public void ShowImage(ImageAttachmentViewModel image, ImageAttachmentViewModel[] allImages)
{
try
{
var mainWindow = Windows.OfType <MainAppWindow>().FirstOrDefault();
if (mainWindow != null)
{
MainWindowViewModel viewModel = mainWindow.GetViewModel();
if (viewModel != null)
{
viewModel.ShowImage(image, allImages);
}
else
{
throw new NullReferenceException("Couldn't find MainWindowViewModel");
}
}
else
{
throw new NullReferenceException("Couldn't find main window");
}
}
catch (Exception ex)
{
TelemetryExtension.Current?.TrackException(ex);
}
}
public MyImageAttachmentViewHelper(ImageView imageView, ImageAttachmentViewModel viewModel)
{
_imageView = imageView;
_imageView.SetBackgroundColor(Color.Black);
_viewModel = viewModel;
viewModel.PropertyChanged += new WeakEventHandler <PropertyChangedEventArgs>(ViewModel_PropertyChanged).Handler;
viewModel.StartLoad();
Update();
}
public void Initialize(ImageAttachmentViewModel currentImage, ImageAttachmentViewModel[] allImages)
{
AllImages = allImages;
CurrentImage = currentImage;
var adapter = new ImagesPagerAdapter(allImages);
this.Adapter = adapter;
this.SetCurrentItem(adapter.GetPosition(currentImage), false);
}
public int GetPosition(ImageAttachmentViewModel img)
{
for (int i = 0; i < ItemsSource.Length; i++)
{
if (ItemsSource[i] == img)
{
return(i);
}
}
return(-1);
}
private void ListView_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
ImageAttachmentViewModel image = grid.SelectedItem as ImageAttachmentViewModel;
if (image == null)
{
return;
}
grid.SelectedItem = null;
IEnumerable <ImageAttachmentViewModel> allImages = DataContext as IEnumerable <ImageAttachmentViewModel>;
if (allImages == null)
{
return;
}
PowerPlannerApp.Current.ShowImage(image, allImages.ToArray());
}
public void ShowImage(ImageAttachmentViewModel image, ImageAttachmentViewModel[] allImages)
{
Navigate(new ShowImagesViewModel(this, image, allImages));
}
public ImageAttachmentZoomableView(Context context, ImageAttachmentViewModel viewModel) : base(context)
{
_helper = new MyImageAttachmentViewHelper(this, viewModel);
}
public ImageAttachmentThumbnailView(Context context, ImageAttachmentViewModel viewModel) : base(context)
{
ViewModel = viewModel;
base.SetScaleType(ScaleType.CenterCrop);
_helper = new MyImageAttachmentViewHelper(this, viewModel);
}
public ShowImagesViewModel(BaseViewModel parent, ImageAttachmentViewModel image, ImageAttachmentViewModel[] allImages) : base(parent)
{
AllImages = allImages;
CurrentImage = image;
}
