Asp.net 2.0 中的TreeView的右键菜单
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<%@ PageLanguage="C#" %>
<html>
<head>
<style>
<!--
.skin1 {
cursor:default;
font:menutext;
position:absolute;
text-align:left;
font-family:Arial, Helvetica,sans-serif;
font-size:10pt;
width:120px;
background-color:menu;
border:1solid buttonface;
visibility:hidden;
border:2outset buttonhighlight;
}
.menuitems {
padding-left:15px;
padding-right:10px;
}
-->
</style>
<scripttype="text/javascript">
<!-- Begin
var menuskin = "skin1";
var display_url = 1;// Show URLs in status bar?
function showmenuie5() {
if (event.srcElement.type != undefined)
{
var s =event.srcElement.id;
var ind = s.replace("TreeView1t","");
s = s.replace("TreeView1t","TreeView1n");
document.getElementById('one').url =event.srcElement.href;
document.getElementById('one').innerText ="Select";
var ch = document.getElementById(s);
if (ch !=null){
document.getElementById('two').url ="javascript:TreeView_ToggleNode(TreeView1_Data," + ind +"," + s + ",' '," + s + "Nodes)";
document.getElementById('two').innerText ="Expand\\Collapse";
}
else
document.getElementById('two').outerHTML="<div id=two class=menuitems url=''></div>"
var rightedge = document.body.clientWidth-event.clientX;
var bottomedge = document.body.clientHeight-event.clientY;
if (rightedge < ie5menu.offsetWidth)
ie5menu.style.left = document.body.scrollLeft + event.clientX - ie5menu.offsetWidth;
else
ie5menu.style.left = document.body.scrollLeft +event.clientX;
if (bottomedge < ie5menu.offsetHeight)
ie5menu.style.top = document.body.scrollTop + event.clientY - ie5menu.offsetHeight;
else
ie5menu.style.top = document.body.scrollTop +event.clientY;
ie5menu.style.visibility = "visible";
}
else
{
ie5menu.style.visibility = "hidden";
}
returnfalse;
}
function hidemenuie5() {
ie5menu.style.visibility = "hidden";
}
function highlightie5() {
if (event.srcElement.className =="menuitems") {
event.srcElement.style.backgroundColor ="highlight";
event.srcElement.style.color ="white";
if (display_url)
window.status = event.srcElement.url;
}
}
function lowlightie5() {
if (event.srcElement.className =="menuitems") {
event.srcElement.style.backgroundColor ="";
event.srcElement.style.color ="black";
window.status = "";
}
}
function jumptoie5() {
if (event.srcElement.className =="menuitems") {
if (event.srcElement.getAttribute("target") !=null)
window.open(event.srcElement.url,event.srcElement.getAttribute("target"));
else
window.location = event.srcElement.url;
}
}
// End -->
</script>
</head>
<body>
<formid="form1"runat="server">
<divid="ie5menu"class="skin0"onmouseover="highlightie5()"onmouseout="lowlightie5()"
onclick="jumptoie5();">
<divid="one"class="menuitems"url="">
</div>
<divid="two"class="menuitems"url="">
</div>
</div>
<asp:TreeViewID="TreeView1"runat="server">
<Nodes>
<asp:TreeNodeText="a"Value="a">
<asp:TreeNodeText="b"Value="b">
<asp:TreeNodeText="c"Value="c"></asp:TreeNode>
</asp:TreeNode>
</asp:TreeNode>
<asp:TreeNodeText="cc"Value="cc">
<asp:TreeNodeText="ccc"Value="ccc">
<asp:TreeNodeText="cccc"Value="cccc"></asp:TreeNode>
</asp:TreeNode>
</asp:TreeNode>
</Nodes>
<SelectedNodeStyleBackColor="#C00000"/>
</asp:TreeView>
</form>
<scripttype="text/javascript">
if (document.all) {
ie5menu.className = menuskin;
document.getElementById('TreeView1').oncontextmenu = showmenuie5;
document.body.onclick = hidemenuie5;
}
</script>
</body>
</html>
<html>
<head>
<style>
<!--
.skin1 {
cursor:default;
font:menutext;
position:absolute;
text-align:left;
font-family:Arial, Helvetica,sans-serif;
font-size:10pt;
width:120px;
background-color:menu;
border:1solid buttonface;
visibility:hidden;
border:2outset buttonhighlight;
}
.menuitems {
padding-left:15px;
padding-right:10px;
}
-->
</style>
<scripttype="text/javascript">
<!-- Begin
var menuskin = "skin1";
var display_url = 1;// Show URLs in status bar?
