ResourceItem: added TypePluginSpecificPreset

Added another type TypePluginSpecificPreset in Types enumeration. This
allows handling for example XIZ files (ZynAddSubFX presets) properly.

include/ResourceItem.h

@@ -54,6 +54,7 @@ public:
 		TypeSample,
 		TypeSoundFont,
 		TypePreset,
+		TypePluginSpecificPreset,
 		TypeProject,
 		TypeMidiFile,
 		TypeForeignProject,

src/core/ResourceItem.cpp

@@ -157,6 +157,8 @@ ResourceItem::Type ResourceItem::guessType( void ) const
 		typeMap["xpf"] = TypePreset;
 		typeMap["cs.xml"] = TypePreset;
 
+		typeMap["xiz"] = TypePluginSpecificPreset;
+
 		typeMap["mmp"] = TypeProject;
 		typeMap["mmpz"] = TypeProject;
 

src/core/ResourceTreeModel.cpp

@@ -84,6 +84,7 @@ case ResourceItem::TypeDirectory:
 case ResourceItem::TypeSample:
 	return embed::getIconPixmap( "mimetypes/sample", 24, 24 );
 case ResourceItem::TypePreset:
+case ResourceItem::TypePluginSpecificPreset:
 	return embed::getIconPixmap( "mimetypes/preset", 24, 24 );
 case ResourceItem::TypeProject:
 	return embed::getIconPixmap( "project_file", 24, 24 );

src/gui/ResourceBrowser.cpp

@@ -159,6 +159,7 @@ void ResourceBrowser::showContextMenu( const QPoint & _pos )
 		case ResourceItem::TypeSample:
 		case ResourceItem::TypeSoundFont:
 		case ResourceItem::TypePreset:
+		case ResourceItem::TypePluginSpecificPreset:
 		case ResourceItem::TypePlugin:
 			m.addAction( m_actions[LoadInNewTrackSongEditor] );
 			m.addAction( m_actions[LoadInNewTrackBBEditor] );