/// <summary>
/// Initializes a new instance of <see cref="PointerPlatform"/> class
/// </summary>
/// <param name="nativeWindow">The platform-specific reference to window object</param>
/// <param name="manager">The <see cref="PointerManager"/> whose events will be raised in response to platform-specific events</param>
/// <exception cref="ArgumentNullException">Is thrown when either <paramref name="nativeWindow"/> or <paramref name="manager"/> is null.</exception>
protected PointerPlatform(PointerManager manager)
{
Contract.Requires <ArgumentNullException>(manager != null, "manager");
this.manager = manager;
}
/// <summary>
/// Initializes a new instance of <see cref="DesktopPointerPlatform"/> class.
/// </summary>
/// <param name="manager">The <see cref="PointerManager"/> whose events will be raised in response to platform-specific events</param>
/// <exception cref="ArgumentNullException">Is thrown when either <paramref name="nativeWindow"/> or <paramref name="manager"/> is null.</exception>
public DesktopPointerPlatform(PointerManager manager)
: base(manager)
{
}