[gedit] Do not show the notebook border when the window is maximized.

[Ignacio Casal Quinteiro <icq src gnome org>]

commit c2670d51a5e00b35697e5353738830790fcf18f1
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Fri Jul 23 20:12:50 2010 +0200

    Do not show the notebook border when the window is maximized.

 gedit/gedit-multi-notebook.c |   16 +++++++++++++
 gedit/gedit-multi-notebook.h |    3 ++
 gedit/gedit-notebook.c       |   51 +++++++++++++++++++++++++++++++++++++++++-
 gedit/gedit-notebook.h       |    3 ++
 gedit/gedit-window.c         |    3 ++
 5 files changed, 75 insertions(+), 1 deletions(-)
---
diff --git a/gedit/gedit-multi-notebook.c b/gedit/gedit-multi-notebook.c
index 9dff862..6a83ad9 100644
--- a/gedit/gedit-multi-notebook.c
+++ b/gedit/gedit-multi-notebook.c
@@ -859,6 +859,22 @@ gedit_multi_notebook_next_notebook (GeditMultiNotebook *mnb)
 }
 
 void
+gedit_multi_notebook_collapse_notebook_border (GeditMultiNotebook *mnb,
+					       gboolean            collapse)
+{
+	GList *l;
+
+	g_return_if_fail (GEDIT_IS_MULTI_NOTEBOOK (mnb));
+
+	for (l = mnb->priv->notebooks; l != NULL; l = g_list_next (l))
+	{
+		GeditNotebook *notebook = GEDIT_NOTEBOOK (l->data);
+
+		gedit_notebook_collapse_border (notebook, collapse);
+	}
+}
+
+void
 gedit_multi_notebook_foreach_notebook (GeditMultiNotebook *mnb,
 				       GtkCallback         callback,
 				       gpointer            callback_data)
diff --git a/gedit/gedit-multi-notebook.h b/gedit/gedit-multi-notebook.h
index ee32c5a..2304a48 100644
--- a/gedit/gedit-multi-notebook.h
+++ b/gedit/gedit-multi-notebook.h
@@ -121,6 +121,9 @@ void			 gedit_multi_notebook_remove_active_notebook	(GeditMultiNotebook *mnb);
 void			 gedit_multi_notebook_previous_notebook		(GeditMultiNotebook *mnb);
 void			 gedit_multi_notebook_next_notebook		(GeditMultiNotebook *mnb);
 
+void			 gedit_multi_notebook_collapse_notebook_border	(GeditMultiNotebook *mnb,
+									 gboolean            collapse);
+
 void			 gedit_multi_notebook_foreach_notebook		(GeditMultiNotebook *mnb,
 									 GtkCallback         callback,
 									 gpointer            callback_data);
diff --git a/gedit/gedit-notebook.c b/gedit/gedit-notebook.c
index fb6221f..d8517ce 100644
--- a/gedit/gedit-notebook.c
+++ b/gedit/gedit-notebook.c
@@ -68,10 +68,13 @@ struct _GeditNotebookPrivate
 
 	GeditNotebookShowTabsModeType show_tabs_mode;
 
+	gint           xthickness;
+
 	guint          drag_in_progress : 1;
 	guint          close_buttons_sensitive : 1;
 	guint          tab_drag_and_drop_enabled : 1;
 	guint          destroy_has_run : 1;
+	guint          collapse_border : 1;
 };
 
