Beautified the settings dialog

Double-clicking a folder in the behaves like open folder


FossilOrigin-Name: 8a4fbbb14628b2dc53b8d46a35a3b4f43182db9c

MainWindow.cpp

@@ -1832,6 +1832,12 @@ void MainWindow::on_actionOpenFolder_triggered()
 		return;
 
 	QModelIndex index = selection.indexes().at(0);
+	on_treeView_doubleClicked(index);
+}
+
+//------------------------------------------------------------------------------
+void MainWindow::on_treeView_doubleClicked(const QModelIndex &index)
+{
 	QString target = repoDirModel.data(index, REPODIRMODEL_ROLE_PATH).toString();
 	target = getCurrentWorkspace() + PATH_SEP + target;
 
@@ -2003,4 +2009,3 @@ _exit:
 	refresh();
 }
 
-