dialog.h revision 220749
1/* 2 * $Id: dialog.h,v 1.223 2011/03/02 10:04:09 tom Exp $ 3 * 4 * dialog.h -- common declarations for all dialog modules 5 * 6 * Copyright 2000-2010,2011 Thomas E. Dickey 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU Lesser General Public License, version 2.1 10 * as published by the Free Software Foundation. 11 * 12 * This program is distributed in the hope that it will be useful, but 13 * WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General Public 18 * License along with this program; if not, write to 19 * Free Software Foundation, Inc. 20 * 51 Franklin St., Fifth Floor 21 * Boston, MA 02110, USA. 22 * 23 * An earlier version of this program lists as authors 24 * Savio Lam (lam836@cs.cuhk.hk) 25 */ 26 27#ifndef DIALOG_H_included 28#define DIALOG_H_included 1 29/* *INDENT-OFF* */ 30 31#include <dlg_config.h> 32 33#ifdef __hpux 34#define __HP_CURSES_COMPAT /* workaround for getattrs, etc. */ 35#endif 36 37#include <sys/types.h> 38#include <fcntl.h> 39#include <unistd.h> 40#include <ctype.h> 41#include <stdlib.h> 42#include <stdarg.h> 43#include <string.h> 44#include <signal.h> /* fork() etc. */ 45#include <math.h> /* sqrt() */ 46 47#undef ERR /* header conflict with Solaris xpg4 */ 48 49#if defined(HAVE_NCURSESW_NCURSES_H) 50#include <ncursesw/ncurses.h> 51#elif defined(HAVE_NCURSES_NCURSES_H) 52#include <ncurses/ncurses.h> 53#elif defined(HAVE_NCURSES_CURSES_H) 54#include <ncurses/curses.h> 55#elif defined(HAVE_NCURSES_H) 56#include <ncurses.h> 57#else 58#include <curses.h> 59#endif 60 61/* most curses.h headers include this, some do not */ 62#if defined(HAVE_UNCTRL_H) 63#include <unctrl.h> 64#endif 65 66/* Solaris xpg4 renames these */ 67#ifndef KEY_MAX 68#ifdef __KEY_MAX 69#define KEY_MAX __KEY_MAX 70#endif 71#endif 72 73#ifndef KEY_MIN 74#ifdef __KEY_MIN 75#define KEY_MIN __KEY_MIN 76#endif 77#endif 78 79/* possible conflicts with <term.h> which may be included in <curses.h> */ 80#ifdef color_names 81#undef color_names 82#endif 83 84#ifdef buttons 85#undef buttons 86#endif 87 88#ifdef ENABLE_NLS 89#include <libintl.h> 90#include <langinfo.h> 91#define _(s) dgettext(PACKAGE, s) 92#else 93#undef _ 94#define _(s) s 95#endif 96 97#ifndef GCC_NORETURN 98#define GCC_NORETURN /*nothing*/ 99#endif 100 101#ifndef GCC_UNUSED 102#define GCC_UNUSED /*nothing*/ 103#endif 104 105#ifndef HAVE_WGET_WCH 106#undef USE_WIDE_CURSES 107#endif 108 109/* 110 * FIXME: a configure check would be useful 111 */ 112#ifdef __hpux 113#undef ACS_UARROW 114#undef ACS_DARROW 115#undef ACS_BLOCK 116#endif 117 118/* 119 * Change these if you want 120 */ 121#define USE_SHADOW TRUE 122#define USE_COLORS TRUE 123 124#ifdef HAVE_COLOR 125#define SCOLS (COLS - (dialog_state.use_shadow ? 2 : 0)) 126#define SLINES (LINES - (dialog_state.use_shadow ? 1 : 0)) 127#else 128#define SCOLS COLS 129#define SLINES LINES 130#endif 131 132#define DLG_EXIT_ESC 255 133#define DLG_EXIT_UNKNOWN -2 /* never return this (internal use) */ 134#define DLG_EXIT_ERROR -1 /* the shell sees this as 255 */ 135#define DLG_EXIT_OK 0 136#define DLG_EXIT_CANCEL 1 137#define DLG_EXIT_HELP 2 138#define DLG_EXIT_EXTRA 3 139#define DLG_EXIT_ITEM_HELP 4 /* actually DLG_EXIT_HELP */ 140 141#define DLG_CTRL(n) ((n) & 0x1f) /* CTRL is preferred, but conflicts */ 142 143#define CHR_BACKSPACE DLG_CTRL('H') 144#define CHR_REPAINT DLG_CTRL('L') 145#define CHR_KILL DLG_CTRL('U') 146#define CHR_LITERAL DLG_CTRL('V') 147#define CHR_DELETE 127 148#define CHR_NEXT DLG_CTRL('N') 149#define CHR_PREVIOUS DLG_CTRL('P') 150#define CHR_TRACE DLG_CTRL('T') 151 152#define ESC 27 153#define TAB DLG_CTRL('I') 154 155#define MARGIN 1 156#define GUTTER 2 157#define SHADOW_ROWS 1 158#define SHADOW_COLS 2 159#define ARROWS_COL 5 160 161#define MAX_LEN 2048 162#define BUF_SIZE (10L*1024) 163 164#undef MIN 165#define MIN(x,y) ((x) < (y) ? (x) : (y)) 166 167#undef MAX 168#define MAX(x,y) ((x) > (y) ? (x) : (y)) 169 170#define DEFAULT_SEPARATE_STR "\t" 171#define DEFAULT_ASPECT_RATIO 9 172/* how many