[gnome-control-center/wip/gbsneto/list-layout: 30/35] window: introduce the second headerbar

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit c0bdc06d1ec8faf019f79f54b09a0964b2c9bcda
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Sun May 22 14:18:57 2016 -0300

    window: introduce the second headerbar
    
    This commit introduces the second headerbar, where the
    panel title and the panel widgets are displayed. It also
    adapts the code to use the second headerbar when needed.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=766922

 shell/alt/cc-window.c |    7 +++----
 shell/window.ui       |   16 ++++++++++++++++
 2 files changed, 19 insertions(+), 4 deletions(-)
---
diff --git a/shell/alt/cc-window.c b/shell/alt/cc-window.c
index 4405b08..b4bff0c 100644
--- a/shell/alt/cc-window.c
+++ b/shell/alt/cc-window.c
@@ -42,7 +42,6 @@
 
 #define MOUSE_BACK_BUTTON 8
 
-#define DEFAULT_WINDOW_TITLE N_("All Settings")
 #define DEFAULT_WINDOW_ICON_NAME "preferences-system"
 
 #define SEARCH_PAGE "_search"
@@ -56,6 +55,7 @@ struct _CcWindow
   GtkWidget  *header;
   GtkWidget  *header_box;
   GtkWidget  *main_vbox;
+  GtkWidget  *panel_headerbar;
   GtkWidget  *search_scrolled;
   GtkWidget  *previous_button;
   GtkWidget  *top_right_box;
@@ -155,7 +155,7 @@ activate_panel (CcWindow           *self,
   icon_name = get_icon_name_from_g_icon (gicon);
 
   gtk_window_set_role (GTK_WINDOW (self), id);
-  gtk_header_bar_set_title (GTK_HEADER_BAR (self->header), name);
+  gtk_header_bar_set_title (GTK_HEADER_BAR (self->panel_headerbar), name);
   gtk_window_set_default_icon_name (icon_name);
   gtk_window_set_icon_name (GTK_WINDOW (self), icon_name);
 
@@ -223,7 +223,6 @@ shell_show_overview_page (CcWindow *self)
 
   /* reset window title and icon */
   gtk_window_set_role (GTK_WINDOW (self), NULL);
-  gtk_header_bar_set_title (GTK_HEADER_BAR (self->header), _(DEFAULT_WINDOW_TITLE));
   gtk_window_set_default_icon_name (DEFAULT_WINDOW_ICON_NAME);
   gtk_window_set_icon_name (GTK_WINDOW (self), DEFAULT_WINDOW_ICON_NAME);
 
@@ -1186,6 +1185,7 @@ cc_window_class_init (CcWindowClass *klass)
   gtk_widget_class_bind_template_child (widget_class, CcWindow, header_sizegroup);
   gtk_widget_class_bind_template_child (widget_class, CcWindow, lock_button);
   gtk_widget_class_bind_template_child (widget_class, CcWindow, main_vbox);
+  gtk_widget_class_bind_template_child (widget_class, CcWindow, panel_headerbar);
   gtk_widget_class_bind_template_child (widget_class, CcWindow, previous_button);
   gtk_widget_class_bind_template_child (widget_class, CcWindow, search_bar);
   gtk_widget_class_bind_template_child (widget_class, CcWindow, search_button);
@@ -1307,7 +1307,6 @@ create_window (CcWindow *self)
   atk_object_set_name (accessible, _("All Settings"));
 
   gtk_window_set_titlebar (GTK_WINDOW (self), self->header_box);
-  gtk_header_bar_set_title (GTK_HEADER_BAR (self->header), _(DEFAULT_WINDOW_TITLE));
   gtk_widget_show_all (self->header_box);
 
   setup_model (self);
diff --git a/shell/window.ui b/shell/window.ui
index 55c3db6..a42390b 100644
--- a/shell/window.ui
+++ b/shell/window.ui
@@ -143,6 +143,7 @@
           <object class="GtkHeaderBar" id="header">
             <property name="visible">True</property>
             <property name="can_focus">False</property>
+            <property name="title" translatable="yes">Settings</property>
             <child>
               <object class="GtkButton" id="previous_button">
                 <property name="visible">True</property>
@@ -181,6 +182,21 @@
                 </style>
               </object>
             </child>
+          </object>
+        </child>
+        <child>
+          <object class="GtkSeparator">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="orientation">vertical</property>
+          </object>
+        </child>
+        <child>
+          <object class="GtkHeaderBar" id="panel_headerbar">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="hexpand">True</property>
+            <property name="show_close_button">True</property>
             <child>
               <object class="GtkBox" id="top_right_box">
                 <property name="visible">True</property>