Hi,
Please look at the example.
Example
<%@ Page Language="C#" %>
<%@ Register Assembly="Ext.Net" Namespace="Ext.Net" TagPrefix="ext" %>
<script runat="server">
protected void GetCheckedNodes(object sender, DirectEventArgs e)
{
if (this.TreePanel1.CheckedNodes != null)
{
string nodes = "";
foreach (SubmittedNode node in this.TreePanel1.CheckedNodes)
{
nodes += node.Text + ", ";
}
X.Msg.Alert("Checked nodes", nodes).Show();
}
}
</script>
<!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>
</head>
<body>
<form runat="server">
<ext:ResourceManager runat="server" />
<ext:TreePanel ID="TreePanel1" runat="server" AutoHeight="true">
<Root>
<ext:TreeNode Text="Root (level 0)" Expanded="true" Checked="False">
<Nodes>
<ext:TreeNode Text="Node1 (level 1)" Expanded="true" Checked="False">
<Nodes>
<ext:TreeNode Text="Node1 (level 2)" Expanded="true" Checked="False">
<Nodes>
<ext:TreeNode Text="Node1 (level 3)" Checked="False" />
<ext:TreeNode Text="Node2 (level 3)" Checked="False" />
</Nodes>
</ext:TreeNode>
</Nodes>
</ext:TreeNode>
<ext:TreeNode Text="Node2 (level 1)" Expanded="true" Checked="False">
<Nodes>
<ext:TreeNode Text="Node1 (level 2)" Expanded="true" Checked="False">
<Nodes>
<ext:TreeNode Text="Node1 (level 3)" Checked="False" />
<ext:TreeNode Text="Node2 (level 3)" Checked="False" />
</Nodes>
</ext:TreeNode>
</Nodes>
</ext:TreeNode>
</Nodes>
</ext:TreeNode>
</Root>
</ext:TreePanel>
<ext:Button runat="server" Text="Get checked nodes" OnDirectClick="GetCheckedNodes">
</ext:Button>
</form>
</body>
</html>
Originally Posted by abis
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