Refactored code for "stopped preview" status.

src/gui/ClipPreviewWidget.cpp

@@ -26,7 +26,7 @@
 
 ClipPreviewWidget::ClipPreviewWidget( QWidget* renderWidget ) :
     GenericPreviewWidget( renderWidget ),
-    m_clipLoaded( false ), m_videoStopped( true ), m_vlcMedia( NULL )
+    m_clipLoaded( false ), m_vlcMedia( NULL )
 {
 }
 
@@ -50,22 +50,22 @@ void        ClipPreviewWidget::startPreview( Media* media )
 
     m_mediaPlayer->play();
     m_clipLoaded = true;
-    m_videoStopped = false;
+    m_isRendering = true;
     m_paused = false;
 }
 
 void        ClipPreviewWidget::setPosition( float newPos )
 {
-    if ( m_clipLoaded == false || m_videoStopped == true )
+    if ( m_clipLoaded == false || m_isRendering == false )
         return ;
     m_mediaPlayer->setPosition( newPos );
 }
 
 void        ClipPreviewWidget::stop()
 {
-    if ( m_clipLoaded == true && m_videoStopped == false )
+    if ( m_clipLoaded == true && m_isRendering == true )
     {
-        m_videoStopped = true;
+        m_isRendering = false;
         m_mediaPlayer->stop();
         m_paused = false;
     }
@@ -75,8 +75,8 @@ void        ClipPreviewWidget::togglePlayPause( bool forcePause )
 {
     if ( m_clipLoaded == false)
         return ;
-    if ( m_videoStopped == true )
-        m_videoStopped = false;
+    if ( m_isRendering == false )
+        m_isRendering = true;
 
     if ( m_paused == false )
     {
@@ -92,7 +92,7 @@ void        ClipPreviewWidget::togglePlayPause( bool forcePause )
 
 void        ClipPreviewWidget::nextFrame()
 {
-    if ( m_videoStopped == false && m_paused == true )
+    if ( m_isRendering == true && m_paused == true )
     {
         qint64   interval =  static_cast<qint64>( (1.0f / m_mediaPlayer->getFps()) * 1000.0f );
         m_mediaPlayer->setTime( m_mediaPlayer->getTime() + interval );
@@ -101,7 +101,7 @@ void        ClipPreviewWidget::nextFrame()
 
 void        ClipPreviewWidget::previousFrame()
 {
-    if ( m_videoStopped == false && m_paused == true )
+    if ( m_isRendering == false && m_paused == true )
     {
         qint64   interval =  static_cast<qint64>( (1.0f / m_mediaPlayer->getFps()) * 1000.0f );
         m_mediaPlayer->setTime( m_mediaPlayer->getTime() - interval );
@@ -131,6 +131,6 @@ void        ClipPreviewWidget::__positionChanged()
 void        ClipPreviewWidget::__endReached()
 {
     m_mediaPlayer->stop();
-    m_videoStopped = true;
+    m_isRendering = false;
     emit endReached();
 }

src/gui/ClipPreviewWidget.h

@@ -49,7 +49,6 @@ public:
 
 private:
     bool                    m_clipLoaded;
-    bool                    m_videoStopped;
     LibVLCpp::Media*        m_vlcMedia;
 
 public slots:

src/gui/GenericPreviewWidget.h

@@ -35,7 +35,9 @@ class   GenericPreviewWidget : public QObject
     Q_DISABLE_COPY( GenericPreviewWidget );
 
 public:
-    explicit GenericPreviewWidget( QWidget* renderWidget ) : m_paused( false )
+    explicit GenericPreviewWidget( QWidget* renderWidget ) :
+                m_paused( false ),
+                m_isRendering( false )
     {
         m_mediaPlayer = new LibVLCpp::MediaPlayer();
         m_mediaPlayer->setDrawable( renderWidget->winId() );
@@ -55,6 +57,10 @@ public:
     {
         return m_paused;
     }
+    bool                            isRendering() const
+    {
+        return m_isRendering;
+    }
 
 protected:
     LibVLCpp::MediaPlayer*          m_mediaPlayer;
@@ -65,6 +71,12 @@ protected:
      */
     bool                            m_paused;
 
+    /**
+     *  \brief Will be equal to true if a render has been started, even if it paused.
+     */
+    bool                            m_isRendering;
+
+
 public slots:
     virtual void                    __positionChanged() = 0;
     virtual void                    __videoPaused() = 0;

src/gui/RenderPreviewWidget.cpp

@@ -28,7 +28,6 @@
 RenderPreviewWidget::RenderPreviewWidget( MainWorkflow* mainWorkflow, QWidget* renderWidget ) :
             GenericPreviewWidget( renderWidget ),
             m_mainWorkflow( mainWorkflow ),
-            m_isRendering( false ),
             m_framePlayed( false )
 {
     m_framePlayedLock = new QReadWriteLock;

src/gui/RenderPreviewWidget.h

@@ -60,7 +60,6 @@ class   RenderPreviewWidget : public GenericPreviewWidget
     private:
         MainWorkflow*       m_mainWorkflow;
         LibVLCpp::Media*    m_media;
-        bool                m_isRendering;
         QReadWriteLock*     m_framePlayedLock;
         bool                m_framePlayed;