* enhanced BeOS preferences window (post-processing, brightness,
[vlc.git] / modules / gui / beos / InterfaceWindow.cpp
1 /*****************************************************************************
2  * InterfaceWindow.cpp: beos interface
3  *****************************************************************************
4  * Copyright (C) 1999, 2000, 2001 VideoLAN
5  * $Id: InterfaceWindow.cpp,v 1.8 2002/11/23 15:00:54 titer Exp $
6  *
7  * Authors: Jean-Marc Dressler <polux@via.ecp.fr>
8  *          Samuel Hocevar <sam@zoy.org>
9  *          Tony Castley <tony@castley.net>
10  *          Richard Shepherd <richard@rshepherd.demon.co.uk>
11  *          Stephan Aßmus <stippi@yellowbites.com>
12  *
13  * This program is free software; you can redistribute it and/or modify
14  * it under the terms of the GNU General Public License as published by
15  * the Free Software Foundation; either version 2 of the License, or
16  * (at your option) any later version.
17  *
18  * This program is distributed in the hope that it will be useful,
19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21  * GNU General Public License for more details.
22  *
23  * You should have received a copy of the GNU General Public License
24  * along with this program; if not, write to the Free Software
25  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
26  *****************************************************************************/
27
28 /* System headers */
29 #include <kernel/OS.h>
30 #include <InterfaceKit.h>
31 #include <AppKit.h>
32 #include <StorageKit.h>
33 #include <SupportKit.h>
34 #include <malloc.h>
35 #include <scsi.h>
36 #include <scsiprobe_driver.h>
37 #include <fs_info.h>
38 #include <string.h>
39
40 /* VLC headers */
41 #include <vlc/vlc.h>
42 #include <vlc/aout.h>
43 #include <vlc/intf.h>
44
45 /* BeOS interface headers */
46 #include "MsgVals.h"
47 #include "MediaControlView.h"
48 #include "PlayListWindow.h"
49 #include "PreferencesWindow.h"
50 #include "VlcWrapper.h"
51 #include "InterfaceWindow.h"
52
53 #define INTERFACE_UPDATE_TIMEOUT 80000 // 2 frames if at 25 fps
54
55
56 /*****************************************************************************
57  * InterfaceWindow
58  *****************************************************************************/
59
60 InterfaceWindow::InterfaceWindow( BRect frame, const char *name,
61                                                                   intf_thread_t  *p_interface )
62         : BWindow( frame, name, B_TITLED_WINDOW_LOOK, B_NORMAL_WINDOW_FEEL,
63                            B_NOT_ZOOMABLE | B_WILL_ACCEPT_FIRST_CLICK | B_ASYNCHRONOUS_CONTROLS ),
64           p_intf( p_interface ),
65           fInputThread( NULL ),
66           fFilePanel( NULL ),
67           fLastUpdateTime( system_time() ),
68           fSettings( new BMessage( 'sett' ) )
69 {
70     p_intf = p_interface;
71     playlist_t *p_playlist = p_intf->p_sys->p_playlist;
72     
73     fPlaylistIsEmpty = (p_playlist->i_size < 0);
74     
75     fPlaylistWindow = new PlayListWindow( BRect( 100.0, 100.0, 400.0, 350.0 ),
76                                                                                   "Playlist",
77                                                                                   p_playlist,
78                                                                                   this,
79                                                                                   p_intf );
80     BScreen *p_screen = new BScreen();
81     BRect screen_rect = p_screen->Frame();
82     delete p_screen;
83     BRect window_rect;
84     window_rect.Set( ( screen_rect.right - PREFS_WINDOW_WIDTH ) / 2,
85                      ( screen_rect.bottom - PREFS_WINDOW_HEIGHT ) / 2,
86                      ( screen_rect.right + PREFS_WINDOW_WIDTH ) / 2,
87                      ( screen_rect.bottom + PREFS_WINDOW_HEIGHT ) / 2 );
88         fPreferencesWindow = new PreferencesWindow( window_rect,
89                                                     "Preferences",
90                                                     p_intf );
91     
92         // set the title bar
93         SetName( "interface" );
94         SetTitle( VOUT_TITLE );
95
96         // the media control view
97         p_mediaControl = new MediaControlView( BRect( 0.0, 0.0, 250.0, 50.0 ),
98                                                p_intf );
99         p_mediaControl->SetViewColor( ui_color( B_PANEL_BACKGROUND_COLOR ) );
100         p_mediaControl->SetEnabled( !fPlaylistIsEmpty );
101
102         float width, height;
103         p_mediaControl->GetPreferredSize( &width, &height );
104
105         // set up the main menu
106         fMenuBar = new BMenuBar( BRect(0.0, 0.0, width, 15.0), "main menu",
107                                                          B_FOLLOW_NONE, B_ITEMS_IN_ROW, false );
108
109         // make menu bar resize to correct height
110         float menuWidth, menuHeight;
111         fMenuBar->GetPreferredSize( &menuWidth, &menuHeight );
112         fMenuBar->ResizeTo( width, menuHeight );        // don't change! it's a workarround!
