Pileus Git - ~andy/gtk/blob - gtk/a11y/gtkcellaccessibleparent.h

   1 /* GAIL - The GNOME Accessibility Implementation Library
   2  *
   3  * Copyright 2001 Sun Microsystems Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public
  16  * License along with this library; if not, write to the
  17  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18  * Boston, MA 02111-1307, USA.
  19  */
  20
  21 #ifndef __GTK_CELL_ACCESSIBLE_PARENT_H__
  22 #define __GTK_CELL_ACCESSIBLE_PARENT_H__
  23
  24 #include <atk/atk.h>
  25 #include "gtkcellaccessible.h"
  26
  27 G_BEGIN_DECLS
  28
  29 /*
  30  * The GtkCellAccessibleParent interface should be supported by any object
  31  * which contains children which are flyweights, i.e. do not have corresponding
  32  * widgets and the children need help from their parent to provide
  33  * functionality. One example is GtkTreeViewAccessible where the children
  34  * GtkCellAccessible need help from the GtkTreeViewAccessible in order to
  35  * implement atk_component_get_extents().
  36  */
  37
  38 #define GTK_TYPE_CELL_ACCESSIBLE_PARENT            (_gtk_cell_accessible_parent_get_type ())
  39 #define GTK_IS_CELL_ACCESSIBLE_PARENT(obj)         G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_CELL_ACCESSIBLE_PARENT)
  40 #define GTK_CELL_ACCESSIBLE_PARENT(obj)            G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_CELL_ACCESSIBLE_PARENT, GtkCellAccessibleParent)
  41 #define GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE(obj)  (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GTK_TYPE_CELL_ACCESSIBLE_PARENT, GtkCellAccessibleParentIface))
  42
  43 typedef struct _GtkCellAccessibleParent GtkCellAccessibleParent;
  44 typedef struct _GtkCellAccessibleParentIface GtkCellAccessibleParentIface;
  45
  46 struct _GtkCellAccessibleParentIface
  47 {
  48   GTypeInterface parent;
  49   void     ( *get_cell_extents) (GtkCellAccessibleParent *parent,
  50                                  GtkCellAccessible       *cell,
  51                                  gint                    *x,
  52                                  gint                    *y,
  53                                  gint                    *width,
  54                                  gint                    *height,
  55                                  AtkCoordType             coord_type);
  56   void     ( *get_cell_area)    (GtkCellAccessibleParent *parent,
  57                                  GtkCellAccessible       *cell,
  58                                  GdkRectangle            *cell_rect);
  59   gboolean ( *grab_focus)       (GtkCellAccessibleParent *parent,
  60                                  GtkCellAccessible       *cell);
  61   int      ( *get_child_index)  (GtkCellAccessibleParent *parent,
  62                                  GtkCellAccessible       *cell);
  63   GtkCellRendererState
  64            ( *get_renderer_state) (GtkCellAccessibleParent *parent,
  65                                  GtkCellAccessible       *cell,
  66                                  gboolean                *expandable,
  67                                  gboolean                *expanded);
  68   void     ( *set_cell_data)    (GtkCellAccessibleParent *parent,
  69                                  GtkCellAccessible       *cell);
  70
  71 };
  72
  73 GType    _gtk_cell_accessible_parent_get_type         (void);
  74
  75 void     _gtk_cell_accessible_parent_get_cell_extents (GtkCellAccessibleParent *parent,
  76                                                        GtkCellAccessible       *cell,
  77                                                        gint                    *x,
  78                                                        gint                    *y,
  79                                                        gint                    *width,
  80                                                        gint                    *height,
  81                                                        AtkCoordType             coord_type);
  82 void     _gtk_cell_accessible_parent_get_cell_area    (GtkCellAccessibleParent *parent,
  83                                                        GtkCellAccessible       *cell,
  84                                                        GdkRectangle            *cell_rect);
  85 gboolean _gtk_cell_accessible_parent_grab_focus       (GtkCellAccessibleParent *parent,
  86                                                        GtkCellAccessible       *cell);
  87 int      _gtk_cell_accessible_parent_get_child_index  (GtkCellAccessibleParent *parent,
  88                                                        GtkCellAccessible       *cell);
  89 GtkCellRendererState
  90          _gtk_cell_accessible_parent_get_renderer_state(GtkCellAccessibleParent *parent,
  91                                                        GtkCellAccessible       *cell,
  92                                                        gboolean                *expandable,
  93                                                        gboolean                *expanded);
  94 void     _gtk_cell_accessible_parent_set_cell_data    (GtkCellAccessibleParent *parent,
  95                                                        GtkCellAccessible       *cell);
  96
  97 G_END_DECLS
  98
  99 #endif /* __GTK_CELL_ACCESSIBLE_PARENT_H__ */