spaces is a tab long (default)? */ 173#define TAB_LEN 8 174#define WTIMEOUT_VAL 10 /* minimum amount of time needed for curses */ 175 176#ifndef A_CHARTEXT 177#define A_CHARTEXT 0xff 178#endif 179 180#define CharOf(ch) ((ch) & 0xff) 181 182#ifndef ACS_ULCORNER 183#define ACS_ULCORNER '+' 184#endif 185#ifndef ACS_LLCORNER 186#define ACS_LLCORNER '+' 187#endif 188#ifndef ACS_URCORNER 189#define ACS_URCORNER '+' 190#endif 191#ifndef ACS_LRCORNER 192#define ACS_LRCORNER '+' 193#endif 194#ifndef ACS_HLINE 195#define ACS_HLINE '-' 196#endif 197#ifndef ACS_VLINE 198#define ACS_VLINE '|' 199#endif 200#ifndef ACS_LTEE 201#define ACS_LTEE '+' 202#endif 203#ifndef ACS_RTEE 204#define ACS_RTEE '+' 205#endif 206#ifndef ACS_UARROW 207#define ACS_UARROW '^' 208#endif 209#ifndef ACS_DARROW 210#define ACS_DARROW 'v' 211#endif 212#ifndef ACS_BLOCK 213#define ACS_BLOCK '#' 214#endif 215 216/* these definitions may work for antique versions of curses */ 217#ifndef HAVE_GETBEGYX 218#undef getbegyx 219#define getbegyx(win,y,x) (y = (win)?(win)->_begy:ERR, x = (win)?(win)->_begx:ERR) 220#endif 221 222#ifndef HAVE_GETMAXYX 223#undef getmaxyx 224#define getmaxyx(win,y,x) (y = (win)?(win)->_maxy:ERR, x = (win)?(win)->_maxx:ERR) 225#endif 226 227#ifndef HAVE_GETPARYX 228#undef getparyx 229#define getparyx(win,y,x) (y = (win)?(win)->_pary:ERR, x = (win)?(win)->_parx:ERR) 230#endif 231 232#ifdef __cplusplus 233extern "C" { 234#endif 235 236/* these definitions may be needed for bleeding-edge curses implementations */ 237#if !(defined(HAVE_GETBEGX) && defined(HAVE_GETBEGY)) 238#undef getbegx 239#undef getbegy 240#define getbegx(win) dlg_getbegx(win) 241#define getbegy(win) dlg_getbegy(win) 242extern int dlg_getbegx(WINDOW * /*win*/); 243extern int dlg_getbegy(WINDOW * /*win*/); 244#endif 245 246#if !(defined(HAVE_GETCURX) && defined(HAVE_GETCURY)) 247#undef getcurx 248#undef getcury 249#define getcurx(win) dlg_getcurx(win) 250#define getcury(win) dlg_getcury(win) 251extern int dlg_getcurx(WINDOW * /*win*/); 252extern int dlg_getcury(WINDOW * /*win*/); 253#endif 254 255#if !(defined(HAVE_GETMAXX) && defined(HAVE_GETMAXY)) 256#undef getmaxx 257#undef getmaxy 258#define getmaxx(win) dlg_getmaxx(win) 259#define getmaxy(win) dlg_getmaxy(win) 260extern int dlg_getmaxx(WINDOW * /*win*/); 261extern int dlg_getmaxy(WINDOW * /*win*/); 262#endif 263 264#if !(defined(HAVE_GETPARX) && defined(HAVE_GETPARY)) 265#undef getparx 266#undef getpary 267#define getparx(win) dlg_getparx(win) 268#define getpary(win) dlg_getpary(win) 269extern int dlg_getparx(WINDOW * /*win*/); 270extern int dlg_getpary(WINDOW * /*win*/); 271#endif 272 273/* 274 * This is a list of "old" names, which should be helpful in updating 275 * applications that use libdialog. Starting with 2003/11/26, all exported 276 * symbols from libdialog have "dlg_" prefix, or "dialog_" prefix or "_dialog" 277 * suffix (or suffix "_dialog", e.g., init_dialog). 278 */ 279#ifdef __DIALOG_OLD_NAMES__ 280#define color_table dlg_color_table 281#define attr_clear(win,h,w,a) dlg_attr_clear(win,h,w,a) 282#define auto_size(t,s,h,w,xl,mc) dlg_auto_size(t,s,h,w,xl,mc) 283#define auto_sizefile(t,f,h,w,xl,mc) dlg_auto_sizefile(t,f,h,w,xl,mc) 284#define beeping() dlg_beeping() 285#define box_x_ordinate(w) dlg_box_x_ordinate(w) 286#define box_y_ordinate(h) dlg_box_y_ordinate(h) 287#define calc_listh(h,lh,in) dlg_calc_listh(h,lh,in) 288#define calc_listw(in,items,group) dlg_calc_listw(in,items,group) 289#define color_setup() dlg_color_setup() 290#define create_rc(f) dlg_create_rc(f) 291#define ctl_size(h,w) dlg_ctl_size(h,w) 292#define del_window(win) dlg_del_window(win) 293#define dialog_clear() dlg_clear() 294#define draw_bottom_box(win) dlg_draw_bottom_box(win) 295#define draw_box(win,y,x,h,w,xc,bc) dlg_draw_box(win,y,x,h,w,xc,bc) 296#define draw_shadow(win,h,w,y,x) dlg_draw_shadow(win,h,w,y,x) 297#define draw_title(win,t) dlg_draw_title(win,t) 298#define exiterr dlg_exiterr 299#define killall_bg(n) dlg_killall_bg(n) 300#define