I have a radgrid and a radajaxmanager (2008 Q3) in a page.
It is a simple page, basically, it has the radgrid's NeedDataSource and an itemdatabound to generate the row numbering.
When the page is first load, the filtering function is fine.
Then, if I perform a second filtering, the filter context memu does not appear, with script error:
If I removed the radajaxmanager, second filtering is ok.
The code:
The aspx page
And the ajaxmanager:
It is a simple page, basically, it has the radgrid's NeedDataSource and an itemdatabound to generate the row numbering.
When the page is first load, the filtering function is fine.
Then, if I perform a second filtering, the filter context memu does not appear, with script error:
'null' is not or not an object |
If I removed the radajaxmanager, second filtering is ok.
The code:
Protected Sub RadGrid1_NeedDataSource(ByVal source As Object, ByVal e As Telerik.Web.UI.GridNeedDataSourceEventArgs) |
Dim myTable As New DataTable |
myTable = dbSearchPart_Cost |
If myTable Is Nothing Then |
msgMessage.Text = "System error. Cannot connect to database! " |
GoTo error_exit |
End If |
RadGrid1.DataSource = myTable |
GoTo exit_sub |
error_exit: |
msgMessage.CssClass = "ErrorText" |
exit_sub: |
myTable = Nothing |
End Sub |
Protected Sub RadGrid1_ItemDataBound(ByVal sender As Object, ByVal e As Telerik.Web.UI.GridItemEventArgs) Handles RadGrid1.ItemDataBound |
If (TypeOf e.Item Is GridDataItem) Then |
Dim lbl As Label = CType(e.Item.FindControl("numberLabel"), Label) |
lbl.Text = e.Item.ItemIndex + 1 |
End If |
End Sub |
The aspx page
<telerik:RadGrid ID="RadGrid1" runat="server" AutoGenerateColumns="False" GridLines="None" |
OnNeedDataSource="RadGrid1_NeedDataSource" Skin="Forest" EnableViewState="False" |
AllowPaging="True" PageSize="50" ShowStatusBar="True" AllowSorting="True" AllowFilteringByColumn="True" > |
<HeaderContextMenu Skin="SkyBlue"> |
<CollapseAnimation Duration="200" Type="OutQuint" /> |
</HeaderContextMenu> |
<MasterTableView EnableViewState="False" DataKeyNames="PartID"> |
<Columns> |
<telerik:GridBoundColumn DataField="PartID" UniqueName="ID" Visible="False"> |
</telerik:GridBoundColumn> |
<telerik:GridTemplateColumn UniqueName="RowNo" HeaderText="Item" AllowFiltering="False"> |
<ItemTemplate> |
<asp:Label ID="numberLabel" runat="server" Width="30px" /> |
</ItemTemplate> |
<HeaderStyle Width="30px" /> |
</telerik:GridTemplateColumn> |
<telerik:GridTemplateColumn UniqueName="chkItem" AllowFiltering="False"> |
<ItemTemplate> |
<asp:CheckBox ID="chkItem" runat="server" Width="30px" /> |
</ItemTemplate> |
<HeaderStyle Width="30px" /> |
</telerik:GridTemplateColumn> |
<telerik:GridHyperLinkColumn Text="<img src='icon/icon_write.gif' border='0'/>" |
DataNavigateUrlFields="PartID" DataNavigateUrlFormatString="~/index.aspx?mode=PartEdit&opn=edit&ID={0}" |
UniqueName="Edit" AllowFiltering="False"> |
<HeaderStyle Width="30px" /> |
</telerik:GridHyperLinkColumn> |
<telerik:GridTemplateColumn DataField="PartID" AllowFiltering="False" UniqueName="Setup"> |
<ItemTemplate> |
<img src="icon/icon_plus.gif" onclick="ShowNewWindow('<%# Eval("PartID") %>');return false;" |
style="cursor: pointer;" /> |
</ItemTemplate> |
<HeaderStyle Width="30px" /> |
</telerik:GridTemplateColumn> |
<telerik:GridTemplateColumn UniqueName="PartActive" DataField="PartActive" SortExpression="PartActive" |
