- Added LCD info view from 0.4.x
[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 1.5 2002/10/28 19:42:24 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 = (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
72                                                        FIND_ANYWHERE );
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         fPreferencesWindow = new PreferencesWindow( BRect( 100, 400, 500, 595 ),
81                                                     "Preferences",
82                                                     p_intf );
83     
84         // set the title bar
85         SetName( "interface" );
86         SetTitle( VOUT_TITLE );
87
88         // the media control view
89         p_mediaControl = new MediaControlView( BRect( 0.0, 0.0, 250.0, 50.0 ),
90                                                p_intf );
91         p_mediaControl->SetViewColor( ui_color( B_PANEL_BACKGROUND_COLOR ) );
92         p_mediaControl->SetEnabled( !fPlaylistIsEmpty );
93
94         float width, height;
95         p_mediaControl->GetPreferredSize( &width, &height );
96
97         // set up the main menu
98         fMenuBar = new BMenuBar( BRect(0.0, 0.0, width, 15.0), "main menu",
99                                                          B_FOLLOW_NONE, B_ITEMS_IN_ROW, false );
100
101         // make menu bar resize to correct height
102         float menuWidth, menuHeight;
103         fMenuBar->GetPreferredSize( &menuWidth, &menuHeight );
104         fMenuBar->ResizeTo( width, menuHeight );        // don't change! it's a workarround!
105         // take care of proper size for ourself
106         height += fMenuBar->Bounds().Height();
107         ResizeTo( width, height );
108
109         p_mediaControl->MoveTo( fMenuBar->Bounds().LeftBottom() + BPoint(0.0, 1.0) );
110         AddChild( fMenuBar );
111         AddChild( p_mediaControl );
112
113         // Add the file Menu
114         BMenu* fileMenu = new BMenu( "File" );
115         fMenuBar->AddItem( fileMenu );
116         fileMenu->AddItem( new BMenuItem( "Open File" B_UTF8_ELLIPSIS,
117                                                                           new BMessage( OPEN_FILE ), 'O') );
118         
119         fileMenu->AddItem( new CDMenu( "Open Disc" ) );
120         
121         fileMenu->AddSeparatorItem();
122         fileMenu->AddItem( new BMenuItem( "Play List" B_UTF8_ELLIPSIS,
123                                                                           new BMessage( OPEN_PLAYLIST ), 'P') );
124         
125         fileMenu->AddSeparatorItem();
126         BMenuItem* item = new BMenuItem( "About" B_UTF8_ELLIPSIS,
127                                                                          new BMessage( B_ABOUT_REQUESTED ), 'A');
128         item->SetTarget( be_app );
129         fileMenu->AddItem( item );
130         fileMenu->AddItem( new BMenuItem( "Quit", new BMessage( B_QUIT_REQUESTED ), 'Q') );
131
132         fLanguageMenu = new LanguageMenu("Language", AUDIO_ES, p_intf);
133         fSubtitlesMenu = new LanguageMenu("Subtitles", SPU_ES, p_intf);
134
135         /* Add the Audio menu */
136         fAudioMenu = new BMenu( "Audio" );
137         fMenuBar->AddItem ( fAudioMenu );
138         fAudioMenu->AddItem( fLanguageMenu );
139         fAudioMenu->AddItem( fSubtitlesMenu );
140
141         fPrevTitleMI = new BMenuItem( "Prev Title", new BMessage( PREV_TITLE ) );
142         fNextTitleMI = new BMenuItem( "Next Title", new BMessage( NEXT_TITLE ) );
143         fPrevChapterMI = new BMenuItem( "Prev Chapter", new BMessage( PREV_CHAPTER ) );
144         fNextChapterMI = new BMenuItem( "Next Chapter", new BMessage( NEXT_CHAPTER ) );
145
146         /* Add the Navigation menu */
147         fNavigationMenu = new BMenu( "Navigation" );
148         fMenuBar->AddItem( fNavigationMenu );
149         fNavigationMenu->AddItem( fPrevTitleMI );
150         fNavigationMenu->AddItem( fNextTitleMI );
151         fNavigationMenu->AddItem( fTitleMenu = new TitleMenu( "Go to Title", p_intf ) );
152         fNavigationMenu->AddSeparatorItem();
153         fNavigationMenu->AddItem( fPrevChapterMI );
154         fNavigationMenu->AddItem( fNextChapterMI );
155         fNavigationMenu->AddItem( fChapterMenu = new ChapterMenu( "Go to Chapter", p_intf ) );
156
157         /* Add the Speed menu */
158         fSpeedMenu = new BMenu( "Speed" );
159         fSpeedMenu->SetRadioMode( true );
160         fSpeedMenu->AddItem( fSlowerMI = new BMenuItem( "Slower", new BMessage( SLOWER_PLAY ) ) );
161         fNormalMI = new BMenuItem( "Normal", new BMessage( NORMAL_PLAY ) );
162         fNormalMI->SetMarked(true); // default to normal speed
