public override void IsOffScreen_ScrollViewer()
{
AutomationPeer peer = FrameworkElementAutomationPeer.CreatePeerForElement(CreateConcreteFrameworkElement());
Assert.IsNotNull(peer, "IsOffScreen");
DataGridColumnHeader control = ((FrameworkElementAutomationPeer)peer).Owner as DataGridColumnHeader;
Assert.IsFalse(peer.IsOffscreen(), "IsOffScreen #1");
control.Visibility = Visibility.Collapsed;
Assert.IsTrue(peer.IsOffscreen(), "IsOffScreen #2");
control.Visibility = Visibility.Visible;
Assert.IsFalse(peer.IsOffscreen(), "IsOffScreen #3");
}
public override void IsOffScreen()
{
Popup popup = new Popup();
AutomationPeer peer = null;
CreateAsyncTest(popup,
() => {
peer = FrameworkElementAutomationPeer.CreatePeerForElement(popup);
Assert.IsNotNull(peer, "FrameworkElementAutomationPeer.CreatePeerForElement");
Assert.IsTrue(peer.IsOffscreen(), "#0");
},
() => popup.IsOpen = true,
() => Assert.IsFalse(peer.IsOffscreen(), "#1"),
() => popup.IsOpen = false,
() => Assert.IsTrue(peer.IsOffscreen(), "#2"));
}
protected override bool IsOffscreenCore()
{
AutomationPeer wrapperPeer = this.GetWrapperPeer();
if (wrapperPeer != null)
{
return(wrapperPeer.IsOffscreen());
}
return(true);
}
public void AllTests()
{
DataGridColumnHeader fe = CreateConcreteFrameworkElement() as DataGridColumnHeader;
AutomationPeer peer = FrameworkElementAutomationPeer.CreatePeerForElement(fe);
// GetAutomationControlType
Assert.AreEqual(AutomationControlType.HeaderItem, peer.GetAutomationControlType(), "GetAutomationControlType");
// GetBoundingRectangle
Rect boundingRectangle = peer.GetBoundingRectangle();
Assert.AreNotEqual(0, boundingRectangle.X, "GetBoundingRectangle X");
Assert.AreNotEqual(0, boundingRectangle.Y, "GetBoundingRectangle Y");
Assert.AreNotEqual(0, boundingRectangle.Width, "GetBoundingRectangle Width");
Assert.AreNotEqual(0, boundingRectangle.Height, "GetBoundingRectangle Height");
// GetChildren
List <AutomationPeer> children = peer.GetChildren();
Assert.IsNotNull(children, "#0");
Assert.AreEqual(1, children.Count, "#1");
// IsKeyboardFocusable
Assert.IsFalse(peer.IsKeyboardFocusable(), "IsKeyboardFocusable");
// GetClassName
Assert.AreEqual("DataGridColumnHeader", peer.GetClassName(), "#0");
// IsContentElement
Assert.IsFalse(peer.IsContentElement(), "#0");
// GetName
Assert.AreEqual(fe.Content, peer.GetName(), "GetName");
// GetClickablePoint
Point p = peer.GetClickablePoint();
Assert.IsFalse(double.IsNaN(p.X), "#0");
Assert.IsFalse(double.IsNaN(p.Y), "#1");
// GetParent
Assert.IsNotNull(peer.GetParent(), "GetParent");
// IsOffscreen
Assert.IsFalse(peer.IsOffscreen(), "IsOffScreen");
}
private void GetChildPeers(UIElement element, List <AutomationPeer> list)
{
Rect rect = new Rect(0.0, 0.0, ((FrameworkElement)base.Owner).ActualWidth, ((FrameworkElement)base.Owner).ActualHeight);
for (int i = 0; i < VisualTreeHelper.GetChildrenCount(element); i++)
{
FrameworkElement frameworkElement = VisualTreeHelper.GetChild(element, i) as FrameworkElement;
if (frameworkElement != null)
{
AutomationPeer automationPeer = UIElementAutomationPeer.CreatePeerForElement(frameworkElement);
if (automationPeer != null && !(automationPeer is ScrollViewerAutomationPeer) && !(automationPeer is GroupItemAutomationPeer) && !automationPeer.IsOffscreen())
{
Rect rect2 = frameworkElement.TransformToAncestor(base.Owner).TransformBounds(new Rect(0.0, 0.0, frameworkElement.RenderSize.Width, frameworkElement.RenderSize.Height));
if (rect.IntersectsWith(rect2))
{
list.Add(automationPeer);
}
}
else
{
GetChildPeers(frameworkElement, list);
}
}
}
}
