/////////////////////////////////////////////////////////////////////////////////////
/// <summary>
/// Monitors video store's movies collection. If the movie is deleted
/// from collection, the form is closed.
/// </summary>
///
private void Movies_Changed(GenericObject item, ChangeType how, string reason)
{
Debug.TraceLine("{0} >>>> {1} {2}{3}", TraceID, how, item.GetType().Name,
reason != null ? ", Reason: " + reason : "");
Movie record = item as Movie;
if (record != null && this.Movie == record)
{
if (how == ChangeType.Removed)
{
QuitForm();
}
}
}
/////////////////////////////////////////////////////////////////////////////////////
/// <summary>
/// Occurs when VRO database collection has been changed.
/// </summary>
/// <remarks>
/// Updates the contents of the form, in case that database record has been updated,
/// or closes the form, in case that database record was deleted.
/// </remarks>
///
private void Collection_Changed(GenericObject item, ChangeType how, string reason)
{
Debug.TraceLine("{0} >>>> {1} {2}{3}", TraceID, how, item.GetType().Name,
reason != null ? ", Reason: " + reason : "");
T record = item as T;
if (record != null && this.Record == record)
{
if (how == ChangeType.Removed)
{
QuitForm();
}
else // updated or added
{
// Reload data into details form. This will also clean ContentsChanged
// property for all fields in DetailsForm.
//
OnLoadData();
}
}
}
