ResourcesBrowser: improved item filtering

Filter line-edit is now placed above actual tree view and has been
decorated with a small icon as well as a status label, displaying the
number of filtered and total number of items.

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

include/resources_browser.h

@@ -29,6 +29,7 @@
 #include "side_bar_widget.h"
 
 class QAction;
+class QLabel;
 class ResourcesItem;
 class ResourcesTreeModel;
 class ResourcesTreeView;
@@ -58,6 +59,7 @@ public:
 
 private slots:
 	void showContextMenu( const QPoint & _pos );
+	void updateFilterStatus();
 
 
 private:
@@ -68,6 +70,8 @@ private:
 	ResourcesTreeModel * m_treeModel;
 	ResourcesTreeView * m_treeView;
 
+	QLabel * m_filterStatusLabel;
+
 } ;
 
 

include/resources_item.h

@@ -159,6 +159,11 @@ public:
 		return m_treeItem;
 	}
 
+	const ResourcesTreeItem * treeItem( void ) const
+	{
+		return m_treeItem;
+	}
+
 	const QDateTime & lastMod( void ) const
 	{
 		return m_lastMod;

include/resources_tree_model.h

@@ -75,6 +75,9 @@ public:
 		return treeItem( _idx )->item();
 	}
 
+	int totalItems() const;
+	int shownItems() const;
+
 
 private:
 	bool filterItems( ResourcesTreeItem * _item,