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焰尾迭 发表于 2015-10-15 16:22 
tree.expandLevel(1);我也试了一下，没有效果
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>折叠、展开节点</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" /><link href="../demo.css" rel="stylesheet" type="text/css" />
<script src="../../scripts/boot.js" type="text/javascript"></script>
</head>
<body>
<h1>折叠、展开节点</h1>
<input type="button" value="展开所有" onclick="expandAll()"/>
<input type="button" value="折叠所有" onclick="collapseAll()"/><br />
<input type="button" value="展开第一级" onclick="expandLevel()"/>
<input type="button" value="展开第二级" onclick="expandLevel2()"/>
<input type="button" value="折叠第一级" onclick="collapseLevel()"/><br />
<input type="button" value="展开选中节点" onclick="expandNode()"/>
<input type="button" value="折叠选中节点" onclick="collapseNode()"/><br />
<input type="button" value="展开节点路径" onclick="expandPath()"/>
<input type="button" value="折叠节点路径" onclick="collapsePath()"/>
<ul id="tree1" class="mini-tree" style="width:200px;padding:5px;"
showTreeIcon="true" textField="text" idField="id"
>
</ul>
<script type="text/javascript">
var data=[
{id: "base", text: "Base",
children: [
{id: "ajax", text: "Ajax"},
{id: "json", text: "JSON"},
{id: "date", text: "Date"},
{id: "control", text: "Control"},
{id: "messagebox", text: "MessageBox"},
{id: "window", text: "Window"}
]
},
{id: "forms", text: "Forms",
children: [
{id: "button", text: "Button"},
{id: "listbox", text: "ListBox"},
{id: "checkboxlist", text: "CheckBoxList"},
{id: "radiolist", text: "RadioList"},
{id: "calendar", text: "Calendar"},
{id: "textbox", text: "TextBox"},
{id: "password", text: "Password"},
{id: "textarea", text: "TextArea"},
{id: "combobox", text: "ComboBox"},
{id: "datepicker", text: "DatePicker"},
{id: "spinner", text: "Spinner"},
{id: "treeselect", text: "TreeSelect"},
{id: "fileupload", text: "FileUpload"}
]
},
{id: "lists", text: "Lists",
children: [
{id: "datagrid", text: "DataGrid"},
{id: "tree", text: "Tree"},
{id: "treegrid", text: "TreeGrid ",children: [
{id: "datagrid", text: "DataGrid"}
]}
]
},
{id: "layouts", text: "Layouts",
children: [
{id: "panel", text: "Panel"},
{id: "splitter", text: "Splitter"},
{id: "layout", text: "Layout "}
]
},
{id: "navigations", text: "Navigations",
children: [
{id: "pager", text: "Pager"},
{id: "tabs", text: "Tabs"},
{id: "outlookbar", text: "OutlookBar"},
{id: "menu", text: "Menu"}
]
}
];
$(function(){
mini.parse();
var tree = mini.get("tree1");
tree.loadData(data);
});
function collapseAll() {
var tree = mini.get("tree1");
tree.collapseAll();
}
function expandAll() {
var tree = mini.get("tree1");
tree.expandAll();
}
function collapseLevel() {
var tree = mini.get("tree1");
tree.collapseLevel(0);
}
function expandLevel() {
var tree = mini.get("tree1");
tree.expandLevel(0);
}
function expandLevel2(){
var tree = mini.get("tree1");
tree.expandLevel(1);
}
function collapseNode() {
var tree = mini.get("tree1");
var node = tree.getSelectedNode();
if (node) {
tree.collapseNode(node);
}
}
function expandNode() {
var tree = mini.get("tree1");
var node = tree.getSelectedNode();
if (node) {
tree.expandNode(node);
}
}
function collapsePath() {
var tree = mini.get("tree1");
tree.collapsePath("datagrid");
}
function expandPath() {
var tree = mini.get("tree1");
tree.selectNode("datagrid");
tree.expandPath("datagrid");
}
</script>
<div class="description">
<h3>Description</h3>
<p>
</p>
</div>
</body>
</html> |
|
发表于 2014-12-5 10:40:56
收藏
发表于 2014-12-5 11:54:54