113         // take care of proper size for ourself
114         height += fMenuBar->Bounds().Height();
115         ResizeTo( width, height );
116
117         p_mediaControl->MoveTo( fMenuBar->Bounds().LeftBottom() + BPoint(0.0, 1.0) );
118         AddChild( fMenuBar );
119         AddChild( p_mediaControl );
120
121         // Add the file Menu
122         BMenu* fileMenu = new BMenu( "File" );
123         fMenuBar->AddItem( fileMenu );
124         fileMenu->AddItem( new BMenuItem( "Open File" B_UTF8_ELLIPSIS,
125                                                                           new BMessage( OPEN_FILE ), 'O') );
126         
127         fileMenu->AddItem( new CDMenu( "Open Disc" ) );
128         
129         fileMenu->AddSeparatorItem();
130         fileMenu->AddItem( new BMenuItem( "Play List" B_UTF8_ELLIPSIS,
131                                                                           new BMessage( OPEN_PLAYLIST ), 'P') );
132         
133         fileMenu->AddSeparatorItem();
134         BMenuItem* item = new BMenuItem( "About" B_UTF8_ELLIPSIS,
135                                                                          new BMessage( B_ABOUT_REQUESTED ), 'A');
136         item->SetTarget( be_app );
137         fileMenu->AddItem( item );
138         fileMenu->AddItem( new BMenuItem( "Quit", new BMessage( B_QUIT_REQUESTED ), 'Q') );
139
140         fLanguageMenu = new LanguageMenu("Language", AUDIO_ES, p_intf);
141         fSubtitlesMenu = new LanguageMenu("Subtitles", SPU_ES, p_intf);
142
143         /* Add the Audio menu */
144         fAudioMenu = new BMenu( "Audio" );
145         fMenuBar->AddItem ( fAudioMenu );
146         fAudioMenu->AddItem( fLanguageMenu );
147         fAudioMenu->AddItem( fSubtitlesMenu );
148
149         fPrevTitleMI = new BMenuItem( "Prev Title", new BMessage( PREV_TITLE ) );
150         fNextTitleMI = new BMenuItem( "Next Title", new BMessage( NEXT_TITLE ) );
151         fPrevChapterMI = new BMenuItem( "Prev Chapter", new BMessage( PREV_CHAPTER ) );
152         fNextChapterMI = new BMenuItem( "Next Chapter", new BMessage( NEXT_CHAPTER ) );
153
154         /* Add the Navigation menu */
155         fNavigationMenu = new BMenu( "Navigation" );
156         fMenuBar->AddItem( fNavigationMenu );
157         fNavigationMenu->AddItem( fPrevTitleMI );
158         fNavigationMenu->AddItem( fNextTitleMI );
159         fNavigationMenu->AddItem( fTitleMenu = new TitleMenu( "Go to Title", p_intf ) );
160         fNavigationMenu->AddSeparatorItem();
161         fNavigationMenu->AddItem( fPrevChapterMI );
162         fNavigationMenu->AddItem( fNextChapterMI );
163         fNavigationMenu->AddItem( fChapterMenu = new ChapterMenu( "Go to Chapter", p_intf ) );
164
165         /* Add the Speed menu */
166         fSpeedMenu = new BMenu( "Speed" );
167         fSpeedMenu->SetRadioMode( true );
168         fSpeedMenu->AddItem( fSlowerMI = new BMenuItem( "Slower", new BMessage( SLOWER_PLAY ) ) );
169         fNormalMI = new BMenuItem( "Normal", new BMessage( NORMAL_PLAY ) );
170         fNormalMI->SetMarked(true); // default to normal speed
171         fSpeedMenu->AddItem( fNormalMI );
172         fSpeedMenu->AddItem( fFasterMI = new BMenuItem( "Faster", new BMessage( FASTER_PLAY) ) );
173         fSpeedMenu->SetTargetForItems( this );
174         fMenuBar->AddItem( fSpeedMenu );
175
176     /* Add the Settings menu */
177     fSettingsMenu = new BMenu( "Settings" );
178     fSettingsMenu->AddItem( fPreferencesMI =
179         new BMenuItem( "Preferences", new BMessage( OPEN_PREFERENCES ) ) );
180         fMenuBar->AddItem( fSettingsMenu );                                                     
181
182         // prepare fow showing
183         _SetMenusEnabled(false);
184
185         _RestoreSettings();
186
187         Show();
188 }
189
190 InterfaceWindow::~InterfaceWindow()
191 {
192         if (fPlaylistWindow)
193                 fPlaylistWindow->ReallyQuit();
194         delete fSettings;
195 }
196
197 /*****************************************************************************
198  * InterfaceWindow::FrameResized
199  *****************************************************************************/
200 void
201 InterfaceWindow::FrameResized(float width, float height)
202 {
203         BRect r(Bounds());
204         fMenuBar->MoveTo(r.LeftTop());
205         fMenuBar->ResizeTo(r.Width(), fMenuBar->Bounds().Height());
206         r.top += fMenuBar->Bounds().Height() + 1.0;
207         p_mediaControl->MoveTo(r.LeftTop());
208         p_mediaControl->ResizeTo(r.Width(), r.Height());
209 }
210
211 /*****************************************************************************
212  * InterfaceWindow::MessageReceived
213  *****************************************************************************/
214 void InterfaceWindow::MessageReceived( BMessage * p_message )
215 {
216         int playback_status;      // remember playback state
217         playback_status = p_intf->p_sys->p_vlc_wrapper->inputGetStatus();
218
219         switch( p_message->what )
220         {
221                 case B_ABOUT_REQUESTED:
222                 {
223                         BAlert* alert = new BAlert( VOUT_TITLE,
224                                                                                 "BeOS " VOUT_TITLE "\n\n<www.videolan.org>", "Ok");
225                         alert->Go();
226                         break;
227                 }
228                 case TOGGLE_ON_TOP:
229                         break;
230                         
231                 case OPEN_FILE:
232                         if( fFilePanel )
233                         {
234                                 fFilePanel->Show();
235                                 break;
236                         }
237                         fFilePanel = new BFilePanel();
238                         fFilePanel->SetTarget( this );
239                         fFilePanel->Show();
240                         break;
241         
242                 case OPEN_PLAYLIST:
243                         if (fPlaylistWindow->Lock())
244                         {
245                                 if (fPlaylistWindow->IsHidden())
246                                         fPlaylistWindow->Show();
247                                 else
248                                         fPlaylistWindow->Activate();
249                                 fPlaylistWindow->Unlock();
250                         }
251                         break;
252                 case OPEN_DVD:
253                         {
254                                 const char *psz_device;
255                                 BString type( "dvd" );
256                                 if( p_message->FindString( "device", &psz_device ) == B_OK )
