git.sesse.net Git - vlc/blob - modules/gui/qt4/main_interface.cpp

   1 /*****************************************************************************
   2  * main_interface.cpp : Main interface
   3  ****************************************************************************
   4  * Copyright (C) 2006-2007 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Clément Stenac <zorglub@videolan.org>
   8  *          Jean-Baptiste Kempf <jb@videolan.org>
   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 #include "qt4.hpp"
  26 #include "main_interface.hpp"
  27 #include "input_manager.hpp"
  28 #include "util/qvlcframe.hpp"
  29 #include "util/customwidgets.hpp"
  30 #include "dialogs_provider.hpp"
  31 #include "components/interface_widgets.hpp"
  32 #include "dialogs/playlist.hpp"
  33 #include "menus.hpp"
  34
  35 #include <QMenuBar>
  36 #include <QCloseEvent>
  37 #include <QPushButton>
  38 #include <QStatusBar>
  39 #include <QKeyEvent>
  40 #include <QUrl>
  41 #include <QSystemTrayIcon>
  42 #include <QSize>
  43 #include <QMenu>
  44 #include <QLabel>
  45 #include <QSlider>
  46 #include <QWidgetAction>
  47
  48 #include <assert.h>
  49 #include <vlc_keys.h>
  50 #include <vlc_vout.h>
  51
  52 #ifdef WIN32
  53     #define PREF_W 410
  54     #define PREF_H 151
  55 #else
  56     #define PREF_W 450
  57     #define PREF_H 160
  58 #endif
  59
  60 #define SET_WIDTH(i,j) i->widgetSize.setWidth(j)
  61 #define SET_HEIGHT(i,j) i->widgetSize.setHeight(j)
  62 #define SET_WH( i,j,k) i->widgetSize.setWidth(j); i->widgetSize.setHeight(k);
  63
  64 #define DS(i) i.width(),i.height()
  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 static int InteractCallback( vlc_object_t *, const char *, vlc_value_t,
  72                              vlc_value_t, void *);
  73 /* Video handling */
  74 static void *DoRequest( intf_thread_t *p_intf, vout_thread_t *p_vout,
  75                         int *pi1, int *pi2, unsigned int*pi3,unsigned int*pi4)
  76 {
  77     return p_intf->p_sys->p_mi->requestVideo( p_vout, pi1, pi2, pi3, pi4 );
  78 }
  79 static void DoRelease( intf_thread_t *p_intf, void *p_win )
  80 {
  81     return p_intf->p_sys->p_mi->releaseVideo( p_win );
  82 }
  83 static int DoControl( intf_thread_t *p_intf, void *p_win, int i_q, va_list a )
  84 {
  85     return p_intf->p_sys->p_mi->controlVideo( p_win, i_q, a );
  86 }
  87
  88 MainInterface::MainInterface( intf_thread_t *_p_intf ) : QVLCMW( _p_intf )
  89 {
  90     /* Variables initialisation */
  91     need_components_update = false;
  92     bgWidget = NULL; videoWidget = NULL; playlistWidget = NULL;
  93     embeddedPlaylistWasActive = videoIsActive = false;
  94     input_name = "";
  95
  96     /**
  97      *  Configuration and settings
  98      **/
  99     settings = new QSettings( "vlc", "vlc-qt-interface" );
 100     settings->beginGroup( "MainWindow" );
 101
 102     /* Main settings */
 103     setFocusPolicy( Qt::StrongFocus );
 104     setAcceptDrops(true);
 105     setWindowIcon( QApplication::windowIcon() );
 106     setWindowOpacity( config_GetFloat( p_intf, "qt-opacity" ) );
 107
 108     /* Set The Video In emebedded Mode or not */
 109     videoEmbeddedFlag = false;
 110     if( config_GetInt( p_intf, "embedded-video" ) )
 111         videoEmbeddedFlag = true;
 112
 113     alwaysVideoFlag = false;
 114     if( videoEmbeddedFlag && config_GetInt( p_intf, "qt-always-video" ) )
 115         alwaysVideoFlag = true;
 116
 117     /* Set the other interface settings */
 118     playlistEmbeddedFlag = settings->value( "playlist-embedded", true).toBool();
 119     visualSelectorEnabled = settings->value( "visual-selector", false ).toBool();
 120     notificationEnabled = config_GetInt( p_intf, "qt-notification" )
 121                           ? true : false;
 122     /**************************
 123      *  UI and Widgets design
 124      **************************/
 125     setVLCWindowsTitle();
 126     handleMainUi( settings );
 127
 128     /* Menu Bar */
 129     QVLCMenu::createMenuBar( this, p_intf, playlistEmbeddedFlag,
 130                              visualSelectorEnabled );
 131
 132     /* Status Bar */
 133     /**
 134      * TODO: clicking on the elapsed time should switch to the remaining time
 135      **/
 136     /**
 137      * TODO: do we add a label for the current Volume ?
