/// <summary>
/// Internals the bind header.
/// </summary>
private void internalBindHeader()
{
McMetaViewPreference mvPref = GetMetaViewPreference();
int counter = 0;
int notMetaFields = 0;
for (int i = 0; i < this.CustomColumns.Count; i++)
{
MainGrid.Columns[i].HeaderText = CHelper.GetResFileString(this.CustomColumns[i].Title);
MainGrid.Columns[i].ItemStyle.Width = this.CustomColumns[i].Width;
MainGrid.Columns[i].HeaderStyle.Width = this.CustomColumns[i].Width;
notMetaFields++;
}
counter += this.CustomColumns.Count;
foreach (MetaField field in this.VisibleMetaFields)
{
int _width = GetMetaViewPreference().GetMetaFieldWidth(counter - notMetaFields, 100);
if (_width == 0)
{
_width = 100;
}
MainGrid.Columns[counter].ItemStyle.Width = _width;
MainGrid.Columns[counter].HeaderStyle.Width = _width;
//add sorting only for metaFileds that supports sorting at MetaData level
if (MetaDataWrapper.IsSortable(field))
{
MainGrid.Columns[counter].SortExpression = field.Name;
}
DataControlField controlField = MainGrid.Columns[counter];
controlField.HeaderText = CHelper.GetResFileString(field.FriendlyName);
// Raising event
ChangingMetaGridColumnHeaderEventArgs e = new ChangingMetaGridColumnHeaderEventArgs(controlField, field);
OnChangingMetaGridColumnHeader(e);
#region Sorting header text (arrows up/down)
if (mvPref.Sorting != null && mvPref.Sorting.Count > 0 && mvPref.Sorting[0].Source == field.Name)
{
if (mvPref.Sorting[0].Type == SortingElementType.Asc)
{
MainGrid.Columns[counter].HeaderText += String.Format(" <img alt='' border='0' src='{0}' />", this.ResolveUrl("~/images/IbnFramework/sort_asc.gif"));
}
else
{
MainGrid.Columns[counter].HeaderText += String.Format(" <img alt='' border='0' src='{0}' />", this.ResolveUrl("~/images/IbnFramework/sort_desc.gif"));
}
}
#endregion
counter++;
}
}
/// <summary>
/// Handles the Sorting event of the MainGrid control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.Web.UI.WebControls.GridViewSortEventArgs"/> instance containing the event data.</param>
void MainGrid_Sorting(object sender, GridViewSortEventArgs e)
{
#region Check for field being meta field
bool _flag = false;
foreach (MetaField field in CurrentView.AvailableFields)
{
if (field.Name == e.SortExpression)
{
_flag = true;
break;
}
}
if (!_flag)
{
return;
}
#endregion
McMetaViewPreference mvPref = GetMetaViewPreference();
//fix bug when user try to sort column which doesn't support sorting at MetaData level
if (!MetaDataWrapper.IsSortable(e.SortExpression, mvPref))
{
return;
}
//fix issue with ajaxcontroltoolkit 3.5
Thread.Sleep(750);
if (mvPref.Sorting == null || mvPref.Sorting.Count == 0)
{
SortingElement new_sort = new SortingElement();
mvPref.Sorting.Add(new_sort);
}
SortingElement sort = mvPref.Sorting[0];
if (sort.Source.Equals(e.SortExpression))
{
if (sort.Type == SortingElementType.Asc)
{
sort.Type = SortingElementType.Desc;
}
else
{
sort.Type = SortingElementType.Asc;
}
}
else
{
sort.Source = e.SortExpression;
sort.Type = SortingElementType.Asc;
}
}