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  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 #include "qt4.hpp"
  25 #include "main_interface.hpp"
  26 #include "input_manager.hpp"
  27 #include "util/input_slider.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
  45 #include <assert.h>
  46 #include <vlc_keys.h>
  47 #include <vlc_vout.h>
  48
  49 #ifdef WIN32
  50     #define PREF_W 410
  51     #define PREF_H 121
  52 #else
  53     #define PREF_W 450
  54     #define PREF_H 125
  55 #endif
  56
  57 #define VISIBLE(i) (i && i->isVisible())
  58
  59 #define SET_WIDTH(i,j) i->widgetSize.setWidth(j)
  60 #define SET_HEIGHT(i,j) i->widgetSize.setHeight(j)
  61 #define SET_WH( i,j,k) i->widgetSize.setWidth(j); i->widgetSize.setHeight(k);
  62
  63 #define DS(i) i.width(),i.height()
  64
  65 #define DEBUG_COLOR 0
  66
  67 /* Callback prototypes */
  68 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
  69                         vlc_value_t old_val, vlc_value_t new_val, void *param );
  70 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
  71                        vlc_value_t old_val, vlc_value_t new_val, void *param );
  72 static int InteractCallback( vlc_object_t *, const char *, vlc_value_t,
  73                              vlc_value_t, void *);
  74 /* Video handling */
  75 static void *DoRequest( intf_thread_t *p_intf, vout_thread_t *p_vout,
  76                         int *pi1, int *pi2, unsigned int*pi3,unsigned int*pi4)
  77 {
  78     return p_intf->p_sys->p_mi->requestVideo( p_vout, pi1, pi2, pi3, pi4 );
  79 }
  80 static void DoRelease( intf_thread_t *p_intf, void *p_win )
  81 {
  82     return p_intf->p_sys->p_mi->releaseVideo( p_win );
  83 }
  84 static int DoControl( intf_thread_t *p_intf, void *p_win, int i_q, va_list a )
  85 {
  86     return p_intf->p_sys->p_mi->controlVideo( p_win, i_q, a );
  87 }
  88
  89 MainInterface::MainInterface( intf_thread_t *_p_intf ) : QVLCMW( _p_intf )
  90 {
  91     /* Variables initialisation */
  92     need_components_update = false;
  93     bgWidget = NULL; videoWidget = NULL; playlistWidget = NULL;
  94     embeddedPlaylistWasActive = videoIsActive = false;
  95
  96     bool b_createSystray = false;
  97     input_name = "";
  98
  99     /**
 100      *  Configuration and settings
 101      **/
 102     settings = new QSettings( "VideoLAN", "VLC" );
 103     settings->beginGroup( "MainWindow" );
 104
 105     /* Main settings */
 106     setFocusPolicy( Qt::StrongFocus );
 107     setAcceptDrops(true);
 108     setWindowIcon( QApplication::windowIcon() );
 109
 110     /* Set The Video In emebedded Mode or not */
 111     videoEmbeddedFlag = false;
 112     if( config_GetInt( p_intf, "embedded-video" ) )
 113         videoEmbeddedFlag = true;
 114
 115     alwaysVideoFlag = false;
 116     if( videoEmbeddedFlag && config_GetInt( p_intf, "qt-always-video" ) )
 117         alwaysVideoFlag = true;
 118
 119     /* Set the other interface settings */
 120     playlistEmbeddedFlag = settings->value("playlist-embedded", true).toBool();
 121     advControlsEnabled= settings->value( "adv-controls", false ).toBool();
 122     visualSelectorEnabled= settings->value( "visual-selector", false ).toBool();
 123
 124 #if DEBUG_COLOR
 125     QPalette palette2;
 126     palette2.setColor(this->backgroundRole(), Qt::magenta);
 127     setPalette(palette2);
 128 #endif
 129
 130     /**
 131      *  UI design
 132      **/
 133     setVLCWindowsTitle();
 134     handleMainUi( settings );
 135
 136     /* Menu Bar */
 137     QVLCMenu::createMenuBar( this, p_intf, playlistEmbeddedFlag,
 138                              advControlsEnabled, visualSelectorEnabled );
 139
 140     /* Status Bar */
 141     timeLabel = new QLabel;
 142     nameLabel = new QLabel;
 143     speedLabel = new QLabel( "1.0x" );
 144     timeLabel->setFrameStyle( QFrame::Sunken | QFrame::Panel );
 145     speedLabel->setFrameStyle( QFrame::Sunken | QFrame::Panel );
 146     statusBar()->addWidget( nameLabel, 8 );
 147     statusBar()->addPermanentWidget( speedLabel, 0 );
 148     statusBar()->addPermanentWidget( timeLabel, 2 );
 149
 150     /* Systray */
 151     sysTray = NULL;
 152     if( config_GetInt( p_intf, "qt-start-minimized") )
 153     {
 154         hide();
