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Radgrid is null at clientside pageload

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Grid

This is a migrated thread and some comments may be shown as answers.

Ram asked on 14 Dec 2011, 06:16 AM

Hi all,
Im using radgrid in my application.
I try to get the object of radgrid in pageload at clientside(javascript),but im getting grid as null.
If I try in sample page , I'm able to get the grid.
whats wrong in my code can u please tell me as early as possible. Its urgent for me.
Here is my code.

<telerik:RadCodeBlock ID="RadCodeBlock1" runat="server">

<script type="text/javascript">

function pageLoad() {

var grd = $find("<%= grdHistory.ClientID %>");//giving null

}

</script>

</telerik:RadCodeBlock>

<form id="form1" runat="server">

<telerik:RadScriptManager ID="scrptMangr1" runat="server" />

<asp:Table ID="tblFilter" runat="server" CssClass="headerTable" Height="70px" width="758px">

<asp:TableRow>

<asp:TableCell>

<asp:Label ID="begnDatelbl" runat="server" Text="Begin Date:" CssClass="normalLable" />

</asp:TableCell><asp:TableCell>

<telerik:RadDateTimePicker ID="begnDate" runat="server" ClientEvents-OnDateSelected="begnDate_DateSelected"

Skin="Outlook" Width="165px" Height="12px" CssClass="datetimePicker" >

<Calendar runat="server" ID="Calendar1">

<SpecialDays>

<telerik:RadCalendarDay Repeatable="Today" ItemStyle-BackColor="Orange" />

</SpecialDays>

</Calendar>

<DateInput ID="DateInput1" runat="server" DateFormat="MM/dd/yyyy HH:mm:ss" />

<TimeView ID="TimeView1" runat="server" TimeFormat="HH:mm:ss" />

<HideAnimation Type="Slide" />

<ShowAnimation Type="Slide" />

<DatePopupButton ImageUrl="../images/Cal_iconj.gif" HoverImageUrl="../images/Cal_iconj.gif" />

<TimePopupButton ImageUrl="../images/watch.gif" HoverImageUrl="../images/watch.gif" />

</telerik:RadDateTimePicker>

</asp:TableCell><asp:TableCell>

<asp:Label ID="endDatelbl" runat="server" Text="End Date:" CssClass="normalLable" />

</asp:TableCell><asp:TableCell>

<telerik:RadDateTimePicker ID="endDate" runat="server" Skin="Outlook" ClientEvents-OnDateSelected="endPicker_DateSelected"

Width="165px" Height="12px" CssClass="datetimePicker" >

<Calendar runat="server" ID="Calendar2">

<SpecialDays>

<telerik:RadCalendarDay Repeatable="Today" ItemStyle-BackColor="Orange" />

</SpecialDays>

</Calendar>

<DateInput ID="DateInput2" runat="server" DateFormat="MM/dd/yyyy HH:mm:ss" />

<TimeView ID="TimeView2" runat="server" TimeFormat="HH:mm:ss" />

<HideAnimation Type="Slide" />

<ShowAnimation Type="Slide" />

<DatePopupButton ImageUrl="../images/Cal_iconj.gif" HoverImageUrl="../images/Cal_iconj.gif" />

<TimePopupButton ImageUrl="../images/watch.gif" HoverImageUrl="../images/watch.gif" />

</telerik:RadDateTimePicker>

</asp:TableCell><asp:TableCell>

<asp:Label ID="serveritylbl" runat="server" Text="Severity:" CssClass="normalLable" />

</asp:TableCell><asp:TableCell>

<asp:DropDownList ID="serverityddl" runat="server" CssClass="dropDwnlist" Height="16%"

Width="120px">

<asp:ListItem Value="All" Selected="True">Show All</asp:ListItem>

<asp:ListItem Value="Low">Low</asp:ListItem>

<asp:ListItem Value="Minor">Minor</asp:ListItem>

<asp:ListItem Value="Major">Major</asp:ListItem>

</asp:DropDownList>

</asp:TableCell><asp:TableCell></asp:TableCell></asp:TableRow><asp:TableRow>

<asp:TableCell>

<asp:Label ID="sourcelbl" runat="server" Text="Source:" CssClass="normalLable" />

