'宣言 Public Shared ReadOnly OpenedBackgroundProperty As Windows.UI.Xaml.DependencyProperty
public static readonly Windows.UI.Xaml.DependencyProperty OpenedBackgroundProperty
'宣言 Public Shared ReadOnly OpenedBackgroundProperty As Windows.UI.Xaml.DependencyProperty
public static readonly Windows.UI.Xaml.DependencyProperty OpenedBackgroundProperty