1 /*****************************************************************************
2 * qt4.cpp : Qt interface
3 ****************************************************************************
4 * Copyright © 2006-2009 the VideoLAN team
7 * Authors: Clément Stenac <zorglub@videolan.org>
8 * Jean-Baptiste Kempf <jb@videolan.org>
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.
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.
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 *****************************************************************************/
29 #include <QApplication>
35 #include "input_manager.hpp" /* THEMIM destruction */
36 #include "dialogs_provider.hpp" /* THEDP creation */
37 #include "main_interface.hpp" /* MainInterface creation */
38 #include "extensions_manager.hpp" /* Extensions manager */
39 #include "dialogs/help.hpp" /* Launch Update */
40 #include "recents.hpp" /* Recents Item destruction */
41 #include "util/qvlcapp.hpp" /* QVLCApplication definition */
42 #include "components/playlist/playlist_model.hpp" /* for ~PLModel() */
48 #include <vlc_plugin.h>
49 #include <vlc_vout_window.h>
51 #ifdef _WIN32 /* For static builds */
53 Q_IMPORT_PLUGIN(qjpeg)
54 Q_IMPORT_PLUGIN(qtaccessiblewidgets)
57 /*****************************************************************************
59 *****************************************************************************/
60 static int OpenIntf ( vlc_object_t * );
61 static int OpenDialogs ( vlc_object_t * );
62 static int Open ( vlc_object_t *, bool );
63 static void Close ( vlc_object_t * );
64 static int WindowOpen ( vout_window_t *, const vout_window_cfg_t * );
65 static void WindowClose ( vout_window_t * );
66 static void *Thread ( void * );
67 static void ShowDialog ( intf_thread_t *, int, int, intf_dialog_args_t * );
69 /*****************************************************************************
71 *****************************************************************************/
72 #define ADVANCED_PREFS_TEXT N_( "Show advanced preferences over simple ones" )
73 #define ADVANCED_PREFS_LONGTEXT N_( "Show advanced preferences and not simple "\
74 "preferences when opening the preferences "\
77 #define SYSTRAY_TEXT N_( "Systray icon" )
78 #define SYSTRAY_LONGTEXT N_( "Show an icon in the systray " \
79 "allowing you to control VLC media player " \
80 "for basic actions." )
82 #define MINIMIZED_TEXT N_( "Start VLC with only a systray icon" )
83 #define MINIMIZED_LONGTEXT N_( "VLC will start with just an icon in " \
86 #define KEEPSIZE_TEXT N_( "Resize interface to the native video size" )
87 #define KEEPSIZE_LONGTEXT N_( "You have two choices:\n" \
88 " - The interface will resize to the native video size\n" \
89 " - The video will fit to the interface size\n " \
90 "By default, interface resize to the native video size." )
92 #define TITLE_TEXT N_( "Show playing item name in window title" )
93 #define TITLE_LONGTEXT N_( "Show the name of the song or video in the " \
94 "controller window title." )
96 #define NOTIFICATION_TEXT N_( "Show notification popup on track change" )
97 #define NOTIFICATION_LONGTEXT N_( \
98 "Show a notification popup with the artist and track name when " \
99 "the current playlist item changes, when VLC is minimized or hidden." )
101 #define OPACITY_TEXT N_( "Windows opacity between 0.1 and 1" )
102 #define OPACITY_LONGTEXT N_( "Sets the windows opacity between 0.1 and 1 " \
103 "for main interface, playlist and extended panel."\
104 " This option only works with Windows and " \
