/* * guage.c -- implements the guage dialog * * AUTHOR: Marc Ewing, Red Hat Software * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "dialog.h" #define BUFLEN 1024 /* * Display a guage, or progress meter. Starts at percent% and * reads stdin. If stdin is not XXX, then it is interpreted as * a percentage, and the display is updated accordingly. Otherwise * the next line is the percentage, and subsequent lines up to * another XXX are used for the new prompt. Note that the size * of the window never changes, so the prompt can not get any * larger than the height and width specified. */ int dialog_guage(char *title, char *prompt, int height, int width, int percent) { int i, x, y; char buf[BUFLEN]; char prompt_buf[BUFLEN]; WINDOW *dialog; /* center dialog box on screen */ x = (COLS - width)/2; y = (LINES - height)/2; #ifdef HAVE_NCURSES if (use_shadow) draw_shadow(stdscr, y, x, height, width); #endif dialog = newwin(height, width, y, x); keypad(dialog, TRUE); do { werase(dialog); draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr); if (title != NULL) { wattrset(dialog, title_attr); wmove(dialog, 0, (width - strlen(title))/2 - 1); waddch(dialog, ' '); waddstr(dialog, title); waddch(dialog, ' '); } wattrset(dialog, dialog_attr); print_autowrap(dialog, prompt, width-2, 1, 2); draw_box(dialog, height - 4, 3, 3, width - 6, dialog_attr, border_attr); wmove(dialog, height - 3, 4); wattrset(dialog, title_attr); for (i = 0; i < (width - 8); i++) { waddch(dialog, ' '); } wattrset(dialog, title_attr); wmove(dialog, height - 3, (width / 2) - 2); sprintf(buf, "%3d%%", percent); waddstr(dialog, buf); x = (percent * (width - 8)) / 100; wattrset(dialog, item_selected_attr); wmove(dialog, height - 3, 4); for (i = 0; i < x; i++) { waddch(dialog, winch(dialog)); } wrefresh(dialog); if (feof(stdin)) { break; } fgets(buf, BUFLEN, stdin); if (buf[0] == 'X') { /* Next line is percentage */ fgets(buf, BUFLEN, stdin); percent = atoi(buf); /* Rest is message text */ prompt_buf[0] = '\0'; while (strncmp(fgets(buf, BUFLEN, stdin), "XXX", 3)) { strcat(prompt_buf, buf); } prompt = prompt_buf; } else { percent = atoi(buf); } } while (1); delwin(dialog); return(0); } /* End of dialog_msgbox() */