[balsa/popover] balsa-mime-widget-image: Set popover relative to

[Peter Bloomfield <peterb src gnome org>]

commit d6ad558db1f49a87b9ee4c767df474c10c63de40
Author: Peter Bloomfield <PeterBloomfield bellsouth net>
Date:   Sun Jun 21 17:34:18 2020 -0400

    balsa-mime-widget-image: Set popover relative to
    
    Set popover relative to the image.

 src/balsa-mime-widget-image.c | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/src/balsa-mime-widget-image.c b/src/balsa-mime-widget-image.c
index 33a6e6aac..7e8ad0823 100644
--- a/src/balsa-mime-widget-image.c
+++ b/src/balsa-mime-widget-image.c
@@ -207,6 +207,12 @@ balsa_mime_widget_new_image(BalsaMessage * bm,
 
     gesture = gtk_gesture_multi_press_new(widget);
     gtk_gesture_single_set_button(GTK_GESTURE_SINGLE(gesture), 0);
+
+    if (GTK_IS_POPOVER(data)) {
+        GtkPopover *popover = data;
+        gtk_popover_set_relative_to(popover, widget);
+    }
+
     g_signal_connect(gesture, "pressed",
                      G_CALLBACK(balsa_image_button_press_cb), data);