modules/gui/qt4/main_interface.cpp

   1 /*****************************************************************************
   2  * main_interface.cpp : Main interface
   3  ****************************************************************************
   4  * Copyright (C) 2006-2010 VideoLAN and AUTHORS
   5  * $Id$
   6  *
   7  * Authors: Clément Stenac <zorglub@videolan.org>
   8  *          Jean-Baptiste Kempf <jb@videolan.org>
   9  *          Ilkka Ollakka <ileoo@videolan.org>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software Foundation, Inc.,
  23  * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  24  *****************************************************************************/
  25
  26 #ifdef HAVE_CONFIG_H
  27 # include "config.h"
  28 #endif
  29
  30 #include "qt4.hpp"
  31
  32 #include "main_interface.hpp"
  33 #include "input_manager.hpp"                    // Creation
  34 #include "actions_manager.hpp"                  // killInstance
  35 #include "extensions_manager.hpp"               // killInstance
  36
  37 #include "util/customwidgets.hpp"               // qtEventToVLCKey, QVLCStackedWidget
  38 #include "util/qt_dirs.hpp"                     // toNativeSeparators
  39
  40 #include "components/interface_widgets.hpp"     // bgWidget, videoWidget
  41 #include "components/controller.hpp"            // controllers
  42 #include "components/playlist/playlist.hpp"     // plWidget
  43 #include "dialogs/firstrun.hpp"                 // First Run
  44
  45 #include "menus.hpp"                            // Menu creation
  46 #include "recents.hpp"                          // RecentItems when DnD
  47
  48 #include <QCloseEvent>
  49 #include <QKeyEvent>
  50
  51 #include <QUrl>
  52 #include <QSize>
  53 #include <QDate>
  54
  55 #include <QMenu>
  56 #include <QMenuBar>
  57 #include <QStatusBar>
  58 #include <QLabel>
  59 #include <QStackedWidget>
  60
  61 #include <vlc_keys.h>                       /* Wheel event */
  62 #include <vlc_vout_display.h>               /* vout_thread_t and VOUT_ events */
  63
  64 // #define DEBUG_INTF
  65
  66 /* Callback prototypes */
  67 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
  68                         vlc_value_t old_val, vlc_value_t new_val, void *param );
  69 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
  70                        vlc_value_t old_val, vlc_value_t new_val, void *param );
  71
  72 MainInterface::MainInterface( intf_thread_t *_p_intf ) : QVLCMW( _p_intf )
  73 {
  74     /* Variables initialisation */
  75     bgWidget             = NULL;
  76     videoWidget          = NULL;
  77     playlistWidget       = NULL;
  78     stackCentralOldWidget= NULL;
  79 #ifndef HAVE_MAEMO
  80     sysTray              = NULL;
  81 #endif
  82     fullscreenControls   = NULL;
  83     cryptedLabel         = NULL;
  84     controls             = NULL;
  85     inputC               = NULL;
  86
  87     b_hideAfterCreation  = false; // --qt-start-minimized
  88     playlistVisible      = false;
  89     input_name           = "";
  90
  91
  92     /* Ask for Privacy */
  93     FirstRun::CheckAndRun( this, p_intf );
  94
  95     /**
  96      *  Configuration and settings
  97      *  Pre-building of interface
  98      **/
  99     /* Main settings */
 100     setFocusPolicy( Qt::StrongFocus );
 101     setAcceptDrops( true );
 102     setWindowRole( "vlc-main" );
 103     setWindowIcon( QApplication::windowIcon() );
 104     setWindowOpacity( var_InheritFloat( p_intf, "qt-opacity" ) );
 105
 106     /* Is video in embedded in the UI or not */
 107     b_videoEmbedded = var_InheritBool( p_intf, "embedded-video" );
 108
 109     /* Does the interface resize to video size or the opposite */
 110     b_autoresize = var_InheritBool( p_intf, "qt-video-autoresize" );
 111
 112     /* Are we in the enhanced always-video mode or not ? */
 113     b_minimalView = var_InheritBool( p_intf, "qt-minimal-view" );
 114
 115     /* Do we want anoying popups or not */
 116     b_notificationEnabled = var_InheritBool( p_intf, "qt-notification" );
 117
 118     /* Set the other interface settings */
 119     settings = getSettings();
 120     settings->beginGroup( "MainWindow" );
 121
 122     /* */
 123     b_plDocked = getSettings()->value( "pl-dock-status", true ).toBool();
 124
 125     settings->endGroup( );
 126
 127     /**************
 128      * Status Bar *
 129      **************/
 130     createStatusBar();
 131
 132     /**************************
 133      *  UI and Widgets design
 134      **************************/
 135     setVLCWindowsTitle();
 136
 137     /************
 138      * Menu Bar *
 139      ************/
 140     QVLCMenu::createMenuBar( this, p_intf );
 141     CONNECT( THEMIM->getIM(), voutListChanged( vout_thread_t **, int ),
 142              this, destroyPopupMenu() );
 143
 144     createMainWidget( settings );
 145     /*********************************
 146      * Create the Systray Management *
 147      *********************************/
 148     initSystray();
 149
 150     /********************
 151      * Input Manager    *
 152      ********************/
 153     MainInputManager::getInstance( p_intf );
 154
 155 #ifdef WIN32
 156     himl = NULL;
 157     p_taskbl = NULL;
 158     taskbar_wmsg = RegisterWindowMessage("TaskbarButtonCreated");
 159 #endif
 160
 161     /************************************************************
 162      * Connect the input manager to the GUI elements it manages *
 163      ************************************************************/
 164     /**
 165      * Connects on nameChanged()
 166      * Those connects are different because options can impeach them to trigger.
