* beos/* : fixed a bug in the progress bar with big files
[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 1.15 2003/01/12 02:08:38 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 "VlcWrapper.h"
47 #include "MsgVals.h"
48 #include "MediaControlView.h"
49 #include "PlayListWindow.h"
50 #include "PreferencesWindow.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           fFilePanel( NULL ),
66           fLastUpdateTime( system_time() ),
67           fSettings( new BMessage( 'sett' ) )
68 {
69     p_intf = p_interface;
70     p_wrapper = p_intf->p_sys->p_wrapper;
71     
72     fPlaylistIsEmpty = ( p_wrapper->PlaylistSize() < 0 );
73     
74     fPlaylistWindow = new PlayListWindow( BRect( 100.0, 100.0, 400.0, 350.0 ),
75                                                                                   "Playlist",
76                                                                                   this,
77                                                                                   p_intf );
78     BScreen *p_screen = new BScreen();
79     BRect screen_rect = p_screen->Frame();
80     delete p_screen;
81     BRect window_rect;
82     window_rect.Set( ( screen_rect.right - PREFS_WINDOW_WIDTH ) / 2,
83                      ( screen_rect.bottom - PREFS_WINDOW_HEIGHT ) / 2,
84                      ( screen_rect.right + PREFS_WINDOW_WIDTH ) / 2,
85                      ( screen_rect.bottom + PREFS_WINDOW_HEIGHT ) / 2 );
86         fPreferencesWindow = new PreferencesWindow( window_rect,
87                                                     "Preferences",
88                                                     p_intf );
89     
90         // set the title bar
91         SetName( "interface" );
92         SetTitle( VOUT_TITLE );
93
94         // the media control view
95         p_mediaControl = new MediaControlView( BRect( 0.0, 0.0, 250.0, 50.0 ),
96                                                p_intf );
97         p_mediaControl->SetViewColor( ui_color( B_PANEL_BACKGROUND_COLOR ) );
98         p_mediaControl->SetEnabled( !fPlaylistIsEmpty );
99
100         float width, height;
101         p_mediaControl->GetPreferredSize( &width, &height );
102
103         // set up the main menu
104         fMenuBar = new BMenuBar( BRect(0.0, 0.0, width, 15.0), "main menu",
105                                                          B_FOLLOW_NONE, B_ITEMS_IN_ROW, false );
106
107         // make menu bar resize to correct height
108         float menuWidth, menuHeight;
109         fMenuBar->GetPreferredSize( &menuWidth, &menuHeight );
110         fMenuBar->ResizeTo( width, menuHeight );        // don't change! it's a workarround!
111         // take care of proper size for ourself
112         height += fMenuBar->Bounds().Height();
113         ResizeTo( width, height );
114
115         p_mediaControl->MoveTo( fMenuBar->Bounds().LeftBottom() + BPoint(0.0, 1.0) );
116         AddChild( fMenuBar );
117         AddChild( p_mediaControl );
118
119         // Add the file Menu
120         BMenu* fileMenu = new BMenu( "File" );
121         fMenuBar->AddItem( fileMenu );
122         fileMenu->AddItem( new BMenuItem( "Open File" B_UTF8_ELLIPSIS,
123                                                                           new BMessage( OPEN_FILE ), 'O') );
124         
125         fileMenu->AddItem( new CDMenu( "Open Disc" ) );
126         
127         fileMenu->AddSeparatorItem();
128         fileMenu->AddItem( new BMenuItem( "Play List" B_UTF8_ELLIPSIS,
129                                                                           new BMessage( OPEN_PLAYLIST ), 'P') );
130         
131         fileMenu->AddSeparatorItem();
132         BMenuItem* item = new BMenuItem( "About" B_UTF8_ELLIPSIS,
133                                                                          new BMessage( B_ABOUT_REQUESTED ), 'A');
134         item->SetTarget( be_app );
135         fileMenu->AddItem( item );
136         fileMenu->AddItem( new BMenuItem( "Quit", new BMessage( B_QUIT_REQUESTED ), 'Q') );
137
138         fLanguageMenu = new LanguageMenu("Language", AUDIO_ES, p_wrapper);
139         fSubtitlesMenu = new LanguageMenu("Subtitles", SPU_ES, p_wrapper);
140
141         /* Add the Audio menu */
142         fAudioMenu = new BMenu( "Audio" );
143         fMenuBar->AddItem ( fAudioMenu );
144         fAudioMenu->AddItem( fLanguageMenu );
145         fAudioMenu->AddItem( fSubtitlesMenu );
146
147         fPrevTitleMI = new BMenuItem( "Prev Title", new BMessage( PREV_TITLE ) );
148         fNextTitleMI = new BMenuItem( "Next Title", new BMessage( NEXT_TITLE ) );
149         fPrevChapterMI = new BMenuItem( "Prev Chapter", new BMessage( PREV_CHAPTER ) );
150         fNextChapterMI = new BMenuItem( "Next Chapter", new BMessage( NEXT_CHAPTER ) );
151
152         /* Add the Navigation menu */
153         fNavigationMenu = new BMenu( "Navigation" );
154         fMenuBar->AddItem( fNavigationMenu );
155         fNavigationMenu->AddItem( fPrevTitleMI );
156         fNavigationMenu->AddItem( fNextTitleMI );
157         fNavigationMenu->AddItem( fTitleMenu = new TitleMenu( "Go to Title", p_intf ) );
158         fNavigationMenu->AddSeparatorItem();
159         fNavigationMenu->AddItem( fPrevChapterMI );
160         fNavigationMenu->AddItem( fNextChapterMI );
161         fNavigationMenu->AddItem( fChapterMenu = new ChapterMenu( "Go to Chapter", p_intf ) );
162
163         /* Add the Speed menu */
164         fSpeedMenu = new BMenu( "Speed" );
165         fSpeedMenu->SetRadioMode( true );
166         fSpeedMenu->AddItem( fSlowerMI = new BMenuItem( "Slower", new BMessage( SLOWER_PLAY ) ) );