257                                 {
258                                         BString device( psz_device );
259                                         p_intf->p_sys->p_vlc_wrapper->openDisc( type, device, 0, 0 );
260                                 }
261                                 _UpdatePlaylist();
262                         }
263                         break;
264         
265                 case STOP_PLAYBACK:
266                         // this currently stops playback not nicely
267                         if (playback_status > UNDEF_S)
268                         {
269                                 p_intf->p_sys->p_vlc_wrapper->volume_mute();
270                                 snooze( 400000 );
271                                 p_intf->p_sys->p_vlc_wrapper->playlistStop();
272                                 p_mediaControl->SetStatus(NOT_STARTED_S, DEFAULT_RATE);
273                         }
274                         break;
275         
276                 case START_PLAYBACK:
277                         /*  starts playing in normal mode */
278         
279                 case PAUSE_PLAYBACK:
280                         /* toggle between pause and play */
281                         if (playback_status > UNDEF_S)
282                         {
283                                 /* pause if currently playing */
284                                 if ( playback_status == PLAYING_S )
285                                 {
286                                         p_intf->p_sys->p_vlc_wrapper->volume_mute();
287                                         snooze( 400000 );
288                                         p_intf->p_sys->p_vlc_wrapper->playlistPause();
289                                 }
290                                 else
291                                 {
292                                         p_intf->p_sys->p_vlc_wrapper->volume_restore();
293                                         p_intf->p_sys->p_vlc_wrapper->playlistPlay();
294                                 }
295                         }
296                         else
297                         {
298                                 /* Play a new file */
299                                 p_intf->p_sys->p_vlc_wrapper->playlistPlay();
300                         }       
301                         break;
302         
303                 case FASTER_PLAY:
304                         /* cycle the fast playback modes */
305                         if (playback_status > UNDEF_S)
306                         {
307                                 p_intf->p_sys->p_vlc_wrapper->volume_mute();
308                                 snooze( 400000 );
309                                 p_intf->p_sys->p_vlc_wrapper->playFaster();
310                         }
311                         break;
312         
313                 case SLOWER_PLAY:
314                         /*  cycle the slow playback modes */
315                         if (playback_status > UNDEF_S)
316                         {
317                                 p_intf->p_sys->p_vlc_wrapper->volume_mute();
318                                 snooze( 400000 );
319                                 p_intf->p_sys->p_vlc_wrapper->playSlower();
320                         }
321                         break;
322         
323                 case NORMAL_PLAY:
324                         /*  restore speed to normal if already playing */
325                         if (playback_status > UNDEF_S)
326                         {
327                                 p_intf->p_sys->p_vlc_wrapper->volume_restore();
328                                 p_intf->p_sys->p_vlc_wrapper->playlistPlay();
329                         }
330                         break;
331         
332                 case SEEK_PLAYBACK:
333                         /* handled by semaphores */
334                         break;
335                 // volume related messages
336                 case VOLUME_CHG:
337                         /* adjust the volume */
338                         if (playback_status > UNDEF_S)
339                         {
340                                 p_intf->p_sys->p_vlc_wrapper->set_volume( p_mediaControl->GetVolume() );
341                                 p_mediaControl->SetMuted( p_intf->p_sys->p_vlc_wrapper->is_muted() );
342                         }
343                         break;
344         
345                 case VOLUME_MUTE:
346                         // toggle muting
347                         p_intf->p_sys->p_vlc_wrapper->toggle_mute();
348                         p_mediaControl->SetMuted( p_intf->p_sys->p_vlc_wrapper->is_muted() );
349                         break;
350         
351                 case SELECT_CHANNEL:
352                         if ( playback_status > UNDEF_S )
353                         {
354                                 int32 channel;
355                                 if ( p_message->FindInt32( "channel", &channel ) == B_OK )
356                                 {
357                                         p_intf->p_sys->p_vlc_wrapper->toggleLanguage( channel );
358                                         // vlc seems to remember the volume for every channel,
359                                         // but I would assume that to be somewhat annoying to the user
360                                         // the next call will also unmute the volume, which is probably
361                                         // desired as well, because if the user selects another language,
362                                         // he probably wants to hear the change as well
363                                         snooze( 400000 );       // we have to wait a bit, or the change will be reverted
364                                         p_intf->p_sys->p_vlc_wrapper->set_volume( p_mediaControl->GetVolume() );
365                                 }
366                         }
367                         break;
368         
369                 case SELECT_SUBTITLE:
370                         if ( playback_status > UNDEF_S )
371                         {
372                                 int32 subtitle;
373                                 if ( p_message->FindInt32( "subtitle", &subtitle ) == B_OK )
374                                         p_intf->p_sys->p_vlc_wrapper->toggleSubtitle( subtitle );
375                         }
376                         break;
377         
378                 // specific navigation messages
379                 case PREV_TITLE:
380                 {
381                         int             i_id;
382             i_id = p_intf->p_sys->p_input->stream.p_selected_area->i_id - 1;
