'宣言 Public Shared ReadOnly ZeroRect As System.Windows.Rect
'使用法 Dim value As System.Windows.Rect value = Utils.ZeroRect
public static readonly System.Windows.Rect ZeroRect
'宣言 Public Shared ReadOnly ZeroRect As System.Windows.Rect
'使用法 Dim value As System.Windows.Rect value = Utils.ZeroRect
public static readonly System.Windows.Rect ZeroRect