protected void ApplyLayout(int layoutIndex, ASPxGridView grid)
{
if (grid != null)
{
grid.BeginUpdate();
try
{
grid.ClearSort();
switch (layoutIndex)
{
case 0:
grid.GroupBy(grid.Columns["ItemType"]);
break;
case 1:
grid.GroupBy(grid.Columns["ItemType"]);
grid.GroupBy(grid.Columns["ItemName"]);
break;
case 2:
grid.GroupBy(grid.Columns["ItemQty"]);
break;
}
}
finally
{
grid.EndUpdate();
}
grid.ExpandAll();
}
}
private void HandleGridCallback(string parameter)
{
string[] parameters = parameter.Split(':');
string target = parameters[0];
string eventArgument = parameters[1];
bool eventArgumentIsTrue = eventArgument == "true";
switch (target)
{
case "PageSize":
state.PageSize = ChildGrid.SettingsPager.PageSize = Convert.ToInt32(eventArgument);
break;
case "Grouping":
ReadOnlyCollection <GridViewDataColumn> groupedColumns = ChildGrid.GetGroupedColumns();
foreach (GridViewDataColumn column in groupedColumns)
{
ChildGrid.UnGroup(column);
}
state.ShowGroupPanel = ChildGrid.Settings.ShowGroupPanel = eventArgumentIsTrue;
break;
case "Sorting":
ChildGrid.ClearSort();
state.AllowSort = ChildGrid.SettingsBehavior.AllowSort = eventArgumentIsTrue;
break;
case "Filtering":
ChildGrid.FilterExpression = String.Empty;
state.ShowFilterRow = ChildGrid.Settings.ShowFilterRow = eventArgumentIsTrue;
break;
}
ChildGrid.DataBind();
}
protected override void OnViewControlsCreated()
{
base.OnViewControlsCreated();
ASPxGridListEditor listEditor = ((ListView)View).Editor as ASPxGridListEditor;
if (listEditor != null)
{
ASPxGridView gridView = (ASPxGridView)listEditor.Grid;
gridView.ClientInstanceName = View.Id;
GridViewDataColumn detailsColums = gridView.Columns["Index"] as GridViewDataColumn;
if (detailsColums != null)
{
detailsColums.DataItemTemplate = new UpDownButtonsTemplate();
gridView.ClearSort();
gridView.SortBy(detailsColums, DevExpress.Data.ColumnSortOrder.Ascending);
gridView.CustomCallback += new ASPxGridViewCustomCallbackEventHandler(gridView_CustomCallback);
}
}
}
