->b_current_title_update = FALSE;
705     }
706
707     vlc_mutex_lock( &p_playlist->object_lock );
708
709 #define p_input p_playlist->p_input
710
711     if( p_intf->p_sys->b_intf_update )
712     {
713         vlc_bool_t b_input = VLC_FALSE;
714         vlc_bool_t b_plmul = VLC_FALSE;
715         vlc_bool_t b_control = VLC_FALSE;
716         vlc_bool_t b_seekable = VLC_FALSE;
717         vlc_bool_t b_chapters = VLC_FALSE;
718         vlc_value_t val;
719
720         b_plmul = p_playlist->i_size > 1;
721
722         if( ( b_input = ( p_input != NULL ) ) )
723         {
724             vlc_mutex_lock( &p_input->stream.stream_lock );
725
726             /* seekable streams */
727             b_seekable = p_input->stream.b_seekable;
728
729             /* control buttons for free pace streams */
730             b_control = p_input->stream.b_pace_control; 
731
732             /* chapters & titles */
733             b_chapters = p_input->stream.i_area_nb > 1; 
734  
735             vlc_mutex_unlock( &p_input->stream.stream_lock );
736
737             /* play status */
738             var_Get( p_input, "state", &val );
739             p_intf->p_sys->b_play_status = val.i_int != PAUSE_S;
740         }
741         else
742         {
743             /* play status */
744             p_intf->p_sys->b_play_status = FALSE;
745             [self setSubmenusEnabled: FALSE];
746         }
747
748         [self playStatusUpdated: p_intf->p_sys->b_play_status];
749
750         [o_btn_stop setEnabled: b_input];
751         [o_btn_faster setEnabled: b_control];
752         [o_btn_slower setEnabled: b_control];
753         [o_btn_prev setEnabled: (b_plmul || b_chapters)];
754         [o_btn_next setEnabled: (b_plmul || b_chapters)];
755
756         [o_timeslider setFloatValue: 0.0];
757         [o_timeslider setEnabled: b_seekable];
758         [o_timefield setStringValue: @"0:00:00"];
759
760         [self manageVolumeSlider];
761
762         p_intf->p_sys->b_intf_update = VLC_FALSE;
763     }
764
765     if( p_intf->p_sys->b_playing && p_input != NULL )
766     {
767         vlc_value_t time, val;
768         NSString * o_time;
769         mtime_t i_seconds;
770         var_Get( p_input, "state", &val );
771
772         if( !p_input->b_die && ( p_intf->p_sys->b_play_status !=
773             ( val.i_int != PAUSE_S ) ) ) 
774         {
775             p_intf->p_sys->b_play_status =
776                 !p_intf->p_sys->b_play_status;
777
778             [self playStatusUpdated: p_intf->p_sys->b_play_status]; 
779         }
780
781         if( p_input->stream.b_seekable )
782         {
783             vlc_value_t pos;
784             float f_updated;
785             
786             var_Get( p_input, "position", &pos );
787             f_updated = 10000. * pos.f_float;
788
789             if( f_slider != f_updated )
790             {
791                 [o_timeslider setFloatValue: f_updated];
792             }
793         }
794             
795         var_Get( p_input, "time", &time );
796         i_seconds = time.i_time / 1000000;
797         
798         o_time = [NSString stringWithFormat: @"%d:%02d:%02d",
799                         (int) (i_seconds / (60 * 60)),
800                         (int) (i_seconds / 60 % 60),
801                         (int) (i_seconds % 60)];
802         [o_timefield setStringValue: o_time];
803
804         /* disable screen saver */
805         UpdateSystemActivity( UsrActivity );
806     }
807
808 #undef p_input
809
810     vlc_mutex_unlock( &p_playlist->object_lock );
811     vlc_object_release( p_playlist );
812
813     [self updateMessageArray];
814
815     [NSTimer scheduledTimerWithTimeInterval: 0.5
816         target: self selector: @selector(manageIntf:)
817         userInfo: nil repeats: FALSE];
818 }
819
820 - (void)setupMenus
821 {
822     intf_thread_t * p_intf = [NSApp getIntf];
823     playlist_t *p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST, 
824                                                 FIND_ANYWHERE );
825     
826     if( p_playlist != NULL )
827     {
828 #define p_input p_playlist->p_input
829         if( p_input != NULL )
