Ext.TreePanel 树形目录显示复选框
Ext.onReady(function() {
Ext.QuickTips.init();
Ext.BLANK_IMAGE_URL = "extjs/resources/images/default/s.gif";
var mytree = new Ext.tree.TreePanel({
el : "container",
animate : true,
title : "简单Extjs动态树",
collapsible : true,
enableDD : true,
enableDrag : true,
rootVisible : true,
autoScroll : true,
autoHeight : true,
width : 150,
lines : true
});
// 根节点
var root = new Ext.tree.TreeNode({
id : "root",
text : "根节点",
checked : false
});
for (var j = 1; j < 4; ++j) {
var node = root.appendChild(new Ext.tree.TreeNode({
text : '客户企业A' + j,
allowDrag : false,
checked : false
}));
for (var n = 1; n < 4; ++n) {
node.appendChild(new Ext.tree.TreeNode({
text : '栏目' + n,
allowDrag : false,
checked : false
}));
}
}
mytree.setRootNode(root);
mytree.render();
mytree.on('checkchange', function(node, checked) {
node.expand();
node.attributes.checked = checked;
node.eachChild(function(child) {
child.ui.toggleCheck(checked);
child.attributes.checked = checked;
child.fireEvent('checkchange', child,
checked);
});
}, mytree);
var button = new Ext.Button({
text : "选中id",
handler : function() {
var b = mytree.getChecked();
var checkid = new Array;// 存放选中id的数组
for (var i = 0; i < b.length; i++) {
checkid.push(b[i].text);// 添加id到数组
}
alert(checkid.toString());
}
}).render(document.body, "btn");
});
treenode.html
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>treenode复选框</title>
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="this is my page">
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<link href="extjs/resources/css/ext-all.css" rel="stylesheet"
type="text/css" />
<script src="extjs/adapter/ext/ext-base.js" type="text/javascript"></script>
<script src="extjs/ext-core.js" type="text/javascript"></script>
<script src="extjs/ext-all.js" type="text/javascript"></script>
<script type="text/javascript" src="treenode.js"></script>
</head>
<body>
<div id="container">
</div>
<br />
<br />
<div id="btn"></div>
</body>
</html>
效果如下