 155         b_createSystray = true;
 156     }
 157     if( config_GetInt( p_intf, "qt-system-tray") )
 158         b_createSystray = true;
 159     if (QSystemTrayIcon::isSystemTrayAvailable() && b_createSystray )
 160             createSystray();
 161
 162     /* Init input manager */
 163     MainInputManager::getInstance( p_intf );
 164     ON_TIMEOUT( updateOnTimer() );
 165
 166     /**
 167      * CONNECTs
 168      **/
 169
 170     /* Volume control */
 171     CONNECT( ui.volumeSlider, valueChanged(int), this, updateVolume(int) );
 172
 173     /* Connect the input manager to the GUI elements it manages */
 174     CONNECT( THEMIM->getIM(), positionUpdated( float, int, int ),
 175              slider, setPosition( float,int, int ) );
 176     CONNECT( THEMIM->getIM(), positionUpdated( float, int, int ),
 177              this, setDisplay( float, int, int ) );
 178
 179     /* Naming in the controller */
 180     CONNECT( THEMIM->getIM(), nameChanged( QString ), this,
 181              setName( QString ) );
 182     if( config_GetInt( p_intf, "qt-system-tray" ) && sysTray )
 183     {
 184         CONNECT( THEMIM->getIM(), nameChanged( QString ), this,
 185                  updateSystrayTooltipName( QString ) );
 186     }
 187     if( config_GetInt( p_intf, "qt-name-in-title" ) )
 188     {
 189         CONNECT( THEMIM->getIM(), nameChanged( QString ), this,
 190              setVLCWindowsTitle( QString ) );
 191     }
 192
 193     /* PLAY_STATUS */
 194     CONNECT( THEMIM->getIM(), statusChanged( int ), this, setStatus( int ) );
 195     CONNECT( THEMIM->getIM(), navigationChanged( int ),
 196              this, setNavigation(int) );
 197     if( config_GetInt( p_intf, "qt-system-tray" ) && sysTray )
 198     {
 199         CONNECT( THEMIM->getIM(), statusChanged( int ), this,
 200                  updateSystrayTooltipStatus( int ) );
 201     }
 202     CONNECT( slider, sliderDragged( float ),
 203              THEMIM->getIM(), sliderUpdate( float ) );
 204
 205     /* Buttons */
 206     CONNECT( ui.prevSectionButton, clicked(), THEMIM->getIM(),
 207              sectionPrev() );
 208     CONNECT( ui.nextSectionButton, clicked(), THEMIM->getIM(),
 209              sectionNext() );
 210     CONNECT( ui.menuButton, clicked(), THEMIM->getIM(),
 211              sectionMenu() );
 212
 213     /**
 214      * Callbacks
 215      **/
 216     var_Create( p_intf, "interaction", VLC_VAR_ADDRESS );
 217     var_AddCallback( p_intf, "interaction", InteractCallback, this );
 218     p_intf->b_interaction = VLC_TRUE;
 219
 220     /* Register callback for the intf-popupmenu variable */
 221     playlist_t *p_playlist = (playlist_t *)vlc_object_find( p_intf,
 222                                         VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 223     if( p_playlist != NULL )
 224     {
 225         var_AddCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
 226         var_AddCallback( p_playlist, "intf-show", IntfShowCB, p_intf );
 227         vlc_object_release( p_playlist );
 228     }
 229 }
 230
 231 MainInterface::~MainInterface()
 232 {
 233     /* Unregister callback for the intf-popupmenu variable */
 234     playlist_t *p_playlist = (playlist_t *)vlc_object_find( p_intf,
 235                                         VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
 236     if( p_playlist != NULL )
 237     {
 238         var_DelCallback( p_playlist, "intf-popupmenu", PopupMenuCB, p_intf );
 239         var_DelCallback( p_playlist, "intf-show", IntfShowCB, p_intf );
 240         vlc_object_release( p_playlist );
 241     }
 242
 243     settings->setValue( "playlist-embedded", playlistEmbeddedFlag );
 244     settings->setValue( "adv-controls", advControlsEnabled );
 245     settings->setValue( "pos", pos() );
 246     settings->endGroup();
 247     delete settings;
 248     p_intf->b_interaction = VLC_FALSE;
 249     var_DelCallback( p_intf, "interaction", InteractCallback, this );
 250
 251     p_intf->pf_request_window = NULL;
 252     p_intf->pf_release_window = NULL;
 253     p_intf->pf_control_window = NULL;
 254 }
 255
 256 /*****************************
 257  *   Main UI handling        *
 258  *****************************/
 259
 260 /**
 261  * Give the decorations of the Main Window a correct Name.