 138      **/
 139     b_remainingTime = false;
 140     timeLabel = new QLabel;
 141     nameLabel = new QLabel;
 142     speedLabel = new QLabel( "1.0x" );
 143     timeLabel->setFrameStyle( QFrame::Sunken | QFrame::Panel );
 144     speedLabel->setFrameStyle( QFrame::Sunken | QFrame::Panel );
 145     statusBar()->addWidget( nameLabel, 8 );
 146     statusBar()->addPermanentWidget( speedLabel, 0 );
 147     statusBar()->addPermanentWidget( timeLabel, 2 );
 148     speedLabel->setContextMenuPolicy ( Qt::CustomContextMenu );
 149     timeLabel->setContextMenuPolicy ( Qt::CustomContextMenu );
 150     timeLabel->installEventFilter( this );
 151     CONNECT( speedLabel, customContextMenuRequested( QPoint ),
 152              this, showSpeedMenu( QPoint ) );
 153     CONNECT( timeLabel, customContextMenuRequested( QPoint ),
 154              this, showTimeMenu( QPoint ) );
 155
 156     /**********************
 157      * Systray Management *
 158      **********************/
 159     sysTray = NULL;
 160     bool b_createSystray = false;
 161     bool b_systrayAvailable = QSystemTrayIcon::isSystemTrayAvailable();
 162     if( config_GetInt( p_intf, "qt-start-minimized") )
 163     {
 164         if( b_systrayAvailable ){
 165             b_createSystray = true;
 166             hide(); //FIXME
 167         }
 168         else msg_Warn( p_intf, "You can't minize if you haven't a system "
 169                 "tray bar" );
 170     }
 171     if( config_GetInt( p_intf, "qt-system-tray") )
 172         b_createSystray = true;
 173
 174     if( b_systrayAvailable && b_createSystray )
 175             createSystray();
 176
 177     /* Init input manager */
 178     MainInputManager::getInstance( p_intf );
 179     ON_TIMEOUT( updateOnTimer() );
 180
 181     /**
 182      * Various CONNECTs
 183      **/
 184
 185     /* Connect the input manager to the GUI elements it manages */
 186     /* It is also connected to the control->slider, see the ControlsWidget */
 187     CONNECT( THEMIM->getIM(), positionUpdated( float, int, int ),
 188              this, setDisplayPosition( float, int, int ) );
 189
 190     CONNECT( THEMIM->getIM(), rateChanged( int ), this, setRate( int ) );
 191
 192     /** Connects on nameChanged() */
 193     /* Naming in the controller statusbar */
 194     CONNECT( THEMIM->getIM(), nameChanged( QString ), this,
 195              setName( QString ) );
 196     /* and in the systray */
 197     if( sysTray )
 198     {
 199         CONNECT( THEMIM->getIM(), nameChanged( QString ), this,
 200                  updateSystrayTooltipName( QString ) );
 201     }
 202     /* and in the title of the controller */
 203     if( config_GetInt( p_intf, "qt-name-in-title" ) )
 204     {
 205         CONNECT( THEMIM->getIM(), nameChanged( QString ), this,
 206              setVLCWindowsTitle( QString ) );
 207     }
 208
 209     /** CONNECTS on PLAY_STATUS **/
 210     /* Status on the main controller */
 211     CONNECT( THEMIM->getIM(), statusChanged( int ), this, setStatus( int ) );
 212     /* and in the systray */
 213     if( sysTray )
 214     {
 215         CONNECT( THEMIM->getIM(), statusChanged( int ), this,
 216                  updateSystrayTooltipStatus( int ) );
 217     }
 218
 219     /**
 220      * Callbacks
 221      **/
 222     var_Create( p_intf, "interaction", VLC_VAR_ADDRESS );
 223     var_AddCallback( p_intf, "interaction", InteractCallback, this );
 224     p_intf->b_interaction = VLC_TRUE;
 225
 226     /* Register callback for the intf-popupmenu variable */
 227     playlist_t *p_playlist = (playlist_t *)vlc_object_find( p_intf,
 228                                         VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 229     if( p_playlist != NULL )
 230     {
 231         var_AddCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
 232         var_AddCallback( p_playlist, "intf-show", IntfShowCB, p_intf );
 233         vlc_object_release( p_playlist );
 234     }
 235 }
 236
 237 MainInterface::~MainInterface()
 238 {
 239     /* Unregister callback for the intf-popupmenu variable */
 240     playlist_t *p_playlist = (playlist_t *)vlc_object_find( p_intf,
 241                                         VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 242     if( p_playlist != NULL )
 243     {
 244         var_DelCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
 245         var_DelCallback( p_playlist, "intf-show", IntfShowCB, p_intf );
 246         vlc_object_release( p_playlist );
 247     }
 248
 249     settings->setValue( "playlist-embedded", playlistEmbeddedFlag );
 250     settings->setValue( "adv-controls", getControlsVisibilityStatus() & 0x1 );
 251     settings->setValue( "pos", pos() );
 252     settings->endGroup();
 253     delete settings;
 254     p_intf->b_interaction = VLC_FALSE;
 255     var_DelCallback( p_intf, "interaction", InteractCallback, this );
 256
 257     p_intf->pf_request_window = NULL;
 258     p_intf->pf_release_window = NULL;
 259     p_intf->pf_control_window = NULL;
 260 }
 261
 262 /*****************************
 263  *   Main UI handling        *
 264  *****************************/
 265
 266 /**
 267  * Give the decorations of the Main Window a correct Name.