830         {
831             [o_controls setupVarMenuItem: o_mi_program target: (vlc_object_t *)p_input
832                 var: "program" selector: @selector(toggleVar:)];
833             
834             [o_controls setupVarMenuItem: o_mi_title target: (vlc_object_t *)p_input
835                 var: "title" selector: @selector(toggleVar:)];
836             
837             [o_controls setupVarMenuItem: o_mi_chapter target: (vlc_object_t *)p_input
838                 var: "chapter" selector: @selector(toggleVar:)];
839             
840             [o_controls setupVarMenuItem: o_mi_audiotrack target: (vlc_object_t *)p_input
841                 var: "audio-es" selector: @selector(toggleVar:)];
842             
843             [o_controls setupVarMenuItem: o_mi_videotrack target: (vlc_object_t *)p_input
844                 var: "video-es" selector: @selector(toggleVar:)];
845             
846             [o_controls setupVarMenuItem: o_mi_subtitle target: (vlc_object_t *)p_input
847                 var: "spu-es" selector: @selector(toggleVar:)];
848         
849             aout_instance_t * p_aout = vlc_object_find( p_intf, VLC_OBJECT_AOUT,
850                                                         FIND_ANYWHERE );
851             if ( p_aout != NULL )
852             {
853                 [o_controls setupVarMenuItem: o_mi_channels target: (vlc_object_t *)p_aout
854                     var: "audio-channels" selector: @selector(toggleVar:)];
855             
856                 [o_controls setupVarMenuItem: o_mi_device target: (vlc_object_t *)p_aout
857                     var: "audio-device" selector: @selector(toggleVar:)];
858                     
859                 [o_controls setupVarMenuItem: o_mi_visual target: (vlc_object_t *)p_aout
860                     var: "visual" selector: @selector(toggleVar:)];
861                 vlc_object_release( (vlc_object_t *)p_aout );
862             }
863             
864             vout_thread_t * p_vout = vlc_object_find( p_intf, VLC_OBJECT_VOUT,
865                                                                 FIND_ANYWHERE );
866             
867             if ( p_vout != NULL )
868             {
869                 [o_controls setupVarMenuItem: o_mi_screen target: (vlc_object_t *)p_vout
870                     var: "video-device" selector: @selector(toggleVar:)];
871                 
872                 [o_controls setupVarMenuItem: o_mi_deinterlace target: (vlc_object_t *)p_vout
873                     var: "deinterlace" selector: @selector(toggleVar:)];
874                 vlc_object_release( (vlc_object_t *)p_vout );
875             }
876         }
877 #undef p_input
878     }
879     vlc_object_release( (vlc_object_t *)p_playlist );
880 }
881
882 - (void)updateMessageArray
883 {
884     int i_start, i_stop;
885     intf_thread_t * p_intf = [NSApp getIntf];
886
887     vlc_mutex_lock( p_intf->p_sys->p_sub->p_lock );
888     i_stop = *p_intf->p_sys->p_sub->pi_stop;
889     vlc_mutex_unlock( p_intf->p_sys->p_sub->p_lock );
890
891     if( p_intf->p_sys->p_sub->i_start != i_stop )
892     {
893         NSColor *o_white = [NSColor whiteColor];
894         NSColor *o_red = [NSColor redColor];
895         NSColor *o_yellow = [NSColor yellowColor];
896         NSColor *o_gray = [NSColor grayColor];
897
898         NSColor * pp_color[4] = { o_white, o_red, o_yellow, o_gray };
899         static const char * ppsz_type[4] = { ": ", " error: ",
900                                              " warning: ", " debug: " };
901
902         for( i_start = p_intf->p_sys->p_sub->i_start;
903              i_start != i_stop;
904              i_start = (i_start+1) % VLC_MSG_QSIZE )
905         {
906             NSString *o_msg;
907             NSDictionary *o_attr;
908             NSAttributedString *o_msg_color;
909
910             int i_type = p_intf->p_sys->p_sub->p_msg[i_start].i_type;
911
912             [o_msg_lock lock];
913
914             if( [o_msg_arr count] + 2 > 400 )
915             {
916                 unsigned rid[] = { 0, 1 };
917                 [o_msg_arr removeObjectsFromIndices: (unsigned *)&rid
