var root=new Ext.tree.AsyncTreeNode({
id:'root',
text:'权限树'
});
var orgTree=new Ext.tree.TreePanel({
animate:true,
useArrows:true,
frame:true,
autoScroll:true,
enableDD: false,
containerScroll: true,
rootVisible:false,
root:root,
listeners:
{
checkchange : function(node,checked){
checkChange(node,checked);
}
},
//监听
var checkChange = function(node,checked){
checkParent(node,checked)//反选父节点
if(node.isLeaf()){
}else{
checkChild(node,checked);//反选子节点
}
}
//父节点反选
var checkParent = function(node,checked){
if(checked){
//判断是否到了顶层父节点
if(node.parentNode!=null){
if(node.parentNode.attributes.checked){
node.parentNode.getUI().checkbox.checked = !checked;
}else{
}
checkParent(node.parentNode,checked);
}
}else{
}
}
//子节点反选
var checkChild = function(node,checked){
if(!node.hasChildNodes()){
return;
}else{
if(checked){
node.eachChild(function(child) {
child.getUI().checkbox.checked = !checked;
checkChild(child,checked);
});
}else{
}
}
}
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/25261409/viewspace-1053295/ ，如需转载，请注明出处，否则将追究法律责任。
