public LiveToolTipAdorner(UIElement adornedElement, LiveToolTip tooltip)
: base(adornedElement)
{
visualChildren = new VisualCollection(this);
FollowMouseCursor = LiveToolTipService.GetFollowMouseCursor(adornedElement);
ToolTipOffset = new Point(LiveToolTipService.GetToolTipOffsetX(adornedElement), LiveToolTipService.GetToolTipOffsetY(adornedElement));
adornedElement.MouseLeave += adornedElement_MouseLeave;
adornedElement.MouseEnter += adornedElement_MouseEnter;
if (FollowMouseCursor)
{
adornedElement.PreviewMouseMove += adornedElement_MouseMove;
}
//FrameworkElement frAdornedElement = (FrameworkElement)adornedElement;
//frAdornedElement.SizeChanged += frAdornedElement_SizeChanged;
this.liveTooltip = tooltip;
tooltip.Visibility = Visibility.Hidden;
var parentCanvas = liveTooltip.Parent as Canvas;
if (parentCanvas != null)
{
parentCanvas.Children.Remove(liveTooltip);
}
canvas.Children.Add(liveTooltip);
AddLogicalChild(canvas);
visualChildren.Add(canvas);
Unloaded += LiveTooltipAdorner_Unloaded;
}
private static void AddTooltip(FrameworkElement source)
{
if (DesignerProperties.GetIsInDesignMode(source))
{
return;
}
LiveToolTip tooltip = GetLiveToolTip(source);
Window window = Window.GetWindow(source);
FrameworkElement child = source;
FrameworkElement parent = null;
if (window != null)
{
while (parent != window)
{
parent = (FrameworkElement)VisualTreeHelper.GetParent(child);
child = parent;
var nameScope = NameScope.GetNameScope(parent);
if (nameScope != null)
{
string nameScopeName = nameScope.ToString();
if (nameScopeName != "System.Windows.TemplateNameScope")
{
NameScope.SetNameScope(tooltip, nameScope);
break;
}
}
}
}
var binding = BindingOperations.GetBinding(tooltip, LiveToolTip.ContentProperty);
if (binding != null)
{
BindingOperations.ClearBinding(tooltip, LiveToolTip.ContentProperty);
BindingOperations.SetBinding(tooltip, LiveToolTip.ContentProperty, binding);
}
Binding dataContextBinding = new Binding {
Path = new PropertyPath("DataContext"), Source = source
};
tooltip.SetBinding(LiveToolTip.DataContextProperty, dataContextBinding);
tooltip.Owner = source;
if (GetTooltipOpacity(source) != (double)LiveToolTipService.TooltipOpacityProperty.DefaultMetadata.DefaultValue)
{
tooltip.Opacity = LiveToolTipService.GetTooltipOpacity(source);
}
AddTooltipForElement(source, tooltip);
}