Quelle gtkaccessible.h
Sprache: C
/* gtkaccessible.h: Accessible interface
*
* Copyright 2020 GNOME Foundation
*
* SPDX - License - Identifier : LGPL - 2 . 1 - or - later
*
* This library is free software ; you can redistribute it and / or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation ; either
* version 2 . 1 of the License , or ( at your option ) any later version .
*
* This library is distributed in the hope that it will be useful ,
* but WITHOUT ANY WARRANTY ; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the GNU
* Lesser General Public License for more details .
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library ; if not , see < http : //www.gnu.org/licenses/>.
*/
#pragma once
#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gtk/gtk.h> can be included directly."
#endif
#include <glib-object.h>
#include <gtk/gtktypes.h>
#include <gtk/gtkenums.h>
G_BEGIN_DECLS
#define GTK_TYPE_ACCESSIBLE (gtk_accessible_get_type())
GDK_AVAILABLE_IN_4_10
G_DECLARE_INTERFACE (GtkAccessible, gtk_accessible, GTK, ACCESSIBLE, GObject)
/**
* GtkAccessiblePlatformState :
* @ GTK_ACCESSIBLE_PLATFORM_STATE_FOCUSABLE : whether the accessible can be focused
* @ GTK_ACCESSIBLE_PLATFORM_STATE_FOCUSED : whether the accessible has focus
* @ GTK_ACCESSIBLE_PLATFORM_STATE_ACTIVE : whether the accessible is active
*
* The various platform states which can be queried
* using [ method @ Gtk . Accessible . get_platform_state ] .
*
* Since : 4 . 10
*/
typedef enum {
GTK_ACCESSIBLE_PLATFORM_STATE_FOCUSABLE,
GTK_ACCESSIBLE_PLATFORM_STATE_FOCUSED,
GTK_ACCESSIBLE_PLATFORM_STATE_ACTIVE
} GtkAccessiblePlatformState;
/**
* GtkAccessibleInterface :
* @ get_at_context : retrieve the platform - specific accessibility context
* for the accessible implementation
* @ get_platform_state : retrieve the accessible state
*
* The common interface for accessible objects .
*
* Since : 4 . 10
*/
struct _GtkAccessibleInterface
{
GTypeInterface g_iface;
/**
* GtkAccessibleInterface : : get_at_context :
* @ self : an accessible object
*
* Retrieves the platform - specific accessibility context for the
* accessible implementation .
*
* Returns : ( transfer full ) ( nullable ) : the accessibility context
*
* Since : 4 . 10
*/
GtkATContext * (* get_at_context) (GtkAccessible *self);
/**
* GtkAccessibleInterface : : get_platform_state :
* @ self : an accessible object
* @ state : the state to query
*
* Checks if the given @ state applies to the accessible object .
*
* Returns : true if the @ state is set , and false otherwise
*
* Since : 4 . 10
*/
gboolean (* get_platform_state) (GtkAccessible *self,
GtkAccessiblePlatformState state);
/**
* GtkAccessibleInterface : : get_accessible_parent :
* @ self : an accessible object
*
* Retrieves the accessible parent of an accessible object .
*
* This virtual function should return ` NULL ` for top level objects .
*
* Returns : ( nullable ) ( transfer full ) : the accessible parent
*
* Since : 4 . 10
*/
GtkAccessible * (* get_accessible_parent) (GtkAccessible *self);
/**
* GtkaccessibleInterface : : get_first_accessible_child :
* @ self : an accessible object
*
* Retrieves the first accessible child of an accessible object .
*
* Returns : ( transfer full ) ( nullable ) : an accessible object
*
* Since : 4 . 10
*/
GtkAccessible * (* get_first_accessible_child) (GtkAccessible *self);
/**
* GtkaccessibleInterface : : get_next_accessible_sibling :
* @ self : an accessible object
*
* Retrieves the next accessible sibling of an accessible object .
*
* Returns : ( transfer full ) ( nullable ) : an accessible object
*
* Since : 4 . 10
*/
GtkAccessible * (* get_next_accessible_sibling) (GtkAccessible *self);
/**
* GtkAccessibleInterface : : get_bounds :
* @ self : an accessible object
* @ x : ( out ) : the horizontal coordinate of a rectangle
* @ y : ( out ) : the vertical coordinate of a rectangle
* @ width : ( out ) : the width of a rectangle
* @ height : ( out ) : the height of a rectangle
*
* Retrieves the dimensions and position of an accessible object in its
* parent ' s coordinate space , if those values can be determined .
*
* For top level accessible objects , the X and Y coordinates are always
* going to be set to zero .
*
* Returns : true if the values are value , and false otherwise
*/
gboolean (* get_bounds) (GtkAccessible *self,
int *x,
int *y,
int *width,
int *height);
/**
* GtkAccessibleIface : : get_accessible_id :
* @ self : an accessible object
*
* Retrieves the accessible identifier for the accessible object .
