Initializes a new instance of the Page class.
If a Page is not being kept alive (see KeepAlive), it needs to implement a default constructor to allow WPF to create a new instance of it when navigated to in back or forward navigation history.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.