Cleanup interaction-capable interface registration
[vlc.git] / modules / gui / skins2 / src / vlcproc.cpp
1 /*****************************************************************************
2  * vlcproc.cpp
3  *****************************************************************************
4  * Copyright (C) 2003 the VideoLAN team
5  * $Id$
6  *
7  * Authors: Cyril Deguet     <asmax@via.ecp.fr>
8  *          Olivier Teulière <ipkiss@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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23  *****************************************************************************/
24
25 #ifdef HAVE_CONFIG_H
26 # include "config.h"
27 #endif
28
29 #include <vlc_common.h>
30 #include <vlc_aout.h>
31 #include <vlc_vout.h>
32 #include <vlc_playlist.h>
33 #include <vlc_window.h>
34
35 #include "vlcproc.hpp"
36 #include "os_factory.hpp"
37 #include "os_timer.hpp"
38 #include "var_manager.hpp"
39 #include "theme.hpp"
40 #include "window_manager.hpp"
41 #include "../commands/async_queue.hpp"
42 #include "../commands/cmd_change_skin.hpp"
43 #include "../commands/cmd_show_window.hpp"
44 #include "../commands/cmd_quit.hpp"
45 #include "../commands/cmd_resize.hpp"
46 #include "../commands/cmd_vars.hpp"
47 #include "../commands/cmd_dialogs.hpp"
48 #include "../commands/cmd_update_item.hpp"
49 #include "../utils/var_bool.hpp"
50 #include <sstream>
51
52
53 VlcProc *VlcProc::instance( intf_thread_t *pIntf )
54 {
55     if( pIntf->p_sys->p_vlcProc == NULL )
56     {
57         pIntf->p_sys->p_vlcProc = new VlcProc( pIntf );
58     }
59
60     return pIntf->p_sys->p_vlcProc;
61 }
62
63
64 void VlcProc::destroy( intf_thread_t *pIntf )
65 {
66     if( pIntf->p_sys->p_vlcProc )
67     {
68         delete pIntf->p_sys->p_vlcProc;
69         pIntf->p_sys->p_vlcProc = NULL;
70     }
71 }
72
73
74 VlcProc::VlcProc( intf_thread_t *pIntf ): SkinObject( pIntf ),
75     m_varVoutSize( pIntf ), m_varEqBands( pIntf ),
76     m_pVout( NULL ), m_pAout( NULL ), m_cmdManage( this )
77 {
78     // Create a timer to poll the status of the vlc
79     OSFactory *pOsFactory = OSFactory::instance( pIntf );
80     m_pTimer = pOsFactory->createOSTimer( m_cmdManage );
81     m_pTimer->start( 100, false );
82
83     // Create and register VLC variables
84     VarManager *pVarManager = VarManager::instance( getIntf() );
85
86 #define REGISTER_VAR( var, type, name ) \
87     var = VariablePtr( new type( getIntf() ) ); \
88     pVarManager->registerVar( var, name );
89     REGISTER_VAR( m_cVarRandom, VarBoolImpl, "playlist.isRandom" )
90     REGISTER_VAR( m_cVarLoop, VarBoolImpl, "playlist.isLoop" )
91     REGISTER_VAR( m_cVarRepeat, VarBoolImpl, "playlist.isRepeat" )
92     REGISTER_VAR( m_cPlaytree, Playtree, "playtree" )
93     pVarManager->registerVar( getPlaytreeVar().getPositionVarPtr(),
94                               "playtree.slider" );
95     pVarManager->registerVar( m_cVarRandom, "playtree.isRandom" );
96     pVarManager->registerVar( m_cVarLoop, "playtree.isLoop" );
97
98     REGISTER_VAR( m_cVarPlaying, VarBoolImpl, "vlc.isPlaying" )
99     REGISTER_VAR( m_cVarStopped, VarBoolImpl, "vlc.isStopped" )
100     REGISTER_VAR( m_cVarPaused, VarBoolImpl, "vlc.isPaused" )
101
102     /* Input variables */
103     pVarManager->registerVar( m_cVarRepeat, "playtree.isRepeat" );
104     REGISTER_VAR( m_cVarTime, StreamTime, "time" )
105     REGISTER_VAR( m_cVarSeekable, VarBoolImpl, "vlc.isSeekable" )
106     REGISTER_VAR( m_cVarDvdActive, VarBoolImpl, "dvd.isActive" )
107