 268  * If nothing is given, set it to VLC...
 269  **/
 270 void MainInterface::setVLCWindowsTitle( QString aTitle )
 271 {
 272     if( aTitle.isEmpty() )
 273     {
 274         setWindowTitle( qtr( "VLC media player" ) );
 275     }
 276     else
 277     {
 278         setWindowTitle( aTitle + " - " + qtr( "VLC media player" ) );
 279     }
 280 }
 281
 282
 283 void MainInterface::handleMainUi( QSettings *settings )
 284 {
 285     /* Create the main Widget and the mainLayout */
 286     QWidget *main = new QWidget( this );
 287     mainLayout = new QVBoxLayout( main );
 288     setCentralWidget( main );
 289
 290     /* Margins, spacing */
 291     main->setContentsMargins( 0, 0, 0, 0 );
 292     mainLayout->setMargin( 0 );
 293
 294     /* Create the CONTROLS Widget */
 295     controls = new ControlsWidget( p_intf,
 296                    settings->value( "adv-controls", false ).toBool() );
 297
 298     /* Configure the Controls */
 299     BUTTON_SET_IMG( controls->playlistButton, "" , playlist_icon.png,
 300                     playlistEmbeddedFlag ?  qtr( "Show playlist" ) :
 301                                             qtr( "Open playlist" ) );
 302     BUTTONACT( controls->playlistButton, togglePlaylist() );
 303
 304     /* Add the controls Widget to the main Widget */
 305     mainLayout->addWidget( controls );
 306
 307     /* Create the Speed Control Widget */
 308     speedControl = new SpeedControlWidget( p_intf );
 309     speedControlMenu = new QMenu( this );
 310     QWidgetAction *widgetAction = new QWidgetAction( this );
 311     widgetAction->setDefaultWidget( speedControl );
 312     speedControlMenu->addAction( widgetAction );
 313
 314     /* Set initial size */
 315     resize( PREF_W, PREF_H );
 316     addSize = QSize( mainLayout->margin() * 2, PREF_H );
 317
 318     /* Visualisation */
 319     visualSelector = new VisualSelector( p_intf );
 320     mainLayout->insertWidget( 0, visualSelector );
 321     visualSelector->hide();
 322
 323     /* And video Outputs */
 324     if( alwaysVideoFlag )
 325     {
 326         bgWidget = new BackgroundWidget( p_intf );
 327         bgWidget->widgetSize = settings->value( "backgroundSize",
 328                                            QSize( 300, 300 ) ).toSize();
 329         bgWidget->resize( bgWidget->widgetSize );
 330         bgWidget->updateGeometry();
 331         mainLayout->insertWidget( 0, bgWidget );
 332     }
 333
 334     if( videoEmbeddedFlag )
 335     {
 336         videoWidget = new VideoWidget( p_intf );
 337         videoWidget->widgetSize = QSize( 1, 1 );
 338         //videoWidget->resize( videoWidget->widgetSize );
 339         mainLayout->insertWidget( 0, videoWidget );
 340
 341         p_intf->pf_request_window  = ::DoRequest;
 342         p_intf->pf_release_window  = ::DoRelease;
 343         p_intf->pf_control_window  = ::DoControl;
 344     }
 345
 346     /* Finish the sizing */
 347     setMinimumSize( PREF_W, addSize.height() );
 348 }
 349
 350 /**********************************************************************
 351  * Handling of sizing of the components
 352  **********************************************************************/
 353 void MainInterface::calculateInterfaceSize()
 354 {
 355     int width = 0, height = 0;
 356     if( VISIBLE( bgWidget ) )
 357     {
 358         width = bgWidget->widgetSize.width();
 359         height = bgWidget->widgetSize.height();
 360         assert( !(playlistWidget && playlistWidget->isVisible() ) );
 361     }
 362     else if( VISIBLE( playlistWidget ) )
 363     {
 364         width = playlistWidget->widgetSize.width();
 365         height = playlistWidget->widgetSize.height();
 366     }
 367     else if( videoIsActive )
 368     {
 369         width =  videoWidget->widgetSize.width() ;
 370         height = videoWidget->widgetSize.height();
 371     }
 372     else
 373     {
 374         width = PREF_W - addSize.width();
 375         height = PREF_H - addSize.height();
 376     }
 377     if( VISIBLE( visualSelector ) )
 378         height += visualSelector->height();
 379 /*    if( VISIBLE( advControls) )
 380     {
