UndoRedoSupport.java 文件源码

@Override
public void componentAdded(ContainerEvent e) {
    Component c = e.getChild();
    while(((c = c.getParent()) != null)) {
        if(c instanceof TopComponent) {
            RequestProcessor.Task t = (RequestProcessor.Task) ((TopComponent)c).getClientProperty(REGISTER_TASK);
            if(t != null) {
                t.schedule(1000);
            } 
            break;
        }
    }
}