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 #include CURSES_LOC 30 31 /* 32 * Colors in ncurses 1.9.9e do not work properly since foreground and 33 * background colors are OR'd rather than separately masked. This version 34 * of dialog was hacked to work with ncurses 1.9.9e, making it incompatible 35 * with standard curses. The simplest fix (to make this work with standard 36 * curses) uses the wbkgdset() function, not used in the original hack. 37 * Turn it off if we're building with 1.9.9e, since it just confuses things. 38 */ 39 #if defined(NCURSES_VERSION) && defined(_NEED_WRAP) && !defined(GCC_PRINTFLIKE) 40 #define OLD_NCURSES 1 41 #undef wbkgdset 42 #define wbkgdset(w,p) /*nothing*/ 43 #else 44 #define OLD_NCURSES 0 45 #endif 46 47 #define TR(params) _tracef params 48 49 #define ESC 27 50 #define TAB 9 51 #define MAX_LEN 2048 52 #define BUF_SIZE (10*1024) 53 #define MIN(x,y) (x < y ? x : y) 54 #define MAX(x,y) (x > y ? x : y) 55 56 57 #ifndef ACS_ULCORNER 58 #define ACS_ULCORNER '+' 59 #endif 60 #ifndef ACS_LLCORNER 61 #define ACS_LLCORNER '+' 62 #endif 63 #ifndef ACS_URCORNER 64 #define ACS_URCORNER '+' 65 #endif 66 #ifndef ACS_LRCORNER 67 #define ACS_LRCORNER '+' 68 #endif 69 #ifndef ACS_HLINE 70 #define ACS_HLINE '-' 71 #endif 72 #ifndef ACS_VLINE 73 #define ACS_VLINE '|' 74 #endif 75 #ifndef ACS_LTEE 76 #define ACS_LTEE '+' 77 #endif 78 #ifndef ACS_RTEE 79 #define ACS_RTEE '+' 80 #endif 81 #ifndef ACS_UARROW 82 #define ACS_UARROW '^' 83 #endif 84 #ifndef ACS_DARROW 85 #define ACS_DARROW 'v' 86 #endif 87 88 /* 89 * Attribute names 90 */ 91 #define screen_attr attributes[0] 92 #define shadow_attr attributes[1] 93 #define dialog_attr attributes[2] 94 #define title_attr attributes[3] 95 #define border_attr attributes[4] 96 #define button_active_attr attributes[5] 97 #define button_inactive_attr attributes[6] 98 #define button_key_active_attr attributes[7] 99 #define button_key_inactive_attr attributes[8] 100 #define button_label_active_attr attributes[9] 101 #define button_label_inactive_attr attributes[10] 102 #define inputbox_attr attributes[11] 103 #define inputbox_border_attr attributes[12] 104 #define searchbox_attr attributes[13] 105 #define searchbox_title_attr attributes[14] 106 #define searchbox_border_attr attributes[15] 107 #define position_indicator_attr attributes[16] 108 #define menubox_attr attributes[17] 109 #define menubox_border_attr attributes[18] 110 #define item_attr attributes[19] 111 #define item_selected_attr attributes[20] 112 #define tag_attr attributes[21] 113 #define tag_selected_attr attributes[22] 114 #define tag_key_attr attributes[23] 115 #define tag_key_selected_attr attributes[24] 116 #define check_attr attributes[25] 117 #define check_selected_attr attributes[26] 118 #define uarrow_attr attributes[27] 119 #define darrow_attr attributes[28] 120 121 /* number of attributes */ 122 #define ATTRIBUTE_COUNT 29 123 124 /* 125 * Global variables 126 */ 127 extern bool use_colors; 128 extern bool use_shadow; 129 130 extern chtype attributes[]; 131 132 extern const char *backtitle; 133 134 /* 135 * Function prototypes 136 */ 137 extern void create_rc (const char *filename); 138 extern int parse_rc (void); 139 140 141 void init_dialog (void); 142 void end_dialog (void); 143 void attr_clear (WINDOW * win, int height, int width, chtype attr); 144 void dialog_clear (void); 145 void color_setup (void); 146 void print_autowrap (WINDOW * win, const char *prompt, int width, int y, int x); 147 void print_button (WINDOW * win, const char *label, int y, int x, int selected); 148 void draw_box (WINDOW * win, int y, int x, int height, int width, chtype box, 149 chtype border); 150 void draw_shadow (WINDOW * win, int y, int x, int height, int width); 151 152 int first_alpha (const char *string, const char *exempt); 153 int dialog_yesno (const char *title, const char *prompt, int height, int width); 154 int dialog_msgbox (const char *title, const char *prompt, int height, 155 int width, int pause); 156 int dialog_textbox (const char *title, const char *file, int height, int width); 157 int dialog_menu (const char *title, const char *prompt, int height, int width, 158 int menu_height, const char *choice, int item_no, 159 const char * const * items); 160 int dialog_checklist (const char *title, const char *prompt, int height, 161 int width, int list_height, int item_no, 162 const char * const * items, int flag); 163 extern unsigned char dialog_input_result[]; 164 int dialog_inputbox (const char *title, const char *prompt, int height, 165 int width, const char *init); 166 167 /* 168 * This is the base for fictitious keys, which activate 169 * the buttons. 170 * 171 * Mouse-generated keys are the following: 172 * -- the first 32 are used as numbers, in addition to '0'-'9' 173 * -- the lowercase are used to signal mouse-enter events (M_EVENT + 'o') 174 * -- uppercase chars are used to invoke the button (M_EVENT + 'O') 175 */ 176 #define M_EVENT (KEY_MAX+1) 177 178 179 /* 180 * The `flag' parameter in checklist is used to select between 181 * radiolist and checklist 182 */ 183 #define FLAG_CHECK 1 184 #define FLAG_RADIO 0 185