#ifndef _WALLS_MODEL_H_
#define _WALLS_MODEL_H_

#include <gtk/gtk.h>
#include <glib.h>

#include "db.h"

#define MODEL_TYPE_WALLS			(walls_model_get_type())
#define WALLS_MODEL(obj)			(G_TYPE_CHECK_INSTANCE_CAST((obj), MODEL_TYPE_WALLS, WallsModel))
#define WALLS_MODEL_CLASS(klass)	(G_TYPE_CHECK_CLASS_CAST((klass), MODEL_TYPE_WALLS, WallsModelClass))
#define MODEL_IS_WALLS(obj)			(G_TYPE_CHECK_INSTANCE_TYPE((obj), MODEL_TYPE_WALLS))
#define MODEL_IS_WALLS_CLASS(klass)	(G_TYPE_CHECK_CLASS_TYPE((klass), MODEL_TYPE_WALLS))
#define WALLS_MODEL_GET_CLASS(obj)	(G_TYPE_INSTANCE_GET_CLASS((obj), MODEL_TYPE_WALLS, WallsModelClass))

enum {
	WALLS_MODEL_TYPE_DIR = 0,
	WALLS_MODEL_TYPE_WALL,
};

enum {
	WALLS_MODEL_COL_NAME = 0,
	WALLS_MODEL_COL_SIZE,
	WALLS_MODEL_COL_WIDTH,
	WALLS_MODEL_COL_HEIGHT,
	WALLS_MODEL_N_COLUMNS,
};

typedef struct _WallsModelRecord WallsModelRecord;
typedef struct _WallsModel WallsModel;
typedef struct _WallsModelClass WallsModelClass;

struct _WallsModelRecord {
	guint type;
	union {
		struct directory_t dir;
		struct wallpaper_t wall;
	};
	WallsModelRecord *parent;
	GArray *children;
	guint pos;
};

struct _WallsModel {
	GObject parent;

	guint num_rows;
	GArray *rows;
	gint n_columns;
	GType column_types[WALLS_MODEL_N_COLUMNS];
	gint stamp;
};

struct _WallsModelClass {
	GObjectClass parent_class;
};

GType walls_model_get_type();
WallsModel *walls_model_new();
void walls_model_get_dir_record(GtkTreeModel*, GtkTreeIter*, struct directory_t**);
void walls_model_get_wall_record(GtkTreeModel*, GtkTreeIter*, struct wallpaper_t**);
guint walls_model_get_record_type(GtkTreeModel*, GtkTreeIter*);

#endif