git.sesse.net Git - vlc/blob - modules/gui/beos/InterfaceWindow.cpp

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