105 "X11 with composite extensions." )
107 #define OPACITY_FS_TEXT N_( "Fullscreen controller opacity between 0.1 and 1" )
108 #define OPACITY_FS_LONGTEXT N_( "Sets the fullscreen controller opacity between 0.1 and 1 " \
109 "for main interface, playlist and extended panel."\
110 " This option only works with Windows and " \
111 "X11 with composite extensions." )
114 #define ERROR_TEXT N_( "Show unimportant error and warnings dialogs" )
116 #define UPDATER_TEXT N_( "Activate the updates availability notification" )
117 #define UPDATER_LONGTEXT N_( "Activate the automatic notification of new " \
118 "versions of the software. It runs once every " \
120 #define UPDATER_DAYS_TEXT N_("Number of days between two update checks")
122 #define PRIVACY_TEXT N_( "Ask for network policy at start" )
124 #define RECENTPLAY_TEXT N_( "Save the recently played items in the menu" )
126 #define RECENTPLAY_FILTER_TEXT N_( "List of words separated by | to filter" )
127 #define RECENTPLAY_FILTER_LONGTEXT N_( "Regular expression used to filter " \
128 "the recent items played in the player" )
130 #define SLIDERCOL_TEXT N_( "Define the colors of the volume slider " )
131 #define SLIDERCOL_LONGTEXT N_( "Define the colors of the volume slider\n" \
132 "By specifying the 12 numbers separated by a ';'\n" \
133 "Default is '255;255;255;20;226;20;255;176;15;235;30;20'\n" \
134 "An alternative can be '30;30;50;40;40;100;50;50;160;150;150;255' ")
136 #define QT_MODE_TEXT N_( "Selection of the starting mode and look " )
137 #define QT_MODE_LONGTEXT N_( "Start VLC with:\n" \
139 " - a zone always present to show information " \
140 "as lyrics, album arts...\n" \
141 " - minimal mode with limited controls" )
143 #define QT_FULLSCREEN_TEXT N_( "Show a controller in fullscreen mode" )
144 #define QT_NATIVEOPEN_TEXT N_( "Embed the file browser in open dialog" )
146 #define FULLSCREEN_NUMBER_TEXT N_( "Define which screen fullscreen goes" )
147 #define FULLSCREEN_NUMBER_LONGTEXT N_( "Screennumber of fullscreen, instead of " \
148 "same screen where interface is" )
150 #define QT_AUTOLOAD_EXTENSIONS_TEXT N_( "Load extensions on startup" )
151 #define QT_AUTOLOAD_EXTENSIONS_LONGTEXT N_( "Automatically load the "\
152 "extensions module on startup" )
154 #define QT_MINIMAL_MODE_TEXT N_("Start in minimal view (without menus)" )
156 #define QT_BGCONE_TEXT N_( "Display background cone or art" )
157 #define QT_BGCONE_LONGTEXT N_( "Display background cone or current album art " \
158 "when not playing. " \
159 "Can be disabled to prevent burning screen." )
160 #define QT_BGCONE_EXPANDS_TEXT N_( "Expanding background cone or art." )
161 #define QT_BGCONE_EXPANDS_LONGTEXT N_( "Background art fits window's size" )
163 #define QT_DISABLE_VOLUME_KEYS_TEXT N_( "Ignore keyboard volume buttons." )
164 #define QT_DISABLE_VOLUME_KEYS_LONGTEXT N_( \
165 "With this option checked, the volume up, volume down and mute buttons on your " \
166 "keyboard will always change your system volume. With this option unchecked, the " \
167 "volume buttons will change VLC's volume when VLC is selected and change the " \
168 "system volume when VLC is not selected." )
170 #define QT_PAUSE_MINIMIZED_TEXT N_( "Pause the video playback when minimized" )
171 #define QT_PAUSE_MINIMIZED_LONGTEXT N_( \
172 "With this option enabled, the playback will be automatically paused when minimizing the window." )
174 #define ICONCHANGE_TEXT N_( "Allow automatic icon changes")
175 #define ICONCHANGE_LONGTEXT N_( \
176 "This option allows the interface to change its icon on various occasions.")
