[gnome-contacts] ContactsWindow: split init_content_widgets()

[Niels De Graef <nielsdg src gnome org>]

commit 3036c8730d8ae31b2890d88441bdad093f37d534
Author: Niels De Graef <nielsdegraef gmail com>
Date:   Tue Jan 9 18:38:36 2018 +0100

    ContactsWindow: split init_content_widgets()
    
    Just to make it more obvious what they're actually doing.

 src/contacts-window.vala |   21 +++++++++++----------
 1 files changed, 11 insertions(+), 10 deletions(-)
---
diff --git a/src/contacts-window.vala b/src/contacts-window.vala
index 2506538..99eeeab 100644
--- a/src/contacts-window.vala
+++ b/src/contacts-window.vala
@@ -118,7 +118,8 @@ public class Contacts.Window : Gtk.ApplicationWindow {
 
     view_switcher.visible_child_name = "content-view";
 
-    init_content_widgets ();
+    set_headerbar_layout ();
+    connect_button_signals ();
   }
 
   private void create_contact_pane () {
@@ -270,18 +271,18 @@ public class Contacts.Window : Gtk.ApplicationWindow {
     list_pane.filter_entry.set_text (query);
   }
 
-  /* internal API */
-  void init_content_widgets () {
-    string layout_desc;
-    string[] tokens;
-
-    layout_desc = Gtk.Settings.get_default ().gtk_decoration_layout;
-    tokens = layout_desc.split (":", 2);
+  private void set_headerbar_layout () {
+    // Propagate the decoration layout to the separate headerbars, so
+    // that we know, for example, on which side the close button should be.
+    string layout_desc = Gtk.Settings.get_default ().gtk_decoration_layout;
+    string[] tokens = layout_desc.split (":", 2);
     if (tokens != null) {
-      right_header.decoration_layout = ":%s".printf (tokens[1]);
-      left_header.decoration_layout = tokens[0];
+      this.right_header.decoration_layout = ":%s".printf (tokens[1]);
+      this.left_header.decoration_layout = tokens[0];
     }
+  }
 
+  private void connect_button_signals () {
     this.select_button.clicked.connect (() => activate_selection_mode (true));
     this.select_cancel_button.clicked.connect (() => activate_selection_mode (false));
     this.edit_button.clicked.connect (() => enter_edit_mode ());