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Root/tags/2.0/i386/config/dialog.h

Source at commit 1808 created 12 years 3 months ago.
By blackosx, Revise layout of package installer 'Welcome' file so it looks cleaner. Change the copyright notice to begin from 2009 as seen in the Chameleon 2.0 r431 installer. Should this date be set earlier?
1/*␊
2 * dialog.h -- common declarations for all dialog modules␊
3 *␊
4 * AUTHOR: Savio Lam (lam836@cs.cuhk.hk)␊
5 *␊
6 * This program is free software; you can redistribute it and/or␊
7 * modify it under the terms of the GNU General Public License␊
8 * as published by the Free Software Foundation; either version 2␊
9 * of the License, or (at your option) any later version.␊
10 *␊
11 * This program is distributed in the hope that it will be useful,␊
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of␊
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the␊
14 * GNU General Public License for more details.␊
15 *␊
16 * You should have received a copy of the GNU General Public License␊
17 * along with this program; if not, write to the Free Software␊
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.␊
19 */␊
20␊
21#include <sys/types.h>␊
22#include <fcntl.h>␊
23#include <unistd.h>␊
24#include <ctype.h>␊
25#include <stdlib.h>␊
26#include <string.h>␊
27#include <stdbool.h>␊
28␊
29#ifndef KBUILD_NO_NLS␊
30# include <libintl.h>␊
31#else␊
32# define gettext(Msgid) ((const char *) (Msgid))␊
33#endif␊
34␊
35#ifdef __sun__␊
36#define CURS_MACROS␊
37#endif␊
38#include CURSES_LOC␊
39␊
40/*␊
41 * Colors in ncurses 1.9.9e do not work properly since foreground and␊
42 * background colors are OR'd rather than separately masked. This version␊
43 * of dialog was hacked to work with ncurses 1.9.9e, making it incompatible␊
44 * with standard curses. The simplest fix (to make this work with standard␊
45 * curses) uses the wbkgdset() function, not used in the original hack.␊
46 * Turn it off if we're building with 1.9.9e, since it just confuses things.␊
47 */␊
48#if defined(NCURSES_VERSION) && defined(_NEED_WRAP) && !defined(GCC_PRINTFLIKE)␊
49#define OLD_NCURSES 1␊
50#undef wbkgdset␊
51#define wbkgdset(w,p)␉␉/*nothing */␊
52#else␊
53#define OLD_NCURSES 0␊
54#endif␊
55␊
56#define TR(params) _tracef params␊
57␊
58#define KEY_ESC 27␊
59#define TAB 9␊
60#define MAX_LEN 2048␊
61#define BUF_SIZE (10*1024)␊
62#define MIN(x,y) (x < y ? x : y)␊
63#define MAX(x,y) (x > y ? x : y)␊
64␊
65#ifndef ACS_ULCORNER␊
66#define ACS_ULCORNER '+'␊
67#endif␊
68#ifndef ACS_LLCORNER␊
69#define ACS_LLCORNER '+'␊
70#endif␊
71#ifndef ACS_URCORNER␊
72#define ACS_URCORNER '+'␊
73#endif␊
74#ifndef ACS_LRCORNER␊
75#define ACS_LRCORNER '+'␊
76#endif␊
77#ifndef ACS_HLINE␊
78#define ACS_HLINE '-'␊
79#endif␊
80#ifndef ACS_VLINE␊
81#define ACS_VLINE '|'␊
82#endif␊
83#ifndef ACS_LTEE␊
84#define ACS_LTEE '+'␊
85#endif␊
86#ifndef ACS_RTEE␊
87#define ACS_RTEE '+'␊
88#endif␊
89#ifndef ACS_UARROW␊
90#define ACS_UARROW '^'␊
91#endif␊
92#ifndef ACS_DARROW␊
93#define ACS_DARROW 'v'␊
94#endif␊
95␊
96/* error return codes */␊
97#define ERRDISPLAYTOOSMALL (KEY_MAX + 1)␊
98␊
99/*␊
100 * Color definitions␊
101 */␊
102struct dialog_color {␊
103␉chtype atr;␉/* Color attribute */␊
104␉int fg;␉␉/* foreground */␊
105␉int bg;␉␉/* background */␊
106␉int hl;␉␉/* highlight this item */␊
107};␊
108␊
109struct dialog_info {␊
110␉const char *backtitle;␊
111␉struct dialog_color screen;␊
112␉struct dialog_color shadow;␊
113␉struct dialog_color dialog;␊
114␉struct dialog_color title;␊
115␉struct dialog_color border;␊
116␉struct dialog_color button_active;␊
117␉struct dialog_color button_inactive;␊
118␉struct dialog_color button_key_active;␊
119␉struct dialog_color button_key_inactive;␊
120␉struct dialog_color button_label_active;␊
121␉struct dialog_color button_label_inactive;␊
122␉struct dialog_color inputbox;␊
123␉struct dialog_color inputbox_border;␊
124␉struct dialog_color searchbox;␊