163         fSpeedMenu->AddItem( fNormalMI );
164         fSpeedMenu->AddItem( fFasterMI = new BMenuItem( "Faster", new BMessage( FASTER_PLAY) ) );
165         fSpeedMenu->SetTargetForItems( this );
166         fMenuBar->AddItem( fSpeedMenu );
167
168     /* Add the Settings menu */
169     fSettingsMenu = new BMenu( "Settings" );
170     fSettingsMenu->AddItem( fPreferencesMI =
171         new BMenuItem( "Preferences", new BMessage( OPEN_PREFERENCES ) ) );
172         fMenuBar->AddItem( fSettingsMenu );
173         
174         /* Add the Config menu */
175 //      BMenu* configMenu = new BMenu( "Config" );
176 //      menu_bar->AddItem( configMenu );
177 //      fOnTopMI = new BMenuItem( "Always on Top",
178 //                                                        new BMessage( TOGGLE_ON_TOP ) )
179 //      configMenu->AddItem(  );
180 //      fOnTopMI->SetMarked(false);                                                                     
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->IsHidden())
483                                 fPreferencesWindow->Show();
484                         else
485                                 fPreferencesWindow->Activate();
486                         break;
487                                 
488                 default:
489                         BWindow::MessageReceived( p_message );
490                         break;
491         }
492
493 }
494
495 /*****************************************************************************
496  * InterfaceWindow::QuitRequested
497  *****************************************************************************/
498 bool InterfaceWindow::QuitRequested()
499 {
500         if (p_intf->p_sys->p_input)
501         {
502                 p_intf->p_sys->p_vlc_wrapper->volume_mute();
503                 snooze( 400000 );
504                 p_intf->p_sys->p_vlc_wrapper->playlistStop();
505                 p_mediaControl->SetStatus(NOT_STARTED_S, DEFAULT_RATE);
506         }
507         
508         p_intf->b_die = 1;
509
510         _StoreSettings();
511
512         return( true );
513 }
514
515 /*****************************************************************************
516  * InterfaceWindow::updateInterface
517  *****************************************************************************/
518 void InterfaceWindow::updateInterface()
519 {
520         input_thread_t* input = p_intf->p_sys->p_input;
521         if ( input )
522         {
523                 if ( acquire_sem( p_mediaControl->fScrubSem ) == B_OK )
524                 {
525                     p_intf->p_sys->p_vlc_wrapper->setTimeAsFloat(p_mediaControl->GetSeekTo());
526                 }
527                 else if ( Lock() )
528                 {
529                         bool hasTitles = input->stream.i_area_nb > 1;
530                         bool hasChapters = input->stream.p_selected_area->i_part_nb > 1;
531                         p_mediaControl->SetStatus( input->stream.control.i_status, 
532                                                                            input->stream.control.i_rate );
533                         p_mediaControl->SetProgress( input->stream.p_selected_area->i_tell,
534                                                                                  input->stream.p_selected_area->i_size );
535                         _SetMenusEnabled( true, hasChapters, hasTitles );
536
537                         _UpdateSpeedMenu( input->stream.control.i_rate );
538
539                         // enable/disable skip buttons
540                         bool canSkipPrev;
541                         bool canSkipNext;
542                         p_intf->p_sys->p_vlc_wrapper->getNavCapabilities( &canSkipPrev, &canSkipNext );
543                         p_mediaControl->SetSkippable( canSkipPrev, canSkipNext );
544
545                         if ( p_intf->p_sys->p_vlc_wrapper->has_audio() )
546                         {
547                                 p_mediaControl->SetAudioEnabled( true );
548                                 p_mediaControl->SetMuted( p_intf->p_sys->p_vlc_wrapper->is_muted() );
549                         } else
550                                 p_mediaControl->SetAudioEnabled( false );
551
552                         if ( input != fInputThread )
553                         {
554                                 fInputThread = input;
555                                 _InputStreamChanged();
556                         }
557
558                         Unlock();
559                 }
560                 // update playlist as well
561                 if ( fPlaylistWindow->Lock() )