</asp:TableCell><asp:TableCell>

<asp:DropDownList ID="sourceddl" runat="server" CssClass="dropDwnlist" Width="120px" DataTextField="SourceId"

DataValueField="SourceId" AppendDataBoundItems="true" Height="16%">

</asp:DropDownList>

</asp:TableCell><asp:TableCell>

<asp:Label ID="productNamelbl" runat="server" Text="Product:" CssClass="normalLable" />

</asp:TableCell><asp:TableCell>

<asp:DropDownList ID="productddl" runat="server" CssClass="dropDwnlist" DataTextField="ProductName" Width="120px"

DataValueField="ProductName" AppendDataBoundItems="true" Height="16%">

<asp:ListItem Value="All" Selected="True">Show All</asp:ListItem>

</asp:DropDownList>

</asp:TableCell><asp:TableCell>

<asp:Label ID="alarmCodelbl" runat="server" Text="Alarm Code:" CssClass="normalLable" />

</asp:TableCell><asp:TableCell>

<asp:DropDownList ID="alarmddl" runat="server" CssClass="dropDwnlist" DataTextField="AlarmCode"

DataValueField="AlarmCode" AppendDataBoundItems="true" Height="16%" Width="120px">

</asp:DropDownList>

</asp:TableCell><asp:TableCell>

<asp:ImageButton ID="imgbtnGenerateRpt" runat="server" ImageUrl="~/images/disablebtn.gif"

Enabled="false" OnClick="imgbtnGenerateRpt_Click" Width="90px"

Height="20px" />

</asp:TableCell></asp:TableRow></asp:Table><div class="line"></div>

<asp:Panel ID="pnlExport" runat="server">

<table style="overflow: auto; width:99%; height: 28px;">

<tr>

<td style="background-image: url('../images/lblBackGround.gif'); background-repeat: no-repeat;

overflow: auto;">

<asp:Label ID="lblHeader" runat="server" Text="Alarm History" CssClass="logReportlbl" /> <asp:ImageButton ID="gridHistoryBtnExcel" ToolTip="Excel" ImageUrl="../images/excel_20x20.png"

OnClick="btnExcelHistory_Click" runat="server" Height="16px" /> <asp:ImageButton ID="gridHistoryBtnCsv" ToolTip="Csv" ImageUrl="../images/csv_20x20.png"

OnClick="btnCSVHistory_Click" runat="server" Height="16px" /> <asp:ImageButton ID="btnPrintHistory" ImageUrl="../images/PrintBlue.PNG" OnClick="btnPrintHistory_Click"

ToolTip="Print" runat="server" />

<asp:ImageButton ID="gridHistoryBtnHelp" ToolTip="Help" ImageUrl="../images/help_20x20.png"

runat="server" Height="16px" OnClientClick="window.open('//Help/ApplicationHelp.htm');" />

</td>

<td style="text-align:right;">

<asp:Label ID="dateLbl" runat="server" CssClass="italicLbl"/>

</td>

</tr>

<tr>

<td colspan="2" style="text-align:right;">

<asp:Label ID="filterLbl" runat="server" Text="Source:All,Product:All,Alarm Code:All,Severity:All" CssClass="italicLbl"/>

</td>

</tr>

</table>

</asp:Panel>

<asp:Timer ID="refrshTimer" runat="server" OnTick="refrshTimer_Tick" />

<asp:Panel ID="pnlAlarmSummaryVisibility" runat="server">

<div class="line" style=" margin-top:5px;"></div>

<telerik:RadAjaxPanel ID="RadAjaxPanel1" runat="server" loadingpanelid="LoadingPanel1">

<telerik:RadGrid ID="grdHistory" Style="border: 0" runat="server" AllowSorting="true" Width="98%"

PageSize="5" AllowPaging="true" CssClass="gridView1" AutoGenerateColumns="false"

