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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* e-table-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_TABLE_MODEL_H_
#define _E_TABLE_MODEL_H_
#include <glib-object.h>
G_BEGIN_DECLS
#define E_TABLE_MODEL_TYPE (e_table_model_get_type ())
#define E_TABLE_MODEL(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), E_TABLE_MODEL_TYPE, ETableModel))
#define E_TABLE_MODEL_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), E_TABLE_MODEL_TYPE, ETableModelClass))
#define E_IS_TABLE_MODEL(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), E_TABLE_MODEL_TYPE))
#define E_IS_TABLE_MODEL_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), E_TABLE_MODEL_TYPE))
#define E_TABLE_MODEL_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), E_TABLE_MODEL_TYPE, ETableModelClass))
typedef struct {
GObject base;
} ETableModel;
typedef struct {
GObjectClass parent_class;
/*
* Virtual methods
*/
int (*column_count) (ETableModel *etm);
int (*row_count) (ETableModel *etm);
void (*append_row) (ETableModel *etm, ETableModel *source, int row);
void *(*value_at) (ETableModel *etm, int col, int row);
void (*set_value_at) (ETableModel *etm, int col, int row, const void *value);
gboolean (*is_cell_editable) (ETableModel *etm, int col, int row);
gboolean (*has_save_id) (ETableModel *etm);
char *(*get_save_id) (ETableModel *etm, int row);
gboolean (*has_change_pending) (ETableModel *etm);
/* Allocate a copy of the given value. */
void *(*duplicate_value) (ETableModel *etm, int col, const void *value);
/* Free an allocated value. */
void (*free_value) (ETableModel *etm, int col, void *value);
/* Return an allocated empty value. */
void *(*initialize_value) (ETableModel *etm, int col);
/* Return TRUE if value is equivalent to an empty cell. */
gboolean (*value_is_empty) (ETableModel *etm, int col, const void *value);
/* Return an allocated string. */
char *(*value_to_string) (ETableModel *etm, int col, const void *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, int row);
void (*model_cell_changed) (ETableModel *etm, int col, int row);
void (*model_rows_inserted) (ETableModel *etm, int row, int count);
void (*model_rows_deleted) (ETableModel *etm, int row, int count);
} ETableModelClass;
GType e_table_model_get_type (void);
/**/
int e_table_model_column_count (ETableModel *e_table_model);
const char *e_table_model_column_name (ETableModel *e_table_model,
int col);
int e_table_model_row_count (ETableModel *e_table_model);
void e_table_model_append_row (ETableModel *e_table_model,
ETableModel *source,
int row);
/**/
void *e_table_model_value_at (ETableModel *e_table_model,
int col,
int row);
void e_table_model_set_value_at (ETableModel *e_table_model,
int col,
int row,
const void *value);
gboolean e_table_model_is_cell_editable (ETableModel *e_table_model,
int col,
int row);
/**/
gboolean e_table_model_has_save_id (ETableModel *etm);
char *e_table_model_get_save_id (ETableModel *etm,
int row);
/**/
gboolean e_table_model_has_change_pending (ETableModel *etm);
/**/
void *e_table_model_duplicate_value (ETableModel *e_table_model,
int col,
const void *value);
void e_table_model_free_value (ETableModel *e_table_model,
int col,
void *value);
void *e_table_model_initialize_value (ETableModel *e_table_model,
int col);
gboolean e_table_model_value_is_empty (ETableModel *e_table_model,
int col,
const void *value);
char *e_table_model_value_to_string (ETableModel *e_table_model,
int col,
const void *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,
int row);
void e_table_model_cell_changed (ETableModel *e_table_model,
int col,
int row);
void e_table_model_rows_inserted (ETableModel *e_table_model,
int row,
int count);
void e_table_model_rows_deleted (ETableModel *e_table_model,
int row,
int count);
/**/
void e_table_model_row_inserted (ETableModel *e_table_model,
int row);
void e_table_model_row_deleted (ETableModel *e_table_model,
int 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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