protected void HandleScheduledFocus()
{
if (_scheduledFocus.Count == 0)
{
// Shortcut
return;
}
for (SetFocusPriority prio = SetFocusPriority.Highest; prio != SetFocusPriority.None; prio--)
{
ScheduledFocus sf;
if (_scheduledFocus.TryGetValue(prio, out sf))
{
if (sf.FocusElement.TrySetFocus(true))
{
// Remove all lower focus priority requests
for (SetFocusPriority removePrio = prio; removePrio != SetFocusPriority.None; removePrio--)
{
_scheduledFocus.Remove(removePrio);
}
}
else if (sf.IncAge() > MAX_SET_FOCUS_AGE)
{
_scheduledFocus.Remove(prio);
}
}
}
}
public void ScheduleSetFocus(FrameworkElement element, SetFocusPriority setFocusPriority)
{
if (_scheduledFocus.ContainsKey(setFocusPriority))
{
return;
}
_scheduledFocus[setFocusPriority] = new ScheduledFocus(element);
}
protected void UpdateFocus()
{
if (_setFocusPrio == SetFocusPriority.None)
return;
Screen screen = Screen;
if (screen == null)
return;
screen.ScheduleSetFocus(this, _setFocusPrio);
_setFocusPrio = SetFocusPriority.None;
}
public override void DeepCopy(IDeepCopyable source, ICopyManager copyManager)
{
Detach();
object oldLayoutTransform = LayoutTransform;
base.DeepCopy(source, copyManager);
FrameworkElement fe = (FrameworkElement) source;
Width = fe.Width;
Height = fe.Height;
Style = copyManager.GetCopy(fe.Style);
ActualWidth = fe.ActualWidth;
ActualHeight = fe.ActualHeight;
HorizontalAlignment = fe.HorizontalAlignment;
VerticalAlignment = fe.VerticalAlignment;
Focusable = fe.Focusable;
FontSize = fe.FontSize;
FontFamily = fe.FontFamily;
MinWidth = fe.MinWidth;
MinHeight = fe.MinHeight;
MaxWidth = fe.MaxWidth;
MaxHeight = fe.MaxHeight;
_setFocusPrio = fe.SetFocusPrio;
_renderedBoundingBox = null;
ContextMenuCommand = copyManager.GetCopy(fe.ContextMenuCommand);
// Need to manually call this because we are in a detached state
OnLayoutTransformPropertyChanged(_layoutTransformProperty, oldLayoutTransform);
Attach();
}