/** Creates the MainMenu as TreeMenu as default. <br> */
private void createMainTreeMenu(Event event) {
// get an instance of the borderlayout defined in the index.zul-file
Borderlayout bl = (Borderlayout) Path.getComponent("/outerIndexWindow/borderlayoutMain");
// get an instance of the searched west layout area
West west = bl.getWest();
west.setFlex(true);
west.setAutoscroll(true);
// clear the WEST child comps
west.getChildren().clear();
HashMap<String, Object> map = new HashMap<String, Object>();
map.put("indexController", this);
// create the components from the src/main/resources/mainmenu.xml and
// put it in the WEST layout area
// Overhand this controller self in a map
Executions.createComponents("/WEB-INF/xhtml/mainTreeMenu.zul", west, map);
}
