/* 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
 */

/*  Modification History */

/*  Created on 10/05/01 by Dan Espen (dane):
    Extracted from fvwm/cursor.c.
    Contains common routine to verify and convert a cursor name
    into a cursor number from X11/cursorfont.h.
    Used by fvwm CursorStyle command and FvwmForm.
*/
#include "config.h"
#include <stdio.h>
#include "fvwmlib.h"
#include <X11/cursorfont.h>

/***********************************************************************
 *  fvwmCursorNameToIndex: return the number of a X11 cursor from its
 *  name, if not found return -1.
 ***********************************************************************/
int fvwmCursorNameToIndex (char *cursor_name)
{
  static const struct CursorNameIndex {
    const char	*name;
    unsigned int number;
  } cursor_table[] = {
    {"arrow", XC_arrow},
    {"based_arrow_down", XC_based_arrow_down},
    {"based_arrow_up", XC_based_arrow_up},
    {"boat", XC_boat},
    {"bogosity", XC_bogosity},
    {"bottom_left_corner", XC_bottom_left_corner},
    {"bottom_right_corner", XC_bottom_right_corner},
    {"bottom_side", XC_bottom_side},
    {"bottom_tee", XC_bottom_tee},
    {"box_spiral", XC_box_spiral},
    {"center_ptr", XC_center_ptr},
    {"circle", XC_circle},
    {"clock", XC_clock},
    {"coffee_mug", XC_coffee_mug},
    {"cross", XC_cross},
    {"cross_reverse", XC_cross_reverse},
    {"crosshair", XC_crosshair},
    {"diamond_cross", XC_diamond_cross},
    {"dot", XC_dot},
    {"dotbox", XC_dotbox},
    {"double_arrow", XC_double_arrow},
    {"draft_large", XC_draft_large},
    {"draft_small", XC_draft_small},
    {"draped_box", XC_draped_box},
    {"exchange", XC_exchange},
    {"fleur", XC_fleur},
    {"gobbler",	XC_gobbler},
    {"gumby", XC_gumby},
    {"hand1", XC_hand1},
    {"hand2", XC_hand2},
    {"heart", XC_heart},
    {"icon", XC_icon},
    {"iron_cross", XC_iron_cross},
    {"left_ptr", XC_left_ptr},
    {"left_side", XC_left_side},
    {"left_tee", XC_left_tee},
    {"leftbutton", XC_leftbutton},
    {"ll_angle", XC_ll_angle},
    {"lr_angle", XC_lr_angle},
    {"man", XC_man},
    {"middlebutton", XC_middlebutton},
    {"mouse", XC_mouse},
    {"pencil", XC_pencil},
    {"pirate", XC_pirate},
    {"plus", XC_plus},
    {"question_arrow", XC_question_arrow},
    {"right_ptr", XC_right_ptr},
    {"right_side", XC_right_side},
    {"right_tee", XC_right_tee},
    {"rightbutton", XC_rightbutton},
    {"rtl_logo", XC_rtl_logo},
    {"sailboat", XC_sailboat},
    {"sb_down_arrow", XC_sb_down_arrow},
    {"sb_h_double_arrow", XC_sb_h_double_arrow},
    {"sb_left_arrow", XC_sb_left_arrow},
    {"sb_right_arrow", XC_sb_right_arrow},
    {"sb_up_arrow", XC_sb_up_arrow},
    {"sb_v_double_arrow", XC_sb_v_double_arrow},
    {"sizing", XC_sizing},
    {"spider", XC_spider},
    {"spraycan", XC_spraycan},
    {"star", XC_star},
    {"target", XC_target},
    {"tcross", XC_tcross},
    {"top_left_arrow", XC_top_left_arrow},
    {"top_left_corner", XC_top_left_corner},
    {"top_right_corner", XC_top_right_corner},
    {"top_side", XC_top_side},
    {"top_tee",	XC_top_tee},
    {"trek", XC_trek},
    {"ul_angle", XC_ul_angle},
    {"umbrella", XC_umbrella},
    {"ur_angle", XC_ur_angle},
    {"watch", XC_watch},
    {"x_cursor", XC_X_cursor},
    {"xterm", XC_xterm},
  };

  int cond;
  int down = 0;
  int up = (sizeof cursor_table / sizeof cursor_table[0]) - 1;
  int middle;
  char temp[20];
  char *s;

  if (!cursor_name || cursor_name[0] == 0 ||
      strlen(cursor_name) >= sizeof temp)
    return -1;
  strcpy(temp, cursor_name);

  for (s = temp; *s != 0; s++)
    if (isupper(*s))
      *s = tolower(*s);

  while (down <= up)
  {
    middle= (down + up) / 2;
    if ((cond = strcmp(temp, cursor_table[middle].name)) < 0)
      up = middle - 1;
    else if (cond > 0)
      down =  middle + 1;
    else
      return cursor_table[middle].number;
  }
  return -1;
}