167         fNormalMI = new BMenuItem( "Normal", new BMessage( NORMAL_PLAY ) );
168         fNormalMI->SetMarked(true); // default to normal speed
169         fSpeedMenu->AddItem( fNormalMI );
170         fSpeedMenu->AddItem( fFasterMI = new BMenuItem( "Faster", new BMessage( FASTER_PLAY) ) );
171         fSpeedMenu->SetTargetForItems( this );
172         fMenuBar->AddItem( fSpeedMenu );
173
174     /* Add the Settings menu */
175     fSettingsMenu = new BMenu( "Settings" );
176     fSettingsMenu->AddItem( fPreferencesMI =
177         new BMenuItem( "Preferences", new BMessage( OPEN_PREFERENCES ) ) );
178         fMenuBar->AddItem( fSettingsMenu );                                                     
179
180         // prepare fow showing
181         _SetMenusEnabled( false );
182         p_mediaControl->SetEnabled( false );
183
184         _RestoreSettings();
185
186         Show();
187 }
188
189 InterfaceWindow::~InterfaceWindow()
190 {
191         if (fPlaylistWindow)
192                 fPlaylistWindow->ReallyQuit();
193         delete fSettings;
194 }
195
196 /*****************************************************************************
197  * InterfaceWindow::FrameResized
198  *****************************************************************************/
199 void
200 InterfaceWindow::FrameResized(float width, float height)
201 {
202         BRect r(Bounds());
203         fMenuBar->MoveTo(r.LeftTop());
204         fMenuBar->ResizeTo(r.Width(), fMenuBar->Bounds().Height());
205         r.top += fMenuBar->Bounds().Height() + 1.0;
206         p_mediaControl->MoveTo(r.LeftTop());
207         p_mediaControl->ResizeTo(r.Width(), r.Height());
208 }
209
210 /*****************************************************************************
211  * InterfaceWindow::MessageReceived
212  *****************************************************************************/
213 void InterfaceWindow::MessageReceived( BMessage * p_message )
214 {
215         int playback_status;      // remember playback state
216         playback_status = p_wrapper->InputStatus();
217
218         switch( p_message->what )
219         {
220                 case B_ABOUT_REQUESTED:
221                 {
222                         BAlert* alert = new BAlert( VOUT_TITLE,
223                                                                                 "BeOS " VOUT_TITLE "\n\n<www.videolan.org>", "Ok");
224                         alert->Go();
225                         break;
226                 }
227                 case TOGGLE_ON_TOP:
228                         break;
229                         
230                 case OPEN_FILE:
231                         if( fFilePanel )
232                         {
233                                 fFilePanel->Show();
234                                 break;
235                         }
236                         fFilePanel = new BFilePanel();
237                         fFilePanel->SetTarget( this );
238                         fFilePanel->Show();
239                         break;
240         
241                 case OPEN_PLAYLIST:
242                         if (fPlaylistWindow->Lock())
243                         {
244                                 if (fPlaylistWindow->IsHidden())
245                                         fPlaylistWindow->Show();
246                                 else
247                                         fPlaylistWindow->Activate();
248                                 fPlaylistWindow->Unlock();
249                         }
250                         break;
251                 case OPEN_DVD:
252                         {
253                                 const char *psz_device;
254                                 BString type( "dvd" );
255                                 if( p_message->FindString( "device", &psz_device ) == B_OK )
256                                 {
257                                         BString device( psz_device );
258                                         p_wrapper->openDisc( type, device, 0, 0 );
259                                 }
260                                 _UpdatePlaylist();
261                         }
262                         break;
263         
264                 case STOP_PLAYBACK:
265                         // this currently stops playback not nicely
266                         if (playback_status > UNDEF_S)
267                         {
268                                 snooze( 400000 );
269                                 p_wrapper->PlaylistStop();
270                                 p_mediaControl->SetStatus(NOT_STARTED_S, DEFAULT_RATE);
271                         }
272                         break;
273         
274                 case START_PLAYBACK:
275                         /*  starts playing in normal mode */
276         
277                 case PAUSE_PLAYBACK:
278                         /* toggle between pause and play */
279                         if (playback_status > UNDEF_S)
280                         {
281                                 /* pause if currently playing */
282                                 if ( playback_status == PLAYING_S )
283                                 {
284                                         p_wrapper->PlaylistPause();
285                                 }
286                                 else
287                                 {
288                                         p_wrapper->PlaylistPlay();
289                                 }
290                         }
291                         else
292                         {
293                                 /* Play a new file */
294                                 p_wrapper->PlaylistPlay();