 167      **/
 168     /* Main Interface statusbar */
 169     CONNECT( THEMIM->getIM(), nameChanged( const QString& ),
 170              this, setName( const QString& ) );
 171     /* and systray */
 172 #ifndef HAVE_MAEMO
 173     if( sysTray )
 174     {
 175         CONNECT( THEMIM->getIM(), nameChanged( const QString& ),
 176                  this, updateSystrayTooltipName( const QString& ) );
 177     }
 178 #endif
 179     /* and title of the Main Interface*/
 180     if( var_InheritBool( p_intf, "qt-name-in-title" ) )
 181     {
 182         CONNECT( THEMIM->getIM(), nameChanged( const QString& ),
 183                  this, setVLCWindowsTitle( const QString& ) );
 184     }
 185
 186     /**
 187      * CONNECTS on PLAY_STATUS
 188      **/
 189     /* Status on the systray */
 190 #ifndef HAVE_MAEMO
 191     if( sysTray )
 192     {
 193         CONNECT( THEMIM->getIM(), statusChanged( int ),
 194                  this, updateSystrayTooltipStatus( int ) );
 195     }
 196 #endif
 197
 198     /* END CONNECTS ON IM */
 199
 200     /* VideoWidget connects for asynchronous calls */
 201     b_videoFullScreen = false;
 202     b_videoOnTop = false;
 203     connect( this, SIGNAL(askGetVideo(WId*,int*,int*,unsigned*,unsigned *)),
 204              this, SLOT(getVideoSlot(WId*,int*,int*,unsigned*,unsigned*)),
 205              Qt::BlockingQueuedConnection );
 206     connect( this, SIGNAL(askReleaseVideo( void )),
 207              this, SLOT(releaseVideoSlot( void )),
 208              Qt::BlockingQueuedConnection );
 209     CONNECT( this, askVideoOnTop(bool), this, setVideoOnTop(bool));
 210
 211     if( videoWidget )
 212     {
 213         if( b_autoresize )
 214         {
 215             CONNECT( this, askVideoToResize( unsigned int, unsigned int ),
 216                      this, setVideoSize( unsigned int, unsigned int ) );
 217             CONNECT( videoWidget, sizeChanged( int, int ),
 218                      this, resizeStack( int,  int ) );
 219         }
 220         CONNECT( this, askVideoSetFullScreen( bool ),
 221                  this, setVideoFullScreen( bool ) );
 222     }
 223
 224     CONNECT( THEDP, toolBarConfUpdated(), this, recreateToolbars() );
 225
 226     /** END of CONNECTS**/
 227
 228
 229     /************
 230      * Callbacks
 231      ************/
 232     var_AddCallback( p_intf->p_libvlc, "intf-show", IntfShowCB, p_intf );
 233
 234     /* Register callback for the intf-popupmenu variable */
 235     var_AddCallback( p_intf->p_libvlc, "intf-popupmenu", PopupMenuCB, p_intf );
 236
 237     /* Playlist */
 238     int i_plVis = settings->value( "MainWindow/playlist-visible", false ).toBool();
 239
 240     if( i_plVis ) togglePlaylist();
 241
 242     /**** FINAL SIZING and placement of interface */
 243     settings->beginGroup( "MainWindow" );
 244     QVLCTools::restoreWidgetPosition( settings, this, QSize(400, 100) );
 245     settings->endGroup();
 246
 247     b_interfaceFullScreen = isFullScreen();
 248
 249     /* Final sizing and showing */
 250     setVisible( !b_hideAfterCreation );
 251
 252     setMinimumWidth( __MAX( controls->sizeHint().width(),
 253                             menuBar()->sizeHint().width() ) + 30 );
 254
 255     /* Switch to minimal view if needed, must be called after the show() */
 256     if( b_minimalView )
 257         toggleMinimalView( true );
 258 }
 259
 260 MainInterface::~MainInterface()
 261 {
 262     /* Unsure we hide the videoWidget before destroying it */
 263     if( stackCentralOldWidget == videoWidget )
 264         showTab( bgWidget );
 265
 266 #ifdef WIN32
 267     if( himl )
 268         ImageList_Destroy( himl );
 269     if(p_taskbl)
 270         p_taskbl->vt->Release(p_taskbl);
 271     CoUninitialize();
 272 #endif
 273
 274     /* Be sure to kill the actionsManager... Only used in the MI and control */
 275     ActionsManager::killInstance();
 276
 277     /* Idem */
 278     ExtensionsManager::killInstance();
 279
 280     /* Delete the FSC controller */
 281     delete fullscreenControls;
 282
 283     /* Save states */
 284     settings->beginGroup( "MainWindow" );
 285
 286     settings->setValue( "pl-dock-status", b_plDocked );
 287     /* Save playlist state */
 288     if( playlistWidget )
 289         settings->setValue( "playlist-visible", playlistVisible );
 290
 291     settings->setValue( "adv-controls",
 292                         getControlsVisibilityStatus() & CONTROLS_ADVANCED );
 293
 294     /* Save the stackCentralW sizes */
 295     settings->setValue( "bgSize", stackWidgetsSizes[bgWidget] );
 296     settings->setValue( "playlistSize", stackWidgetsSizes[playlistWidget] );
 297
 298     /* Save this size */
 299     QVLCTools::saveWidgetPosition(settings, this);
 300
 301     settings->endGroup();
 302
