/// <summary>
/// If we have a valid inputContext Focus it. Also set the GlobalCachedInputContext.
/// </summary>
public void FocusIn()
{
if (InputContext == null)
{
return;
}
ProtectedIBusInvoke(() => m_inputContext.FocusIn());
// For performance reasons we store the active inputContext
GlobalCachedInputContext.InputContext = m_inputContext;
}