295                         }       
296                         break;
297         
298                 case FASTER_PLAY:
299                         /* cycle the fast playback modes */
300                         if (playback_status > UNDEF_S)
301                         {
302                                 p_wrapper->InputFaster();
303                         }
304                         break;
305         
306                 case SLOWER_PLAY:
307                         /*  cycle the slow playback modes */
308                         if (playback_status > UNDEF_S)
309                         {
310                                 p_wrapper->InputSlower();
311                         }
312                         break;
313         
314                 case NORMAL_PLAY:
315                         /*  restore speed to normal if already playing */
316                         if (playback_status > UNDEF_S)
317                         {
318                                 p_wrapper->PlaylistPlay();
319                         }
320                         break;
321         
322                 case SEEK_PLAYBACK:
323                         /* handled by semaphores */
324                         break;
325                 // volume related messages
326                 case VOLUME_CHG:
327                         /* adjust the volume */
328                         if (playback_status > UNDEF_S)
329                         {
330                                 p_wrapper->SetVolume( p_mediaControl->GetVolume() );
331                                 p_mediaControl->SetMuted( p_wrapper->IsMuted() );
332                         }
333                         break;
334         
335                 case VOLUME_MUTE:
336                         // toggle muting
337                         if( p_wrapper->IsMuted() )
338                             p_wrapper->VolumeRestore();
339                         else
340                             p_wrapper->VolumeMute();
341                         p_mediaControl->SetMuted( p_wrapper->IsMuted() );
342                         break;
343         
344                 case SELECT_CHANNEL:
345                         if ( playback_status > UNDEF_S )
346                         {
347                                 int32 channel;
348                                 if ( p_message->FindInt32( "channel", &channel ) == B_OK )
349                                 {
350                                         p_wrapper->ToggleLanguage( channel );
351                                 }
352                         }
353                         break;
354         
355                 case SELECT_SUBTITLE:
356                         if ( playback_status > UNDEF_S )
357                         {
358                                 int32 subtitle;
359                                 if ( p_message->FindInt32( "subtitle", &subtitle ) == B_OK )
360                                          p_wrapper->ToggleSubtitle( subtitle );
361                         }
362                         break;
363         
364                 // specific navigation messages
365                 case PREV_TITLE:
366                 {
367                         p_wrapper->PrevTitle();
368                         break;
369                 }
370                 case NEXT_TITLE:
371                 {
372             p_wrapper->NextTitle();
373                         break;
374                 }
375                 case TOGGLE_TITLE:
376                         if ( playback_status > UNDEF_S )
377                         {
378                                 int32 index;
379                                 if ( p_message->FindInt32( "index", &index ) == B_OK )
380                                         p_wrapper->toggleTitle( index );
381                         }
382                         break;
383                 case PREV_CHAPTER:
384                 {
385             p_wrapper->PrevChapter();
386                         break;
387                 }
388                 case NEXT_CHAPTER:
389                 {
390             p_wrapper->NextChapter();
391                         break;
392                 }
393                 case TOGGLE_CHAPTER:
394                         if ( playback_status > UNDEF_S )
395                         {
396                                 int32 index;
397                                 if ( p_message->FindInt32( "index", &index ) == B_OK )
398                      p_wrapper->toggleChapter( index );
399                         }
400                         break;
401                 case PREV_FILE:
402                         p_wrapper->PlaylistPrev();
403                         break;
404                 case NEXT_FILE:
405                         p_wrapper->PlaylistNext();
406                         break;
407                 // general next/prev functionality (skips to whatever makes most sense)
408                 case NAVIGATE_PREV:
409                         p_wrapper->navigatePrev();
410                         break;
411                 case NAVIGATE_NEXT:
412                         p_wrapper->navigateNext();
413                         break;
414                 // drag'n'drop and system messages
415                 case B_REFS_RECEIVED:
416                 case B_SIMPLE_DATA:
417                         {
418                                 // figure out if user wants files replaced or added
419                                 bool replace = false;
420                                 if ( p_message->WasDropped() )
421                                         replace = !( modifiers() & B_SHIFT_KEY );
