Hi All,

Is it possible to check all checkboxs in a gridpanel using a button(select all) ?
If possible can you please suggest the approach i should take to acheive it.
I have looked into some the posts but could not find an answer.





<ext:GridPanel ID="GridPanel1" runat="server" Header="false" Border="false" StoreID="dsCustomers" TrackMouseOver="true" ClicksToEdit="1" remoteSort="true">
<ColumnModel ID="ColumnModel1" runat="server">
<Columns>
<ext:Column ColumnID="TradeId" DataIndex="TradeId" Header="TradeId" Hidden="true"></ext:Column>
<ext:CheckColumn DataIndex="Principal_Approval" Header="Principal" Sortable="false" Width="70%">
</ext:CheckColumn>
<ext:CheckColumn DataIndex="Trade_Approval" Header="Review" Sortable="false" Width="60%">
</ext:CheckColumn>
<ext:Column ColumnID="Markup_Vs_Grid" DataIndex="Markup_Vs_Grid" Header="MarkupVsGrid" Sortable="true" Width="80%">
</ext:Column>
</Columns> 
</ColumnModel>




<TopBar>
<ext:Toolbar ID="Toolbar1" runat="server">
<Items>
<ext:Button ID="Button2" runat="server" Text="Select All" Icon="Accept">



<%--
some events to select all checkboxs in the gridpanel 
--%>

</ext:Button>
</Items>
</ext:Toolbar>
</TopBar>
</ext:GridPanel>