562                 {
563                         fPlaylistWindow->UpdatePlaylist();
564                         fPlaylistWindow->Unlock();
565                 }
566         }
567         else
568                 _SetMenusEnabled(false);
569
570         playlist_t *p_playlist = (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
571                                                        FIND_ANYWHERE );
572         if ( fPlaylistIsEmpty != ( p_playlist->i_size < 0) )
573         {
574                 if ( Lock() )
575                 {
576                         fPlaylistIsEmpty = !fPlaylistIsEmpty;
577                         p_mediaControl->SetEnabled( !fPlaylistIsEmpty );
578                         Unlock();
579                 }
580         }
581         if ( input != fInputThread )
582                 fInputThread = input;
583
584         fLastUpdateTime = system_time();
585 }
586
587 /*****************************************************************************
588  * InterfaceWindow::IsStopped
589  *****************************************************************************/
590 bool
591 InterfaceWindow::IsStopped() const
592 {
593         return (system_time() - fLastUpdateTime > INTERFACE_UPDATE_TIMEOUT);
594 }
595
596 /*****************************************************************************
597  * InterfaceWindow::_UpdatePlaylist
598  *****************************************************************************/
599 void
600 InterfaceWindow::_UpdatePlaylist()
601 {
602         if ( fPlaylistWindow->Lock() )
603         {
604                 fPlaylistWindow->UpdatePlaylist( true );
605                 fPlaylistWindow->Unlock();
606                 playlist_t *p_playlist = (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
607                                                        FIND_ANYWHERE );
608                 fPlaylistIsEmpty = p_playlist->i_size < 1;
609                 p_mediaControl->SetEnabled( !fPlaylistIsEmpty );
610         }
611 }
612
613 /*****************************************************************************
614  * InterfaceWindow::_SetMenusEnabled
615  *****************************************************************************/
616 void
617 InterfaceWindow::_SetMenusEnabled(bool hasFile, bool hasChapters, bool hasTitles)
618 {
619         if (!hasFile)
620         {
621                 hasChapters = false;
622                 hasTitles = false;
623         }
624         if (Lock())
625         {
626                 if (fNextChapterMI->IsEnabled() != hasChapters)
627                         fNextChapterMI->SetEnabled(hasChapters);
628                 if (fPrevChapterMI->IsEnabled() != hasChapters)
629                         fPrevChapterMI->SetEnabled(hasChapters);
630                 if (fChapterMenu->IsEnabled() != hasChapters)
631                         fChapterMenu->SetEnabled(hasChapters);
632                 if (fNextTitleMI->IsEnabled() != hasTitles)
633                         fNextTitleMI->SetEnabled(hasTitles);
634                 if (fPrevTitleMI->IsEnabled() != hasTitles)
635                         fPrevTitleMI->SetEnabled(hasTitles);
636                 if (fTitleMenu->IsEnabled() != hasTitles)
637                         fTitleMenu->SetEnabled(hasTitles);
638                 if (fAudioMenu->IsEnabled() != hasFile)
639                         fAudioMenu->SetEnabled(hasFile);
640                 if (fNavigationMenu->IsEnabled() != hasFile)
641                         fNavigationMenu->SetEnabled(hasFile);
642                 if (fLanguageMenu->IsEnabled() != hasFile)
643                         fLanguageMenu->SetEnabled(hasFile);
644                 if (fSubtitlesMenu->IsEnabled() != hasFile)
645                         fSubtitlesMenu->SetEnabled(hasFile);
646                 if (fSpeedMenu->IsEnabled() != hasFile)
647                         fSpeedMenu->SetEnabled(hasFile);
648                 Unlock();
649         }
650 }
651
652 /*****************************************************************************
653  * InterfaceWindow::_UpdateSpeedMenu
654  *****************************************************************************/
655 void
656 InterfaceWindow::_UpdateSpeedMenu( int rate )
657 {
658         if ( rate == DEFAULT_RATE )
659         {
660                 if ( !fNormalMI->IsMarked() )
661                         fNormalMI->SetMarked( true );
662         }
663         else if ( rate < DEFAULT_RATE )
664         {
665                 if ( !fFasterMI->IsMarked() )
666                         fFasterMI->SetMarked( true );
667         }
668         else
669         {
670                 if ( !fSlowerMI->IsMarked() )