108     /* Vout variables */
109     REGISTER_VAR( m_cVarFullscreen, VarBoolImpl, "vlc.isFullscreen" )
110     REGISTER_VAR( m_cVarHasVout, VarBoolImpl, "vlc.hasVout" )
111
112     /* Aout variables */
113     REGISTER_VAR( m_cVarHasAudio, VarBoolImpl, "vlc.hasAudio" )
114     REGISTER_VAR( m_cVarVolume, Volume, "volume" )
115     REGISTER_VAR( m_cVarMute, VarBoolImpl, "vlc.isMute" )
116     REGISTER_VAR( m_cVarEqualizer, VarBoolImpl, "equalizer.isEnabled" )
117     REGISTER_VAR( m_cVarEqPreamp, EqualizerPreamp, "equalizer.preamp" )
118
119 #undef REGISTER_VAR
120     m_cVarStreamName = VariablePtr( new VarText( getIntf(), false ) );
121     pVarManager->registerVar( m_cVarStreamName, "streamName" );
122     m_cVarStreamURI = VariablePtr( new VarText( getIntf(), false ) );
123     pVarManager->registerVar( m_cVarStreamURI, "streamURI" );
124     m_cVarStreamBitRate = VariablePtr( new VarText( getIntf(), false ) );
125     pVarManager->registerVar( m_cVarStreamBitRate, "bitrate" );
126     m_cVarStreamSampleRate = VariablePtr( new VarText( getIntf(), false ) );
127     pVarManager->registerVar( m_cVarStreamSampleRate, "samplerate" );
128
129     // Register the equalizer bands
130     for( int i = 0; i < EqualizerBands::kNbBands; i++)
131     {
132         stringstream ss;
133         ss << "equalizer.band(" << i << ")";
134         pVarManager->registerVar( m_varEqBands.getBand( i ), ss.str() );
135     }
136
137     // XXX WARNING XXX
138     // The object variable callbacks are called from other VLC threads,
139     // so they must put commands in the queue and NOT do anything else
140     // (X11 calls are not reentrant)
141
142     // Called when the playlist changes
143     var_AddCallback( pIntf->p_sys->p_playlist, "intf-change",
144                      onIntfChange, this );
145     // Called when a playlist item is added
146     var_AddCallback( pIntf->p_sys->p_playlist, "item-append",
147                      onItemAppend, this );
148     // Called when a playlist item is deleted
149     // TODO: properly handle item-deleted
150     var_AddCallback( pIntf->p_sys->p_playlist, "item-deleted",
151                      onItemDelete, this );
152     // Called when the "interface shower" wants us to show the skin
153     var_AddCallback( pIntf->p_libvlc, "intf-show",
154                      onIntfShow, this );
155     // Called when the current played item changes
156     var_AddCallback( pIntf->p_sys->p_playlist, "playlist-current",
157                      onPlaylistChange, this );
158     // Called when a playlist item changed
159     var_AddCallback( pIntf->p_sys->p_playlist, "item-change",
160                      onItemChange, this );
161     // Called when our skins2 demux wants us to load a new skin
162     var_AddCallback( pIntf, "skin-to-load", onSkinToLoad, this );
163
164     // Called when we have an interaction dialog to display
165     var_Create( pIntf, "interaction", VLC_VAR_ADDRESS );
166     var_AddCallback( pIntf, "interaction", onInteraction, this );
167     interaction_Register( pIntf );
168
169     getIntf()->p_sys->p_input = NULL;
170 }
171
172
173 VlcProc::~VlcProc()
174 {
175     m_pTimer->stop();
176     delete( m_pTimer );
177     if( getIntf()->p_sys->p_input )
178     {
179         vlc_object_release( getIntf()->p_sys->p_input );
180     }
181
182     interaction_Unregister( getIntf() );
183
184     var_DelCallback( getIntf()->p_sys->p_playlist, "intf-change",
185                      onIntfChange, this );
