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 1.5 2002/10/28 19:42:24 titer Exp $
   6  *
   7  * Authors: Jean-Marc Dressler <polux@via.ecp.fr>
   8  *          Samuel Hocevar <sam@zoy.org>
   9  *          Tony Castley <tony@castley.net>
  10  *          Richard Shepherd <richard@rshepherd.demon.co.uk>
  11  *          Stephan Aßmus <stippi@yellowbites.com>
  12  *
  13  * This program is free software; you can redistribute it and/or modify
  14  * it under the terms of the GNU General Public License as published by
  15  * the Free Software Foundation; either version 2 of the License, or
  16  * (at your option) any later version.
  17  *
  18  * This program is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License
  24  * along with this program; if not, write to the Free Software
  25  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  26  *****************************************************************************/
  27
  28 /* System headers */
  29 #include <kernel/OS.h>
  30 #include <InterfaceKit.h>
  31 #include <AppKit.h>
  32 #include <StorageKit.h>
  33 #include <SupportKit.h>
  34 #include <malloc.h>
  35 #include <scsi.h>
  36 #include <scsiprobe_driver.h>
  37 #include <fs_info.h>
  38 #include <string.h>
  39
  40 /* VLC headers */
  41 #include <vlc/vlc.h>
  42 #include <vlc/aout.h>
  43 #include <vlc/intf.h>
  44
  45 /* BeOS interface headers */
  46 #include "MsgVals.h"
  47 #include "MediaControlView.h"
  48 #include "PlayListWindow.h"
  49 #include "PreferencesWindow.h"
  50 #include "VlcWrapper.h"
  51 #include "InterfaceWindow.h"
  52
  53 #define INTERFACE_UPDATE_TIMEOUT 80000 // 2 frames if at 25 fps
  54
  55
  56 /*****************************************************************************
  57  * InterfaceWindow
  58  *****************************************************************************/
  59
  60 InterfaceWindow::InterfaceWindow( BRect frame, const char *name,
  61                                                                   intf_thread_t  *p_interface )
  62         : BWindow( frame, name, B_TITLED_WINDOW_LOOK, B_NORMAL_WINDOW_FEEL,
  63                            B_NOT_ZOOMABLE | B_WILL_ACCEPT_FIRST_CLICK | B_ASYNCHRONOUS_CONTROLS ),
  64           p_intf( p_interface ),
  65           fInputThread( NULL ),
  66           fFilePanel( NULL ),
  67           fLastUpdateTime( system_time() ),
  68           fSettings( new BMessage( 'sett' ) )
  69 {
  70     p_intf = p_interface;
  71     playlist_t *p_playlist = (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
  72                                                        FIND_ANYWHERE );
  73     fPlaylistIsEmpty = (p_playlist->i_size < 0);
  74
  75     fPlaylistWindow = new PlayListWindow( BRect( 100.0, 100.0, 400.0, 350.0 ),
  76                                                                                   "Playlist",
  77                                                                                   p_playlist,
  78                                                                                   this,
  79                                                                                   p_intf );
  80         fPreferencesWindow = new PreferencesWindow( BRect( 100, 400, 500, 595 ),
  81                                                     "Preferences",
  82                                                     p_intf );
  83
  84         // set the title bar
  85         SetName( "interface" );
  86         SetTitle( VOUT_TITLE );
  87
  88         // the media control view
  89         p_mediaControl = new MediaControlView( BRect( 0.0, 0.0, 250.0, 50.0 ),
  90                                                p_intf );
  91         p_mediaControl->SetViewColor( ui_color( B_PANEL_BACKGROUND_COLOR ) );
  92         p_mediaControl->SetEnabled( !fPlaylistIsEmpty );
  93
  94         float width, height;
  95         p_mediaControl->GetPreferredSize( &width, &height );
  96
  97         // set up the main menu
  98         fMenuBar = new BMenuBar( BRect(0.0, 0.0, width, 15.0), "main menu",
  99                                                          B_FOLLOW_NONE, B_ITEMS_IN_ROW, false );
 100
 101         // make menu bar resize to correct height
 102         float menuWidth, menuHeight;
 103         fMenuBar->GetPreferredSize( &menuWidth, &menuHeight );
 104         fMenuBar->ResizeTo( width, menuHeight );        // don't change! it's a workarround!
