public DeviceInformationHelper()
{
_screenSizeProvider = _screenSizeProviderFactory.CreateScreenSizeProvider();
_screenSizeProvider.ScreenSizeChanged += (sender, e) =>
{
InformationInvalidated?.Invoke(sender, e);
};
}
public DeviceInformationHelper()
{
lock (ScreenSizeProviderFactory)
{
if (ScreenSizeProvider == null)
{
ScreenSizeProvider = ScreenSizeProviderFactory.CreateScreenSizeProvider();
ScreenSizeProvider.ScreenSizeChanged += (sender, e) =>
{
InvalidateInformation(sender, e);
};
}
}
}
// This method must be called before instance of DeviceInformationHelper has been created
// for a custom screen size provider to be used.
public static void SetScreenSizeProviderFactory(IScreenSizeProviderFactory factory)
{
ScreenSizeProviderFactory = factory;
ScreenSizeProvider = null;
}
