main_interface.cpp

VLC Player Source Code

    /* Add the controls Widget to the main Widget */
    mainLayout->insertWidget( 0, controls, 0, Qt::AlignBottom );

    /* Create the Speed Control Widget */
    speedControl = new SpeedControlWidget( p_intf );
    speedControlMenu = new QMenu( this );

    QWidgetAction *widgetAction = new QWidgetAction( speedControl );
    widgetAction->setDefaultWidget( speedControl );
    speedControlMenu->addAction( widgetAction );

    /* Visualisation */
    /* Disabled for now, they SUCK */
    #if 0
    visualSelector = new VisualSelector( p_intf );
    mainLayout->insertWidget( 0, visualSelector );
    visualSelector->hide();
    #endif

    /* Bg Cone */
    bgWidget = new BackgroundWidget( p_intf );
    bgWidget->resize(
            settings->value( "backgroundSize", QSize( 300, 200 ) ).toSize() );
    bgWidget->updateGeometry();
    mainLayout->insertWidget( 0, bgWidget );
    CONNECT( this, askBgWidgetToToggle(), bgWidget, toggle() );

    if( i_visualmode != QT_ALWAYS_VIDEO_MODE &&
        i_visualmode != QT_MINIMAL_MODE )
    {
        bgWidget->hide();
    }

    /* And video Outputs */
    if( videoEmbeddedFlag )
    {
        videoWidget = new VideoWidget( p_intf );
        mainLayout->insertWidget( 0, videoWidget, 10 );
    }

    /* Finish the sizing */
    main->updateGeometry();
}

inline void MainInterface::askForPrivacy()
{
    /**
     * Ask for the network policy on FIRST STARTUP
     **/
    if( config_GetInt( p_intf, "qt-privacy-ask") )
    {
        QList<ConfigControl *> controls;
        if( privacyDialog( &controls ) == QDialog::Accepted )
        {
            QList<ConfigControl *>::Iterator i;
            for(  i = controls.begin() ; i != controls.end() ; i++ )
            {
                ConfigControl *c = qobject_cast<ConfigControl *>(*i);
                c->doApply( p_intf );
            }

            config_PutInt( p_intf,  "qt-privacy-ask" , 0 );
            /* We have to save here because the user may not launch Prefs */
            config_SaveConfigFile( p_intf, NULL );
        }
    }
}

int MainInterface::privacyDialog( QList<ConfigControl *> *controls )
{
    QDialog *privacy = new QDialog();

    privacy->setWindowTitle( qtr( "Privacy and Network Policies" ) );

    QGridLayout *gLayout = new QGridLayout( privacy );

    QGroupBox *blabla = new QGroupBox( qtr( "Privacy and Network Warning" ) );
    QGridLayout *blablaLayout = new QGridLayout( blabla );
    QLabel *text = new QLabel( qtr(
        "<p>The <i>VideoLAN Team</i> doesn't like when an application goes "
        "online without authorization.</p>\n "
        "<p><i>VLC media player</i> can request limited information on "
        "the Internet, especially to get CD covers or to know "
        "if updates are available.</p>\n"
        "<p><i>VLC media player</i> <b>DOES NOT</b> send or collect <b>ANY</b> "
        "information, even anonymously, about your usage.</p>\n"
        "<p>Therefore please check the following options, the default being "
        "almost no access on the web.</p>\n") );
    text->setWordWrap( true );
    text->setTextFormat( Qt::RichText );

    blablaLayout->addWidget( text, 0, 0 ) ;

    QGroupBox *options = new QGroupBox;
    QGridLayout *optionsLayout = new QGridLayout( options );

    gLayout->addWidget( blabla, 0, 0, 1, 3 );
    gLayout->addWidget( options, 1, 0, 1, 3 );
    module_config_t *p_config;
    ConfigControl *control;
    int line = 0;

#define CONFIG_GENERIC( option, type )                            \
    p_config =  config_FindConfig( VLC_OBJECT(p_intf), option );  \
    if( p_config )                                                \
    {                                                             \
        control =  new type ## ConfigControl( VLC_OBJECT(p_intf), \
                p_config, options, false, optionsLayout, line );  \
        controls->append( control );                               \
    }

#define CONFIG_GENERIC_NOBOOL( option, type )                     \
    p_config =  config_FindConfig( VLC_OBJECT(p_intf), option );  \
    if( p_config )                                                \
    {                                                             \
        control =  new type ## ConfigControl( VLC_OBJECT(p_intf), \
                p_config, options, optionsLayout, line );  \
        controls->append( control );                               \
    }