 105         // take care of proper size for ourself
 106         height += fMenuBar->Bounds().Height();
 107         ResizeTo( width, height );
 108
 109         p_mediaControl->MoveTo( fMenuBar->Bounds().LeftBottom() + BPoint(0.0, 1.0) );
 110         AddChild( fMenuBar );
 111         AddChild( p_mediaControl );
 112
 113         // Add the file Menu
 114         BMenu* fileMenu = new BMenu( "File" );
 115         fMenuBar->AddItem( fileMenu );
 116         fileMenu->AddItem( new BMenuItem( "Open File" B_UTF8_ELLIPSIS,
 117                                                                           new BMessage( OPEN_FILE ), 'O') );
 118
 119         fileMenu->AddItem( new CDMenu( "Open Disc" ) );
 120
 121         fileMenu->AddSeparatorItem();
 122         fileMenu->AddItem( new BMenuItem( "Play List" B_UTF8_ELLIPSIS,
 123                                                                           new BMessage( OPEN_PLAYLIST ), 'P') );
 124
 125         fileMenu->AddSeparatorItem();
 126         BMenuItem* item = new BMenuItem( "About" B_UTF8_ELLIPSIS,
 127                                                                          new BMessage( B_ABOUT_REQUESTED ), 'A');
 128         item->SetTarget( be_app );
 129         fileMenu->AddItem( item );
 130         fileMenu->AddItem( new BMenuItem( "Quit", new BMessage( B_QUIT_REQUESTED ), 'Q') );
 131
 132         fLanguageMenu = new LanguageMenu("Language", AUDIO_ES, p_intf);
 133         fSubtitlesMenu = new LanguageMenu("Subtitles", SPU_ES, p_intf);
 134
 135         /* Add the Audio menu */
 136         fAudioMenu = new BMenu( "Audio" );
 137         fMenuBar->AddItem ( fAudioMenu );
 138         fAudioMenu->AddItem( fLanguageMenu );
 139         fAudioMenu->AddItem( fSubtitlesMenu );
 140
 141         fPrevTitleMI = new BMenuItem( "Prev Title", new BMessage( PREV_TITLE ) );
 142         fNextTitleMI = new BMenuItem( "Next Title", new BMessage( NEXT_TITLE ) );
 143         fPrevChapterMI = new BMenuItem( "Prev Chapter", new BMessage( PREV_CHAPTER ) );
 144         fNextChapterMI = new BMenuItem( "Next Chapter", new BMessage( NEXT_CHAPTER ) );
 145
 146         /* Add the Navigation menu */
 147         fNavigationMenu = new BMenu( "Navigation" );
 148         fMenuBar->AddItem( fNavigationMenu );
 149         fNavigationMenu->AddItem( fPrevTitleMI );
 150         fNavigationMenu->AddItem( fNextTitleMI );
 151         fNavigationMenu->AddItem( fTitleMenu = new TitleMenu( "Go to Title", p_intf ) );
 152         fNavigationMenu->AddSeparatorItem();
 153         fNavigationMenu->AddItem( fPrevChapterMI );
 154         fNavigationMenu->AddItem( fNextChapterMI );
 155         fNavigationMenu->AddItem( fChapterMenu = new ChapterMenu( "Go to Chapter", p_intf ) );
 156
 157         /* Add the Speed menu */
 158         fSpeedMenu = new BMenu( "Speed" );
 159         fSpeedMenu->SetRadioMode( true );
 160         fSpeedMenu->AddItem( fSlowerMI = new BMenuItem( "Slower", new BMessage( SLOWER_PLAY ) ) );
 161         fNormalMI = new BMenuItem( "Normal", new BMessage( NORMAL_PLAY ) );
 162         fNormalMI->SetMarked(true); // default to normal speed
 163         fSpeedMenu->AddItem( fNormalMI );
 164         fSpeedMenu->AddItem( fFasterMI = new BMenuItem( "Faster", new BMessage( FASTER_PLAY) ) );
 165         fSpeedMenu->SetTargetForItems( this );
 166         fMenuBar->AddItem( fSpeedMenu );
 167
 168     /* Add the Settings menu */
 169     fSettingsMenu = new BMenu( "Settings" );
 170     fSettingsMenu->AddItem( fPreferencesMI =
 171         new BMenuItem( "Preferences", new BMessage( OPEN_PREFERENCES ) ) );
 172         fMenuBar->AddItem( fSettingsMenu );
 173
 174         /* Add the Config menu */
 175 //      BMenu* configMenu = new BMenu( "Config" );
 176 //      menu_bar->AddItem( configMenu );
 177 //      fOnTopMI = new BMenuItem( "Always on Top",
 178 //                                                        new BMessage( TOGGLE_ON_TOP ) )
 179 //      configMenu->AddItem(  );
 180 //      fOnTopMI->SetMarked(false);
 181
 182         // prepare fow showing
 183         _SetMenusEnabled(false);
 184
 185         _RestoreSettings();
 186
 187         Show();
 188 }
 189
 190 InterfaceWindow::~InterfaceWindow()
 191 {
 192         if (fPlaylistWindow)
 193                 fPlaylistWindow->ReallyQuit();
 194         delete fSettings;
 195 }
 196
 197 /*****************************************************************************
 198  * InterfaceWindow::FrameResized
 199  *****************************************************************************/
 200 void
 201 InterfaceWindow::FrameResized(float width, float height)
 202 {
 203         BRect r(Bounds());
 204         fMenuBar->MoveTo(r.LeftTop());
 205         fMenuBar->ResizeTo(r.Width(), fMenuBar->Bounds().Height());
 206         r.top += fMenuBar->Bounds().Height() + 1.0;
 207         p_mediaControl->MoveTo(r.LeftTop());
 208         p_mediaControl->ResizeTo(r.Width(), r.Height());
 209 }
 210
 211 /*****************************************************************************
 212  * InterfaceWindow::MessageReceived
 213  *****************************************************************************/
 214 void InterfaceWindow::MessageReceived( BMessage * p_message )
 215 {
 216         int playback_status;      // remember playback state
 217         playback_status = p_intf->p_sys->p_vlc_wrapper->inputGetStatus();
 218
 219         switch( p_message->what )
 220         {
 221                 case B_ABOUT_REQUESTED:
 222                 {
 223                         BAlert* alert = new BAlert( VOUT_TITLE,
 224                                                                                 "BeOS " VOUT_TITLE "\n\n<www.videolan.org>", "Ok");
 225                         alert->Go();
 226                         break;
 227                 }
 228                 case TOGGLE_ON_TOP:
 229                         break;
 230
 231                 case OPEN_FILE:
 232                         if( fFilePanel )
 233                         {
 234                                 fFilePanel->Show();
 235                                 break;
 236                         }
 237                         fFilePanel = new BFilePanel();
 238                         fFilePanel->SetTarget( this );
 239                         fFilePanel->Show();
 240                         break;
 241
 242                 case OPEN_PLAYLIST:
 243                         if (fPlaylistWindow->Lock())
 244                         {
 245                                 if (fPlaylistWindow->IsHidden())
 246                                         fPlaylistWindow->Show();
 247                                 else
 248                                         fPlaylistWindow->Activate();
 249                                 fPlaylistWindow->Unlock();
 250                         }
 251                         break;
