private void Control_GotKeyboardFocus(object sender, KeyboardFocusChangedEventArgs e)
{
var senderTooltip = ((Control)sender).ToolTip;
sbitxtDescription.Text = senderTooltip.ToString();
sbiTitle.Content = (AutomationProperties.GetLabeledBy(sender as DependencyObject) as Label).Content;
}
///
protected override AutomationPeer GetLabeledByCore()
{
UIElement element = AutomationProperties.GetLabeledBy(_owner);
if (element != null)
return element.GetAutomationPeer();
return null;
}
protected void UpdateAutomationLabeledBy()
{
var label = AutomationProperties.GetLabeledBy(Element);
if (label != null)
{
WAutomationProperties.SetLabeledBy(Control, Platform.GetRenderer(label)?.GetNativeElement());
}
}
protected override AutomationPeer GetLabeledByCore()
{
if (AutomationProperties.GetLabeledBy(Owner) is IFrameworkElement label) // TODO: UIElement
{
return(label.GetAutomationPeer());
}
return(base.GetLabeledByCore());
}
///
override protected AutomationPeer GetLabeledByCore()
{
UIElement element = AutomationProperties.GetLabeledBy(_owner);
if (element != null)
{
return(element.GetAutomationPeer());
}
return(null);
}
private void AddCustomerAddressLine(TextBox textbox, string value)
{
if (string.IsNullOrEmpty(value.Trim()))
{
((Label)AutomationProperties.GetLabeledBy(textbox)).Visibility = Visibility.Collapsed;
textbox.Visibility = Visibility.Collapsed;
}
else
{
textbox.Text = value;
}
}
public void LabeledByPropertyTest()
{
Assert.IsNotNull(AutomationProperties.LabeledByProperty, "#0");
TextBlock block = new TextBlock();
TextBlock labeledBy = new TextBlock();
block.SetValue(AutomationProperties.LabeledByProperty, labeledBy);
Assert.AreEqual(AutomationProperties.GetLabeledBy(block),
block.GetValue(AutomationProperties.LabeledByProperty), "#1");
Assert.AreSame(labeledBy, AutomationProperties.GetLabeledBy(block), "#2");
Assert.AreSame(labeledBy, block.GetValue(AutomationProperties.LabeledByProperty), "#3");
}
protected override AutomationPeer?GetLabeledByCore()
{
var label = AutomationProperties.GetLabeledBy(Owner);
return(label is Control c?GetOrCreate(c) : null);
}