671                         fSlowerMI->SetMarked( true );
672         }
673 }
674
675 /*****************************************************************************
676  * InterfaceWindow::_InputStreamChanged
677  *****************************************************************************/
678 void
679 InterfaceWindow::_InputStreamChanged()
680 {
681 //printf("InterfaceWindow::_InputStreamChanged()\n");
682         // TODO: move more stuff from updateInterface() here!
683         snooze( 400000 );
684         p_intf->p_sys->p_vlc_wrapper->set_volume( p_mediaControl->GetVolume() );
685 }
686
687 /*****************************************************************************
688  * InterfaceWindow::_LoadSettings
689  *****************************************************************************/
690 status_t
691 InterfaceWindow::_LoadSettings( BMessage* message, const char* fileName, const char* folder )
692 {
693         status_t ret = B_BAD_VALUE;
694         if ( message )
695         {
696                 BPath path;
697                 if ( ( ret = find_directory( B_USER_SETTINGS_DIRECTORY, &path ) ) == B_OK )
698                 {
699                         // passing folder is optional
700                         if ( folder )
701                                 ret = path.Append( folder );
702                         if ( ret == B_OK && ( ret = path.Append( fileName ) ) == B_OK )
703                         {
704                                 BFile file( path.Path(), B_READ_ONLY );
705                                 if ( ( ret = file.InitCheck() ) == B_OK )
706                                 {
707                                         ret = message->Unflatten( &file );
708                                         file.Unset();
709                                 }
710                         }
711                 }
712         }
713         return ret;
714 }
715
716 /*****************************************************************************
717  * InterfaceWindow::_SaveSettings
718  *****************************************************************************/
719 status_t
720 InterfaceWindow::_SaveSettings( BMessage* message, const char* fileName, const char* folder )
721 {
722         status_t ret = B_BAD_VALUE;
723         if ( message )
724         {
725                 BPath path;
726                 if ( ( ret = find_directory( B_USER_SETTINGS_DIRECTORY, &path ) ) == B_OK )
727                 {
728                         // passing folder is optional
729                         if ( folder && ( ret = path.Append( folder ) ) == B_OK )
730                                 ret = create_directory( path.Path(), 0777 );
731                         if ( ret == B_OK && ( ret = path.Append( fileName ) ) == B_OK )
732                         {
733                                 BFile file( path.Path(), B_WRITE_ONLY | B_CREATE_FILE | B_ERASE_FILE );
734                                 if ( ( ret = file.InitCheck() ) == B_OK )
735                                 {
736                                         ret = message->Flatten( &file );
737                                         file.Unset();
738                                 }
739                         }
740                 }
741         }
742         return ret;
743 }
744
745 /*****************************************************************************
746  * InterfaceWindow::_RestoreSettings
747  *****************************************************************************/
748 bool
749 make_sure_frame_is_on_screen( BRect& frame )
750 {
751         BScreen screen( B_MAIN_SCREEN_ID );
752         if (frame.IsValid() && screen.IsValid()) {
753                 if (!screen.Frame().Contains(frame)) {
754                         // make sure frame fits in the screen
755                         if (frame.Width() > screen.Frame().Width())
756                                 frame.right -= frame.Width() - screen.Frame().Width() + 10.0;
757                         if (frame.Height() > screen.Frame().Height())
758                                 frame.bottom -= frame.Height() - screen.Frame().Height() + 30.0;
759                         // frame is now at the most the size of the screen
760                         if (frame.right > screen.Frame().right)
761                                 frame.OffsetBy(-(frame.right - screen.Frame().right), 0.0);
762                         if (frame.bottom > screen.Frame().bottom)
763                                 frame.OffsetBy(0.0, -(frame.bottom - screen.Frame().bottom));
764                         if (frame.left < screen.Frame().left)
