Nov 01, 2010, 2:01 PM
[CLOSED] [1.0] How to select a treenode in codebehind?
How can I select a node of a treepanel in codebehind?
I tried SelectNode and got an error.
Default.aspx
I tried SelectNode and got an error.
Default.aspx
<%@ Page Language="vb" AutoEventWireup="false" CodeBehind="Default.aspx.vb" Inherits="uctrl._Default" %>
<%@ 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 id="Head1" runat="server">
<title></title>
</head>
<body>
<form id="det_form1" runat="server">
<ext:ResourceManager ID="rsm01" runat="server" ScriptMode="Debug" />
<ext:Viewport ID="det_vwp1" runat="server">
<Items>
<ext:BorderLayout ID="det_bla1" runat="server">
<North Split="true">
<ext:Panel ID="det_pnlnorth" runat="server" Title="Title" Height="48" Padding="6"
BodyStyle="background-color:#FFD600;text-align:right;">
<Items>
</Items>
<BottomBar>
<ext:Toolbar ID="det_tob" runat="server" Flat="true">
<Items>
<ext:Button ID="det_tobbtnopen1" runat="server" Icon="Disk">
<ToolTips>
<ext:ToolTip ID="det_ttpbtnopen1" runat="server" Html="Click on Save Button to load usercontrol" />
</ToolTips>
<DirectEvents>
<Click OnEvent="det_tobbtnopen1_Click" Timeout="300000">
<EventMask ShowMask="true" />
</Click>
</DirectEvents>
</ext:Button>
</Items>
</ext:Toolbar>
</BottomBar>
</ext:Panel>
</North>
<Center>
<ext:Container ID="det_con01" runat="server" Layout="Fit">
<Items>
<ext:Panel ID="det_pnlwuc01" runat="server" Layout="Fit" Title="" TitleCollapse="true">
<Items>
</Items>
</ext:Panel>
</Items>
</ext:Container>
</Center>
</ext:BorderLayout>
</Items>
</ext:Viewport>
</form>
</body>
</html>
Default.aspx.vbImports Ext.Net
Partial Public Class _Default
Inherits System.Web.UI.Page
Public Sub det_tobbtnopen1_Click()
Dim tn As Ext.Net.TreeNode
Dim tnc As Ext.Net.TreeNode
Dim trpnlcustree As New Ext.Net.TreePanel()
trpnlcustree.Icon = Icon.BookOpen
trpnlcustree.AutoScroll = True
det_pnlwuc01.Items.Add(trpnlcustree)
tn = New Ext.Net.TreeNode("1", "Item 1", Icon.User)
tn.Expanded = True
trpnlcustree.Root.Add(tn)
tnc = New Ext.Net.TreeNode("2", "Item 2", Icon.User)
tnc.Expanded = True
tn.Nodes.Add(tnc)
tnc = New Ext.Net.TreeNode("3", "Item 3", Icon.User)
tnc.Expanded = True
tn.Nodes.Add(tnc)
det_pnlwuc01.Render()
trpnlcustree.SelectNode("2")
End Sub
End Class
Regards, Klaus
Last edited by Daniil; Nov 01, 2010 at 3:04 PM.
Reason: [CLOSED]