178 #define VOLUME_MAX_TEXT N_( "Maximum Volume displayed" )
180 static const int i_notification_list[] =
181 { NOTIFICATION_NEVER, NOTIFICATION_MINIMIZED, NOTIFICATION_ALWAYS };
183 static const char *const psz_notification_list_text[] =
184 { N_("Never"), N_("When minimized"), N_("Always") };
186 /**********************************************************************/
188 set_shortname( "Qt" )
189 set_description( N_("Qt interface") )
190 set_category( CAT_INTERFACE )
191 set_subcategory( SUBCAT_INTERFACE_MAIN )
192 set_capability( "interface", 151 )
193 set_callbacks( OpenIntf, Close )
197 add_bool( "qt-minimal-view", false, QT_MINIMAL_MODE_TEXT,
198 QT_MINIMAL_MODE_TEXT, false );
200 add_bool( "qt-system-tray", true, SYSTRAY_TEXT, SYSTRAY_LONGTEXT, false)
202 add_integer( "qt-notification", NOTIFICATION_MINIMIZED,
204 NOTIFICATION_LONGTEXT, false )
205 change_integer_list( i_notification_list, psz_notification_list_text )
207 add_bool( "qt-start-minimized", false, MINIMIZED_TEXT,
208 MINIMIZED_LONGTEXT, true)
209 add_bool( "qt-pause-minimized", false, QT_PAUSE_MINIMIZED_TEXT,
210 QT_PAUSE_MINIMIZED_LONGTEXT, false )
212 add_float_with_range( "qt-opacity", 1., 0.1, 1., OPACITY_TEXT,
213 OPACITY_LONGTEXT, false )
214 add_float_with_range( "qt-fs-opacity", 0.8, 0.1, 1., OPACITY_FS_TEXT,
215 OPACITY_FS_LONGTEXT, false )
217 add_bool( "qt-video-autoresize", true, KEEPSIZE_TEXT,
218 KEEPSIZE_LONGTEXT, false )
219 add_bool( "qt-name-in-title", true, TITLE_TEXT,
220 TITLE_LONGTEXT, false )
221 add_bool( "qt-fs-controller", true, QT_FULLSCREEN_TEXT,
222 QT_FULLSCREEN_TEXT, false )
224 add_bool( "qt-recentplay", true, RECENTPLAY_TEXT,
225 RECENTPLAY_TEXT, false )
226 add_string( "qt-recentplay-filter", "",
227 RECENTPLAY_FILTER_TEXT, RECENTPLAY_FILTER_LONGTEXT, false )
230 add_bool( "qt-updates-notif", true, UPDATER_TEXT,
231 UPDATER_LONGTEXT, false )
232 add_integer_with_range( "qt-updates-days", 3, 0, 180,
233 UPDATER_DAYS_TEXT, UPDATER_DAYS_TEXT, false )
237 add_bool( "qt-disable-volume-keys" /* name */,
238 true /* default value */,
239 QT_DISABLE_VOLUME_KEYS_TEXT /* text */,
240 QT_DISABLE_VOLUME_KEYS_LONGTEXT /* longtext */,
241 false /* advanced mode only */)
244 add_bool( "qt-embedded-open", false, QT_NATIVEOPEN_TEXT,
245 QT_NATIVEOPEN_TEXT, false )
248 add_bool( "qt-advanced-pref", false, ADVANCED_PREFS_TEXT,
249 ADVANCED_PREFS_LONGTEXT, false )
250 add_bool( "qt-error-dialogs", true, ERROR_TEXT,
253 add_string( "qt-slider-colours", "153;210;153;20;210;20;255;199;15;245;39;29",
254 SLIDERCOL_TEXT, SLIDERCOL_LONGTEXT, false )
256 add_bool( "qt-privacy-ask", true, PRIVACY_TEXT, PRIVACY_TEXT,
260 add_integer( "qt-fullscreen-screennumber", -1, FULLSCREEN_NUMBER_TEXT,
261 FULLSCREEN_NUMBER_LONGTEXT, false );
263 add_bool( "qt-autoload-extensions", true,
264 QT_AUTOLOAD_EXTENSIONS_TEXT, QT_AUTOLOAD_EXTENSIONS_LONGTEXT,
267 add_bool( "qt-bgcone", true, QT_BGCONE_TEXT, QT_BGCONE_LONGTEXT, true )
268 add_bool( "qt-bgcone-expands", false, QT_BGCONE_EXPANDS_TEXT,
269 QT_BGCONE_EXPANDS_LONGTEXT, true )
271 add_bool( "qt-icon-change", true, ICONCHANGE_TEXT, ICONCHANGE_LONGTEXT, true )
273 add_integer_with_range( "qt-max-volume", 125, 60, 300, VOLUME_MAX_TEXT, VOLUME_MAX_TEXT, true)
275 add_obsolete_bool( "qt-blingbling" ) /* Suppressed since 1.0.0 */
276 add_obsolete_integer( "qt-display-mode" ) /* Suppressed since 1.1.0 */
278 add_obsolete_bool( "qt-adv-options" ) /* Since 2.0.0 */
