[devhelp/wip/swilmet/misc] window: simplify code

[Sébastien Wilmet <swilmet src gnome org>]

commit 30fa668668ba574e2d7fe883aec9d0d3684f9934
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Wed Mar 23 11:27:11 2016 +0100

    window: simplify code

 src/dh-window.c |   26 +++++++++++---------------
 1 files changed, 11 insertions(+), 15 deletions(-)
---
diff --git a/src/dh-window.c b/src/dh-window.c
index be876c1..a4665e6 100644
--- a/src/dh-window.c
+++ b/src/dh-window.c
@@ -149,22 +149,20 @@ next_tab_cb (GSimpleAction *action,
              GVariant      *parameter,
              gpointer       user_data)
 {
-        gint current_page, n_pages;
-        GtkNotebook *notebook;
-        DhWindowPrivate *priv;
         DhWindow *window = user_data;
+        DhWindowPrivate *priv;
+        gint current_page, n_pages;
 
         priv = dh_window_get_instance_private (window);
-        notebook = GTK_NOTEBOOK (priv->notebook);
 
-        current_page = gtk_notebook_get_current_page (notebook);
-        n_pages = gtk_notebook_get_n_pages (notebook);
+        current_page = gtk_notebook_get_current_page (priv->notebook);
+        n_pages = gtk_notebook_get_n_pages (priv->notebook);
 
         if (current_page < n_pages - 1)
-                gtk_notebook_next_page (notebook);
+                gtk_notebook_next_page (priv->notebook);
         else
                 /* Wrap around to the first tab */
-                gtk_notebook_set_current_page (notebook, 0);
+                gtk_notebook_set_current_page (priv->notebook, 0);
 }
 
 static void
@@ -172,21 +170,19 @@ prev_tab_cb (GSimpleAction *action,
              GVariant      *parameter,
              gpointer       user_data)
 {
-        gint current_page;
-        GtkNotebook *notebook;
-        DhWindowPrivate *priv;
         DhWindow *window = user_data;
+        DhWindowPrivate *priv;
+        gint current_page;
 
         priv = dh_window_get_instance_private (window);
-        notebook = GTK_NOTEBOOK (priv->notebook);
 
-        current_page = gtk_notebook_get_current_page (notebook);
+        current_page = gtk_notebook_get_current_page (priv->notebook);
 
         if (current_page > 0)
-                gtk_notebook_prev_page (notebook);
+                gtk_notebook_prev_page (priv->notebook);
         else
                 /* Wrap around to the last tab */
-                gtk_notebook_set_current_page (notebook, -1);
+                gtk_notebook_set_current_page (priv->notebook, -1);
 }
 
 static void