918                            numIndices: sizeof(rid)/sizeof(rid[0])];
919             }
920
921             o_attr = [NSDictionary dictionaryWithObject: o_gray
922                 forKey: NSForegroundColorAttributeName];
923             o_msg = [NSString stringWithFormat: @"%s%s",
924                 p_intf->p_sys->p_sub->p_msg[i_start].psz_module,
925                 ppsz_type[i_type]];
926             o_msg_color = [[NSAttributedString alloc]
927                 initWithString: o_msg attributes: o_attr];
928             [o_msg_arr addObject: [o_msg_color autorelease]];
929
930             o_attr = [NSDictionary dictionaryWithObject: pp_color[i_type]
931                 forKey: NSForegroundColorAttributeName];
932             o_msg = [NSString stringWithFormat: @"%s\n",
933                 p_intf->p_sys->p_sub->p_msg[i_start].psz_msg];
934             o_msg_color = [[NSAttributedString alloc]
935                 initWithString: o_msg attributes: o_attr];
936             [o_msg_arr addObject: [o_msg_color autorelease]];
937
938             [o_msg_lock unlock];
939
940             if( i_type == 1 )
941             {
942                 NSString *o_my_msg = [NSString stringWithFormat: @"%s: %s\n",
943                     p_intf->p_sys->p_sub->p_msg[i_start].psz_module,
944                     p_intf->p_sys->p_sub->p_msg[i_start].psz_msg];
945
946                 NSRange s_r = NSMakeRange( [[o_err_msg string] length], 0 );
947                 [o_err_msg setEditable: YES];
948                 [o_err_msg setSelectedRange: s_r];
949                 [o_err_msg insertText: o_my_msg];
950
951                 [o_error makeKeyAndOrderFront: self];
952                 [o_err_msg setEditable: NO];
953             }
954         }
955
956         vlc_mutex_lock( p_intf->p_sys->p_sub->p_lock );
957         p_intf->p_sys->p_sub->i_start = i_start;
958         vlc_mutex_unlock( p_intf->p_sys->p_sub->p_lock );
959     }
960 }
961
962 - (void)playStatusUpdated:(BOOL)b_pause
963 {
964     if( b_pause )
965     {
966         [o_btn_play setImage: o_img_pause];
967         [o_btn_play setToolTip: _NS("Pause")];
968         [o_mi_play setTitle: _NS("Pause")];
969         [o_dmi_play setTitle: _NS("Pause")];
970     }
971     else
972     {
973         [o_btn_play setImage: o_img_play];
974         [o_btn_play setToolTip: _NS("Play")];
975         [o_mi_play setTitle: _NS("Play")];
976         [o_dmi_play setTitle: _NS("Play")];
977     }
978 }
979
980 - (void)setSubmenusEnabled:(BOOL)b_enabled
981 {
982     [o_mi_program setEnabled: b_enabled];
983     [o_mi_title setEnabled: b_enabled];
984     [o_mi_chapter setEnabled: b_enabled];
985     [o_mi_audiotrack setEnabled: b_enabled];
986     [o_mi_videotrack setEnabled: b_enabled];
987     [o_mi_subtitle setEnabled: b_enabled];
988     [o_mi_channels setEnabled: b_enabled];
989     [o_mi_deinterlace setEnabled: b_enabled];
990     [o_mi_device setEnabled: b_enabled];
991     [o_mi_screen setEnabled: b_enabled];
992 }
993
994 - (void)manageVolumeSlider
995 {
996     audio_volume_t i_volume;
997     intf_thread_t * p_intf = [NSApp getIntf];
998
999     aout_VolumeGet( p_intf, &i_volume );
1000
1001     [o_volumeslider setFloatValue: (float)i_volume / AOUT_VOLUME_STEP]; 
1002     [o_volumeslider setEnabled: TRUE];
1003
1004     p_intf->p_sys->b_mute = ( i_volume == 0 );
1005 }
1006
1007 - (IBAction)timesliderUpdate:(id)sender
1008 {
1009     intf_thread_t * p_intf;
1010     input_thread_t * p_input;
1011     float f_updated;
1012
1013     switch( [[NSApp currentEvent] type] )
1014     {
1015         case NSLeftMouseUp:
1016         case NSLeftMouseDown:
1017         case NSLeftMouseDragged:
1018             f_updated = [sender floatValue];
1019             break;
1020
1021         default:
1022             return;
1023     }
1024
1025     p_intf = [NSApp getIntf];
1026     p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT,
1027                                             FIND_ANYWHERE );
1028
1029     if( p_input != NULL )
1030     {
1031         vlc_value_t time;
1032         mtime_t i_seconds;
1033         NSString * o_time;
1034
