modules/gui/qt4/components/interface_widgets.cpp

   1 /*****************************************************************************
   2  * interface_widgets.cpp : Custom widgets for the main interface
   3  ****************************************************************************
   4  * Copyright ( C ) 2006 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Clément Stenac <zorglub@videolan.org>
   8  *          Jean-Baptiste Kempf <jb@videolan.org>
   9  *          Rafaël Carré <funman@videolanorg>
  10  *          Ilkka Ollakka <ileoo@videolan.org>
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 2 of the License, or
  15  * ( at your option ) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  25  *****************************************************************************/
  26
  27 #ifdef HAVE_CONFIG_H
  28 # include "config.h"
  29 #endif
  30
  31 #include <vlc_vout.h>
  32
  33 #include "dialogs_provider.hpp"
  34 #include "components/interface_widgets.hpp"
  35 #include "main_interface.hpp"
  36 #include "input_manager.hpp"
  37 #include "menus.hpp"
  38 #include "util/input_slider.hpp"
  39 #include "util/customwidgets.hpp"
  40
  41 #include <QLabel>
  42 #include <QSpacerItem>
  43 #include <QCursor>
  44 #include <QPushButton>
  45 #include <QToolButton>
  46 #include <QHBoxLayout>
  47 #include <QMenu>
  48 #include <QPalette>
  49 #include <QResizeEvent>
  50 #include <QDate>
  51
  52 #ifdef Q_WS_X11
  53 # include <X11/Xlib.h>
  54 # include <qx11info_x11.h>
  55 #endif
  56
  57 #include <math.h>
  58
  59 #define I_PLAY_TOOLTIP N_("Play\nIf the playlist is empty, open a media")
  60
  61 /**********************************************************************
  62  * Video Widget. A simple frame on which video is drawn
  63  * This class handles resize issues
  64  **********************************************************************/
  65
  66 VideoWidget::VideoWidget( intf_thread_t *_p_i ) : QFrame( NULL ), p_intf( _p_i )
  67 {
  68     /* Init */
  69     i_vout = 0;
  70     hide(); setMinimumSize( 16, 16 );
  71     videoSize.rwidth() = -1;
  72     videoSize.rheight() = -1;
  73     setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Expanding );
  74
  75     /* Black background is more coherent for a Video Widget IMVHO */
  76     QPalette plt =  palette();
  77     plt.setColor( QPalette::Active, QPalette::Window , Qt::black );
  78     plt.setColor( QPalette::Inactive, QPalette::Window , Qt::black );
  79     setPalette( plt );
  80     setAttribute( Qt::WA_PaintOnScreen, true );
  81
  82     /* The core can ask through a callback to show the video. */
  83 #if HAS_QT43
  84     connect( this, SIGNAL(askVideoWidgetToShow( unsigned int, unsigned int)),
  85              this, SLOT(SetSizing(unsigned int, unsigned int )),
  86              Qt::BlockingQueuedConnection );
  87 #else
  88 #error This is broken. Fix it with a QEventLoop with a processEvents ()
  89     connect( this, SIGNAL(askVideoWidgetToShow( unsigned int, unsigned int)),
  90              this, SLOT(SetSizing(unsigned int, unsigned int )) );
  91 #endif
  92 }
  93
  94 void VideoWidget::paintEvent(QPaintEvent *ev)
  95 {
  96     QFrame::paintEvent(ev);
  97 #ifdef Q_WS_X11
  98     XFlush( QX11Info::display() );
  99 #endif
 100 }
 101
 102 VideoWidget::~VideoWidget()
 103 {
 104     vout_thread_t *p_vout = i_vout
 105         ? (vout_thread_t *)vlc_object_get( i_vout ) : NULL;
 106
 107     if( p_vout )
 108     {
 109         if( !p_intf->psz_switch_intf )
 110         {
 111             if( vout_Control( p_vout, VOUT_CLOSE ) != VLC_SUCCESS )
 112                 vout_Control( p_vout, VOUT_REPARENT );
 113         }
 114         else
 115         {
 116             if( vout_Control( p_vout, VOUT_REPARENT ) != VLC_SUCCESS )
 117                 vout_Control( p_vout, VOUT_CLOSE );
 118         }
 119         vlc_object_release( p_vout );
 120     }
 121 }
 122
 123 /**
 124  * Request the video to avoid the conflicts
 125  **/
 126 void *VideoWidget::request( vout_thread_t *p_nvout, int *pi_x, int *pi_y,
 127                             unsigned int *pi_width, unsigned int *pi_height )
 128 {
 129     msg_Dbg( p_intf, "Video was requested %i, %i", *pi_x, *pi_y );
 130     emit askVideoWidgetToShow( *pi_width, *pi_height );
 131     if( i_vout )
 132     {
 133         msg_Dbg( p_intf, "embedded video already in use" );
 134         return NULL;
 135     }
 136     i_vout = p_nvout->i_object_id;
 137     msg_Dbg( p_intf, "embedded video ready (handle %p)", winId() );
 138     return ( void* )winId();
 139 }
 140
 141 /* Set the Widget to the correct Size */
 142 /* Function has to be called by the parent
 143    Parent has to care about resizing himself*/
 144 void VideoWidget::SetSizing( unsigned int w, unsigned int h )
 145 {
 146     msg_Dbg( p_intf, "Video is resizing to: %i %i", w, h );
 147     videoSize.rwidth() = w;
 148     videoSize.rheight() = h;
 149     if( isHidden() ) show();
 150     updateGeometry(); // Needed for deinterlace
 151 }
 152
 153 void VideoWidget::release( void *p_win )
 154 {
 155     msg_Dbg( p_intf, "Video is not needed anymore" );
 156     i_vout = 0;
 157     videoSize.rwidth() = 0;
 158     videoSize.rheight() = 0;
 159     hide();
 160     updateGeometry(); // Needed for deinterlace
 161 }
 162
 163 QSize VideoWidget::sizeHint() const
 164 {
 165     return videoSize;
 166 }
 167
 168 /**********************************************************************
 169  * Background Widget. Show a simple image background. Currently,
 170  * it's album art if present or cone.
