📄 defaultvb.aspx

📁 Telerik是很大的第三方软件制造商
💻 ASPX
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<%@ Page AutoEventWireup="false" Inherits="Telerik.TreeViewExamplesVBNET.CheckBoxes.DefaultVB" CodeBehind="DefaultVB.aspx.vb" Language="vb" %>
<%@ Register TagPrefix="telerik" Namespace="Telerik.QuickStart" Assembly="Telerik.QuickStart" %>
<%@ Register TagPrefix="telerik" TagName="Header" Src="~/Common/Header.ascx" %>
<%@ Register TagPrefix="telerik" TagName="HeadTag" Src="~/Common/HeadTag.ascx" %>
<%@ Register TagPrefix="telerik" TagName="Footer" Src="~/Common/Footer.ascx" %>
<%@ Register TagPrefix="radT" Namespace="Telerik.WebControls" Assembly="RadTreeView" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html>
  <head>
		<telerik:HeadTag runat="server" ID="Headtag1"></telerik:HeadTag>
  </head>
	<body class="BODY">
		<form runat="server" id="mainForm" method="post" style="WIDTH:100%">
			<telerik:Header runat="server" ID="Header1" NavigationLanguage="VB"></telerik:Header>
			<!-- content start -->
			<script type="text/javascript">
				//<!--
				function UpdateAllChildren(nodes, checked)
				{
					var i;
					for (i=0; i<nodes.length; i++)
					{
						if (checked) 		
							nodes[i].Check(); 		
						else		
							nodes[i].UnCheck(); 
						
						if (nodes[i].Nodes.length > 0)		
							UpdateAllChildren(nodes[i].Nodes, checked);		
					}
				}

				function AfterCheck(node)
				{
					if (!node.Checked && node.Parent != null)
						node.Parent.UnCheck();	
						
					var siblingCollection = (node.Parent != null) ? node.Parent.Nodes : node.TreeView.Nodes;
					
					var allChecked = true;
					for (var i=0; i<siblingCollection.length; i++)
					{
						if (!siblingCollection[i].Checked)
						{
							allChecked = false;
							break;
						}
					}
					if (allChecked && node.Parent != null)
					{
						node.Parent.Check();
					}
					
					UpdateAllChildren(node.Nodes, node.Checked);
				}
				//-->
				</script>

				<table width="98%" cellspacing="6" cellpadding="0" class="module" style="PADDING-RIGHT:3px;PADDING-LEFT:3px;PADDING-BOTTOM:3px;PADDING-TOP:3px">
					<tr class="text">
						<td colspan="2" >RadTree1</td>		
					</tr>
					<tr>
						<td valign="top">
							<radT:RadTreeView
								ID="RadTree1"
								runat="server"
								CheckBoxes="True"
								Height="300px"
								AfterClientCheck="AfterCheck"
								ImagesBaseDir="~/TreeView/Img/Outlook"
								ContentFile="~/TreeView/Examples/Functionality/CheckBoxes/tree.xml"
							/>
						</td>
						<td valign="top" width=400>
							<span class="text"><b>Post Back On Check</b></span>
							<asp:checkbox Runat="server" ID="CheckBox1" AutoPostBack="True"></asp:checkbox>
							<br><br>
							<asp:Button CssClass="button" Text="More Info On Selected Nodes" OnClick="ShowCheckedNodes" Runat="server" id=Button1></asp:Button>
							<br><br>
							<span class="text"><b>You have selected the following items:</b></span>
							<br><br>
							<asp:Label CssClass="text" id="nodes" Runat="server"></asp:Label>			
						</td>
					</tr>	
				</table>
			<!-- content end -->
			<telerik:Footer runat="server" ID="Footer1"></telerik:Footer>
		</form>
	</body>
</html>
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