383
384             /* Disallow area 0 since it is used for video_ts.vob */
385             if( i_id > 0 )
386             {
387                 p_intf->p_sys->p_vlc_wrapper->toggleTitle(i_id);
388             }
389                         break;
390                 }
391                 case NEXT_TITLE:
392                 {
393                         int             i_id;
394
395             i_id = p_intf->p_sys->p_input->stream.p_selected_area->i_id + 1;
396
397             if( i_id < p_intf->p_sys->p_input->stream.i_area_nb )
398             {
399                 p_intf->p_sys->p_vlc_wrapper->toggleTitle(i_id);
400             }
401                         break;
402                 }
403                 case TOGGLE_TITLE:
404                         if ( playback_status > UNDEF_S )
405                         {
406                                 int32 index;
407                                 if ( p_message->FindInt32( "index", &index ) == B_OK )
408                                         p_intf->p_sys->p_vlc_wrapper->toggleTitle( index );
409                         }
410                         break;
411                 case PREV_CHAPTER:
412                 {
413                         int             i_id;
414
415             i_id = p_intf->p_sys->p_input->stream.p_selected_area->i_part - 1;
416
417             if( i_id >= 0 )
418             {
419                 p_intf->p_sys->p_vlc_wrapper->toggleChapter(i_id);
420             }
421                         break;
422                 }
423                 case NEXT_CHAPTER:
424                 {
425                         int             i_id;
426
427             i_id = p_intf->p_sys->p_input->stream.p_selected_area->i_part + 1;
428
429             if( i_id >= 0 )
430             {
431                 p_intf->p_sys->p_vlc_wrapper->toggleChapter(i_id);
432             }
433                         break;
434                 }
435                 case TOGGLE_CHAPTER:
436                         if ( playback_status > UNDEF_S )
437                         {
438                                 int32 index;
439                                 if ( p_message->FindInt32( "index", &index ) == B_OK )
440                                         p_intf->p_sys->p_vlc_wrapper->toggleChapter( index );
441                         }
442                         break;
443                 case PREV_FILE:
444                         p_intf->p_sys->p_vlc_wrapper->playlistPrev();
445                         break;
446                 case NEXT_FILE:
447                         p_intf->p_sys->p_vlc_wrapper->playlistNext();
448                         break;
449                 // general next/prev functionality (skips to whatever makes most sense)
450                 case NAVIGATE_PREV:
451                         p_intf->p_sys->p_vlc_wrapper->navigatePrev();
452                         break;
453                 case NAVIGATE_NEXT:
454                         p_intf->p_sys->p_vlc_wrapper->navigateNext();
455                         break;
456                 // drag'n'drop and system messages
457                 case B_REFS_RECEIVED:
458                 case B_SIMPLE_DATA:
459                         {
460                                 // figure out if user wants files replaced or added
461                                 bool replace = false;
462                                 if ( p_message->WasDropped() )
463                                         replace = !( modifiers() & B_SHIFT_KEY );
464                                 // build list of files to be played from message contents
465                                 entry_ref ref;
466                                 BList files;
467                                 for ( int i = 0; p_message->FindRef( "refs", i, &ref ) == B_OK; i++ )
468                                 {
469                                         BPath path( &ref );
470                                         if ( path.InitCheck() == B_OK )
471                                                 // the BString objects will be deleted
472                                                 // by the wrapper function further down
473                                                 files.AddItem( new BString( (char*)path.Path() ) );
474                                 }
475                                 // give the list to VLC
476                                 p_intf->p_sys->p_vlc_wrapper->openFiles(&files, replace);
477                                 _UpdatePlaylist();
478                         }
479                         break;
480
481                 case OPEN_PREFERENCES:
482                     if( fPreferencesWindow->Lock() )
483                     {
484                             if (fPreferencesWindow->IsHidden())
485                                     fPreferencesWindow->Show();
486                             else
487                                     fPreferencesWindow->Activate();
488                                 fPreferencesWindow->Unlock();
489                         }
490                         break;
491                                 
492                 default:
493                         BWindow::MessageReceived( p_message );
494                         break;
495         }
496
497 }
498
499 /*****************************************************************************
500  * InterfaceWindow::QuitRequested
501  *****************************************************************************/
502 bool InterfaceWindow::QuitRequested()
503 {
504         if (p_intf->p_sys->p_input)
505         {
506                 p_intf->p_sys->p_vlc_wrapper->volume_mute();
507                 snooze( 400000 );
508                 p_intf->p_sys->p_vlc_wrapper->playlistStop();
509                 p_mediaControl->SetStatus(NOT_STARTED_S, DEFAULT_RATE);
510         }
511         
512         p_intf->b_die = 1;
513
514         _StoreSettings();
515
516         return( true );
517 }
518
519 /*****************************************************************************
520  * InterfaceWindow::updateInterface
521  *****************************************************************************/
522 void InterfaceWindow::updateInterface()
523 {
524         input_thread_t* input = p_intf->p_sys->p_input;
525         if ( input )
526         {
527                 if ( acquire_sem( p_mediaControl->fScrubSem ) == B_OK )
528                 {
529                     p_intf->p_sys->p_vlc_wrapper->setTimeAsFloat(p_mediaControl->GetSeekTo());
530                 }
531                 else if ( Lock() )
532                 {
533                         bool hasTitles = input->stream.i_area_nb > 1;
