137 lines
3.2 KiB
C
137 lines
3.2 KiB
C
/*
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* $Id: yesno.c,v 1.32 2004/09/19 23:09:34 tom Exp $
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*
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* yesno.c -- implements the yes/no box
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*
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* AUTHOR: Savio Lam (lam836@cs.cuhk.hk)
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* and: Thomas E. Dickey
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "dialog.h"
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/*
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* Display a dialog box with two buttons - Yes and No
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*/
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int
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dialog_yesno(const char *title, const char *cprompt, int height, int width)
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{
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int x, y;
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int key = 0, fkey;
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int button = dlg_defaultno_button();
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WINDOW *dialog = 0;
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int result = DLG_EXIT_UNKNOWN;
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char *prompt = dlg_strclone(cprompt);
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const char **buttons = dlg_yes_labels();
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#ifdef KEY_RESIZE
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int req_high = height;
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int req_wide = width;
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restart:
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#endif
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dlg_tab_correct_str(prompt);
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dlg_auto_size(title, prompt, &height, &width, 2, 25);
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dlg_print_size(height, width);
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dlg_ctl_size(height, width);
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x = dlg_box_x_ordinate(width);
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y = dlg_box_y_ordinate(height);
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#ifdef KEY_RESIZE
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if (dialog != 0) {
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(void) wresize(dialog, height, width);
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(void) mvwin(dialog, y, x);
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(void) refresh();
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} else
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#endif
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dialog = dlg_new_window(height, width, y, x);
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dlg_draw_box(dialog, 0, 0, height, width, dialog_attr, border_attr);
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dlg_draw_bottom_box(dialog);
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dlg_draw_title(dialog, title);
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wattrset(dialog, dialog_attr);
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dlg_print_autowrap(dialog, prompt, height, width);
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dlg_draw_buttons(dialog, height - 2, 0, buttons, button, FALSE, width);
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while (result == DLG_EXIT_UNKNOWN) {
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key = dlg_mouse_wgetch(dialog, &fkey);
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if ((result = dlg_char_to_button(key, buttons)) >= 0) {
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continue;
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}
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/* handle non-functionkeys */
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if (!fkey) {
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switch (key) {
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case ESC:
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result = DLG_EXIT_ESC;
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break;
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case TAB:
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key = KEY_RIGHT;
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fkey = TRUE;
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break;
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case ' ':
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case '\n':
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case '\r':
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key = KEY_ENTER;
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fkey = TRUE;
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break;
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}
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}
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/* handle functionkeys */
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if (fkey) {
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switch (key) {
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case KEY_BTAB:
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case KEY_UP:
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case KEY_DOWN:
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case KEY_LEFT:
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case KEY_RIGHT:
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button = !button;
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dlg_draw_buttons(dialog,
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height - 2, 0,
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buttons, button,
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FALSE, width);
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break;
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case M_EVENT + 0:
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case M_EVENT + 1:
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button = (key == (M_EVENT + 1));
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/* FALLTHRU */
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case KEY_ENTER:
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result = button ? DLG_EXIT_CANCEL : DLG_EXIT_OK;
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break;
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#ifdef KEY_RESIZE
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case KEY_RESIZE:
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dlg_clear();
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height = req_high;
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width = req_wide;
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goto restart;
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#endif
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default:
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beep();
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break;
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}
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} else {
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beep();
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}
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}
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dlg_del_window(dialog);
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dlg_mouse_free_regions();
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free(prompt);
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return result;
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}
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