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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* e-reflow-model.h
* Copyright 2000, 2001, Ximian, Inc.
*
* Authors:
* Chris Lahey <clahey@ximian.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License, version 2, as published by the Free Software Foundation.
*
* 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifndef _E_REFLOW_MODEL_H_
#define _E_REFLOW_MODEL_H_
#include <glib-object.h>
#include <libgnomecanvas/gnome-canvas.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define E_REFLOW_MODEL_TYPE (e_reflow_model_get_type ())
#define E_REFLOW_MODEL(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), E_REFLOW_MODEL_TYPE, EReflowModel))
#define E_REFLOW_MODEL_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), E_REFLOW_MODEL_TYPE, EReflowModelClass))
#define E_IS_REFLOW_MODEL(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), E_REFLOW_MODEL_TYPE))
#define E_IS_REFLOW_MODEL_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), E_REFLOW_MODEL_TYPE))
#define E_REFLOW_MODEL_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), E_REFLOW_MODEL_TYPE, EReflowModelClass))
typedef struct {
GObject base;
} EReflowModel;
typedef struct {
GObjectClass parent_class;
/*
* Virtual methods
*/
void (*set_width) (EReflowModel *etm, int width);
int (*count) (EReflowModel *etm);
int (*height) (EReflowModel *etm, int n, GnomeCanvasGroup *parent);
GnomeCanvasItem *(*incarnate) (EReflowModel *etm, int n, GnomeCanvasGroup *parent);
int (*compare) (EReflowModel *etm, int n1, int n2);
void (*reincarnate) (EReflowModel *etm, int n, GnomeCanvasItem *item);
/*
* Signals
*/
/*
* These all come after the change has been made.
* Major structural changes: model_changed
* Changes to the sorting of elements: comparison_changed
* Changes only in an item: item_changed
*/
void (*model_changed) (EReflowModel *etm);
void (*comparison_changed) (EReflowModel *etm);
void (*model_items_inserted) (EReflowModel *etm, int position, int count);
void (*model_item_removed) (EReflowModel *etm, int position);
void (*model_item_changed) (EReflowModel *etm, int n);
} EReflowModelClass;
GType e_reflow_model_get_type (void);
/**/
void e_reflow_model_set_width (EReflowModel *e_reflow_model,
int width);
int e_reflow_model_count (EReflowModel *e_reflow_model);
int e_reflow_model_height (EReflowModel *e_reflow_model,
int n,
GnomeCanvasGroup *parent);
GnomeCanvasItem *e_reflow_model_incarnate (EReflowModel *e_reflow_model,
int n,
GnomeCanvasGroup *parent);
int e_reflow_model_compare (EReflowModel *e_reflow_model,
int n1,
int n2);
void e_reflow_model_reincarnate (EReflowModel *e_reflow_model,
int n,
GnomeCanvasItem *item);
/*
* Routines for emitting signals on the e_reflow
*/
void e_reflow_model_changed (EReflowModel *e_reflow_model);
void e_reflow_model_comparison_changed (EReflowModel *e_reflow_model);
void e_reflow_model_items_inserted (EReflowModel *e_reflow_model,
int position,
int count);
void e_reflow_model_item_removed (EReflowModel *e_reflow_model,
int n);
void e_reflow_model_item_changed (EReflowModel *e_reflow_model,
int n);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* _E_REFLOW_MODEL_H_ */
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