 381         height += advControls->sizeHint().height();
 382     }*/
 383     mainSize = QSize( width + addSize.width(), height + addSize.height() );
 384 }
 385
 386 void MainInterface::resizeEvent( QResizeEvent *e )
 387 {
 388     videoWidget->widgetSize.setWidth(  e->size().width() - addSize.width() );
 389     if( videoWidget && videoIsActive && videoWidget->widgetSize.height() > 1 )
 390     {
 391         SET_WH( videoWidget, e->size().width() - addSize.width(),
 392                              e->size().height()  - addSize.height() );
 393         videoWidget->updateGeometry();
 394     }
 395     if( VISIBLE( playlistWidget ) )
 396     {
 397         SET_WH( playlistWidget , e->size().width() - addSize.width(),
 398                                  e->size().height() - addSize.height() );
 399         playlistWidget->updateGeometry();
 400     }
 401 }
 402
 403 /****************************************************************************
 404  * Small right-click menus
 405  ****************************************************************************/
 406 void MainInterface::showSpeedMenu( QPoint pos )
 407 {
 408     speedControlMenu->exec( QCursor::pos() );
 409 }
 410
 411 void MainInterface::showTimeMenu( QPoint pos )
 412 {
 413     QMenu menu( this );
 414     menu.addAction(  qtr("Elapsed Time") , this, SLOT( setElapsedTime() ) );
 415     menu.addAction(  qtr("Remaining Time") , this, SLOT( setRemainTime() ) );
 416     menu.exec( QCursor::pos() );
 417 }
 418
 419 /****************************************************************************
 420  * Video Handling
 421  ****************************************************************************/
 422 void *MainInterface::requestVideo( vout_thread_t *p_nvout, int *pi_x,
 423                                    int *pi_y, unsigned int *pi_width,
 424                                    unsigned int *pi_height )
 425 {
 426     void *ret = videoWidget->request( p_nvout,pi_x, pi_y, pi_width, pi_height );
 427     if( ret )
 428     {
 429         videoIsActive = true;
 430         if( VISIBLE( playlistWidget ) )
 431         {
 432             embeddedPlaylistWasActive = true;
 433 //            playlistWidget->hide();
 434         }
 435         bool bgWasVisible = false;
 436         if( VISIBLE( bgWidget) )
 437         {
 438             bgWasVisible = true;
 439             bgWidget->hide();
 440         }
 441         if( THEMIM->getIM()->hasVideo() || !bgWasVisible )
 442         {
 443             videoWidget->widgetSize = QSize( *pi_width, *pi_height );
 444         }
 445         else /* Background widget available, use its size */
 446         {
 447             /* Ok, our visualizations are bad, so don't do this for the moment
 448              * use the requested size anyway */
 449             // videoWidget->widgetSize = bgWidget->widgeTSize;
 450             videoWidget->widgetSize = QSize( *pi_width, *pi_height );
 451         }
 452         videoWidget->updateGeometry(); // Needed for deinterlace
 453         need_components_update = true;
 454     }
 455     return ret;
 456 }
 457
 458 void MainInterface::releaseVideo( void *p_win )
 459 {
 460     videoWidget->release( p_win );
 461     videoWidget->widgetSize = QSize( 0, 0 );
 462     videoWidget->resize( videoWidget->widgetSize );
 463
 464     if( embeddedPlaylistWasActive )
 465         playlistWidget->show();
 466     else if( bgWidget )
 467         bgWidget->show();
 468
 469     videoIsActive = false;
 470     need_components_update = true;
 471 }
 472
 473 class SetVideoOnTopQtEvent : public QEvent
 474 {
 475 public:
 476     SetVideoOnTopQtEvent( bool _onTop ) :
 477       QEvent( (QEvent::Type)SetVideoOnTopEvent_Type ), onTop( _onTop)
 478     {
 479     }
 480
 481     bool OnTop() const
 482     {
 483         return onTop;
 484     }
 485
 486 private:
 487     bool onTop;
 488 };
 489
 490 int MainInterface::controlVideo( void *p_window, int i_query, va_list args )
 491 {
 492     int i_ret = VLC_EGENERIC;
 493     switch( i_query )
 494     {
 495         case VOUT_GET_SIZE:
 496         {
 497             unsigned int *pi_width  = va_arg( args, unsigned int * );
