[libdazzle] suggestions: track entry focus in popover

[Christian Hergert <chergert src gnome org>]

commit 180bbc6b72a39bf233b6673ec4f21b6563687dbb
Author: Christian Hergert <chergert redhat com>
Date:   Sun Jan 27 12:36:37 2019 -0800

    suggestions: track entry focus in popover

 src/suggestions/dzl-suggestion-entry.c   | 21 +++++++++++++++++++++
 src/suggestions/dzl-suggestion-popover.c | 12 ++++++++++++
 src/suggestions/dzl-suggestion-private.h |  2 ++
 3 files changed, 35 insertions(+)
---
diff --git a/src/suggestions/dzl-suggestion-entry.c b/src/suggestions/dzl-suggestion-entry.c
index 4fb8382..fa268fa 100644
--- a/src/suggestions/dzl-suggestion-entry.c
+++ b/src/suggestions/dzl-suggestion-entry.c
@@ -139,15 +139,35 @@ dzl_suggestion_entry_hide_suggestions (DzlSuggestionEntry *self)
   DZL_EXIT;
 }
 
+static gboolean
+dzl_suggestion_entry_focus_in_event (GtkWidget     *widget,
+                                     GdkEventFocus *event)
+{
+  DzlSuggestionEntry *self = (DzlSuggestionEntry *)widget;
+  DzlSuggestionEntryPrivate *priv = dzl_suggestion_entry_get_instance_private (self);
+
+  g_assert (DZL_IS_SUGGESTION_ENTRY (self));
+  g_assert (event != NULL);
+
+  if (priv->popover)
+    _dzl_suggestion_popover_set_focused (priv->popover, TRUE);
+
+  return GTK_WIDGET_CLASS (dzl_suggestion_entry_parent_class)->focus_in_event (widget, event);
+}
+
 static gboolean
 dzl_suggestion_entry_focus_out_event (GtkWidget     *widget,
                                       GdkEventFocus *event)
 {
   DzlSuggestionEntry *self = (DzlSuggestionEntry *)widget;
+  DzlSuggestionEntryPrivate *priv = dzl_suggestion_entry_get_instance_private (self);
 
   g_assert (DZL_IS_SUGGESTION_ENTRY (self));
   g_assert (event != NULL);
 
+  if (priv->popover)
+    _dzl_suggestion_popover_set_focused (priv->popover, FALSE);
+
   g_signal_emit (self, signals [HIDE_SUGGESTIONS], 0);
 
   return GTK_WIDGET_CLASS (dzl_suggestion_entry_parent_class)->focus_out_event (widget, event);
@@ -479,6 +499,7 @@ dzl_suggestion_entry_class_init (DzlSuggestionEntryClass *klass)
   object_class->set_property = dzl_suggestion_entry_set_property;
 
   widget_class->destroy = dzl_suggestion_entry_destroy;
+  widget_class->focus_in_event = dzl_suggestion_entry_focus_in_event;
   widget_class->focus_out_event = dzl_suggestion_entry_focus_out_event;
   widget_class->hierarchy_changed = dzl_suggestion_entry_hierarchy_changed;
   widget_class->key_press_event = dzl_suggestion_entry_key_press_event;
diff --git a/src/suggestions/dzl-suggestion-popover.c b/src/suggestions/dzl-suggestion-popover.c
index a2b92f2..f88989b 100644
--- a/src/suggestions/dzl-suggestion-popover.c
+++ b/src/suggestions/dzl-suggestion-popover.c
@@ -65,6 +65,7 @@ struct _DzlSuggestionPopover
   PangoEllipsizeMode  title_ellipsize;
 
   guint               popup_requested : 1;
+  guint               entry_focused : 1;
 };
 
 enum {
@@ -1143,3 +1144,14 @@ _dzl_suggestion_popover_set_click_mode (DzlSuggestionPopover *self,
 
   gtk_list_box_set_activate_on_single_click (GTK_LIST_BOX (self->list_box), single_click);
 }
+
+void
+_dzl_suggestion_popover_set_focused (DzlSuggestionPopover *self,
+                                     gboolean              entry_focused)
+{
+  g_return_if_fail (DZL_IS_SUGGESTION_POPOVER (self));
+
+  self->entry_focused = !!entry_focused;
+  if (!entry_focused)
+    self->popup_requested = FALSE;
+}
diff --git a/src/suggestions/dzl-suggestion-private.h b/src/suggestions/dzl-suggestion-private.h
index 19f73df..2f076c9 100644
--- a/src/suggestions/dzl-suggestion-private.h
+++ b/src/suggestions/dzl-suggestion-private.h
@@ -26,6 +26,8 @@
 
 void _dzl_suggestion_entry_reposition       (DzlSuggestionEntry   *entry,
                                              DzlSuggestionPopover *popover);
+void _dzl_suggestion_popover_set_focused    (DzlSuggestionPopover *self,
+                                             gboolean              entry_focused);
 void _dzl_suggestion_popover_set_max_height (DzlSuggestionPopover *popover,
                                              gint                  max_height);
 void _dzl_suggestion_popover_adjust_margin  (DzlSuggestionPopover *popover,