protected bool IsEditionValid(GridItem item, GrilleColumn column, string oldValue, string newValue, GridCellValidationEventArgs args)
{
int? oid = item.GetOid();
bool isKey = column.position == 0;
if (isKey)
{
if (string.IsNullOrWhiteSpace(newValue))
{
args.ErrorContent = column.name + " can't be empty!";
args.IsValid = false;
return(false);
}
}
else if (!oid.HasValue)
{
LinkedAttributeGrid grid = (LinkedAttributeGrid)this.Grille;
Object keyValue = item.Datas[0];
bool emptyKeyValue = keyValue == null || string.IsNullOrWhiteSpace(keyValue.ToString());
if (emptyKeyValue && !grid.attribute.incremental)
{
args.ErrorContent = "You have to set " + grid.attribute.name + " before set " + column.name;
args.IsValid = false;
return(false);
}
}
return(true);
}
protected override void OnValidateCell(object sender, GridCellValidationEventArgs args)
{
GridItem item = (GridItem)this.gridControl.SelectedItem;
if (item == null)
{
item = (GridItem)this.gridControl.CurrentItem;
}
if (item != null)
{
ColumnBase col = args.Column;
GrilleColumn column = this.Grille.GetColumn(col.FieldName);
string oldValue = item.Datas[column.position] != null ? item.Datas[column.position].ToString() : "";
string newValue = args.Value != null?args.Value.ToString() : "";
if (!IsEditionValid(item, column, oldValue, newValue, args))
{
args.Handled = true;
args.IsValid = false;
return;
}
GrilleEditedElement element = new GrilleEditedElement();
element.column = column;
element.oid = item.GetOid();
element.value = new Kernel.Domain.Browser.BrowserData();
element.value.name = newValue;
if (this.EditEventHandler != null)
{
GrilleEditedResult result = EditEventHandler(element);
if (result.isError)
{
args.Handled = true;
args.IsValid = false;
args.ErrorContent = result.error;
return;
}
else
{
if (result.datas == null)
{
args.Handled = true;
}
else
{
item.Datas = result.datas;
}
Refresh();
}
}
}
}