 498             unsigned int *pi_height = va_arg( args, unsigned int * );
 499             *pi_width = videoWidget->widgetSize.width();
 500             *pi_height = videoWidget->widgetSize.height();
 501             i_ret = VLC_SUCCESS;
 502             break;
 503         }
 504         case VOUT_SET_SIZE:
 505         {
 506             unsigned int i_width  = va_arg( args, unsigned int );
 507             unsigned int i_height = va_arg( args, unsigned int );
 508             videoWidget->widgetSize = QSize( i_width, i_height );
 509             // videoWidget->updateGeometry();
 510             need_components_update = true;
 511             i_ret = VLC_SUCCESS;
 512             break;
 513         }
 514         case VOUT_SET_STAY_ON_TOP:
 515         {
 516             int i_arg = va_arg( args, int );
 517             QApplication::postEvent( this, new SetVideoOnTopQtEvent( i_arg ) );
 518             i_ret = VLC_SUCCESS;
 519             break;
 520         }
 521         default:
 522             msg_Warn( p_intf, "unsupported control query" );
 523             break;
 524     }
 525     return i_ret;
 526 }
 527
 528 /*****************************************************************************
 529  * Playlist, Visualisation and Menus handling
 530  *****************************************************************************/
 531 /**
 532  * Toggle the playlist widget or dialog
 533  **/
 534 void MainInterface::togglePlaylist()
 535 {
 536     // Toggle the playlist dialog if not embedded and return
 537     if( !playlistEmbeddedFlag )
 538     {
 539         if( playlistWidget )
 540         {
 541             /// \todo Destroy it
 542         }
 543         THEDP->playlistDialog();
 544         return;
 545     }
 546
 547     // Create the playlist Widget and destroy the existing dialog
 548     if( !playlistWidget )
 549     {
 550         PlaylistDialog::killInstance();
 551         playlistWidget = new PlaylistWidget( p_intf );
 552         mainLayout->insertWidget( 0, playlistWidget );
 553         playlistWidget->widgetSize = settings->value( "playlistSize",
 554                                                QSize( 650, 310 ) ).toSize();
 555         playlistWidget->hide();
 556         if(bgWidget)
 557         CONNECT( playlistWidget, artSet( QString ), bgWidget, setArt(QString) );
 558     }
 559
 560     // And toggle visibility
 561     if( VISIBLE( playlistWidget ) )
 562     {
 563         playlistWidget->hide();
 564         if( bgWidget ) bgWidget->show();
 565         if( videoIsActive )
 566         {
 567             videoWidget->widgetSize = savedVideoSize;
 568             videoWidget->resize( videoWidget->widgetSize );
 569             videoWidget->updateGeometry();
 570             if( bgWidget ) bgWidget->hide();
 571         }
 572     }
 573     else
 574     {
 575         playlistWidget->show();
 576         if( videoIsActive )
 577         {
 578             savedVideoSize = videoWidget->widgetSize;
 579             videoWidget->widgetSize.setHeight( 0 );
 580             videoWidget->resize( videoWidget->widgetSize );
 581             videoWidget->updateGeometry();
 582         }
 583         if( VISIBLE( bgWidget ) ) bgWidget->hide();
 584     }
 585
 586     doComponentsUpdate();
 587 }
 588
 589 void MainInterface::undockPlaylist()
 590 {
 591     if( playlistWidget )
 592     {
 593         playlistWidget->hide();
 594         playlistWidget->deleteLater();
 595         mainLayout->removeWidget( playlistWidget );
 596         playlistWidget = NULL;
 597         playlistEmbeddedFlag = false;
 598
 599         menuBar()->clear();
 600         QVLCMenu::createMenuBar( this, p_intf, false, visualSelectorEnabled);
 601
 602         if( videoIsActive )
 603         {
 604             videoWidget->widgetSize = savedVideoSize;
 605             videoWidget->resize( videoWidget->widgetSize );
 606             videoWidget->updateGeometry();
 607         }
 608
 609         doComponentsUpdate();
 610         THEDP->playlistDialog();
 611     }
 612 }
 613
 614 #if 0
 615 void MainInterface::visual()
 616 {
 617     if( !VISIBLE( visualSelector) )