mouse_bigregion(y,x) dlg_mouse_bigregion(y,x) 301#define mouse_free_regions() dlg_mouse_free_regions() 302#define mouse_mkbigregion(y,x,h,w,n,ix,iy,m) dlg_mouse_mkbigregion(y,x,h,w,n,ix,iy,m) 303#define mouse_mkregion(y,x,h,w,n) dlg_mouse_mkregion(y,x,h,w,n) 304#define mouse_region(y,x) dlg_mouse_region(y,x) 305#define mouse_setbase(x,y) dlg_mouse_setbase(x,y) 306#define mouse_wgetch(w,c) dlg_mouse_wgetch(w,c) 307#define new_window(h,w,y,x) dlg_new_window(h,w,y,x) 308#define parse_rc() dlg_parse_rc() 309#define print_autowrap(win,s,h,w) dlg_print_autowrap(win,s,h,w) 310#define print_size(h,w) dlg_print_size(h,w) 311#define put_backtitle() dlg_put_backtitle() 312#define strclone(cprompt) dlg_strclone(cprompt) 313#define sub_window(win,h,w,y,x) dlg_sub_window(win,h,w,y,x) 314#define tab_correct_str(s) dlg_tab_correct_str(s) 315#endif 316 317/* 318 * Attribute names 319 */ 320#define DIALOG_ATR(n) dlg_color_table[n].atr 321 322#define screen_attr DIALOG_ATR(0) 323#define shadow_attr DIALOG_ATR(1) 324#define dialog_attr DIALOG_ATR(2) 325#define title_attr DIALOG_ATR(3) 326#define border_attr DIALOG_ATR(4) 327#define button_active_attr DIALOG_ATR(5) 328#define button_inactive_attr DIALOG_ATR(6) 329#define button_key_active_attr DIALOG_ATR(7) 330#define button_key_inactive_attr DIALOG_ATR(8) 331#define button_label_active_attr DIALOG_ATR(9) 332#define button_label_inactive_attr DIALOG_ATR(10) 333#define inputbox_attr DIALOG_ATR(11) 334#define inputbox_border_attr DIALOG_ATR(12) 335#define searchbox_attr DIALOG_ATR(13) 336#define searchbox_title_attr DIALOG_ATR(14) 337#define searchbox_border_attr DIALOG_ATR(15) 338#define position_indicator_attr DIALOG_ATR(16) 339#define menubox_attr DIALOG_ATR(17) 340#define menubox_border_attr DIALOG_ATR(18) 341#define item_attr DIALOG_ATR(19) 342#define item_selected_attr DIALOG_ATR(20) 343#define tag_attr DIALOG_ATR(21) 344#define tag_selected_attr DIALOG_ATR(22) 345#define tag_key_attr DIALOG_ATR(23) 346#define tag_key_selected_attr DIALOG_ATR(24) 347#define check_attr DIALOG_ATR(25) 348#define check_selected_attr DIALOG_ATR(26) 349#define uarrow_attr DIALOG_ATR(27) 350#define darrow_attr DIALOG_ATR(28) 351#define itemhelp_attr DIALOG_ATR(29) 352#define form_active_text_attr DIALOG_ATR(30) 353#define form_text_attr DIALOG_ATR(31) 354#define form_item_readonly_attr DIALOG_ATR(32) 355#define gauge_attr DIALOG_ATR(33) 356 357#define DLGK_max (KEY_MAX + 256) 358 359/* 360 * Callbacks are used to implement the "background" tailbox. 361 */ 362struct _dlg_callback; 363 364typedef void (*DIALOG_FREEBACK) (struct _dlg_callback * /* p */); 365 366typedef struct _dlg_callback { 367 struct _dlg_callback *next; 368 FILE *input; 369 WINDOW *win; 370 bool keep_bg; /* keep in background, on exit */ 371 bool bg_task; /* true if this is background task */ 372 bool (*handle_getc)(struct _dlg_callback *p, int ch, int fkey, int *result); 373 bool keep_win; /* true to not erase window on exit */ 374 /* data for dlg_add_callback_ref */ 375 struct _dlg_callback **caller; 376 DIALOG_FREEBACK freeback; 377 /* 1.1-20110107 */ 378 bool (*handle_input)(struct _dlg_callback *p); 379 bool input_ready; 380} DIALOG_CALLBACK; 381 382typedef struct _dlg_windows { 383 struct _dlg_windows *next; 384 WINDOW *normal; 385 WINDOW *shadow; 386} DIALOG_WINDOWS; 387 388/* 389 * Global variables, which are initialized as needed 390 */ 391typedef struct { 392 DIALOG_CALLBACK *getc_callbacks; 393 DIALOG_CALLBACK *getc_redirect; 394 DIALOG_WINDOWS *all_windows; 395 FILE *output; /* option "--output-fd fd" */ 396 FILE *pipe_input; /* used for gauge widget */ 397 FILE *screen_output; /* newterm(), etc. */ 398 bool screen_initialized; 399 bool use_colors; /* use colors by default? */ 400 bool use_scrollbar; /* option "--scrollbar" */ 401 bool use_shadow; /* shadow dialog boxes by default? */ 402 bool visit_items; /* option "--visit-items" */ 403 char *separate_str; /* option "--separate-widget string" */ 404 int aspect_ratio; /* option "--aspect ratio" */ 405 int output_count; /* # of