 303     /* Save undocked playlist size */
 304     if( playlistWidget && !isPlDocked() )
 305         QVLCTools::saveWidgetPosition( p_intf, "Playlist", playlistWidget );
 306
 307     delete playlistWidget;
 308
 309     delete statusBar();
 310
 311     /* Unregister callbacks */
 312     var_DelCallback( p_intf->p_libvlc, "intf-show", IntfShowCB, p_intf );
 313     var_DelCallback( p_intf->p_libvlc, "intf-popupmenu", PopupMenuCB, p_intf );
 314
 315     p_intf->p_sys->p_mi = NULL;
 316 }
 317
 318 /*****************************
 319  *   Main UI handling        *
 320  *****************************/
 321 void MainInterface::recreateToolbars()
 322 {
 323     bool b_adv = getControlsVisibilityStatus() & CONTROLS_ADVANCED;
 324
 325     settings->beginGroup( "MainWindow" );
 326     delete controls;
 327     delete inputC;
 328
 329     controls = new ControlsWidget( p_intf, b_adv, this );
 330     inputC = new InputControlsWidget( p_intf, this );
 331
 332     if( fullscreenControls )
 333     {
 334         delete fullscreenControls;
 335         fullscreenControls = new FullscreenControllerWidget( p_intf, this );
 336         CONNECT( fullscreenControls, keyPressed( QKeyEvent * ),
 337                  this, handleKeyPress( QKeyEvent * ) );
 338     }
 339     mainLayout->insertWidget( 2, inputC );
 340     mainLayout->insertWidget( settings->value( "ToolbarPos", 0 ).toInt() ? 0: 3,
 341                               controls );
 342     settings->endGroup();
 343 }
 344
 345 void MainInterface::createMainWidget( QSettings *settings )
 346 {
 347     /* Create the main Widget and the mainLayout */
 348     QWidget *main = new QWidget;
 349     setCentralWidget( main );
 350     mainLayout = new QVBoxLayout( main );
 351     main->setContentsMargins( 0, 0, 0, 0 );
 352     mainLayout->setSpacing( 0 ); mainLayout->setMargin( 0 );
 353
 354     /* */
 355     stackCentralW = new QVLCStackedWidget( main );
 356
 357     /* Bg Cone */
 358     bgWidget = new BackgroundWidget( p_intf );
 359     stackCentralW->addWidget( bgWidget );
 360
 361     /* And video Outputs */
 362     if( b_videoEmbedded )
 363     {
 364         videoWidget = new VideoWidget( p_intf );
 365         stackCentralW->addWidget( videoWidget );
 366     }
 367     mainLayout->insertWidget( 1, stackCentralW );
 368
 369     settings->beginGroup( "MainWindow" );
 370     stackWidgetsSizes[bgWidget] = settings->value( "bgSize", QSize( 400, 0 ) ).toSize();
 371     /* Resize even if no-auto-resize, because we are at creation */
 372     resizeStack( stackWidgetsSizes[bgWidget].width(), stackWidgetsSizes[bgWidget].height() );
 373
 374     /* Create the CONTROLS Widget */
 375     controls = new ControlsWidget( p_intf,
 376                    settings->value( "adv-controls", false ).toBool(), this );
 377     inputC = new InputControlsWidget( p_intf, this );
 378
 379     mainLayout->insertWidget( 2, inputC );
 380     mainLayout->insertWidget( settings->value( "ToolbarPos", 0 ).toInt() ? 0: 3,
 381                               controls );
 382
 383     /* Visualisation, disabled for now, they SUCK */
 384     #if 0
 385     visualSelector = new VisualSelector( p_intf );
 386     mainLayout->insertWidget( 0, visualSelector );
 387     visualSelector->hide();
 388     #endif
 389
 390     settings->endGroup();
 391
 392     /* Enable the popup menu in the MI */
 393     main->setContextMenuPolicy( Qt::CustomContextMenu );
 394     CONNECT( main, customContextMenuRequested( const QPoint& ),
 395              this, popupMenu( const QPoint& ) );
 396
 397     if ( depth() > 8 ) /* 8bit depth has too many issues with opacity */
 398         /* Create the FULLSCREEN CONTROLS Widget */
 399         if( var_InheritBool( p_intf, "qt-fs-controller" ) )
 400         {
 401             fullscreenControls = new FullscreenControllerWidget( p_intf, this );
 402             CONNECT( fullscreenControls, keyPressed( QKeyEvent * ),
 403                      this, handleKeyPress( QKeyEvent * ) );
 404         }
 405 }
 406
 407 inline void MainInterface::initSystray()
 408 {
 409 #ifndef HAVE_MAEMO
 410     bool b_systrayAvailable = QSystemTrayIcon::isSystemTrayAvailable();
 411     bool b_systrayWanted = var_InheritBool( p_intf, "qt-system-tray" );
 412
 413     if( var_InheritBool( p_intf, "qt-start-minimized") )
 414     {
 415         if( b_systrayAvailable )
 416         {
 417             b_systrayWanted = true;
 418             b_hideAfterCreation = true;
 419         }
 420         else
 421             msg_Err( p_intf, "cannot start minimized without system tray bar" );
 422     }
 423
 424     if( b_systrayAvailable && b_systrayWanted )
 425         createSystray();
 426 #endif
 427 }
 428
 429 inline void MainInterface::createStatusBar()
 430 {
 431     /****************
 432      *  Status Bar  *