 618     {
 619         visualSelector->show();
 620         if( !THEMIM->getIM()->hasVideo() )
 621         {
 622             /* Show the background widget */
 623         }
 624         visualSelectorEnabled = true;
 625     }
 626     else
 627     {
 628         /* Stop any currently running visualization */
 629         visualSelector->hide();
 630         visualSelectorEnabled = false;
 631     }
 632     doComponentsUpdate();
 633 }
 634 #endif
 635
 636 void MainInterface::toggleMenus()
 637 {
 638     msg_Dbg( p_intf, "I HAS HERE, HIDING YOUR MENUZ: \\_o<~~ coin coin" );
 639     TOGGLEV( controls );
 640     TOGGLEV( statusBar() );
 641     updateGeometry();
 642 }
 643
 644 /* Video widget cannot do this synchronously as it runs in another thread */
 645 /* Well, could it, actually ? Probably dangerous ... */
 646 void MainInterface::doComponentsUpdate()
 647 {
 648     calculateInterfaceSize();
 649     resize( mainSize );
 650 }
 651
 652 void MainInterface::toggleAdvanced()
 653 {
 654     controls->toggleAdvanced();
 655 }
 656
 657 int MainInterface::getControlsVisibilityStatus()
 658 {
 659     return( (controls->isVisible() ? 0x2 : 0x0 )
 660                 + controls->b_advancedVisible );
 661 }
 662
 663 /************************************************************************
 664  * Other stuff
 665  ************************************************************************/
 666 void MainInterface::setDisplayPosition( float pos, int time, int length )
 667 {
 668     char psz_length[MSTRTIME_MAX_SIZE], psz_time[MSTRTIME_MAX_SIZE];
 669     secstotimestr( psz_length, length );
 670     secstotimestr( psz_time, b_remainingTime ? length - time : time );
 671     QString title; title.sprintf( "%s/%s", psz_time, psz_length );
 672     if( b_remainingTime ) timeLabel->setText( " -"+title+" " );
 673     else timeLabel->setText( " "+title+" " );
 674 }
 675
 676 void MainInterface::toggleTimeDisplay()
 677 {
 678     b_remainingTime = ( b_remainingTime ? false : true );
 679 }
 680
 681 void MainInterface::setElapsedTime(){ b_remainingTime = false; }
 682 void MainInterface::setRemainTime(){ b_remainingTime = true; }
 683
 684 void MainInterface::setName( QString name )
 685 {
 686     input_name = name;
 687     nameLabel->setText( " " + name+" " );
 688 }
 689
 690 void MainInterface::setStatus( int status )
 691 {
 692     controls->setStatus( status );
 693     if( sysTray )
 694         updateSystrayMenu( status );
 695 }
 696
 697 void MainInterface::setRate( int rate )
 698 {
 699     QString str;
 700     str.setNum( ( 1000/(double)rate), 'f', 2 );
 701     str.append( "x" );
 702     speedLabel->setText( str );
 703     speedControl->updateControls( rate );
 704 }
 705
 706 void MainInterface::updateOnTimer()
 707 {
 708     /* \todo Make this event-driven */
 709     if( intf_ShouldDie( p_intf ) )
 710     {
 711         QApplication::closeAllWindows();
 712         QApplication::quit();
 713     }
 714     if( need_components_update )
 715     {
 716         doComponentsUpdate();
 717         need_components_update = false;
 718     }
 719
 720     controls->updateOnTimer();
 721 }
 722
 723 /*****************************************************************************
 724  * Systray Icon and Systray Menu
 725  *****************************************************************************/
 726
 727 /**
 728  * Create a SystemTray icon and a menu that would go with it.
 729  * Connects to a click handler on the icon.
 730  **/
 731 void MainInterface::createSystray()
 732 {
 733     QIcon iconVLC =  QIcon( QPixmap( ":/vlc128.png" ) );
 734     sysTray = new QSystemTrayIcon( iconVLC, this );
 735     sysTray->setToolTip( qtr( "VLC media player" ));
 736
 737     systrayMenu = new QMenu( qtr( "VLC media player" ), this );
 738     systrayMenu->setIcon( iconVLC );
 739
 740     QVLCMenu::updateSystrayMenu( this, p_intf, true );
 741     sysTray->show();
 742
 743     CONNECT( sysTray, activated(  QSystemTrayIcon::ActivationReason ),
 744             this, handleSystrayClick( QSystemTrayIcon::ActivationReason ) );
 745 }
 746
 747 /**
 748  * Update the menu of the Systray Icon.