 171  **********************************************************************/
 172 #define ICON_SIZE 128
 173 #define MAX_BG_SIZE 400
 174 #define MIN_BG_SIZE 64
 175
 176 BackgroundWidget::BackgroundWidget( intf_thread_t *_p_i )
 177                  :QWidget( NULL ), p_intf( _p_i )
 178 {
 179     /* We should use that one to take the more size it can */
 180     setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Expanding);
 181
 182     /* A dark background */
 183     setAutoFillBackground( true );
 184     plt =  palette();
 185     plt.setColor( QPalette::Active, QPalette::Window , Qt::black );
 186     plt.setColor( QPalette::Inactive, QPalette::Window , Qt::black );
 187     setPalette( plt );
 188
 189     /* A cone in the middle */
 190     label = new QLabel;
 191     label->setMargin( 5 );
 192     label->setMaximumHeight( MAX_BG_SIZE );
 193     label->setMaximumWidth( MAX_BG_SIZE );
 194     label->setMinimumHeight( MIN_BG_SIZE );
 195     label->setMinimumWidth( MIN_BG_SIZE );
 196     if( QDate::currentDate().dayOfYear() >= 354 )
 197         label->setPixmap( QPixmap( ":/vlc128-christmas.png" ) );
 198     else
 199         label->setPixmap( QPixmap( ":/vlc128.png" ) );
 200
 201     QGridLayout *backgroundLayout = new QGridLayout( this );
 202     backgroundLayout->addWidget( label, 0, 1 );
 203     backgroundLayout->setColumnStretch( 0, 1 );
 204     backgroundLayout->setColumnStretch( 2, 1 );
 205
 206     CONNECT( THEMIM->getIM(), artChanged( QString ), this, updateArt( QString ) );
 207 }
 208
 209 BackgroundWidget::~BackgroundWidget()
 210 {}
 211
 212 void BackgroundWidget::resizeEvent( QResizeEvent * event )
 213 {
 214     if( event->size().height() <= MIN_BG_SIZE )
 215         label->hide();
 216     else
 217         label->show();
 218 }
 219
 220 void BackgroundWidget::updateArt( QString url )
 221 {
 222     if( url.isEmpty() )
 223     {
 224         if( QDate::currentDate().dayOfYear() >= 354 )
 225             label->setPixmap( QPixmap( ":/vlc128-christmas.png" ) );
 226         else
 227             label->setPixmap( QPixmap( ":/vlc128.png" ) );
 228         return;
 229     }
 230     else
 231     {
 232         label->setPixmap( QPixmap( url ) );
 233     }
 234 }
 235
 236 void BackgroundWidget::contextMenuEvent( QContextMenuEvent *event )
 237 {
 238     QVLCMenu::PopupMenu( p_intf, true );
 239 }
 240
 241 #if 0
 242 /**********************************************************************
 243  * Visualization selector panel
 244  **********************************************************************/
 245 VisualSelector::VisualSelector( intf_thread_t *_p_i ) :
 246                                 QFrame( NULL ), p_intf( _p_i )
 247 {
 248     QHBoxLayout *layout = new QHBoxLayout( this );
 249     layout->setMargin( 0 );
 250     QPushButton *prevButton = new QPushButton( "Prev" );
 251     QPushButton *nextButton = new QPushButton( "Next" );
 252     layout->addWidget( prevButton );
 253     layout->addWidget( nextButton );
 254
 255     layout->addStretch( 10 );
 256     layout->addWidget( new QLabel( qtr( "Current visualization" ) ) );
 257
 258     current = new QLabel( qtr( "None" ) );
 259     layout->addWidget( current );
 260
 261     BUTTONACT( prevButton, prev() );
 262     BUTTONACT( nextButton, next() );
 263
 264     setLayout( layout );
 265     setMaximumHeight( 35 );
 266 }
 267
 268 VisualSelector::~VisualSelector()
 269 {}
 270
 271 void VisualSelector::prev()
 272 {
 273     char *psz_new = aout_VisualPrev( p_intf );
 274     if( psz_new )
 275     {
 276         current->setText( qfu( psz_new ) );
 277         free( psz_new );
 278     }
 279 }
 280
 281 void VisualSelector::next()
 282 {
 283     char *psz_new = aout_VisualNext( p_intf );
 284     if( psz_new )
 285     {
 286         current->setText( qfu( psz_new ) );
 287         free( psz_new );
 288     }
 289 }
 290 #endif
 291
 292 /**********************************************************************
 293  * TEH controls
 294  **********************************************************************/
 295
 296 #define setupSmallButton( aButton ){  \
 297     aButton->setMaximumSize( QSize( 26, 26 ) ); \
 298     aButton->setMinimumSize( QSize( 26, 26 ) ); \
 299     aButton->setIconSize( QSize( 20, 20 ) ); }
 300
 301 /* init static variables in advanced controls */
 302 mtime_t AdvControlsWidget::timeA = 0;
 303 mtime_t AdvControlsWidget::timeB = 0;
 304
 305 AdvControlsWidget::AdvControlsWidget( intf_thread_t *_p_i, bool b_fsCreation = false ) :
 306                                            QFrame( NULL ), p_intf( _p_i )
 307 {
 308     QHBoxLayout *advLayout = new QHBoxLayout( this );
 309     advLayout->setMargin( 0 );
 310     advLayout->setSpacing( 0 );
 311     advLayout->setAlignment( Qt::AlignBottom );
 312
 313     /* A to B Button */
 314     ABButton = new QPushButton;
 315     setupSmallButton( ABButton );
 316     advLayout->addWidget( ABButton );
 317     BUTTON_SET_ACT_I( ABButton, "", atob_nob,
 318       qtr( "Loop from point A to point B continuously.\nClick to set point A" ),
 319       fromAtoB() );
 320     timeA = timeB = 0;
 321     /* in FS controller we skip this, because we dont want to have it double
 322        controlled */
 323     if( !b_fsCreation )
 324         CONNECT( THEMIM->getIM(), positionUpdated( float, int, int ),
 325                  this, AtoBLoop( float, int, int ) );
 326     /* set up synchronization between main controller and fs controller */
 327     CONNECT( THEMIM->getIM(), advControlsSetIcon(), this, setIcon() );
 328     connect( this, SIGNAL( timeChanged() ),
 329         THEMIM->getIM(), SIGNAL( advControlsSetIcon()));
 330 #if 0
 331     frameButton = new QPushButton( "Fr" );
 332     frameButton->setMaximumSize( QSize( 26, 26 ) );
 333     frameButton->setIconSize( QSize( 20, 20 ) );
 334     advLayout->addWidget( frameButton );
 335     BUTTON_SET_ACT( frameButton, "Fr", qtr( "Frame by frame" ), frame() );
 336 #endif
 337
 338     recordButton = new QPushButton;
 339     setupSmallButton( recordButton );
 340     advLayout->addWidget( recordButton );
 341     BUTTON_SET_ACT_I( recordButton, "", record,
 342             qtr( "Record" ), record() );
 343
 344     /* Snapshot Button */
 345     snapshotButton = new QPushButton;
 346     setupSmallButton( snapshotButton );