534                         bool hasChapters = input->stream.p_selected_area->i_part_nb > 1;
535                         p_mediaControl->SetStatus( input->stream.control.i_status, 
536                                                                            input->stream.control.i_rate );
537                         p_mediaControl->SetProgress( input->stream.p_selected_area->i_tell,
538                                                                                  input->stream.p_selected_area->i_size );
539                         _SetMenusEnabled( true, hasChapters, hasTitles );
540
541                         _UpdateSpeedMenu( input->stream.control.i_rate );
542
543                         // enable/disable skip buttons
544                         bool canSkipPrev;
545                         bool canSkipNext;
546                         p_intf->p_sys->p_vlc_wrapper->getNavCapabilities( &canSkipPrev, &canSkipNext );
547                         p_mediaControl->SetSkippable( canSkipPrev, canSkipNext );
548
549                         if ( p_intf->p_sys->p_vlc_wrapper->has_audio() )
550                         {
551                                 p_mediaControl->SetAudioEnabled( true );
552                                 p_mediaControl->SetMuted( p_intf->p_sys->p_vlc_wrapper->is_muted() );
553                         } else
554                                 p_mediaControl->SetAudioEnabled( false );
555
556                         if ( input != fInputThread )
557                         {
558                                 fInputThread = input;
559                                 _InputStreamChanged();
560                         }
561
562                         Unlock();
563                 }
564                 // update playlist as well
565                 if ( fPlaylistWindow->Lock() )
566                 {
567                         fPlaylistWindow->UpdatePlaylist();
568                         fPlaylistWindow->Unlock();
569                 }
570         }
571         else
572                 _SetMenusEnabled(false);
573
574         playlist_t *p_playlist = p_intf->p_sys->p_playlist;
575         
576         if ( fPlaylistIsEmpty != ( p_playlist->i_size < 0) )
577         {
578                 if ( Lock() )
579                 {
580                         fPlaylistIsEmpty = !fPlaylistIsEmpty;
581                         p_mediaControl->SetEnabled( !fPlaylistIsEmpty );
582                         Unlock();
583                 }
584         }
585         if ( input != fInputThread )
586                 fInputThread = input;
587
588         fLastUpdateTime = system_time();
589 }
590
591 /*****************************************************************************
592  * InterfaceWindow::IsStopped
593  *****************************************************************************/
594 bool
595 InterfaceWindow::IsStopped() const
596 {
597         return (system_time() - fLastUpdateTime > INTERFACE_UPDATE_TIMEOUT);
598 }
599
600 /*****************************************************************************
601  * InterfaceWindow::_UpdatePlaylist
602  *****************************************************************************/
603 void
604 InterfaceWindow::_UpdatePlaylist()
605 {
606         if ( fPlaylistWindow->Lock() )
607         {
608                 fPlaylistWindow->UpdatePlaylist( true );
609                 fPlaylistWindow->Unlock();
610                 playlist_t *p_playlist = p_intf->p_sys->p_playlist;
611                 fPlaylistIsEmpty = p_playlist->i_size < 1;
612                 p_mediaControl->SetEnabled( !fPlaylistIsEmpty );
613         }
614 }
615
616 /*****************************************************************************
617  * InterfaceWindow::_SetMenusEnabled
618  *****************************************************************************/
619 void
620 InterfaceWindow::_SetMenusEnabled(bool hasFile, bool hasChapters, bool hasTitles)
621 {
622         if (!hasFile)
623         {
624                 hasChapters = false;
625                 hasTitles = false;
626         }
627         if (Lock())
628         {
629                 if (fNextChapterMI->IsEnabled() != hasChapters)
630                         fNextChapterMI->SetEnabled(hasChapters);
631                 if (fPrevChapterMI->IsEnabled() != hasChapters)
632                         fPrevChapterMI->SetEnabled(hasChapters);
633                 if (fChapterMenu->IsEnabled() != hasChapters)
634                         fChapterMenu->SetEnabled(hasChapters);
635                 if (fNextTitleMI->IsEnabled() != hasTitles)
636                         fNextTitleMI->SetEnabled(hasTitles);
637                 if (fPrevTitleMI->IsEnabled() != hasTitles)
638                         fPrevTitleMI->SetEnabled(hasTitles);
639                 if (fTitleMenu->IsEnabled() != hasTitles)
640                         fTitleMenu->SetEnabled(hasTitles);
641                 if (fAudioMenu->IsEnabled() != hasFile)
642                         fAudioMenu->SetEnabled(hasFile);
643                 if (fNavigationMenu->IsEnabled() != hasFile)
644                         fNavigationMenu->SetEnabled(hasFile);
645                 if (fLanguageMenu->IsEnabled() != hasFile)
646                         fLanguageMenu->SetEnabled(hasFile);
647                 if (fSubtitlesMenu->IsEnabled() != hasFile)
648                         fSubtitlesMenu->SetEnabled(hasFile);
649                 if (fSpeedMenu->IsEnabled() != hasFile)
650                         fSpeedMenu->SetEnabled(hasFile);
651                 Unlock();
652         }
653 }
654
655 /*****************************************************************************
656  * InterfaceWindow::_UpdateSpeedMenu
657  *****************************************************************************/
658 void
659 InterfaceWindow::_UpdateSpeedMenu( int rate )
660 {
661         if ( rate == DEFAULT_RATE )
662         {
663                 if ( !fNormalMI->IsMarked() )
664                         fNormalMI->SetMarked( true );
665         }
666         else if ( rate < DEFAULT_RATE )
667         {
668                 if ( !fFasterMI->IsMarked() )
669                         fFasterMI->SetMarked( true );
670         }
671         else
672         {
673                 if ( !fSlowerMI->IsMarked() )
674                         fSlowerMI->SetMarked( true );
675         }
676 }
677
678 /*****************************************************************************
679  * InterfaceWindow::_InputStreamChanged
680  *****************************************************************************/
681 void
682 InterfaceWindow::_InputStreamChanged()
683 {
684 //printf("InterfaceWindow::_InputStreamChanged()\n");
685         // TODO: move more stuff from updateInterface() here!
