gnc-tree-model-price.h

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/*
 * gnc-tree-model-price.h -- GtkTreeModel implementation to display
 *      prices in a GtkTreeView.
 *
 * Copyright (C) 2003 Jan Arne Petersen <[email protected]>
 * Copyright (C) 2003 David Hampton <[email protected]>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, contact:
 *
 * Free Software Foundation           Voice:  +1-617-542-5942
 * 51 Franklin Street, Fifth Floor    Fax:    +1-617-542-2652
 * Boston, MA  02110-1301,  USA       [email protected]
 */

#ifndef __GNC_TREE_MODEL_PRICE_H
#define __GNC_TREE_MODEL_PRICE_H

#include <gtk/gtk.h>
#include "gnc-tree-model.h"

#include "gnc-pricedb.h"

G_BEGIN_DECLS

/* type macros */
#define GNC_TYPE_TREE_MODEL_PRICE            (gnc_tree_model_price_get_type ())
#define GNC_TREE_MODEL_PRICE(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), GNC_TYPE_TREE_MODEL_PRICE, GncTreeModelPrice))
#define GNC_TREE_MODEL_PRICE_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), GNC_TYPE_TREE_MODEL_PRICE, GncTreeModelPriceClass))
#define GNC_IS_TREE_MODEL_PRICE(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GNC_TYPE_TREE_MODEL_PRICE))
#define GNC_IS_TREE_MODEL_PRICE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GNC_TYPE_TREE_MODEL_PRICE))
#define GNC_TREE_MODEL_PRICE_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), GNC_TYPE_TREE_MODEL_PRICE, GncTreeModelPriceClass))
#define GNC_TREE_MODEL_PRICE_NAME            "GncTreeModelPrice"


typedef enum
{
    GNC_TREE_MODEL_PRICE_COL_COMMODITY,
    GNC_TREE_MODEL_PRICE_COL_CURRENCY,
    GNC_TREE_MODEL_PRICE_COL_DATE,
    GNC_TREE_MODEL_PRICE_COL_SOURCE,
    GNC_TREE_MODEL_PRICE_COL_TYPE,
    GNC_TREE_MODEL_PRICE_COL_VALUE,

    GNC_TREE_MODEL_PRICE_COL_LAST_VISIBLE = GNC_TREE_MODEL_PRICE_COL_VALUE,

    /* internal hidden columns */
    GNC_TREE_MODEL_PRICE_COL_VISIBILITY,
    GNC_TREE_MODEL_PRICE_NUM_COLUMNS
} GncTreeModelPriceColumn;

/* typedefs & structures */

typedef struct
{
    GncTreeModel gnc_tree_model;        
    int stamp;                  
} GncTreeModelPrice;


typedef struct
{
    GncTreeModelClass gnc_tree_model;
} GncTreeModelPriceClass;


GType gnc_tree_model_price_get_type (void);


GtkTreeModel *gnc_tree_model_price_new (QofBook *book, GNCPriceDB *price_db);
gboolean gnc_tree_model_price_iter_is_namespace (GncTreeModelPrice *model,
        GtkTreeIter *iter);


gboolean gnc_tree_model_price_iter_is_commodity (GncTreeModelPrice *model,
        GtkTreeIter *iter);


gboolean gnc_tree_model_price_iter_is_price (GncTreeModelPrice *model,
        GtkTreeIter *iter);


gnc_commodity_namespace *gnc_tree_model_price_get_namespace (GncTreeModelPrice *model,
        GtkTreeIter *iter);


gnc_commodity *gnc_tree_model_price_get_commodity (GncTreeModelPrice *model,
        GtkTreeIter *iter);


GNCPrice *gnc_tree_model_price_get_price (GncTreeModelPrice *model,
        GtkTreeIter *iter);
gboolean gnc_tree_model_price_get_iter_from_namespace (GncTreeModelPrice *model,
        gnc_commodity_namespace *name_space,
        GtkTreeIter *iter);

gboolean gnc_tree_model_price_get_iter_from_commodity (GncTreeModelPrice *model,
        gnc_commodity *commodity,
        GtkTreeIter *iter);

gboolean gnc_tree_model_price_get_iter_from_price (GncTreeModelPrice *model,
        GNCPrice *price,
        GtkTreeIter *iter);

GtkTreePath *gnc_tree_model_price_get_path_from_price (GncTreeModelPrice *model,
        GNCPrice *price);
G_END_DECLS

#endif /* __GNC_TREE_MODEL_PRICE_H */