186     var_DelCallback( getIntf()->p_sys->p_playlist, "item-append",
187                      onItemAppend, this );
188     var_DelCallback( getIntf()->p_sys->p_playlist, "item-deleted",
189                      onItemDelete, this );
190     var_DelCallback( getIntf()->p_libvlc, "intf-show",
191                      onIntfShow, this );
192     var_DelCallback( getIntf()->p_sys->p_playlist, "playlist-current",
193                      onPlaylistChange, this );
194     var_DelCallback( getIntf()->p_sys->p_playlist, "item-change",
195                      onItemChange, this );
196     var_DelCallback( getIntf(), "skin-to-load", onSkinToLoad, this );
197 }
198
199
200 void VlcProc::registerVoutWindow( void *pVoutWindow )
201 {
202     m_handleSet.insert( pVoutWindow );
203     // Reparent the vout window
204     if( m_pVout )
205     {
206         if( vout_Control( m_pVout, VOUT_REPARENT, 0 ) != VLC_SUCCESS )
207             vout_Control( m_pVout, VOUT_CLOSE );
208     }
209 }
210
211
212 void VlcProc::unregisterVoutWindow( void *pVoutWindow )
213 {
214     m_handleSet.erase( pVoutWindow );
215 }
216
217
218 void VlcProc::dropVout()
219 {
220     if( m_pVout )
221     {
222         if( vout_Control( m_pVout, VOUT_REPARENT, 0 ) != VLC_SUCCESS )
223             vout_Control( m_pVout, VOUT_CLOSE );
224         m_pVout = NULL;
225     }
226 }
227
228
229 void VlcProc::manage()
230 {
231     // Did the user request to quit vlc ?
232     if( !vlc_object_alive( getIntf() ) )
233     {
234         CmdQuit *pCmd = new CmdQuit( getIntf() );
235         AsyncQueue *pQueue = AsyncQueue::instance( getIntf() );
236         pQueue->push( CmdGenericPtr( pCmd ) );
237     }
238
239     refreshPlaylist();
240     refreshAudio();
241     refreshInput();
242 }
243 void VlcProc::CmdManage::execute()
244 {
245     // Just forward to VlcProc
246     m_pParent->manage();
247 }
248
249 void VlcProc::refreshAudio()
250 {
251     char *pFilters;
252
253     // Check if the audio output has changed
254     aout_instance_t *pAout = (aout_instance_t *)vlc_object_find( getIntf(),
255             VLC_OBJECT_AOUT, FIND_ANYWHERE );
256     if( pAout )
257     {
258         if( pAout != m_pAout )
259         {
260             // Register the equalizer callbacks
261             if( !var_AddCallback( pAout, "equalizer-bands",
262                                   onEqBandsChange, this ) &&
263                 !var_AddCallback( pAout, "equalizer-preamp",
264                                   onEqPreampChange, this ) )
265             {
266                 m_pAout = pAout;
267                 //char * psz_bands = var_GetString( p_aout, "equalizer-bands" );
268             }
269         }
270         // Get the audio filters
271         pFilters = var_GetNonEmptyString( pAout, "audio-filter" );
272         vlc_object_release( pAout );
273     }
274     else
275     {
276         // Get the audio filters
277         pFilters = config_GetPsz( getIntf(), "audio-filter" );
278     }
279
280     // Refresh sound volume
281     audio_volume_t volume;
282     aout_VolumeGet( getIntf(), &volume );
283     Volume *pVolume = (Volume*)m_cVarVolume.get();
284     pVolume->set( (double)volume * 2.0 / AOUT_VOLUME_MAX );
285
286     // Set the mute variable
287     VarBoolImpl *pVarMute = (VarBoolImpl*)m_cVarMute.get();
288     pVarMute->set( volume == 0 );
289
290     // Refresh the equalizer variable
291     VarBoolImpl *pVarEqualizer = (VarBoolImpl*)m_cVarEqualizer.get();
292     pVarEqualizer->set( pFilters && strstr( pFilters, "equalizer" ) );
