How to add Footer in GridView telerik

Question

1.00/5 (2 votes)

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Hello,
I am work in Telerik win form using c#,

I have grid view and i want to add footer which calculate the units as per below sawed.

My code as below.

C#

GridViewSummaryItem summaryItem = new GridViewSummaryItem();
            summaryItem.Name = "Units";
            summaryItem.Aggregate = GridAggregateFunction.Count;

            GridViewSummaryRowItem summaryRowItem = new GridViewSummaryRowItem();
            summaryRowItem.Add(summaryItem);
            this.GridViewWorkInProgress.SummaryRowsTop.Add(summaryRowItem);
            this.GridViewWorkInProgress.SummaryRowsBottom.Add(summaryRowItem);

I t will throws the error of NullReference Exception Unhandled.

give me the solution for that.

Thanks

Posted 8-Feb-15 22:26pm

dlpanchal

Updated 9-Feb-15 20:44pm

TheRealSteveJudge

v2

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Comments

/\jmot 9-Feb-15 5:14am

debug the code.
and tell in which part it's throwing exception??

dlpanchal 9-Feb-15 5:16am

summary row item
shows nullreference Exception Unhandled

/\jmot 9-Feb-15 5:21am

GridViewSummaryRowItem summaryRowItem = new GridViewSummaryRowItem();//this part??

dlpanchal 9-Feb-15 5:23am

no
this.GridViewWorkInProgress.SummaryRowsTop.Add(summaryRowItem);
here
it will show null for summaryRowItem

Richard Deeming 9-Feb-15 10:15am

REPOST
You have already posted this question, and received several solutions which you have accepted:
http://www.codeproject.com/Questions/873382/How-Can-I-Add-Footer-In-Gridview[^]

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@shok kumar mishra · Answer 1 · 2015-02-09T19:25:00

CHECK THIS OUT

XML

<telerik:RadGridView x:Name="radGridView2" ShowColumnFooters="True" CanUserInsertRows="True" BorderThickness="0,1,0,1" GridLinesVisibility="None" CanUserFreezeColumns="False" AutoGenerateColumns="False" ItemsSource="{Binding lstOperationProfile}"  ShowGroupPanel="False" IsReadOnly="False">
                           <telerik:RadGridView.Columns>
                               <telerik:GridViewDataColumn IsReadOnly="False" Width="200" Header="OperationID" DataMemberBinding="{Binding Operation}">
                                   <telerik:GridViewColumn.Footer>
                                       <telerik:RadButton x:Name="Add"  Content="AddNewRow" Command="telerikGrid:RadGridViewCommands.BeginInsert" CommandTarget="{Binding ElementName=radGridView1}"  />
                                   </telerik:GridViewColumn.Footer>
                               </telerik:GridViewDataColumn>
                               <telerik:GridViewDataColumn IsReadOnly="False" Width="200" Header="OperationName" DataMemberBinding="{Binding TimeHrs}"   />
                               <telerik:GridViewDataColumn IsReadOnly="False" Width="200" Header="OperationTime" DataMemberBinding="{Binding TimePercen}" />
                               <telerik:GridViewDataColumn IsReadOnly="False" Width="200" Header="LoadOnGensets" DataMemberBinding="{Binding LoadOnGensets}"/>
                               <telerik:GridViewDataColumn IsReadOnly="False" Width="200" Header="Total" DataMemberBinding="{Binding Total}"  />
                           </telerik:RadGridView.Columns>
                       </telerik:RadGridView>