widgets that may have done output */ 406 int tab_len; /* option "--tab-len n" */ 407 /* 1.0-20070227 */ 408 FILE *input; /* option "--input-fd fd" */ 409#ifdef HAVE_DLG_TRACE 410 FILE *trace_output; /* option "--trace file" */ 411#endif 412 /* 1.1-20110106 */ 413 bool no_mouse; /* option "--no-mouse" */ 414} DIALOG_STATE; 415 416extern DIALOG_STATE dialog_state; 417 418/* 419 * Global variables, which dialog resets before each widget 420 */ 421typedef struct { 422 bool beep_after_signal; /* option "--beep-after" */ 423 bool beep_signal; /* option "--beep" */ 424 bool begin_set; /* option "--begin y x" was used */ 425 bool cant_kill; /* option "--no-kill" */ 426 bool colors; /* option "--colors" */ 427 bool cr_wrap; /* option "--cr-wrap" */ 428 bool defaultno; /* option "--defaultno" */ 429 bool dlg_clear_screen; /* option "--clear" */ 430 bool extra_button; /* option "--extra-button" */ 431 bool help_button; /* option "--help-button" */ 432 bool help_status; /* option "--help-status" */ 433 bool input_menu; /* menu vs inputmenu widget */ 434 bool insecure; /* option "--insecure" */ 435 bool item_help; /* option "--item-help" */ 436 bool keep_window; /* option "--keep-window" */ 437 bool nocancel; /* option "--no-cancel" */ 438 bool nocollapse; /* option "--no-collapse" */ 439 bool print_siz; /* option "--print-size" */ 440 bool separate_output; /* option "--separate-output" */ 441 bool single_quoted; /* option "--single-quoted" */ 442 bool size_err; /* option "--size-err" */ 443 bool tab_correct; /* option "--tab-correct" */ 444 bool trim_whitespace; /* option "--trim" */ 445 char *backtitle; /* option "--backtitle backtitle" */ 446 char *cancel_label; /* option "--cancel-label string" */ 447 char *default_item; /* option "--default-item string" */ 448 char *exit_label; /* option "--exit-label string" */ 449 char *extra_label; /* option "--extra-label string" */ 450 char *help_label; /* option "--help-label string" */ 451 char *input_result; 452 char *no_label; /* option "--no-label string" */ 453 char *ok_label; /* option "--ok-label string" */ 454 char *title; /* option "--title title" */ 455 char *yes_label; /* option "--yes-label string" */ 456 int begin_x; /* option "--begin y x" (second value) */ 457 int begin_y; /* option "--begin y x" (first value) */ 458 int max_input; /* option "--max-input size" */ 459 int scale_factor; /* RESERVED */ 460 int sleep_secs; /* option "--sleep secs" */ 461 int timeout_secs; /* option "--timeout secs" */ 462 unsigned input_length; /* nonzero if input_result is allocated */ 463 /* 1.0-20051207 */ 464 unsigned formitem_type; /* DIALOG_FORMITEM.type in dialog_form() */ 465 /* 1.1-20070227 */ 466 bool keep_tite; /* option "--keep-tite" */ 467 bool ascii_lines; /* option "--ascii-lines" */ 468 bool no_lines; /* option "--no-lines" */ 469 /* 1.1-20070930 */ 470 bool nook; /* option "--no-ok" */ 471 /* 1.1-20080727 */ 472 bool quoted; /* option "--quoted" */ 473 char *column_header; /* RESERVED "--column-header" */ 474 char *column_separator; /* option "--column-separator" */ 475 char *output_separator; /* option "--output-separator" */ 476 /* 1.1-20100118 */ 477 char *date_format; /* option "--date-format" */ 478 char *time_format; /* option "--time-format" */ 479} DIALOG_VARS; 480 481#define USE_ITEM_HELP(s) (dialog_vars.item_help && (s) != 0) 482#define CHECKBOX_TAGS (dialog_vars.item_help ? 4 : 3) 483#define MENUBOX_TAGS (dialog_vars.item_help ? 3 : 2) 484#define FORMBOX_TAGS (dialog_vars.item_help ? 9 : 8) 485#define MIXEDFORM_TAGS (FORMBOX_TAGS + 1) 486#define MIXEDGAUGE_TAGS 2 487 488extern DIALOG_VARS dialog_vars; 489 490#ifndef HAVE_TYPE_CHTYPE 491#define chtype long 492#endif 493 494#define UCH(ch) ((unsigned char)(ch)) 495 496#define assert_ptr(ptr,msg) if ((ptr) == 0) dlg_exiterr("cannot allocate memory in " msg) 497 498#define dlg_malloc(t,n) (t *) malloc((size_t)(n) * sizeof(t)) 499#define dlg_calloc(t,n) (t *) calloc((size_t)(n), sizeof(t)) 500#define dlg_realloc(t,n,p) (t *) realloc((p), (n) * sizeof(t)) 501 502/* 503 * Table for attribute- and color-values. 