#ifndef _GTK_DTREE_H
#define _GTK_DTREE_H

#include <gtk/gtkctree.h>

#define GTK_TYPE_DTREE            (gtk_dtree_get_type ())
#define GTK_DTREE(obj)            (GTK_CHECK_CAST ((obj), GTK_TYPE_DTREE, GtkDTree))
#define GTK_DTREE_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_DTREE, GtkDTreeClass))
#define GTK_IS_DTREE(obj)         (GTK_CHECK_TYPE ((obj), GTK_TYPE_DTREE))
#define GTK_IS_DTREE_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_DTREE))

typedef struct {
	GtkCTree ctree;

	char         *current_path;
	char	     *requested_path;

	int          visible;
	int          scan_level;

	char         *drag_dir;
        GList        *auto_expanded_nodes;
	
	GtkCTreeNode *root_node;	/* root node */
	GtkCTreeNode *last_node;	/* last visited node */

	/* Pixmaps for showing directories */
	GdkPixmap *pixmap_open;	
	GdkPixmap *pixmap_close;

	/* Masks */
	GdkBitmap *bitmap_open;
	GdkBitmap *bitmap_close;

	unsigned short internal;
	unsigned short loading_dir;
	int *show_dot_files;
	unsigned short removing_rows;
} GtkDTree;

typedef struct {
	GtkCTreeClass parent_class;
	
	void (* directory_changed) (GtkDTree *dtree, char *directory);
	void (* scan_begin) (GtkDTree *dtree);
	void (* scan_end) (GtkDTree *dtree);
} GtkDTreeClass;

guint      gtk_dtree_get_type           (void);
GtkWidget *gtk_dtree_new                (void);
gboolean   gtk_dtree_select_dir         (GtkDTree *dtree,
					 char *directory);
char      *gtk_dtree_get_row_path       (GtkDTree *ctree,
					 GtkCTreeNode *row,
					 gint column);
void      gtk_dtree_construct           (GtkDTree *dtree);

gboolean  gtk_dtree_is_ancestor (GtkDTree *dtree, GtkCTreeNode *node, GtkCTreeNode *child);

#endif
