diff options
| author | Thomas White <taw@physics.org> | 2021-03-16 14:14:20 +0100 |
|---|---|---|
| committer | Thomas White <taw@physics.org> | 2021-03-16 14:14:20 +0100 |
| commit | 818f70534a28c63ce86989b33b1a4f8a77395d06 (patch) | |
| tree | 8fd3fa5fd74d539aacb425003f8dc4beb3128e49 /src/crystfelimageview.c | |
| parent | c509f53f96b9a1f9506369ee87a6b53045290604 (diff) | |
CrystFELImageView: Avoid crash when scrolling after image load failure
Diffstat (limited to 'src/crystfelimageview.c')
| -rw-r--r-- | src/crystfelimageview.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/crystfelimageview.c b/src/crystfelimageview.c index d5c0b51f..6d6cbd60 100644 --- a/src/crystfelimageview.c +++ b/src/crystfelimageview.c @@ -133,6 +133,8 @@ static gint scroll_sig(GtkWidget *window, GdkEventScroll *event, int claim = FALSE; int zoom_allowed = 1; + if ( iv->image == NULL ) return FALSE; + if ( event->direction == GDK_SCROLL_UP ) { zoom_scale = 1.1; claim = TRUE; |