504 */ 505typedef struct { 506 chtype atr; 507#ifdef HAVE_COLOR 508 int fg; 509 int bg; 510 int hilite; 511#endif 512#ifdef HAVE_RC_FILE 513 const char *name; 514 const char *comment; 515#endif 516} DIALOG_COLORS; 517 518extern DIALOG_COLORS dlg_color_table[]; 519 520/* 521 * Function prototypes 522 */ 523extern const char *dialog_version(void); 524 525/* widgets, each in separate files */ 526extern int dialog_calendar(const char * /*title*/, const char * /*subtitle*/, int /*height*/, int /*width*/, int /*day*/, int /*month*/, int /*year*/); 527extern int dialog_checklist(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/, int /*list_height*/, int /*item_no*/, char ** /*items*/, int /*flag*/); 528extern int dialog_dselect(const char * /*title*/, const char * /*path*/, int /*height*/, int /*width*/); 529extern int dialog_editbox(const char * /*title*/, const char * /*file*/, int /*height*/, int /*width*/); 530extern int dialog_form(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/, int /*form_height*/, int /*item_no*/, char ** /*items*/); 531extern int dialog_fselect(const char * /*title*/, const char * /*path*/, int /*height*/, int /*width*/); 532extern int dialog_gauge(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/, int /*percent*/); 533extern int dialog_inputbox(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/, const char * /*init*/, const int /*password*/); 534extern int dialog_menu(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/, int /*menu_height*/, int /*item_no*/, char ** /*items*/); 535extern int dialog_mixedform(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/, int /*form_height*/, int /*item_no*/, char ** /*items*/); 536extern int dialog_mixedgauge(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/, int /*percent*/, int /*item_no*/, char ** /*items*/); 537extern int dialog_msgbox(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/, int /*pauseopt*/); 538extern int dialog_pause(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/, int /*seconds*/); 539extern int dialog_prgbox(const char * /*title*/, const char * /*cprompt*/, const char * /*command*/, int /*height*/, int /*width*/, int /*pauseopt*/); 540extern int dialog_progressbox(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/); 541extern int dialog_tailbox(const char * /*title*/, const char * /*file*/, int /*height*/, int /*width*/, int /*bg_task*/); 542extern int dialog_textbox(const char * /*title*/, const char * /*file*/, int /*height*/, int /*width*/); 543extern int dialog_timebox(const char * /*title*/, const char * /*subtitle*/, int /*height*/, int /*width*/, int /*hour*/, int /*minute*/, int /*second*/); 544extern int dialog_yesno(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/); 545 546/* some widgets have alternate entrypoints, to allow list manipulation */ 547typedef struct { 548 char *name; 549 char *text; 550 char *help; 551 int state; 552} DIALOG_LISTITEM; 553 554typedef struct { 555 unsigned type; /* the field type (0=input, 1=password) */ 556 char *name; /* the field label */ 557 int name_len; /* ...its length */ 558 int name_y; /* ...its y-ordinate */ 559 int name_x; /* ...its x-ordinate */ 560 bool name_free; /* ...true if .name can be freed */ 561 char *text; /* the field contents */ 562 int text_len; /* ...its length on the screen */ 563 int text_y; /* ...its y-ordinate */ 564 int text_x; /* ...its x-ordinate */ 565 int text_flen; /* ...its length on screen, or 0 if no input allowed */ 566 int text_ilen; /* ...its limit on amount to be entered */ 567 bool text_free; /* ...true if .text can be freed */ 568 char *help; /* help-message, if any */ 569 bool help_free; /* ...true if .help can be freed */ 570} DIALOG_FORMITEM; 571 572typedef int (DIALOG_INPUTMENU) (DIALOG_LISTITEM * /*items*/, int /*current*/, char * /*newtext*/); 573 574extern int dlg_checklist(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/, int /*list_height*/, int /*item_no*/, DIALOG_LISTITEM * /*items*/, const char * /*states*/, int /*flag*/, int * /*current_item*/); 575extern int dlg_form(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/, int /*form_height*/, int /*item_no*/, DIALOG_FORMITEM * /*items*/, int * /*current_item*/); 576extern int dlg_menu(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/, int /*menu_height*/, int /*item_no*/, DIALOG_LISTITEM * /*items*/, int * /*current_item*/, DIALOG_INPUTMENU /*rename_menu*/); 577extern int dlg_progressbox(const char * /*title*/, const char * /*cprompt*/, int /*height*/, int /*width*/, int /*pauseopt*/, FILE * /* fp */); 578 579/* argv.c */ 580extern char ** dlg_string_to_argv(char * /* blob */); 581extern int dlg_count_argv(char ** /* argv */); 582extern int dlg_eat_argv(int * /* argcp */, char *** /* argvp */, int /* start */, int /* count */); 583 584/* arrows.c */ 585extern void dlg_draw_arrows(WINDOW * /*dialog*/, int /*top_arrow*/, int /*bottom_arrow*/, int /*x*/, int /*top*/, int /*bottom*/); 586extern void dlg_draw_arrows2(WINDOW * /*dialog*/, int /*top_arrow*/, int /*bottom_arrow*/, int /*x*/, int /*top*/, int /*bottom*/, chtype /*attr*/, chtype /*borderattr*/); 587extern void dlg_draw_scrollbar(WINDOW * /*dialog*/, long /* first_data */, long /* this_data */, long /* next_data */, long /* total_data */, int /* left */, int /* right */, int /*top*/, int /*bottom*/, chtype /*attr*/, chtype /*borderattr*/); 588 589/* buttons.c */ 590extern const char ** dlg_exit_label(void); 591extern const char ** dlg_ok_label(void); 592extern const char ** dlg_ok_labels(void); 593extern const char ** dlg_yes_labels(void); 594extern int dlg_button_count(const char ** /*labels*/); 595extern int dlg_button_to_char(const char * /*label*/); 596extern int dlg_button_x_step(const char ** /*labels*/, int /*limit*/, int * /*gap*/, int * /*margin*/, int * /*step*/); 597extern int dlg_char_to_button(int /*ch*/, const char ** /*labels*/); 598extern int dlg_exit_buttoncode(int /*button*/); 599extern int dlg_match_char(int /*ch*/, const char * /*string*/); 600extern int dlg_next_button(const char ** /*labels*/, int /*button*/); 601extern int dlg_next_ok_buttonindex(int /*current*/, int /*extra*/); 602extern int dlg_ok_buttoncode(int /*button*/); 603extern int dlg_prev_button(const char ** /*labels*/, int /*button*/); 604extern int dlg_prev_ok_buttonindex(int /*current*/, int /*extra*/); 605extern int dlg_yes_buttoncode(int /*button*/); 606extern void dlg_button_layout(const char ** /*labels*/, int * /*limit*/); 607extern void dlg_button_sizes(const char ** /*labels*/, int /*vertical*/, int * /*longest*/, int * /*length*/); 608extern void dlg_draw_buttons(WINDOW * /*win*/, int /*y*/, int /*x*/, const char ** /*labels*/, int /*selected*/, int /*vertical*/, int /*limit*/); 609 610/* columns.c */ 611extern void dlg_align_columns(char ** /* target */, int /* per_row */, int /* num_rows */); 612extern void dlg_free_columns(char ** /* target */, int /* per_row */, int /* num_rows */); 613 614/* editbox.c */ 615extern int dlg_editbox(const char */*title*/, char ***/*list*/, int */*rows*/, int /*height*/, int /*width*/); 616 617/* formbox.c */ 618extern int dlg_default_formitem(DIALOG_FORMITEM * /*items*/); 619extern int dlg_ordinate(const char * /*s*/); 620extern void dlg_free_formitems(DIALOG_FORMITEM * /*items*/); 621 622/* inputstr.c */ 623extern bool dlg_edit_string(char * /*string*/, int * /*offset*/, int /*key*/, int /*fkey*/, bool /*force*/); 624extern const int * dlg_index_columns(const char * /*string*/); 625extern const int * dlg_index_wchars(const char * /*string*/); 626extern int dlg_count_columns(const char * /*string*/); 627extern int dlg_count_wchars(const char * /*string*/); 628extern int dlg_edit_offset(char * /*string*/, int /*offset*/, int /*x_last*/); 629extern int dlg_find_index(const int * /*list*/, int /*limit*/, int /*to_find*/); 630extern int dlg_limit_columns(const char * /*string*/, int /*limit*/, int /*offset*/); 631extern void dlg_show_string(WINDOW * /*win*/, const char * /*string*/, int /*offset*/, chtype /*attr*/, int /*y_base*/, int /*x_base*/, int /*x_last*/, bool /*hidden*/, bool /*force*/); 632 633/* rc.c */ 634#ifdef HAVE_RC_FILE 635extern int dlg_parse_rc(void); 636extern void dlg_create_rc(const char * /*filename*/); 637#endif 638 639/* ui_getc.c */ 640extern int dlg_getc(WINDOW * /*win*/, int * /*fkey*/); 641extern int dlg_getc_callbacks(int /*ch*/, int /*fkey*/, int * /*result*/); 642extern int dlg_last_getc(void); 643extern void dlg_add_callback(DIALOG_CALLBACK * /*p*/); 644extern void dlg_add_callback_ref(DIALOG_CALLBACK ** /*p*/, DIALOG_FREEBACK /* cleanup */); 645extern void dlg_flush_getc(void); 646extern void dlg_remove_callback(DIALOG_CALLBACK * /*p*/); 647extern void dlg_killall_bg(int *retval); 648 649/* util.c */ 650extern WINDOW * dlg_new_modal_window(WINDOW * /*parent*/, int /*height*/, int /*width*/, int /*y*/, int /*x*/); 651extern WINDOW * dlg_new_window(int /*height*/, int /*width*/, int /*y*/, int /*x*/); 652extern WINDOW * dlg_sub_window(WINDOW * /*win*/, int /*height*/, int /*width*/, int /*y*/, int /*x*/); 653extern bool dlg_need_separator(void); 654extern char * dlg_set_result(const char * /*string*/); 655extern char * dlg_strclone(const char * /*cprompt*/); 656extern char * dlg_strempty(void); 657extern chtype dlg_asciibox(chtype /*ch*/); 658extern chtype dlg_boxchar(chtype /*ch*/); 659extern chtype dlg_get_attrs(WINDOW * /*win*/); 660extern const char * dlg_print_line(WINDOW */*win*/, chtype */*attr*/, const char */*prompt*/, int /*lm*/, int /*rm*/, int */*x*/); 661extern int dlg_box_x_ordinate(int /*width*/); 662extern int dlg_box_y_ordinate(int /*height*/); 663extern int dlg_calc_list_width(int /*item_no*/, DIALOG_LISTITEM * /*items*/); 664extern int dlg_calc_listw(int /*item_no*/, char ** /*items*/, int /*group*/); 665extern int dlg_check_scrolled(int /* key */, int /* last */, int /* page */, bool */* show */, int */* offset */); 666extern int dlg_default_item(char ** /*items*/, int /*llen*/); 667extern int dlg_default_listitem(DIALOG_LISTITEM * /*items*/); 668extern int dlg_defaultno_button(void); 669extern int dlg_max_input(int /*max_len*/); 670extern int dlg_print_scrolled(WINDOW * /* win */, const char * /* prompt */, int /* offset */, int /* height */, int /* width */, int /* pauseopt */); 671extern void dlg_add_quoted(char * /*string*/); 672extern void dlg_add_result(const char * /*string*/); 673extern void dlg_add_separator(void); 674extern void dlg_add_string(char * /*string*/); 675extern void dlg_attr_clear(WINDOW * /*win*/, int /*height*/, int /*width*/, chtype /*attr*/); 676extern void dlg_auto_size(const char * /*title*/, const char * /*prompt*/, int * /*height*/, int * /*width*/, int /*boxlines*/, int /*mincols*/); 677extern void dlg_auto_sizefile(const char * /*title*/, const char * /*file*/, int * /*height*/, int * /*width*/, int /*boxlines*/, int /*mincols*/); 678extern void dlg_beeping(void); 679extern void dlg_calc_listh(int * /*height*/, int * /*list_height*/, int /*item_no*/); 680extern void dlg_clear(void); 681extern void dlg_clr_result(void); 682extern void dlg_ctl_size(int /*height*/, int /*width*/); 683extern void dlg_del_window(WINDOW * /*win*/); 684extern void dlg_does_output(void); 685extern void dlg_draw_bottom_box(WINDOW * /*win*/); 686extern void dlg_draw_box(WINDOW * /*win*/, int /*y*/, int /*x*/, int /*height*/, int /*width*/, chtype /*boxchar*/, chtype /*borderchar*/); 687extern void dlg_draw_title(WINDOW *win, const char *title); 688extern void dlg_exit(int /*code*/) GCC_NORETURN; 689extern void dlg_item_help(const char * /*txt*/); 690extern void dlg_print_autowrap(WINDOW * /*win*/, const char * /*prompt*/, int /*height*/, int /*width*/); 691extern void dlg_print_size(int /*height*/, int /*width*/); 692extern void dlg_print_text(WINDOW * /*win*/, const char * /*txt*/, int /*len*/, chtype * /*attr*/); 693extern void dlg_put_backtitle(void); 694extern void dlg_restore_vars(DIALOG_VARS * /* save */); 695extern void