[gtk+] Add API for sealed member "visible"

[Michael Natterer <mitch src gnome org>]

commit 548f3a8c69660d43d3fdbd6878b65bf521aa95f1
Author: Michael Natterer <mitch gimp org>
Date:   Wed Jul 15 03:22:22 2009 +0200

    Add API for sealed member "visible"

 gtk/gtk.symbols       |    2 ++
 gtk/gtkcellrenderer.c |   38 ++++++++++++++++++++++++++++++++++++++
 gtk/gtkcellrenderer.h |    4 ++++
 3 files changed, 44 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtk.symbols b/gtk/gtk.symbols
index a6ee554..5941cc3 100644
--- a/gtk/gtk.symbols
+++ b/gtk/gtk.symbols
@@ -630,11 +630,13 @@ gtk_cell_renderer_get_padding
 gtk_cell_renderer_get_sensitive
 gtk_cell_renderer_get_size
 gtk_cell_renderer_get_type G_GNUC_CONST
+gtk_cell_renderer_get_visible
 gtk_cell_renderer_render
 gtk_cell_renderer_set_alignment
 gtk_cell_renderer_set_fixed_size
 gtk_cell_renderer_set_padding
 gtk_cell_renderer_set_sensitive
+gtk_cell_renderer_set_visible
 gtk_cell_renderer_start_editing
 gtk_cell_renderer_stop_editing
 #endif
diff --git a/gtk/gtkcellrenderer.c b/gtk/gtkcellrenderer.c
index 01acc7a..f7bc8cd 100644
--- a/gtk/gtkcellrenderer.c
+++ b/gtk/gtkcellrenderer.c
@@ -860,6 +860,44 @@ gtk_cell_renderer_get_padding (GtkCellRenderer *cell,
 }
 
 /**
+ * gtk_cell_renderer_set_visible:
+ * @cell: A #GtkCellRenderer
+ * @visible: the visibility of the cell
+ *
+ * Sets the cell renderer's visibility.
+ *
+ * Since: 2.18
+ **/
+void
+gtk_cell_renderer_set_visible (GtkCellRenderer *cell,
+                               gboolean         visible)
+{
+  g_return_if_fail (GTK_IS_CELL_RENDERER (cell));
+
+  if (cell->visible != visible)
+    {
+      cell->visible = visible ? TRUE : FALSE;
+      g_object_notify (G_OBJECT (cell), "visible");
+    }
+}
+
+/**
+ * gtk_cell_renderer_get_visible:
+ * @cell: A #GtkCellRenderer
+ *
+ * Returns the cell renderer's visibility.
+ *
+ * Since: 2.18
+ **/
+gboolean
+gtk_cell_renderer_get_visible  (GtkCellRenderer *cell)
+{
+  g_return_val_if_fail (GTK_IS_CELL_RENDERER (cell), FALSE);
+
+  return cell->visible;
+}
+
+/**
  * gtk_cell_renderer_set_sensitive:
  * @cell: A #GtkCellRenderer
  * @sensitive: the sensitivity of the cell
diff --git a/gtk/gtkcellrenderer.h b/gtk/gtkcellrenderer.h
index 3d4b1ee..aece202 100644
--- a/gtk/gtkcellrenderer.h
+++ b/gtk/gtkcellrenderer.h
@@ -174,6 +174,10 @@ void             gtk_cell_renderer_get_padding    (GtkCellRenderer      *cell,
                                                    gint                 *xpad,
                                                    gint                 *ypad);
 
+void             gtk_cell_renderer_set_visible    (GtkCellRenderer      *cell,
+                                                   gboolean              visible);
+gboolean         gtk_cell_renderer_get_visible    (GtkCellRenderer      *cell);
+
 void             gtk_cell_renderer_set_sensitive  (GtkCellRenderer      *cell,
                                                    gboolean              sensitive);
 gboolean         gtk_cell_renderer_get_sensitive  (GtkCellRenderer      *cell);