<%@ Page Language="C#" %>
<%@ Register Assembly="Ext.Net" Namespace="Ext.Net" TagPrefix="ext" %>
<!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 runat="server">
<title>Ext.NET Example</title>
<script type="text/javascript">
</script>
</head>
<body>
<form runat="server">
<ext:ResourceManager runat="server" />
<ext:TreePanel ID="TreePanel1" runat="server" Height="300">
<Root>
<ext:TreeNode Text="Composers" Expanded="true" Checked="False">
<Nodes>
<ext:TreeNode Text="Beethoven" Expanded="true" Checked="False">
<Nodes>
<ext:TreeNode Text="Concertos" Expanded="true" Checked="False">
<Nodes>
<ext:TreeNode Text="Concert 1" Checked="False" />
<ext:TreeNode Text="Concert 2" Checked="False" />
</Nodes>
</ext:TreeNode>
</Nodes>
</ext:TreeNode>
</Nodes>
</ext:TreeNode>
</Root>
<Buttons>
<ext:Button runat="server" Text="Check all">
<Listeners>
<Click Handler="#{TreePanel1}.getRootNode().cascade(function(n){n.ui.toggleCheck(true);});" />
</Listeners>
</ext:Button>
<ext:Button runat="server" Text="Uncheck all">
<Listeners>
<Click Handler="#{TreePanel1}.getRootNode().cascade(function(n){n.ui.toggleCheck(false);});" />
</Listeners>
</ext:Button>
</Buttons>
</ext:TreePanel>
</form>
</body>
</html>