293     free( pFilters );
294 }
295
296 void VlcProc::refreshPlaylist()
297 {
298     // Refresh the random variable
299     VarBoolImpl *pVarRandom = (VarBoolImpl*)m_cVarRandom.get();
300     vlc_value_t val;
301     var_Get( getIntf()->p_sys->p_playlist, "random", &val );
302     pVarRandom->set( val.b_bool != 0 );
303
304     // Refresh the loop variable
305     VarBoolImpl *pVarLoop = (VarBoolImpl*)m_cVarLoop.get();
306     var_Get( getIntf()->p_sys->p_playlist, "loop", &val );
307     pVarLoop->set( val.b_bool != 0 );
308
309     // Refresh the repeat variable
310     VarBoolImpl *pVarRepeat = (VarBoolImpl*)m_cVarRepeat.get();
311     var_Get( getIntf()->p_sys->p_playlist, "repeat", &val );
312     pVarRepeat->set( val.b_bool != 0 );
313 }
314
315 void VlcProc::refreshInput()
316 {
317     StreamTime *pTime = (StreamTime*)m_cVarTime.get();
318     VarBoolImpl *pVarSeekable = (VarBoolImpl*)m_cVarSeekable.get();
319     VarBoolImpl *pVarDvdActive = (VarBoolImpl*)m_cVarDvdActive.get();
320     VarBoolImpl *pVarHasVout = (VarBoolImpl*)m_cVarHasVout.get();
321     VarBoolImpl *pVarHasAudio = (VarBoolImpl*)m_cVarHasAudio.get();
322     VarText *pBitrate = (VarText*)m_cVarStreamBitRate.get();
323     VarText *pSampleRate = (VarText*)m_cVarStreamSampleRate.get();
324     VarBoolImpl *pVarFullscreen = (VarBoolImpl*)m_cVarFullscreen.get();
325     VarBoolImpl *pVarPlaying = (VarBoolImpl*)m_cVarPlaying.get();
326     VarBoolImpl *pVarStopped = (VarBoolImpl*)m_cVarStopped.get();
327     VarBoolImpl *pVarPaused = (VarBoolImpl*)m_cVarPaused.get();
328
329     // Update the input
330     if( getIntf()->p_sys->p_input == NULL )
331     {
332         getIntf()->p_sys->p_input =
333             playlist_CurrentInput( getIntf()->p_sys->p_playlist );
334     }
335     else if( getIntf()->p_sys->p_input->b_dead )
336     {
337         vlc_object_release( getIntf()->p_sys->p_input );
338         getIntf()->p_sys->p_input = NULL;
339     }
340
341     input_thread_t *pInput = getIntf()->p_sys->p_input;
342
343     if( pInput && vlc_object_alive (pInput) )
344     {
345         // Refresh time variables
346         vlc_value_t pos;
347         var_Get( pInput, "position", &pos );
348         pTime->set( pos.f_float, false );
349         pVarSeekable->set( pos.f_float != 0.0 );
350
351         // Refresh DVD detection
352         vlc_value_t chapters_count;
353         var_Change( pInput, "chapter", VLC_VAR_CHOICESCOUNT,
354                         &chapters_count, NULL );
355         pVarDvdActive->set( chapters_count.i_int > 0 );
356
357         // Get the input bitrate
358         int bitrate = var_GetInteger( pInput, "bit-rate" ) / 1000;
359         pBitrate->set( UString::fromInt( getIntf(), bitrate ) );
360
361         // Get the audio sample rate
362         int sampleRate = var_GetInteger( pInput, "sample-rate" ) / 1000;
363         pSampleRate->set( UString::fromInt( getIntf(), sampleRate ) );
364
365         // Do we have audio
366         vlc_value_t audio_es;
367         var_Change( pInput, "audio-es", VLC_VAR_CHOICESCOUNT,
368                         &audio_es, NULL );
369         pVarHasAudio->set( audio_es.i_int > 0 );
370
371         // Refresh fullscreen status
372         vout_thread_t *pVout = (vout_thread_t *)vlc_object_find( pInput,
373                                      VLC_OBJECT_VOUT, FIND_CHILD );
374         pVarHasVout->set( pVout != NULL );
375         if( pVout )
376         {
377             pVarFullscreen->set( pVout->b_fullscreen );
