如何取消选中Ext.tree.TreePanel中的所有树节点？

Question

我想要一个'重置'方法取消选中所有已检查的节点Ext.tree.TreePanel.

Answer 1

tree.getRootNode().cascade(function(n) {
    var ui = n.getUI();
    ui.toggleCheck(false);
});

如下所示:http://www.sencha.com/forum/showthread.php？12888-solved-programatically-unchecking- checked-tree-nodes& p=62845#post62845