 347     advLayout->addWidget( snapshotButton );
 348     BUTTON_SET_ACT_I( snapshotButton, "", snapshot,
 349             qtr( "Take a snapshot" ), snapshot() );
 350 }
 351
 352 AdvControlsWidget::~AdvControlsWidget()
 353 {}
 354
 355 void AdvControlsWidget::enableInput( bool enable )
 356 {
 357     ABButton->setEnabled( enable );
 358     recordButton->setEnabled( enable );
 359 }
 360
 361 void AdvControlsWidget::enableVideo( bool enable )
 362 {
 363     snapshotButton->setEnabled( enable );
 364 #if 0
 365     frameButton->setEnabled( enable );
 366 #endif
 367 }
 368
 369 void AdvControlsWidget::snapshot()
 370 {
 371     vout_thread_t *p_vout =
 372         (vout_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_VOUT, FIND_ANYWHERE );
 373     if( p_vout ) vout_Control( p_vout, VOUT_SNAPSHOT );
 374 }
 375
 376 /* Function called when the button is clicked() */
 377 void AdvControlsWidget::fromAtoB()
 378 {
 379     if( !timeA )
 380     {
 381         timeA = var_GetTime( THEMIM->getInput(), "time"  );
 382         emit timeChanged();
 383         return;
 384     }
 385     if( !timeB )
 386     {
 387         timeB = var_GetTime( THEMIM->getInput(), "time"  );
 388         var_SetTime( THEMIM->getInput(), "time" , timeA );
 389         emit timeChanged();
 390         return;
 391     }
 392     timeA = 0;
 393     timeB = 0;
 394     emit timeChanged();
 395 }
 396
 397 /* setting/synchro icons after click on main or fs controller */
 398 void AdvControlsWidget::setIcon()
 399 {
 400     if( !timeA && !timeB)
 401     {
 402         ABButton->setIcon( QIcon( ":/atob_nob" ) );
 403         ABButton->setToolTip( qtr( "Loop from point A to point B continuously\nClick to set point A" ) );
 404     }
 405     else if( timeA && !timeB )
 406     {
 407         ABButton->setIcon( QIcon( ":/atob_noa" ) );
 408         ABButton->setToolTip( qtr( "Click to set point B" ) );
 409     }
 410     else if( timeA && timeB )
 411     {
 412         ABButton->setIcon( QIcon( ":/atob" ) );
 413         ABButton->setToolTip( qtr( "Stop the A to B loop" ) );
 414     }
 415 }
 416
 417 /* Function called regularly when in an AtoB loop */
 418 void AdvControlsWidget::AtoBLoop( float f_pos, int i_time, int i_length )
 419 {
 420     if( timeB )
 421     {
 422         if( i_time >= (int)(timeB/1000000) )
 423             var_SetTime( THEMIM->getInput(), "time" , timeA );
 424     }
 425 }
 426
 427 /* FIXME Record function */
 428 void AdvControlsWidget::record(){}
 429
 430 #if 0
 431 //FIXME Frame by frame function
 432 void AdvControlsWidget::frame(){}
 433 #endif
 434
 435 /*****************************
 436  * DA Control Widget !
 437  *****************************/
 438 ControlsWidget::ControlsWidget( intf_thread_t *_p_i,
 439                                 MainInterface *_p_mi,
 440                                 bool b_advControls,
 441                                 bool b_shiny,
 442                                 bool b_fsCreation) :
 443                                 QFrame( _p_mi ), p_intf( _p_i )
 444 {
 445     setSizePolicy( QSizePolicy::Preferred , QSizePolicy::Maximum );
 446
 447     /** The main Slider **/
 448     slider = new InputSlider( Qt::Horizontal, NULL );
 449     /* Update the position when the IM has changed */
 450     CONNECT( THEMIM->getIM(), positionUpdated( float, int, int ),
 451              slider, setPosition( float, int, int ) );
 452     /* And update the IM, when the position has changed */
 453     CONNECT( slider, sliderDragged( float ),
 454              THEMIM->getIM(), sliderUpdate( float ) );
 455
 456     /** Slower and faster Buttons **/
 457     slowerButton = new QToolButton;
 458     slowerButton->setAutoRaise( true );
 459     slowerButton->setMaximumSize( QSize( 26, 20 ) );
 460
 461     BUTTON_SET_ACT( slowerButton, "-", qtr( "Slower" ), slower() );
 462
 463     fasterButton = new QToolButton;
 464     fasterButton->setAutoRaise( true );
 465     fasterButton->setMaximumSize( QSize( 26, 20 ) );
 466
 467     BUTTON_SET_ACT( fasterButton, "+", qtr( "Faster" ), faster() );
 468
 469     /* advanced Controls handling */
 470     b_advancedVisible = b_advControls;
 471
 472     advControls = new AdvControlsWidget( p_intf, b_fsCreation );
 473     if( !b_advancedVisible ) advControls->hide();
 474
 475     /** Disc and Menus handling */
 476     discFrame = new QWidget( this );
 477
 478     QHBoxLayout *discLayout = new QHBoxLayout( discFrame );
 479     discLayout->setSpacing( 0 );
 480     discLayout->setMargin( 0 );
 481
 482     prevSectionButton = new QPushButton( discFrame );
 483     setupSmallButton( prevSectionButton );
 484     discLayout->addWidget( prevSectionButton );
 485
 486     menuButton = new QPushButton( discFrame );
 487     setupSmallButton( menuButton );
 488     discLayout->addWidget( menuButton );
 489
 490     nextSectionButton = new QPushButton( discFrame );
 491     setupSmallButton( nextSectionButton );
 492     discLayout->addWidget( nextSectionButton );
 493
 494     BUTTON_SET_IMG( prevSectionButton, "", dvd_prev, "" );
 495     BUTTON_SET_IMG( nextSectionButton, "", dvd_next, "" );
 496     BUTTON_SET_IMG( menuButton, "", dvd_menu, qtr( "Menu" ) );
 497
 498     discFrame->hide();
 499
 500     /* Change the navigation button display when the IM navigation changes */
 501     CONNECT( THEMIM->getIM(), navigationChanged( int ),
 502              this, setNavigation( int ) );
 503     /* Changes the IM navigation when triggered on the nav buttons */
 504     CONNECT( prevSectionButton, clicked(), THEMIM->getIM(),
 505              sectionPrev() );
 506     CONNECT( nextSectionButton, clicked(), THEMIM->getIM(),
 507              sectionNext() );
 508     CONNECT( menuButton, clicked(), THEMIM->getIM(),
 509              sectionMenu() );
 510
 511     /**
 512      * Telextext QFrame
 513      * TODO: Merge with upper menu in a StackLayout
 514      **/
 515     telexFrame = new QWidget( this );
 516     QHBoxLayout *telexLayout = new QHBoxLayout( telexFrame );
 517     telexLayout->setSpacing( 0 );
 518     telexLayout->setMargin( 0 );
 519
 520     telexOn = new QPushButton;
 521     setupSmallButton( telexOn );
 522     telexLayout->addWidget( telexOn );
 523
 524     telexTransparent = new QPushButton;
 525     setupSmallButton( telexTransparent );