 433      ****************/
 434     /* Widgets Creation*/
 435     QStatusBar *statusBarr = statusBar();
 436
 437     TimeLabel *timeLabel = new TimeLabel( p_intf );
 438     nameLabel = new QLabel( this );
 439     nameLabel->setTextInteractionFlags( Qt::TextSelectableByMouse
 440                                       | Qt::TextSelectableByKeyboard );
 441     SpeedLabel *speedLabel = new SpeedLabel( p_intf, this );
 442
 443     /* Styling those labels */
 444     timeLabel->setFrameStyle( QFrame::Sunken | QFrame::Panel );
 445     speedLabel->setFrameStyle( QFrame::Sunken | QFrame::Panel );
 446     nameLabel->setFrameStyle( QFrame::Sunken | QFrame::StyledPanel);
 447     timeLabel->setStyleSheet(
 448             "QLabel:hover { background-color: rgba(255, 255, 255, 50%) }" );
 449     speedLabel->setStyleSheet(
 450             "QLabel:hover { background-color: rgba(255, 255, 255, 50%) }" );
 451
 452     /* and adding those */
 453     statusBarr->addWidget( nameLabel, 8 );
 454     statusBarr->addPermanentWidget( speedLabel, 0 );
 455     statusBarr->addPermanentWidget( timeLabel, 0 );
 456
 457     /* timeLabel behaviour:
 458        - double clicking opens the goto time dialog
 459        - right-clicking and clicking just toggle between remaining and
 460          elapsed time.*/
 461     CONNECT( timeLabel, timeLabelDoubleClicked(), THEDP, gotoTimeDialog() );
 462
 463     CONNECT( THEMIM->getIM(), encryptionChanged( bool ),
 464              this, showCryptedLabel( bool ) );
 465
 466     CONNECT( THEMIM->getIM(), seekRequested( float ),
 467              timeLabel, setDisplayPosition( float ) );
 468 }
 469
 470 /**********************************************************************
 471  * Handling of sizing of the components
 472  **********************************************************************/
 473
 474 void MainInterface::debug()
 475 {
 476 #ifdef DEBUG_INTF
 477     msg_Dbg( p_intf, "size: %i - %i", size().height(), size().width() );
 478     msg_Dbg( p_intf, "sizeHint: %i - %i", sizeHint().height(), sizeHint().width() );
 479     msg_Dbg( p_intf, "minimumsize: %i - %i", minimumSize().height(), minimumSize().width() );
 480
 481     msg_Dbg( p_intf, "Stack size: %i - %i", stackCentralW->size().height(), stackCentralW->size().width() );
 482     msg_Dbg( p_intf, "Stack sizeHint: %i - %i", stackCentralW->sizeHint().height(), stackCentralW->sizeHint().width() );
 483     msg_Dbg( p_intf, "Central size: %i - %i", centralWidget()->size().height(), centralWidget()->size().width() );
 484 #endif
 485 }
 486
 487 inline void MainInterface::showVideo() { showTab( videoWidget ); }
 488 inline void MainInterface::restoreStackOldWidget()
 489             { showTab( stackCentralOldWidget ); }
 490
 491 inline void MainInterface::showTab( QWidget *widget )
 492 {
 493 #ifdef DEBUG_INTF
 494     msg_Warn( p_intf, "Old stackCentralOldWidget %i", stackCentralW->indexOf( stackCentralOldWidget ) );
 495 #endif
 496
 497     stackCentralOldWidget = stackCentralW->currentWidget();
 498     stackWidgetsSizes[stackCentralOldWidget] = stackCentralW->size();
 499
 500     stackCentralW->setCurrentWidget( widget );
 501     if( b_autoresize )
 502         resizeStack( stackWidgetsSizes[widget].width(), stackWidgetsSizes[widget].height() );
 503
 504 #ifdef DEBUG_INTF
 505     msg_Warn( p_intf, "State change %i",  stackCentralW->currentIndex() );
 506     msg_Warn( p_intf, "New stackCentralOldWidget %i", stackCentralW->indexOf( stackCentralOldWidget ) );
 507 #endif
 508 }
 509
 510 void MainInterface::destroyPopupMenu()
 511 {
 512     QVLCMenu::PopupMenu( p_intf, false );
 513 }
 514
 515 void MainInterface::popupMenu( const QPoint &p )
 516 {
 517     QVLCMenu::PopupMenu( p_intf, true );
 518 }
 519
 520 void MainInterface::toggleFSC()
 521 {
 522    if( !fullscreenControls ) return;
 523
 524    IMEvent *eShow = new IMEvent( FullscreenControlToggle_Type, 0 );
 525    QApplication::postEvent( fullscreenControls, eShow );
 526 }
 527
 528 /****************************************************************************
 529  * Video Handling
 530  ****************************************************************************/
 531
 532 /**
 533  * NOTE:
 534  * You must not change the state of this object or other Qt4 UI objects,
 535  * from the video output thread - only from the Qt4 UI main loop thread.
 536  * All window provider queries must be handled through signals or events.
 537  * That's why we have all those emit statements...
 538  */
 539 WId MainInterface::getVideo( int *pi_x, int *pi_y,
 540                              unsigned int *pi_width, unsigned int *pi_height )
 541 {
 542     if( !videoWidget )
 543         return 0;
 544
 545     /* This is a blocking call signal. Results are returned through pointers.
