New function to get the cell renderers of a cell layout.

2006-12-29  Matthias Clasen  <mclasen@redhat.com>

        * gtk/gtk.symbols:
        * gtk/gtkcelllayout.[hc] (gtk_cell_layout_get_cells):
        New function to get the cell renderers of a cell layout.

        * gtk/gtktreeviewcolumn.c:
        * gtk/gtkcellview.c:
        * gtk/gtkiconview.c: Implement get_cells.

1 files changed, 26 insertions, 0 deletions

diff --git a/gtk/gtkcelllayout.c b/gtk/gtkcelllayout.c
index e866271a44..10cf3c4267 100644
--- a/gtk/gtkcelllayout.c
+++ b/gtk/gtkcelllayout.c
@@ -283,5 +283,31 @@ gtk_cell_layout_reorder (GtkCellLayout   *cell_layout,
                                                         position);
 }
 
+/**
+ * gtk_cell_layout_get_cells:
+ * @cell_layout: a #GtkCellLayout
+ * 
+ * Returns the cell renderers which have been added to @cell_layout.
+ *
+ * Return value: a list of cell renderers. The list, but not the
+ *   renderers has been newly allocated and should be freed with
+ *   g_list_free() when no longer needed.
+ * 
+ * Since: 2.12
+ */
+GList *
+gtk_cell_layout_get_cells (GtkCellLayout *cell_layout)
+{
+  GtkCellLayoutIface *iface;
+
+  g_return_val_if_fail (GTK_IS_CELL_LAYOUT (cell_layout), NULL);
+
+  iface = GTK_CELL_LAYOUT_GET_IFACE (cell_layout);  
+  if (iface->get_cells)
+    return iface->get_cells (cell_layout);
+
+  return NULL;
+}
+
 #define __GTK_CELL_LAYOUT_C__
 #include "gtkaliasdef.c"