[epiphany/wip/exalm/popovers: 1/2] add-bookmark-popover: Ensure popdown animation

[Alexander Mikhaylenko <alexm src gnome org>]

commit 6d02cde5eae22c759e217a6b9bbe72244abea55b
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Sun Oct 6 15:25:15 2019 +0500

    add-bookmark-popover: Ensure popdown animation
    
    Animate popover after removing the bookmark, and wait until the animation
    is done before destroying contents.

 src/bookmarks/ephy-add-bookmark-popover.c | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)
---
diff --git a/src/bookmarks/ephy-add-bookmark-popover.c b/src/bookmarks/ephy-add-bookmark-popover.c
index dfdad53e1..ccca1b717 100644
--- a/src/bookmarks/ephy-add-bookmark-popover.c
+++ b/src/bookmarks/ephy-add-bookmark-popover.c
@@ -112,14 +112,18 @@ ephy_add_bookmark_popover_class_init (EphyAddBookmarkPopoverClass *klass)
 }
 
 static void
-ephy_add_bookmark_popover_closed_cb (GtkPopover *popover,
-                                     gpointer    user_data)
+ephy_add_bookmark_popover_notify_visible_cb (GtkPopover *popover,
+                                             GParamSpec *param,
+                                             gpointer    user_data)
 {
   EphyAddBookmarkPopover *self;
   EphyBookmarksManager *manager;
 
   g_assert (EPHY_IS_ADD_BOOKMARK_POPOVER (popover));
 
+  if (gtk_widget_get_visible (GTK_WIDGET (popover)))
+    return;
+
   self = EPHY_ADD_BOOKMARK_POPOVER (popover);
   manager = ephy_shell_get_bookmarks_manager (ephy_shell_get_default ());
 
@@ -135,8 +139,8 @@ ephy_add_bookmark_popover_closed_cb (GtkPopover *popover,
 static void
 ephy_add_bookmark_popover_init (EphyAddBookmarkPopover *self)
 {
-  g_signal_connect (self, "closed",
-                    G_CALLBACK (ephy_add_bookmark_popover_closed_cb),
+  g_signal_connect (self, "notify::visible",
+                    G_CALLBACK (ephy_add_bookmark_popover_notify_visible_cb),
                     NULL);
 }
 
@@ -190,7 +194,7 @@ ephy_add_bookmark_popover_update_bookmarked_status_cb (EphyAddBookmarkPopover *s
                                ephy_bookmarks_manager_save_warn_on_error_cb,
                                NULL);
 
-  gtk_widget_hide (GTK_WIDGET (self));
+  gtk_popover_popdown (GTK_POPOVER (self));
 }
 
 void