Handle local files that doesn't need to be downloaded

Esri · Jun 4, 2024 · b0ce997 · b0ce997
1 parent bd40a7a
commit b0ce997
Showing 1 changed file with 20 additions and 17 deletions.
diff --git a/src/Samples/Toolkit.SampleApp.WPF/Samples/PopupViewer/PopupViewerSample.xaml.cs b/src/Samples/Toolkit.SampleApp.WPF/Samples/PopupViewer/PopupViewerSample.xaml.cs
@@ -127,29 +127,32 @@ private void PopupBackground_MouseDown(object sender, System.Windows.Input.Mouse
 
         private async void popupViewer_PopupAttachmentClicked(object sender, UI.Controls.PopupAttachmentClickedEventArgs e)
         {
-            try
+            if (!e.Attachment.IsLocal) // Attachment hasn't been downloaded
             {
-                // Make first click just load the attachment (or cancel a loading operation). Otherwise fallback to default behavior
-                if (e.Attachment.LoadStatus == LoadStatus.NotLoaded)
-                {
-                    e.Handled = true;
-                    await e.Attachment.LoadAsync();
-                }
-                else if (e.Attachment.LoadStatus == LoadStatus.FailedToLoad)
+                try
                 {
-                    e.Handled = true;
-                    await e.Attachment.RetryLoadAsync();
+                    // Make first click just load the attachment (or cancel a loading operation). Otherwise fallback to default behavior
+                    if (e.Attachment.LoadStatus == LoadStatus.NotLoaded)
+                    {
+                        e.Handled = true;
+                        await e.Attachment.LoadAsync();
+                    }
+                    else if (e.Attachment.LoadStatus == LoadStatus.FailedToLoad)
+                    {
+                        e.Handled = true;
+                        await e.Attachment.RetryLoadAsync();
+                    }
+                    else if (e.Attachment.LoadStatus == LoadStatus.Loading)
+                    {
+                        e.Handled = true;
+                        e.Attachment.CancelLoad();
+                    }
                 }
-                else if (e.Attachment.LoadStatus == LoadStatus.Loading)
+                catch (Exception ex)
                 {
-                    e.Handled = true;
-                    e.Attachment.CancelLoad();
+                    MessageBox.Show("Failed to download attachment", ex.Message);
                 }
             }
-            catch (Exception ex)
-            {
-                MessageBox.Show("Failed to download attachment", ex.Message);
-            }
         }
     }
 }