[gtk+] textview: Call map/unmap functions on pixel cache

[Benjamin Otte <otte src gnome org>]

commit 6e1fc27528b30d5dedc081e641d12f097ac2ab5c
Author: Benjamin Otte <otte redhat com>
Date:   Thu Apr 10 00:15:05 2014 +0200

    textview: Call map/unmap functions on pixel cache
    
    https://bugzilla.gnome.org/show_bug.cgi?id=726475

 gtk/gtktextview.c |   32 ++++++++++++++++++++++++++++++++
 1 files changed, 32 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtktextview.c b/gtk/gtktextview.c
index 7b9efb7..3194357 100644
--- a/gtk/gtktextview.c
+++ b/gtk/gtktextview.c
@@ -326,6 +326,8 @@ static void gtk_text_view_get_preferred_height (GtkWidget        *widget,
                                                gint             *natural);
 static void gtk_text_view_size_allocate        (GtkWidget        *widget,
                                                 GtkAllocation    *allocation);
+static void gtk_text_view_map                  (GtkWidget        *widget);
+static void gtk_text_view_unmap                (GtkWidget        *widget);
 static void gtk_text_view_realize              (GtkWidget        *widget);
 static void gtk_text_view_unrealize            (GtkWidget        *widget);
 static void gtk_text_view_style_updated        (GtkWidget        *widget);
@@ -649,6 +651,8 @@ gtk_text_view_class_init (GtkTextViewClass *klass)
   gobject_class->finalize = gtk_text_view_finalize;
 
   widget_class->destroy = gtk_text_view_destroy;
+  widget_class->map = gtk_text_view_map;
+  widget_class->unmap = gtk_text_view_unmap;
   widget_class->realize = gtk_text_view_realize;
   widget_class->unrealize = gtk_text_view_unrealize;
   widget_class->style_updated = gtk_text_view_style_updated;
@@ -4323,6 +4327,34 @@ gtk_text_view_unrealize (GtkWidget *widget)
 }
 
 static void
+gtk_text_view_map (GtkWidget *widget)
+{
+  GtkTextView *text_view;
+  GtkTextViewPrivate *priv;
+
+  text_view = GTK_TEXT_VIEW (widget);
+  priv = text_view->priv;
+
+  _gtk_pixel_cache_map (priv->pixel_cache);
+
+  GTK_WIDGET_CLASS (gtk_text_view_parent_class)->map (widget);
+}
+
+static void
+gtk_text_view_unmap (GtkWidget *widget)
+{
+  GtkTextView *text_view;
+  GtkTextViewPrivate *priv;
+
+  text_view = GTK_TEXT_VIEW (widget);
+  priv = text_view->priv;
+
+  GTK_WIDGET_CLASS (gtk_text_view_parent_class)->unmap (widget);
+
+  _gtk_pixel_cache_unmap (priv->pixel_cache);
+}
+
+static void
 gtk_text_view_set_background (GtkTextView *text_view)
 {
   GtkStyleContext *context;