 252                 case OPEN_DVD:
 253                         {
 254                                 const char *psz_device;
 255                                 BString type( "dvd" );
 256                                 if( p_message->FindString( "device", &psz_device ) == B_OK )
 257                                 {
 258                                         BString device( psz_device );
 259                                         p_intf->p_sys->p_vlc_wrapper->openDisc( type, device, 0, 0 );
 260                                 }
 261                                 _UpdatePlaylist();
 262                         }
 263                         break;
 264
 265                 case STOP_PLAYBACK:
 266                         // this currently stops playback not nicely
 267                         if (playback_status > UNDEF_S)
 268                         {
 269                                 p_intf->p_sys->p_vlc_wrapper->volume_mute();
 270                                 snooze( 400000 );
 271                                 p_intf->p_sys->p_vlc_wrapper->playlistStop();
 272                                 p_mediaControl->SetStatus(NOT_STARTED_S, DEFAULT_RATE);
 273                         }
 274                         break;
 275
 276                 case START_PLAYBACK:
 277                         /*  starts playing in normal mode */
 278
 279                 case PAUSE_PLAYBACK:
 280                         /* toggle between pause and play */
 281                         if (playback_status > UNDEF_S)
 282                         {
 283                                 /* pause if currently playing */
 284                                 if ( playback_status == PLAYING_S )
 285                                 {
 286                                         p_intf->p_sys->p_vlc_wrapper->volume_mute();
 287                                         snooze( 400000 );
 288                                         p_intf->p_sys->p_vlc_wrapper->playlistPause();
 289                                 }
 290                                 else
 291                                 {
 292                                         p_intf->p_sys->p_vlc_wrapper->volume_restore();
 293                                         p_intf->p_sys->p_vlc_wrapper->playlistPlay();
 294                                 }
 295                         }
 296                         else
 297                         {
 298                                 /* Play a new file */
 299                                 p_intf->p_sys->p_vlc_wrapper->playlistPlay();
 300                         }
 301                         break;
 302
 303                 case FASTER_PLAY:
 304                         /* cycle the fast playback modes */
 305                         if (playback_status > UNDEF_S)
 306                         {
 307                                 p_intf->p_sys->p_vlc_wrapper->volume_mute();
 308                                 snooze( 400000 );
 309                                 p_intf->p_sys->p_vlc_wrapper->playFaster();
 310                         }
 311                         break;
 312
 313                 case SLOWER_PLAY:
 314                         /*  cycle the slow playback modes */
 315                         if (playback_status > UNDEF_S)
 316                         {
 317                                 p_intf->p_sys->p_vlc_wrapper->volume_mute();
 318                                 snooze( 400000 );
 319                                 p_intf->p_sys->p_vlc_wrapper->playSlower();
 320                         }
 321                         break;
 322
 323                 case NORMAL_PLAY:
 324                         /*  restore speed to normal if already playing */
 325                         if (playback_status > UNDEF_S)
 326                         {
 327                                 p_intf->p_sys->p_vlc_wrapper->volume_restore();
 328                                 p_intf->p_sys->p_vlc_wrapper->playlistPlay();
 329                         }
 330                         break;
 331
 332                 case SEEK_PLAYBACK:
 333                         /* handled by semaphores */
 334                         break;
 335                 // volume related messages
 336                 case VOLUME_CHG:
 337                         /* adjust the volume */
 338                         if (playback_status > UNDEF_S)
 339                         {
 340                                 p_intf->p_sys->p_vlc_wrapper->set_volume( p_mediaControl->GetVolume() );
 341                                 p_mediaControl->SetMuted( p_intf->p_sys->p_vlc_wrapper->is_muted() );
 342                         }
 343                         break;
 344
 345                 case VOLUME_MUTE:
 346                         // toggle muting
 347                         p_intf->p_sys->p_vlc_wrapper->toggle_mute();
 348                         p_mediaControl->SetMuted( p_intf->p_sys->p_vlc_wrapper->is_muted() );
 349                         break;
 350
 351                 case SELECT_CHANNEL:
 352                         if ( playback_status > UNDEF_S )
 353                         {
 354                                 int32 channel;
 355                                 if ( p_message->FindInt32( "channel", &channel ) == B_OK )
 356                                 {
 357                                         p_intf->p_sys->p_vlc_wrapper->toggleLanguage( channel );
 358                                         // vlc seems to remember the volume for every channel,
 359                                         // but I would assume that to be somewhat annoying to the user
 360                                         // the next call will also unmute the volume, which is probably
 361                                         // desired as well, because if the user selects another language,
 362                                         // he probably wants to hear the change as well
 363                                         snooze( 400000 );       // we have to wait a bit, or the change will be reverted
 364                                         p_intf->p_sys->p_vlc_wrapper->set_volume( p_mediaControl->GetVolume() );
 365                                 }
 366                         }
 367                         break;
 368
 369                 case SELECT_SUBTITLE:
 370                         if ( playback_status > UNDEF_S )
 371                         {
 372                                 int32 subtitle;
 373                                 if ( p_message->FindInt32( "subtitle", &subtitle ) == B_OK )
 374                                         p_intf->p_sys->p_vlc_wrapper->toggleSubtitle( subtitle );
 375                         }
 376                         break;
 377
 378                 // specific navigation messages
 379                 case PREV_TITLE:
 380                 {
