private string GetNavigationHint(LinkDirection direction)
{
bool canNavigate = (FocusedNode != null && FocusedNode.HasLinkedNode(direction));
string text = string.Empty;
if (canNavigate)
{
var control = FocusedNode.GetLinkedNode(direction).Control;
if (control is TreeControl)
{
text = (control as TreeControl).modelName;
}
if (control is ProjectControl)
{
text = "Project";
}
if (control is ReportControl)
{
text = "Report";
}
}
return(text);
}
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;
}