[gtk/wip/baedert/transforms6: 17/52] widget: Use translate_coordinates in pick()



commit 0a938cca3943fcff8d6524ba02b9e0f681dff15c
Author: Timm Bäder <mail baedert org>
Date:   Sat Jul 28 12:33:04 2018 +0200

    widget: Use translate_coordinates in pick()
    
    In case converting the coordinate into the child coordinate space
    consists of more than just a translation.

 gtk/gtkwidget.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index 64a2f50f0b..f3d333e609 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -816,11 +816,12 @@ gtk_widget_real_pick (GtkWidget *widget,
        child = _gtk_widget_get_prev_sibling (child))
     {
       GtkWidget *picked;
-      int dx, dy;
+      double dx, dy;
 
-      gtk_widget_get_origin_relative_to_parent (child, &dx, &dy);
+      gtk_widget_translate_coordinatesf (widget, child, x, y, &dx, &dy);
+
+      picked = gtk_widget_pick (child, dx, dy);
 
-      picked = gtk_widget_pick (child, x - dx, y - dy);
       if (picked)
         return picked;
     }


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