/// <summary>
/// HeaderProperty property changed handler.
/// </summary>
/// <param name="d">HeaderedContentControl whose Header property is changed.</param>
/// <param name="e">DependencyPropertyChangedEventArgs, which contains the old and new value.</param>
private static void OnHeaderPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
HeaderedContentControl ctrl = (HeaderedContentControl)d;
ctrl.OnHeaderChanged(e.OldValue, e.NewValue);
}
/// <summary>
/// HeaderTemplateProperty property changed handler.
/// </summary>
/// <param name="d">HeaderedContentControl whose HeaderTemplate property is changed.</param>
/// <param name="e">DependencyPropertyChangedEventArgs, which contains the old and new value.</param>
private static void OnHeaderTemplatePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
HeaderedContentControl ctrl = (HeaderedContentControl)d;
ctrl.OnHeaderTemplateChanged((DataTemplate)e.OldValue, (DataTemplate)e.NewValue);
}