 749  * May be unneedded, since it just calls QVLCMenu::update
 750  * FIXME !!!
 751  **/
 752 void MainInterface::updateSystrayMenu( int status )
 753 {
 754     QVLCMenu::updateSystrayMenu( this, p_intf ) ;
 755 }
 756
 757 /**
 758  * Updates the Systray Icon's menu and toggle the main interface
 759  */
 760 void MainInterface::toggleUpdateSystrayMenu()
 761 {
 762     if( isHidden() )
 763     {
 764         show();
 765         activateWindow();
 766     }
 767     else
 768     {
 769 #ifdef WIN32
 770         /* check if any visible window is above vlc in the z-order,
 771          * but ignore the ones always on top */
 772         WINDOWINFO wi;
 773         HWND hwnd;
 774         wi.cbSize = sizeof( WINDOWINFO );
 775         for( hwnd = GetNextWindow( internalWinId(), GW_HWNDPREV );
 776                 hwnd && !IsWindowVisible( hwnd );
 777                 hwnd = GetNextWindow( hwnd, GW_HWNDPREV ) );
 778         if( !hwnd || !GetWindowInfo( hwnd, &wi ) ||
 779                 (wi.dwExStyle&WS_EX_TOPMOST) )
 780 #else
 781         if( isActiveWindow() )
 782 #endif
 783         {
 784             hide();
 785         }
 786         else
 787         {
 788             activateWindow();
 789         }
 790     }
 791     QVLCMenu::updateSystrayMenu( this, p_intf );
 792 }
 793
 794 void MainInterface::handleSystrayClick(
 795                                     QSystemTrayIcon::ActivationReason reason )
 796 {
 797     switch( reason )
 798     {
 799         case QSystemTrayIcon::Trigger:
 800             toggleUpdateSystrayMenu();
 801             break;
 802         case QSystemTrayIcon::MiddleClick:
 803             sysTray->showMessage( qtr( "VLC media player" ),
 804                     qtr( "Control menu for the player" ),
 805                     QSystemTrayIcon::Information, 4000 );
 806             break;
 807     }
 808 }
 809
 810 /**
 811  * Updates the name of the systray Icon tooltip.
 812  * Doesn't check if the systray exists, check before you call it.
 813  * FIXME !!! Fusion with next function ?
 814  **/
 815 void MainInterface::updateSystrayTooltipName( QString name )
 816 {
 817     if( name.isEmpty() )
 818     {
 819         sysTray->setToolTip( qtr( "VLC media player" ) );
 820     }
 821     else
 822     {
 823         sysTray->setToolTip( name );
 824         if( notificationEnabled )
 825         {
 826             sysTray->showMessage( qtr( "VLC media player" ), name,
 827                     QSystemTrayIcon::NoIcon, 4000 );
 828         }
 829     }
 830 }
 831
 832 /**
 833  * Updates the status of the systray Icon tooltip.
 834  * Doesn't check if the systray exists, check before you call it.
 835  **/
 836 void MainInterface::updateSystrayTooltipStatus( int i_status )
 837 {
 838     switch( i_status )
 839     {
 840         case  0:
 841             {
 842                 sysTray->setToolTip( qtr( "VLC media player" ) );
 843                 break;
 844             }
 845         case PLAYING_S:
 846             {
 847                 sysTray->setToolTip( input_name );
 848                 //+ " - " + qtr( "Playing" ) );
 849                 break;
 850             }
 851         case PAUSE_S:
 852             {
 853                 sysTray->setToolTip( input_name + " - "
 854                         + qtr( "Paused") );
 855                 break;
 856             }
 857     }
 858 }
 859
 860 /************************************************************************
 861  * D&D Events
 862  ************************************************************************/
 863 void MainInterface::dropEvent(QDropEvent *event)
 864 {
 865      const QMimeData *mimeData = event->mimeData();
 866
 867      /* D&D of a subtitles file, add it on the fly */
 868      if( mimeData->urls().size() == 1 )
 869      {
 870         if( THEMIM->getIM()->hasInput() )
 871         {
 872             if( input_AddSubtitles( THEMIM->getInput(),
 873                                     qtu( mimeData->urls()[0].toString() ),
 874                                     VLC_TRUE ) )
 875             {
 876                 event->acceptProposedAction();
 877                 return;
 878             }
 879         }
 880      }
 881      bool first = true;
 882      foreach( QUrl url, mimeData->urls() ) {
 883         QString s = url.toString();
 884         if( s.length() > 0 ) {
 885             playlist_Add( THEPL, qtu(s), NULL,