 381                         int             i_id;
 382             i_id = p_intf->p_sys->p_input->stream.p_selected_area->i_id - 1;
 383
 384             /* Disallow area 0 since it is used for video_ts.vob */
 385             if( i_id > 0 )
 386             {
 387                 p_intf->p_sys->p_vlc_wrapper->toggleTitle(i_id);
 388             }
 389                         break;
 390                 }
 391                 case NEXT_TITLE:
 392                 {
 393                         int             i_id;
 394
 395             i_id = p_intf->p_sys->p_input->stream.p_selected_area->i_id + 1;
 396
 397             if( i_id < p_intf->p_sys->p_input->stream.i_area_nb )
 398             {
 399                 p_intf->p_sys->p_vlc_wrapper->toggleTitle(i_id);
 400             }
 401                         break;
 402                 }
 403                 case TOGGLE_TITLE:
 404                         if ( playback_status > UNDEF_S )
 405                         {
 406                                 int32 index;
 407                                 if ( p_message->FindInt32( "index", &index ) == B_OK )
 408                                         p_intf->p_sys->p_vlc_wrapper->toggleTitle( index );
 409                         }
 410                         break;
 411                 case PREV_CHAPTER:
 412                 {
 413                         int             i_id;
 414
 415             i_id = p_intf->p_sys->p_input->stream.p_selected_area->i_part - 1;
 416
 417             if( i_id >= 0 )
 418             {
 419                 p_intf->p_sys->p_vlc_wrapper->toggleChapter(i_id);
 420             }
 421                         break;
 422                 }
 423                 case NEXT_CHAPTER:
 424                 {
 425                         int             i_id;
 426
 427             i_id = p_intf->p_sys->p_input->stream.p_selected_area->i_part + 1;
 428
 429             if( i_id >= 0 )
 430             {
 431                 p_intf->p_sys->p_vlc_wrapper->toggleChapter(i_id);
 432             }
 433                         break;
 434                 }
 435                 case TOGGLE_CHAPTER:
 436                         if ( playback_status > UNDEF_S )
 437                         {
 438                                 int32 index;
 439                                 if ( p_message->FindInt32( "index", &index ) == B_OK )
 440                                         p_intf->p_sys->p_vlc_wrapper->toggleChapter( index );
 441                         }
 442                         break;
 443                 case PREV_FILE:
 444                         p_intf->p_sys->p_vlc_wrapper->playlistPrev();
 445                         break;
 446                 case NEXT_FILE:
 447                         p_intf->p_sys->p_vlc_wrapper->playlistNext();
 448                         break;
 449                 // general next/prev functionality (skips to whatever makes most sense)
 450                 case NAVIGATE_PREV:
 451                         p_intf->p_sys->p_vlc_wrapper->navigatePrev();
 452                         break;
 453                 case NAVIGATE_NEXT:
 454                         p_intf->p_sys->p_vlc_wrapper->navigateNext();
 455                         break;
 456                 // drag'n'drop and system messages
 457                 case B_REFS_RECEIVED:
 458                 case B_SIMPLE_DATA:
 459                         {
 460                                 // figure out if user wants files replaced or added
 461                                 bool replace = false;
 462                                 if ( p_message->WasDropped() )
 463                                         replace = !( modifiers() & B_SHIFT_KEY );
 464                                 // build list of files to be played from message contents
 465                                 entry_ref ref;
 466                                 BList files;
 467                                 for ( int i = 0; p_message->FindRef( "refs", i, &ref ) == B_OK; i++ )
 468                                 {
 469                                         BPath path( &ref );
 470                                         if ( path.InitCheck() == B_OK )
 471                                                 // the BString objects will be deleted
 472                                                 // by the wrapper function further down
 473                                                 files.AddItem( new BString( (char*)path.Path() ) );
 474                                 }
 475                                 // give the list to VLC
 476                                 p_intf->p_sys->p_vlc_wrapper->openFiles(&files, replace);
 477                                 _UpdatePlaylist();
 478                         }
 479                         break;
 480
 481                 case OPEN_PREFERENCES:
 482                         if (fPreferencesWindow->IsHidden())
 483                                 fPreferencesWindow->Show();
 484                         else
 485                                 fPreferencesWindow->Activate();
 486                         break;
 487
 488                 default:
 489                         BWindow::MessageReceived( p_message );
 490                         break;
 491         }
 492
 493 }
 494
 495 /*****************************************************************************
 496  * InterfaceWindow::QuitRequested
 497  *****************************************************************************/
 498 bool InterfaceWindow::QuitRequested()
 499 {
 500         if (p_intf->p_sys->p_input)
 501         {
 502                 p_intf->p_sys->p_vlc_wrapper->volume_mute();
 503                 snooze( 400000 );
 504                 p_intf->p_sys->p_vlc_wrapper->playlistStop();
 505                 p_mediaControl->SetStatus(NOT_STARTED_S, DEFAULT_RATE);
 506         }
 507
 508         p_intf->b_die = 1;
 509
 510         _StoreSettings();
 511
 512         return( true );
 513 }
 514
 515 /*****************************************************************************
 516  * InterfaceWindow::updateInterface
 517  *****************************************************************************/
 518 void InterfaceWindow::updateInterface()
 519 {
 520         input_thread_t* input = p_intf->p_sys->p_input;
 521         if ( input )
 522         {
 523                 if ( acquire_sem( p_mediaControl->fScrubSem ) == B_OK )
 524                 {
 525                     p_intf->p_sys->p_vlc_wrapper->setTimeAsFloat(p_mediaControl->GetSeekTo());
 526                 }
 527                 else if ( Lock() )
 528                 {
 529                         bool hasTitles = input->stream.i_area_nb > 1;
 530                         bool hasChapters = input->stream.p_selected_area->i_part_nb > 1;
 531                         p_mediaControl->SetStatus( input->stream.control.i_status,