 546      * Beware of deadlocks! */
 547     WId id;
 548     emit askGetVideo( &id, pi_x, pi_y, pi_width, pi_height );
 549     return id;
 550 }
 551
 552 void MainInterface::getVideoSlot( WId *p_id, int *pi_x, int *pi_y,
 553                                   unsigned *pi_width, unsigned *pi_height )
 554 {
 555     /* Request the videoWidget */
 556     WId ret = videoWidget->request( pi_x, pi_y,
 557                                     pi_width, pi_height, !b_autoresize );
 558     *p_id = ret;
 559     if( ret ) /* The videoWidget is available */
 560     {
 561         /* Consider the video active now */
 562         showVideo();
 563
 564         /* Ask videoWidget to resize correctly, if we are in normal mode */
 565         if( !isFullScreen() && !isMaximized() && b_autoresize )
 566             videoWidget->SetSizing( *pi_width, *pi_height );
 567     }
 568 }
 569
 570 /* Asynchronous call from the WindowClose function */
 571 void MainInterface::releaseVideo( void )
 572 {
 573     emit askReleaseVideo();
 574 }
 575
 576 /* Function that is CONNECTED to the previous emit */
 577 void MainInterface::releaseVideoSlot( void )
 578 {
 579     videoWidget->release();
 580     setVideoOnTop( false );
 581     setVideoFullScreen( false );
 582
 583     if( stackCentralW->currentWidget() == videoWidget )
 584         restoreStackOldWidget();
 585
 586     /* We don't want to have a blank video to popup */
 587     stackCentralOldWidget = bgWidget;
 588 }
 589
 590 void MainInterface::setVideoSize( unsigned int w, unsigned int h )
 591 {
 592     if( !isFullScreen() && !isMaximized() )
 593         videoWidget->SetSizing( w, h );
 594 }
 595
 596 void MainInterface::setVideoFullScreen( bool fs )
 597 {
 598     b_videoFullScreen = fs;
 599     if( fs )
 600     {
 601         int numscreen = var_InheritInteger( p_intf, "qt-fullscreen-screennumber" );
 602         /* if user hasn't defined screennumber, or screennumber that is bigger
 603          * than current number of screens, take screennumber where current interface
 604          * is
 605          */
 606         if( numscreen == -1 || numscreen > QApplication::desktop()->numScreens() )
 607             numscreen = QApplication::desktop()->screenNumber( p_intf->p_sys->p_mi );
 608
 609         QRect screenres = QApplication::desktop()->screenGeometry( numscreen );
 610
 611         /* To be sure window is on proper-screen in xinerama */
 612 #if HAS_QT46
 613         if( !screenres.contains( pos() ) && QApplication::desktop()->screenCount() > 1 )
 614 #else
 615         if( !screenres.contains( pos() ) )
 616 #endif
 617         {
 618             msg_Dbg( p_intf, "Moving video to correct screen");
 619             move( QPoint( screenres.x(), screenres.y() ) );
 620         }
 621         setMinimalView( true );
 622         setInterfaceFullScreen( true );
 623     }
 624     else
 625     {
 626         /* TODO do we want to restore screen and position ? (when
 627          * qt-fullscreen-screennumber is forced) */
 628         setMinimalView( b_minimalView );
 629         setInterfaceFullScreen( b_interfaceFullScreen );
 630     }
 631     videoWidget->sync();
 632 }
 633
 634 /* Slot to change the video always-on-top flag.
 635  * Emit askVideoOnTop() to invoke this from other thread. */
 636 void MainInterface::setVideoOnTop( bool on_top )
 637 {
 638     b_videoOnTop = on_top;
 639
 640     Qt::WindowFlags oldflags = windowFlags(), newflags;
 641
 642     if( b_videoOnTop )
 643         newflags = oldflags | Qt::WindowStaysOnTopHint;
 644     else
 645         newflags = oldflags & ~Qt::WindowStaysOnTopHint;
 646
 647     if( newflags != oldflags )
 648     {
 649         setWindowFlags( newflags );
 650         show(); /* necessary to apply window flags */
 651     }
 652 }
 653
 654 /* Asynchronous call from WindowControl function */
 655 int MainInterface::controlVideo( int i_query, va_list args )
 656 {
 657     switch( i_query )
 658     {
 659     case VOUT_WINDOW_SET_SIZE:
 660     {
 661         unsigned int i_width  = va_arg( args, unsigned int );
 662         unsigned int i_height = va_arg( args, unsigned int );
 663
 664         emit askVideoToResize( i_width, i_height );
 665         return VLC_SUCCESS;
 666     }
 667     case VOUT_WINDOW_SET_STATE:
 668     {
 669         unsigned i_arg = va_arg( args, unsigned );
 670         unsigned on_top = i_arg & VOUT_WINDOW_STATE_ABOVE;
 671
 672         emit askVideoOnTop( on_top != 0 );
 673         return VLC_SUCCESS;
 674     }
 675     case VOUT_WINDOW_SET_FULLSCREEN:
 676     {
 677         bool b_fs = va_arg( args, int );
 678
 679         emit askVideoSetFullScreen( b_fs );
 680         return VLC_SUCCESS;
 681     }
 682     default:
 683         msg_Warn( p_intf, "unsupported control query" );
 684         return VLC_EGENERIC;
 685     }
 686 }
 687
 688 /*****************************************************************************
 689  * Playlist, Visualisation and Menus handling
 690  *****************************************************************************/
 691 /**
 692  * Toggle the playlist widget or dialog
 693  **/
 694 void MainInterface::createPlaylist()
 695 {
 696     playlistWidget = new PlaylistWidget( p_intf, this );
 697