1035         if( p_input->stream.b_seekable )
1036         {
1037                 vlc_value_t pos;
1038                 pos.f_float = f_updated / 10000.;
1039                 if( f_slider != f_updated )
1040                 {
1041                     var_Set( p_input, "position", pos );
1042                     [o_timeslider setFloatValue: f_updated];
1043                 }
1044         }
1045             
1046         var_Get( p_input, "time", &time );
1047         i_seconds = time.i_time / 1000000;
1048         
1049         o_time = [NSString stringWithFormat: @"%d:%02d:%02d",
1050                         (int) (i_seconds / (60 * 60)),
1051                         (int) (i_seconds / 60 % 60),
1052                         (int) (i_seconds % 60)];
1053         [o_timefield setStringValue: o_time];
1054         vlc_object_release( p_input );
1055     }
1056 }
1057
1058 - (void)terminate
1059 {
1060     NSEvent * o_event;
1061     playlist_t * p_playlist;
1062     intf_thread_t * p_intf = [NSApp getIntf];
1063
1064     /*
1065      * Free playlists
1066      */
1067     msg_Dbg( p_intf, "removing all playlists" );
1068     while( (p_playlist = vlc_object_find( p_intf->p_vlc, VLC_OBJECT_PLAYLIST,
1069                                           FIND_CHILD )) )
1070     {
1071         vlc_object_detach( p_playlist );
1072         vlc_object_release( p_playlist );
1073         playlist_Destroy( p_playlist );
1074     }
1075
1076     if( o_img_pause != nil )
1077     {
1078         [o_img_pause release];
1079         o_img_pause = nil;
1080     }
1081
1082     if( o_img_play != nil )
1083     {
1084         [o_img_play release];
1085         o_img_play = nil;
1086     }
1087
1088     if( o_msg_arr != nil )
1089     {
1090         [o_msg_arr removeAllObjects];
1091         [o_msg_arr release];
1092         o_msg_arr = nil;
1093     }
1094
1095     if( o_msg_lock != nil )
1096     {
1097         [o_msg_lock release];
1098         o_msg_lock = nil;
1099     }
1100
1101     [NSApp stop: nil];
1102
1103     /* write cached user defaults to disk */
1104     [[NSUserDefaults standardUserDefaults] synchronize];
1105
1106     /* send a dummy event to break out of the event loop */
1107     o_event = [NSEvent mouseEventWithType: NSLeftMouseDown
1108                 location: NSMakePoint( 1, 1 ) modifierFlags: 0
1109                 timestamp: 1 windowNumber: [[NSApp mainWindow] windowNumber]
1110                 context: [NSGraphicsContext currentContext] eventNumber: 1
1111                 clickCount: 1 pressure: 0.0];
1112     [NSApp postEvent: o_event atStart: YES];
1113 }
1114
1115 - (IBAction)clearRecentItems:(id)sender
1116 {
1117     [[NSDocumentController sharedDocumentController]
1118                           clearRecentDocuments: nil];
1119 }
1120
1121 - (void)openRecentItem:(id)sender
1122 {
1123     [self application: nil openFile: [sender title]]; 
1124 }
1125
1126 - (IBAction)viewPreferences:(id)sender
1127 {
1128     [o_prefs showPrefs];
1129 }
1130
1131 - (IBAction)closeError:(id)sender
1132 {
1133     [o_err_msg setString: @""];
1134     [o_error performClose: self];
1135 }
1136
1137 - (IBAction)openReadMe:(id)sender
1138 {
1139     NSString * o_path = [[NSBundle mainBundle] 
1140         pathForResource: @"README.MacOSX" ofType: @"rtf"]; 
1141
1142     [[NSWorkspace sharedWorkspace] openFile: o_path 
1143                                    withApplication: @"TextEdit"];
1144 }
1145
1146 - (IBAction)openDocumentation:(id)sender
1147 {
1148     NSURL * o_url = [NSURL URLWithString: 
1149         @"http://www.videolan.org/doc/"];
1150
1151     [[NSWorkspace sharedWorkspace] openURL: o_url];
1152 }
1153
1154 - (IBAction)reportABug:(id)sender
1155 {
1156     NSURL * o_url = [NSURL URLWithString: 
1157         @"http://www.videolan.org/support/bug-reporting.html"];
1158
1159     [[NSWorkspace sharedWorkspace] openURL: o_url];
1160 }
1161
1162 - (IBAction)openWebsite:(id)sender
1163 {
1164     NSURL * o_url = [NSURL URLWithString: @"http://www.videolan.org"];
1165
1166     [[NSWorkspace sharedWorkspace] openURL: o_url];
1167 }
1168
1169 - (IBAction)openLicense:(id)sender
