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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_TABLE_MODEL_H_
#define _E_TABLE_MODEL_H_
#include <glib-object.h>
/* Standard GObject macros */
#define E_TYPE_TABLE_MODEL \
(e_table_model_get_type ())
#define E_TABLE_MODEL(obj) \
(G_TYPE_CHECK_INSTANCE_CAST \
((obj), E_TYPE_TABLE_MODEL, ETableModel))
#define E_TABLE_MODEL_CLASS(cls) \
(G_TYPE_CHECK_CLASS_CAST \
((cls), E_TYPE_TABLE_MODEL, ETableModelClass))
#define E_IS_TABLE_MODEL(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE \
((obj), E_TYPE_TABLE_MODEL))
#define E_IS_TABLE_MODEL_CLASS(cls) \
(G_TYPE_CHECK_CLASS_TYPE \
((cls), E_TYPE_TABLE_MODEL))
#define E_TABLE_MODEL_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS \
((obj), E_TYPE_TABLE_MODEL, ETableModelClass))
G_BEGIN_DECLS
typedef struct _ETableModel ETableModel;
typedef struct _ETableModelClass ETableModelClass;
struct _ETableModel {
GObject parent;
};
struct _ETableModelClass {
GObjectClass parent_class;
/*
* Virtual methods
*/
gint (*column_count) (ETableModel *etm);
gint (*row_count) (ETableModel *etm);
void (*append_row) (ETableModel *etm,
ETableModel *source,
gint row);
gpointer (*value_at) (ETableModel *etm,
gint col,
gint row);
void (*set_value_at) (ETableModel *etm,
gint col,
gint row,
gconstpointer value);
gboolean (*is_cell_editable) (ETableModel *etm,
gint col,
gint row);
gboolean (*has_save_id) (ETableModel *etm);
gchar * (*get_save_id) (ETableModel *etm,
gint row);
gboolean (*has_change_pending) (ETableModel *etm);
/* Allocate a copy of the given value. */
gpointer (*duplicate_value) (ETableModel *etm,
gint col,
gconstpointer value);
/* Free an allocated value. */
void (*free_value) (ETableModel *etm,
gint col,
gpointer value);
/* Return an allocated empty value. */
gpointer (*initialize_value) (ETableModel *etm,
gint col);
/* Return TRUE if value is equivalent to an empty cell. */
gboolean (*value_is_empty) (ETableModel *etm,
gint col,
gconstpointer value);
/* Return an allocated string. */
gchar * (*value_to_string) (ETableModel *etm,
gint col,
gconstpointer value);
/*
* Signals
*/
/*
* These all come after the change has been made.
* No changes, cancel pre_change: no_change
* Major structural changes: model_changed
* Changes only in a row: row_changed
* Only changes in a cell: cell_changed
* A row inserted: row_inserted
* A row deleted: row_deleted
*/
void (*model_pre_change) (ETableModel *etm);
void (*model_no_change) (ETableModel *etm);
void (*model_changed) (ETableModel *etm);
void (*model_row_changed) (ETableModel *etm,
gint row);
void (*model_cell_changed) (ETableModel *etm,
gint col,
gint row);
void (*model_rows_inserted) (ETableModel *etm,
gint row,
gint count);
void (*model_rows_deleted) (ETableModel *etm,
gint row,
gint count);
};
GType e_table_model_get_type (void) G_GNUC_CONST;
/**/
gint e_table_model_column_count (ETableModel *e_table_model);
const gchar * e_table_model_column_name (ETableModel *e_table_model,
gint col);
gint e_table_model_row_count (ETableModel *e_table_model);
void e_table_model_append_row (ETableModel *e_table_model,
ETableModel *source,
gint row);
/**/
gpointer e_table_model_value_at (ETableModel *e_table_model,
gint col,
gint row);
void e_table_model_set_value_at (ETableModel *e_table_model,
gint col,
gint row,
gconstpointer value);
gboolean e_table_model_is_cell_editable (ETableModel *e_table_model,
gint col,
gint row);
/**/
gboolean e_table_model_has_save_id (ETableModel *etm);
gchar * e_table_model_get_save_id (ETableModel *etm,
gint row);
/**/
gboolean e_table_model_has_change_pending
(ETableModel *etm);
/**/
gpointer e_table_model_duplicate_value (ETableModel *e_table_model,
gint col,
gconstpointer value);
void e_table_model_free_value (ETableModel *e_table_model,
gint col,
gpointer value);
gpointer e_table_model_initialize_value (ETableModel *e_table_model,
gint col);
gboolean e_table_model_value_is_empty (ETableModel *e_table_model,
gint col,
gconstpointer value);
gchar * e_table_model_value_to_string (ETableModel *e_table_model,
gint col,
gconstpointer value);
/*
* Routines for emitting signals on the e_table
*/
void e_table_model_pre_change (ETableModel *e_table_model);
void e_table_model_no_change (ETableModel *e_table_model);
void e_table_model_changed (ETableModel *e_table_model);
void e_table_model_row_changed (ETableModel *e_table_model,
gint row);
void e_table_model_cell_changed (ETableModel *e_table_model,
gint col,
gint row);
void e_table_model_rows_inserted (ETableModel *e_table_model,
gint row,
gint count);
void e_table_model_rows_deleted (ETableModel *e_table_model,
gint row,
gint count);
/**/
void e_table_model_row_inserted (ETableModel *e_table_model,
gint row);
void e_table_model_row_deleted (ETableModel *e_table_model,
gint row);
void e_table_model_freeze (ETableModel *e_table_model);
void e_table_model_thaw (ETableModel *e_table_model);
G_END_DECLS
#endif /* _E_TABLE_MODEL_H_ */
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