OnItemDataBound="grdHistory_DataBound" OnNeedDataSource="grdHistory_NeedDataSource"

OnItemCommand="grdHistory_ItemCommand" OnSortCommand="grdHistory_SortCommand"

OnExcelMLExportRowCreated="grdHistory_ExcelMLExportRowCreated" OnExcelMLExportStylesCreated="grdHistory_ExcelMLExportStylesCreated">

<SortingSettings EnableSkinSortStyles="false" />

<MasterTableView TableLayout="Fixed" AllowMultiColumnSorting="false" ShowHeadersWhenNoRecords="false">

<ItemStyle CssClass="rgRow" Font-Names="Arial" Font-Size="12px" ForeColor="#000000"/>

<AlternatingItemStyle Font-Names="Arial" Font-Size="12px" ForeColor="#000000"/>

<HeaderStyle CssClass="actLogGrdheader" />

<ItemStyle />

<PagerStyle Mode="NumericPages" />

<Columns>

<telerik:GridBoundColumn DataField="SetDateTime" SortExpression="SetDateTime" HeaderText="Date/Time"

HeaderStyle-Width="70px">

</telerik:GridBoundColumn>

<telerik:GridBoundColumn DataField="Status" SortExpression="Status" HeaderText="Incident"

ItemStyle-Width="50px"

HeaderStyle-Width="50px">

</telerik:GridBoundColumn>

<telerik:GridBoundColumn DataField="SourceId" SortExpression="SourceId" HeaderText="Source"

ItemStyle-Width="80px"

HeaderStyle-Width="80px">

</telerik:GridBoundColumn>

<telerik:GridBoundColumn DataField="ProductName" SortExpression="ProductName" HeaderText="Product"

ItemStyle-Width="80px"

HeaderStyle-Width="80px">

</telerik:GridBoundColumn>

<telerik:GridBoundColumn DataField="AlarmInfo" SortExpression="AlarmInfo" HeaderText="Description" UniqueName="AlarmInfo"

ItemStyle-Width="260px"

HeaderStyle-Width="260px">

</telerik:GridBoundColumn>

<telerik:GridBoundColumn DataField="Severity" SortExpression="Severity" HeaderText="Severity"

ItemStyle-Width="60px"

HeaderStyle-Width="60px">

</telerik:GridBoundColumn>

<telerik:GridBoundColumn DataField="AlarmDateTime" Visible="false">

</telerik:GridBoundColumn>

</Columns>

</MasterTableView>

<ClientSettings>

<%-- <Scrolling AllowScroll="True" ScrollHeight="100px" UseStaticHeaders="True" SaveScrollPosition="True" >

</Scrolling>--%>

</ClientSettings>

</telerik:RadGrid>

</telerik:RadAjaxPanel>

<div class="line" style="margin-top: -2px"></div>

</asp:Panel>

<asp:Label ID="norecMsgLbl" runat="server" ForeColor="#153b77" Font-Size="15" Font-Names="Arial" style="position:relative; top:150px; left:25%; right:40%;" />

<%--</ContentTemplate>

</asp:UpdatePanel>--%>

<telerik:RadAjaxLoadingPanel id="LoadingPanel1" runat="server" >

<asp:Image ID="img" runat="server" ImageUrl="~/images/loading3.gif" BackColor="Beige"

AlternateText="Loading" Style="top: 100px; left: 307px; position: absolute; height: 17px;

width: 67px" />

</telerik:RadAjaxLoadingPanel>

<asp:Label runat="server" ID="lblError" ForeColor="Red" Font-Bold="true" Font-Size="12px" Font-Names="Arial"></asp:Label><p>

</p><telerik:RadToolTipManager ID="RadToolTipManager1" runat="server" Skin="Telerik"

Animation="None" Position="BottomRight" EnableShadow="true" AutoTooltipify="true">

</telerik:RadToolTipManager>

</form></body></html>

I have this problem in 6 pages,please help me out asap

Radgrid is null at clientside pageload

1 Answer, 1 is accepted