686         snooze( 400000 );
687         p_intf->p_sys->p_vlc_wrapper->set_volume( p_mediaControl->GetVolume() );
688 }
689
690 /*****************************************************************************
691  * InterfaceWindow::_LoadSettings
692  *****************************************************************************/
693 status_t
694 InterfaceWindow::_LoadSettings( BMessage* message, const char* fileName, const char* folder )
695 {
696         status_t ret = B_BAD_VALUE;
697         if ( message )
698         {
699                 BPath path;
700                 if ( ( ret = find_directory( B_USER_SETTINGS_DIRECTORY, &path ) ) == B_OK )
701                 {
702                         // passing folder is optional
703                         if ( folder )
704                                 ret = path.Append( folder );
705                         if ( ret == B_OK && ( ret = path.Append( fileName ) ) == B_OK )
706                         {
707                                 BFile file( path.Path(), B_READ_ONLY );
708                                 if ( ( ret = file.InitCheck() ) == B_OK )
709                                 {
710                                         ret = message->Unflatten( &file );
711                                         file.Unset();
712                                 }
713                         }
714                 }
715         }
716         return ret;
717 }
718
719 /*****************************************************************************
720  * InterfaceWindow::_SaveSettings
721  *****************************************************************************/
722 status_t
723 InterfaceWindow::_SaveSettings( BMessage* message, const char* fileName, const char* folder )
724 {
725         status_t ret = B_BAD_VALUE;
726         if ( message )
727         {
728                 BPath path;
729                 if ( ( ret = find_directory( B_USER_SETTINGS_DIRECTORY, &path ) ) == B_OK )
730                 {
731                         // passing folder is optional
732                         if ( folder && ( ret = path.Append( folder ) ) == B_OK )
733                                 ret = create_directory( path.Path(), 0777 );
734                         if ( ret == B_OK && ( ret = path.Append( fileName ) ) == B_OK )
735                         {
736                                 BFile file( path.Path(), B_WRITE_ONLY | B_CREATE_FILE | B_ERASE_FILE );
737                                 if ( ( ret = file.InitCheck() ) == B_OK )
738                                 {
739                                         ret = message->Flatten( &file );
740                                         file.Unset();
741                                 }
742                         }
743                 }
744         }
745         return ret;
746 }
747
748 /*****************************************************************************
749  * InterfaceWindow::_RestoreSettings
750  *****************************************************************************/
751 bool
752 make_sure_frame_is_on_screen( BRect& frame )
753 {
754         BScreen screen( B_MAIN_SCREEN_ID );
755         if (frame.IsValid() && screen.IsValid()) {
756                 if (!screen.Frame().Contains(frame)) {
757                         // make sure frame fits in the screen
758                         if (frame.Width() > screen.Frame().Width())
759                                 frame.right -= frame.Width() - screen.Frame().Width() + 10.0;
760                         if (frame.Height() > screen.Frame().Height())
761                                 frame.bottom -= frame.Height() - screen.Frame().Height() + 30.0;
762                         // frame is now at the most the size of the screen
763                         if (frame.right > screen.Frame().right)
764                                 frame.OffsetBy(-(frame.right - screen.Frame().right), 0.0);
765                         if (frame.bottom > screen.Frame().bottom)
766                                 frame.OffsetBy(0.0, -(frame.bottom - screen.Frame().bottom));
767                         if (frame.left < screen.Frame().left)
768                                 frame.OffsetBy((screen.Frame().left - frame.left), 0.0);
769                         if (frame.top < screen.Frame().top)
770                                 frame.OffsetBy(0.0, (screen.Frame().top - frame.top));
771                 }
772                 return true;
773         }
774         return false;
775 }
776
777 void
778 make_sure_frame_is_within_limits( BRect& frame, float minWidth, float minHeight,
779                                                                   float maxWidth, float maxHeight )
780 {
781         if ( frame.Width() < minWidth )
782                 frame.right = frame.left + minWidth;
783         if ( frame.Height() < minHeight )
784                 frame.bottom = frame.top + minHeight;
785         if ( frame.Width() > maxWidth )
786                 frame.right = frame.left + maxWidth;
787         if ( frame.Height() > maxHeight )
788                 frame.bottom = frame.top + maxHeight;
789 }
790
791 /*****************************************************************************
792  * InterfaceWindow::_RestoreSettings
793  *****************************************************************************/
794 void
795 InterfaceWindow::_RestoreSettings()
796 {
797         if ( _LoadSettings( fSettings, "interface_settings", "VideoLAN Client" ) == B_OK )
798         {
799                 BRect mainFrame;
800                 if ( fSettings->FindRect( "main frame", &mainFrame ) == B_OK )
801                 {
802                         // sanity checks: make sure window is not too big/small
803                         // and that it's not off-screen
804                         float minWidth, maxWidth, minHeight, maxHeight;
805                         GetSizeLimits( &minWidth, &maxWidth, &minHeight, &maxHeight );
806
807                         make_sure_frame_is_within_limits( mainFrame,
808                                                                                           minWidth, minHeight, maxWidth, maxHeight );
809                         make_sure_frame_is_on_screen( mainFrame );
810
811
812                         MoveTo( mainFrame.LeftTop() );
813                         ResizeTo( mainFrame.Width(), mainFrame.Height() );
814                 }
815                 if ( fPlaylistWindow->Lock() )
816                 {
817                         BRect playlistFrame;
818                         if (fSettings->FindRect( "playlist frame", &playlistFrame ) == B_OK )
819                         {
820                                 // sanity checks: make sure window is not too big/small
821                                 // and that it's not off-screen
822                                 float minWidth, maxWidth, minHeight, maxHeight;
823                                 fPlaylistWindow->GetSizeLimits( &minWidth, &maxWidth, &minHeight, &maxHeight );
824
825                                 make_sure_frame_is_within_limits( playlistFrame,
826                                                                                                   minWidth, minHeight, maxWidth, maxHeight );
827                                 make_sure_frame_is_on_screen( playlistFrame );
828
829                                 fPlaylistWindow->MoveTo( playlistFrame.LeftTop() );
830                                 fPlaylistWindow->ResizeTo( playlistFrame.Width(), playlistFrame.Height() );
831                         }
832                         
