public void Element_GetVisualTree_Test()
{
var parent = new TestHelpers.RootElement();
var element = new ElementMock(parent, AssetManager);
var element2 = new ElementMock(element, AssetManager);
var element3 = new ElementMock(element2, AssetManager);
var expected = new Element[] { element, element2, element3 };
Assert.IsTrue(expected.SequenceEqual(element.GetVisualTree()));
}
protected UIElementEditor(UIElementEditor parent, Element element, AssetManager assetManager)
{
this.parent = parent;
Element = element;
this.assetManager = assetManager;
Childs = new ObservableCollection<UIElementEditor>(element.Childs.ToList().Select(e => UIElementEditor.Create(this, e, assetManager)));
Childs.CollectionChanged += (o, e) => TreeChanged(this, EventArgs.Empty);
TreeChanged += (o, e) =>
{
if (this.parent != null)
this.parent.TreeChanged(this, EventArgs.Empty);
};
Operations = new List<Operation>()
{
new Operation() { Name = "Delete", Command = new DelegateCommand(Delete, CanDelete) },
new Operation() { Name = "Add Image", Command = new DelegateCommand(AddImage) },
new Operation() { Name = "Add TextBlock", Command = new DelegateCommand(AddTextBlock) },
new Operation() { Name = "Add Button", Command = new DelegateCommand(AddButton) }
};
}
public static UIElementEditor Create(UIElementEditor parent, Element element, AssetManager assetManager)
{
if (element.Type == ElementType.Custom || element.Type == ElementType.Layout)
return new UIElementEditor(parent, element, assetManager);
else if (element.Type == ElementType.Image)
return new ImageElementEditor(parent, element, assetManager);
else if (element.Type == ElementType.TextBlock)
return new TextBlockElementEditor(parent, element, assetManager);
else if (element.Type == ElementType.Button)
return new ButtonElementEditor(parent, element, assetManager);
else
throw new ArgumentException("unknown element type: " + element.ToString());
}
public TextBlockElementEditor(UIElementEditor parent, Element element, AssetManager assetManager)
: base(parent, element, assetManager)
{
}
public ImageElementEditor(UIElementEditor parent, Element element, AssetManager assetManager)
: base(parent, element, assetManager)
{
}
public ButtonElementEditor(UIElementEditor parent, Element element, AssetManager assetManager)
: base(parent, element, assetManager)
{
this.button = element as Button;
}
protected bool RemoveChild(Element child)
{
return this.childs.Remove(child);
}
protected bool AddChild(Element child)
{
if (this.childs.Contains(child))
return false;
this.childs.Add(child);
return true;
}
