[evolution/gnome-3-32] I#487 - Attachment dropdown menu rendered at the bottom of the screen

[Milan Crha <mcrha src gnome org>]

commit c51c64f71391d501aed1a61989d149fb46bbbe73
Author: Milan Crha <mcrha redhat com>
Date:   Mon Jun 17 21:17:39 2019 +0200

    I#487 - Attachment dropdown menu rendered at the bottom of the screen
    
    Closes https://gitlab.gnome.org/GNOME/evolution/issues/487

 src/web-extensions/e-web-extension.c | 35 ++++++++++++++++++++++++++++++++---
 1 file changed, 32 insertions(+), 3 deletions(-)
---
diff --git a/src/web-extensions/e-web-extension.c b/src/web-extensions/e-web-extension.c
index 0469af1ff3..f18e73c37b 100644
--- a/src/web-extensions/e-web-extension.c
+++ b/src/web-extensions/e-web-extension.c
@@ -247,11 +247,40 @@ element_clicked_cb (WebKitDOMElement *element,
        }
 
        dom_window = webkit_dom_document_get_default_view (webkit_dom_node_get_owner_document 
(WEBKIT_DOM_NODE (element)));
-       if (WEBKIT_DOM_IS_DOM_WINDOW (dom_window)) {
+       while (WEBKIT_DOM_IS_DOM_WINDOW (dom_window)) {
+               WebKitDOMDOMWindow *parent_dom_window = webkit_dom_dom_window_get_parent (dom_window);
+               WebKitDOMElement *frame_element;
+               glong scrll_x = 0, scrll_y = 0;
+
+               frame_element = webkit_dom_dom_window_get_frame_element (dom_window);
+
+               if (parent_dom_window != dom_window && frame_element) {
+                       with_parents_left += webkit_dom_element_get_client_left (frame_element);
+                       with_parents_top += webkit_dom_element_get_client_top (frame_element);
+               }
+
+               while (frame_element) {
+                       with_parents_left += webkit_dom_element_get_offset_left (frame_element);
+                       with_parents_top += webkit_dom_element_get_offset_top (frame_element);
+
+                       frame_element = webkit_dom_element_get_offset_parent (frame_element);
+               }
+
                g_object_get (G_OBJECT (dom_window),
-                       "scroll-x", &scroll_x,
-                       "scroll-y", &scroll_y,
+                       "scroll-x", &scrll_x,
+                       "scroll-y", &scrll_y,
                        NULL);
+
+               scroll_x += scrll_x;
+               scroll_y += scrll_y;
+
+               if (parent_dom_window == dom_window) {
+                       g_clear_object (&parent_dom_window);
+                       break;
+               }
+
+               g_object_unref (dom_window);
+               dom_window = parent_dom_window;
        }
        g_clear_object (&dom_window);