 G_DEFINE_TYPE(GeditNotebook, gedit_notebook, GTK_TYPE_NOTEBOOK)
@@ -216,6 +219,20 @@ gedit_notebook_grab_focus (GtkWidget *widget)
 }
 
 static void
+gedit_notebook_style_set (GtkWidget *widget,
+			  GtkStyle  *previous_style)
+{
+	GeditNotebook *nb = GEDIT_NOTEBOOK (widget);
+
+	if (previous_style != NULL && nb->priv->collapse_border)
+	{
+		previous_style->xthickness = 0;
+	}
+
+	GTK_WIDGET_CLASS (gedit_notebook_parent_class)->style_set (widget, previous_style);
+}
+
+static void
 gedit_notebook_class_init (GeditNotebookClass *klass)
 {
 	GObjectClass *object_class = G_OBJECT_CLASS (klass);
@@ -228,7 +245,8 @@ gedit_notebook_class_init (GeditNotebookClass *klass)
 	object_class->set_property = gedit_notebook_set_property;
 
 	gtkwidget_class->grab_focus = gedit_notebook_grab_focus;
-	
+	gtkwidget_class->style_set = gedit_notebook_style_set;
+
 	notebook_class->change_current_page = gedit_notebook_change_current_page;
 
 	g_object_class_install_property (object_class, PROP_SHOW_TABS_MODE,
@@ -787,6 +805,7 @@ gedit_notebook_init (GeditNotebook *notebook)
 	gtk_notebook_set_scrollable (GTK_NOTEBOOK (notebook), TRUE);
 	gtk_notebook_set_show_border (GTK_NOTEBOOK (notebook), FALSE);
 	gtk_notebook_set_show_tabs (GTK_NOTEBOOK (notebook), TRUE);
+	gtk_container_set_border_width (GTK_CONTAINER (notebook), 0);
 
 	g_settings_bind (notebook->priv->ui_settings,
 			 GEDIT_SETTINGS_SHOW_TABS_MODE,
@@ -1138,4 +1157,34 @@ gedit_notebook_get_tab_drag_and_drop_enabled (GeditNotebook *nb)
 	return nb->priv->tab_drag_and_drop_enabled;
 }
 
+void
+gedit_notebook_collapse_border (GeditNotebook *nb,
+				gboolean       collapse)
+{
+	GtkRcStyle *rcstyle;
+	gint xthickness;
+
+	g_return_if_fail (GEDIT_IS_NOTEBOOK (nb));
+
+	nb->priv->collapse_border = collapse;
+
+	if (collapse)
+	{
+		GtkStyle *style;
+
+		style = gtk_widget_get_style (GTK_WIDGET (nb));
+		nb->priv->xthickness = style->xthickness;
+		xthickness = 0;
+	}
+	else
+	{
+		xthickness = nb->priv->xthickness;
+	}
+
+	rcstyle = gtk_rc_style_new ();
+	rcstyle->xthickness = xthickness;
+	gtk_widget_modify_style (GTK_WIDGET (nb), rcstyle);
+	g_object_unref (rcstyle);
+}
+
 /* ex:ts=8:noet: */
diff --git a/gedit/gedit-notebook.h b/gedit/gedit-notebook.h
index 89b91ad..79a2215 100644
--- a/gedit/gedit-notebook.h
+++ b/gedit/gedit-notebook.h
@@ -134,6 +134,9 @@ void		gedit_notebook_set_tab_drag_and_drop_enabled
 gboolean	gedit_notebook_get_tab_drag_and_drop_enabled
 						(GeditNotebook *nb);
 
+void		gedit_notebook_collapse_border	(GeditNotebook *nb,
+						 gboolean       collapse);
+
 G_END_DECLS
 
 #endif /* GEDIT_NOTEBOOK_H */
diff --git a/gedit/gedit-window.c b/gedit/gedit-window.c
index f7632fd..5eff0cc 100644
--- a/gedit/gedit-window.c
+++ b/gedit/gedit-window.c
@@ -385,6 +385,9 @@ gedit_window_window_state_event (GtkWidget           *widget,
 
 		_gedit_statusbar_set_has_resize_grip (GEDIT_STATUSBAR (window->priv->statusbar),
 						      show);
+
+		gedit_multi_notebook_collapse_notebook_border (window->priv->multi_notebook,
+							       !show);
 	}
 
 	if (GTK_WIDGET_CLASS (gedit_window_parent_class)->window_state_event)