422                                 // build list of files to be played from message contents
423                                 entry_ref ref;
424                                 BList files;
425                                 for ( int i = 0; p_message->FindRef( "refs", i, &ref ) == B_OK; i++ )
426                                 {
427                                         BPath path( &ref );
428                                         if ( path.InitCheck() == B_OK )
429                                                 // the BString objects will be deleted
430                                                 // by the wrapper function further down
431                                                 files.AddItem( new BString( (char*)path.Path() ) );
432                                 }
433                                 // give the list to VLC
434                                 p_wrapper->openFiles(&files, replace);
435                                 _UpdatePlaylist();
436                         }
437                         break;
438
439                 case OPEN_PREFERENCES:
440                     if( fPreferencesWindow->Lock() )
441                     {
442                             if (fPreferencesWindow->IsHidden())
443                                     fPreferencesWindow->Show();
444                             else
445                                     fPreferencesWindow->Activate();
446                                 fPreferencesWindow->Unlock();
447                         }
448                         break;
449                                 
450                 default:
451                         BWindow::MessageReceived( p_message );
452                         break;
453         }
454
455 }
456
457 /*****************************************************************************
458  * InterfaceWindow::QuitRequested
459  *****************************************************************************/
460 bool InterfaceWindow::QuitRequested()
461 {
462         p_wrapper->PlaylistStop();
463         p_mediaControl->SetStatus(NOT_STARTED_S, DEFAULT_RATE);
464         
465         p_intf->b_die = 1;
466
467         _StoreSettings();
468
469         return( true );
470 }
471
472 /*****************************************************************************
473  * InterfaceWindow::updateInterface
474  *****************************************************************************/
475 void InterfaceWindow::updateInterface()
476 {
477     if( p_wrapper->HasInput() )
478     {
479                 if ( acquire_sem( p_mediaControl->fScrubSem ) == B_OK )
480                 {
481                     p_wrapper->setTimeAsFloat(p_mediaControl->GetSeekTo());
482                 }
483                 else if ( Lock() )
484                 {
485 //                      p_mediaControl->SetEnabled( true );
486                         bool hasTitles = p_wrapper->HasTitles();
487                         bool hasChapters = p_wrapper->HasChapters();
488                         p_mediaControl->SetStatus( p_wrapper->InputStatus(), 
489                                                                            p_wrapper->InputRate() );
490                         p_mediaControl->SetProgress( p_wrapper->getTimeAsFloat() );
491                         _SetMenusEnabled( true, hasChapters, hasTitles );
492
493                         _UpdateSpeedMenu( p_wrapper->InputRate() );
494
495                         // enable/disable skip buttons
496                         bool canSkipPrev;
497                         bool canSkipNext;
498                         p_wrapper->getNavCapabilities( &canSkipPrev, &canSkipNext );
499                         p_mediaControl->SetSkippable( canSkipPrev, canSkipNext );
500
501                         if ( p_wrapper->HasAudio() )
502                         {
503                                 p_mediaControl->SetAudioEnabled( true );
504                                 p_mediaControl->SetMuted( p_wrapper->IsMuted() );
505                         } else
506                                 p_mediaControl->SetAudioEnabled( false );
507
508                         Unlock();
509                 }
510                 // update playlist as well
511                 if ( fPlaylistWindow->Lock() )
512                 {
513                         fPlaylistWindow->UpdatePlaylist();
514                         fPlaylistWindow->Unlock();
515                 }
516         }
517     else
518     {
519         _SetMenusEnabled( false );
520 //              p_mediaControl->SetEnabled( false );
521     }
522
523     /* always force the user-specified volume */
524     /* FIXME : I'm quite sure there is a cleaner way to do this */
525     if( p_wrapper->GetVolume() != p_mediaControl->GetVolume() )
526     {
527         p_wrapper->SetVolume( p_mediaControl->GetVolume() );
528     }
529
530         fLastUpdateTime = system_time();
531 }
532
533 /*****************************************************************************
534  * InterfaceWindow::IsStopped
535  *****************************************************************************/
536 bool
537 InterfaceWindow::IsStopped() const
538 {
539         return (system_time() - fLastUpdateTime > INTERFACE_UPDATE_TIMEOUT);
540 }
541
542 /*****************************************************************************
543  * InterfaceWindow::_UpdatePlaylist
544  *****************************************************************************/
545 void
546 InterfaceWindow::_UpdatePlaylist()
547 {
548         if ( fPlaylistWindow->Lock() )
549         {
550                 fPlaylistWindow->UpdatePlaylist( true );