 532                                                                            input->stream.control.i_rate );
 533                         p_mediaControl->SetProgress( input->stream.p_selected_area->i_tell,
 534                                                                                  input->stream.p_selected_area->i_size );
 535                         _SetMenusEnabled( true, hasChapters, hasTitles );
 536
 537                         _UpdateSpeedMenu( input->stream.control.i_rate );
 538
 539                         // enable/disable skip buttons
 540                         bool canSkipPrev;
 541                         bool canSkipNext;
 542                         p_intf->p_sys->p_vlc_wrapper->getNavCapabilities( &canSkipPrev, &canSkipNext );
 543                         p_mediaControl->SetSkippable( canSkipPrev, canSkipNext );
 544
 545                         if ( p_intf->p_sys->p_vlc_wrapper->has_audio() )
 546                         {
 547                                 p_mediaControl->SetAudioEnabled( true );
 548                                 p_mediaControl->SetMuted( p_intf->p_sys->p_vlc_wrapper->is_muted() );
 549                         } else
 550                                 p_mediaControl->SetAudioEnabled( false );
 551
 552                         if ( input != fInputThread )
 553                         {
 554                                 fInputThread = input;
 555                                 _InputStreamChanged();
 556                         }
 557
 558                         Unlock();
 559                 }
 560                 // update playlist as well
 561                 if ( fPlaylistWindow->Lock() )
 562                 {
 563                         fPlaylistWindow->UpdatePlaylist();
 564                         fPlaylistWindow->Unlock();
 565                 }
 566         }
 567         else
 568                 _SetMenusEnabled(false);
 569
 570         playlist_t *p_playlist = (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 571                                                        FIND_ANYWHERE );
 572         if ( fPlaylistIsEmpty != ( p_playlist->i_size < 0) )
 573         {
 574                 if ( Lock() )
 575                 {
 576                         fPlaylistIsEmpty = !fPlaylistIsEmpty;
 577                         p_mediaControl->SetEnabled( !fPlaylistIsEmpty );
 578                         Unlock();
 579                 }
 580         }
 581         if ( input != fInputThread )
 582                 fInputThread = input;
 583
 584         fLastUpdateTime = system_time();
 585 }
 586
 587 /*****************************************************************************
 588  * InterfaceWindow::IsStopped
 589  *****************************************************************************/
 590 bool
 591 InterfaceWindow::IsStopped() const
 592 {
 593         return (system_time() - fLastUpdateTime > INTERFACE_UPDATE_TIMEOUT);
 594 }
 595
 596 /*****************************************************************************
 597  * InterfaceWindow::_UpdatePlaylist
 598  *****************************************************************************/
 599 void
 600 InterfaceWindow::_UpdatePlaylist()
 601 {
 602         if ( fPlaylistWindow->Lock() )
 603         {
 604                 fPlaylistWindow->UpdatePlaylist( true );
 605                 fPlaylistWindow->Unlock();
 606                 playlist_t *p_playlist = (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 607                                                        FIND_ANYWHERE );
 608                 fPlaylistIsEmpty = p_playlist->i_size < 1;
 609                 p_mediaControl->SetEnabled( !fPlaylistIsEmpty );
 610         }
 611 }
 612
 613 /*****************************************************************************
 614  * InterfaceWindow::_SetMenusEnabled
 615  *****************************************************************************/
 616 void
 617 InterfaceWindow::_SetMenusEnabled(bool hasFile, bool hasChapters, bool hasTitles)
 618 {
 619         if (!hasFile)
 620         {
 621                 hasChapters = false;
 622                 hasTitles = false;
 623         }
 624         if (Lock())
 625         {
 626                 if (fNextChapterMI->IsEnabled() != hasChapters)
 627                         fNextChapterMI->SetEnabled(hasChapters);
 628                 if (fPrevChapterMI->IsEnabled() != hasChapters)
 629                         fPrevChapterMI->SetEnabled(hasChapters);
 630                 if (fChapterMenu->IsEnabled() != hasChapters)
 631                         fChapterMenu->SetEnabled(hasChapters);
 632                 if (fNextTitleMI->IsEnabled() != hasTitles)
 633                         fNextTitleMI->SetEnabled(hasTitles);
 634                 if (fPrevTitleMI->IsEnabled() != hasTitles)
 635                         fPrevTitleMI->SetEnabled(hasTitles);
 636                 if (fTitleMenu->IsEnabled() != hasTitles)
 637                         fTitleMenu->SetEnabled(hasTitles);
 638                 if (fAudioMenu->IsEnabled() != hasFile)
 639                         fAudioMenu->SetEnabled(hasFile);
 640                 if (fNavigationMenu->IsEnabled() != hasFile)
 641                         fNavigationMenu->SetEnabled(hasFile);
 642                 if (fLanguageMenu->IsEnabled() != hasFile)
 643                         fLanguageMenu->SetEnabled(hasFile);
 644                 if (fSubtitlesMenu->IsEnabled() != hasFile)
 645                         fSubtitlesMenu->SetEnabled(hasFile);
 646                 if (fSpeedMenu->IsEnabled() != hasFile)
 647                         fSpeedMenu->SetEnabled(hasFile);
 648                 Unlock();
 649         }
 650 }
 651
 652 /*****************************************************************************
 653  * InterfaceWindow::_UpdateSpeedMenu
 654  *****************************************************************************/
 655 void
 656 InterfaceWindow::_UpdateSpeedMenu( int rate )
 657 {
 658         if ( rate == DEFAULT_RATE )
 659         {
 660                 if ( !fNormalMI->IsMarked() )
 661                         fNormalMI->SetMarked( true );
 662         }
 663         else if ( rate < DEFAULT_RATE )
 664         {
 665                 if ( !fFasterMI->IsMarked() )
 666                         fFasterMI->SetMarked( true );
 667         }
 668         else
 669         {
 670                 if ( !fSlowerMI->IsMarked() )
 671                         fSlowerMI->SetMarked( true );
 672         }
 673 }
 674
 675 /*****************************************************************************
 676  * InterfaceWindow::_InputStreamChanged
 677  *****************************************************************************/
 678 void
 679 InterfaceWindow::_InputStreamChanged()
 680 {
 681 //printf("InterfaceWindow::_InputStreamChanged()\n");
 682         // TODO: move more stuff from updateInterface() here!
