Hi,
I have a RadGrid and I fill my data on it. First time i can filter my column but second time it gives "Cannot call method '_showFilterMenu' of null " message when i click filter button. My codes is follow..
and i attached my screenshot result..
I have a RadGrid and I fill my data on it. First time i can filter my column but second time it gives "Cannot call method '_showFilterMenu' of null " message when i click filter button. My codes is follow..
and i attached my screenshot result..
using
System;
using
System.Collections.Generic;
using
System.Linq;
using
System.Web;
using
System.Web.UI;
using
System.Web.UI.WebControls;
using
Getron.AAM.EntityManagement;
using
System.Data;
using
Telerik.Web.UI;
using
Getron.Core.BussinesRuleEngine;
using
Getron.Core.Base.Web;
using
System.Text;
public
partial
class
Sections_TaskManagement_Controls_SelectRows : EntityProtectedUserControl
{
private
void
Page_Load(
object
sender, System.EventArgs e)
{
if
(Request.QueryString[
"ControlIntCode"
] !=
null
&& Getron.Core.Tools.DataTableFieldOperation.ToInt64(Request.QueryString[
"ControlIntCode"
].ToString(), 0) > 0)
{
RequestTemplateControl templateControl =
new
RequestTemplateControl(Getron.Core.Tools.DataTableFieldOperation.ToInt64(Request.QueryString[
"ControlIntCode"
].ToString(), 0));
SqlDataSource1.ConnectionString = templateControl.DbSession.Connection.ConnectionString;
SqlDataSource1.SelectCommand = templateControl.Query;
this
.RadGrid1.MasterTableView.Columns.Clear();
GridClientSelectColumn selectCol =
new
GridClientSelectColumn();
this
.RadGrid1.MasterTableView.Columns.Add(selectCol);
}
}
}
<%@ Control Language="C#" AutoEventWireup="true" CodeFile="SelectRows.ascx.cs" Inherits="Sections_TaskManagement_Controls_SelectRows" %>
<
telerik:RadAjaxManager
ID
=
"RadAjaxManager1"
runat
=
"server"
>
<
AjaxSettings
>
<
telerik:AjaxSetting
AjaxControlID
=
"RadGrid1"
>
<
UpdatedControls
>
<
telerik:AjaxUpdatedControl
ControlID
=
"RadGrid1"
LoadingPanelID
=
"RadAjaxLoadingPanel1"
/>
</
UpdatedControls
>
</
telerik:AjaxSetting
>
</
AjaxSettings
>
</
telerik:RadAjaxManager
>
<
telerik:RadAjaxLoadingPanel
ID
=
"RadAjaxLoadingPanel1"
runat
=
"server"
Skin
=
"Hay"
/>
<
script
type
=
"text/javascript"
>
function GetRadWindow()
{
var oWindow = null;
if (window.radWindow) oWindow = window.radWindow;
else if (window.frameElement.radWindow) oWindow = window.frameElement.radWindow;
return oWindow;
}
function returnToParent() {
//create the argument that will be returned to the parent page
var oArg = new Object();
//get the city's name
oArg.cityName = "deneme";
//get the selected date from RadDatePicker
//oArg.selDate = datePicker.get_selectedDate().toLocaleDateString();
//get a reference to the current RadWindow
var oWnd = GetRadWindow();
//Close the RadWindow and send the argument to the parent page
if (oArg.selDate && oArg.cityName) {
oWnd.close(oArg);
}
}
</
script
>
<
telerik:RadGrid
AutoGenerateColumns
=
"true"
ID
=
"RadGrid1"
DataSourceID
=
"SqlDataSource1"
EnableTheming
=
"true"
Width
=
"760px"
AllowFilteringByColumn
=
"True"
AllowSorting
=
"True"
PageSize
=
"15"
ShowFooter
=
"True"
AllowPaging
=
"True"
runat
=
"server"
GridLines
=
"None"
EnableLinqExpressions
=
"false"
>
<
PagerStyle
Mode
=
"NextPrevAndNumeric"
/>
<
GroupingSettings
CaseSensitive
=
"false"
/>
<
MasterTableView
AllowFilteringByColumn
=
"True"
ShowFooter
=
"True"
TableLayout
=
"Auto"
></
MasterTableView
>
<
ClientSettings
>
<
Selecting
AllowRowSelect
=
"true"
/>
</
ClientSettings
>
</
telerik:RadGrid
>
<
asp:SqlDataSource
ID
=
"SqlDataSource1"
ProviderName
=
"System.Data.SqlClient"
runat
=
"server"
>
</
asp:SqlDataSource
>
<
hr
/>
<
button
title
=
"Submit"
id
=
"close"
onclick
=
"returnToParent(); return false;"
>Seçilenleri Onayla</
button
>