378             vlc_object_release( pVout );
379         }
380
381         // Refresh play/pause status
382         int state = var_GetInteger( pInput, "state" );
383         pVarStopped->set( false );
384         pVarPlaying->set( state != PAUSE_S );
385         pVarPaused->set( state == PAUSE_S );
386     }
387     else
388     {
389         pVarSeekable->set( false );
390         pVarDvdActive->set( false );
391         pTime->set( 0, false );
392         pVarFullscreen->set( false );
393         pVarHasAudio->set( false );
394         pVarHasVout->set( false );
395         pVarStopped->set( true );
396         pVarPlaying->set( false );
397         pVarPaused->set( false );
398     }
399 }
400
401 int VlcProc::onIntfChange( vlc_object_t *pObj, const char *pVariable,
402                            vlc_value_t oldVal, vlc_value_t newVal,
403                            void *pParam )
404 {
405     VlcProc *pThis = (VlcProc*)pParam;
406
407     // Update the stream variable
408     pThis->updateStreamName();
409
410     // Create a playtree notify command (for new style playtree)
411     CmdPlaytreeChanged *pCmdTree = new CmdPlaytreeChanged( pThis->getIntf() );
412
413     // Push the command in the asynchronous command queue
414     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
415     pQueue->push( CmdGenericPtr( pCmdTree ) );
416
417     return VLC_SUCCESS;
418 }
419
420
421 int VlcProc::onIntfShow( vlc_object_t *pObj, const char *pVariable,
422                          vlc_value_t oldVal, vlc_value_t newVal,
423                          void *pParam )
424 {
425     if (newVal.b_bool)
426     {
427         VlcProc *pThis = (VlcProc*)pParam;
428
429         // Create a raise all command
430         CmdRaiseAll *pCmd = new CmdRaiseAll( pThis->getIntf(),
431             pThis->getIntf()->p_sys->p_theme->getWindowManager() );
432
433         // Push the command in the asynchronous command queue
434         AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
435         pQueue->push( CmdGenericPtr( pCmd ) );
436     }
437
438     return VLC_SUCCESS;
439 }
440
441
442 int VlcProc::onItemChange( vlc_object_t *pObj, const char *pVariable,
443                            vlc_value_t oldVal, vlc_value_t newVal,
444                            void *pParam )
445 {
446     VlcProc *pThis = (VlcProc*)pParam;
447
448     // Update the stream variable
449     pThis->updateStreamName();
450
451     // Create a playtree notify command
452     CmdPlaytreeUpdate *pCmdTree = new CmdPlaytreeUpdate( pThis->getIntf(),
453                                                          newVal.i_int );
454
455     // Push the command in the asynchronous command queue
456     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
457     pQueue->push( CmdGenericPtr( pCmdTree ), true );
458
459     return VLC_SUCCESS;
460 }
461
462 int VlcProc::onItemAppend( vlc_object_t *pObj, const char *pVariable,
463                            vlc_value_t oldVal, vlc_value_t newVal,
464                            void *pParam )
465 {
466     VlcProc *pThis = (VlcProc*)pParam;
467
468     playlist_add_t *p_add = (playlist_add_t*)malloc( sizeof(
469                                                 playlist_add_t ) ) ;
470
471     memcpy( p_add, newVal.p_address, sizeof( playlist_add_t ) ) ;
472
473     CmdGenericPtr ptrTree;
474     CmdPlaytreeAppend *pCmdTree = new CmdPlaytreeAppend( pThis->getIntf(),
475                                                              p_add );
476     ptrTree = CmdGenericPtr( pCmdTree );