    CONFIG_GENERIC( "album-art", IntegerList ); line++;
#ifdef UPDATE_CHECK
    CONFIG_GENERIC_NOBOOL( "qt-updates-notif", Bool ); line++;
    CONFIG_GENERIC_NOBOOL( "qt-updates-days", Integer ); line++;
#endif

    QPushButton *ok = new QPushButton( qtr( "OK" ) );

    gLayout->addWidget( ok, 2, 2 );

    CONNECT( ok, clicked(), privacy, accept() );
    return privacy->exec();
}


/**********************************************************************
 * Handling of sizing of the components
 **********************************************************************/

/* This function is probably wrong, but we don't have many many choices...
   Since we can't know from the playlist Widget if we are inside a dock or not,
   because the playlist Widget can be called by THEDP, as a separate windows for
   the skins.
   Maybe the other solution is to redefine the sizeHint() of the playlist and
   ask _parent->isFloating()...
   If you think this would be better, please FIXME it...
*/

QSize MainInterface::sizeHint() const
{
    int nwidth  = controls->sizeHint().width();
    int nheight = controls->isVisible() ?
                  controls->size().height()
                  + menuBar()->size().height()
                  + statusBar()->size().height()
                  : 0 ;

    if( VISIBLE( bgWidget ) )
    {
        nheight += bgWidget->size().height();
        nwidth  = bgWidget->size().width();
    }
    else if( videoIsActive && videoWidget->isVisible() )
    {
        nheight += videoWidget->sizeHint().height();
        nwidth  = videoWidget->sizeHint().width();
    }
#if 0
    if( !dockPL->isFloating() && dockPL->isVisible() && dockPL->widget()  )
    {
        nheight += dockPL->size().height();
        nwidth = __MAX( nwidth, dockPL->size().width() );
        msg_Warn( p_intf, "3 %i %i", nheight, nwidth );
    }
#endif
    return QSize( nwidth, nheight );
}

void MainInterface::toggleFSC()
{
   if( !fullscreenControls ) return;

   IMEvent *eShow = new IMEvent( FullscreenControlToggle_Type, 0 );
   QApplication::postEvent( fullscreenControls, static_cast<QEvent *>(eShow) );
}

void MainInterface::debug()
{
#ifndef NDEBUG
    msg_Dbg( p_intf, "size: %i - %i", size().height(), size().width() );
    msg_Dbg( p_intf, "sizeHint: %i - %i", sizeHint().height(), sizeHint().width() );
    if( videoWidget && videoWidget->isVisible() )
    {
        msg_Dbg( p_intf, "size: %i - %i", size().height(), size().width() );
        msg_Dbg( p_intf, "sizeHint: %i - %i", sizeHint().height(), sizeHint().width() );
    }
#endif
}

/****************************************************************************
 * Small right-click menu for rate control
 ****************************************************************************/
void MainInterface::showSpeedMenu( QPoint pos )
{
    speedControlMenu->exec( QCursor::pos() - pos
                          + QPoint( 0, speedLabel->height() ) );
}

/****************************************************************************
 * Video Handling
 ****************************************************************************/

/* This event is used to deal with the fullscreen and always on top
   issue conflict (bug in wx) */
class SetVideoOnTopQtEvent : public QEvent
{
public:
    SetVideoOnTopQtEvent( bool _onTop ) :
      QEvent( (QEvent::Type)SetVideoOnTopEvent_Type ), onTop( _onTop)
    {}

    bool OnTop() const { return onTop; }

private:
    bool onTop;
};

/**
 * README
 * Thou shall not call/resize/hide widgets from on another thread.
 * This is wrong, and this is TEH reason to emit signals on those Video Functions
 **/
void *MainInterface::requestVideo( vout_thread_t *p_nvout, int *pi_x,
                                   int *pi_y, unsigned int *pi_width,
                                   unsigned int *pi_height )
{
    /* Request the videoWidget */
    void *ret = videoWidget->request( p_nvout,pi_x, pi_y, pi_width, pi_height );
    if( ret ) /* The videoWidget is available */
    {
        /* Did we have a bg ? Hide it! */
        if( VISIBLE( bgWidget) )
        {
            bgWasVisible = true;
            emit askBgWidgetToToggle();
        }
        else
            bgWasVisible = false;

        /* Consider the video active now */
        videoIsActive = true;

        emit askUpdate();

        if( fullscreenControls ) fullscreenControls->attachVout( p_nvout );
    }
    return ret;
}