 698     if( b_plDocked )
 699     {
 700         stackCentralW->addWidget( playlistWidget );
 701         stackWidgetsSizes[playlistWidget] = settings->value( "playlistSize", QSize( 500, 250 ) ).toSize();
 702     }
 703     else
 704     {
 705 #ifdef WIN32
 706         playlistWidget->setParent( NULL );
 707 #endif
 708         playlistWidget->setWindowFlags( Qt::Window );
 709
 710         /* This will restore the geometry but will not work for position,
 711            because of parenting */
 712         QVLCTools::restoreWidgetPosition( p_intf, "Playlist",
 713                 playlistWidget, QSize( 600, 300 ) );
 714     }
 715 }
 716
 717 void MainInterface::togglePlaylist()
 718 {
 719     if( !playlistWidget )
 720     {
 721         createPlaylist();
 722     }
 723
 724     if( b_plDocked )
 725     {
 726         /* Playlist is not visible, show it */
 727         if( stackCentralW->currentWidget() != playlistWidget )
 728         {
 729             showTab( playlistWidget );
 730         }
 731         else /* Hide it! */
 732         {
 733             restoreStackOldWidget();
 734         }
 735         playlistVisible = ( stackCentralW->currentWidget() == playlistWidget );
 736     }
 737     else
 738     {
 739 #ifdef WIN32
 740         playlistWidget->setParent( NULL );
 741 #endif
 742         playlistWidget->setWindowFlags( Qt::Window );
 743         playlistVisible = !playlistVisible;
 744         playlistWidget->setVisible( playlistVisible );
 745     }
 746     debug();
 747 }
 748
 749 void MainInterface::dockPlaylist( bool p_docked )
 750 {
 751     if( b_plDocked == p_docked ) return;
 752     b_plDocked = p_docked;
 753
 754     if( !playlistWidget ) return; /* Playlist wasn't created yet */
 755     if( !p_docked )
 756     {
 757         stackCentralW->removeWidget( playlistWidget );
 758 #ifdef WIN32
 759         playlistWidget->setParent( NULL );
 760 #endif
 761         playlistWidget->setWindowFlags( Qt::Window );
 762         QVLCTools::restoreWidgetPosition( p_intf, "Playlist",
 763                 playlistWidget, QSize( 600, 300 ) );
 764         playlistWidget->show();
 765         restoreStackOldWidget();
 766     }
 767     else
 768     {
 769         QVLCTools::saveWidgetPosition( p_intf, "Playlist", playlistWidget );
 770         playlistWidget->setWindowFlags( Qt::Widget ); // Probably a Qt bug here
 771         // It would be logical that QStackWidget::addWidget reset the flags...
 772         stackCentralW->addWidget( playlistWidget );
 773         showTab( playlistWidget );
 774     }
 775     playlistVisible = true;
 776 }
 777
 778 void MainInterface::setMinimalView( bool b_minimal )
 779 {
 780     menuBar()->setVisible( !b_minimal );
 781     controls->setVisible( !b_minimal );
 782     statusBar()->setVisible( !b_minimal );
 783     inputC->setVisible( !b_minimal );
 784 }
 785
 786 /*
 787   If b_minimal is false, then we are normalView
 788  */
 789 void MainInterface::toggleMinimalView( bool b_minimal )
 790 {
 791     if( !b_minimalView && b_autoresize ) /* Normal mode */
 792     {
 793         if( stackCentralW->currentWidget() == bgWidget )
 794         {
 795             if( stackCentralW->height() < 16 )
 796             {
 797                 resizeStack( stackCentralW->width(), 100 );
 798             }
 799         }
 800     }
 801     b_minimalView = b_minimal;
 802     if( !b_videoFullScreen )
 803         setMinimalView( b_minimalView );
 804
 805     emit minimalViewToggled( b_minimalView );
 806 }
 807
 808 /* toggling advanced controls buttons */
 809 void MainInterface::toggleAdvancedButtons()
 810 {
 811     controls->toggleAdvanced();
 812 //    if( fullscreenControls ) fullscreenControls->toggleAdvanced();
 813 }
 814
 815 /* Get the visibility status of the controls (hidden or not, advanced or not) */
 816 int MainInterface::getControlsVisibilityStatus()
 817 {
 818     if( !controls ) return 0;
 819     return( (controls->isVisible() ? CONTROLS_VISIBLE : CONTROLS_HIDDEN )
 820                 + CONTROLS_ADVANCED * controls->b_advancedVisible );
 821 }
 822
 823 #if 0
 824 void MainInterface::visual()
 825 {
 826     if( !VISIBLE( visualSelector) )
 827     {
 828         visualSelector->show();
 829         if( !THEMIM->getIM()->hasVideo() )
 830         {
 831             /* Show the background widget */
 832         }
 833         visualSelectorEnabled = true;
 834     }
 835     else
 836     {
 837         /* Stop any currently running visualization */
 838         visualSelector->hide();
 839         visualSelectorEnabled = false;
 840     }
 841 }
 842 #endif
 843
 844 /************************************************************************
 845  * Other stuff
 846  ************************************************************************/
 847 void MainInterface::setName( const QString& name )
 848 {
 849     input_name = name; /* store it for the QSystray use */
 850     /* Display it in the status bar, but also as a Tooltip in case it doesn't
 851        fit in the label */
 852     nameLabel->setText( " " + name + " " );
 853     nameLabel->setToolTip( " " + name +" " );
 854 }
 855
 856 /**
 857  * Give the decorations of the Main Window a correct Name.
 858  * If nothing is given, set it to VLC...