833                         bool showing;
834                         if ( fSettings->FindBool( "playlist showing", &showing ) == B_OK )
835                         {
836                                 if ( showing )
837                                 {
838                                         if ( fPlaylistWindow->IsHidden() )
839                                                 fPlaylistWindow->Show();
840                                 }
841                                 else
842                                 {
843                                         if ( !fPlaylistWindow->IsHidden() )
844                                                 fPlaylistWindow->Hide();
845                                 }
846                         }
847
848                         fPlaylistWindow->Unlock();
849                 }
850         }
851 }
852
853 /*****************************************************************************
854  * InterfaceWindow::_StoreSettings
855  *****************************************************************************/
856 void
857 InterfaceWindow::_StoreSettings()
858 {
859         if ( fSettings->ReplaceRect( "main frame", Frame() ) != B_OK )
860                 fSettings->AddRect( "main frame", Frame() );
861         if ( fPlaylistWindow->Lock() )
862         {
863                 if (fSettings->ReplaceRect( "playlist frame", fPlaylistWindow->Frame() ) != B_OK)
864                         fSettings->AddRect( "playlist frame", fPlaylistWindow->Frame() );
865                 if (fSettings->ReplaceBool( "playlist showing", !fPlaylistWindow->IsHidden() ) != B_OK)
866                         fSettings->AddBool( "playlist showing", !fPlaylistWindow->IsHidden() );
867                 fPlaylistWindow->Unlock();
868         }
869         _SaveSettings( fSettings, "interface_settings", "VideoLAN Client" );
870 }
871
872 /*****************************************************************************
873  * CDMenu::CDMenu
874  *****************************************************************************/
875 CDMenu::CDMenu(const char *name)
876           : BMenu(name)
877 {
878 }
879
880 /*****************************************************************************
881  * CDMenu::~CDMenu
882  *****************************************************************************/
883 CDMenu::~CDMenu()
884 {
885 }
886
887 /*****************************************************************************
888  * CDMenu::AttachedToWindow
889  *****************************************************************************/
890 void CDMenu::AttachedToWindow(void)
891 {
892         // remove all items
893         while (BMenuItem* item = RemoveItem(0L))
894                 delete item;
895         GetCD("/dev/disk");
896         BMenu::AttachedToWindow();
897 }
898
899 /*****************************************************************************
900  * CDMenu::GetCD
901  *****************************************************************************/
902 int CDMenu::GetCD( const char *directory )
903 {
904         BVolumeRoster *volRoster;
905         BVolume    *vol;
906         BDirectory      *dir;
907         int                status;
908         int                mounted;   
909         char              name[B_FILE_NAME_LENGTH]; 
910         fs_info    info;
911         dev_t            dev;
912         
913         volRoster = new BVolumeRoster();
914         vol = new BVolume();
915         dir = new BDirectory();
916         status = volRoster->GetNextVolume(vol);
917         status = vol->GetRootDirectory(dir);
918         while (status ==  B_NO_ERROR)
919         {
920                 mounted = vol->GetName(name);   
921                 if ((mounted == B_OK) && /* Disk is currently Mounted */
922                         (vol->IsReadOnly()) ) /* Disk is read-only */
923                 {
924                         dev = vol->Device();
925                         fs_stat_dev(dev, &info);
926                         
927                         device_geometry g;
928                         int i_dev;
929                         i_dev = open( info.device_name, O_RDONLY );
930                    
931                         if( i_dev >= 0 )
932                         {
933                                 if( ioctl(i_dev, B_GET_GEOMETRY, &g, sizeof(g)) >= 0 )
934                                 {
935                                         if( g.device_type == B_CD ) //ensure the drive is a CD-ROM
936                                         {
937                                                 BMessage *msg;
938                                                 msg = new BMessage( OPEN_DVD );
939                                                 msg->AddString( "device", info.device_name );
940                                                 BMenuItem *menu_item;
941                                                 menu_item = new BMenuItem( name, msg );
942                                                 AddItem( menu_item );
943                                         }
944                                         close(i_dev);
945                                 }
946                         }
947                 }
948                 vol->Unset();
949                 status = volRoster->GetNextVolume(vol);
950         }
951         return 0;
952 }
953
954 /*****************************************************************************
955  * LanguageMenu::LanguageMenu
956  *****************************************************************************/
957 LanguageMenu::LanguageMenu(const char *name, int menu_kind, 
958                                                         intf_thread_t  *p_interface)
959         :BMenu(name)
960 {
961         kind = menu_kind;
962         p_intf = p_interface;
963 }
964
965 /*****************************************************************************
966  * LanguageMenu::~LanguageMenu
967  *****************************************************************************/
968 LanguageMenu::~LanguageMenu()
969 {
970 }
971
972 /*****************************************************************************
973  * LanguageMenu::AttachedToWindow
974  *****************************************************************************/
975 void LanguageMenu::AttachedToWindow()
976 {
977         // remove all items
978         while ( BMenuItem* item = RemoveItem( 0L ) )
979                 delete item;
980
981         SetRadioMode( true );
982         _GetChannels();
983         BMenu::AttachedToWindow();
984 }
985
986 /*****************************************************************************
987  * LanguageMenu::_GetChannels
988  *****************************************************************************/
989 void LanguageMenu::_GetChannels()
990 {
991         char  *psz_name;
992         bool   b_active;
993         BMessage *msg;
994         BMenuItem *menu_item;
995         int     i;
996         es_descriptor_t *p_es  = NULL;
997
998         // Insert the "None" item if in subtitle mode
999         if( kind != AUDIO_ES ) //subtitle
1000         {
1001                 msg = new BMessage( SELECT_SUBTITLE );
1002                 msg->AddInt32( "subtitle", -1 );
1003                 menu_item = new BMenuItem( "None", msg );
1004                 AddItem( menu_item );
1005                 menu_item->SetMarked( true );
1006         }
1007
1008         input_thread_t* input = p_intf->p_sys->p_input;
1009         if ( input )
1010         {
1011                 vlc_mutex_lock( &input->stream.stream_lock );
1012                 for( i = 0; i < input->stream.i_selected_es_number; i++ )