 262  * If nothing is given, set it to VLC...
 263  **/
 264 void MainInterface::setVLCWindowsTitle( QString aTitle )
 265 {
 266     if( aTitle.isEmpty() )
 267     {
 268         setWindowTitle( qtr( "VLC media player" ) );
 269     }
 270     else
 271     {
 272         setWindowTitle( aTitle + " - " + qtr( "VLC media player" ) );
 273     }
 274 }
 275
 276 void MainInterface::handleMainUi( QSettings *settings )
 277 {
 278     QWidget *main = new QWidget( this );
 279     QVBoxLayout *mainLayout = new QVBoxLayout( main );
 280     setCentralWidget( main );
 281
 282     /* Margins, spacing */
 283     main->setContentsMargins( 0, 0, 0, 0 );
 284     mainLayout->setMargin( 0 );
 285
 286     /* CONTROLS */
 287     QWidget *controls = new QWidget;
 288     ui.setupUi( controls );
 289
 290     /* Configure the UI */
 291     slider = new InputSlider( Qt::Horizontal, NULL );
 292     ui.vboxLayout->insertWidget( 0, slider );
 293     ui.discFrame->hide();
 294
 295     BUTTON_SET_IMG( ui.prevSectionButton, "", previous.png, "" );
 296     BUTTON_SET_IMG( ui.nextSectionButton, "", next.png, "" );
 297     BUTTON_SET_IMG( ui.menuButton, "", previous.png, "" );
 298
 299     BUTTON_SET_ACT_I( ui.prevButton, "" , previous.png,
 300                       qtr("Previous"), prev() );
 301     BUTTON_SET_ACT_I( ui.nextButton, "", next.png, qtr("Next"), next() );
 302     BUTTON_SET_ACT_I( ui.playButton, "", play.png, qtr("Play"), play() );
 303     BUTTON_SET_ACT_I( ui.stopButton, "", stop.png, qtr("Stop"), stop() );
 304
 305     /* Volume */
 306     ui.volMuteLabel->setPixmap( QPixmap( ":/pixmaps/volume-low.png" ) );
 307     ui.volumeSlider->setMaximum( 100 );
 308     ui.volMuteLabel->setToolTip( qtr( "Mute" ) );
 309     VolumeClickHandler *h = new VolumeClickHandler( p_intf, this );
 310     ui.volMuteLabel->installEventFilter(h);
 311     ui.volumeSlider->setFocusPolicy( Qt::NoFocus );
 312
 313     BUTTON_SET_IMG( ui.playlistButton, "" , playlist_icon.png,
 314                         playlistEmbeddedFlag ?  qtr( "Show playlist" ) :
 315                                                 qtr( "Open playlist" ) );
 316     BUTTONACT( ui.playlistButton, playlist() );
 317
 318 #if DEBUG_COLOR
 319     QPalette palette;
 320     palette.setColor(main->backgroundRole(), Qt::green);
 321     main->setPalette(palette);
 322 #endif
 323
 324     /* Add the controls Widget */
 325     mainLayout->addWidget( controls );
 326
 327     /* Set initial size */
 328     resize ( PREF_W, PREF_H );
 329
 330     addSize = QSize( mainLayout->margin() * 2, PREF_H );
 331
 332     /* advanced Controls handling */
 333     advControls = new ControlsWidget( p_intf );
 334     mainLayout->insertWidget( 0, advControls );
 335     advControls->updateGeometry();
 336     if( !advControlsEnabled ) advControls->hide();
 337     need_components_update = true;
 338
 339     /* Visualisation */
 340     visualSelector = new VisualSelector( p_intf );
 341     mainLayout->insertWidget( 0, visualSelector );
 342     visualSelector->hide();
 343
 344     /* And video Outputs */
 345     if( alwaysVideoFlag )
 346     {
 347         bgWidget = new BackgroundWidget( p_intf );
 348         bgWidget->widgetSize = settings->value( "backgroundSize",
 349                                            QSize( 200, 200 ) ).toSize();
 350         bgWidget->resize( bgWidget->widgetSize );
 351         bgWidget->updateGeometry();
 352         mainLayout->insertWidget( 0, bgWidget );
 353     }
 354
 355     if( videoEmbeddedFlag )
 356     {
 357         videoWidget = new VideoWidget( p_intf );
 358         videoWidget->widgetSize = QSize( 1, 1 );
 359         //videoWidget->resize( videoWidget->widgetSize );
 360         mainLayout->insertWidget( 0, videoWidget );
 361
 362         p_intf->pf_request_window  = ::DoRequest;
 363         p_intf->pf_release_window  = ::DoRelease;
 364         p_intf->pf_control_window  = ::DoControl;
 365     }
 366
 367     /* Finish the sizing */
 368     setMinimumSize( PREF_W, addSize.height() );
 369 }
 370
 371 /**********************************************************************