477
478     // Push the command in the asynchronous command queue
479     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
480     pQueue->push( ptrTree , false );
481
482     return VLC_SUCCESS;
483 }
484
485 int VlcProc::onItemDelete( vlc_object_t *pObj, const char *pVariable,
486                            vlc_value_t oldVal, vlc_value_t newVal,
487                            void *pParam )
488 {
489     VlcProc *pThis = (VlcProc*)pParam;
490
491     int i_id = newVal.i_int;
492
493     CmdGenericPtr ptrTree;
494     CmdPlaytreeDelete *pCmdTree = new CmdPlaytreeDelete( pThis->getIntf(),
495                                                          i_id);
496     ptrTree = CmdGenericPtr( pCmdTree );
497
498     // Push the command in the asynchronous command queue
499     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
500     pQueue->push( ptrTree , false );
501
502     return VLC_SUCCESS;
503 }
504
505
506 int VlcProc::onPlaylistChange( vlc_object_t *pObj, const char *pVariable,
507                                vlc_value_t oldVal, vlc_value_t newVal,
508                                void *pParam )
509 {
510     VlcProc *pThis = (VlcProc*)pParam;
511
512     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
513
514     // Update the stream variable
515     pThis->updateStreamName();
516
517     // Create two playtree notify commands: one for old item, one for new
518     CmdPlaytreeUpdate *pCmdTree = new CmdPlaytreeUpdate( pThis->getIntf(),
519                                                          oldVal.i_int );
520     pQueue->push( CmdGenericPtr( pCmdTree ) , true );
521     pCmdTree = new CmdPlaytreeUpdate( pThis->getIntf(), newVal.i_int );
522     pQueue->push( CmdGenericPtr( pCmdTree ) , true );
523
524     return VLC_SUCCESS;
525 }
526
527
528 int VlcProc::onSkinToLoad( vlc_object_t *pObj, const char *pVariable,
529                            vlc_value_t oldVal, vlc_value_t newVal,
530                            void *pParam )
531 {
532     VlcProc *pThis = (VlcProc*)pParam;
533
534     // Create a playlist notify command
535     CmdChangeSkin *pCmd =
536         new CmdChangeSkin( pThis->getIntf(), newVal.psz_string );
537
538     // Push the command in the asynchronous command queue
539     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
540     pQueue->push( CmdGenericPtr( pCmd ) );
541
542     return VLC_SUCCESS;
543 }
544
545 int VlcProc::onInteraction( vlc_object_t *pObj, const char *pVariable,
546                             vlc_value_t oldVal, vlc_value_t newVal,
547                             void *pParam )
548 {
549     VlcProc *pThis = (VlcProc*)pParam;
550     interaction_dialog_t *p_dialog = (interaction_dialog_t *)(newVal.p_address);
551
552     CmdInteraction *pCmd = new CmdInteraction( pThis->getIntf(), p_dialog );
553     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
554     pQueue->push( CmdGenericPtr( pCmd ) );
555     return VLC_SUCCESS;
556 }
557
558
559 void VlcProc::updateStreamName()
560 {
561     // Create a update item command
562     CmdUpdateItem *pCmdItem = new CmdUpdateItem( getIntf(), getStreamNameVar(), getStreamURIVar() );
563
564     // Push the command in the asynchronous command queue
565     AsyncQueue *pQueue = AsyncQueue::instance( getIntf() );
566     pQueue->push( CmdGenericPtr( pCmdItem ) );
567 }
568
569 void *VlcProc::getWindow( intf_thread_t *pIntf, vout_thread_t *pVout,
570                           int *pXHint, int *pYHint,
571                           unsigned int *pWidthHint,
