public static bool Validate(SharepointList list, TemplateDataBase item)
{
if (IsValid != null)
{
var cancelArgs = new CancelSharepointItemEventArgs(item, list) { Cancel = false };
IsValid(null, cancelArgs);
return !cancelArgs.Cancel;
}
return true;
}
void SharepointEvents_IsValid(object sender, CancelSharepointItemEventArgs e)
{
ColumnBinder binder = weakReference.Target as ColumnBinder;
if (binder == null)
{
SharepointEvents.IsValid -= new EventHandler<CancelSharepointItemEventArgs>(SharepointEvents_IsValid);
}
else
{
binder.SharepointEvents_IsValid(sender, e);
}
}
void SharepointEvents_IsValid(object sender, CancelSharepointItemEventArgs e)
{
if (e.Item.ListName == this.Item.ListName
&& (e.Item.Id != null && (this.Item.Id == e.Item.Id)
|| e.Item.Data == this.Item.Data))
{
if (Binding != null)
{
try
{
Binding.UpdateSource();
}
catch
{
}
e.Cancel = e.Cancel || Validation.GetHasError(AssociatedObject);
}
}
}