private void Load() { OpenFileDialog openFileDialog = new OpenFileDialog { Filter = "Image files (*.bmp; *.png, *.tif)|*.bmp; *.png; *.tif", RestoreDirectory = true }; if (openFileDialog.ShowDialog() == true) { var bitmap = new Bitmap(openFileDialog.FileName); RegionGrowingViewModel.LoadOriginalImage(bitmap); ResultsViewModel.LoadImage(bitmap); } }