修复 ImageViewer.Source 设置为null会报错的问题

修复 https://github.com/irihitech/Ursa.Avalonia/issues/680
2025-09-16 18:02:37 +08:00
parent 7f118d7b1c
commit be08931b47
3 changed files with 29 additions and 2 deletions
--- a/src/Ursa/Controls/ImageViewer/ImageViewer.cs
+++ b/src/Ursa/Controls/ImageViewer/ImageViewer.cs
@@ -149,6 +149,10 @@ public class ImageViewer: TemplatedControl
    {
        if(!IsLoaded) return;
        IImage image = args.GetNewValue<IImage>();
+        if(image is null)
+        {
+            return;
+        }
        Size size = image.Size;
        double width = this.Bounds.Width;
        double height = this.Bounds.Height;