13950Sache/* 26345Sache * prgbox.c -- implements the message box and info box 33950Sache * 43950Sache * AUTHOR: Savio Lam (lam836@cs.cuhk.hk) 53950Sache * 63950Sache * This program is free software; you can redistribute it and/or 73950Sache * modify it under the terms of the GNU General Public License 83950Sache * as published by the Free Software Foundation; either version 2 93950Sache * of the License, or (at your option) any later version. 103950Sache * 113950Sache * This program is distributed in the hope that it will be useful, 123950Sache * but WITHOUT ANY WARRANTY; without even the implied warranty of 133950Sache * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 143950Sache * GNU General Public License for more details. 153950Sache * 163950Sache * You should have received a copy of the GNU General Public License 173950Sache * along with this program; if not, write to the Free Software 183950Sache * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 193950Sache */ 203950Sache 21114603Sobrien#include <sys/cdefs.h> 22114603Sobrien__FBSDID("$FreeBSD$"); 233950Sache 2467176Sbrian#include <sys/types.h> 2567176Sbrian 263950Sache#include <dialog.h> 276345Sache#include <errno.h> 286345Sache#include <sys/wait.h> 293950Sache#include "dialog.priv.h" 303950Sache 313950Sache/* 323950Sache * Display a message box. Program will pause and display an "OK" button 333950Sache * if the parameter 'pause' is non-zero. 343950Sache */ 354527Sacheint dialog_prgbox(unsigned char *title, const unsigned char *line, int height, int width, int pause, int use_shell) 363950Sache{ 373950Sache int i, x, y, key = 0; 383950Sache WINDOW *dialog; 393950Sache FILE *f; 406345Sache const unsigned char *name; 413950Sache unsigned char *s, buf[MAX_LEN]; 426345Sache int status; 433950Sache 444565Sache if (height < 0 || width < 0) { 454565Sache endwin(); 464565Sache fprintf(stderr, "\nAutosizing is impossible in dialog_prgbox().\n"); 474565Sache exit(-1); 484565Sache } 496035Sache width = MAX(width,10); 506035Sache 514658Sache if (width > COLS) 524658Sache width = COLS; 534658Sache if (height > LINES) 544658Sache height = LINES; 553950Sache /* center dialog box on screen */ 5613135Sjkh x = DialogX ? DialogX : (COLS - width)/2; 5713135Sjkh y = DialogY ? DialogY : (LINES - height)/2; 583950Sache 593950Sache#ifdef HAVE_NCURSES 603950Sache if (use_shadow) 613950Sache draw_shadow(stdscr, y, x, height, width); 623950Sache#endif 633950Sache dialog = newwin(height, width, y, x); 644024Sache if (dialog == NULL) { 654024Sache endwin(); 664024Sache fprintf(stderr, "\nnewwin(%d,%d,%d,%d) failed, maybe wrong dims\n", height,width,y,x); 674024Sache exit(1); 684024Sache } 693950Sache keypad(dialog, TRUE); 703950Sache 713950Sache draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr); 723950Sache 733950Sache if (title != NULL) { 743950Sache wattrset(dialog, title_attr); 753950Sache wmove(dialog, 0, (width - strlen(title))/2 - 1); 763950Sache waddch(dialog, ' '); 773950Sache waddstr(dialog, title); 783950Sache waddch(dialog, ' '); 793950Sache } 803950Sache wattrset(dialog, dialog_attr); 813950Sache wmove(dialog, 1, 2); 823950Sache 833950Sache if (!use_shell) { 843950Sache char cmdline[MAX_LEN]; 857330Sache char *av[51], **ap = av, *val, *p; 863950Sache 873950Sache strcpy(cmdline, line); 887330Sache p = cmdline; 897330Sache while ((val = strsep(&p," \t")) != NULL) { 907330Sache if (*val != '\0') 917330Sache *ap++ = val; 923950Sache } 933950Sache *ap = NULL; 946345Sache f = raw_popen(name = av[0], av, "r"); 953950Sache } else 966345Sache f = raw_popen(name = line, NULL, "r"); 973950Sache 986345Sache status = -1; 996345Sache if (f == NULL) { 1006345Sache err: 1016345Sache sprintf(buf, "%s: %s\n", name, strerror(errno)); 1026345Sache prr: 1036345Sache print_autowrap(dialog, buf, height-(pause?3:1), width-2, width, 1, 2, FALSE, TRUE); 1046345Sache wrefresh(dialog); 1056345Sache } else { 1066345Sache while (fgets(buf, sizeof(buf), f) != NULL) { 1076345Sache i = strlen(buf); 1086345Sache if (buf[i-1] == '\n') 1096345Sache buf[i-1] = '\0'; 1106345Sache s = buf; 1116345Sache while ((s = strchr(s, '\t')) != NULL) 1126345Sache *s++ = ' '; 1136345Sache print_autowrap(dialog, buf, height-(pause?3:1), width-2, width, 1, 2, FALSE, TRUE); 1146345Sache print_autowrap(dialog, "\n", height-(pause?3:1), width-2, width, 1, 2, FALSE, FALSE); 1156345Sache wrefresh(dialog); 1166345Sache } 1176345Sache if ((status = raw_pclose(f)) == -1) 1186345Sache goto err; 1196345Sache if (WIFEXITED(status) && WEXITSTATUS(status) == 127) { 1206345Sache sprintf(buf, "%s: program not found\n", name); 1216345Sache goto prr; 1226345Sache } 1233950Sache } 1243950Sache 1253950Sache if (pause) { 1263950Sache wattrset(dialog, border_attr); 1273950Sache wmove(dialog, height-3, 0); 1283950Sache waddch(dialog, ACS_LTEE); 1293950Sache for (i = 0; i < width-2; i++) 1303950Sache waddch(dialog, ACS_HLINE); 1313950Sache wattrset(dialog, dialog_attr); 1323950Sache waddch(dialog, ACS_RTEE); 1333950Sache wmove(dialog, height-2, 1); 1343950Sache for (i = 0; i < width-2; i++) 1353950Sache waddch(dialog, ' '); 1366458Sache display_helpline(dialog, height-1, width); 13720359Sjkh print_button(dialog, " OK ", height-2, width/2-6, TRUE); 1383950Sache wrefresh(dialog); 1393950Sache while (key != ESC && key != '\n' && key != ' ' && key != '\r') 1403950Sache key = wgetch(dialog); 1413950Sache if (key == '\r') 1423950Sache key = '\n'; 1433950Sache } 1443950Sache else { 1453950Sache key = '\n'; 1463950Sache wrefresh(dialog); 1473950Sache } 1483950Sache 1493950Sache delwin(dialog); 1506345Sache return (status); 1513950Sache} 1523950Sache/* End of dialog_msgbox() */ 153