Allow TextureChooser's texture selection to be queried.

--HG--
branch : gsoc2014-dfighter

code/studio/src/plugins/gui_editor/texture_chooser.cpp

@@ -33,6 +33,25 @@ void TextureChooser::load()
 		listWidget->addItem( itr->c_str() );
 		++itr;
 	}
+
+	listWidget->setCurrentRow( 0 );
+}
+
+void TextureChooser::accept()
+{
+	QListWidgetItem *item = listWidget->currentItem();
+	if( item == NULL )
+		return;
+
+	selection = item->text();
+	QDialog::accept();
+}
+
+void TextureChooser::reject()
+{
+	selection = "";
+
+	QDialog::reject();
 }
 
 void TextureChooser::onCurrentRowChanged( int row )

code/studio/src/plugins/gui_editor/texture_chooser.h

@@ -12,12 +12,19 @@ public:
 	~TextureChooser();
 
 	void load();
+	QString getSelection(){ return selection; }
+
+public Q_SLOTS:
+	void accept();
+	void reject();
 
 private Q_SLOTS:
 	void onCurrentRowChanged( int row );
 
 private:
 	void setupConnections();
+
+	QString selection;
 };
 
 #endif