 683         snooze( 400000 );
 684         p_intf->p_sys->p_vlc_wrapper->set_volume( p_mediaControl->GetVolume() );
 685 }
 686
 687 /*****************************************************************************
 688  * InterfaceWindow::_LoadSettings
 689  *****************************************************************************/
 690 status_t
 691 InterfaceWindow::_LoadSettings( BMessage* message, const char* fileName, const char* folder )
 692 {
 693         status_t ret = B_BAD_VALUE;
 694         if ( message )
 695         {
 696                 BPath path;
 697                 if ( ( ret = find_directory( B_USER_SETTINGS_DIRECTORY, &path ) ) == B_OK )
 698                 {
 699                         // passing folder is optional
 700                         if ( folder )
 701                                 ret = path.Append( folder );
 702                         if ( ret == B_OK && ( ret = path.Append( fileName ) ) == B_OK )
 703                         {
 704                                 BFile file( path.Path(), B_READ_ONLY );
 705                                 if ( ( ret = file.InitCheck() ) == B_OK )
 706                                 {
 707                                         ret = message->Unflatten( &file );
 708                                         file.Unset();
 709                                 }
 710                         }
 711                 }
 712         }
 713         return ret;
 714 }
 715
 716 /*****************************************************************************
 717  * InterfaceWindow::_SaveSettings
 718  *****************************************************************************/
 719 status_t
 720 InterfaceWindow::_SaveSettings( BMessage* message, const char* fileName, const char* folder )
 721 {
 722         status_t ret = B_BAD_VALUE;
 723         if ( message )
 724         {
 725                 BPath path;
 726                 if ( ( ret = find_directory( B_USER_SETTINGS_DIRECTORY, &path ) ) == B_OK )
 727                 {
 728                         // passing folder is optional
 729                         if ( folder && ( ret = path.Append( folder ) ) == B_OK )
 730                                 ret = create_directory( path.Path(), 0777 );
 731                         if ( ret == B_OK && ( ret = path.Append( fileName ) ) == B_OK )
 732                         {
 733                                 BFile file( path.Path(), B_WRITE_ONLY | B_CREATE_FILE | B_ERASE_FILE );
 734                                 if ( ( ret = file.InitCheck() ) == B_OK )
 735                                 {
 736                                         ret = message->Flatten( &file );
 737                                         file.Unset();
 738                                 }
 739                         }
 740                 }
 741         }
 742         return ret;
 743 }
 744
 745 /*****************************************************************************
 746  * InterfaceWindow::_RestoreSettings
 747  *****************************************************************************/
 748 bool
 749 make_sure_frame_is_on_screen( BRect& frame )
 750 {
 751         BScreen screen( B_MAIN_SCREEN_ID );
 752         if (frame.IsValid() && screen.IsValid()) {
 753                 if (!screen.Frame().Contains(frame)) {
 754                         // make sure frame fits in the screen
 755                         if (frame.Width() > screen.Frame().Width())
 756                                 frame.right -= frame.Width() - screen.Frame().Width() + 10.0;
 757                         if (frame.Height() > screen.Frame().Height())
 758                                 frame.bottom -= frame.Height() - screen.Frame().Height() + 30.0;
 759                         // frame is now at the most the size of the screen
 760                         if (frame.right > screen.Frame().right)
 761                                 frame.OffsetBy(-(frame.right - screen.Frame().right), 0.0);
 762                         if (frame.bottom > screen.Frame().bottom)
 763                                 frame.OffsetBy(0.0, -(frame.bottom - screen.Frame().bottom));
 764                         if (frame.left < screen.Frame().left)
 765                                 frame.OffsetBy((screen.Frame().left - frame.left), 0.0);
 766                         if (frame.top < screen.Frame().top)
 767                                 frame.OffsetBy(0.0, (screen.Frame().top - frame.top));
 768                 }
 769                 return true;
 770         }
 771         return false;
 772 }
 773
 774 void
 775 make_sure_frame_is_within_limits( BRect& frame, float minWidth, float minHeight,
 776                                                                   float maxWidth, float maxHeight )
 777 {
 778         if ( frame.Width() < minWidth )
 779                 frame.right = frame.left + minWidth;
 780         if ( frame.Height() < minHeight )
 781                 frame.bottom = frame.top + minHeight;
 782         if ( frame.Width() > maxWidth )
 783                 frame.right = frame.left + maxWidth;
 784         if ( frame.Height() > maxHeight )
 785                 frame.bottom = frame.top + maxHeight;
 786 }
 787
 788 /*****************************************************************************
 789  * InterfaceWindow::_RestoreSettings
 790  *****************************************************************************/
 791 void
 792 InterfaceWindow::_RestoreSettings()
 793 {
 794         if ( _LoadSettings( fSettings, "interface_settings", "VideoLAN Client" ) == B_OK )
 795         {
 796                 BRect mainFrame;
 797                 if ( fSettings->FindRect( "main frame", &mainFrame ) == B_OK )
 798                 {
 799                         // sanity checks: make sure window is not too big/small
 800                         // and that it's not off-screen
 801                         float minWidth, maxWidth, minHeight, maxHeight;
 802                         GetSizeLimits( &minWidth, &maxWidth, &minHeight, &maxHeight );
 803
 804                         make_sure_frame_is_within_limits( mainFrame,
 805                                                                                           minWidth, minHeight, maxWidth, maxHeight );
 806                         make_sure_frame_is_on_screen( mainFrame );
 807
 808
 809                         MoveTo( mainFrame.LeftTop() );
 810                         ResizeTo( mainFrame.Width(), mainFrame.Height() );
 811                 }
 812                 if ( fPlaylistWindow->Lock() )
 813                 {
 814                         BRect playlistFrame;
 815                         if (fSettings->FindRect( "playlist frame", &playlistFrame ) == B_OK )
 816                         {
 817                                 // sanity checks: make sure window is not too big/small
 818                                 // and that it's not off-screen
 819                                 float minWidth, maxWidth, minHeight, maxHeight;
 820                                 fPlaylistWindow->GetSizeLimits( &minWidth, &maxWidth, &minHeight, &maxHeight );
 821
 822                                 make_sure_frame_is_within_limits( playlistFrame,
 823                                                                                                   minWidth, minHeight, maxWidth, maxHeight );
 824                                 make_sure_frame_is_on_screen( playlistFrame );
 825
 826                                 fPlaylistWindow->MoveTo( playlistFrame.LeftTop() );
 827                                 fPlaylistWindow->ResizeTo( playlistFrame.Width(), playlistFrame.Height() );