 372  * Handling of the components
 373  **********************************************************************/
 374 void MainInterface::calculateInterfaceSize()
 375 {
 376     int width = 0, height = 0;
 377     if( VISIBLE( bgWidget ) )
 378     {
 379         width = bgWidget->widgetSize.width();
 380         height = bgWidget->widgetSize.height();
 381         assert( !(playlistWidget && playlistWidget->isVisible() ) );
 382     }
 383     else if( VISIBLE( playlistWidget ) )
 384     {
 385         width = playlistWidget->widgetSize.width();
 386         height = playlistWidget->widgetSize.height();
 387     }
 388     else if( videoIsActive )
 389     {
 390         width =  videoWidget->widgetSize.width() ;
 391         height = videoWidget->widgetSize.height();
 392     }
 393     else
 394     {
 395         width = PREF_W - addSize.width();
 396         height = PREF_H - addSize.height();
 397     }
 398     if( VISIBLE( visualSelector ) )
 399         height += visualSelector->height();
 400     if( VISIBLE( advControls) )
 401     {
 402         height += advControls->sizeHint().height();
 403     }
 404     mainSize = QSize( width + addSize.width(), height + addSize.height() );
 405 }
 406
 407 void MainInterface::resizeEvent( QResizeEvent *e )
 408 {
 409     videoWidget->widgetSize.setWidth(  e->size().width() - addSize.width() );
 410     if( videoWidget && videoIsActive && videoWidget->widgetSize.height() > 1 )
 411     {
 412         SET_WH( videoWidget, e->size().width() - addSize.width(),
 413                              e->size().height()  - addSize.height() );
 414         videoWidget->updateGeometry();
 415     }
 416     if( VISIBLE( playlistWidget ) )
 417     {
 418         SET_WH( playlistWidget , e->size().width() - addSize.width(),
 419                                  e->size().height() - addSize.height() );
 420         playlistWidget->updateGeometry();
 421     }
 422 }
 423
 424 /*****************************************************************************
 425  * Systray Icon and Systray Menu
 426  *****************************************************************************/
 427
 428 /**
 429  * Create a SystemTray icon and a menu that would go with it.
 430  * Connects to a click handler on the icon.
 431  **/
 432 void MainInterface::createSystray()
 433 {
 434     QIcon iconVLC =  QIcon( QPixmap( ":/vlc128.png" ) );
 435     sysTray = new QSystemTrayIcon( iconVLC, this );
 436     sysTray->setToolTip( qtr( "VLC media player" ));
 437
 438     systrayMenu = new QMenu( qtr( "VLC media player" ), this );
 439     systrayMenu->setIcon( iconVLC );
 440
 441     QVLCMenu::updateSystrayMenu( this, p_intf, true );
 442     sysTray->show();
 443
 444     CONNECT( sysTray, activated(  QSystemTrayIcon::ActivationReason ),
 445             this, handleSystrayClick( QSystemTrayIcon::ActivationReason ) );
 446 }
 447
 448 /**
 449  * Update the menu of the Systray Icon.
 450  * May be unneedded, since it just calls QVLCMenu::update
 451  * FIXME !!!
 452  **/
 453 void MainInterface::updateSystrayMenu( int status )
 454 {
 455     QVLCMenu::updateSystrayMenu( this, p_intf ) ;
 456 }
 457
 458 /**
 459  * Updates the Systray Icon's menu and toggle the main interface
 460  */
 461 void MainInterface::toggleUpdateSystrayMenu()
 462 {
 463     toggleVisible();
 464     QVLCMenu::updateSystrayMenu( this, p_intf );
 465 }
 466
 467 void MainInterface::handleSystrayClick(
 468                                     QSystemTrayIcon::ActivationReason reason )
 469 {
 470     switch( reason )
 471     {
 472         case QSystemTrayIcon::Trigger:
 473             toggleUpdateSystrayMenu();
 474             break;
 475         case QSystemTrayIcon::MiddleClick:
 476             sysTray->showMessage( qtr( "VLC media player" ),
 477                     qtr( "Control menu for the player" ),
 478                     QSystemTrayIcon::Information, 4000 );
 479             break;
 480     }
 481 }
 482
 483 /**
 484  * Updates the name of the systray Icon tooltip.
 485  * Doesn't check if the systray exists, check before you call it.
