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/*
 * Copyright (c) 2003-2005 by FlashCode <flashcode@flashtux.org>
 * See README for License detail, AUTHORS for developers list.
 *
 * 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
 */


#ifndef __WEECHAT_COMPLETION_H
#define __WEECHAT_COMPLETION_H 1

#include "weelist.h"

#define COMPLETION_NULL         0
#define COMPLETION_NICK         1
#define COMPLETION_COMMAND      2
#define COMPLETION_COMMAND_ARG  3

typedef struct t_completion t_completion;

struct t_completion
{
    /* completion context */
    int context;            /* context: null, nick, command, cmd arg        */
    char *base_command;     /* command with arg to complete (can be NULL)   */
    int base_command_arg;   /* # arg to complete (if context is cmd arg)    */
    char *base_word;        /* word to complete (when Tab was pressed)      */
    int base_word_pos;      /* beggining of base word                       */
    int position;           /* position where Tab was pressed               */
    char *args;             /* command line args (including base word)      */
    
    /* for command argument completion */
    t_weelist *completion_list; /* data list for completion                 */
    t_weelist *last_completion; /* last data element for completion         */
    
    /* completion found */
    char *word_found;       /* word found (to replace base word)            */
    int position_replace;   /* position where word has to be replaced       */
    int diff_size;          /* size difference (< 0 = char(s) deleted)      */
    int diff_length;        /* length difference (<= diff_size)             */
};

extern void completion_init (t_completion *);
extern void completion_free (t_completion *);
extern void completion_search (t_completion *, void *, char *, int, int);

#endif /* completion.h */