 526     telexLayout->addWidget( telexTransparent );
 527     b_telexTransparent = false;
 528
 529     telexPage = new QSpinBox;
 530     telexPage->setRange( 0, 999 );
 531     telexPage->setValue( 100 );
 532     telexPage->setAccelerated( true );
 533     telexPage->setWrapping( true );
 534     telexPage->setAlignment( Qt::AlignRight );
 535     telexPage->setSizePolicy( QSizePolicy::Preferred, QSizePolicy::Minimum );
 536     telexLayout->addWidget( telexPage );
 537
 538     telexFrame->hide(); /* default hidden */
 539
 540     CONNECT( telexPage, valueChanged( int ), THEMIM->getIM(),
 541              telexGotoPage( int ) );
 542     CONNECT( THEMIM->getIM(), setNewTelexPage( int ),
 543               telexPage, setValue( int ) );
 544
 545     BUTTON_SET_IMG( telexOn, "", tv, qtr( "Teletext on" ) );
 546
 547     CONNECT( telexOn, clicked(), THEMIM->getIM(),
 548              telexToggleButtons() );
 549     CONNECT( telexOn, clicked( bool ), THEMIM->getIM(),
 550              telexToggle( bool ) );
 551     CONNECT( THEMIM->getIM(), toggleTelexButtons(),
 552               this, toggleTeletext() );
 553     b_telexEnabled = false;
 554     telexTransparent->setEnabled( false );
 555     telexPage->setEnabled( false );
 556
 557     BUTTON_SET_IMG( telexTransparent, "", tvtelx, qtr( "Teletext" ) );
 558     CONNECT( telexTransparent, clicked( bool ),
 559              THEMIM->getIM(), telexSetTransparency() );
 560     CONNECT( THEMIM->getIM(), toggleTelexTransparency(),
 561               this, toggleTeletextTransparency() );
 562     CONNECT( THEMIM->getIM(), teletextEnabled( bool ),
 563              this, enableTeletext( bool ) );
 564
 565     /** Play Buttons **/
 566     QSizePolicy sizePolicy( QSizePolicy::Fixed, QSizePolicy::Fixed );
 567     sizePolicy.setHorizontalStretch( 0 );
 568     sizePolicy.setVerticalStretch( 0 );
 569
 570     /* Play */
 571     playButton = new QPushButton;
 572     playButton->setSizePolicy( sizePolicy );
 573     playButton->setMaximumSize( QSize( 36, 36 ) );
 574     playButton->setMinimumSize( QSize( 36, 36 ) );
 575     playButton->setIconSize( QSize( 30, 30 ) );
 576
 577
 578     /** Prev + Stop + Next Block **/
 579     controlButLayout = new QHBoxLayout;
 580     controlButLayout->setSpacing( 0 ); /* Don't remove that, will be useful */
 581
 582     /* Prev */
 583     QPushButton *prevButton = new QPushButton;
 584     prevButton->setSizePolicy( sizePolicy );
 585     setupSmallButton( prevButton );
 586
 587     controlButLayout->addWidget( prevButton );
 588
 589     /* Stop */
 590     QPushButton *stopButton = new QPushButton;
 591     stopButton->setSizePolicy( sizePolicy );
 592     setupSmallButton( stopButton );
 593
 594     controlButLayout->addWidget( stopButton );
 595
 596     /* next */
 597     QPushButton *nextButton = new QPushButton;
 598     nextButton->setSizePolicy( sizePolicy );
 599     setupSmallButton( nextButton );
 600
 601     controlButLayout->addWidget( nextButton );
 602
 603     /* Add this block to the main layout */
 604
 605     BUTTON_SET_ACT_I( playButton, "", play_b, qtr( I_PLAY_TOOLTIP ), play() );
 606     BUTTON_SET_ACT_I( prevButton, "" , previous_b,
 607                       qtr( "Previous media in the playlist" ), prev() );
 608     BUTTON_SET_ACT_I( nextButton, "", next_b,
 609                       qtr( "Next media in the playlist" ), next() );
 610     BUTTON_SET_ACT_I( stopButton, "", stop_b, qtr( "Stop playback" ), stop() );
 611
 612     /*
 613      * Other first Line buttons
 614      */
 615     /** Fullscreen/Visualisation **/
 616     fullscreenButton = new QPushButton;
 617     BUTTON_SET_ACT_I( fullscreenButton, "", fullscreen,
 618             qtr( "Toggle the video in fullscreen" ), fullscreen() );
 619     setupSmallButton( fullscreenButton );
 620
 621     if( !b_fsCreation )
 622     {
 623         /** Playlist Button **/
 624         playlistButton = new QPushButton;
 625         setupSmallButton( playlistButton );
 626         BUTTON_SET_IMG( playlistButton, "" , playlist, qtr( "Show playlist" ) );
 627         CONNECT( playlistButton, clicked(), _p_mi, togglePlaylist() );
 628
 629         /** extended Settings **/
 630         extSettingsButton = new QPushButton;
 631         BUTTON_SET_ACT_I( extSettingsButton, "", extended,
 632                 qtr( "Show extended settings" ), extSettings() );
 633         setupSmallButton( extSettingsButton );
 634     }
 635
 636     /* Volume */
 637     hVolLabel = new VolumeClickHandler( p_intf, this );
 638
 639     volMuteLabel = new QLabel;
 640     volMuteLabel->setPixmap( QPixmap( ":/volume-medium" ) );
 641     volMuteLabel->installEventFilter( hVolLabel );
 642
 643     if( b_shiny )
 644     {
 645         volumeSlider = new SoundSlider( this,
 646             config_GetInt( p_intf, "volume-step" ),
 647             config_GetInt( p_intf, "qt-volume-complete" ),
 648             config_GetPsz( p_intf, "qt-slider-colours" ) );
 649     }
 650     else
 651     {
 652         volumeSlider = new QSlider( this );
 653         volumeSlider->setOrientation( Qt::Horizontal );
 654     }
 655     volumeSlider->setMaximumSize( QSize( 200, 40 ) );
 656     volumeSlider->setMinimumSize( QSize( 85, 30 ) );
 657     volumeSlider->setFocusPolicy( Qt::NoFocus );
 658
 659     /* Set the volume from the config */
 660     volumeSlider->setValue( ( config_GetInt( p_intf, "volume" ) ) *
 661                               VOLUME_MAX / (AOUT_VOLUME_MAX/2) );
 662
 663     /* Force the update at build time in order to have a muted icon if needed */
 664     updateVolume( volumeSlider->value() );
 665
 666     /* Volume control connection */
 667     CONNECT( volumeSlider, valueChanged( int ), this, updateVolume( int ) );
 668     CONNECT( THEMIM, volumeChanged( void ), this, updateVolume( void ) );
 669
 670     if( !b_fsCreation )
 671     {
 672         controlLayout = new QGridLayout( this );
 673
 674         controlLayout->setSpacing( 0 );
 675         controlLayout->setLayoutMargins( 7, 5, 7, 3, 6 );
 676
 677         controlLayout->addWidget( slider, 0, 1, 1, 18 );
 678         controlLayout->addWidget( slowerButton, 0, 0 );
 679         controlLayout->addWidget( fasterButton, 0, 19 );
 680
 681         controlLayout->addWidget( discFrame, 1, 8, 2, 3, Qt::AlignBottom );
