public static Dock GetDock(UIElement element)
{
if (element == null) { throw new ArgumentNullException("element"); }
return (Dock) element.GetValue(DockProperty);
}
public static double GetLeft(UIElement element)
{
if (element == null) { throw new ArgumentNullException("element"); }
return (double)element.GetValue(LeftProperty);
}
private static void UnregisterToolTip(UIElement owner)
{
Debug.Assert(owner != null, "owner element is required");
if (owner.GetValue (AssignedToolTipProperty) == null)
{
return;
}
owner.MouseEnter -= new MouseEventHandler(OnOwnerMouseEnter);
owner.MouseLeave -= new MouseEventHandler(OnOwnerMouseLeave);
owner.MouseLeftButtonDown -= new MouseButtonEventHandler(OnOwnerMouseLeftButtonDown);
owner.KeyDown -= new KeyEventHandler(OnOwnerKeyDown);
ToolTip toolTip = (ToolTip) owner.GetValue (AssignedToolTipProperty);
if (toolTip.IsOpen)
{
if (toolTip == ToolTipService._currentToolTip)
{
// unregistering a currently open automatic toltip
// thus need to stop the timer
ToolTipService._closeTimer.Stop();
ToolTipService._currentToolTip = null;
ToolTipService._owner = null;
ToolTipService._lastEnterSource = null;
}
toolTip.IsOpen = false;
}
owner.ClearValue (AssignedToolTipProperty);
}
/// <summary>
/// Helper for reading ZIndex property from a UIElement.
/// </summary>
/// <param name="element">UIElement to read ZIndex property from.</param>
/// <returns>ZIndex property value.</returns>
public static int GetZIndex(UIElement element)
{
if (element == null)
{
throw new ArgumentNullException("element");
}
return ((int)element.GetValue(ZIndexProperty));
}
public static float GetLeft ( UIElement ctrl ) {
return (float)ctrl.GetValue (LeftProperty);
}
public static float GetTop ( UIElement ctrl ) {
return (float)ctrl.GetValue (TopProperty);
}
public static int GetColumnSpan (UIElement item) {
return ( int ) item.GetValue (ColumnSpanProperty);
}
public static int GetRowSpan (UIElement item) {
return ( int ) item.GetValue (RowSpanProperty);
}