765                                 frame.OffsetBy((screen.Frame().left - frame.left), 0.0);
766                         if (frame.top < screen.Frame().top)
767                                 frame.OffsetBy(0.0, (screen.Frame().top - frame.top));
768                 }
769                 return true;
770         }
771         return false;
772 }
773
774 void
775 make_sure_frame_is_within_limits( BRect& frame, float minWidth, float minHeight,
776                                                                   float maxWidth, float maxHeight )
777 {
778         if ( frame.Width() < minWidth )
779                 frame.right = frame.left + minWidth;
780         if ( frame.Height() < minHeight )
781                 frame.bottom = frame.top + minHeight;
782         if ( frame.Width() > maxWidth )
783                 frame.right = frame.left + maxWidth;
784         if ( frame.Height() > maxHeight )
785                 frame.bottom = frame.top + maxHeight;
786 }
787
788 /*****************************************************************************
789  * InterfaceWindow::_RestoreSettings
790  *****************************************************************************/
791 void
792 InterfaceWindow::_RestoreSettings()
793 {
794         if ( _LoadSettings( fSettings, "interface_settings", "VideoLAN Client" ) == B_OK )
795         {
796                 BRect mainFrame;
797                 if ( fSettings->FindRect( "main frame", &mainFrame ) == B_OK )
798                 {
799                         // sanity checks: make sure window is not too big/small
800                         // and that it's not off-screen
801                         float minWidth, maxWidth, minHeight, maxHeight;
802                         GetSizeLimits( &minWidth, &maxWidth, &minHeight, &maxHeight );
803
804                         make_sure_frame_is_within_limits( mainFrame,
805                                                                                           minWidth, minHeight, maxWidth, maxHeight );
806                         make_sure_frame_is_on_screen( mainFrame );
807
808
809                         MoveTo( mainFrame.LeftTop() );
810                         ResizeTo( mainFrame.Width(), mainFrame.Height() );
811                 }
812                 if ( fPlaylistWindow->Lock() )
813                 {
814                         BRect playlistFrame;
815                         if (fSettings->FindRect( "playlist frame", &playlistFrame ) == B_OK )
816                         {
817                                 // sanity checks: make sure window is not too big/small
818                                 // and that it's not off-screen
819                                 float minWidth, maxWidth, minHeight, maxHeight;
820                                 fPlaylistWindow->GetSizeLimits( &minWidth, &maxWidth, &minHeight, &maxHeight );
821
822                                 make_sure_frame_is_within_limits( playlistFrame,
823                                                                                                   minWidth, minHeight, maxWidth, maxHeight );
824                                 make_sure_frame_is_on_screen( playlistFrame );
825
826                                 fPlaylistWindow->MoveTo( playlistFrame.LeftTop() );
827                                 fPlaylistWindow->ResizeTo( playlistFrame.Width(), playlistFrame.Height() );
828                         }
829                         
830                         bool showing;
831                         if ( fSettings->FindBool( "playlist showing", &showing ) == B_OK )
832                         {
833                                 if ( showing )
834                                 {
835                                         if ( fPlaylistWindow->IsHidden() )
836                                                 fPlaylistWindow->Show();
837                                 }
838                                 else
839                                 {
840                                         if ( !fPlaylistWindow->IsHidden() )
841                                                 fPlaylistWindow->Hide();
842                                 }
843                         }
844
845                         fPlaylistWindow->Unlock();
846                 }
847         }
848 }
849
850 /*****************************************************************************
851  * InterfaceWindow::_StoreSettings
852  *****************************************************************************/
853 void
854 InterfaceWindow::_StoreSettings()
855 {
856         if ( fSettings->ReplaceRect( "main frame", Frame() ) != B_OK )
857                 fSettings->AddRect( "main frame", Frame() );
