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/* GTK - The GIMP Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* GtkBindingSet: Keybinding manager for GObjects.
* Copyright (C) 1998 Tim Janik
*
* 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 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/>.
*/
/*
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#ifndef __GTK_BINDINGS_H__
#define __GTK_BINDINGS_H__
#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gtk/gtk.h> can be included directly."
#endif
#include <gdk/gdk.h>
#include <gtk/gtkenums.h>
G_BEGIN_DECLS
typedef struct _GtkBindingSet GtkBindingSet;
typedef struct _GtkBindingEntry GtkBindingEntry;
typedef struct _GtkBindingSignal GtkBindingSignal;
typedef struct _GtkBindingArg GtkBindingArg;
/**
* GtkBindingSet:
* @set_name: unique name of this binding set
* @priority: unused
* @widget_path_pspecs: unused
* @widget_class_pspecs: unused
* @class_branch_pspecs: unused
* @entries: the key binding entries in this binding set
* @current: implementation detail
* @parsed: whether this binding set stems from a CSS file and is reset upon theme changes
*
* A binding set maintains a list of activatable key bindings.
* A single binding set can match multiple types of widgets.
* Similar to style contexts, can be matched by any information contained
* in a widgets #GtkWidgetPath. When a binding within a set is matched upon
* activation, an action signal is emitted on the target widget to carry out
* the actual activation.
*/
struct _GtkBindingSet
{
gchar *set_name;
gint priority;
GSList *widget_path_pspecs;
GSList *widget_class_pspecs;
GSList *class_branch_pspecs;
GtkBindingEntry *entries;
GtkBindingEntry *current;
guint parsed : 1;
};
/**
* GtkBindingEntry:
* @keyval: key value to match
* @modifiers: key modifiers to match
* @binding_set: binding set this entry belongs to
* @destroyed: implementation detail
* @in_emission: implementation detail
* @marks_unbound: implementation detail
* @set_next: linked list of entries maintained by binding set
* @hash_next: implementation detail
* @signals: action signals of this entry
*
* Each key binding element of a binding sets binding list is
* represented by a GtkBindingEntry.
*/
struct _GtkBindingEntry
{
/* key portion */
guint keyval;
GdkModifierType modifiers;
GtkBindingSet *binding_set;
guint destroyed : 1;
guint in_emission : 1;
guint marks_unbound : 1;
GtkBindingEntry *set_next;
GtkBindingEntry *hash_next;
GtkBindingSignal *signals;
};
/**
* GtkBindingArg:
* @arg_type: implementation detail
*
* A #GtkBindingArg holds the data associated with
* an argument for a key binding signal emission as
* stored in #GtkBindingSignal.
*/
struct _GtkBindingArg
{
GType arg_type;
union {
glong long_data;
gdouble double_data;
gchar *string_data;
} d;
};
/**
* GtkBindingSignal:
* @next: implementation detail
* @signal_name: the action signal to be emitted
* @n_args: number of arguments specified for the signal
* @args: the arguments specified for the signal
*
* <anchor id="keybinding-signals"/>
* A GtkBindingSignal stores the necessary information to
* activate a widget in response to a key press via a signal
* emission.
*/
struct _GtkBindingSignal
{
GtkBindingSignal *next;
gchar *signal_name;
guint n_args;
GtkBindingArg *args;
};
GDK_AVAILABLE_IN_ALL
GtkBindingSet *gtk_binding_set_new (const gchar *set_name);
GDK_AVAILABLE_IN_ALL
GtkBindingSet *gtk_binding_set_by_class (gpointer object_class);
GDK_AVAILABLE_IN_ALL
GtkBindingSet *gtk_binding_set_find (const gchar *set_name);
GDK_AVAILABLE_IN_ALL
gboolean gtk_bindings_activate (GObject *object,
guint keyval,
GdkModifierType modifiers);
GDK_AVAILABLE_IN_ALL
gboolean gtk_bindings_activate_event (GObject *object,
GdkEventKey *event);
GDK_AVAILABLE_IN_ALL
gboolean gtk_binding_set_activate (GtkBindingSet *binding_set,
guint keyval,
GdkModifierType modifiers,
GObject *object);
GDK_AVAILABLE_IN_ALL
void gtk_binding_entry_skip (GtkBindingSet *binding_set,
guint keyval,
GdkModifierType modifiers);
GDK_AVAILABLE_IN_ALL
void gtk_binding_entry_add_signal (GtkBindingSet *binding_set,
guint keyval,
GdkModifierType modifiers,
const gchar *signal_name,
guint n_args,
...);
GDK_AVAILABLE_IN_ALL
void gtk_binding_entry_add_signall (GtkBindingSet *binding_set,
guint keyval,
GdkModifierType modifiers,
const gchar *signal_name,
GSList *binding_args);
GDK_AVAILABLE_IN_ALL
GTokenType gtk_binding_entry_add_signal_from_string
(GtkBindingSet *binding_set,
const gchar *signal_desc);
GDK_AVAILABLE_IN_ALL
void gtk_binding_entry_remove (GtkBindingSet *binding_set,
guint keyval,
GdkModifierType modifiers);
GDK_DEPRECATED_IN_3_0
void gtk_binding_set_add_path (GtkBindingSet *binding_set,
GtkPathType path_type,
const gchar *path_pattern,
GtkPathPriorityType priority);
G_END_DECLS
#endif /* __GTK_BINDINGS_H__ */
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