 682         controlLayout->addWidget( telexFrame, 1, 8, 2, 5, Qt::AlignBottom );
 683
 684         controlLayout->addWidget( playButton, 2, 0, 2, 2, Qt::AlignBottom );
 685         controlLayout->setColumnMinimumWidth( 2, 10 );
 686         controlLayout->setColumnStretch( 2, 0 );
 687
 688         controlLayout->addLayout( controlButLayout, 3, 3, 1, 3, Qt::AlignBottom );
 689         /* Column 6 is unused */
 690         controlLayout->setColumnStretch( 6, 0 );
 691         controlLayout->setColumnStretch( 7, 0 );
 692         controlLayout->setColumnMinimumWidth( 7, 10 );
 693
 694         controlLayout->addWidget( fullscreenButton, 3, 8, Qt::AlignBottom );
 695         controlLayout->addWidget( playlistButton, 3, 9, Qt::AlignBottom );
 696         controlLayout->addWidget( extSettingsButton, 3, 10, Qt::AlignBottom );
 697         controlLayout->setColumnStretch( 11, 0 ); /* telex alignment */
 698
 699         controlLayout->setColumnStretch( 12, 0 );
 700         controlLayout->setColumnMinimumWidth( 12, 10 );
 701
 702         controlLayout->addWidget( advControls, 3, 13, 1, 3, Qt::AlignBottom );
 703
 704         controlLayout->setColumnStretch( 16, 10 );
 705         controlLayout->setColumnMinimumWidth( 16, 10 );
 706
 707         controlLayout->addWidget( volMuteLabel, 3, 17, Qt::AlignBottom );
 708         controlLayout->addWidget( volumeSlider, 3, 18, 1 , 2, Qt::AlignBottom );
 709     }
 710
 711     updateInput();
 712 }
 713
 714 ControlsWidget::~ControlsWidget()
 715 {}
 716
 717 void ControlsWidget::toggleTeletext()
 718 {
 719     bool b_enabled = THEMIM->teletextState();
 720     if( b_telexEnabled )
 721     {
 722         telexTransparent->setEnabled( false );
 723         telexPage->setEnabled( false );
 724         b_telexEnabled = false;
 725     }
 726     else if( b_enabled )
 727     {
 728         telexTransparent->setEnabled( true );
 729         telexPage->setEnabled( true );
 730         b_telexEnabled = true;
 731     }
 732 }
 733
 734 void ControlsWidget::enableTeletext( bool b_enable )
 735 {
 736     telexFrame->setVisible( b_enable );
 737     bool b_on = THEMIM->teletextState();
 738
 739     telexOn->setChecked( b_on );
 740     telexTransparent->setEnabled( b_on );
 741     telexPage->setEnabled( b_on );
 742     b_telexEnabled = b_on;
 743 }
 744
 745 void ControlsWidget::toggleTeletextTransparency()
 746 {
 747     if( b_telexTransparent )
 748     {
 749         telexTransparent->setIcon( QIcon( ":/tvtelx" ) );
 750         telexTransparent->setToolTip( qtr( "Teletext" ) );
 751         b_telexTransparent = false;
 752     }
 753     else
 754     {
 755         telexTransparent->setIcon( QIcon( ":/tvtelx-transparent" ) );
 756         telexTransparent->setToolTip( qtr( "Transparent" ) );
 757         b_telexTransparent = true;
 758     }
 759 }
 760
 761 void ControlsWidget::stop()
 762 {
 763     THEMIM->stop();
 764 }
 765
 766 void ControlsWidget::play()
 767 {
 768     if( THEPL->current.i_size == 0 )
 769     {
 770         /* The playlist is empty, open a file requester */
 771         THEDP->openFileDialog();
 772         setStatus( 0 );
 773         return;
 774     }
 775     THEMIM->togglePlayPause();
 776 }
 777
 778 void ControlsWidget::prev()
 779 {
 780     THEMIM->prev();
 781 }
 782
 783 void ControlsWidget::next()
 784 {
 785     THEMIM->next();
 786 }
 787
 788 void ControlsWidget::setNavigation( int navigation )
 789 {
 790 #define HELP_PCH N_( "Previous chapter" )
 791 #define HELP_NCH N_( "Next chapter" )
 792
 793     // 1 = chapter, 2 = title, 0 = no
 794     if( navigation == 0 )
 795     {
 796         discFrame->hide();
 797     } else if( navigation == 1 ) {
 798         prevSectionButton->setToolTip( qfu( HELP_PCH ) );
 799         nextSectionButton->setToolTip( qfu( HELP_NCH ) );
 800         menuButton->show();
 801         discFrame->show();
 802     } else {
 803         prevSectionButton->setToolTip( qfu( HELP_PCH ) );
 804         nextSectionButton->setToolTip( qfu( HELP_NCH ) );
 805         menuButton->hide();
 806         discFrame->show();
 807     }
 808 }
 809
 810 static bool b_my_volume;
 811 void ControlsWidget::updateVolume( int i_sliderVolume )
 812 {
 813     if( !b_my_volume )
 814     {
 815         int i_res = i_sliderVolume  * (AOUT_VOLUME_MAX / 2) / VOLUME_MAX;
 816         aout_VolumeSet( p_intf, i_res );
 817     }
 818     if( i_sliderVolume == 0 )
 819     {
 820         volMuteLabel->setPixmap( QPixmap(":/volume-muted" ) );
 821         volMuteLabel->setToolTip( qtr( "Unmute" ) );
 822         return;
 823     }
 824
 825     if( i_sliderVolume < VOLUME_MAX / 3 )
 826         volMuteLabel->setPixmap( QPixmap( ":/volume-low" ) );
 827     else if( i_sliderVolume > (VOLUME_MAX * 2 / 3 ) )
 828         volMuteLabel->setPixmap( QPixmap( ":/volume-high" ) );
 829     else volMuteLabel->setPixmap( QPixmap( ":/volume-medium" ) );
 830     volMuteLabel->setToolTip( qtr( "Mute" ) );
 831 }
 832
 833 void ControlsWidget::updateVolume()
 834 {
 835     /* Audio part */
 836     audio_volume_t i_volume;
 837     aout_VolumeGet( p_intf, &i_volume );
 838     i_volume = ( i_volume *  VOLUME_MAX )/ (AOUT_VOLUME_MAX/2);
 839     int i_gauge = volumeSlider->value();
 840     b_my_volume = false;
 841     if( i_volume - i_gauge > 1 || i_gauge - i_volume > 1 )
 842     {
 843         b_my_volume = true;
 844         volumeSlider->setValue( i_volume );
 845         b_my_volume = false;
 846     }
 847 }
 848
 849 void ControlsWidget::updateInput()
 850 {
 851     /* Activate the interface buttons according to the presence of the input */
 852     enableInput( THEMIM->getIM()->hasInput() );
 853     enableVideo( THEMIM->getIM()->hasVideo() && THEMIM->getIM()->hasInput() );
 854 }
 855
 856 void ControlsWidget::setStatus( int status )
 857 {
 858     if( status == PLAYING_S ) /* Playing */
 859     {
 860         playButton->setIcon( QIcon( ":/pause_b" ) );
 861         playButton->setToolTip( qtr( "Pause the playback" ) );
 862     }
 863     else
 864     {
 865         playButton->setIcon( QIcon( ":/play_b" ) );
 866         playButton->setToolTip( qtr( I_PLAY_TOOLTIP ) );
 867     }
 868 }
 869
 870 /**
 871  * TODO
 872  * This functions toggle the fullscreen mode
 873  * If there is no video, it should first activate Visualisations...
