private void GoFullScreen() { BeginInit(); WindowState = WindowState.Maximized; WindowStyle = WindowStyle.None; _imageScrollViewer.HorizontalScrollBarVisibility = ScrollBarVisibility.Disabled; _imageScrollViewer.VerticalScrollBarVisibility = ScrollBarVisibility.Disabled; _imageViewState = ImageViewState.FullScreen; var fullScreenSize = this.GetScreenBounds(); _image.Source = _imageFile.GetResizedImage(fullScreenSize); EndInit(); }