private void ClearModel(FrameworkElement elt, object item)
{
ModelUIElement3D model = elt.GetValue(LinkedModelProperty) as ModelUIElement3D;
_modelContainer.Children.Remove(model);
// Update the positions of all model items
int removed = (int)model.GetValue(LinkedElementPositionProperty);
foreach (Visual3D m in _modelContainer.Children)
{
int val = (int)m.GetValue(LinkedElementPositionProperty);
if (val > removed)
{
m.SetValue(LinkedElementPositionProperty, val - 1);
}
}
model.ClearValue(LinkedElementProperty);
elt.ClearValue(LinkedModelProperty);
// Update SelectedIndex if needed
if (SelectedIndex >= 0 && SelectedIndex < Items.Count)
{
ReflowItems();
}
else
{
SelectedIndex = Math.Max(0, Math.Min(SelectedIndex, Items.Count - 1));
}
}
public HitTestFilterBehavior MyHitTestFilter(DependencyObject o)
{
if (o.GetType() == typeof(Viewport3DVisual))
{
return(HitTestFilterBehavior.Continue);
}
else if (o.GetType() == typeof(ModelUIElement3D))
{
ModelUIElement3D j = (ModelUIElement3D)o;
bool d = (bool)j.GetValue(UIElement3D.IsHitTestVisibleProperty);
if (d == false)
{
return(HitTestFilterBehavior.ContinueSkipSelfAndChildren);
}
else
{
return(HitTestFilterBehavior.Continue);
}
}
else
{
return(HitTestFilterBehavior.ContinueSkipSelf);
}
}
private void model_MouseEnter(object sender, MouseEventArgs e)
{
if (SelectedIndex == _modelContainer.Children.IndexOf((Visual3D)sender))
{
ModelUIElement3D newSelectedModel = (ModelUIElement3D)_modelContainer.Children[SelectedIndex];
ListBoxItem item = (ListBoxItem)newSelectedModel.GetValue(LinkedElementProperty);
RaiseCurrentElementMouseEnterEvent((Tab)item.Content);
}
}
private void OnContainerLeftButtonDown(object sender, MouseButtonEventArgs e)
{
Focus();
ModelUIElement3D model = e.Source as ModelUIElement3D;
if (model != null)
{
//SelectedIndex = _modelContainer.Children.IndexOf(model);
SelectedIndex = (int)model.GetValue(LinkedElementPositionProperty);
}
}