git.sesse.net Git - vlc/blob - modules/gui/skins/src/vlcproc.cpp

   1 /*****************************************************************************
   2  * vlcproc.cpp: VlcProc class
   3  *****************************************************************************
   4  * Copyright (C) 2003 VideoLAN
   5  * $Id: vlcproc.cpp,v 1.35 2003/06/11 10:42:34 gbazin Exp $
   6  *
   7  * Authors: Olivier Teulière <ipkiss@via.ecp.fr>
   8  *          Emmanuel Puig    <karibu@via.ecp.fr>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111,
  23  * USA.
  24  *****************************************************************************/
  25
  26 //--- VLC -------------------------------------------------------------------
  27 #include <vlc/vlc.h>
  28 #include <vlc/intf.h>
  29 #include <vlc/aout.h>
  30 #include <vlc/vout.h>
  31
  32 //--- SKIN ------------------------------------------------------------------
  33 #include "../os_api.h"
  34 #include "event.h"
  35 #include "banks.h"
  36 #include "theme.h"
  37 #include "../os_theme.h"
  38 #include "themeloader.h"
  39 #include "window.h"
  40 #include "vlcproc.h"
  41 #include "skin_common.h"
  42 #include "dialogs.h"
  43
  44 //---------------------------------------------------------------------------
  45 // VlcProc
  46 //---------------------------------------------------------------------------
  47 VlcProc::VlcProc( intf_thread_t *_p_intf )
  48 {
  49     p_intf = _p_intf;
  50 }
  51 //---------------------------------------------------------------------------
  52 VlcProc::~VlcProc()
  53 {
  54 }
  55 //---------------------------------------------------------------------------
  56 bool VlcProc::EventProc( Event *evt )
  57 {
  58     switch( evt->GetMessage() )
  59     {
  60         case VLC_STREAMPOS:
  61             MoveStream( evt->GetParam2() );
  62             return true;
  63
  64         case VLC_VOLUME_CHANGE:
  65             ChangeVolume( evt->GetParam1(), evt->GetParam2() );
  66             return true;
  67
  68         case VLC_FULLSCREEN:
  69             FullScreen();
  70             return true;
  71
  72         case VLC_HIDE:
  73             for( list<SkinWindow *>::const_iterator win =
  74                     p_intf->p_sys->p_theme->WindowList.begin();
  75                  win != p_intf->p_sys->p_theme->WindowList.end(); win++ )
  76             {
  77                 (*win)->OnStartThemeVisible = !(*win)->IsHidden();
  78             }
  79             p_intf->p_sys->i_close_status = (int)evt->GetParam1();
  80             OSAPI_PostMessage( NULL, WINDOW_CLOSE, 1, 0 );
  81             return true;
  82
  83         case VLC_SHOW:
  84             for( list<SkinWindow *>::const_iterator win =
  85                     p_intf->p_sys->p_theme->WindowList.begin();
  86                  win != p_intf->p_sys->p_theme->WindowList.end(); win++ )
  87             {
  88                 if( (*win)->OnStartThemeVisible )
  89                     OSAPI_PostMessage( (*win), WINDOW_OPEN, 1, 0 );
  90             }
  91             p_intf->p_sys->b_all_win_closed = false;
  92             return true;
  93
  94         case VLC_OPEN:
  95             p_intf->p_sys->p_dialogs->ShowOpen( true );
  96             InterfaceRefresh();
  97             return true;
  98
  99         case VLC_LOAD_SKIN:
 100             LoadSkin();
 101             return true;
 102
 103         case VLC_DROP:
 104             DropFile( evt->GetParam1() );
 105             return true;
 106
 107         case VLC_PLAY:
 108             PlayStream();
 109             return true;
 110
 111         case VLC_PAUSE:
 112             PauseStream();
 113             return true;
 114
 115         case VLC_STOP:
 116             StopStream();
 117             return true;
 118
 119         case VLC_NEXT:
 120             NextStream();
 121             return true;
 122
 123         case VLC_PREV:
 124             PrevStream();
 125             return true;
 126
 127         case VLC_PLAYLIST_ADD_FILE:
 128             p_intf->p_sys->p_dialogs->ShowOpen( false );
 129             InterfaceRefresh();
 130             return true;
 131
 132         case VLC_LOG_SHOW:
 133             p_intf->p_sys->p_dialogs->ShowMessages();
 134             return true;
 135
 136         case VLC_LOG_CLEAR:
 137             return true;
 138
 139         case VLC_PREFS_SHOW:
 140             p_intf->p_sys->p_dialogs->ShowPrefs();
 141             return true;
 142
 143         case VLC_INFO_SHOW:
 144             p_intf->p_sys->p_dialogs->ShowFileInfo();
 145             return true;
 146
 147         case VLC_INTF_REFRESH:
 148             InterfaceRefresh( (bool)evt->GetParam2() );
 149             return true;
 150
 151         case VLC_TEST_ALL_CLOSED:
 152             return EventProcEnd();
 153
 154         case VLC_QUIT:
 155             return false;
 156
 157         case VLC_CHANGE_TRAY:
 158             p_intf->p_sys->p_theme->ChangeTray();
 159             return true;
 160
 161         case VLC_CHANGE_TASKBAR:
 162             p_intf->p_sys->p_theme->ChangeTaskbar();
 163             return true;
 164
 165         case VLC_NET_ADDUDP:
 166             AddNetworkUDP( (int)evt->GetParam2() );
 167             return true;
 168
 169         default:
 170             return true;
 171     }
 172 }
 173 //---------------------------------------------------------------------------
 174 bool VlcProc::EventProcEnd()
 175 {
 176     if( p_intf->p_sys->b_all_win_closed )
 177         return true;
 178
 179     list<SkinWindow *>::const_iterator win;
 180
 181     // If a window has been closed, test if all are closed !
