ResourceBrowser: added a PianoView widget

Added a PianoView widget to ResourceBrowser so one can easily preview selected
preset, sample etc.

Signed-off-by: Tobias Doerffel <tobias.doerffel@gmail.com>

include/ResourcePreviewer.h

@@ -28,6 +28,7 @@
 
 #include "track_container.h"
 
+class Piano;
 class ResourceItem;
 class instrumentTrack;
 
@@ -41,6 +42,8 @@ public:
 	void preview( ResourceItem * _item );
 	void stopPreview();
 
+	Piano * pianoModel();
+
 
 private:
 	class PreviewTrackContainer : public trackContainer

src/core/ResourcePreviewer.cpp

@@ -45,6 +45,8 @@ ResourcePreviewer::ResourcePreviewer() :
 	m_previewTrack = dynamic_cast<instrumentTrack *>(
 				track::create( track::InstrumentTrack,
 						&m_previewTrackContainer ) );
+	// make sure a default instrument is loaded
+	m_previewTrack->loadInstrument( "tripleoscillator" );
 	m_previewTrack->setJournalling( false );
 
 }
@@ -121,5 +123,13 @@ void ResourcePreviewer::stopPreview()
 }
 
 
+
+
+Piano * ResourcePreviewer::pianoModel()
+{
+	return m_previewTrack->pianoModel();
+}
+
+
 #include "moc_ResourcePreviewer.cxx"
 

src/gui/ResourceBrowser.cpp

@@ -33,6 +33,7 @@
 #include "UnifiedResourceProvider.h"
 #include "engine.h"
 #include "embed.h"
+#include "piano.h"
 
 
 struct ActionDesc
@@ -107,9 +108,13 @@ ResourceBrowser::ResourceBrowser( QWidget * _parent ) :
 			SIGNAL( clicked( const QModelIndex & ) ),
 			this, SLOT( stopItemPreview( const QModelIndex & ) ) );
 
+	PianoView * pianoView = new PianoView( contentParent() );
+	pianoView->setModel( m_previewer.pianoModel() );
+
 	// add widgets/layouts to us (we're a SideBarWidget)
 	addContentLayout( filterLayout );
 	addContentWidget( m_treeView );
+	addContentWidget( pianoView );
 
 
 	// instantly apply filter when typing into filterEdit