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Tuesday, June 4, 2013

Creating ASPNET WebForm GridView Paging

Here is code for Creating ASPNET WebForm GridView Paging :

On *.aspx files, gridview need : properties AllowPaging and events OnPageIndexChanging
You can set and configure the pager style & setting by changing the PagerStyle and PagerSettings.

<asp:GridView ID="GridView1" runat="server" AllowPaging="True"  OnPageIndexChanging="GridView1_PageIndexChanging>
        <PagerStyle HorizontalAlign="Center" CssClass="foo" />
        <PagerSettings Mode="NumericFirstLast" PageButtonCount="5" FirstPageText="First" LastPageText="Last" />
</asp:GridView>

protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
        GridView1.PageIndex = e.NewPageIndex;
        LoadData();
}

private void LoadData()
{
        GridView1.DataSource = mylist.ToList();
        GridView1.DataBind();
}

LoadData is a function to bind list or array to GridView. 
We can Manage the list by put them in a ViewState or in a Session to Keep Consistent List.
This could happend when you have searched list or sorted it.

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