aboutsummaryrefslogtreecommitdiff
path: root/scripts/lxdialog/dialog.h
blob: c86801f981fe1c595b849a1eb349efa35b6f824d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
/*
 *  dialog.h -- common declarations for all dialog modules
 *
 *  AUTHOR: Savio Lam (lam836@cs.cuhk.hk)
 *
 *  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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include <sys/types.h>
#include <fcntl.h>
#include <unistd.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>

#ifdef __sun__
#define CURS_MACROS
#endif
#include CURSES_LOC

/*
 * Colors in ncurses 1.9.9e do not work properly since foreground and
 * background colors are OR'd rather than separately masked.  This version
 * of dialog was hacked to work with ncurses 1.9.9e, making it incompatible
 * with standard curses.  The simplest fix (to make this work with standard
 * curses) uses the wbkgdset() function, not used in the original hack.
 * Turn it off if we're building with 1.9.9e, since it just confuses things.
 */
#if defined(NCURSES_VERSION) && defined(_NEED_WRAP) && !defined(GCC_PRINTFLIKE)
#define OLD_NCURSES 1
#undef  wbkgdset
#define wbkgdset(w,p)		/*nothing */
#else
#define OLD_NCURSES 0
#endif

#define TR(params) _tracef params

#define ESC 27
#define TAB 9
#define MAX_LEN 2048
#define BUF_SIZE (10*1024)
#define MIN(x,y) (x < y ? x : y)
#define MAX(x,y) (x > y ? x : y)

#ifndef ACS_ULCORNER
#define ACS_ULCORNER '+'
#endif
#ifndef ACS_LLCORNER
#define ACS_LLCORNER '+'
#endif
#ifndef ACS_URCORNER
#define ACS_URCORNER '+'
#endif
#ifndef ACS_LRCORNER
#define ACS_LRCORNER '+'
#endif
#ifndef ACS_HLINE
#define ACS_HLINE '-'
#endif
#ifndef ACS_VLINE
#define ACS_VLINE '|'
#endif
#ifndef ACS_LTEE
#define ACS_LTEE '+'
#endif
#ifndef ACS_RTEE
#define ACS_RTEE '+'
#endif
#ifndef ACS_UARROW
#define ACS_UARROW '^'
#endif
#ifndef ACS_DARROW
#define ACS_DARROW 'v'
#endif

/* 
 * Attribute names
 */
#define screen_attr                   attributes[0]
#define shadow_attr                   attributes[1]
#define dialog_attr                   attributes[2]
#define title_attr                    attributes[3]
#define border_attr                   attributes[4]
#define button_active_attr            attributes[5]
#define button_inactive_attr          attributes[6]
#define button_key_active_attr        attributes[7]
#define button_key_inactive_attr      attributes[8]
#define button_label_active_attr      attributes[9]
#define button_label_inactive_attr    attributes[10]
#define inputbox_attr                 attributes[11]
#define inputbox_border_attr          attributes[12]
#define searchbox_attr                attributes[13]
#define searchbox_title_attr          attributes[14]
#define searchbox_border_attr         attributes[15]
#define position_indicator_attr       attributes[16]
#define menubox_attr                  attributes[17]
#define menubox_border_attr           attributes[18]
#define item_attr                     attributes[19]
#define item_selected_attr            attributes[20]
#define tag_attr                      attributes[21]
#define tag_selected_attr             attributes[22]
#define tag_key_attr                  attributes[23]
#define tag_key_selected_attr         attributes[24]
#define check_attr                    attributes[25]
#define check_selected_attr           attributes[26]
#define uarrow_attr                   attributes[27]
#define darrow_attr                   attributes[28]

/* number of attributes */
#define ATTRIBUTE_COUNT               29

/*
 * Global variables
 */
extern bool use_colors;
extern bool use_shadow;

extern chtype attributes[];

extern const char *backtitle;

/*
 * Function prototypes
 */
extern void create_rc(const char *filename);
extern int parse_rc(void);

void init_dialog(void);
void end_dialog(void);
void attr_clear(WINDOW * win, int height, int width, chtype attr);
void dialog_clear(void);
void color_setup(void);
void print_autowrap(WINDOW * win, const char *prompt, int width, int y, int x);
void print_button(WINDOW * win, const char *label, int y, int x, int selected);
void draw_box(WINDOW * win, int y, int x, int height, int width, chtype box,
	      chtype border);
void draw_shadow(WINDOW * win, int y, int x, int height, int width);

int first_alpha(const char *string, const char *exempt);
int dialog_yesno(const char *title, const char *prompt, int height, int width);
int dialog_msgbox(const char *title, const char *prompt, int height,
		  int width, int pause);
int dialog_textbox(const char *title, const char *file, int height, int width);
int dialog_menu(const char *title, const char *prompt, int height, int width,
		int menu_height, const char *choice, int item_no,
		const char *const *items);
int dialog_checklist(const char *title, const char *prompt, int height,
		     int width, int list_height, int item_no,
		     const char *const *items, int flag);
extern char dialog_input_result[];
int dialog_inputbox(const char *title, const char *prompt, int height,
		    int width, const char *init);

/*
 * This is the base for fictitious keys, which activate
 * the buttons.
 *
 * Mouse-generated keys are the following:
 *   -- the first 32 are used as numbers, in addition to '0'-'9'
 *   -- the lowercase are used to signal mouse-enter events (M_EVENT + 'o')
 *   -- uppercase chars are used to invoke the button (M_EVENT + 'O')
 */
#define M_EVENT (KEY_MAX+1)

/*
 * The `flag' parameter in checklist is used to select between
 * radiolist and checklist
 */
#define FLAG_CHECK 1
#define FLAG_RADIO 0