125␉struct dialog_color searchbox_title;␊
126␉struct dialog_color searchbox_border;␊
127␉struct dialog_color position_indicator;␊
128␉struct dialog_color menubox;␊
129␉struct dialog_color menubox_border;␊
130␉struct dialog_color item;␊
131␉struct dialog_color item_selected;␊
132␉struct dialog_color tag;␊
133␉struct dialog_color tag_selected;␊
134␉struct dialog_color tag_key;␊
135␉struct dialog_color tag_key_selected;␊
136␉struct dialog_color check;␊
137␉struct dialog_color check_selected;␊
138␉struct dialog_color uarrow;␊
139␉struct dialog_color darrow;␊
140};␊
141␊
142/*␊
143 * Global variables␊
144 */␊
145extern struct dialog_info dlg;␊
146extern char dialog_input_result[];␊
147␊
148/*␊
149 * Function prototypes␊
150 */␊
151␊
152/* item list as used by checklist and menubox */␊
153void item_reset(void);␊
154void item_make(const char *fmt, ...);␊
155void item_add_str(const char *fmt, ...);␊
156void item_set_tag(char tag);␊
157void item_set_data(void *p);␊
158void item_set_selected(int val);␊
159int item_activate_selected(void);␊
160void *item_data(void);␊
161char item_tag(void);␊
162␊
163/* item list manipulation for lxdialog use */␊
164#define MAXITEMSTR 200␊
165struct dialog_item {␊
166␉char str[MAXITEMSTR];␉/* promtp displayed */␊
167␉char tag;␊
168␉void *data;␉/* pointer to menu item - used by menubox+checklist */␊
169␉int selected;␉/* Set to 1 by dialog_*() function if selected. */␊
170};␊
171␊
172/* list of lialog_items */␊
173struct dialog_list {␊
174␉struct dialog_item node;␊
175␉struct dialog_list *next;␊
176};␊
177␊
178extern struct dialog_list *item_cur;␊
179extern struct dialog_list item_nil;␊
180extern struct dialog_list *item_head;␊
181␊
182int item_count(void);␊
183void item_set(int n);␊
184int item_n(void);␊
185const char *item_str(void);␊
186int item_is_selected(void);␊
187int item_is_tag(char tag);␊
188#define item_foreach() \␊
189␉for (item_cur = item_head ? item_head: item_cur; \␊
190␉ item_cur && (item_cur != &item_nil); item_cur = item_cur->next)␊
191␊
192/* generic key handlers */␊
193int on_key_esc(WINDOW *win);␊
194int on_key_resize(void);␊
195␊
196int init_dialog(const char *backtitle);␊
197void set_dialog_backtitle(const char *backtitle);␊
198void end_dialog(int x, int y);␊
199void attr_clear(WINDOW * win, int height, int width, chtype attr);␊
200void dialog_clear(void);␊
201void print_autowrap(WINDOW * win, const char *prompt, int width, int y, int x);␊
202void print_button(WINDOW * win, const char *label, int y, int x, int selected);␊
203void print_title(WINDOW *dialog, const char *title, int width);␊
204void draw_box(WINDOW * win, int y, int x, int height, int width, chtype box,␊
205␉ chtype border);␊
206void draw_shadow(WINDOW * win, int y, int x, int height, int width);␊
207␊
208int first_alpha(const char *string, const char *exempt);␊
209int dialog_yesno(const char *title, const char *prompt, int height, int width);␊
210int dialog_msgbox(const char *title, const char *prompt, int height,␊
211␉␉ int width, int pause);␊
212int dialog_textbox(const char *title, const char *file, int height, int width);␊
213int dialog_menu(const char *title, const char *prompt,␊
214␉␉const void *selected, int *s_scroll);␊
215int dialog_checklist(const char *title, const char *prompt, int height,␊
216␉␉ int width, int list_height);␊
217extern char dialog_input_result[];␊
218int dialog_inputbox(const char *title, const char *prompt, int height,␊
219␉␉ int width, const char *init);␊
220␊
221/*␊
222 * This is the base for fictitious keys, which activate␊
223 * the buttons.␊
224 *␊
225 * Mouse-generated keys are the following:␊
226 * -- the first 32 are used as numbers, in addition to '0'-'9'␊
227 * -- the lowercase are used to signal mouse-enter events (M_EVENT + 'o')␊
228 * -- uppercase chars are used to invoke the button (M_EVENT + 'O')␊
229 */␊
230#define M_EVENT (KEY_MAX+1)␊
231

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Revision: 1808