279 add_obsolete_bool( "qt-volume-complete" ) /* Since 2.0.0 */
280 add_obsolete_integer( "qt-startvolume" ) /* Since 2.0.0 */
282 cannot_unload_broken_library()
285 set_description( "Dialogs provider" )
286 set_capability( "dialogs provider", 51 )
288 set_callbacks( OpenDialogs, Close )
290 #if defined (Q_WS_X11) || (defined (Q_WS_QPA) && defined (__unix__))
292 set_capability( "vout window xid", 0 )
293 set_callbacks( WindowOpen, WindowClose )
295 #if defined (Q_WS_WIN) || (defined (Q_WS_QPA) && defined (_WIN32)) \
296 || defined (Q_WS_PM) || (defined (Q_WS_QPA) && defined (__OS2__))
298 set_capability( "vout window hwnd", 0 )
299 set_callbacks( WindowOpen, WindowClose )
301 #if defined (Q_WS_MAC) || (defined (Q_WS_QPA) && defined (__APPLE__))
303 set_capability( "vout window nsobject", 0 )
304 set_callbacks( WindowOpen, WindowClose )
309 /*****************************************/
311 /* Ugly, but the Qt interface assumes single instance anyway */
312 static vlc_sem_t ready;
314 static bool busy = false;
315 static bool active = false;
317 /*****************************************************************************
319 *****************************************************************************/
322 /* Used to abort the app.exec() on OSX after libvlc_Quit is called */
323 #include "../../../lib/libvlc_internal.h" /* libvlc_SetExitHandler */
324 static void Abort( void *obj )
326 QVLCApp::triggerQuit();
330 static void RegisterIntf( vlc_object_t *p_this )
332 playlist_t *pl = pl_Get(p_this);
333 var_Create (pl, "qt4-iface", VLC_VAR_ADDRESS);
334 var_SetAddress (pl, "qt4-iface", p_this);
335 var_Create (pl, "window", VLC_VAR_STRING);
336 var_SetString (pl, "window", "qt4,any");
340 static int Open( vlc_object_t *p_this, bool isDialogProvider )
342 intf_thread_t *p_intf = (intf_thread_t *)p_this;
345 if( !vlc_xlib_init( p_this ) )
348 Display *p_display = XOpenDisplay( NULL );
351 msg_Err( p_intf, "Could not connect to X server" );
354 XCloseDisplay( p_display );
357 QMutexLocker locker (&lock);
360 msg_Err (p_this, "cannot start Qt multiple times");
364 /* Allocations of p_sys */
365 intf_sys_t *p_sys = p_intf->p_sys = new intf_sys_t;
366 p_intf->p_sys->b_isDialogProvider = isDialogProvider;
368 p_sys->pl_model = NULL;
371 vlc_sem_init (&ready, 0);
373 /* Run mainloop on the main thread as Cocoa requires */
374 libvlc_SetExitHandler( p_intf->p_libvlc, Abort, p_intf );
375 Thread( (void *)p_intf );
377 if( vlc_clone( &p_sys->thread, Thread, p_intf, VLC_THREAD_PRIORITY_LOW ) )
384 /* Wait for the interface to be ready. This prevents the main
385 * LibVLC thread from starting video playback before we can create
386 * an embedded video window. */
387 vlc_sem_wait (&ready);
388 vlc_sem_destroy (&ready);
389 busy = active = true;
392 if( !isDialogProvider )
394 RegisterIntf( p_this );
401 /* Open Qt interface */
402 static int OpenIntf( vlc_object_t *p_this )
404 return Open( p_this, false );
407 /* Open Dialog Provider */
408 static int OpenDialogs( vlc_object_t *p_this )
410 return Open( p_this, true );
413 static void Close( vlc_object_t *p_this )
415 intf_thread_t *p_intf = (intf_thread_t *)p_this;
416 intf_sys_t *p_sys = p_intf->p_sys;
418 if( !p_sys->b_isDialogProvider )
420 playlist_t *pl = pl_Get(p_this);
422 var_Destroy (pl, "window");
423 var_Destroy (pl, "qt4-iface");
424 playlist_Deactivate (pl); /* release window provider if needed */
428 msg_Dbg( p_this, "requesting exit..." );
429 QVLCApp::triggerQuit();