 886                           PLAYLIST_APPEND | (first ? PLAYLIST_GO:0),
 887                           PLAYLIST_END, VLC_TRUE, VLC_FALSE );
 888             first = false;
 889         }
 890      }
 891      event->acceptProposedAction();
 892 }
 893 void MainInterface::dragEnterEvent(QDragEnterEvent *event)
 894 {
 895      event->acceptProposedAction();
 896 }
 897 void MainInterface::dragMoveEvent(QDragMoveEvent *event)
 898 {
 899      event->acceptProposedAction();
 900 }
 901 void MainInterface::dragLeaveEvent(QDragLeaveEvent *event)
 902 {
 903      event->accept();
 904 }
 905
 906 /************************************************************************
 907  * Events stuff
 908  ************************************************************************/
 909 void MainInterface::customEvent( QEvent *event )
 910 {
 911     if( event->type() == PLDockEvent_Type )
 912     {
 913         PlaylistDialog::killInstance();
 914         playlistEmbeddedFlag = true;
 915         menuBar()->clear();
 916         QVLCMenu::createMenuBar(this, p_intf, true, visualSelectorEnabled);
 917         togglePlaylist();
 918     }
 919     else if ( event->type() == SetVideoOnTopEvent_Type )
 920     {
 921         SetVideoOnTopQtEvent* p_event = (SetVideoOnTopQtEvent*)event;
 922         if( p_event->OnTop() )
 923             setWindowFlags(windowFlags() | Qt::WindowStaysOnTopHint);
 924         else
 925             setWindowFlags(windowFlags() & ~Qt::WindowStaysOnTopHint);
 926         show(); /* necessary to apply window flags?? */
 927     }
 928 }
 929
 930 bool MainInterface::eventFilter(QObject *obj, QEvent *event)
 931 {
 932     if( (obj == timeLabel) && (event->type() == QEvent::MouseButtonPress) ) toggleTimeDisplay();
 933 }
 934
 935
 936 void MainInterface::keyPressEvent( QKeyEvent *e )
 937 {
 938     int i_vlck = qtEventToVLCKey( e );
 939     if( i_vlck >= 0 )
 940     {
 941         var_SetInteger( p_intf->p_libvlc, "key-pressed", i_vlck );
 942         e->accept();
 943     }
 944     else
 945         e->ignore();
 946 }
 947
 948 void MainInterface::wheelEvent( QWheelEvent *e )
 949 {
 950     int i_vlckey = qtWheelEventToVLCKey( e );
 951     var_SetInteger( p_intf->p_libvlc, "key-pressed", i_vlckey );
 952     e->accept();
 953 }
 954
 955 void MainInterface::closeEvent( QCloseEvent *e )
 956 {
 957     hide();
 958     vlc_object_kill( p_intf );
 959 }
 960
 961 /*****************************************************************************
 962  * Callbacks
 963  *****************************************************************************/
 964 static int InteractCallback( vlc_object_t *p_this,
 965                              const char *psz_var, vlc_value_t old_val,
 966                              vlc_value_t new_val, void *param )
 967 {
 968     intf_dialog_args_t *p_arg = new intf_dialog_args_t;
 969     p_arg->p_dialog = (interaction_dialog_t *)(new_val.p_address);
 970     DialogEvent *event = new DialogEvent( INTF_DIALOG_INTERACTION, 0, p_arg );
 971     QApplication::postEvent( THEDP, static_cast<QEvent*>(event) );
 972     return VLC_SUCCESS;
 973 }
 974
 975 /*****************************************************************************
 976  * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
 977  *  We don't show the menu directly here because we don't want the
 978  *  caller to block for a too long time.
 979  *****************************************************************************/
 980 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
 981                         vlc_value_t old_val, vlc_value_t new_val, void *param )
 982 {
 983     intf_thread_t *p_intf = (intf_thread_t *)param;
 984
 985     if( p_intf->pf_show_dialog )
 986     {
 987         p_intf->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU,
 988                                 new_val.b_bool, 0 );
 989     }
 990
 991     return VLC_SUCCESS;
 992 }
 993
 994 /*****************************************************************************
 995  * IntfShowCB: callback triggered by the intf-show playlist variable.
 996  *****************************************************************************/
 997 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
 998                        vlc_value_t old_val, vlc_value_t new_val, void *param )
 999 {
1000     intf_thread_t *p_intf = (intf_thread_t *)param;
1001     //p_intf->p_sys->b_intf_show = VLC_TRUE;
1002
1003     return VLC_SUCCESS;
1004 }