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



commit 461f1900f229c48fbf035199daf8e5a687195b78
Author: Benjamin Otte <otte redhat com>
Date:   Wed Apr 9 23:34:40 2014 +0200

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

 gtk/gtkviewport.c |   26 ++++++++++++++++++++++++++
 1 files changed, 26 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkviewport.c b/gtk/gtkviewport.c
index e129610..7f75bea 100644
--- a/gtk/gtkviewport.c
+++ b/gtk/gtkviewport.c
@@ -96,6 +96,8 @@ static void gtk_viewport_get_property             (GObject         *object,
 static void gtk_viewport_destroy                  (GtkWidget        *widget);
 static void gtk_viewport_realize                  (GtkWidget        *widget);
 static void gtk_viewport_unrealize                (GtkWidget        *widget);
+static void gtk_viewport_map                      (GtkWidget        *widget);
+static void gtk_viewport_unmap                    (GtkWidget        *widget);
 static gint gtk_viewport_draw                     (GtkWidget        *widget,
                                                   cairo_t          *cr);
 static void gtk_viewport_add                      (GtkContainer     *container,
@@ -140,6 +142,8 @@ gtk_viewport_class_init (GtkViewportClass *class)
   widget_class->destroy = gtk_viewport_destroy;
   widget_class->realize = gtk_viewport_realize;
   widget_class->unrealize = gtk_viewport_unrealize;
+  widget_class->map = gtk_viewport_map;
+  widget_class->unmap = gtk_viewport_unmap;
   widget_class->draw = gtk_viewport_draw;
   widget_class->size_allocate = gtk_viewport_size_allocate;
   widget_class->style_updated = gtk_viewport_style_updated;
@@ -790,6 +794,28 @@ gtk_viewport_unrealize (GtkWidget *widget)
 }
 
 static void
+gtk_viewport_map (GtkWidget *widget)
+{
+  GtkViewport *viewport = GTK_VIEWPORT (widget);
+  GtkViewportPrivate *priv = viewport->priv;
+
+  _gtk_pixel_cache_map (priv->pixel_cache);
+
+  GTK_WIDGET_CLASS (gtk_viewport_parent_class)->map (widget);
+}
+
+static void
+gtk_viewport_unmap (GtkWidget *widget)
+{
+  GtkViewport *viewport = GTK_VIEWPORT (widget);
+  GtkViewportPrivate *priv = viewport->priv;
+
+  GTK_WIDGET_CLASS (gtk_viewport_parent_class)->unmap (widget);
+
+  _gtk_pixel_cache_unmap (priv->pixel_cache);
+}
+
+static void
 draw_bin (cairo_t *cr,
          gpointer user_data)
 {


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