 874  *  This has also to be fixed in enableVideo()
 875  */
 876 void ControlsWidget::fullscreen()
 877 {
 878     vout_thread_t *p_vout =
 879         (vout_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_VOUT, FIND_ANYWHERE );
 880     if( p_vout)
 881     {
 882         var_SetBool( p_vout, "fullscreen", !var_GetBool( p_vout, "fullscreen" ) );
 883         vlc_object_release( p_vout );
 884     }
 885 }
 886
 887 void ControlsWidget::extSettings()
 888 {
 889     THEDP->extendedDialog();
 890 }
 891
 892 void ControlsWidget::slower()
 893 {
 894     THEMIM->getIM()->slower();
 895 }
 896
 897 void ControlsWidget::faster()
 898 {
 899     THEMIM->getIM()->faster();
 900 }
 901
 902 void ControlsWidget::enableInput( bool enable )
 903 {
 904     slowerButton->setEnabled( enable );
 905     slider->setEnabled( enable );
 906     slider->setSliderPosition ( 0 );
 907     fasterButton->setEnabled( enable );
 908
 909     /* Advanced Buttons too */
 910     advControls->enableInput( enable );
 911 }
 912
 913 void ControlsWidget::enableVideo( bool enable )
 914 {
 915     // TODO Later make the fullscreenButton toggle Visualisation and so on.
 916     fullscreenButton->setEnabled( enable );
 917
 918     /* Advanced Buttons too */
 919     advControls->enableVideo( enable );
 920 }
 921
 922 void ControlsWidget::toggleAdvanced()
 923 {
 924     if( advControls && !b_advancedVisible )
 925     {
 926         advControls->show();
 927         b_advancedVisible = true;
 928     }
 929     else
 930     {
 931         advControls->hide();
 932         b_advancedVisible = false;
 933     }
 934     emit advancedControlsToggled( b_advancedVisible );
 935 }
 936
 937
 938 /**********************************************************************
 939  * Fullscrenn control widget
 940  **********************************************************************/
 941 FullscreenControllerWidget::FullscreenControllerWidget( intf_thread_t *_p_i,
 942         MainInterface *_p_mi, bool b_advControls, bool b_shiny )
 943         : ControlsWidget( _p_i, _p_mi, b_advControls, b_shiny, true ),
 944           i_mouse_last_x( -1 ), i_mouse_last_y( -1 ), b_mouse_over(false),
 945           b_slow_hide_begin(false), i_slow_hide_timeout(1),
 946           b_fullscreen( false ), i_hide_timeout( 1 ), p_vout(NULL)
 947 {
 948     setWindowFlags( Qt::ToolTip );
 949
 950     setFrameShape( QFrame::StyledPanel );
 951     setFrameStyle( QFrame::Sunken );
 952     setSizePolicy( QSizePolicy::Minimum, QSizePolicy::Minimum );
 953
 954     QGridLayout *fsLayout = new QGridLayout( this );
 955     fsLayout->setLayoutMargins( 5, 1, 5, 1, 5 );
 956
 957     /* First line */
 958     slider->setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Minimum);
 959     fsLayout->addWidget( slowerButton, 0, 0 );
 960     fsLayout->addWidget( slider, 0, 1, 1, 8 );
 961     fsLayout->addWidget( fasterButton, 0, 9 );
 962
 963     fsLayout->addWidget( playButton, 1, 0, 1, 2 );
 964     fsLayout->addLayout( controlButLayout, 1, 2 );
 965
 966     fsLayout->addWidget( discFrame, 1, 3 );
 967     fsLayout->addWidget( telexFrame, 1, 4 );
 968     fsLayout->addWidget( advControls, 1, 5, Qt::AlignVCenter );
 969     fsLayout->addWidget( fullscreenButton, 1, 6 );
 970
 971     fsLayout->addWidget( volMuteLabel, 1, 7 );
 972     fsLayout->addWidget( volumeSlider, 1, 8, 1, 2 );
 973
 974     /* hiding timer */
 975     p_hideTimer = new QTimer( this );
 976     CONNECT( p_hideTimer, timeout(), this, hideFSC() );
 977     p_hideTimer->setSingleShot( true );
 978
 979     /* slow hiding timer */
 980 #if HAVE_TRANSPARENCY
 981     p_slowHideTimer = new QTimer( this );
 982     CONNECT( p_slowHideTimer, timeout(), this, slowHideFSC() );
 983 #endif
 984
 985     adjustSize ();  /* need to get real width and height for moving */
 986
 987     /* center down */
 988     QDesktopWidget * p_desktop = QApplication::desktop();
 989
 990     move( p_desktop->width() / 2 - width() / 2,
 991           p_desktop->height() - height() );
 992
 993 #ifdef WIN32TRICK
 994     setWindowOpacity( 0.0 );
 995     fscHidden = true;
 996     adjustSize();
 997     show();
 998 #endif
 999
1000     vlc_mutex_init_recursive( &lock );
1001 }
1002
1003 FullscreenControllerWidget::~FullscreenControllerWidget()
1004 {
1005     detachVout();
1006     vlc_mutex_destroy( &lock );
1007 }
1008
1009 /**
1010  * Show fullscreen controller
1011  */
1012 void FullscreenControllerWidget::showFSC()
1013 {
1014     adjustSize();
1015 #ifdef WIN32TRICK
1016     // after quiting and going to fs, we need to call show()
1017     if( isHidden() )
1018         show();
1019
1020     if( fscHidden )
1021     {
1022         fscHidden = false;
1023         setWindowOpacity( 1.0 );
1024     }
1025 #else
1026     show();
1027 #endif
1028
1029 #if HAVE_TRANSPARENCY
1030     setWindowOpacity( DEFAULT_OPACITY );
1031 #endif
1032 }
1033
1034 /**
1035  * Hide fullscreen controller
1036  * FIXME: under windows it have to be done by moving out of screen
1037  *        because hide() doesnt work
1038  */
1039 void FullscreenControllerWidget::hideFSC()
1040 {
1041 #ifdef WIN32TRICK
1042     fscHidden = true;
1043     setWindowOpacity( 0.0 );    // simulate hidding
1044 #else
1045     hide();
1046 #endif
1047 }
1048
1049 /**
1050  * Plane to hide fullscreen controller
1051  */
1052 void FullscreenControllerWidget::planHideFSC()
1053 {
1054     vlc_mutex_lock( &lock );
1055     int i_timeout = i_hide_timeout;
1056     vlc_mutex_unlock( &lock );
1057
1058     p_hideTimer->start( i_timeout );
1059
1060 #if HAVE_TRANSPARENCY
1061     b_slow_hide_begin = true;
1062     i_slow_hide_timeout = i_timeout;
1063     p_slowHideTimer->start( i_slow_hide_timeout / 2 );