858         if ( fPlaylistWindow->Lock() )
859         {
860                 if (fSettings->ReplaceRect( "playlist frame", fPlaylistWindow->Frame() ) != B_OK)
861                         fSettings->AddRect( "playlist frame", fPlaylistWindow->Frame() );
862                 if (fSettings->ReplaceBool( "playlist showing", !fPlaylistWindow->IsHidden() ) != B_OK)
863                         fSettings->AddBool( "playlist showing", !fPlaylistWindow->IsHidden() );
864                 fPlaylistWindow->Unlock();
865         }
866         _SaveSettings( fSettings, "interface_settings", "VideoLAN Client" );
867 }
868
869 /*****************************************************************************
870  * CDMenu::CDMenu
871  *****************************************************************************/
872 CDMenu::CDMenu(const char *name)
873           : BMenu(name)
874 {
875 }
876
877 /*****************************************************************************
878  * CDMenu::~CDMenu
879  *****************************************************************************/
880 CDMenu::~CDMenu()
881 {
882 }
883
884 /*****************************************************************************
885  * CDMenu::AttachedToWindow
886  *****************************************************************************/
887 void CDMenu::AttachedToWindow(void)
888 {
889         // remove all items
890         while (BMenuItem* item = RemoveItem(0L))
891                 delete item;
892         GetCD("/dev/disk");
893         BMenu::AttachedToWindow();
894 }
895
896 /*****************************************************************************
897  * CDMenu::GetCD
898  *****************************************************************************/
899 int CDMenu::GetCD( const char *directory )
900 {
901         BVolumeRoster *volRoster;
902         BVolume    *vol;
903         BDirectory      *dir;
904         int                status;
905         int                mounted;   
906         char              name[B_FILE_NAME_LENGTH]; 
907         fs_info    info;
908         dev_t            dev;
909         
910         volRoster = new BVolumeRoster();
911         vol = new BVolume();
912         dir = new BDirectory();
913         status = volRoster->GetNextVolume(vol);
914         status = vol->GetRootDirectory(dir);
915         while (status ==  B_NO_ERROR)
916         {
917                 mounted = vol->GetName(name);   
918                 if ((mounted == B_OK) && /* Disk is currently Mounted */
919                         (vol->IsReadOnly()) ) /* Disk is read-only */
920                 {
921                         dev = vol->Device();
922                         fs_stat_dev(dev, &info);
923                         
924                         device_geometry g;
925                         int i_dev;
926                         i_dev = open( info.device_name, O_RDONLY );
927                    
928                         if( i_dev >= 0 )
929                         {
930                                 if( ioctl(i_dev, B_GET_GEOMETRY, &g, sizeof(g)) >= 0 )
931                                 {
932                                         if( g.device_type == B_CD ) //ensure the drive is a CD-ROM
933                                         {
934                                                 BMessage *msg;
935                                                 msg = new BMessage( OPEN_DVD );
936                                                 msg->AddString( "device", info.device_name );
937                                                 BMenuItem *menu_item;
938                                                 menu_item = new BMenuItem( name, msg );
939                                                 AddItem( menu_item );
940                                         }
941                                         close(i_dev);
942                                 }
943                         }
944                 }
945                 vol->Unset();
946                 status = volRoster->GetNextVolume(vol);
947         }
948         return 0;
949 }
950
951 /*****************************************************************************
952  * LanguageMenu::LanguageMenu
953  *****************************************************************************/
954 LanguageMenu::LanguageMenu(const char *name, int menu_kind, 
955                                                         intf_thread_t  *p_interface)
956         :BMenu(name)
957 {
958         kind = menu_kind;
959         p_intf = p_interface;
960 }
961
962 /*****************************************************************************