1013                 {
1014                         if( kind == input->stream.pp_selected_es[i]->i_cat )
1015                                 p_es = input->stream.pp_selected_es[i];
1016                 }
1017         
1018                 int32 addedItems = 0;
1019                 bool emptyItemAdded = false;
1020                 uint32 what = kind == AUDIO_ES ? SELECT_CHANNEL : SELECT_SUBTITLE;
1021                 const char* fieldName = kind == AUDIO_ES ? "channel" : "subtitle";
1022         
1023                 for ( i = 0; i < input->stream.i_es_number; i++ )
1024                 {
1025                         if ( kind == input->stream.pp_es[i]->i_cat )
1026                         {
1027                                 bool addItem = true;
1028                                 psz_name = input->stream.pp_es[i]->psz_desc;
1029                                 // workarround for irritating empty strings
1030                                 if ( strcmp(psz_name, "") == 0 )
1031                                 {
1032 //                                      if ( kind != AUDIO_ES ) // don't add empty subtitle items, they don't work anyways
1033 //                                              addItem = false;
1034 //                                      else
1035 //                                      {
1036                                                 if (!emptyItemAdded)
1037                                                 {
1038                                                         psz_name = "<default>";
1039                                                         emptyItemAdded = true;
1040                                                 }
1041                                                 else
1042                                                         psz_name = "<unkown>";
1043 //                                      }
1044                                 }
1045                                 if ( addItem )
1046                                 {
1047                                         addedItems++;
1048                                         msg = new BMessage( what );
1049                                         msg->AddInt32( fieldName, i );
1050                                         menu_item = new BMenuItem( psz_name, msg );
1051                                         AddItem( menu_item );
1052                                         b_active = ( p_es == input->stream.pp_es[i] );
1053                                         menu_item->SetMarked( b_active );
1054                                 }
1055                         }
1056                 }
1057                 vlc_mutex_unlock( &input->stream.stream_lock );
1058         
1059                 // enhance readability and separate first item from rest
1060                 if ( ( emptyItemAdded || kind != AUDIO_ES ) && addedItems > 1 )
1061                          AddItem( new BSeparatorItem(), 1 );
1062         }
1063 }
1064
1065
1066
1067 /*****************************************************************************
1068  * TitleMenu::TitleMenu
1069  *****************************************************************************/
1070 TitleMenu::TitleMenu( const char *name, intf_thread_t  *p_interface )
1071         : BMenu(name),
1072         p_intf( p_interface )
1073 {
1074 }
1075
1076 /*****************************************************************************
1077  * TitleMenu::~TitleMenu
1078  *****************************************************************************/
1079 TitleMenu::~TitleMenu()
1080 {
1081 }
1082
1083 /*****************************************************************************
1084  * TitleMenu::AttachedToWindow
1085  *****************************************************************************/
1086 void TitleMenu::AttachedToWindow()
1087 {
1088         // make title menu empty
1089         while ( BMenuItem* item = RemoveItem( 0L ) )
1090                 delete item;
1091
1092         input_thread_t* input = p_intf->p_sys->p_input;
1093         if ( input )
1094         {
1095                 // lock stream access
1096                 vlc_mutex_lock( &input->stream.stream_lock );
1097                 // populate menu according to current stream
1098                 int32 numTitles = input->stream.i_area_nb;
1099                 if ( numTitles > 1 )
1100                 {
1101                         // disallow title 0!
1102                         for ( int32 i = 1; i < numTitles; i++ )
1103                         {
1104                                 BMessage* message = new BMessage( TOGGLE_TITLE );
1105                                 message->AddInt32( "index", i );
1106                                 BString helper( "" );
1107                                 helper << i;
1108                                 BMenuItem* item = new BMenuItem( helper.String(), message );
1109                                 item->SetMarked( input->stream.p_selected_area->i_id == i );
1110                                 AddItem( item );
1111                         }
1112                 }
1113                 // done messing with stream
1114                 vlc_mutex_unlock( &input->stream.stream_lock );
1115         }
1116         BMenu::AttachedToWindow();
1117 }
1118
1119
1120 /*****************************************************************************
1121  * ChapterMenu::ChapterMenu
1122  *****************************************************************************/
1123 ChapterMenu::ChapterMenu( const char *name, intf_thread_t  *p_interface )
1124         : BMenu(name),
1125         p_intf( p_interface )
1126 {
1127 }
1128
1129 /*****************************************************************************
1130  * ChapterMenu::~ChapterMenu
1131  *****************************************************************************/
1132 ChapterMenu::~ChapterMenu()
1133 {
1134 }
1135
1136 /*****************************************************************************
1137  * ChapterMenu::AttachedToWindow
1138  *****************************************************************************/
1139 void ChapterMenu::AttachedToWindow()
1140 {
1141         // make title menu empty
1142         while ( BMenuItem* item = RemoveItem( 0L ) )
1143                 delete item;
1144
1145         input_thread_t* input = p_intf->p_sys->p_input;
1146         if ( input )
1147         {
1148                 // lock stream access
1149                 vlc_mutex_lock( &input->stream.stream_lock );
1150                 // populate menu according to current stream
1151                 int32 numChapters = input->stream.p_selected_area->i_part_nb;
1152                 if ( numChapters > 1 )
1153                 {
1154                         for ( int32 i = 0; i < numChapters; i++ )
1155                         {
1156                                 BMessage* message = new BMessage( TOGGLE_CHAPTER );
1157                                 message->AddInt32( "index", i );
1158                                 BString helper( "" );
1159                                 helper << i + 1;
1160                                 BMenuItem* item = new BMenuItem( helper.String(), message );
1161                                 item->SetMarked( input->stream.p_selected_area->i_part == i );
1162                                 AddItem( item );
1163                         }
1164                 }
1165                 // done messing with stream
1166                 vlc_mutex_unlock( &input->stream.stream_lock );
1167         }
1168         BMenu::AttachedToWindow();
1169 }
1170