551                 fPlaylistWindow->Unlock();
552                 p_mediaControl->SetEnabled( p_wrapper->PlaylistSize() );
553         }
554 }
555
556 /*****************************************************************************
557  * InterfaceWindow::_SetMenusEnabled
558  *****************************************************************************/
559 void
560 InterfaceWindow::_SetMenusEnabled(bool hasFile, bool hasChapters, bool hasTitles)
561 {
562         if (!hasFile)
563         {
564                 hasChapters = false;
565                 hasTitles = false;
566         }
567         if (Lock())
568         {
569                 if (fNextChapterMI->IsEnabled() != hasChapters)
570                         fNextChapterMI->SetEnabled(hasChapters);
571                 if (fPrevChapterMI->IsEnabled() != hasChapters)
572                         fPrevChapterMI->SetEnabled(hasChapters);
573                 if (fChapterMenu->IsEnabled() != hasChapters)
574                         fChapterMenu->SetEnabled(hasChapters);
575                 if (fNextTitleMI->IsEnabled() != hasTitles)
576                         fNextTitleMI->SetEnabled(hasTitles);
577                 if (fPrevTitleMI->IsEnabled() != hasTitles)
578                         fPrevTitleMI->SetEnabled(hasTitles);
579                 if (fTitleMenu->IsEnabled() != hasTitles)
580                         fTitleMenu->SetEnabled(hasTitles);
581                 if (fAudioMenu->IsEnabled() != hasFile)
582                         fAudioMenu->SetEnabled(hasFile);
583                 if (fNavigationMenu->IsEnabled() != hasFile)
584                         fNavigationMenu->SetEnabled(hasFile);
585                 if (fLanguageMenu->IsEnabled() != hasFile)
586                         fLanguageMenu->SetEnabled(hasFile);
587                 if (fSubtitlesMenu->IsEnabled() != hasFile)
588                         fSubtitlesMenu->SetEnabled(hasFile);
589                 if (fSpeedMenu->IsEnabled() != hasFile)
590                         fSpeedMenu->SetEnabled(hasFile);
591                 Unlock();
592         }
593 }
594
595 /*****************************************************************************
596  * InterfaceWindow::_UpdateSpeedMenu
597  *****************************************************************************/
598 void
599 InterfaceWindow::_UpdateSpeedMenu( int rate )
600 {
601         if ( rate == DEFAULT_RATE )
602         {
603                 if ( !fNormalMI->IsMarked() )
604                         fNormalMI->SetMarked( true );
605         }
606         else if ( rate < DEFAULT_RATE )
607         {
608                 if ( !fFasterMI->IsMarked() )
609                         fFasterMI->SetMarked( true );
610         }
611         else
612         {
613                 if ( !fSlowerMI->IsMarked() )
614                         fSlowerMI->SetMarked( true );
615         }
616 }
617
618 /*****************************************************************************
619  * InterfaceWindow::_InputStreamChanged
620  *****************************************************************************/
621 void
622 InterfaceWindow::_InputStreamChanged()
623 {
624 //printf("InterfaceWindow::_InputStreamChanged()\n");
625         // TODO: move more stuff from updateInterface() here!
626         snooze( 400000 );
627         p_wrapper->SetVolume( p_mediaControl->GetVolume() );
628 }
629
630 /*****************************************************************************
631  * InterfaceWindow::_LoadSettings
632  *****************************************************************************/
633 status_t
634 InterfaceWindow::_LoadSettings( BMessage* message, const char* fileName, const char* folder )
635 {
636         status_t ret = B_BAD_VALUE;
637         if ( message )
638         {
639                 BPath path;
640                 if ( ( ret = find_directory( B_USER_SETTINGS_DIRECTORY, &path ) ) == B_OK )
641                 {
642                         // passing folder is optional
643                         if ( folder )
644                                 ret = path.Append( folder );
645                         if ( ret == B_OK && ( ret = path.Append( fileName ) ) == B_OK )
646                         {
647                                 BFile file( path.Path(), B_READ_ONLY );
648                                 if ( ( ret = file.InitCheck() ) == B_OK )
649                                 {
650                                         ret = message->Unflatten( &file );
651                                         file.Unset();
652                                 }
653                         }
654                 }
655         }
656         return ret;
657 }
658
659 /*****************************************************************************
660  * InterfaceWindow::_SaveSettings
661  *****************************************************************************/
662 status_t
663 InterfaceWindow::_SaveSettings( BMessage* message, const char* fileName, const char* folder )
664 {
665         status_t ret = B_BAD_VALUE;
666         if ( message )
667         {
668                 BPath path;
669                 if ( ( ret = find_directory( B_USER_SETTINGS_DIRECTORY, &path ) ) == B_OK )
670                 {
671                         // passing folder is optional
672                         if ( folder && ( ret = path.Append( folder ) ) == B_OK )
673                                 ret = create_directory( path.Path(), 0777 );
674                         if ( ret == B_OK && ( ret = path.Append( fileName ) ) == B_OK )
675                         {
676                                 BFile file( path.Path(), B_WRITE_ONLY | B_CREATE_FILE | B_ERASE_FILE );