1064 #endif
1065 }
1066
1067 /**
1068  * Hidding fullscreen controller slowly
1069  * Linux: need composite manager
1070  * Windows: it is blinking, so it can be enabled by define TRASPARENCY
1071  */
1072 void FullscreenControllerWidget::slowHideFSC()
1073 {
1074 #if HAVE_TRANSPARENCY
1075     if( b_slow_hide_begin )
1076     {
1077         b_slow_hide_begin = false;
1078
1079         p_slowHideTimer->stop();
1080         /* the last part of time divided to 100 pieces */
1081         p_slowHideTimer->start( (int)( i_slow_hide_timeout / 2 / ( windowOpacity() * 100 ) ) );
1082
1083     }
1084     else
1085     {
1086 #ifdef WIN32TRICK
1087          if ( windowOpacity() > 0.0 && !fscHidden )
1088 #else
1089          if ( windowOpacity() > 0.0 )
1090 #endif
1091          {
1092              /* we should use 0.01 because of 100 pieces ^^^
1093                 but than it cannt be done in time */
1094              setWindowOpacity( windowOpacity() - 0.02 );
1095          }
1096
1097          if ( windowOpacity() <= 0.0 )
1098              p_slowHideTimer->stop();
1099     }
1100 #endif
1101 }
1102
1103 /**
1104  * event handling
1105  * events: show, hide, start timer for hidding
1106  */
1107 void FullscreenControllerWidget::customEvent( QEvent *event )
1108 {
1109     bool b_fs;
1110
1111     switch( event->type() )
1112     {
1113     case FullscreenControlToggle_Type:
1114          // FIXME
1115          TOGGLEV( this );
1116          break;
1117     case FullscreenControlShow_Type:
1118         vlc_mutex_lock( &lock );
1119         b_fs = b_fullscreen;
1120         vlc_mutex_unlock( &lock );
1121
1122         if( b_fs )  // FIXME I am not sure about that one
1123             showFSC();
1124         break;
1125     case FullscreenControlHide_Type:
1126         hideFSC();
1127         break;
1128     case FullscreenControlPlanHide_Type:
1129         if( !b_mouse_over ) // Only if the mouse is not over FSC
1130             planHideFSC();
1131         break;
1132     }
1133 }
1134
1135 /**
1136  * On mouse move
1137  * moving with FSC
1138  */
1139 void FullscreenControllerWidget::mouseMoveEvent( QMouseEvent *event )
1140 {
1141     if ( event->buttons() == Qt::LeftButton )
1142     {
1143         int i_moveX = event->globalX() - i_mouse_last_x;
1144         int i_moveY = event->globalY() - i_mouse_last_y;
1145
1146         move( x() + i_moveX, y() + i_moveY );
1147
1148         i_mouse_last_x = event->globalX();
1149         i_mouse_last_y = event->globalY();
1150     }
1151 }
1152
1153 /**
1154  * On mouse press
1155  * store position of cursor
1156  */
1157 void FullscreenControllerWidget::mousePressEvent( QMouseEvent *event )
1158 {
1159     i_mouse_last_x = event->globalX();
1160     i_mouse_last_y = event->globalY();
1161 }
1162
1163 /**
1164  * On mouse go above FSC
1165  */
1166 void FullscreenControllerWidget::enterEvent( QEvent *event )
1167 {
1168     b_mouse_over = true;
1169
1170     p_hideTimer->stop();
1171 #if HAVE_TRANSPARENCY
1172     p_slowHideTimer->stop();
1173 #endif
1174 }
1175
1176 /**
1177  * On mouse go out from FSC
1178  */
1179 void FullscreenControllerWidget::leaveEvent( QEvent *event )
1180 {
1181     planHideFSC();
1182
1183     b_mouse_over = false;
1184 }
1185
1186 /**
1187  * When you get pressed key, send it to video output
1188  * FIXME: clearing focus by clearFocus() to not getting
1189  * key press events didnt work
1190  */
1191 void FullscreenControllerWidget::keyPressEvent( QKeyEvent *event )
1192 {
1193     int i_vlck = qtEventToVLCKey( event );
1194     if( i_vlck > 0 )
1195     {
1196         var_SetInteger( p_intf->p_libvlc, "key-pressed", i_vlck );
1197         event->accept();
1198     }
1199     else
1200         event->ignore();
1201 }
1202
1203 /* */
1204 static int FullscreenControllerWidgetFullscreenChanged( vlc_object_t *vlc_object, const char *variable,
1205                                                         vlc_value_t old_val, vlc_value_t new_val,
1206                                                         void *data )
1207 {
1208     vout_thread_t *p_vout = (vout_thread_t *) vlc_object;
1209     FullscreenControllerWidget *p_fs = (FullscreenControllerWidget *)data;
1210
1211     p_fs->fullscreenChanged( p_vout, new_val.b_bool, var_GetInteger( p_vout, "mouse-hide-timeout" ) );
1212
1213     return VLC_SUCCESS;
1214 }
1215 /* */
1216 static int FullscreenControllerWidgetMouseMoved( vlc_object_t *vlc_object, const char *variable,
1217                                                  vlc_value_t old_val, vlc_value_t new_val,
1218                                                  void *data )
1219 {
1220     FullscreenControllerWidget *p_fs = (FullscreenControllerWidget *)data;
1221
1222     /* Show event */
1223     IMEvent *eShow = new IMEvent( FullscreenControlShow_Type, 0 );
1224     QApplication::postEvent( p_fs, static_cast<QEvent *>(eShow) );
1225
1226     /* Plan hide event */
1227     IMEvent *eHide = new IMEvent( FullscreenControlPlanHide_Type, 0 );
1228     QApplication::postEvent( p_fs, static_cast<QEvent *>(eHide) );
1229
1230     return VLC_SUCCESS;
1231 }
1232
1233
1234 /**
1235  * It is called when video start
1236  */
1237 void FullscreenControllerWidget::attachVout( vout_thread_t *p_nvout )
1238 {
1239     assert( p_nvout && !p_vout );
1240
1241     p_vout = p_nvout;
1242
1243     vlc_mutex_lock( &lock );
1244     var_AddCallback( p_vout, "fullscreen", FullscreenControllerWidgetFullscreenChanged, this ); /* I miss a add and fire */
1245     fullscreenChanged( p_vout, var_GetBool( p_vout, "fullscreen" ), var_GetInteger( p_vout, "mouse-hide-timeout" ) );
1246     vlc_mutex_unlock( &lock );
1247 }
1248 /**
1249  * It is called after turn off video.
