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/*
*
* This program 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) version 3.
*
* This program 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 the program; if not, see <http://www.gnu.org/licenses/>
*
*
* Authors:
* Chris Lahey <clahey@ximian.com>
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#ifndef _E_REFLOW_MODEL_H_
#define _E_REFLOW_MODEL_H_
#include <glib-object.h>
#include <libgnomecanvas/libgnomecanvas.h>
G_BEGIN_DECLS
#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, gint width);
gint (*count) (EReflowModel *etm);
gint (*height) (EReflowModel *etm, gint n, GnomeCanvasGroup *parent);
GnomeCanvasItem *(*incarnate) (EReflowModel *etm, gint n, GnomeCanvasGroup *parent);
GHashTable * (*create_cmp_cache) (EReflowModel *etm);
gint (*compare) (EReflowModel *etm, gint n1, gint n2, GHashTable *cmp_cache);
void (*reincarnate) (EReflowModel *etm, gint 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, gint position, gint count);
void (*model_item_removed) (EReflowModel *etm, gint position);
void (*model_item_changed) (EReflowModel *etm, gint n);
} EReflowModelClass;
GType e_reflow_model_get_type (void);
/**/
void e_reflow_model_set_width (EReflowModel *e_reflow_model,
gint width);
gint e_reflow_model_count (EReflowModel *e_reflow_model);
gint e_reflow_model_height (EReflowModel *e_reflow_model,
gint n,
GnomeCanvasGroup *parent);
GnomeCanvasItem *e_reflow_model_incarnate (EReflowModel *e_reflow_model,
gint n,
GnomeCanvasGroup *parent);
GHashTable * e_reflow_model_create_cmp_cache (EReflowModel *e_reflow_model);
gint e_reflow_model_compare (EReflowModel *e_reflow_model,
gint n1,
gint n2,
GHashTable *cmp_cache);
void e_reflow_model_reincarnate (EReflowModel *e_reflow_model,
gint 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,
gint position,
gint count);
void e_reflow_model_item_removed (EReflowModel *e_reflow_model,
gint n);
void e_reflow_model_item_changed (EReflowModel *e_reflow_model,
gint n);
G_END_DECLS
#endif /* _E_REFLOW_MODEL_H_ */
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