 182     for( win = p_intf->p_sys->p_theme->WindowList.begin();
 183          win != p_intf->p_sys->p_theme->WindowList.end(); win++ )
 184     {
 185         if( !(*win)->IsHidden() )   // Not all windows closed
 186         {
 187             return true;
 188         }
 189     }
 190
 191     // All window are closed
 192     switch( p_intf->p_sys->i_close_status )
 193     {
 194         case VLC_QUIT:
 195             // Save config before exiting
 196             p_intf->p_sys->p_theme->SaveConfig();
 197             break;
 198     }
 199
 200     // Send specified event
 201     OSAPI_PostMessage( NULL, p_intf->p_sys->i_close_status, 0, 0 );
 202
 203     // Reset values
 204     p_intf->p_sys->i_close_status = VLC_NOTHING;
 205     p_intf->p_sys->b_all_win_closed = true;
 206
 207     // Return true
 208     return true;
 209 }
 210 //---------------------------------------------------------------------------
 211 bool VlcProc::IsClosing()
 212 {
 213     if( p_intf->b_die && p_intf->p_sys->i_close_status != VLC_QUIT )
 214     {
 215         p_intf->p_sys->i_close_status = VLC_QUIT;
 216         OSAPI_PostMessage( NULL, VLC_HIDE, VLC_QUIT, 0 );
 217     }
 218     return true;
 219 }
 220 //---------------------------------------------------------------------------
 221
 222
 223
 224
 225 //---------------------------------------------------------------------------
 226 // Private methods
 227 //---------------------------------------------------------------------------
 228 void VlcProc::InterfaceRefresh( bool All )
 229 {
 230     // Shortcut pointers
 231     intf_sys_t  *Sys      = p_intf->p_sys;
 232     Theme       *Thema    = Sys->p_theme;
 233     playlist_t  *PlayList = Sys->p_playlist;
 234
 235     // Refresh
 236     if( PlayList != NULL )
 237     {
 238         // Refresh stream control controls ! :)
 239         switch( PlayList->i_status )
 240         {
 241             case PLAYLIST_STOPPED:
 242                 EnabledEvent( "time", false );
 243                 EnabledEvent( "stop", false );
 244                 EnabledEvent( "play", true );
 245                 EnabledEvent( "pause", false );
 246                 break;
 247             case PLAYLIST_RUNNING:
 248                 EnabledEvent( "time", true );
 249                 EnabledEvent( "stop", true );
 250                 EnabledEvent( "play", false );
 251                 EnabledEvent( "pause", true );
 252                 break;
 253             case PLAYLIST_PAUSED:
 254                 EnabledEvent( "time", true );
 255                 EnabledEvent( "stop", true );
 256                 EnabledEvent( "play", true );
 257                 EnabledEvent( "pause", false );
 258                 break;
 259         }
 260
 261         // Refresh next and prev buttons
 262         if( PlayList->i_index == 0 || PlayList->i_size == 1 )
 263             EnabledEvent( "prev", false );
 264         else
 265             EnabledEvent( "prev", true );
 266
 267         if( PlayList->i_index == PlayList->i_size - 1 || PlayList->i_size == 1 )
 268             EnabledEvent( "next", false );
 269         else
 270             EnabledEvent( "next", true );
 271
 272
 273         // Update file name text
 274         if( PlayList->i_index != Sys->i_index )
 275         {
 276             Thema->EvtBank->Get( "file_name" )->PostTextMessage(
 277                 PlayList->pp_items[PlayList->i_index]->psz_name );
 278         }
 279
 280         // Update playlists
 281         if( PlayList->i_index != Sys->i_index ||
 282             PlayList->i_size != Sys->i_size )
 283         {
 284             Thema->EvtBank->Get( "playlist_refresh" )->PostSynchroMessage();
 285             Sys->i_size  = PlayList->i_size;
 286             Sys->i_index = PlayList->i_index;
 287         }
 288     }
 289     else
 290     {
 291         EnabledEvent( "time", false );
 292         EnabledEvent( "stop",  false );
 293         EnabledEvent( "play",  false );
 294         EnabledEvent( "pause", false );
 295         EnabledEvent( "prev",  false );
 296         EnabledEvent( "next",  false );
 297
 298         // Update playlists
 299         if( Sys->i_size > 0 )
 300         {
