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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/*
* st-widget.h: Base class for St actors
*
* Copyright 2007 OpenedHand
* Copyright 2008, 2009 Intel Corporation.
* Copyright 2009, 2010 Red Hat, Inc.
* Copyright 2009 Abderrahim Kitouni
* Copyright 2010 Florian Müllner
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU Lesser General Public License,
* version 2.1, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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 program. If not, see <http://www.gnu.org/licenses/>.
*/
#if !defined(ST_H_INSIDE) && !defined(ST_COMPILATION)
#error "Only <st/st.h> can be included directly.h"
#endif
#ifndef __ST_WIDGET_H__
#define __ST_WIDGET_H__
#include <clutter/clutter.h>
#include <st/st-types.h>
#include <st/st-theme.h>
#include <st/st-theme-node.h>
G_BEGIN_DECLS
#define ST_TYPE_WIDGET (st_widget_get_type ())
G_DECLARE_DERIVABLE_TYPE (StWidget, st_widget, ST, WIDGET, ClutterActor)
/**
* StDirectionType:
* @ST_DIR_TAB_FORWARD: Move forward.
* @ST_DIR_TAB_BACKWARD: Move backward.
* @ST_DIR_UP: Move up.
* @ST_DIR_DOWN: Move down.
* @ST_DIR_LEFT: Move left.
* @ST_DIR_RIGHT: Move right.
*
* Enumeration for focus direction.
*/
typedef enum
{
ST_DIR_TAB_FORWARD,
ST_DIR_TAB_BACKWARD,
ST_DIR_UP,
ST_DIR_DOWN,
ST_DIR_LEFT,
ST_DIR_RIGHT,
} StDirectionType;
typedef struct _StWidgetClass StWidgetClass;
/**
* StWidgetClass:
*
* Base class for stylable actors.
*/
struct _StWidgetClass
{
/*< private >*/
ClutterActorClass parent_class;
/* signals */
void (* style_changed) (StWidget *self);
void (* popup_menu) (StWidget *self);
/* vfuncs */
/**
* StWidgetClass::navigate_focus:
* @self: the "top level" container
* @from: (nullable): the actor that the focus is coming from
* @direction: the direction focus is moving in
*/
gboolean (* navigate_focus) (StWidget *self,
ClutterActor *from,
StDirectionType direction);
GType (* get_accessible_type) (void);
GList * (* get_focus_chain) (StWidget *widget);
};
void st_widget_set_style_pseudo_class (StWidget *actor,
const gchar *pseudo_class_list);
void st_widget_add_style_pseudo_class (StWidget *actor,
const gchar *pseudo_class);
void st_widget_remove_style_pseudo_class (StWidget *actor,
const gchar *pseudo_class);
const gchar * st_widget_get_style_pseudo_class (StWidget *actor);
gboolean st_widget_has_style_pseudo_class (StWidget *actor,
const gchar *pseudo_class);
void st_widget_set_style_class_name (StWidget *actor,
const gchar *style_class_list);
void st_widget_add_style_class_name (StWidget *actor,
const gchar *style_class);
void st_widget_remove_style_class_name (StWidget *actor,
const gchar *style_class);
const gchar * st_widget_get_style_class_name (StWidget *actor);
gboolean st_widget_has_style_class_name (StWidget *actor,
const gchar *style_class);
void st_widget_set_style (StWidget *actor,
const gchar *style);
const gchar * st_widget_get_style (StWidget *actor);
void st_widget_set_track_hover (StWidget *widget,
gboolean track_hover);
gboolean st_widget_get_track_hover (StWidget *widget);
void st_widget_set_hover (StWidget *widget,
gboolean hover);
void st_widget_sync_hover (StWidget *widget);
gboolean st_widget_get_hover (StWidget *widget);
void st_widget_popup_menu (StWidget *self);
void st_widget_ensure_style (StWidget *widget);
void st_widget_set_can_focus (StWidget *widget,
gboolean can_focus);
gboolean st_widget_get_can_focus (StWidget *widget);
gboolean st_widget_navigate_focus (StWidget *widget,
ClutterActor *from,
StDirectionType direction,
gboolean wrap_around);
ClutterActor * st_widget_get_label_actor (StWidget *widget);
void st_widget_set_label_actor (StWidget *widget,
ClutterActor *label);
/* Only to be used by sub-classes of StWidget */
void st_widget_style_changed (StWidget *widget);
StThemeNode * st_widget_get_theme_node (StWidget *widget);
StThemeNode * st_widget_peek_theme_node (StWidget *widget);
GList * st_widget_get_focus_chain (StWidget *widget);
void st_widget_paint_background (StWidget *widget,
ClutterPaintContext *paint_context);
/* debug methods */
char *st_describe_actor (ClutterActor *actor);
/* accessibility methods */
void st_widget_set_accessible_role (StWidget *widget,
AtkRole role);
AtkRole st_widget_get_accessible_role (StWidget *widget);
void st_widget_add_accessible_state (StWidget *widget,
AtkStateType state);
void st_widget_remove_accessible_state (StWidget *widget,
AtkStateType state);
void st_widget_set_accessible_name (StWidget *widget,
const gchar *name);
const gchar * st_widget_get_accessible_name (StWidget *widget);
void st_widget_set_accessible (StWidget *widget,
AtkObject *accessible);
G_END_DECLS
#endif /* __ST_WIDGET_H__ */
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