public void LinkControl(LinkDirection direction, UserControl linkedUserControl)
{
if (!dict.ContainsKey(linkedUserControl))
{
AddLinkedControl(linkedUserControl);
}
FocusedNode.Link(direction, dict[linkedUserControl]);
switch (direction)
{
case LinkDirection.ldRight:
OnPropertyChanged("CanNavigateRight");
OnPropertyChanged("RightDirectionModelName");
break;
case LinkDirection.ldLeft:
OnPropertyChanged("CanNavigateLeft");
OnPropertyChanged("LeftDirectionModelName");
break;
case LinkDirection.ldTop:
OnPropertyChanged("CanNavigateTop");
OnPropertyChanged("TopDirectionModelName");
break;
case LinkDirection.ldBottom:
OnPropertyChanged("CanNavigateBottom");
OnPropertyChanged("BottomDirectionModelName");
break;
default:
break;
}
}
public void Navigate(LinkDirection direction)
{
var targetNode = FocusedNode.GetLinkedNode(direction);
// relink TreeControl (call link back)
if (FocusedNode.Control is TreeControl && !(targetNode.Control is TreeControl))
{
FocusedNode.Link(LinkDirection.ldLeft, FocusedNode.GetLinkedNode(LinkDirection.ldLeft));
FocusedNode.Link(LinkDirection.ldRight, FocusedNode.GetLinkedNode(LinkDirection.ldRight));
}
FocusedNode = targetNode;
}