private void UnregisterHandler(ContextMenuEventType type)
{
switch (type)
{
case ContextMenuEventType.Opening:
zoomControl.ContextMenuOpening -= ContextMenuEventHandler;
break;
case ContextMenuEventType.Closing:
zoomControl.ContextMenuClosing -= ContextMenuEventHandler;
break;
}
zoomControl = null;
}
private void RegisterHandler(ContextMenuEventType type)
{
// TODO: Done on logical tree for now because visual tree is not valid during behavior OnAttachAndLoaded()
zoomControl = AssociatedObject.FindLogicalParentOfType <ZoomControl>();
switch (type)
{
case ContextMenuEventType.Opening:
zoomControl.ContextMenuOpening += ContextMenuEventHandler;
break;
case ContextMenuEventType.Closing:
zoomControl.ContextMenuClosing += ContextMenuEventHandler;
break;
}
}
