/// <summary>
/// Update the current visibility of frames.
/// </summary>
/// <param name="frame">The frame with the visibility to check.</param>
/// <param name="oldFrameVisibility">The previous visibility upon return.</param>
public virtual void UpdateNodeFrameVisibility(IFocusNodeFrameWithVisibility frame, out bool oldFrameVisibility)
{
oldFrameVisibility = IsFrameVisible;
bool IsPreferred = frame.IsPreferred;
IFocusNodeFrameVisibility Visibility = frame.Visibility;
if (Visibility != null)
{
bool IsVolatile = Visibility.IsVolatile;
bool IsVisible = Visibility.IsVisible(this, frame);
IsFrameVisible &= IsVisible;
}
}
bool ICollection <IFocusNodeFrameVisibility> .Remove(IFocusNodeFrameVisibility item)
{
return(Remove((ILayoutNodeFrameVisibility)item));
}
bool ICollection <IFocusNodeFrameVisibility> .Contains(IFocusNodeFrameVisibility value)
{
return(Contains((ILayoutNodeFrameVisibility)value));
}
void ICollection <IFocusNodeFrameVisibility> .Add(IFocusNodeFrameVisibility item)
{
Add((ILayoutNodeFrameVisibility)item);
}
void IList <IFocusNodeFrameVisibility> .Insert(int index, IFocusNodeFrameVisibility item)
{
Insert(index, (ILayoutNodeFrameVisibility)item);
}
int IList <IFocusNodeFrameVisibility> .IndexOf(IFocusNodeFrameVisibility value)
{
return(IndexOf((ILayoutNodeFrameVisibility)value));
}