677                                 if ( ( ret = file.InitCheck() ) == B_OK )
678                                 {
679                                         ret = message->Flatten( &file );
680                                         file.Unset();
681                                 }
682                         }
683                 }
684         }
685         return ret;
686 }
687
688 /*****************************************************************************
689  * InterfaceWindow::_RestoreSettings
690  *****************************************************************************/
691 bool
692 make_sure_frame_is_on_screen( BRect& frame )
693 {
694         BScreen screen( B_MAIN_SCREEN_ID );
695         if (frame.IsValid() && screen.IsValid()) {
696                 if (!screen.Frame().Contains(frame)) {
697                         // make sure frame fits in the screen
698                         if (frame.Width() > screen.Frame().Width())
699                                 frame.right -= frame.Width() - screen.Frame().Width() + 10.0;
700                         if (frame.Height() > screen.Frame().Height())
701                                 frame.bottom -= frame.Height() - screen.Frame().Height() + 30.0;
702                         // frame is now at the most the size of the screen
703                         if (frame.right > screen.Frame().right)
704                                 frame.OffsetBy(-(frame.right - screen.Frame().right), 0.0);
705                         if (frame.bottom > screen.Frame().bottom)
706                                 frame.OffsetBy(0.0, -(frame.bottom - screen.Frame().bottom));
707                         if (frame.left < screen.Frame().left)
708                                 frame.OffsetBy((screen.Frame().left - frame.left), 0.0);
709                         if (frame.top < screen.Frame().top)
710                                 frame.OffsetBy(0.0, (screen.Frame().top - frame.top));
711                 }
712                 return true;
713         }
714         return false;
715 }
716
717 void
718 make_sure_frame_is_within_limits( BRect& frame, float minWidth, float minHeight,
719                                                                   float maxWidth, float maxHeight )
720 {
721         if ( frame.Width() < minWidth )
722                 frame.right = frame.left + minWidth;
723         if ( frame.Height() < minHeight )
724                 frame.bottom = frame.top + minHeight;
725         if ( frame.Width() > maxWidth )
726                 frame.right = frame.left + maxWidth;
727         if ( frame.Height() > maxHeight )
728                 frame.bottom = frame.top + maxHeight;
729 }
730
731 /*****************************************************************************
732  * InterfaceWindow::_RestoreSettings
733  *****************************************************************************/
734 void
735 InterfaceWindow::_RestoreSettings()
736 {
737         if ( _LoadSettings( fSettings, "interface_settings", "VideoLAN Client" ) == B_OK )
738         {
739                 BRect mainFrame;
740                 if ( fSettings->FindRect( "main frame", &mainFrame ) == B_OK )
741                 {
742                         // sanity checks: make sure window is not too big/small
743                         // and that it's not off-screen
744                         float minWidth, maxWidth, minHeight, maxHeight;
745                         GetSizeLimits( &minWidth, &maxWidth, &minHeight, &maxHeight );
746
747                         make_sure_frame_is_within_limits( mainFrame,
748                                                                                           minWidth, minHeight, maxWidth, maxHeight );
749                         make_sure_frame_is_on_screen( mainFrame );
750
751
752                         MoveTo( mainFrame.LeftTop() );
753                         ResizeTo( mainFrame.Width(), mainFrame.Height() );
754                 }
755                 if ( fPlaylistWindow->Lock() )
756                 {
757                         BRect playlistFrame;
758                         if (fSettings->FindRect( "playlist frame", &playlistFrame ) == B_OK )
759                         {
760                                 // sanity checks: make sure window is not too big/small
761                                 // and that it's not off-screen
762                                 float minWidth, maxWidth, minHeight, maxHeight;
763                                 fPlaylistWindow->GetSizeLimits( &minWidth, &maxWidth, &minHeight, &maxHeight );
764
765                                 make_sure_frame_is_within_limits( playlistFrame,
766                                                                                                   minWidth, minHeight, maxWidth, maxHeight );
767                                 make_sure_frame_is_on_screen( playlistFrame );
768
769                                 fPlaylistWindow->MoveTo( playlistFrame.LeftTop() );
770                                 fPlaylistWindow->ResizeTo( playlistFrame.Width(), playlistFrame.Height() );
771                         }
772                         
773                         bool showing;
774                         if ( fSettings->FindBool( "playlist showing", &showing ) == B_OK )
775                         {
776                                 if ( showing )
777                                 {
778                                         if ( fPlaylistWindow->IsHidden() )
779                                                 fPlaylistWindow->Show();
780                                 }
781                                 else