 828                         }
 829
 830                         bool showing;
 831                         if ( fSettings->FindBool( "playlist showing", &showing ) == B_OK )
 832                         {
 833                                 if ( showing )
 834                                 {
 835                                         if ( fPlaylistWindow->IsHidden() )
 836                                                 fPlaylistWindow->Show();
 837                                 }
 838                                 else
 839                                 {
 840                                         if ( !fPlaylistWindow->IsHidden() )
 841                                                 fPlaylistWindow->Hide();
 842                                 }
 843                         }
 844
 845                         fPlaylistWindow->Unlock();
 846                 }
 847         }
 848 }
 849
 850 /*****************************************************************************
 851  * InterfaceWindow::_StoreSettings
 852  *****************************************************************************/
 853 void
 854 InterfaceWindow::_StoreSettings()
 855 {
 856         if ( fSettings->ReplaceRect( "main frame", Frame() ) != B_OK )
 857                 fSettings->AddRect( "main frame", Frame() );
 858         if ( fPlaylistWindow->Lock() )
 859         {
 860                 if (fSettings->ReplaceRect( "playlist frame", fPlaylistWindow->Frame() ) != B_OK)
 861                         fSettings->AddRect( "playlist frame", fPlaylistWindow->Frame() );
 862                 if (fSettings->ReplaceBool( "playlist showing", !fPlaylistWindow->IsHidden() ) != B_OK)
 863                         fSettings->AddBool( "playlist showing", !fPlaylistWindow->IsHidden() );
 864                 fPlaylistWindow->Unlock();
 865         }
 866         _SaveSettings( fSettings, "interface_settings", "VideoLAN Client" );
 867 }
 868
 869 /*****************************************************************************
 870  * CDMenu::CDMenu
 871  *****************************************************************************/
 872 CDMenu::CDMenu(const char *name)
 873           : BMenu(name)
 874 {
 875 }
 876
 877 /*****************************************************************************
 878  * CDMenu::~CDMenu
 879  *****************************************************************************/
 880 CDMenu::~CDMenu()
 881 {
 882 }
 883
 884 /*****************************************************************************
 885  * CDMenu::AttachedToWindow
 886  *****************************************************************************/
 887 void CDMenu::AttachedToWindow(void)
 888 {
 889         // remove all items
 890         while (BMenuItem* item = RemoveItem(0L))
 891                 delete item;
 892         GetCD("/dev/disk");
 893         BMenu::AttachedToWindow();
 894 }
 895
 896 /*****************************************************************************
 897  * CDMenu::GetCD
 898  *****************************************************************************/
 899 int CDMenu::GetCD( const char *directory )
 900 {
 901         BVolumeRoster *volRoster;
 902         BVolume    *vol;
 903         BDirectory      *dir;
 904         int                status;
 905         int                mounted;
 906         char              name[B_FILE_NAME_LENGTH];
 907         fs_info    info;
 908         dev_t            dev;
 909
 910         volRoster = new BVolumeRoster();
 911         vol = new BVolume();
 912         dir = new BDirectory();
 913         status = volRoster->GetNextVolume(vol);
 914         status = vol->GetRootDirectory(dir);
 915         while (status ==  B_NO_ERROR)
 916         {
 917                 mounted = vol->GetName(name);
 918                 if ((mounted == B_OK) && /* Disk is currently Mounted */
 919                         (vol->IsReadOnly()) ) /* Disk is read-only */
 920                 {
 921                         dev = vol->Device();
 922                         fs_stat_dev(dev, &info);
 923
 924                         device_geometry g;
 925                         int i_dev;
 926                         i_dev = open( info.device_name, O_RDONLY );
 927
 928                         if( i_dev >= 0 )
 929                         {
 930                                 if( ioctl(i_dev, B_GET_GEOMETRY, &g, sizeof(g)) >= 0 )
 931                                 {
 932                                         if( g.device_type == B_CD ) //ensure the drive is a CD-ROM
 933                                         {
 934                                                 BMessage *msg;
 935                                                 msg = new BMessage( OPEN_DVD );
 936                                                 msg->AddString( "device", info.device_name );
 937                                                 BMenuItem *menu_item;
 938                                                 menu_item = new BMenuItem( name, msg );
 939                                                 AddItem( menu_item );
 940                                         }
 941                                         close(i_dev);
 942                                 }
 943                         }
 944                 }
 945                 vol->Unset();
 946                 status = volRoster->GetNextVolume(vol);
 947         }
 948         return 0;
 949 }
 950
 951 /*****************************************************************************
 952  * LanguageMenu::LanguageMenu
 953  *****************************************************************************/
 954 LanguageMenu::LanguageMenu(const char *name, int menu_kind,
 955                                                         intf_thread_t  *p_interface)
 956         :BMenu(name)
 957 {
 958         kind = menu_kind;
 959         p_intf = p_interface;
 960 }
 961
 962 /*****************************************************************************
 963  * LanguageMenu::~LanguageMenu
 964  *****************************************************************************/
 965 LanguageMenu::~LanguageMenu()
 966 {
 967 }
 968
 969 /*****************************************************************************
 970  * LanguageMenu::AttachedToWindow
 971  *****************************************************************************/
 972 void LanguageMenu::AttachedToWindow()
 973 {
 974         // remove all items
 975         while ( BMenuItem* item = RemoveItem( 0L ) )
 976                 delete item;
 977
 978         SetRadioMode( true );
 979         _GetChannels();
 980         BMenu::AttachedToWindow();
 981 }
 982
 983 /*****************************************************************************
 984  * LanguageMenu::_GetChannels
 985  *****************************************************************************/
 986 void LanguageMenu::_GetChannels()
 987 {
 988         char  *psz_name;
 989         bool   b_active;
 990         BMessage *msg;
 991         BMenuItem *menu_item;
 992         int     i;
 993         es_descriptor_t *p_es  = NULL;
 994
 995         // Insert the "None" item if in subtitle mode
 996         if( kind != AUDIO_ES ) //subtitle
 997         {
 998                 msg = new BMessage( SELECT_SUBTITLE );
 999                 msg->AddInt32( "subtitle", -1 );
1000                 menu_item = new BMenuItem( "None", msg );
1001                 AddItem( menu_item );
1002                 menu_item->SetMarked( true );
1003         }
1004
1005         input_thread_t* input = p_intf->p_sys->p_input;
1006         if ( input )
1007         {