 859  **/
 860 void MainInterface::setVLCWindowsTitle( const QString& aTitle )
 861 {
 862     if( aTitle.isEmpty() )
 863     {
 864         setWindowTitle( qtr( "VLC media player" ) );
 865     }
 866     else
 867     {
 868         setWindowTitle( aTitle + " - " + qtr( "VLC media player" ) );
 869     }
 870 }
 871
 872 void MainInterface::showCryptedLabel( bool b_show )
 873 {
 874     if( cryptedLabel == NULL )
 875     {
 876         cryptedLabel = new QLabel;
 877         // The lock icon is not the right one for DRM protection/scrambled.
 878         //cryptedLabel->setPixmap( QPixmap( ":/lock" ) );
 879         cryptedLabel->setText( "DRM" );
 880         statusBar()->addWidget( cryptedLabel );
 881     }
 882
 883     cryptedLabel->setVisible( b_show );
 884 }
 885
 886 void MainInterface::showBuffering( float f_cache )
 887 {
 888     QString amount = QString("Buffering: %1%").arg( (int)(100*f_cache) );
 889     statusBar()->showMessage( amount, 1000 );
 890 }
 891
 892 /*****************************************************************************
 893  * Systray Icon and Systray Menu
 894  *****************************************************************************/
 895 #ifndef HAVE_MAEMO
 896 /**
 897  * Create a SystemTray icon and a menu that would go with it.
 898  * Connects to a click handler on the icon.
 899  **/
 900 void MainInterface::createSystray()
 901 {
 902     QIcon iconVLC;
 903     if( QDate::currentDate().dayOfYear() >= 354 )
 904         iconVLC =  QIcon( ":/logo/vlc128-christmas.png" );
 905     else
 906         iconVLC =  QIcon( ":/logo/vlc128.png" );
 907     sysTray = new QSystemTrayIcon( iconVLC, this );
 908     sysTray->setToolTip( qtr( "VLC media player" ));
 909
 910     systrayMenu = new QMenu( qtr( "VLC media player" ), this );
 911     systrayMenu->setIcon( iconVLC );
 912
 913     QVLCMenu::updateSystrayMenu( this, p_intf, true );
 914     sysTray->show();
 915
 916     CONNECT( sysTray, activated( QSystemTrayIcon::ActivationReason ),
 917             this, handleSystrayClick( QSystemTrayIcon::ActivationReason ) );
 918 }
 919
 920 /**
 921  * Updates the Systray Icon's menu and toggle the main interface
 922  */
 923 void MainInterface::toggleUpdateSystrayMenu()
 924 {
 925     /* If hidden, show it */
 926     if( isHidden() )
 927     {
 928         show();
 929         activateWindow();
 930     }
 931     else if( isMinimized() )
 932     {
 933         /* Minimized */
 934         showNormal();
 935         activateWindow();
 936     }
 937     else
 938     {
 939         /* Visible (possibly under other windows) */
 940 #ifdef WIN32
 941         /* check if any visible window is above vlc in the z-order,
 942          * but ignore the ones always on top
 943          * and the ones which can't be activated */
 944         WINDOWINFO wi;
 945         HWND hwnd;
 946         wi.cbSize = sizeof( WINDOWINFO );
 947         for( hwnd = GetNextWindow( internalWinId(), GW_HWNDPREV );
 948                 hwnd && ( !IsWindowVisible( hwnd ) ||
 949                     ( GetWindowInfo( hwnd, &wi ) &&
 950                       (wi.dwExStyle&WS_EX_NOACTIVATE) ) );
 951                 hwnd = GetNextWindow( hwnd, GW_HWNDPREV ) );
 952             if( !hwnd || !GetWindowInfo( hwnd, &wi ) ||
 953                 (wi.dwExStyle&WS_EX_TOPMOST) )
 954             {
 955                 hide();
 956             }
 957             else
 958             {
 959                 activateWindow();
 960             }
 961 #else
 962         hide();
 963 #endif
 964     }
 965     QVLCMenu::updateSystrayMenu( this, p_intf );
 966 }
 967
 968 void MainInterface::handleSystrayClick(
 969                                     QSystemTrayIcon::ActivationReason reason )
 970 {
 971     switch( reason )
 972     {
 973         case QSystemTrayIcon::Trigger:
 974         case QSystemTrayIcon::DoubleClick:
 975             toggleUpdateSystrayMenu();
 976             break;
 977         case QSystemTrayIcon::MiddleClick:
 978             sysTray->showMessage( qtr( "VLC media player" ),
 979                     qtr( "Control menu for the player" ),
 980                     QSystemTrayIcon::Information, 3000 );
 981             break;
 982         default:
 983             break;
 984     }
 985 }
 986
 987 /**
 988  * Updates the name of the systray Icon tooltip.
 989  * Doesn't check if the systray exists, check before you call it.
 990  **/
 991 void MainInterface::updateSystrayTooltipName( const QString& name )
 992 {
 993     if( name.isEmpty() )
 994     {
 995         sysTray->setToolTip( qtr( "VLC media player" ) );
 996     }
 997     else
 998     {
 999         sysTray->setToolTip( name );
1000         if( b_notificationEnabled && ( isHidden() || isMinimized() ) )
1001         {
1002             sysTray->showMessage( qtr( "VLC media player" ), name,
1003                     QSystemTrayIcon::NoIcon, 3000 );
1004         }
1005     }
1006
1007     QVLCMenu::updateSystrayMenu( this, p_intf );
1008 }
1009
1010 /**
1011  * Updates the status of the systray Icon tooltip.
1012  * Doesn't check if the systray exists, check before you call it.