963  * LanguageMenu::~LanguageMenu
964  *****************************************************************************/
965 LanguageMenu::~LanguageMenu()
966 {
967 }
968
969 /*****************************************************************************
970  * LanguageMenu::AttachedToWindow
971  *****************************************************************************/
972 void LanguageMenu::AttachedToWindow()
973 {
974         // remove all items
975         while ( BMenuItem* item = RemoveItem( 0L ) )
976                 delete item;
977
978         SetRadioMode( true );
979         _GetChannels();
980         BMenu::AttachedToWindow();
981 }
982
983 /*****************************************************************************
984  * LanguageMenu::_GetChannels
985  *****************************************************************************/
986 void LanguageMenu::_GetChannels()
987 {
988         char  *psz_name;
989         bool   b_active;
990         BMessage *msg;
991         BMenuItem *menu_item;
992         int     i;
993         es_descriptor_t *p_es  = NULL;
994
995         // Insert the "None" item if in subtitle mode
996         if( kind != AUDIO_ES ) //subtitle
997         {
998                 msg = new BMessage( SELECT_SUBTITLE );
999                 msg->AddInt32( "subtitle", -1 );
1000                 menu_item = new BMenuItem( "None", msg );
1001                 AddItem( menu_item );
1002                 menu_item->SetMarked( true );
1003         }
1004
1005         input_thread_t* input = p_intf->p_sys->p_input;
1006         if ( input )
1007         {
1008                 vlc_mutex_lock( &input->stream.stream_lock );
1009                 for( i = 0; i < input->stream.i_selected_es_number; i++ )
1010                 {
1011                         if( kind == input->stream.pp_selected_es[i]->i_cat )
1012                                 p_es = input->stream.pp_selected_es[i];
1013                 }
1014         
1015                 int32 addedItems = 0;
1016                 bool emptyItemAdded = false;
1017                 uint32 what = kind == AUDIO_ES ? SELECT_CHANNEL : SELECT_SUBTITLE;
1018                 const char* fieldName = kind == AUDIO_ES ? "channel" : "subtitle";
1019         
1020                 for ( i = 0; i < input->stream.i_es_number; i++ )
1021                 {
1022                         if ( kind == input->stream.pp_es[i]->i_cat )
1023                         {
1024                                 bool addItem = true;
1025                                 psz_name = input->stream.pp_es[i]->psz_desc;
1026                                 // workarround for irritating empty strings
1027                                 if ( strcmp(psz_name, "") == 0 )
1028                                 {
1029 //                                      if ( kind != AUDIO_ES ) // don't add empty subtitle items, they don't work anyways
1030 //                                              addItem = false;
1031 //                                      else
1032 //                                      {
1033                                                 if (!emptyItemAdded)
1034                                                 {
1035                                                         psz_name = "<default>";
1036                                                         emptyItemAdded = true;
1037                                                 }
1038                                                 else
1039                                                         psz_name = "<unkown>";
1040 //                                      }
1041                                 }
1042                                 if ( addItem )
1043                                 {
1044                                         addedItems++;
1045                                         msg = new BMessage( what );
1046                                         msg->AddInt32( fieldName, i );
1047                                         menu_item = new BMenuItem( psz_name, msg );
1048                                         AddItem( menu_item );
1049                                         b_active = ( p_es == input->stream.pp_es[i] );
1050                                         menu_item->SetMarked( b_active );
1051                                 }
1052                         }
1053                 }
1054                 vlc_mutex_unlock( &input->stream.stream_lock );
1055         
1056                 // enhance readability and separate first item from rest
1057                 if ( ( emptyItemAdded || kind != AUDIO_ES ) && addedItems > 1 )
1058                          AddItem( new BSeparatorItem(), 1 );