 301             Thema->EvtBank->Get( "playlist_refresh" )->PostSynchroMessage();
 302             Sys->i_size  = 0;
 303         }
 304     }
 305
 306 }
 307 //---------------------------------------------------------------------------
 308 void VlcProc::EnabledEvent( string type, bool state )
 309 {
 310     OSAPI_PostMessage( NULL, CTRL_ENABLED, (unsigned int)
 311         p_intf->p_sys->p_theme->EvtBank->Get( type ), (int)state );
 312 }
 313 //---------------------------------------------------------------------------
 314
 315
 316 //---------------------------------------------------------------------------
 317 // Common VLC procedures
 318 //---------------------------------------------------------------------------
 319 void VlcProc::LoadSkin()
 320 {
 321     if( p_intf->p_sys->p_new_theme_file == NULL )
 322     {
 323         p_intf->p_sys->p_dialogs->ShowOpenSkin();
 324     }
 325     else
 326     {
 327         // Place a new theme in the global structure, because it will
 328         // be filled by the parser
 329         // We save the old one to restore it in case of problem
 330         Theme *oldTheme = p_intf->p_sys->p_theme;
 331         p_intf->p_sys->p_theme = (Theme *)new OSTheme( p_intf );
 332
 333         // Run the XML parser
 334         ThemeLoader *Loader = new ThemeLoader( p_intf );
 335         if( Loader->Load( p_intf->p_sys->p_new_theme_file ) )
 336         {
 337             // Everything went well
 338             msg_Dbg( p_intf, "New theme successfully loaded" );
 339             delete (OSTheme *)oldTheme;
 340
 341             // Show the theme
 342             p_intf->p_sys->p_theme->InitTheme();
 343             p_intf->p_sys->p_theme->ShowTheme();
 344         }
 345         else
 346         {
 347             msg_Warn( p_intf, "A problem occurred when loading the new theme,"
 348                       " restoring the previous one" );
 349             delete (OSTheme *)p_intf->p_sys->p_theme;
 350             p_intf->p_sys->p_theme = oldTheme;
 351
 352             // Show the theme
 353             p_intf->p_sys->p_theme->ShowTheme();
 354         }
 355         delete Loader;
 356
 357         // Uninitialize new theme
 358         delete (char *)p_intf->p_sys->p_new_theme_file;
 359         p_intf->p_sys->p_new_theme_file = NULL;
 360     }
 361 }
 362 //---------------------------------------------------------------------------
 363
 364 void VlcProc::DropFile( unsigned int param )
 365 {
 366     // Get pointer to file
 367     char *FileName = (char *)param;
 368
 369     // Add the new file to the playlist
 370     if( p_intf->p_sys->p_playlist != NULL )
 371     {
 372         if( config_GetInt( p_intf, "enqueue" ) )
 373         {
 374             playlist_Add( p_intf->p_sys->p_playlist, FileName,
 375                           PLAYLIST_APPEND, PLAYLIST_END );
 376         }
 377         else
 378         {
 379             playlist_Add( p_intf->p_sys->p_playlist, FileName,
 380                           PLAYLIST_APPEND | PLAYLIST_GO, PLAYLIST_END );
 381         }
 382     }
 383
 384     // VLC_DROP must be called with a pointer to a char else it will
 385     // ******** SEGFAULT ********
 386     // The delete is here because the processus in asynchronous
 387     delete[] FileName;
 388
 389     // Refresh interface
 390     InterfaceRefresh();
 391
 392 }
 393 //---------------------------------------------------------------------------
 394
 395
 396
 397
 398 //---------------------------------------------------------------------------
 399 // Stream Control
 400 //---------------------------------------------------------------------------
 401 void VlcProc::PauseStream()
 402 {
 403     if( p_intf->p_sys->p_input == NULL )
 404         return;
 405     input_SetStatus( p_intf->p_sys->p_input, INPUT_STATUS_PAUSE );
 406
 407     // Refresh interface
 408     InterfaceRefresh();
 409 }
 410 //---------------------------------------------------------------------------
 411 void VlcProc::PlayStream()
 412 {
 413     if( p_intf->p_sys->p_playlist == NULL )
 414         return;
 415
 416     if( !p_intf->p_sys->p_playlist->i_size )
 417     {
 418         p_intf->p_sys->p_dialogs->ShowOpen( true );
