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cellrenderer: Add API to keep the accessible type

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It's private for now, because we require a GType that isn't exported in
the API yet.
This commit is contained in:
Benjamin Otte 2011-12-15 18:17:06 +01:00
parent acb73f99bb
commit 0470b91add
2 changed files with 46 additions and 0 deletions
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40
gtk/gtkcellrenderer.c
View File

@ -24,6 +24,7 @@
#include "gtktypebuiltins.h"
#include "gtkprivate.h"
#include "gtktreeprivate.h"
#include "a11y/gtkrenderercellaccessible.h"
/**
@ -130,6 +131,7 @@ struct _GtkCellRendererPrivate
struct _GtkCellRendererClassPrivate
{
GType accessible_type;
};
enum {
@ -416,6 +418,8 @@ gtk_cell_renderer_class_init (GtkCellRendererClass *class)
P_("Whether this tag affects the cell background color"));
g_type_class_add_private (class, sizeof (GtkCellRendererPrivate));
_gtk_cell_renderer_class_set_accessible_type (class, GTK_TYPE_RENDERER_CELL_ACCESSIBLE);
}
static void
@ -1759,3 +1763,39 @@ gtk_cell_renderer_get_state (GtkCellRenderer *cell,
return state;
}
/*
* _gtk_cell_renderer_class_set_accessible_type:
* @renderer_class: class to set the accessible type for
* @type: The object type that implements the accessible for @widget_class.
* The type must be a subtype of #GtkRendererCellAccessible
*
* Sets the type to be used for creating accessibles for cells rendered by
* cell renderers of @renderer_class. Note that multiple accessibles will
* be created.
*
* This function should only be called from class init functions of cell
* renderers.
**/
void
_gtk_cell_renderer_class_set_accessible_type (GtkCellRendererClass *renderer_class,
GType type)
{
GtkCellRendererClassPrivate *priv;
g_return_if_fail (GTK_IS_CELL_RENDERER_CLASS (renderer_class));
g_return_if_fail (g_type_is_a (type, GTK_TYPE_RENDERER_CELL_ACCESSIBLE));
priv = renderer_class->priv;
priv->accessible_type = type;
}
GType
_gtk_cell_renderer_get_accessible_type (GtkCellRenderer *renderer)
{
g_return_val_if_fail (GTK_IS_CELL_RENDERER (renderer), GTK_TYPE_RENDERER_CELL_ACCESSIBLE);
return GTK_CELL_RENDERER_GET_CLASS (renderer)->priv->accessible_type;
}

6
gtk/gtkcellrenderer.h
View File

@ -271,6 +271,12 @@ GtkStateFlags gtk_cell_renderer_get_state (GtkCellRenderer *cell,
GtkWidget *widget,
GtkCellRendererState cell_state);
void _gtk_cell_renderer_class_set_accessible_type
(GtkCellRendererClass *renderer_class,
GType type);
GType _gtk_cell_renderer_get_accessible_type
(GtkCellRenderer * renderer);
G_END_DECLS
#endif /* __GTK_CELL_RENDERER_H__ */