prevent exception

happens when user tries to load the style but no basemap style has been selected
Esri · Jul 25, 2024 · bf631fe · bf631fe
1 parent 58359a0
commit bf631fe
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Showing 2 changed files with 6 additions and 0 deletions.
diff --git a/...PF/WPF.Viewer/Samples/Map/CreateDynamicBasemapGallery/CreateDynamicBasemapGallery.xaml.cs b/...PF/WPF.Viewer/Samples/Map/CreateDynamicBasemapGallery/CreateDynamicBasemapGallery.xaml.cs
@@ -62,6 +62,9 @@ private void BasemapStyleGallery_SelectionChanged(object sender, SelectionChange
 
  private void LoadButton_Click(object sender, RoutedEventArgs e)
  {
+ // Return if no basemap style is selected.
+ if (BasemapStyleGallery.SelectedItem == null) return;
+
  // Create a new basemap style parameters object.
  var basemapStyleParameters = new BasemapStyleParameters();
 

diff --git a/....WinUI.Viewer/Samples/Map/CreateDynamicBasemapGallery/CreateDynamicBasemapGallery.xaml.cs b/....WinUI.Viewer/Samples/Map/CreateDynamicBasemapGallery/CreateDynamicBasemapGallery.xaml.cs
@@ -62,6 +62,9 @@ private void BasemapStyleGallery_SelectionChanged(object sender, SelectionChange
 
  private void LoadButton_Click(object sender, RoutedEventArgs e)
  {
+ // Return if no basemap style is selected.
+ if (BasemapStyleGallery.SelectedItem == null) return;
+
  // Create a new basemap style parameters object.
  var basemapStyleParameters = new BasemapStyleParameters();