 419         InterfaceRefresh();
 420         return;
 421     }
 422
 423     playlist_Play( p_intf->p_sys->p_playlist );
 424
 425     // Refresh interface
 426     InterfaceRefresh();
 427 }
 428 //---------------------------------------------------------------------------
 429 void VlcProc::StopStream()
 430 {
 431     if( p_intf->p_sys->p_playlist == NULL )
 432         return;
 433     playlist_Stop( p_intf->p_sys->p_playlist );
 434
 435     // Refresh interface
 436     InterfaceRefresh();
 437 }
 438 //---------------------------------------------------------------------------
 439 void VlcProc::NextStream()
 440 {
 441     if( p_intf->p_sys->p_playlist == NULL )
 442         return;
 443
 444     playlist_Next( p_intf->p_sys->p_playlist );
 445
 446     // Refresh interface
 447     InterfaceRefresh();
 448 }
 449 //---------------------------------------------------------------------------
 450 void VlcProc::PrevStream()
 451 {
 452     if( p_intf->p_sys->p_playlist == NULL )
 453         return;
 454
 455     playlist_Prev( p_intf->p_sys->p_playlist );
 456
 457     // Refresh interface
 458     InterfaceRefresh();
 459 }
 460 //---------------------------------------------------------------------------
 461 void VlcProc::MoveStream( long Pos )
 462 {
 463     if( p_intf->p_sys->p_input == NULL )
 464         return;
 465
 466     off_t i_seek = (off_t)(Pos *
 467         p_intf->p_sys->p_input->stream.p_selected_area->i_size
 468         / SLIDER_RANGE);
 469
 470     input_Seek( p_intf->p_sys->p_input, i_seek, INPUT_SEEK_SET );
 471
 472     // Refresh interface
 473     InterfaceRefresh();
 474 }
 475 //---------------------------------------------------------------------------
 476
 477
 478
 479 //---------------------------------------------------------------------------
 480 // Fullscreen
 481 //---------------------------------------------------------------------------
 482 void VlcProc::FullScreen()
 483 {
 484     vout_thread_t *p_vout;
 485
 486     if( p_intf->p_sys->p_input == NULL )
 487         return;
 488
 489     p_vout = (vout_thread_t *)vlc_object_find( p_intf->p_sys->p_input,
 490                                                VLC_OBJECT_VOUT, FIND_CHILD );
 491     if( p_vout == NULL )
 492         return;
 493
 494     p_vout->i_changes |= VOUT_FULLSCREEN_CHANGE;
 495     vlc_object_release( p_vout );
 496 }
 497 //---------------------------------------------------------------------------
 498
 499
 500
 501 //---------------------------------------------------------------------------
 502 // Volume Control
 503 //---------------------------------------------------------------------------
 504 void VlcProc::ChangeVolume( unsigned int msg, long param )
 505 {
 506     audio_volume_t volume;
 507     switch( msg )
 508     {
 509         case VLC_VOLUME_MUTE:
 510             aout_VolumeMute( p_intf, NULL );
 511             break;
 512         case VLC_VOLUME_UP:
 513             aout_VolumeUp( p_intf, 1, NULL );
 514             break;
 515         case VLC_VOLUME_DOWN:
 516             aout_VolumeDown( p_intf, 1, NULL );
 517             break;
 518         case VLC_VOLUME_SET:
 519             aout_VolumeSet( p_intf, param * AOUT_VOLUME_MAX / SLIDER_RANGE );
 520             break;
 521     }
 522     aout_VolumeGet( p_intf, &volume );
 523
 524 }
 525 //---------------------------------------------------------------------------
 526
 527
 528 //---------------------------------------------------------------------------
 529 // Network
 530 //---------------------------------------------------------------------------
 531 void VlcProc::AddNetworkUDP( int port )
 532 {
 533     // Build source name
 534     char *s_port = new char[5];
 535     sprintf( s_port, "%i", port );
 536     string source = "udp:@:" + (string)s_port;
 537     delete[] s_port;
 538
 539     playlist_Add( p_intf->p_sys->p_playlist, (char *)source.c_str(),
 540         PLAYLIST_APPEND, PLAYLIST_END );
 541
 542     // Refresh interface !
 543     p_intf->p_sys->p_theme->EvtBank->Get( "playlist_refresh" )
 544         ->PostSynchroMessage();
 545     InterfaceRefresh();
 546 }
 547 //---------------------------------------------------------------------------