qt4: input_manager: Pass a boolean to indicate if there is an input loaded

Do not pass an input_thread_t through the Qt message loop

modules/gui/qt4/components/interface_widgets.cpp

@@ -514,7 +514,7 @@ SpeedLabel::SpeedLabel( intf_thread_t *_p_intf, QWidget *parent )
     /* Change the SpeedRate in the Label */
     CONNECT( THEMIM->getIM(), rateChanged( float ), this, setRate( float ) );
 
-    DCONNECT( THEMIM, inputChanged( input_thread_t * ),
+    DCONNECT( THEMIM, inputChanged( bool ),
               speedControl, activateOnState() );
 
     setContentsMargins(4, 0, 4, 0);

modules/gui/qt4/components/playlist/playlist_model.cpp

@@ -59,7 +59,7 @@ PLModel::PLModel( playlist_t *_p_playlist,  /* THEPL */
     rebuild( p_root );
     DCONNECT( THEMIM->getIM(), metaChanged( input_item_t *),
               this, processInputItemUpdate( input_item_t *) );
-    DCONNECT( THEMIM, inputChanged( input_thread_t * ),
+    DCONNECT( THEMIM, inputChanged( bool ),
               this, processInputItemUpdate( ) );
     CONNECT( THEMIM, playlistItemAppended( int, int ),
              this, processItemAppend( int, int ) );

modules/gui/qt4/extensions_manager.cpp

@@ -49,7 +49,7 @@ ExtensionsManager::ExtensionsManager( intf_thread_t *_p_intf, QObject *parent )
     menuMapper = new QSignalMapper( this );
     CONNECT( menuMapper, mapped( int ), this, triggerMenu( int ) );
     CONNECT( THEMIM->getIM(), playingStatusChanged( int ), this, playingChanged( int ) );
-    DCONNECT( THEMIM, inputChanged( input_thread_t * ),
+    DCONNECT( THEMIM, inputChanged( bool ),
               this, inputChanged( ) );
     CONNECT( THEMIM->getIM(), metaChanged( input_item_t* ),
              this, metaChanged( input_item_t* ) );

modules/gui/qt4/input_manager.cpp

@@ -1035,7 +1035,7 @@ MainInputManager::MainInputManager( intf_thread_t *_p_intf )
     mute.addCallback(   this, SLOT(notifyMute(bool)) );
 
     /* Warn our embedded IM about input changes */
-    DCONNECT( this, inputChanged( input_thread_t * ),
+    DCONNECT( this, inputChanged( bool ),
               im, inputChangedHandler() );
 }
 
@@ -1045,7 +1045,7 @@ MainInputManager::~MainInputManager()
     {
        vlc_object_release( p_input );
        p_input = NULL;
-       emit inputChanged( NULL );
+       emit inputChanged( false );
     }
 
     var_DelCallback( THEPL, "input-current", PLItemChanged, this );
@@ -1100,7 +1100,7 @@ void MainInputManager::customEvent( QEvent *event )
     if( p_input != NULL )
         vlc_object_release( p_input );
     p_input = playlist_CurrentInput( THEPL );
-    emit inputChanged( p_input );
+    emit inputChanged( p_input != NULL );
 }
 
 /* Playlist Control functions */

modules/gui/qt4/input_manager.hpp

@@ -309,7 +309,7 @@ private slots:
     void menusUpdateAudio( const QString& );
 
 signals:
-    void inputChanged( input_thread_t * );
+    void inputChanged( bool );
     void volumeChanged( float );
     void soundMuteChanged( bool );
     void playlistItemAppended( int itemId, int parentId );

modules/gui/qt4/util/input_slider.cpp

@@ -153,7 +153,7 @@ SeekSlider::SeekSlider( Qt::Orientation q, QWidget *_parent, bool _static )
     hideHandleTimer->setSingleShot( true );
     hideHandleTimer->setInterval( FADEOUTDELAY );
 
-    CONNECT( MainInputManager::getInstance(), inputChanged( input_thread_t * ), this , inputUpdated( input_thread_t * ) );
+    CONNECT( MainInputManager::getInstance(), inputChanged( bool ), this , inputUpdated( bool ) );
     CONNECT( this, sliderMoved( int ), this, startSeekTimer() );
     CONNECT( seekLimitTimer, timeout(), this, updatePos() );
     CONNECT( hideHandleTimer, timeout(), this, hideHandle() );
@@ -229,9 +229,9 @@ void SeekSlider::updateBuffering( float f_buffering_ )
     repaint();
 }
 
-void SeekSlider::inputUpdated( input_thread_t *p_input )
+void SeekSlider::inputUpdated( bool b_has_input )
 {
-    if ( p_input == NULL ) {
+    if ( b_has_input == false ) {
         animLoading->stop();
         mLoading = 0.0;
         repaint();

modules/gui/qt4/util/input_slider.hpp

@@ -120,7 +120,7 @@ public slots:
 private slots:
     void startSeekTimer();
     void updatePos();
-    void inputUpdated( input_thread_t *p_input );
+    void inputUpdated( bool );
 
 signals:
     void sliderDragged( float );