1250  */
1251 void FullscreenControllerWidget::detachVout()
1252 {
1253     if( p_vout )
1254     {
1255         var_DelCallback( p_vout, "fullscreen", FullscreenControllerWidgetFullscreenChanged, this );
1256         vlc_mutex_lock( &lock );
1257         fullscreenChanged( p_vout, false, 0 );
1258         vlc_mutex_unlock( &lock );
1259         p_vout = NULL;
1260     }
1261 }
1262
1263 /**
1264  * Register and unregister callback for mouse moving
1265  */
1266 void FullscreenControllerWidget::fullscreenChanged( vout_thread_t *p_vout, bool b_fs, int i_timeout )
1267 {
1268     vlc_mutex_lock( &lock );
1269     if( b_fs && !b_fullscreen )
1270     {
1271         b_fullscreen = true;
1272         i_hide_timeout = i_timeout;
1273         var_AddCallback( p_vout, "mouse-moved", FullscreenControllerWidgetMouseMoved, this );
1274     }
1275     else if( !b_fs && b_fullscreen )
1276     {
1277         b_fullscreen = false;
1278         i_hide_timeout = i_timeout;
1279         var_DelCallback( p_vout, "mouse-moved", FullscreenControllerWidgetMouseMoved, this );
1280
1281         /* Force fs hidding */
1282         IMEvent *eHide = new IMEvent( FullscreenControlHide_Type, 0 );
1283         QApplication::postEvent( this, static_cast<QEvent *>(eHide) );
1284     }
1285     vlc_mutex_unlock( &lock );
1286 }
1287
1288 /**********************************************************************
1289  * Speed control widget
1290  **********************************************************************/
1291 SpeedControlWidget::SpeedControlWidget( intf_thread_t *_p_i ) :
1292                              QFrame( NULL ), p_intf( _p_i )
1293 {
1294     QSizePolicy sizePolicy( QSizePolicy::Maximum, QSizePolicy::Fixed );
1295     sizePolicy.setHorizontalStretch( 0 );
1296     sizePolicy.setVerticalStretch( 0 );
1297
1298     speedSlider = new QSlider;
1299     speedSlider->setSizePolicy( sizePolicy );
1300     speedSlider->setMaximumSize( QSize( 80, 200 ) );
1301     speedSlider->setOrientation( Qt::Vertical );
1302     speedSlider->setTickPosition( QSlider::TicksRight );
1303
1304     speedSlider->setRange( -24, 24 );
1305     speedSlider->setSingleStep( 1 );
1306     speedSlider->setPageStep( 1 );
1307     speedSlider->setTickInterval( 12 );
1308
1309     CONNECT( speedSlider, valueChanged( int ), this, updateRate( int ) );
1310
1311     QToolButton *normalSpeedButton = new QToolButton( this );
1312     normalSpeedButton->setMaximumSize( QSize( 26, 20 ) );
1313     normalSpeedButton->setAutoRaise( true );
1314     normalSpeedButton->setText( "1x" );
1315     normalSpeedButton->setToolTip( qtr( "Revert to normal play speed" ) );
1316
1317     CONNECT( normalSpeedButton, clicked(), this, resetRate() );
1318
1319     QVBoxLayout *speedControlLayout = new QVBoxLayout;
1320     speedControlLayout->setLayoutMargins( 4, 4, 4, 4, 4 );
1321     speedControlLayout->setSpacing( 4 );
1322     speedControlLayout->addWidget( speedSlider );
1323     speedControlLayout->addWidget( normalSpeedButton );
1324     setLayout( speedControlLayout );
1325 }
1326
1327 SpeedControlWidget::~SpeedControlWidget()
1328 {}
1329
1330 void SpeedControlWidget::setEnable( bool b_enable )
1331 {
1332     speedSlider->setEnabled( b_enable );
1333 }
1334
1335 void SpeedControlWidget::updateControls( int rate )
1336 {
1337     if( speedSlider->isSliderDown() )
1338     {
1339         //We don't want to change anything if the user is using the slider
1340         return;
1341     }
1342
1343     double value = 12 * log( (double)INPUT_RATE_DEFAULT / rate ) / log( 2 );
1344     int sliderValue = (int) ( ( value > 0 ) ? value + .5 : value - .5 );
1345
1346     if( sliderValue < speedSlider->minimum() )
1347     {
1348         sliderValue = speedSlider->minimum();
1349     }
1350     else if( sliderValue > speedSlider->maximum() )
1351     {
1352         sliderValue = speedSlider->maximum();
1353     }
1354
1355     //Block signals to avoid feedback loop
1356     speedSlider->blockSignals( true );
1357     speedSlider->setValue( sliderValue );
1358     speedSlider->blockSignals( false );
1359 }
1360
1361 void SpeedControlWidget::updateRate( int sliderValue )
1362 {
1363     double speed = pow( 2, (double)sliderValue / 12 );
1364     int rate = INPUT_RATE_DEFAULT / speed;
1365
1366     THEMIM->getIM()->setRate(rate);
1367 }
1368
1369 void SpeedControlWidget::resetRate()
1370 {
1371     THEMIM->getIM()->setRate(INPUT_RATE_DEFAULT);
1372 }