function showmenuie5() {
if (event.srcElement.type != undefined)
{
var s =event.srcElement.id;
var ind = s.replace("TreeView1t","");
s = s.replace("TreeView1t","TreeView1n");
document.getElementById('one').url =event.srcElement.href;
document.getElementById('one').innerText ="Select";
var ch = document.getElementById(s);
if (ch !=null){
document.getElementById('two').url ="javascript:TreeView_ToggleNode(TreeView1_Data," + ind +"," + s + ",' '," + s + "Nodes)";
document.getElementById('two').innerText ="Expand\\Collapse";
}
else
document.getElementById('two').outerHTML="<div id=two class=menuitems url=''></div>"
var rightedge = document.body.clientWidth-event.clientX;
var bottomedge = document.body.clientHeight-event.clientY;
if (rightedge < ie5menu.offsetWidth)
ie5menu.style.left = document.body.scrollLeft + event.clientX - ie5menu.offsetWidth;
else
ie5menu.style.left = document.body.scrollLeft +event.clientX;
if (bottomedge < ie5menu.offsetHeight)
ie5menu.style.top = document.body.scrollTop + event.clientY - ie5menu.offsetHeight;
else
ie5menu.style.top = document.body.scrollTop +event.clientY;
ie5menu.style.visibility = "visible";
}
else
{
ie5menu.style.visibility = "hidden";
}
returnfalse;
}
function hidemenuie5() {
ie5menu.style.visibility = "hidden";
}
function highlightie5() {
if (event.srcElement.className =="menuitems") {
event.srcElement.style.backgroundColor ="highlight";
event.srcElement.style.color ="white";
if (display_url)
window.status = event.srcElement.url;
}
}
function lowlightie5() {
if (event.srcElement.className =="menuitems") {
event.srcElement.style.backgroundColor ="";
event.srcElement.style.color ="black";
window.status = "";
}
}
function jumptoie5() {
if (event.srcElement.className =="menuitems") {
if (event.srcElement.getAttribute("target") !=null)
window.open(event.srcElement.url,event.srcElement.getAttribute("target"));
else
window.location = event.srcElement.url;
}
}
// End -->
</script>
</head>
<body>
<formid="form1"runat="server">
<divid="ie5menu"class="skin0"onmouseover="highlightie5()"onmouseout="lowlightie5()"
onclick="jumptoie5();">
<divid="one"class="menuitems"url="">
</div>
<divid="two"class="menuitems"url="">
</div>
</div>
<asp:TreeViewID="TreeView1"runat="server">
<Nodes>
<asp:TreeNodeText="a"Value="a">
<asp:TreeNodeText="b"Value="b">
<asp:TreeNodeText="c"Value="c"></asp:TreeNode>
</asp:TreeNode>
</asp:TreeNode>
<asp:TreeNodeText="cc"Value="cc">
<asp:TreeNodeText="ccc"Value="ccc">
<asp:TreeNodeText="cccc"Value="cccc"></asp:TreeNode>
</asp:TreeNode>
</asp:TreeNode>
</Nodes>
<SelectedNodeStyleBackColor="#C00000"/>
</asp:TreeView>
</form>
<scripttype="text/javascript">
if (document.all) {
ie5menu.className = menuskin;
document.getElementById('TreeView1').oncontextmenu = showmenuie5;
document.body.onclick = hidemenuie5;
}
</script>
</body>
</html>
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