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