1 2/* 3 * dialog.h -- common declarations for all dialog modules 4 * 5 * AUTHOR: Savio Lam (lam836@cs.cuhk.hk) 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * as published by the Free Software Foundation; either version 2 10 * of the License, or (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 */ 21 22#include <sys/types.h> 23#include <fcntl.h> 24#include <unistd.h> 25#include <ctype.h> 26#include <stdlib.h> 27#include <string.h> 28 29#ifdef CURSES_LOC 30#include CURSES_LOC 31 32/* 33 * Colors in ncurses 1.9.9e do not work properly since foreground and 34 * background colors are OR'd rather than separately masked. This version 35 * of dialog was hacked to work with ncurses 1.9.9e, making it incompatible 36 * with standard curses. The simplest fix (to make this work with standard 37 * curses) uses the wbkgdset() function, not used in the original hack. 38 * Turn it off if we're building with 1.9.9e, since it just confuses things. 39 */ 40#if defined(NCURSES_VERSION) && defined(_NEED_WRAP) && !defined(GCC_PRINTFLIKE) 41#define OLD_NCURSES 1 42#undef wbkgdset 43#define wbkgdset(w,p) /*nothing*/ 44#else 45#define OLD_NCURSES 0 46#endif 47 48#define TR(params) _tracef params 49 50#define ESC 27 51#define TAB 9 52#define MAX_LEN 2048 53#define BUF_SIZE (10*1024) 54#define MIN(x,y) (x < y ? x : y) 55#define MAX(x,y) (x > y ? x : y) 56 57 58#ifndef ACS_ULCORNER 59#define ACS_ULCORNER '+' 60#endif 61#ifndef ACS_LLCORNER 62#define ACS_LLCORNER '+' 63#endif 64#ifndef ACS_URCORNER 65#define ACS_URCORNER '+' 66#endif 67#ifndef ACS_LRCORNER 68#define ACS_LRCORNER '+' 69#endif 70#ifndef ACS_HLINE 71#define ACS_HLINE '-' 72#endif 73#ifndef ACS_VLINE 74#define ACS_VLINE '|' 75#endif 76#ifndef ACS_LTEE 77#define ACS_LTEE '+' 78#endif 79#ifndef ACS_RTEE 80#define ACS_RTEE '+' 81#endif 82#ifndef ACS_UARROW 83#define ACS_UARROW '^' 84#endif 85#ifndef ACS_DARROW 86#define ACS_DARROW 'v' 87#endif 88 89/* 90 * Attribute names 91 */ 92#define screen_attr attributes[0] 93#define shadow_attr attributes[1] 94#define dialog_attr attributes[2] 95#define title_attr attributes[3] 96#define border_attr attributes[4] 97#define button_active_attr attributes[5] 98#define button_inactive_attr attributes[6] 99#define button_key_active_attr attributes[7] 100#define button_key_inactive_attr attributes[8] 101#define button_label_active_attr attributes[9] 102#define button_label_inactive_attr attributes[10] 103#define inputbox_attr attributes[11] 104#define inputbox_border_attr attributes[12] 105#define searchbox_attr attributes[13] 106#define searchbox_title_attr attributes[14] 107#define searchbox_border_attr attributes[15] 108#define position_indicator_attr attributes[16] 109#define menubox_attr attributes[17] 110#define menubox_border_attr attributes[18] 111#define item_attr attributes[19] 112#define item_selected_attr attributes[20] 113#define tag_attr attributes[21] 114#define tag_selected_attr attributes[22] 115#define tag_key_attr attributes[23] 116#define tag_key_selected_attr attributes[24] 117#define check_attr attributes[25] 118#define check_selected_attr attributes[26] 119#define uarrow_attr attributes[27] 120#define darrow_attr attributes[28] 121 122/* number of attributes */ 123#define ATTRIBUTE_COUNT 29 124 125/* 126 * Global variables 127 */ 128extern bool use_colors; 129 130extern chtype attributes[]; 131#endif 132 133extern char *backtitle; 134 135struct dialog_list_item { 136 char *name; 137 int namelen; 138 char *tag; 139 int selected; /* Set to 1 by dialog_*() function. */ 140}; 141 142/* 143 * Function prototypes 144 */ 145 146void init_dialog (void); 147void end_dialog (void); 148void dialog_clear (void); 149#ifdef CURSES_LOC 150void attr_clear (WINDOW * win, int height, int width, chtype attr); 151void color_setup (void); 152void print_autowrap (WINDOW * win, const char *prompt, int width, int y, int x); 153void print_button (WINDOW * win, const char *label, int y, int x, int selected); 154void draw_box (WINDOW * win, int y, int x, int height, int width, chtype box, 155 chtype border); 156void draw_shadow (WINDOW * win, int y, int x, int height, int width); 157#endif 158 159int first_alpha (const char *string, const char *exempt); 160int dialog_yesno (const char *title, const char *prompt, int height, int width); 161int dialog_msgbox (const char *title, const char *prompt, int height, 162 int width, int pause); 163int dialog_textbox (const char *title, const char *file, int height, int width); 164int dialog_menu (const char *title, const char *prompt, int height, int width, 165 int menu_height, const char *choice, int item_no, 166 struct dialog_list_item ** items); 167int dialog_checklist (const char *title, const char *prompt, int height, 168 int width, int list_height, int item_no, 169 struct dialog_list_item ** items, int flag); 170extern unsigned char dialog_input_result[]; 171int dialog_inputbox (const char *title, const char *prompt, int height, 172 int width, const char *init); 173 174struct dialog_list_item *first_sel_item(int item_no, 175 struct dialog_list_item ** items); 176 177/* 178 * This is the base for fictitious keys, which activate 179 * the buttons. 180 * 181 * Mouse-generated keys are the following: 182 * -- the first 32 are used as numbers, in addition to '0'-'9' 183 * -- the lowercase are used to signal mouse-enter events (M_EVENT + 'o') 184 * -- uppercase chars are used to invoke the button (M_EVENT + 'O') 185 */ 186#ifdef CURSES_LOC 187#define M_EVENT (KEY_MAX+1) 188#endif 189 190 191/* 192 * The `flag' parameter in checklist is used to select between 193 * radiolist and checklist 194 */ 195#define FLAG_CHECK 1 196#define FLAG_RADIO 0 197