 486  * FIXME !!! Fusion with next function ?
 487  **/
 488 void MainInterface::updateSystrayTooltipName( QString name )
 489 {
 490     if( name.isEmpty() )
 491     {
 492         sysTray->setToolTip( qtr( "VLC media player" ) );
 493     }
 494     else
 495     {
 496         sysTray->setToolTip( name );
 497     }
 498 }
 499
 500 /**
 501  * Updates the status of the systray Icon tooltip.
 502  * Doesn't check if the systray exists, check before you call it.
 503  **/
 504 void MainInterface::updateSystrayTooltipStatus( int i_status )
 505 {
 506     switch( i_status )
 507     {
 508         case  0:
 509             {
 510                 sysTray->setToolTip( qtr( "VLC media player" ) );
 511                 break;
 512             }
 513         case PLAYING_S:
 514             {
 515                 sysTray->setToolTip( input_name );
 516                 //+ " - " + qtr( "Playing" ) );
 517                 break;
 518             }
 519         case PAUSE_S:
 520             {
 521                 sysTray->setToolTip( input_name + " - "
 522                         + qtr( "Paused") );
 523                 break;
 524             }
 525     }
 526 }
 527 void *MainInterface::requestVideo( vout_thread_t *p_nvout, int *pi_x,
 528                                    int *pi_y, unsigned int *pi_width,
 529                                    unsigned int *pi_height )
 530 {
 531     void *ret = videoWidget->request( p_nvout,pi_x, pi_y, pi_width, pi_height );
 532     if( ret )
 533     {
 534         videoIsActive = true;
 535         if( VISIBLE( playlistWidget ) )
 536         {
 537             embeddedPlaylistWasActive = true;
 538 //            playlistWidget->hide();
 539         }
 540         bool bgWasVisible = false;
 541         if( VISIBLE( bgWidget) )
 542         {
 543             bgWasVisible = true;
 544 //            bgWidget->hide();
 545         }
 546         if( THEMIM->getIM()->hasVideo() || !bgWasVisible )
 547         {
 548             videoWidget->widgetSize = QSize( *pi_width, *pi_height );
 549         }
 550         else /* Background widget available, use its size */
 551         {
 552             /* Ok, our visualizations are bad, so don't do this for the moment
 553              * use the requested size anyway */
 554             // videoWidget->widgetSize = bgWidget->widgeTSize;
 555             videoWidget->widgetSize = QSize( *pi_width, *pi_height );
 556         }
 557 //        videoWidget->updateGeometry(); /// FIXME: Needed ?
 558         need_components_update = true;
 559     }
 560     return ret;
 561 }
 562
 563 void MainInterface::releaseVideo( void *p_win )
 564 {
 565     videoWidget->release( p_win );
 566     videoWidget->widgetSize = QSize( 0, 0 );
 567     videoWidget->resize( videoWidget->widgetSize );
 568
 569     if( embeddedPlaylistWasActive )
 570         ;//playlistWidget->show();
 571     else if( bgWidget )
 572         ;//bgWidget->show();
 573
 574     videoIsActive = false;
 575     need_components_update = true;
 576 }
 577
 578 class SetVideoOnTopQtEvent : public QEvent
 579 {
 580 public:
 581     SetVideoOnTopQtEvent( bool _onTop ) :
 582       QEvent( (QEvent::Type)SetVideoOnTopEvent_Type ), onTop( _onTop)
 583     {
 584     }
 585
 586     bool OnTop() const
 587     {
 588         return onTop;
 589     }
 590
 591 private:
 592     bool onTop;
 593 };
 594
 595 int MainInterface::controlVideo( void *p_window, int i_query, va_list args )
 596 {
 597     int i_ret = VLC_EGENERIC;
 598     switch( i_query )
 599     {
 600         case VOUT_GET_SIZE:
 601         {
 602             unsigned int *pi_width  = va_arg( args, unsigned int * );
 603             unsigned int *pi_height = va_arg( args, unsigned int * );
 604             *pi_width = videoWidget->widgetSize.width();
 605             *pi_height = videoWidget->widgetSize.height();
 606             i_ret = VLC_SUCCESS;
 607             break;
 608         }
 609         case VOUT_SET_SIZE:
 610         {
 611             unsigned int i_width  = va_arg( args, unsigned int );
 612             unsigned int i_height = va_arg( args, unsigned int );
 613             videoWidget->widgetSize = QSize( i_width, i_height );
 614             // videoWidget->updateGeometry();
 615             need_components_update = true;
 616             i_ret = VLC_SUCCESS;
 617             break;
