atkselection.h (3708B)
1 /* ATK - Accessibility Toolkit 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, write to the 16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, 17 * Boston, MA 02111-1307, USA. 18 */ 19 20 #ifndef __ATK_SELECTION_H__ 21 #define __ATK_SELECTION_H__ 22 23 #include <atk/atkobject.h> 24 25 #ifdef __cplusplus 26 extern "C" { 27 #endif /* __cplusplus */ 28 29 /* 30 * This AtkSelection interface provides the standard mechanism for an 31 * assistive technology to determine what the current selected children are, 32 * as well as modify the selection set. Any object that has children that 33 * can be selected should support the AtkSelection interface. 34 */ 35 36 #define ATK_TYPE_SELECTION (atk_selection_get_type ()) 37 #define ATK_IS_SELECTION(obj) G_TYPE_CHECK_INSTANCE_TYPE ((obj), ATK_TYPE_SELECTION) 38 #define ATK_SELECTION(obj) G_TYPE_CHECK_INSTANCE_CAST ((obj), ATK_TYPE_SELECTION, AtkSelection) 39 #define ATK_SELECTION_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), ATK_TYPE_SELECTION, AtkSelectionIface)) 40 41 #ifndef _TYPEDEF_ATK_SELECTION_ 42 #define _TYPEDEF_ATK_SELECTION_ 43 typedef struct _AtkSelection AtkSelection; 44 #endif 45 typedef struct _AtkSelectionIface AtkSelectionIface; 46 47 struct _AtkSelectionIface 48 { 49 GTypeInterface parent; 50 51 gboolean (* add_selection) (AtkSelection *selection, 52 gint i); 53 gboolean (* clear_selection) (AtkSelection *selection); 54 AtkObject* (* ref_selection) (AtkSelection *selection, 55 gint i); 56 gint (* get_selection_count) (AtkSelection *selection); 57 gboolean (* is_child_selected) (AtkSelection *selection, 58 gint i); 59 gboolean (* remove_selection) (AtkSelection *selection, 60 gint i); 61 gboolean (* select_all_selection) (AtkSelection *selection); 62 63 /* signal handlers */ 64 65 void (*selection_changed) (AtkSelection *selection); 66 67 AtkFunction pad1; 68 AtkFunction pad2; 69 }; 70 71 GType atk_selection_get_type (void); 72 73 gboolean atk_selection_add_selection (AtkSelection *selection, 74 gint i); 75 76 gboolean atk_selection_clear_selection (AtkSelection *selection); 77 78 AtkObject* atk_selection_ref_selection (AtkSelection *selection, 79 gint i); 80 81 gint atk_selection_get_selection_count (AtkSelection *selection); 82 83 gboolean atk_selection_is_child_selected (AtkSelection *selection, 84 gint i); 85 86 gboolean atk_selection_remove_selection (AtkSelection *selection, 87 gint i); 88 89 gboolean atk_selection_select_all_selection (AtkSelection *selection); 90 91 #ifdef __cplusplus 92 } 93 #endif /* __cplusplus */ 94 95 96 #endif /* __ATK_SELECTION_H__ */