782                                 {
783                                         if ( !fPlaylistWindow->IsHidden() )
784                                                 fPlaylistWindow->Hide();
785                                 }
786                         }
787
788                         fPlaylistWindow->Unlock();
789                 }
790         }
791 }
792
793 /*****************************************************************************
794  * InterfaceWindow::_StoreSettings
795  *****************************************************************************/
796 void
797 InterfaceWindow::_StoreSettings()
798 {
799         if ( fSettings->ReplaceRect( "main frame", Frame() ) != B_OK )
800                 fSettings->AddRect( "main frame", Frame() );
801         if ( fPlaylistWindow->Lock() )
802         {
803                 if (fSettings->ReplaceRect( "playlist frame", fPlaylistWindow->Frame() ) != B_OK)
804                         fSettings->AddRect( "playlist frame", fPlaylistWindow->Frame() );
805                 if (fSettings->ReplaceBool( "playlist showing", !fPlaylistWindow->IsHidden() ) != B_OK)
806                         fSettings->AddBool( "playlist showing", !fPlaylistWindow->IsHidden() );
807                 fPlaylistWindow->Unlock();
808         }
809         _SaveSettings( fSettings, "interface_settings", "VideoLAN Client" );
810 }
811
812 /*****************************************************************************
813  * CDMenu::CDMenu
814  *****************************************************************************/
815 CDMenu::CDMenu(const char *name)
816           : BMenu(name)
817 {
818 }
819
820 /*****************************************************************************
821  * CDMenu::~CDMenu
822  *****************************************************************************/
823 CDMenu::~CDMenu()
824 {
825 }
826
827 /*****************************************************************************
828  * CDMenu::AttachedToWindow
829  *****************************************************************************/
830 void CDMenu::AttachedToWindow(void)
831 {
832         // remove all items
833         while (BMenuItem* item = RemoveItem(0L))
834                 delete item;
835         GetCD("/dev/disk");
836         BMenu::AttachedToWindow();
837 }
838
839 /*****************************************************************************
840  * CDMenu::GetCD
841  *****************************************************************************/
842 int CDMenu::GetCD( const char *directory )
843 {
844         BVolumeRoster *volRoster;
845         BVolume    *vol;
846         BDirectory      *dir;
847         int                status;
848         int                mounted;   
849         char              name[B_FILE_NAME_LENGTH]; 
850         fs_info    info;
851         dev_t            dev;
852         
853         volRoster = new BVolumeRoster();
854         vol = new BVolume();
855         dir = new BDirectory();
856         status = volRoster->GetNextVolume(vol);
857         status = vol->GetRootDirectory(dir);
858         while (status ==  B_NO_ERROR)
859         {
860                 mounted = vol->GetName(name);   
861                 if ((mounted == B_OK) && /* Disk is currently Mounted */
862                         (vol->IsReadOnly()) ) /* Disk is read-only */
863                 {
864                         dev = vol->Device();
865                         fs_stat_dev(dev, &info);
866                         
867                         device_geometry g;
868                         int i_dev;
869                         i_dev = open( info.device_name, O_RDONLY );
870                    
871                         if( i_dev >= 0 )
872                         {
873                                 if( ioctl(i_dev, B_GET_GEOMETRY, &g, sizeof(g)) >= 0 )
874                                 {
875                                         if( g.device_type == B_CD ) //ensure the drive is a CD-ROM
876                                         {
877                                                 BMessage *msg;
878                                                 msg = new BMessage( OPEN_DVD );
879                                                 msg->AddString( "device", info.device_name );
880                                                 BMenuItem *menu_item;
881                                                 menu_item = new BMenuItem( name, msg );
882                                                 AddItem( menu_item );
883                                         }
884                                         close(i_dev);
885                                 }
886                         }
887                 }
888                 vol->Unset();
889                 status = volRoster->GetNextVolume(vol);
890         }
891         return 0;
892 }
893
894 /*****************************************************************************
895  * LanguageMenu::LanguageMenu
896  *****************************************************************************/
897 LanguageMenu::LanguageMenu( const char *name, int menu_kind, 
898                                                         VlcWrapper *p_wrapper )
899         :BMenu(name)
900 {
901         kind = menu_kind;
902         this->p_wrapper = p_wrapper;
903 }
904
905 /*****************************************************************************
906  * LanguageMenu::~LanguageMenu
907  *****************************************************************************/
908 LanguageMenu::~LanguageMenu()
909 {
910 }
911
912 /*****************************************************************************