dlg_save_vars(DIALOG_VARS * /* save */); 696extern void dlg_set_focus(WINDOW * /*parent*/, WINDOW * /*win*/); 697extern void dlg_tab_correct_str(char * /*prompt*/); 698extern void dlg_trim_string(char * /*src*/); 699extern void end_dialog(void); 700extern void init_dialog(FILE * /*input*/, FILE * /*output*/); 701 702extern void dlg_exiterr(const char *, ...) GCC_NORETURN 703#if defined(__GNUC__) && !defined(printf) 704__attribute__((format(printf,1,2))) 705#endif 706; 707 708#ifdef HAVE_COLOR 709extern chtype dlg_color_pair(int /*foreground*/, int /*background*/); 710extern int dlg_color_count(void); 711extern void dlg_color_setup(void); 712extern void dlg_draw_shadow(WINDOW * /*win*/, int /*height*/, int /*width*/, int /*y*/, int /*x*/); 713#endif 714 715#ifdef HAVE_STRCASECMP 716#define dlg_strcmp(a,b) strcasecmp(a,b) 717#else 718extern int dlg_strcmp(const char * /*a*/, const char * /*b*/); 719#endif 720 721#ifdef HAVE_DLG_TRACE 722#define DLG_TRACE(params) dlg_trace_msg params 723extern void dlg_trace_msg(const char *fmt, ...) 724#ifdef GCC_PRINTF 725 __attribute__((format(printf,1,2))) 726#endif 727; 728extern void dlg_trace_win(WINDOW * /*win*/); 729extern void dlg_trace_chr(int /*ch*/, int /*fkey*/); 730extern void dlg_trace(const char * /*fname*/); 731#else 732#define DLG_TRACE(params) /* nothing */ 733#define dlg_trace_win(win) /* nothing */ 734#define dlg_trace_chr(ch,fkey) /* nothing */ 735#define dlg_trace(fname) /* nothing */ 736#endif 737 738#ifdef KEY_RESIZE 739extern void dlg_move_window(WINDOW * /*win*/, int /*height*/, int /*width*/, int /*y*/, int /*x*/); 740#endif 741 742/* 743 * The following stuff is needed for mouse support 744 */ 745typedef struct mseRegion { 746 int x, y, X, Y, code; 747 int mode, step_x, step_y; 748 struct mseRegion *next; 749} mseRegion; 750 751#if defined(NCURSES_MOUSE_VERSION) 752 753#define mouse_open() mousemask(BUTTON1_CLICKED, (mmask_t *) 0) 754#define mouse_close() mousemask(0, (mmask_t *) 0) 755 756extern mseRegion * dlg_mouse_mkregion (int /*y*/, int /*x*/, int /*height*/, int /*width*/, int /*code*/); 757extern void dlg_mouse_free_regions (void); 758extern void dlg_mouse_mkbigregion (int /*y*/, int /*x*/, int /*height*/, int /*width*/, int /*code*/, int /*step_x*/, int /*step_y*/, int /*mode*/); 759extern void dlg_mouse_setbase (int /*x*/, int /*y*/); 760 761#define USE_MOUSE 1 762 763#else 764 765#define mouse_open() /*nothing*/ 766#define mouse_close() /*nothing*/ 767#define dlg_mouse_free_regions() /* nothing */ 768#define dlg_mouse_mkregion(y, x, height, width, code) /*nothing*/ 769#define dlg_mouse_mkbigregion(y, x, height, width, code, step_x, step_y, mode) /*nothing*/ 770#define dlg_mouse_setbase(x, y) /*nothing*/ 771 772#define USE_MOUSE 0 773 774#endif 775 776extern mseRegion *dlg_mouse_region (int /*y*/, int /*x*/); 777extern mseRegion *dlg_mouse_bigregion (int /*y*/, int /*x*/); 778extern int dlg_mouse_wgetch (WINDOW * /*win*/, int * /*fkey*/); 779extern int dlg_mouse_wgetch_nowait (WINDOW * /*win*/, int * /*fkey*/); 780 781#define mouse_mkbutton(y,x,len,code) dlg_mouse_mkregion(y,x,1,len,code); 782 783/* 784 * This is the base for fictitious keys, which activate 785 * the buttons. 786 * 787 * Mouse-generated keys are the following: 788 * -- the first 32 are used as numbers, in addition to '0'-'9' 789 * -- uppercase chars are used to invoke the button (M_EVENT + 'O') 790 */ 791#define M_EVENT (DLGK_max + 1) 792 793/* 794 * The `flag' parameter in checklist is used to select between 795 * radiolist and checklist 796 */ 797#define FLAG_CHECK 1 798#define FLAG_RADIO 0 799 800/* 801 * This is used only for debugging (FIXME: should have a separate header). 802 */ 803#ifdef NO_LEAKS 804extern void _dlg_inputstr_leaks(void); 805#if defined(NCURSES_VERSION) && defined(HAVE__NC_FREE_AND_EXIT) 806extern void _nc_free_and_exit(int); /* nc_alloc.h normally not installed */ 807#endif 808#endif 809 810#ifdef __cplusplus 811} 812#endif 813/* *INDENT-ON* */ 814 815#endif /* DIALOG_H_included */ 816