1059         }
1060 }
1061
1062
1063
1064 /*****************************************************************************
1065  * TitleMenu::TitleMenu
1066  *****************************************************************************/
1067 TitleMenu::TitleMenu( const char *name, intf_thread_t  *p_interface )
1068         : BMenu(name),
1069         p_intf( p_interface )
1070 {
1071 }
1072
1073 /*****************************************************************************
1074  * TitleMenu::~TitleMenu
1075  *****************************************************************************/
1076 TitleMenu::~TitleMenu()
1077 {
1078 }
1079
1080 /*****************************************************************************
1081  * TitleMenu::AttachedToWindow
1082  *****************************************************************************/
1083 void TitleMenu::AttachedToWindow()
1084 {
1085         // make title menu empty
1086         while ( BMenuItem* item = RemoveItem( 0L ) )
1087                 delete item;
1088
1089         input_thread_t* input = p_intf->p_sys->p_input;
1090         if ( input )
1091         {
1092                 // lock stream access
1093                 vlc_mutex_lock( &input->stream.stream_lock );
1094                 // populate menu according to current stream
1095                 int32 numTitles = input->stream.i_area_nb;
1096                 if ( numTitles > 1 )
1097                 {
1098                         // disallow title 0!
1099                         for ( int32 i = 1; i < numTitles; i++ )
1100                         {
1101                                 BMessage* message = new BMessage( TOGGLE_TITLE );
1102                                 message->AddInt32( "index", i );
1103                                 BString helper( "" );
1104                                 helper << i;
1105                                 BMenuItem* item = new BMenuItem( helper.String(), message );
1106                                 item->SetMarked( input->stream.p_selected_area->i_id == i );
1107                                 AddItem( item );
1108                         }
1109                 }
1110                 // done messing with stream
1111                 vlc_mutex_unlock( &input->stream.stream_lock );
1112         }
1113         BMenu::AttachedToWindow();
1114 }
1115
1116
1117 /*****************************************************************************
1118  * ChapterMenu::ChapterMenu
1119  *****************************************************************************/
1120 ChapterMenu::ChapterMenu( const char *name, intf_thread_t  *p_interface )
1121         : BMenu(name),
1122         p_intf( p_interface )
1123 {
1124 }
1125
1126 /*****************************************************************************
1127  * ChapterMenu::~ChapterMenu
1128  *****************************************************************************/
1129 ChapterMenu::~ChapterMenu()
1130 {
1131 }
1132
1133 /*****************************************************************************
1134  * ChapterMenu::AttachedToWindow
1135  *****************************************************************************/
1136 void ChapterMenu::AttachedToWindow()
1137 {
1138         // make title menu empty
1139         while ( BMenuItem* item = RemoveItem( 0L ) )
1140                 delete item;
1141
1142         input_thread_t* input = p_intf->p_sys->p_input;
1143         if ( input )
1144         {
1145                 // lock stream access
1146                 vlc_mutex_lock( &input->stream.stream_lock );
1147                 // populate menu according to current stream
1148                 int32 numChapters = input->stream.p_selected_area->i_part_nb;
1149                 if ( numChapters > 1 )
1150                 {
1151                         for ( int32 i = 0; i < numChapters; i++ )
1152                         {
1153                                 BMessage* message = new BMessage( TOGGLE_CHAPTER );
1154                                 message->AddInt32( "index", i );
1155                                 BString helper( "" );
1156                                 helper << i + 1;
1157                                 BMenuItem* item = new BMenuItem( helper.String(), message );
1158                                 item->SetMarked( input->stream.p_selected_area->i_part == i );
1159                                 AddItem( item );
1160                         }
1161                 }
1162                 // done messing with stream
1163                 vlc_mutex_unlock( &input->stream.stream_lock );
1164         }
1165         BMenu::AttachedToWindow();
1166 }
1167