/** -*- erwin-c -*-
    erwin - really simple html editor
    Copyright (C) 2002 Adrian Reber
    
    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, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
    
    File: recent.c
    
    Description: recent files functions
    
    Changes:
    
    16 Jul 2002: created
    
*/

/* 	$Id: recent.c,v 1.9 2004/12/27 16:20:08 adrian Exp $	 */

#ifndef lint
static const char vcid[] = "$Id: recent.c,v 1.9 2004/12/27 16:20:08 adrian Exp $";
#endif				/* lint */

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "erwinfunctions.h"

extern int _debug_;

#ifdef ENABLE_DEBUG_OUTPUT
#define _DEBUG_ if(_debug_)
#else
#define _DEBUG_ if(0)
#endif

GList *recent = NULL;

void add_to_recent(gchar * file)
{
	gint i;

	for (i = 0; i < g_list_length(recent); i++) {
		if (!strcmp(file, g_list_nth_data(recent, i)))
			return;
	}
	while (g_list_length(recent) >= globals.number_of_recent)
		recent = g_list_remove(recent, (g_list_last(recent))->data);

	recent = g_list_prepend(recent, file);
}

void dump_recent()
{
	gint i;

	for (i = 0; i < g_list_length(recent); i++) {
		fprintf(stderr, "%s:dump:%s\n", PACKAGE, (char *) g_list_nth_data(recent, i));
	}
}

gchar *get_recent(gint pos)
{
	return (char *) g_list_nth_data(recent, pos);
}

void callback(GtkMenuItem * menuitem, gpointer user_data)
{
	int *bla = (int *) user_data;

	_open_file_ok(get_recent(*bla));
}

void update_recent(GtkWidget * recent_menu)
{
	static GtkWidget *menu = NULL;
	static GList *menuitems = NULL;
	int i = 0;
	struct item_id {
		GtkWidget *menuitem;
		int call;
	};
	struct item_id *bla = NULL;

	if (recent_menu && !menu) {
		menu = recent_menu;
	}

	if (!menu)
		return;

	while (g_list_length(menuitems) > 0) {
		if (menuitems->data) {
			bla = (struct item_id *) (g_list_last(menuitems))->data;
			if (bla->menuitem)
				gtk_widget_destroy(bla->menuitem);
		}
		menuitems = g_list_remove(menuitems, bla);
		free(bla);
	}

	for (i = 0; i < globals.number_of_recent; i++) {
		if (get_recent(i)) {
			bla = (struct item_id *) malloc(sizeof(struct item_id));
			memset(bla, 0, sizeof(struct item_id));
			bla->menuitem = gtk_menu_item_new_with_label(g_basename((const gchar *)
				get_recent(i)));
			gtk_menu_shell_append(GTK_MENU_SHELL(menu), bla->menuitem);
			bla->call = i;
			g_signal_connect(G_OBJECT(bla->menuitem), "activate",
			    G_CALLBACK(callback), &bla->call);
			gtk_widget_show(bla->menuitem);
			menuitems = g_list_append(menuitems, bla);
		}
	}
}