Hello, i have a problem with GridView Paging.
Here is my code:
<asp:GridView ID="grdGroupAsManager" runat="server" AutoGenerateColumns="false" ShowHeader="true" EmptyDataText="Empty"
RowStyle-HorizontalAlign="Left"
AllowPaging ="true" PageSize="10" DataKeyNames="RelatedItemTitle" Width="800px" OnPageIndexChanging="grdGroupAsManager_SelectedIndexChanging">
<Columns>
here is templates
</Columns>
</asp:GridView>
protected void grdGroupAsManager_SelectedIndexChanging(object sender, GridViewPageEventArgs e)
{
GridView gvTasksAsManager = (sender as GridView);
gvTasksAsManager.PageIndex = e.NewPageIndex;
InitTasksForMeAsManager(gvTasksAsManager);
}
protected void InitTasksForMeAsManager(GridView grdGroupAsManager)
{
SPSite site = SPContext.Current.Site;
SPWeb edms = SPContext.Current.Web;
SPUser user = SPContext.Current.Web.CurrentUser;
SPListItem employee = GetSPUserEmployee(SPContext.Current, user);
string employeeID = (employee != null) ? employee.ID.ToString() : "0";
SPList negotiationTasks = edms.GetList(SPUrlUtility.CombineUrl(edms.Url, "Lists/ContractNegotiationTasks"));
SPListItemCollection tasks = GetNonCompletedUserTasks(negotiationTasks, "Manager", employeeID.ToString());
DataTable firstresult = ProcessTasksLinks(tasks, edms, negotiationTasks);
DataTable ex = firstresult.Copy();
DataTable result = RemoveDuplicateRows(ex, "RelatedItemTitle");
ViewState["TasksAsManager"] = firstresult;
grdGroupAsManager.DataSource = result;
grdGroupAsManager.DataBind();
}
protected void Page_Load(object sender, EventArgs e)
{
try
{
if (!Page.IsPostBack)
{
grdGroupTasks.PagerTemplate = grdGroupAsManager.PagerTemplate = null;
InitTasksForMeAsManager(grdGroupAsManager);
BindGroupTasks(grdGroupTasks);
}
}
catch (Exception ex)
{
SPDiagnosticsService.Local.WriteTrace(0, new SPDiagnosticsCategory(
"55EDMS", TraceSeverity.Unexpected, EventSeverity.Error), TraceSeverity.Unexpected, ex.Message, ex.StackTrace);
}
}
When i click to next page index, for example was first page, and i click to second page.
Gridview proceeds to second page, but i cannot see row with Page Indexes..
When i delete if (!Page.IsPostBack) from Page_Load, all Works Fine, but i don't need bind gridview on every postBack, what i do wrong?HELP PLEASE