*
* Returns : ( transfer full ) ( nullable ) : the accessible identifier
*
* Since : 4 . 22
*/
char * (* get_accessible_id) (GtkAccessible *self);
};
/**
* GtkAccessibleList :
*
* Wraps a list of references to [ iface @ Gtk . Accessible ] objects .
*
* Since : 4 . 14
*/
typedef struct _GtkAccessibleList GtkAccessibleList;
GDK_AVAILABLE_IN_4_10
GtkATContext * gtk_accessible_get_at_context (GtkAccessible *self);
GDK_AVAILABLE_IN_4_10
gboolean gtk_accessible_get_platform_state (GtkAccessible *self,
GtkAccessiblePlatformState state);
GDK_AVAILABLE_IN_4_10
GtkAccessible * gtk_accessible_get_accessible_parent (GtkAccessible *self);
GDK_AVAILABLE_IN_4_10
void gtk_accessible_set_accessible_parent (GtkAccessible *self,
GtkAccessible *parent,
GtkAccessible *next_sibling);
GDK_AVAILABLE_IN_4_10
GtkAccessible * gtk_accessible_get_first_accessible_child (GtkAccessible *self);
GDK_AVAILABLE_IN_4_10
GtkAccessible * gtk_accessible_get_next_accessible_sibling (GtkAccessible *self);
GDK_AVAILABLE_IN_4_10
void gtk_accessible_update_next_accessible_sibling (GtkAccessible *self,
GtkAccessible *new_sibling);
GDK_AVAILABLE_IN_4_10
gboolean gtk_accessible_get_bounds (GtkAccessible *self,
int *x,
int *y,
int *width,
int *height);
GDK_AVAILABLE_IN_4_22
char * gtk_accessible_get_accessible_id (GtkAccessible *self);
GDK_AVAILABLE_IN_ALL
GtkAccessibleRole gtk_accessible_get_accessible_role (GtkAccessible *self);
GDK_AVAILABLE_IN_ALL
void gtk_accessible_update_state (GtkAccessible *self,
GtkAccessibleState first_state,
...);
GDK_AVAILABLE_IN_ALL
void gtk_accessible_update_property (GtkAccessible *self,
GtkAccessibleProperty first_property,
...);
GDK_AVAILABLE_IN_ALL
void gtk_accessible_update_relation (GtkAccessible *self,
GtkAccessibleRelation first_relation,
...);
GDK_AVAILABLE_IN_ALL
void gtk_accessible_update_state_value (GtkAccessible *self,
int n_states,
GtkAccessibleState states[],
const GValue values[]);
GDK_AVAILABLE_IN_ALL
void gtk_accessible_update_property_value (GtkAccessible *self,
int n_properties,
GtkAccessibleProperty properties[],
const GValue values[]);
GDK_AVAILABLE_IN_ALL
void gtk_accessible_update_relation_value (GtkAccessible *self,
int n_relations,
GtkAccessibleRelation relations[],
const GValue values[]);
GDK_AVAILABLE_IN_ALL
void gtk_accessible_reset_state (GtkAccessible *self,
GtkAccessibleState state);
GDK_AVAILABLE_IN_ALL
void gtk_accessible_reset_property (GtkAccessible *self,
GtkAccessibleProperty property);
GDK_AVAILABLE_IN_ALL
void gtk_accessible_reset_relation (GtkAccessible *self,
GtkAccessibleRelation relation);
GDK_AVAILABLE_IN_ALL
void gtk_accessible_state_init_value (GtkAccessibleState state,
GValue *value);
GDK_AVAILABLE_IN_ALL
void gtk_accessible_property_init_value (GtkAccessibleProperty property,
GValue *value);
GDK_AVAILABLE_IN_ALL
void gtk_accessible_relation_init_value (GtkAccessibleRelation relation,
GValue *value);
#define GTK_ACCESSIBLE_LIST (gtk_accessible_list_get_type())
GDK_AVAILABLE_IN_4_14
GType gtk_accessible_list_get_type (void );
GDK_AVAILABLE_IN_4_14
GList * gtk_accessible_list_get_objects (GtkAccessibleList *accessible_list);
GDK_AVAILABLE_IN_4_14
GtkAccessibleList * gtk_accessible_list_new_from_list (GList *list);
GDK_AVAILABLE_IN_4_14
GtkAccessibleList * gtk_accessible_list_new_from_array (GtkAccessible **accessibles,
gsize n_accessibles);
GDK_AVAILABLE_IN_4_14
void gtk_accessible_announce (GtkAccessible *self,
const char *message,
GtkAccessibleAnnouncementPriority priority);
GDK_AVAILABLE_IN_4_18
void gtk_accessible_update_platform_state (GtkAccessible *self,
GtkAccessiblePlatformState state);
G_END_DECLS
Messung V0.5 in Prozent C=98 H=94 G=95
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-07-03)
¤
*© Formatika GbR, Deutschland
2026-07-09