/* GDA common library * Copyright (C) 1998-2002 The GNOME Foundation. * * AUTHORS: * Rodrigo Moya * * This Library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this Library; see the file COPYING.LIB. If not, * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #if !defined(__gda_data_model_h__) # define __gda_data_model_h__ #include #include #include #include #include #include G_BEGIN_DECLS #define GDA_TYPE_DATA_MODEL (gda_data_model_get_type()) #define GDA_DATA_MODEL(obj) (G_TYPE_CHECK_INSTANCE_CAST (obj, GDA_TYPE_DATA_MODEL, GdaDataModel)) #define GDA_DATA_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST (klass, GDA_TYPE_DATA_MODEL, GdaDataModelClass)) #define GDA_IS_DATA_MODEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE (obj, GDA_TYPE_DATA_MODEL)) #define GDA_IS_DATA_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDA_TYPE_DATA_MODEL)) typedef struct _GdaDataModelClass GdaDataModelClass; typedef struct _GdaDataModelPrivate GdaDataModelPrivate; struct _GdaDataModel { GObject object; GdaDataModelPrivate *priv; }; struct _GdaDataModelClass { GObjectClass parent_class; /* signals */ void (* changed) (GdaDataModel *model); void (* row_inserted) (GdaDataModel *model, gint row); void (* row_updated) (GdaDataModel *model, gint row); void (* row_removed) (GdaDataModel *model, gint row); void (* column_inserted) (GdaDataModel *model, gint col); void (* column_updated) (GdaDataModel *model, gint col); void (* column_removed) (GdaDataModel *model, gint col); void (* begin_update) (GdaDataModel *model); void (* cancel_update) (GdaDataModel *model); void (* end_update) (GdaDataModel *model); /* virtual methods */ gint (* get_n_rows) (GdaDataModel *model); gint (* get_n_columns) (GdaDataModel *model); GdaFieldAttributes * (* describe_column) (GdaDataModel *model, gint col); const GdaRow * (* get_row) (GdaDataModel *model, gint row); const GdaValue * (* get_value_at) (GdaDataModel *model, gint col, gint row); gboolean (* is_updatable) (GdaDataModel *model); const GdaRow * (* append_row) (GdaDataModel *model, const GList *values); gboolean (* remove_row) (GdaDataModel *model, const GdaRow *row); gboolean (* update_row) (GdaDataModel *model, const GdaRow *row); gboolean (* append_column) (GdaDataModel *model, const GdaFieldAttributes *attrs); gboolean (* update_column) (GdaDataModel *model, gint col, const GdaFieldAttributes *attrs); gboolean (* remove_column) (GdaDataModel *model, gint col); }; GType gda_data_model_get_type (void); void gda_data_model_changed (GdaDataModel *model); void gda_data_model_row_inserted (GdaDataModel *model, gint row); void gda_data_model_row_updated (GdaDataModel *model, gint row); void gda_data_model_row_removed (GdaDataModel *model, gint row); void gda_data_model_column_inserted (GdaDataModel *model, gint col); void gda_data_model_column_updated (GdaDataModel *model, gint col); void gda_data_model_column_removed (GdaDataModel *model, gint col); void gda_data_model_freeze (GdaDataModel *model); void gda_data_model_thaw (GdaDataModel *model); gint gda_data_model_get_n_rows (GdaDataModel *model); gint gda_data_model_get_n_columns (GdaDataModel *model); GdaFieldAttributes *gda_data_model_describe_column (GdaDataModel *model, gint col); const gchar *gda_data_model_get_column_title (GdaDataModel *model, gint col); void gda_data_model_set_column_title (GdaDataModel *model, gint col, const gchar *title); gint gda_data_model_get_column_position (GdaDataModel *model, const gchar *title); const GdaRow *gda_data_model_get_row (GdaDataModel *model, gint row); const GdaValue *gda_data_model_get_value_at (GdaDataModel *model, gint col, gint row); gboolean gda_data_model_is_updatable (GdaDataModel *model); const GdaRow *gda_data_model_append_row (GdaDataModel *model, const GList *values); gboolean gda_data_model_remove_row (GdaDataModel *model, const GdaRow *row); gboolean gda_data_model_update_row (GdaDataModel *model, const GdaRow *row); gboolean gda_data_model_append_column (GdaDataModel *model, const GdaFieldAttributes *attrs); gboolean gda_data_model_update_column (GdaDataModel *model, gint col, const GdaFieldAttributes *attrs); gboolean gda_data_model_remove_column (GdaDataModel *model, gint col); typedef gboolean (* GdaDataModelForeachFunc) (GdaDataModel *model, GdaRow *row, gpointer user_data); void gda_data_model_foreach (GdaDataModel *model, GdaDataModelForeachFunc func, gpointer user_data); gboolean gda_data_model_has_changed (GdaDataModel *model); gboolean gda_data_model_begin_update (GdaDataModel *model); gboolean gda_data_model_cancel_update (GdaDataModel *model); gboolean gda_data_model_end_update (GdaDataModel *model); gchar *gda_data_model_to_comma_separated (GdaDataModel *model); gchar *gda_data_model_to_tab_separated (GdaDataModel *model); gchar *gda_data_model_to_xml (GdaDataModel *model, gboolean standalone); xmlNodePtr gda_data_model_to_xml_node (GdaDataModel *model, const gchar *name); gboolean gda_data_model_add_data_from_xml_node (GdaDataModel *model, xmlNodePtr node); const gchar *gda_data_model_get_command_text (GdaDataModel *model); void gda_data_model_set_command_text (GdaDataModel *model, const gchar *txt); GdaCommandType gda_data_model_get_command_type (GdaDataModel *model); void gda_data_model_set_command_type (GdaDataModel *model, GdaCommandType type); G_END_DECLS #endif