1008                 vlc_mutex_lock( &input->stream.stream_lock );
1009                 for( i = 0; i < input->stream.i_selected_es_number; i++ )
1010                 {
1011                         if( kind == input->stream.pp_selected_es[i]->i_cat )
1012                                 p_es = input->stream.pp_selected_es[i];
1013                 }
1014
1015                 int32 addedItems = 0;
1016                 bool emptyItemAdded = false;
1017                 uint32 what = kind == AUDIO_ES ? SELECT_CHANNEL : SELECT_SUBTITLE;
1018                 const char* fieldName = kind == AUDIO_ES ? "channel" : "subtitle";
1019
1020                 for ( i = 0; i < input->stream.i_es_number; i++ )
1021                 {
1022                         if ( kind == input->stream.pp_es[i]->i_cat )
1023                         {
1024                                 bool addItem = true;
1025                                 psz_name = input->stream.pp_es[i]->psz_desc;
1026                                 // workarround for irritating empty strings
1027                                 if ( strcmp(psz_name, "") == 0 )
1028                                 {
1029 //                                      if ( kind != AUDIO_ES ) // don't add empty subtitle items, they don't work anyways
1030 //                                              addItem = false;
1031 //                                      else
1032 //                                      {
1033                                                 if (!emptyItemAdded)
1034                                                 {
1035                                                         psz_name = "<default>";
1036                                                         emptyItemAdded = true;
1037                                                 }
1038                                                 else
1039                                                         psz_name = "<unkown>";
1040 //                                      }
1041                                 }
1042                                 if ( addItem )
1043                                 {
1044                                         addedItems++;
1045                                         msg = new BMessage( what );
1046                                         msg->AddInt32( fieldName, i );
1047                                         menu_item = new BMenuItem( psz_name, msg );
1048                                         AddItem( menu_item );
1049                                         b_active = ( p_es == input->stream.pp_es[i] );
1050                                         menu_item->SetMarked( b_active );
1051                                 }
1052                         }
1053                 }
1054                 vlc_mutex_unlock( &input->stream.stream_lock );
1055
1056                 // enhance readability and separate first item from rest
1057                 if ( ( emptyItemAdded || kind != AUDIO_ES ) && addedItems > 1 )
1058                          AddItem( new BSeparatorItem(), 1 );
1059         }
1060 }
1061
1062
1063
1064 /*****************************************************************************
1065  * TitleMenu::TitleMenu
1066  *****************************************************************************/
1067 TitleMenu::TitleMenu( const char *name, intf_thread_t  *p_interface )
1068         : BMenu(name),
1069         p_intf( p_interface )
1070 {
1071 }
1072
1073 /*****************************************************************************
1074  * TitleMenu::~TitleMenu
1075  *****************************************************************************/
1076 TitleMenu::~TitleMenu()
1077 {
1078 }
1079
1080 /*****************************************************************************
1081  * TitleMenu::AttachedToWindow
1082  *****************************************************************************/
1083 void TitleMenu::AttachedToWindow()
1084 {
1085         // make title menu empty
1086         while ( BMenuItem* item = RemoveItem( 0L ) )
1087                 delete item;
1088
1089         input_thread_t* input = p_intf->p_sys->p_input;
1090         if ( input )
1091         {
1092                 // lock stream access
1093                 vlc_mutex_lock( &input->stream.stream_lock );
1094                 // populate menu according to current stream
1095                 int32 numTitles = input->stream.i_area_nb;
1096                 if ( numTitles > 1 )
1097                 {
1098                         // disallow title 0!
1099                         for ( int32 i = 1; i < numTitles; i++ )
1100                         {
1101                                 BMessage* message = new BMessage( TOGGLE_TITLE );
1102                                 message->AddInt32( "index", i );
1103                                 BString helper( "" );
1104                                 helper << i;
1105                                 BMenuItem* item = new BMenuItem( helper.String(), message );
1106                                 item->SetMarked( input->stream.p_selected_area->i_id == i );
1107                                 AddItem( item );
1108                         }
1109                 }
1110                 // done messing with stream
1111                 vlc_mutex_unlock( &input->stream.stream_lock );
1112         }
1113         BMenu::AttachedToWindow();
1114 }
1115
1116
1117 /*****************************************************************************
1118  * ChapterMenu::ChapterMenu
1119  *****************************************************************************/
1120 ChapterMenu::ChapterMenu( const char *name, intf_thread_t  *p_interface )
1121         : BMenu(name),
1122         p_intf( p_interface )
1123 {
1124 }
1125
1126 /*****************************************************************************
1127  * ChapterMenu::~ChapterMenu
1128  *****************************************************************************/
1129 ChapterMenu::~ChapterMenu()
1130 {
1131 }
1132
1133 /*****************************************************************************
1134  * ChapterMenu::AttachedToWindow
1135  *****************************************************************************/
1136 void ChapterMenu::AttachedToWindow()
1137 {
1138         // make title menu empty
1139         while ( BMenuItem* item = RemoveItem( 0L ) )
1140                 delete item;
1141
1142         input_thread_t* input = p_intf->p_sys->p_input;
1143         if ( input )
1144         {
1145                 // lock stream access
1146                 vlc_mutex_lock( &input->stream.stream_lock );
1147                 // populate menu according to current stream
1148                 int32 numChapters = input->stream.p_selected_area->i_part_nb;
1149                 if ( numChapters > 1 )
1150                 {
1151                         for ( int32 i = 0; i < numChapters; i++ )
1152                         {
1153                                 BMessage* message = new BMessage( TOGGLE_CHAPTER );
1154                                 message->AddInt32( "index", i );
1155                                 BString helper( "" );
1156                                 helper << i + 1;
1157                                 BMenuItem* item = new BMenuItem( helper.String(), message );
1158                                 item->SetMarked( input->stream.p_selected_area->i_part == i );
1159                                 AddItem( item );
1160                         }
1161                 }
1162                 // done messing with stream
1163                 vlc_mutex_unlock( &input->stream.stream_lock );
1164         }
1165         BMenu::AttachedToWindow();
1166 }
1167