/// <summary>
/// Fires a given event and passes it with the correct arguments to the registered event handlers. It returns the <see cref="CollectionEventArgs"/> structure it created and that the event handlers might have modified.
/// </summary>
/// <param name="sender">The sender of the event.</param>
/// <param name="handler">The event to fire.</param>
/// <param name="record">The record the collection belongs to.</param>
/// <param name="collection">The collection to pass to the event handlers.</param>
/// <returns>A new instance of the <see cref="CollectionEventArgs"/> class that has been passed to every event handler and might have been modified.</returns>
public static CollectionEventArgs Fire(Control sender, CollectionEventHandler handler, IEditableDbRecord record, PropertyInfo collection) {
var args = new CollectionEventArgs(record, collection);
if (handler == null)
return args;
handler(sender, args);
return args;
}
/// <summary>
/// Copies values from another instance of this class.
/// </summary>
/// <param name="e">The source to copy from.</param>
public void CopyFrom(CollectionEventArgs e) {
this.Record = e.Record;
this.Collection = e.Collection;
}
private void Tree_CollectionSelected(Control sender, CollectionEventArgs e) {
if (e.Record == null) {
DisableRecordControls();
return;
}
if (e.Collection == null) {
ShowRecordView();
} else {
if (RecordCollection.GetCollectionType(e.Collection) == RecordCollection.CollectionType.AssociationWithValue)
ShowRecordCollectionWithValues();
else
ShowRecordCollection();
}
}