572                           unsigned int *pHeightHint )
573 {
574     VlcProc *pThis = pIntf->p_sys->p_vlcProc;
575     if( pThis->m_handleSet.empty() )
576     {
577         return NULL;
578     }
579     else
580     {
581         pThis->m_pVout = pVout;
582         // Get the window handle
583         void *pWindow = *pThis->m_handleSet.begin();
584         // Post a resize vout command
585         CmdResizeVout *pCmd = new CmdResizeVout( pThis->getIntf(), pWindow,
586                                                  *pWidthHint, *pHeightHint );
587         AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
588         pQueue->push( CmdGenericPtr( pCmd ) );
589         return pWindow;
590     }
591 }
592
593
594 void VlcProc::releaseWindow( intf_thread_t *pIntf, void *pWindow )
595 {
596     VlcProc *pThis = pIntf->p_sys->p_vlcProc;
597     pThis->m_pVout = NULL;
598 }
599
600
601 int VlcProc::controlWindow( struct vout_window_t *pWnd,
602                             int query, va_list args )
603 {
604     intf_thread_t *pIntf = (intf_thread_t *)pWnd->p_private;
605     VlcProc *pThis = pIntf->p_sys->p_vlcProc;
606
607     switch( query )
608     {
609         case VOUT_SET_SIZE:
610         {
611             if( pThis->m_pVout )
612             {
613                 unsigned int i_width  = va_arg( args, unsigned int );
614                 unsigned int i_height = va_arg( args, unsigned int );
615                 if( !i_width ) i_width = pThis->m_pVout->i_window_width;
616                 if( !i_height ) i_height = pThis->m_pVout->i_window_height;
617
618                 // Post a resize vout command
619                 CmdResizeVout *pCmd =
620                     new CmdResizeVout( pThis->getIntf(), pWnd->handle,
621                                        i_width, i_height );
622                 AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
623                 pQueue->push( CmdGenericPtr( pCmd ) );
624             }
625         }
626
627         default:
628             msg_Dbg( pWnd, "control query not supported" );
629             break;
630     }
631
632     return VLC_SUCCESS;
633 }
634
635
636 int VlcProc::onEqBandsChange( vlc_object_t *pObj, const char *pVariable,
637                               vlc_value_t oldVal, vlc_value_t newVal,
638                               void *pParam )
639 {
640     VlcProc *pThis = (VlcProc*)pParam;
641
642     // Post a set equalizer bands command
643     CmdSetEqBands *pCmd = new CmdSetEqBands( pThis->getIntf(),
644                                              pThis->m_varEqBands,
645                                              newVal.psz_string );
646     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
647     pQueue->push( CmdGenericPtr( pCmd ) );
648
649     return VLC_SUCCESS;
650 }
651
652
653 int VlcProc::onEqPreampChange( vlc_object_t *pObj, const char *pVariable,
654                                vlc_value_t oldVal, vlc_value_t newVal,
655                                void *pParam )
656 {
657     VlcProc *pThis = (VlcProc*)pParam;
658     EqualizerPreamp *pVarPreamp = (EqualizerPreamp*)(pThis->m_cVarEqPreamp.get());
659
660     // Post a set preamp command
661     CmdSetEqPreamp *pCmd = new CmdSetEqPreamp( pThis->getIntf(), *pVarPreamp,
662                                               (newVal.f_float + 20.0) / 40.0 );
663     AsyncQueue *pQueue = AsyncQueue::instance( pThis->getIntf() );
664     pQueue->push( CmdGenericPtr( pCmd ) );
665
666     return VLC_SUCCESS;
667 }
668