1013  **/
1014 void MainInterface::updateSystrayTooltipStatus( int i_status )
1015 {
1016     switch( i_status )
1017     {
1018     case PLAYING_S:
1019         sysTray->setToolTip( input_name );
1020         break;
1021     case PAUSE_S:
1022         sysTray->setToolTip( input_name + " - " + qtr( "Paused") );
1023         break;
1024     default:
1025         sysTray->setToolTip( qtr( "VLC media player" ) );
1026         break;
1027     }
1028     QVLCMenu::updateSystrayMenu( this, p_intf );
1029 }
1030 #endif
1031
1032 /************************************************************************
1033  * D&D Events
1034  ************************************************************************/
1035 void MainInterface::dropEvent(QDropEvent *event)
1036 {
1037     dropEventPlay( event, true );
1038 }
1039
1040 void MainInterface::dropEventPlay( QDropEvent *event, bool b_play )
1041 {
1042     event->setDropAction( Qt::CopyAction );
1043     if( !event->possibleActions() & Qt::CopyAction )
1044         return;
1045
1046     const QMimeData *mimeData = event->mimeData();
1047
1048     /* D&D of a subtitles file, add it on the fly */
1049     if( mimeData->urls().size() == 1 && THEMIM->getIM()->hasInput() )
1050     {
1051         if( !input_AddSubtitle( THEMIM->getInput(),
1052                  qtu( toNativeSeparators( mimeData->urls()[0].toLocalFile() ) ),
1053                  true ) )
1054         {
1055             event->accept();
1056             return;
1057         }
1058     }
1059
1060     bool first = b_play;
1061     foreach( const QUrl &url, mimeData->urls() )
1062     {
1063         QString s = toNativeSeparators( url.toLocalFile() );
1064
1065         if( s.length() > 0 ) {
1066             char* psz_uri = make_URI( qtu(s) );
1067             playlist_Add( THEPL, psz_uri, NULL,
1068                           PLAYLIST_APPEND | (first ? PLAYLIST_GO: PLAYLIST_PREPARSE),
1069                           PLAYLIST_END, true, pl_Unlocked );
1070             free( psz_uri );
1071             first = false;
1072             RecentsMRL::getInstance( p_intf )->addRecent( s );
1073         }
1074     }
1075     event->accept();
1076 }
1077 void MainInterface::dragEnterEvent(QDragEnterEvent *event)
1078 {
1079      event->acceptProposedAction();
1080 }
1081 void MainInterface::dragMoveEvent(QDragMoveEvent *event)
1082 {
1083      event->acceptProposedAction();
1084 }
1085 void MainInterface::dragLeaveEvent(QDragLeaveEvent *event)
1086 {
1087      event->accept();
1088 }
1089
1090 /************************************************************************
1091  * Events stuff
1092  ************************************************************************/
1093 void MainInterface::keyPressEvent( QKeyEvent *e )
1094 {
1095     handleKeyPress( e );
1096 }
1097
1098 void MainInterface::handleKeyPress( QKeyEvent *e )
1099 {
1100     if( ( e->modifiers() &  Qt::ControlModifier ) && ( e->key() == Qt::Key_H ) )
1101     {
1102         toggleMinimalView( !b_minimalView );
1103         e->accept();
1104     }
1105
1106     int i_vlck = qtEventToVLCKey( e );
1107     if( i_vlck > 0 )
1108     {
1109         var_SetInteger( p_intf->p_libvlc, "key-pressed", i_vlck );
1110         e->accept();
1111     }
1112     else
1113         e->ignore();
1114 }
1115
1116 void MainInterface::wheelEvent( QWheelEvent *e )
1117 {
1118     int i_vlckey = qtWheelEventToVLCKey( e );
1119     var_SetInteger( p_intf->p_libvlc, "key-pressed", i_vlckey );
1120     e->accept();
1121 }
1122
1123 void MainInterface::closeEvent( QCloseEvent *e )
1124 {
1125     e->accept();
1126     hide();
1127     THEDP->quit();
1128 }
1129
1130 void MainInterface::setInterfaceFullScreen( bool fs )
1131 {
1132     if( fs )
1133         setWindowState( windowState() | Qt::WindowFullScreen );
1134     else
1135         setWindowState( windowState() & ~Qt::WindowFullScreen );
1136 }
1137 void MainInterface::toggleInterfaceFullScreen()
1138 {
1139     b_interfaceFullScreen = !b_interfaceFullScreen;
1140     if( !b_videoFullScreen )
1141         setInterfaceFullScreen( b_interfaceFullScreen );
1142     emit fullscreenInterfaceToggled( b_interfaceFullScreen );
1143 }
1144
1145 /*****************************************************************************
1146  * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
1147  *  We don't show the menu directly here because we don't want the
1148  *  caller to block for a too long time.
1149  *****************************************************************************/
1150 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
1151                         vlc_value_t old_val, vlc_value_t new_val, void *param )
1152 {
1153     intf_thread_t *p_intf = (intf_thread_t *)param;
1154
1155     if( p_intf->pf_show_dialog )
1156     {
1157         p_intf->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU,
1158                                 new_val.b_bool, NULL );
1159     }
1160
1161     return VLC_SUCCESS;
1162 }
1163
1164 /*****************************************************************************
1165  * IntfShowCB: callback triggered by the intf-show libvlc variable.
1166  *****************************************************************************/
1167 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
1168                        vlc_value_t old_val, vlc_value_t new_val, void *param )
1169 {
1170     intf_thread_t *p_intf = (intf_thread_t *)param;
1171     p_intf->p_sys->p_mi->toggleFSC();
1172
1173     /* Show event */
1174      return VLC_SUCCESS;
1175 }