FilterControlWidth="15px"> |
<ItemTemplate> |
<asp:CheckBox ID="chkActive" Checked='<%# GetActive(Eval("PartActive")) %>' Enabled="false" |
runat="server" /> |
</ItemTemplate> |
<HeaderStyle Width="30px" /> |
</telerik:GridTemplateColumn> |
<telerik:GridBoundColumn DataField="PartNo" UniqueName="PartNo" FilterControlWidth="60px"> |
<HeaderStyle Width="80px" /> |
</telerik:GridBoundColumn> |
<telerik:GridBoundColumn DataField="PartName" UniqueName="PartName"> |
<HeaderStyle Width="200px" /> |
</telerik:GridBoundColumn> |
<telerik:GridTemplateColumn UniqueName="Desc" DataField="Desc1, Desc2, Desc3" |
SortExpression="Desc1" AllowFiltering="false"> |
<ItemTemplate> |
<asp:Label ID="PartDesc" Text='<%#GetLength(Eval("Desc1") + Eval("Desc2") + Eval("Desc3"), 250)%>' |
runat="server"></asp:Label> |
</ItemTemplate> |
<HeaderStyle Width="200px" /> |
</telerik:GridTemplateColumn> |
<telerik:GridTemplateColumn UniqueName="PartPrice" DataField="PriceCurrency1,PriceCurrency2, PriceCurrency3, PriceCurrency4, PriceCurrency5, Price1, Price2, Price3, Price4, Price5" SortExpression="Price1" AllowFiltering="false"> |
<ItemTemplate> |
<%# Eval("PriceCurrency1") %> |
<%# Eval("Price1") %> |
<br /> |
<%# Eval("PriceCurrency2") %> |
<%# Eval("Price2") %> |
<br /> |
<%# Eval("PriceCurrency3") %> |
<%# Eval("Price3") %> |
<br /> |
<%# Eval("PriceCurrency4") %> |
<%# Eval("Price4") %> |
<br /> |
<%# Eval("PriceCurrency5") %> |
<%# Eval("Price5") %> |
</ItemTemplate> |
<HeaderStyle Width="100px" /> |
</telerik:GridTemplateColumn> |
<telerik:GridTemplateColumn UniqueName="PartCost" DataField="CostCurrency, Cost" SortExpression="Cost" AllowFiltering="false"> |
<ItemTemplate> |
<%# Eval("CostCurrency") %> |
<%#Eval("Cost")%> |
</ItemTemplate> |
<HeaderStyle Width="100px" /> |
</telerik:GridTemplateColumn> |
<telerik:GridTemplateColumn UniqueName="PartQty" DataField="PartID" FilterControlWidth="60px" AllowFiltering="false" > |
<ItemTemplate> |
<asp:Literal ID="PartQty" Text='<%# GetQty(Eval("PartID")) %>' runat="server" /> |
</ItemTemplate> |
<HeaderStyle Width="100px" /> |
</telerik:GridTemplateColumn> |
<telerik:GridBoundColumn DataField="ProductGroup" UniqueName="ProductGroup" FilterControlWidth="50px"> |
<HeaderStyle Width="100px" /> |
</telerik:GridBoundColumn> |
</Columns> |
<PagerStyle Mode="NextPrevNumericAndAdvanced" /> |
</MasterTableView> |
<PagerStyle Mode="NumericPages" /> |
<FilterMenu Skin="Forest"> |
<CollapseAnimation Duration="200" Type="OutQuint" /> |
</FilterMenu> |
</telerik:RadGrid> |
And the ajaxmanager:
<telerik:RadAjaxManager ID="RadAjaxManager1" runat="server" EnablePageHeadUpdate="False" |
DefaultLoadingPanelID="RadAjaxLoadingPanel1"> |
<AjaxSettings> |
<telerik:AjaxSetting AjaxControlID="RadGrid1"> |
<UpdatedControls> |
<telerik:AjaxUpdatedControl ControlID="RadGrid1" /> |
</UpdatedControls> |
</telerik:AjaxSetting> |
<telerik:AjaxSetting AjaxControlID="btnRefresh"> |
<UpdatedControls> |
<telerik:AjaxUpdatedControl ControlID="RadGrid1" /> |
</UpdatedControls> |
</telerik:AjaxSetting> |
</AjaxSettings> |
</telerik:RadAjaxManager> |
<telerik:RadAjaxLoadingPanel ID="RadAjaxLoadingPanel1" runat="server" Height="75px" |
Width="75px"> |
<img alt="Loading..." src="icon/spinner.gif" style="border: 0px;" /> |
</telerik:RadAjaxLoadingPanel> |