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squeekboard/eek/eek-container.h

95 lines
3.6 KiB
C

/*
* Copyright (C) 2010 Daiki Ueno <ueno@unixuser.org>
* Copyright (C) 2010 Red Hat, Inc.
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef EEK_CONTAINER_H
#define EEK_CONTAINER_H 1
#include "eek-element.h"
G_BEGIN_DECLS
#define EEK_TYPE_CONTAINER (eek_container_get_type())
#define EEK_CONTAINER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), EEK_TYPE_CONTAINER, EekContainer))
#define EEK_CONTAINER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), EEK_TYPE_CONTAINER, EekContainerClass))
#define EEK_IS_CONTAINER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), EEK_TYPE_CONTAINER))
#define EEK_IS_CONTAINER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), EEK_TYPE_CONTAINER))
#define EEK_CONTAINER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), EEK_TYPE_CONTAINER, EekContainerClass))
typedef struct _EekContainerClass EekContainerClass;
typedef struct _EekContainerPrivate EekContainerPrivate;
typedef void (*EekCallback) (EekElement *element, gpointer user_data);
typedef gint (*EekCompareFunc) (EekElement *element, gpointer user_data);
struct _EekContainer
{
/*< private >*/
EekElement parent;
EekContainerPrivate *priv;
};
/**
* EekContainerClass:
* @foreach_child: virtual function for iterating over the container's children
* @find: virtual function for looking up a child
* @child_added: class handler for #EekContainer::child-added
* @child_removed: class handler for #EekContainer::child-added
*/
struct _EekContainerClass
{
/*< private >*/
EekElementClass parent_class;
void (* add_child) (EekContainer *self,
EekElement *element);
void (* remove_child) (EekContainer *self,
EekElement *element);
/*< public >*/
void (* foreach_child) (EekContainer *self,
EekCallback callback,
gpointer user_data);
EekElement *(* find) (EekContainer *self,
EekCompareFunc func,
gpointer data);
/* signals */
void (* child_added) (EekContainer *self,
EekElement *element);
void (* child_removed) (EekContainer *self,
EekElement *element);
/*< private >*/
/* padding */
gpointer pdummy[24];
};
GType eek_container_get_type (void) G_GNUC_CONST;
void eek_container_foreach_child (EekContainer *container,
EekCallback callback,
gpointer user_data);
EekElement *eek_container_find (EekContainer *container,
EekCompareFunc func,
gpointer data);
G_END_DECLS
#endif /* EEK_CONTAINER_H */