 618         }
 619         case VOUT_SET_STAY_ON_TOP:
 620         {
 621             int i_arg = va_arg( args, int );
 622             QApplication::postEvent( this, new SetVideoOnTopQtEvent( i_arg ) );
 623             i_ret = VLC_SUCCESS;
 624             break;
 625         }
 626         default:
 627             msg_Warn( p_intf, "unsupported control query" );
 628             break;
 629     }
 630     return i_ret;
 631 }
 632
 633 void MainInterface::advanced()
 634 {
 635     if( !VISIBLE( advControls ) )
 636     {
 637         advControls->show();
 638         advControlsEnabled = true;
 639     }
 640     else
 641     {
 642         advControls->hide();
 643         advControlsEnabled = false;
 644     }
 645     doComponentsUpdate();
 646 }
 647
 648 void MainInterface::visual()
 649 {
 650     if( !VISIBLE( visualSelector) )
 651     {
 652         visualSelector->show();
 653         if( !THEMIM->getIM()->hasVideo() )
 654         {
 655             /* Show the background widget */
 656         }
 657         visualSelectorEnabled = true;
 658     }
 659     else
 660     {
 661         /* Stop any currently running visualization */
 662         visualSelector->hide();
 663         visualSelectorEnabled = false;
 664     }
 665     doComponentsUpdate();
 666 }
 667
 668 void MainInterface::playlist()
 669 {
 670     // Toggle the playlist dialog
 671     if( !playlistEmbeddedFlag )
 672     {
 673         if( playlistWidget )
 674         {
 675             /// \todo Destroy it
 676         }
 677         THEDP->playlistDialog();
 678         return;
 679     }
 680
 681     if( !playlistWidget )
 682     {
 683         PlaylistDialog::killInstance();
 684         playlistWidget = new PlaylistWidget( p_intf );
 685         ui.vboxLayout->insertWidget( 0, playlistWidget );
 686         playlistWidget->widgetSize = settings->value( "playlistSize",
 687                                                QSize( 650, 310 ) ).toSize();
 688         playlistWidget->hide();
 689     }
 690     if( VISIBLE( playlistWidget ) )
 691     {
 692         playlistWidget->hide();
 693         if( videoIsActive )
 694         {
 695             videoWidget->widgetSize = savedVideoSize;
 696             videoWidget->resize( videoWidget->widgetSize );
 697             videoWidget->updateGeometry();
 698         }
 699         if( bgWidget ) bgWidget->show();
 700     }
 701     else
 702     {
 703         playlistWidget->show();
 704         if( videoIsActive )
 705         {
 706             savedVideoSize = videoWidget->widgetSize;
 707             videoWidget->widgetSize.setHeight( 0 );
 708             videoWidget->resize( videoWidget->widgetSize );
 709             videoWidget->updateGeometry();
 710         }
 711         if( VISIBLE( bgWidget ) ) bgWidget->hide();
 712     }
 713     doComponentsUpdate();
 714 }
 715
 716 /* Video widget cannot do this synchronously as it runs in another thread */
 717 /* Well, could it, actually ? Probably dangerous ... */
 718 void MainInterface::doComponentsUpdate()
 719 {
 720     calculateInterfaceSize();
 721     resize( mainSize );
 722 }
 723
 724 void MainInterface::undockPlaylist()
 725 {
 726     if( playlistWidget )
 727     {
 728         playlistWidget->hide();
 729         playlistWidget->deleteLater();
 730         ui.vboxLayout->removeWidget( playlistWidget );
 731         playlistWidget = NULL;
 732         playlistEmbeddedFlag = false;
 733
 734         menuBar()->clear();
 735         QVLCMenu::createMenuBar( this, p_intf, false, advControlsEnabled,
 736                                  visualSelectorEnabled);
 737
 738         if( videoIsActive )
 739         {
 740             videoWidget->widgetSize = savedVideoSize;
 741             videoWidget->resize( videoWidget->widgetSize );
 742             videoWidget->updateGeometry();
 743         }
 744
 745         doComponentsUpdate();
 746         THEDP->playlistDialog();
 747     }
 748 }
 749
 750 void MainInterface::toggleMenus()
 751 {
 752     if( menuBar()->isVisible() ) menuBar()->hide();
 753         else menuBar()->show();
 754     msg_Dbg( p_intf, "I was there: \\_o<~~ coin coin" );
 755 }
 756
 757 void MainInterface::customEvent( QEvent *event )
 758 {
 759     if( event->type() == PLDockEvent_Type )
 760     {
 761         PlaylistDialog::killInstance();