431 msg_Dbg( p_this, "waiting for UI thread..." );
433 vlc_join (p_sys->thread, NULL);
437 QMutexLocker locker (&lock);
442 static void *Thread( void *obj )
444 intf_thread_t *p_intf = (intf_thread_t *)obj;
446 char dummy[] = "vlc"; /* for WM_CLASS */
447 char *argv[] = { dummy, NULL, };
448 int argc = sizeof(argv) / sizeof(argv[0]) - 1;
450 Q_INIT_RESOURCE( vlc );
452 /* Start the QApplication here */
453 QVLCApp app( argc, argv );
455 p_intf->p_sys->p_app = &app;
458 /* All the settings are in the .conf/.ini style */
459 p_intf->p_sys->mainSettings = new QSettings(
461 QSettings::IniFormat,
463 QSettings::NativeFormat,
465 QSettings::UserScope, "vlc", "vlc-qt-interface" );
467 /* Icon setting, Mac uses icon from .icns */
469 if( QDate::currentDate().dayOfYear() >= QT_XMAS_JOKE_DAY && var_InheritBool( p_intf, "qt-icon-change" ) )
470 app.setWindowIcon( QIcon::fromTheme( "vlc-xmas", QIcon( ":/logo/vlc128-xmas.png" ) ) );
472 app.setWindowIcon( QIcon::fromTheme( "vlc", QIcon( ":/logo/vlc256.png" ) ) );
475 /* Initialize timers and the Dialog Provider */
476 DialogsProvider::getInstance( p_intf );
478 /* Detect screensize for small screens like TV or Netbooks */
479 p_intf->p_sys->i_screenHeight =
480 app.QApplication::desktop()->availableGeometry().height();
483 /* Checking for VLC updates */
484 if( var_InheritBool( p_intf, "qt-updates-notif" ) &&
485 !var_InheritBool( p_intf, "qt-privacy-ask" ) )
487 int interval = var_InheritInteger( p_intf, "qt-updates-days" );
488 if( QDate::currentDate() >
489 getSettings()->value( "updatedate" ).toDate().addDays( interval ) )
491 /* The constructor of the update Dialog will do the 1st request */
492 UpdateDialog::getInstance( p_intf );
493 getSettings()->setValue( "updatedate", QDate::currentDate() );
498 /* Create the normal interface in non-DP mode */
499 if( !p_intf->p_sys->b_isDialogProvider )
501 p_mi = new MainInterface( p_intf );
502 p_intf->p_sys->p_mi = p_mi;
507 /* Explain how to show a dialog :D */
508 p_intf->pf_show_dialog = ShowDialog;
510 /* Check window type from the Qt platform back-end */
511 p_intf->p_sys->voutWindowType = VOUT_WINDOW_TYPE_INVALID;
512 #if defined (Q_WS_QPA)
513 QString platform = app.platformName();
514 if( platform == qfu("xcb") )
515 p_intf->p_sys->voutWindowType = VOUT_WINDOW_TYPE_XID;
517 msg_Err( p_intf, "unknown Qt platform: %s", qtu(platform) );
518 #elif defined (Q_WS_X11)
519 p_intf->p_sys->voutWindowType = VOUT_WINDOW_TYPE_XID;
520 #elif defined (Q_WS_WIN) || defined (Q_WS_PM)
521 p_intf->p_sys->voutWindowType = VOUT_WINDOW_TYPE_HWND;
522 #elif defined (Q_WS_MAC)
523 p_intf->p_sys->voutWindowType = VOUT_WINDOW_TYPE_NSOBJECT;
526 /* Tell the main LibVLC thread we are ready */
527 vlc_sem_post (&ready);
530 /* We took over main thread, register and start here */
531 if( !p_intf->p_sys->b_isDialogProvider )
533 RegisterIntf( (vlc_object_t *)p_intf );
534 playlist_Play( THEPL );
539 app.setQuitOnLastWindowClosed( false );
541 /* Retrieve last known path used in file browsing */
542 p_intf->p_sys->filepath =
543 getSettings()->value( "filedialog-path", QVLCUserDir( VLC_HOME_DIR ) ).toString();
545 /* Loads and tries to apply the preferred QStyle */
546 QString s_style = getSettings()->value( "MainWindow/QtStyle", "" ).toString();
547 if( s_style.compare("") != 0 )
548 QApplication::setStyle( s_style );
553 msg_Dbg( p_intf, "QApp exec() finished" );
556 QMutexLocker locker (&lock);
559 p_intf->p_sys->p_mi = NULL;