913  * LanguageMenu::AttachedToWindow
914  *****************************************************************************/
915 void LanguageMenu::AttachedToWindow()
916 {
917         // remove all items
918         while ( BMenuItem* item = RemoveItem( 0L ) )
919                 delete item;
920
921         SetRadioMode( true );
922         _GetChannels();
923         BMenu::AttachedToWindow();
924 }
925
926 /*****************************************************************************
927  * LanguageMenu::_GetChannels
928  *****************************************************************************/
929 void LanguageMenu::_GetChannels()
930 {
931     BMenuItem *item;
932     BList *list;
933     
934     if( ( list = p_wrapper->InputGetChannels( kind ) ) == NULL )
935         return;
936     
937     for( int i = 0; i < list->CountItems(); i++ )
938     {
939         item = (BMenuItem*)list->ItemAt( i );
940         AddItem( item );
941     }
942     
943     if( list->CountItems() > 1 )
944         AddItem( new BSeparatorItem(), 1 );
945 }
946
947
948 /*****************************************************************************
949  * TitleMenu::TitleMenu
950  *****************************************************************************/
951 TitleMenu::TitleMenu( const char *name, intf_thread_t  *p_interface )
952         : BMenu(name),
953         p_intf( p_interface )
954 {
955 }
956
957 /*****************************************************************************
958  * TitleMenu::~TitleMenu
959  *****************************************************************************/
960 TitleMenu::~TitleMenu()
961 {
962 }
963
964 /*****************************************************************************
965  * TitleMenu::AttachedToWindow
966  *****************************************************************************/
967 void TitleMenu::AttachedToWindow()
968 {
969         // make title menu empty
970         while ( BMenuItem* item = RemoveItem( 0L ) )
971                 delete item;
972
973 #if 0
974         input_thread_t* input = p_intf->p_sys->p_input;
975         if ( input )
976         {
977                 // lock stream access
978                 vlc_mutex_lock( &input->stream.stream_lock );
979                 // populate menu according to current stream
980                 int32 numTitles = input->stream.i_area_nb;
981                 if ( numTitles > 1 )
982                 {
983                         // disallow title 0!
984                         for ( int32 i = 1; i < numTitles; i++ )
985                         {
986                                 BMessage* message = new BMessage( TOGGLE_TITLE );
987                                 message->AddInt32( "index", i );
988                                 BString helper( "" );
989                                 helper << i;
990                                 BMenuItem* item = new BMenuItem( helper.String(), message );
991                                 item->SetMarked( input->stream.p_selected_area->i_id == i );
992                                 AddItem( item );
993                         }
994                 }
995                 // done messing with stream
996                 vlc_mutex_unlock( &input->stream.stream_lock );
997         }
998 #endif
999         BMenu::AttachedToWindow();
1000 }
1001
1002
1003 /*****************************************************************************
1004  * ChapterMenu::ChapterMenu
1005  *****************************************************************************/
1006 ChapterMenu::ChapterMenu( const char *name, intf_thread_t  *p_interface )
1007         : BMenu(name),
1008         p_intf( p_interface )
1009 {
1010 }
1011
1012 /*****************************************************************************
1013  * ChapterMenu::~ChapterMenu
1014  *****************************************************************************/
1015 ChapterMenu::~ChapterMenu()
1016 {
1017 }
1018
1019 /*****************************************************************************
1020  * ChapterMenu::AttachedToWindow
1021  *****************************************************************************/
1022 void ChapterMenu::AttachedToWindow()
1023 {
1024         // make title menu empty
1025         while ( BMenuItem* item = RemoveItem( 0L ) )
1026                 delete item;
1027
1028 #if 0
1029         input_thread_t* input = p_intf->p_sys->p_input;
1030         if ( input )
1031         {
1032                 // lock stream access
1033                 vlc_mutex_lock( &input->stream.stream_lock );
1034                 // populate menu according to current stream
1035                 int32 numChapters = input->stream.p_selected_area->i_part_nb;
1036                 if ( numChapters > 1 )
1037                 {
1038                         for ( int32 i = 0; i < numChapters; i++ )
1039                         {
1040                                 BMessage* message = new BMessage( TOGGLE_CHAPTER );
1041                                 message->AddInt32( "index", i );
1042                                 BString helper( "" );
1043                                 helper << i + 1;
1044                                 BMenuItem* item = new BMenuItem( helper.String(), message );
1045                                 item->SetMarked( input->stream.p_selected_area->i_part == i );
1046                                 AddItem( item );
1047                         }
1048                 }
1049                 // done messing with stream
1050                 vlc_mutex_unlock( &input->stream.stream_lock );
1051         }
1052         BMenu::AttachedToWindow();
1053 #endif
1054 }
1055