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

   1 /* GTK+ - accessibility implementations
   2  * Copyright 2001 Sun Microsystems Inc.
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Library General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Library General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Library General Public
  15  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #ifndef __GTK_CELL_ACCESSIBLE_PARENT_H__
  19 #define __GTK_CELL_ACCESSIBLE_PARENT_H__
  20
  21 #if !defined (__GTK_A11Y_H_INSIDE__) && !defined (GTK_COMPILATION)
  22 #error "Only <gtk/gtk-a11y.h> can be included directly."
  23 #endif
  24
  25 #include <atk/atk.h>
  26 #include <gtk/a11y/gtkcellaccessible.h>
  27
  28 G_BEGIN_DECLS
  29
  30 /*
  31  * The GtkCellAccessibleParent interface should be supported by any object
  32  * which contains children which are flyweights, i.e. do not have corresponding
  33  * widgets and the children need help from their parent to provide
  34  * functionality. One example is GtkTreeViewAccessible where the children
  35  * GtkCellAccessible need help from the GtkTreeViewAccessible in order to
  36  * implement atk_component_get_extents().
  37  */
  38
  39 #define GTK_TYPE_CELL_ACCESSIBLE_PARENT            (gtk_cell_accessible_parent_get_type ())
  40 #define GTK_IS_CELL_ACCESSIBLE_PARENT(obj)         G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_CELL_ACCESSIBLE_PARENT)
  41 #define GTK_CELL_ACCESSIBLE_PARENT(obj)            G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_CELL_ACCESSIBLE_PARENT, GtkCellAccessibleParent)
  42 #define GTK_CELL_ACCESSIBLE_PARENT_GET_IFACE(obj)  (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GTK_TYPE_CELL_ACCESSIBLE_PARENT, GtkCellAccessibleParentIface))
  43
  44 typedef struct _GtkCellAccessibleParent GtkCellAccessibleParent;
  45 typedef struct _GtkCellAccessibleParentIface GtkCellAccessibleParentIface;
  46
  47 struct _GtkCellAccessibleParentIface
  48 {
  49   GTypeInterface parent;
  50   void     ( *get_cell_extents) (GtkCellAccessibleParent *parent,
  51                                  GtkCellAccessible       *cell,
  52                                  gint                    *x,
  53                                  gint                    *y,
  54                                  gint                    *width,
  55                                  gint                    *height,
  56                                  AtkCoordType             coord_type);
  57   void     ( *get_cell_area)    (GtkCellAccessibleParent *parent,
  58                                  GtkCellAccessible       *cell,
  59                                  GdkRectangle            *cell_rect);
  60   gboolean ( *grab_focus)       (GtkCellAccessibleParent *parent,
  61                                  GtkCellAccessible       *cell);
  62   int      ( *get_child_index)  (GtkCellAccessibleParent *parent,
  63                                  GtkCellAccessible       *cell);
  64   GtkCellRendererState
  65            ( *get_renderer_state) (GtkCellAccessibleParent *parent,
  66                                  GtkCellAccessible       *cell);
  67   /* actions */
  68   void     ( *expand_collapse)  (GtkCellAccessibleParent *parent,
  69                                  GtkCellAccessible       *cell);
  70   void     ( *activate)         (GtkCellAccessibleParent *parent,
  71                                  GtkCellAccessible       *cell);
  72   void     ( *edit)             (GtkCellAccessibleParent *parent,
  73                                  GtkCellAccessible       *cell);
  74 };
  75
  76 GType    gtk_cell_accessible_parent_get_type         (void);
  77
  78 void     gtk_cell_accessible_parent_get_cell_extents (GtkCellAccessibleParent *parent,
  79                                                       GtkCellAccessible       *cell,
  80                                                       gint                    *x,
  81                                                       gint                    *y,
  82                                                       gint                    *width,
  83                                                       gint                    *height,
  84                                                       AtkCoordType             coord_type);
  85 void     gtk_cell_accessible_parent_get_cell_area    (GtkCellAccessibleParent *parent,
  86                                                       GtkCellAccessible       *cell,
  87                                                       GdkRectangle            *cell_rect);
  88 gboolean gtk_cell_accessible_parent_grab_focus       (GtkCellAccessibleParent *parent,
  89                                                       GtkCellAccessible       *cell);
  90 int      gtk_cell_accessible_parent_get_child_index  (GtkCellAccessibleParent *parent,
  91                                                       GtkCellAccessible       *cell);
  92 GtkCellRendererState
  93          gtk_cell_accessible_parent_get_renderer_state(GtkCellAccessibleParent *parent,
  94                                                        GtkCellAccessible       *cell);
  95 void     gtk_cell_accessible_parent_expand_collapse  (GtkCellAccessibleParent *parent,
  96                                                       GtkCellAccessible       *cell);
  97 void     gtk_cell_accessible_parent_activate         (GtkCellAccessibleParent *parent,
  98                                                       GtkCellAccessible       *cell);
  99 void     gtk_cell_accessible_parent_edit             (GtkCellAccessibleParent *parent,
 100                                                       GtkCellAccessible       *cell);
 101
 102 G_END_DECLS
 103
 104 #endif /* __GTK_CELL_ACCESSIBLE_PARENT_H__ */