 762         playlistEmbeddedFlag = true;
 763         menuBar()->clear();
 764         QVLCMenu::createMenuBar(this, p_intf, true, advControlsEnabled,
 765                                 visualSelectorEnabled);
 766         playlist();
 767     }
 768     else if ( event->type() == SetVideoOnTopEvent_Type )
 769     {
 770         SetVideoOnTopQtEvent* p_event = (SetVideoOnTopQtEvent*)event;
 771         if( p_event->OnTop() )
 772             setWindowFlags(windowFlags() | Qt::WindowStaysOnTopHint);
 773         else
 774             setWindowFlags(windowFlags() & ~Qt::WindowStaysOnTopHint);
 775         show(); /* necessary to apply window flags?? */
 776     }
 777 }
 778
 779
 780 /************************************************************************
 781  * D&D
 782  ************************************************************************/
 783 void MainInterface::dropEvent(QDropEvent *event)
 784 {
 785      const QMimeData *mimeData = event->mimeData();
 786
 787      /* D&D of a subtitles file, add it on the fly */
 788      if( mimeData->urls().size() == 1 )
 789      {
 790         if( THEMIM->getIM()->hasInput() )
 791         {
 792             if( input_AddSubtitles( THEMIM->getInput(),
 793                                     qtu( mimeData->urls()[0].toString() ),
 794                                     VLC_TRUE ) )
 795             {
 796                 event->acceptProposedAction();
 797                 return;
 798             }
 799         }
 800      }
 801      bool first = true;
 802      foreach( QUrl url, mimeData->urls() ) {
 803         QString s = url.toString();
 804         if( s.length() > 0 ) {
 805             playlist_Add( THEPL, qtu(s), NULL,
 806                           PLAYLIST_APPEND | (first ? PLAYLIST_GO:0),
 807                           PLAYLIST_END, VLC_TRUE, VLC_FALSE );
 808             first = false;
 809         }
 810      }
 811      event->acceptProposedAction();
 812 }
 813 void MainInterface::dragEnterEvent(QDragEnterEvent *event)
 814 {
 815      event->acceptProposedAction();
 816 }
 817 void MainInterface::dragMoveEvent(QDragMoveEvent *event)
 818 {
 819      event->acceptProposedAction();
 820 }
 821 void MainInterface::dragLeaveEvent(QDragLeaveEvent *event)
 822 {
 823      event->accept();
 824 }
 825
 826 /************************************************************************
 827  * Other stuff
 828  ************************************************************************/
 829 void MainInterface::keyPressEvent( QKeyEvent *e )
 830 {
 831     int i_vlck = qtEventToVLCKey( e );
 832     if( i_vlck >= 0 )
 833     {
 834         var_SetInteger( p_intf->p_libvlc, "key-pressed", i_vlck );
 835         e->accept();
 836     }
 837     else
 838         e->ignore();
 839 }
 840
 841 void MainInterface::wheelEvent( QWheelEvent *e )
 842 {
 843     int i_vlckey = qtWheelEventToVLCKey( e );
 844     var_SetInteger( p_intf->p_libvlc, "key-pressed", i_vlckey );
 845     e->accept();
 846 }
 847
 848 void MainInterface::stop()
 849 {
 850     THEMIM->stop();
 851 }
 852
 853 void MainInterface::play()
 854 {
 855     if( playlist_IsEmpty(THEPL) )
 856     {
 857         /* The playlist is empty, open a file requester */
 858         THEDP->openFileDialog();
 859         setStatus( 0 );
 860         return;
 861     }
 862     THEMIM->togglePlayPause();
 863 }
 864
 865 void MainInterface::prev()
 866 {
 867     THEMIM->prev();
 868 }
 869
 870 void MainInterface::next()
 871 {
 872     THEMIM->next();
 873 }
 874
 875 void MainInterface::setDisplay( float pos, int time, int length )
 876 {
 877     char psz_length[MSTRTIME_MAX_SIZE], psz_time[MSTRTIME_MAX_SIZE];
 878     secstotimestr( psz_length, length );
 879     secstotimestr( psz_time, time );
 880     QString title;
 881     title.sprintf( "%s/%s", psz_time, psz_length );
 882     timeLabel->setText( " "+title+" " );
 883 }
 884
 885 void MainInterface::setName( QString name )
 886 {
 887     input_name = name;
 888     nameLabel->setText( " " + name+" " );
 889 }
 890
 891 void MainInterface::setStatus( int status )
 892 {
 893     if( status == 1 ) // Playing
 894         ui.playButton->setIcon( QIcon( ":/pixmaps/pause.png" ) );
 895     else
 896         ui.playButton->setIcon( QIcon( ":/pixmaps/play.png" ) );
 897     if( systrayMenu )
 898         updateSystrayMenu( status );
 899 }
 900