1170 {
1171     NSString * o_path = [[NSBundle mainBundle] 
1172         pathForResource: @"COPYING" ofType: nil];
1173
1174     [[NSWorkspace sharedWorkspace] openFile: o_path 
1175                                    withApplication: @"TextEdit"];
1176 }
1177
1178 - (IBAction)openCrashLog:(id)sender
1179 {
1180     NSString * o_path = [@"~/Library/Logs/CrashReporter/VLC.crash.log"
1181                                     stringByExpandingTildeInPath]; 
1182
1183     
1184     if ( [[NSFileManager defaultManager] fileExistsAtPath: o_path ] )
1185     {
1186         [[NSWorkspace sharedWorkspace] openFile: o_path 
1187                                     withApplication: @"Console"];
1188     }
1189     else
1190     {
1191         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.") );
1192
1193     }
1194 }
1195
1196 - (void)windowDidBecomeKey:(NSNotification *)o_notification
1197 {
1198     if( [o_notification object] == o_msgs_panel )
1199     {
1200         id o_msg;
1201         NSEnumerator * o_enum;
1202
1203         [o_messages setString: @""]; 
1204
1205         [o_msg_lock lock];
1206
1207         o_enum = [o_msg_arr objectEnumerator];
1208
1209         while( ( o_msg = [o_enum nextObject] ) != nil )
1210         {
1211             [o_messages insertText: o_msg];
1212         }
1213
1214         [o_msg_lock unlock];
1215     }
1216 }
1217
1218 @end
1219
1220 @implementation VLCMain (NSMenuValidation)
1221
1222 - (BOOL)validateMenuItem:(NSMenuItem *)o_mi
1223 {
1224     NSString *o_title = [o_mi title];
1225     BOOL bEnabled = TRUE;
1226
1227     if( [o_title isEqualToString: _NS("License")] )
1228     {
1229         /* we need to do this only once */
1230         [self setupMenus];
1231     }
1232
1233     /* Recent Items Menu */
1234     if( [o_title isEqualToString: _NS("Clear Menu")] )
1235     {
1236         NSMenu * o_menu = [o_mi_open_recent submenu];
1237         int i_nb_items = [o_menu numberOfItems];
1238         NSArray * o_docs = [[NSDocumentController sharedDocumentController]
1239                                                        recentDocumentURLs];
1240         UInt32 i_nb_docs = [o_docs count];
1241
1242         if( i_nb_items > 1 )
1243         {
1244             while( --i_nb_items )
1245             {
1246                 [o_menu removeItemAtIndex: 0];
1247             }
1248         }
1249
1250         if( i_nb_docs > 0 )
1251         {
1252             NSURL * o_url;
1253             NSString * o_doc;
1254
1255             [o_menu insertItem: [NSMenuItem separatorItem] atIndex: 0];
1256
1257             while( TRUE )
1258             {
1259                 i_nb_docs--;
1260
1261                 o_url = [o_docs objectAtIndex: i_nb_docs];
1262
1263                 if( [o_url isFileURL] )
1264                 {
1265                     o_doc = [o_url path];
1266                 }
1267                 else
1268                 {
1269                     o_doc = [o_url absoluteString];
1270                 }
1271
1272                 [o_menu insertItemWithTitle: o_doc
1273                     action: @selector(openRecentItem:)
1274                     keyEquivalent: @"" atIndex: 0]; 
1275
1276                 if( i_nb_docs == 0 )
1277                 {
1278                     break;
1279                 }
1280             } 
1281         }
1282         else
1283         {
1284             bEnabled = FALSE;
1285         }
1286     }
1287     return( bEnabled );
1288 }
1289
1290 @end
1291
1292 @implementation VLCMain (Internal)
1293
1294 - (void)handlePortMessage:(NSPortMessage *)o_msg
1295 {
1296     id ** val;
1297     NSData * o_data;
1298     NSValue * o_value;
1299     NSInvocation * o_inv;
1300     NSConditionLock * o_lock;
1301  
1302     o_data = [[o_msg components] lastObject];
1303     o_inv = *((NSInvocation **)[o_data bytes]); 
1304     [o_inv getArgument: &o_value atIndex: 2];
1305     val = (id **)[o_value pointerValue];
1306     [o_inv setArgument: val[1] atIndex: 2];
1307     o_lock = *(val[0]);
1308
1309     [o_lock lock];
1310     [o_inv invoke];
1311     [o_lock unlockWithCondition: 1];
1312 }
1313
1314 @end