Contiki 3.x
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  *
33  */
34 
35 #include "ctk/ctk.h"
36 
37 #include "ctk-textentry-checkbox.h"
38 
39 /*-----------------------------------------------------------------------------------*/
40 unsigned char
41 ctk_textentry_checkbox_input(ctk_arch_key_t c,
42  struct ctk_textentry *t)
43 {
44  switch(c) {
45  case 'X':
46  case 'x':
47  *t->text = 'x';
48  return 1;
49 
50  case ' ':
51  *t->text = *t->text == 'x'? 0:'x';
52  return 1;
53 
54  case CH_DEL:
55  case CH_ENTER:
56  case CTK_CONF_WIDGETDOWN_KEY:
57  case CTK_CONF_WIDGETUP_KEY:
58  return 0;
59  }
60  return 1;
61 }
62 /*-----------------------------------------------------------------------------------*/
char ctk_arch_key_t
The keyboard character type of the system.
Definition: ctk-conio.h:40
CTK header file.