[gnome-builder] focus highlight color

[Christian Hergert <chergert src gnome org>]

commit 71692721c9b49f3c3c380dff46ce4a8be704218b
Author: Christian Hergert <christian hergert me>
Date:   Wed Mar 18 22:45:38 2015 -0700

    focus highlight color

 src/resources/css/builder.Adwaita.css |    4 ++
 src/views/gb-view-grid.c              |   25 +++++++++++++-
 src/views/gb-view-stack.c             |   61 ---------------------------------
 3 files changed, 28 insertions(+), 62 deletions(-)
---
diff --git a/src/resources/css/builder.Adwaita.css b/src/resources/css/builder.Adwaita.css
index 98bc405..aefadab 100644
--- a/src/resources/css/builder.Adwaita.css
+++ b/src/resources/css/builder.Adwaita.css
@@ -214,3 +214,7 @@ GbDocumentStack .button {
 GbViewStack GtkBox.header.notebook {
     border-bottom: 1px solid @borders;
 }
+
+GbViewStack:not(.focused) GtkBox.header.notebook {
+    background-color: shade (@theme_bg_color, 0.95);
+}
diff --git a/src/views/gb-view-grid.c b/src/views/gb-view-grid.c
index 4857f40..fc659d5 100644
--- a/src/views/gb-view-grid.c
+++ b/src/views/gb-view-grid.c
@@ -625,6 +625,29 @@ gb_view_grid_grab_focus (GtkWidget *widget)
 }
 
 static void
+gb_view_grid_set_focus (GbViewGrid  *self,
+                        GbViewStack *stack)
+{
+  if (self->last_focus)
+    {
+      GtkStyleContext *style_context;
+
+      style_context = gtk_widget_get_style_context (GTK_WIDGET (self->last_focus));
+      gtk_style_context_remove_class (style_context, "focused");
+      ide_clear_weak_pointer (&self->last_focus);
+    }
+
+  if (stack != NULL)
+    {
+      GtkStyleContext *style_context;
+
+      style_context = gtk_widget_get_style_context (GTK_WIDGET (stack));
+      gtk_style_context_add_class (style_context, "focused");
+      ide_set_weak_pointer (&self->last_focus, stack);
+    }
+}
+
+static void
 gb_view_grid_toplevel_set_focus (GtkWidget  *toplevel,
                                  GtkWidget  *focus,
                                  GbViewGrid *self)
@@ -639,7 +662,7 @@ gb_view_grid_toplevel_set_focus (GtkWidget  *toplevel,
         parent = gtk_widget_get_parent (parent);
 
       if (GB_IS_VIEW_STACK (parent))
-        ide_set_weak_pointer (&self->last_focus, GB_VIEW_STACK (parent));
+        gb_view_grid_set_focus (self, GB_VIEW_STACK (parent));
     }
 }
 
diff --git a/src/views/gb-view-stack.c b/src/views/gb-view-stack.c
index 8508ad7..3e70b9d 100644
--- a/src/views/gb-view-stack.c
+++ b/src/views/gb-view-stack.c
@@ -118,63 +118,6 @@ gb_view_stack__notify_visible_child (GbViewStack *self,
 }
 
 static void
-gb_view_stack__set_focus (GbViewStack *self,
-                          GtkWidget   *focus_widget,
-                          GtkWindow   *toplevel)
-{
-  g_assert (GB_IS_VIEW_STACK (self));
-  g_assert (!focus_widget || GTK_IS_WIDGET (focus_widget));
-  g_assert (!toplevel || GTK_IS_WIDGET (toplevel));
-
-  self->focused = focus_widget && gtk_widget_is_ancestor (GTK_WIDGET (self), focus_widget);
-}
-
-static void
-gb_view_stack_hierarchy_changed (GtkWidget *widget,
-                                 GtkWidget *previous_toplevel)
-{
-  GbViewStack *self = (GbViewStack *)widget;
-  GtkWidget *toplevel;
-
-  g_assert (GB_IS_VIEW_STACK (self));
-  g_assert (!previous_toplevel || GTK_IS_WIDGET (previous_toplevel));
-
-  if (GTK_IS_WINDOW (previous_toplevel))
-    g_signal_handlers_disconnect_by_func (previous_toplevel,
-                                          G_CALLBACK (gb_view_stack__set_focus),
-                                          self);
-
-  toplevel = gtk_widget_get_toplevel (widget);
-  if (GTK_IS_WINDOW (toplevel))
-    g_signal_connect_object (toplevel,
-                             "set-focus",
-                             G_CALLBACK (gb_view_stack__set_focus),
-                             self,
-                             G_CONNECT_SWAPPED);
-}
-
-static gboolean
-gb_view_stack_draw (GtkWidget *widget,
-                    cairo_t   *cr)
-{
-  GbViewStack *self = (GbViewStack *)widget;
-  GtkStyleContext *style_context;
-  gboolean ret;
-
-  g_assert (GB_IS_VIEW_STACK (self));
-  g_assert (cr);
-
-  style_context = gtk_widget_get_style_context (widget);
-  gtk_style_context_save (style_context);
-  if (self->focused)
-    gtk_style_context_add_class (style_context, "focused");
-  ret = GTK_WIDGET_CLASS (gb_view_stack_parent_class)->draw (widget, cr);
-  gtk_style_context_restore (style_context);
-
-  return ret;
-}
-
-static void
 gb_view_stack_constructed (GObject *object)
 {
   GbViewStack *self = (GbViewStack *)object;
@@ -238,7 +181,6 @@ static void
 gb_view_stack_class_init (GbViewStackClass *klass)
 {
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
-  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
   GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);
 
   object_class->constructed = gb_view_stack_constructed;
@@ -246,9 +188,6 @@ gb_view_stack_class_init (GbViewStackClass *klass)
   object_class->get_property = gb_view_stack_get_property;
   object_class->set_property = gb_view_stack_set_property;
 
-  widget_class->draw = gb_view_stack_draw;
-  widget_class->hierarchy_changed = gb_view_stack_hierarchy_changed;
-
   container_class->add = gb_view_stack_add;
   container_class->remove = gb_view_stack_real_remove;