 901 #define HELP_MENU N_("Menu")
 902 #define HELP_PCH N_("Previous chapter")
 903 #define HELP_NCH N_("Next chapter")
 904 #define HELP_PTR N_("Previous track")
 905 #define HELP_NTR N_("Next track")
 906
 907 void MainInterface::setNavigation( int navigation )
 908 {
 909     // 1 = chapter, 2 = title, 0 = no
 910     if( navigation == 0 )
 911     {
 912         ui.discFrame->hide();
 913     } else if( navigation == 1 ) {
 914         ui.prevSectionButton->show();
 915         ui.prevSectionButton->setToolTip( qfu(HELP_PCH) );
 916         ui.nextSectionButton->show();
 917         ui.nextSectionButton->setToolTip( qfu(HELP_NCH) );
 918         ui.menuButton->show();
 919         ui.discFrame->show();
 920     } else {
 921         ui.prevSectionButton->show();
 922         ui.prevSectionButton->setToolTip( qfu(HELP_PCH) );
 923         ui.nextSectionButton->show();
 924         ui.nextSectionButton->setToolTip( qfu(HELP_NCH) );
 925         ui.menuButton->hide();
 926         ui.discFrame->show();
 927     }
 928 }
 929
 930 static bool b_my_volume;
 931
 932 void MainInterface::updateOnTimer()
 933 {
 934     /* \todo Make this event-driven */
 935     advControls->enableInput( THEMIM->getIM()->hasInput() );
 936     advControls->enableVideo( THEMIM->getIM()->hasVideo() );
 937
 938     if( intf_ShouldDie( p_intf ) )
 939     {
 940         QApplication::closeAllWindows();
 941         QApplication::quit();
 942     }
 943     if( need_components_update )
 944     {
 945         doComponentsUpdate();
 946         need_components_update = false;
 947     }
 948
 949     audio_volume_t i_volume;
 950     aout_VolumeGet( p_intf, &i_volume );
 951     i_volume = (i_volume *  200 )/ AOUT_VOLUME_MAX ;
 952     int i_gauge = ui.volumeSlider->value();
 953     b_my_volume = false;
 954     if( i_volume - i_gauge > 1 || i_gauge - i_volume > 1 )
 955     {
 956         b_my_volume = true;
 957         ui.volumeSlider->setValue( i_volume );
 958         b_my_volume = false;
 959     }
 960 }
 961
 962 void MainInterface::closeEvent( QCloseEvent *e )
 963 {
 964     hide();
 965     vlc_object_kill( p_intf );
 966 }
 967
 968 void MainInterface::updateVolume( int sliderVolume )
 969 {
 970     if( !b_my_volume )
 971     {
 972         int i_res = sliderVolume * AOUT_VOLUME_MAX /
 973                             (2*ui.volumeSlider->maximum() );
 974         aout_VolumeSet( p_intf, i_res );
 975     }
 976 }
 977
 978 static int InteractCallback( vlc_object_t *p_this,
 979                              const char *psz_var, vlc_value_t old_val,
 980                              vlc_value_t new_val, void *param )
 981 {
 982     intf_dialog_args_t *p_arg = new intf_dialog_args_t;
 983     p_arg->p_dialog = (interaction_dialog_t *)(new_val.p_address);
 984     DialogEvent *event = new DialogEvent( INTF_DIALOG_INTERACTION, 0, p_arg );
 985     QApplication::postEvent( THEDP, static_cast<QEvent*>(event) );
 986     return VLC_SUCCESS;
 987 }
 988
 989 /*****************************************************************************
 990  * PopupMenuCB: callback triggered by the intf-popupmenu playlist variable.
 991  *  We don't show the menu directly here because we don't want the
 992  *  caller to block for a too long time.
 993  *****************************************************************************/
 994 static int PopupMenuCB( vlc_object_t *p_this, const char *psz_variable,
 995                         vlc_value_t old_val, vlc_value_t new_val, void *param )
 996 {
 997     intf_thread_t *p_intf = (intf_thread_t *)param;
 998
 999     if( p_intf->pf_show_dialog )
1000     {
1001         p_intf->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU,
1002                                 new_val.b_bool, 0 );
1003     }
1004
1005     return VLC_SUCCESS;
1006 }
1007
1008 /*****************************************************************************
1009  * IntfShowCB: callback triggered by the intf-show playlist variable.
1010  *****************************************************************************/
1011 static int IntfShowCB( vlc_object_t *p_this, const char *psz_variable,
1012                        vlc_value_t old_val, vlc_value_t new_val, void *param )
1013 {
1014     intf_thread_t *p_intf = (intf_thread_t *)param;
1015     //p_intf->p_sys->b_intf_show = VLC_TRUE;
1016
1017     return VLC_SUCCESS;
1018 }