<Columns> <telerik:GridBoundColumn DataField="TaskID" HeaderText="taskID" UniqueName="TaskID" Visible="False"> </telerik:GridBoundColumn> <telerik:GridBoundColumn DataField="TaskName" HeaderText="ชื่à¸à¸‡à¸²à¸™" UniqueName="TaskName"> <FilterTemplate> <telerik:RadComboBox ID="RadComboBox1" Runat="server" ShowToggleImage="False" Skin="Vista" AutoPostBack="True" MarkFirstMatch="True" EnableLoadOnDemand="true" onitemsrequested="RadComboBox1_ItemsRequested" onselectedindexchanged="RadComboBox1_SelectedIndexChanged"> </telerik:RadComboBox> </FilterTemplate> </telerik:GridBoundColumn> <telerik:GridEditCommandColumn> </telerik:GridEditCommandColumn> <telerik:GridButtonColumn CommandName="Delete" ConfirmText="Do you want to delete this item?" ConfirmTitle="Delete" Text="Delete" UniqueName="column1"> </telerik:GridButtonColumn> </Columns><telerik:RadTreeView ID="RadTreeView_CommonControls" runat="server" Skin="Windows7" OnClientDoubleClick="SetPlaceHolders"> <Nodes> <telerik:RadTreeNode Text="Text Controls"> <Nodes> <telerik:RadTreeNode Text="Text Area" Value="<Text Area></Text Area>"></telerik:RadTreeNode> <telerik:RadTreeNode Text="Regards Template" Value="<Regards></Regards>"></telerik:RadTreeNode> <telerik:RadTreeNode Text="Intro Template" Value="<Intro></Intro>"></telerik:RadTreeNode> <telerik:RadTreeNode Text="Sat Intro Template" Value="<About Sat></About Sat>"></telerik:RadTreeNode> </Nodes> </telerik:RadTreeNode> <telerik:RadTreeNode Text="Audio Controls"> <Nodes> <telerik:RadTreeNode Text="Embed Audio" Value="<Embed Audio></Embed Audio>"></telerik:RadTreeNode> <telerik:RadTreeNode Text="Upload Audio" Value="<Upload Audio></Upload Audio>"></telerik:RadTreeNode> <telerik:RadTreeNode Text="Upload BGM" Value="<Upload BGM></Upload BGM>"></telerik:RadTreeNode> </Nodes> </telerik:RadTreeNode> <telerik:RadTreeNode Text="Video Controls"> <Nodes> <telerik:RadTreeNode Text="Embed Video" Value="<Embed Video></Embed Video>"></telerik:RadTreeNode> <telerik:RadTreeNode Text="Upload Video" Value="<Embed Video></Embed Video>"></telerik:RadTreeNode> <telerik:RadTreeNode Text="Upload Video and Audio" Value="<Embed Video></Embed Video>"></telerik:RadTreeNode> </Nodes> </telerik:RadTreeNode> </Nodes> </telerik:RadTreeView>function SetPlaceHolders(sender, args) { var TreeView = $find("<%=RadTreeView_CommonControls.ClientID%>"); var SelectedNode_Tree = TreeView.get_selectedNode(); SelectedNode_Tree = TreeView.SelectedNode; debugger; }var SelectedNode_Tree = TreeView.get_selectedNode(); //This is displaying Null
SelectedNode_Tree = TreeView.SelectedNode; // This raising as Undefined
Will u please help me to fnd out this?
public class CustomDDLItemTemplate : ITemplate
{
ListItemType templateType;
string ColName = "AppName";
/// <summary>
/// Create the template
/// </summary>
/// <param name="container"></param>
public void InstantiateIn(Control container)
{
CheckBox checkBox = new CheckBox();
Label lblDisplayText = new Label();
checkBox.ID = "checkBox";
checkBox.Attributes.Add("onclick", "onCheckBoxClick(this,'"+ container.ClientID +"');");
lblDisplayText.ID = "label";
lblDisplayText.DataBinding += new EventHandler(this.Label_DataBind);
// Create a new HtmlGenericControl.
HtmlGenericControl NewControl = new HtmlGenericControl("div");
// Set the properties of the new HtmlGenericControl control.
NewControl.Attributes.Add("onclick", "StopPropagation(event);");
// Add the new HtmlGenericControl to the Controls collection of the PlaceHolder control.
container.Controls.Add(NewControl);
NewControl.Controls.Add(checkBox);
NewControl.Controls.Add(lblDisplayText);
break;
}
public void Label_DataBind(Object sender, EventArgs e)
{
Label lbl = (Label)sender;
RadComboBoxItem radCombo = (RadComboBoxItem)lbl.NamingContainer;
lbl.Text = DataBinder.Eval(radCombo.DataItem, ColName).ToString();
}
}
An unhandled exception was generated during the execution of the
current web request. Information regarding the origin and location of the
exception can be identified using the exception stack trace below.
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<telerik:RadPanelBar runat="server" ID="RadPanelNavBar" Visible="false" ExpandMode="MultipleExpandedItems" OnItemClick="RadPanelNavBar_ItemClick" EnableViewState="true"> </telerik:RadPanelBar>For Each mnuChildRow As DataRow In dtFilterData.Rows Dim menuAdminChild As New RadPanelItem() menuAdminChild.Text = mnuChildRow.Item(Field.DisplayName).ToString() menuAdminChild.NavigateUrl = "../" + mnuChildRow.Item(Field.ResourceName).ToString() menuMFGHeader.Items.Add(menuAdminChild) NextProtected Sub RadPanelNavBar_ItemClick(ByVal sender As Object, ByVal e As Telerik.Web.UI.RadPanelBarEventArgs) Handles RadPanelNavBar.ItemClick If e.Item.Items.Count > 0 Then If e.Item.Expanded = False Then 'Label1.Text = "Collapsed panel item - " + e.Item.Text Else 'Label1.Text = "Expanded panel item - " + e.Item.Text End If Else 'Label1.Text = "Clicked panel item - " + e.Item.Text End If End Sub