560 /* Destroy first the main interface because it is connected to some
561 slots in the MainInputManager */
566 ExtensionsManager::killInstance();
568 /* Destroy all remaining windows,
569 because some are connected to some slots
570 in the MainInputManager
571 Settings must be destroyed after that.
573 DialogsProvider::killInstance();
575 /* Delete the recentsMRL object before the configuration */
576 RecentsMRL::killInstance();
578 /* Save the path or delete if recent play are disabled */
579 if( var_InheritBool( p_intf, "qt-recentplay" ) )
580 getSettings()->setValue( "filedialog-path", p_intf->p_sys->filepath );
582 getSettings()->remove( "filedialog-path" );
585 delete p_intf->p_sys->pl_model;
587 /* Delete the configuration. Application has to be deleted after that. */
588 delete p_intf->p_sys->mainSettings;
590 /* Destroy the MainInputManager */
591 MainInputManager::killInstance();
593 /* Delete the application automatically */
597 /*****************************************************************************
598 * Callback to show a dialog
599 *****************************************************************************/
600 static void ShowDialog( intf_thread_t *p_intf, int i_dialog_event, int i_arg,
601 intf_dialog_args_t *p_arg )
603 VLC_UNUSED( p_intf );
604 DialogEvent *event = new DialogEvent( i_dialog_event, i_arg, p_arg );
605 QApplication::postEvent( THEDP, event );
609 * Video output window provider
611 * TODO move it out of here ?
613 static int WindowControl( vout_window_t *, int i_query, va_list );
615 static int WindowOpen( vout_window_t *p_wnd, const vout_window_cfg_t *cfg )
617 if( cfg->is_standalone )
620 intf_thread_t *p_intf =
621 (intf_thread_t *)var_InheritAddress( p_wnd, "qt4-iface" );
623 { /* If another interface is used, this plugin cannot work */
624 msg_Dbg( p_wnd, "Qt interface not found" );
627 if( p_intf->p_sys->voutWindowType != cfg->type )
631 case VOUT_WINDOW_TYPE_XID:
632 if( var_InheritBool( p_wnd, "video-wallpaper" ) )
637 QMutexLocker locker (&lock);
638 if (unlikely(!active))
641 MainInterface *p_mi = p_intf->p_sys->p_mi;
642 msg_Dbg( p_wnd, "requesting video window..." );
646 unsigned i_width = cfg->width;
647 unsigned i_height = cfg->height;
649 WId wid = p_mi->getVideo( &i_x, &i_y, &i_width, &i_height );
655 case VOUT_WINDOW_TYPE_XID:
656 p_wnd->handle.xid = (uintptr_t)wid;
657 p_wnd->display.x11 = NULL;
659 case VOUT_WINDOW_TYPE_HWND:
660 p_wnd->handle.hwnd = (void *)wid;
662 case VOUT_WINDOW_TYPE_NSOBJECT:
663 p_wnd->handle.nsobject = (void *)wid;
667 p_wnd->control = WindowControl;
668 p_wnd->sys = (vout_window_sys_t*)p_mi;
672 static int WindowControl( vout_window_t *p_wnd, int i_query, va_list args )
674 MainInterface *p_mi = (MainInterface *)p_wnd->sys;
675 QMutexLocker locker (&lock);
677 if (unlikely(!active))
679 msg_Warn (p_wnd, "video already released before control");
682 return p_mi->controlVideo( i_query, args );
685 static void WindowClose( vout_window_t *p_wnd )
687 MainInterface *p_mi = (MainInterface *)p_wnd->sys;
688 QMutexLocker locker (&lock);
690 /* Normally, the interface terminates after the video. In the contrary, the
691 * Qt4 main loop is gone, so we cannot send any event to the user interface
692 * widgets. Ideally, we would keep the Qt4 main loop running until after
693 * the video window is released. But it is far simpler to just have the Qt4
694 * thread destroy the window early, and to turn this function into a stub.
696 * That assumes the video output will behave sanely if it window is
697 * destroyed asynchronously.
698 * XCB and Xlib-XCB are fine with that. Plain Xlib wouldn't, */
699 if (unlikely(!active))
701 msg_Warn (p_wnd, "video already released");
704 msg_Dbg (p_wnd, "releasing video...");
705 p_mi->releaseVideo();