/* Call from the WindowClose function */
void MainInterface::releaseVideo( void *p_win )
{
    if( fullscreenControls ) fullscreenControls->detachVout();
    if( p_win )
        emit askReleaseVideo( p_win );
}

/* Function that is CONNECTED to the previous emit */
void MainInterface::releaseVideoSlot( void *p_win )
{
    videoWidget->release( p_win );

    if( bgWasVisible )
    {
        /* Reset the bg state */
        bgWasVisible = false;
        bgWidget->show();
    }

    videoIsActive = false;

    /* Try to resize, except when you are in Fullscreen mode */
    if( !isFullScreen() ) doComponentsUpdate();
}

/* Call from WindowControl function */
int MainInterface::controlVideo( void *p_window, int i_query, va_list args )
{
    int i_ret = VLC_SUCCESS;
    switch( i_query )
    {
        case VOUT_GET_SIZE:
        {
            unsigned int *pi_width  = va_arg( args, unsigned int * );
            unsigned int *pi_height = va_arg( args, unsigned int * );
            *pi_width = videoWidget->videoSize.width();
            *pi_height = videoWidget->videoSize.height();
            break;
        }
        case VOUT_SET_SIZE:
        {
            unsigned int i_width  = va_arg( args, unsigned int );
            unsigned int i_height = va_arg( args, unsigned int );
            emit askVideoToResize( i_width, i_height );
            emit askUpdate();
            break;
        }
        case VOUT_SET_STAY_ON_TOP:
        {
            int i_arg = va_arg( args, int );
            QApplication::postEvent( this, new SetVideoOnTopQtEvent( i_arg ) );
            break;
        }
        default:
            i_ret = VLC_EGENERIC;
            msg_Warn( p_intf, "unsupported control query" );
            break;
    }
    return i_ret;
}

/*****************************************************************************
 * Playlist, Visualisation and Menus handling
 *****************************************************************************/
/**
 * Toggle the playlist widget or dialog
 **/
void MainInterface::togglePlaylist()
{
    /* CREATION
    If no playlist exist, then create one and attach it to the DockPL*/
    if( !playlistWidget )
    {
        playlistWidget = new PlaylistWidget( p_intf, this );

        i_pl_dock = PL_UNDOCKED;
/*        i_pl_dock = (pl_dock_e)getSettings()
                         ->value( "pl-dock-status", PL_UNDOCKED ).toInt(); */

        if( i_pl_dock == PL_UNDOCKED )
        {
            playlistWidget->setWindowFlags( Qt::Window );

            QVLCTools::restoreWidgetPosition( p_intf, "Playlist",
                    playlistWidget, QSize( 600, 300 ) );
        }
        else
        {
            mainLayout->insertWidget( 4, playlistWidget );
        }
        playlistVisible = true;

        playlistWidget->show();
    }
    else
    {
    /* toggle the visibility of the playlist */
       TOGGLEV( playlistWidget );
       playlistVisible = !playlistVisible;
       //doComponentsUpdate(); //resize( sizeHint() );
    }
}

/* Function called from the menu to undock the playlist */
void MainInterface::undockPlaylist()
{
//    dockPL->setFloating( true );
//    adjustSize();
}

void MainInterface::dockPlaylist( pl_dock_e i_pos )
{
}

void MainInterface::toggleMinimalView()
{
    /* HACK for minimalView, see menus.cpp */
    if( !menuBar()->isVisible() ) QVLCMenu::minimalViewAction->toggle();

    if( i_visualmode != QT_ALWAYS_VIDEO_MODE &&
        i_visualmode != QT_MINIMAL_MODE )
    { /* NORMAL MODE then */
        if( videoWidget->isHidden() ) emit askBgWidgetToToggle();
        else
        {
            /* If video is visible, then toggle the status of bgWidget */
            bgWasVisible = !bgWasVisible;
        }
    }

    TOGGLEV( menuBar() );
    TOGGLEV( controls );
    TOGGLEV( statusBar() );
    doComponentsUpdate();
}

/* Video widget cannot do this synchronously as it runs in another thread */
/* Well, could it, actually ? Probably dangerous ... */

/* This function is called:
   - toggling of minimal View
   - through askUpdate() by Vout thread request video and resize video (zoom)
   - Advanced buttons toggled
 */
void MainInterface::doComponentsUpdate()
{
    msg_Dbg( p_intf, "Updating the geometry" );
    /* Here we resize to sizeHint() and not adjustsize because we want
       the videoWidget to be exactly the correctSize */
    resize( sizeHint() );
    //    adjustSize()  ;
#ifndef NDEBUG
    debug();
#endif