core/lib/ctk-textentry-checkbox.c

   1 /*
   2  * Copyright (c) 2002-2003, Adam Dunkels.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above
  11  *    copyright notice, this list of conditions and the following
  12  *    disclaimer in the documentation and/or other materials provided
  13  *    with the distribution.
  14  * 3. The name of the author may not be used to endorse or promote
  15  *    products derived from this software without specific prior
  16  *    written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
  19  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  22  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  24  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  26  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  27  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  28  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  *
  30  * This file is part of the Contiki operating system.
  31  *
  32  * $Id: ctk-textentry-checkbox.c,v 1.1 2006/06/17 22:41:17 adamdunkels Exp $
  33  *
  34  */
  35
  36 #include "ctk/ctk.h"
  37
  38 #include "ctk-textentry-checkbox.h"
  39
  40 /*-----------------------------------------------------------------------------------*/
  41 unsigned char
  42 ctk_textentry_checkbox_input(ctk_arch_key_t c,
  43                              struct ctk_textentry *t)
  44 {
  45   switch(c) {
  46   case 'X':
  47   case 'x':
  48     *t->text = 'x';
  49     return 1;
  50
  51   case ' ':
  52     *t->text = *t->text == 'x'? 0:'x';
  53     return 1;
  54
  55   case CH_DEL:
  56   case CH_ENTER:
  57   case CTK_CONF_WIDGETDOWN_KEY:
  58   case CTK_CONF_WIDGETUP_KEY:
  59     return 0;
  60   }
  61   return 1;
  62 }
  63 /*-----------------------------------------------------------------------------------*/