2011-01-13 02:21:23 +00:00
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/*
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2021-02-26 09:05:35 +00:00
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* $Id: progressbox.c,v 1.54 2020/11/22 15:48:27 tom Exp $
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2011-01-13 02:21:23 +00:00
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*
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* progressbox.c -- implements the progress box
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*
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2021-02-26 09:05:35 +00:00
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* Copyright 2006-2019,2020 Thomas E. Dickey
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2018-10-20 20:32:57 +00:00
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* Copyright 2005 Valery Reznic
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2011-01-13 02:21:23 +00:00
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*
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* This program is free software; you can redistribute it and/or modify
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2021-02-26 09:05:35 +00:00
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* it under the terms of the GNU Lesser General Public License, version 2.1
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* as published by the Free Software Foundation.
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2011-01-13 02:21:23 +00:00
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, write to
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* Free Software Foundation, Inc.
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* 51 Franklin St., Fifth Floor
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* Boston, MA 02110, USA.
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*/
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#include <dialog.h>
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#include <dlg_keys.h>
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2018-10-20 20:32:57 +00:00
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#ifdef KEY_RESIZE
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#include <errno.h>
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#endif
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2011-01-13 02:21:23 +00:00
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#define MIN_HIGH (4)
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#define MIN_WIDE (10 + 2 * (2 + MARGIN))
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2018-10-20 20:32:57 +00:00
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#ifdef KEY_RESIZE
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typedef struct _wrote {
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struct _wrote *link;
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char *text;
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} WROTE;
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#endif
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2011-01-13 02:21:23 +00:00
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typedef struct {
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DIALOG_CALLBACK obj;
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WINDOW *text;
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2018-10-20 20:32:57 +00:00
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char *prompt;
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int high, wide;
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int old_high, old_wide;
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2011-01-13 02:21:23 +00:00
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char line[MAX_LEN + 1];
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int is_eof;
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2018-10-20 20:32:57 +00:00
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#ifdef KEY_RESIZE
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WROTE *wrote;
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#endif
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2011-01-13 02:21:23 +00:00
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} MY_OBJ;
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2018-10-20 20:32:57 +00:00
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static void
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free_obj(MY_OBJ * obj)
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{
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dlg_del_window(obj->obj.win);
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free(obj->prompt);
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#ifdef KEY_RESIZE
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while (obj->wrote) {
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WROTE *wrote = obj->wrote;
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obj->wrote = wrote->link;
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free(wrote->text);
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free(wrote);
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}
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#endif
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free(obj);
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}
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2021-02-26 09:05:35 +00:00
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#ifdef KEY_RESIZE
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2018-10-20 20:32:57 +00:00
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static void
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restart_obj(MY_OBJ * obj)
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{
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free(obj->prompt);
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obj->high = obj->old_high;
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obj->wide = obj->old_wide;
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dlg_clear();
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dlg_del_window(obj->obj.win);
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}
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2021-02-26 09:05:35 +00:00
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#endif
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2018-10-20 20:32:57 +00:00
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static void
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start_obj(MY_OBJ * obj, const char *title, const char *cprompt)
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{
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int y, x, thigh;
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obj->prompt = dlg_strclone(cprompt);
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dlg_tab_correct_str(obj->prompt);
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dlg_auto_size(title, obj->prompt, &obj->high, &obj->wide, MIN_HIGH, MIN_WIDE);
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dlg_print_size(obj->high, obj->wide);
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dlg_ctl_size(obj->high, obj->wide);
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x = dlg_box_x_ordinate(obj->wide);
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y = dlg_box_y_ordinate(obj->high);
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thigh = obj->high - (2 * MARGIN);
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obj->obj.win = dlg_new_window(obj->high, obj->wide, y, x);
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dlg_draw_box2(obj->obj.win,
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0, 0,
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obj->high, obj->wide,
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dialog_attr,
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border_attr,
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border2_attr);
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dlg_draw_title(obj->obj.win, title);
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dlg_draw_helpline(obj->obj.win, FALSE);
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if (obj->prompt[0] != '\0') {
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2021-02-26 09:05:35 +00:00
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int i;
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2018-10-20 20:32:57 +00:00
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int y2, x2;
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dlg_attrset(obj->obj.win, dialog_attr);
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dlg_print_autowrap(obj->obj.win, obj->prompt, obj->high, obj->wide);
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getyx(obj->obj.win, y2, x2);
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(void) x2;
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++y2;
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wmove(obj->obj.win, y2, MARGIN);
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for (i = 0; i < getmaxx(obj->obj.win) - 2 * MARGIN; i++)
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(void) waddch(obj->obj.win, dlg_boxchar(ACS_HLINE));
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y += y2;
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thigh -= y2;
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}
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/* Create window for text region, used for scrolling text */
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obj->text = dlg_sub_window(obj->obj.win,
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thigh,
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obj->wide - (2 * MARGIN),
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y + MARGIN,
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x + MARGIN);
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(void) wrefresh(obj->obj.win);
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(void) wmove(obj->obj.win, getmaxy(obj->text), (MARGIN + 1));
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(void) wnoutrefresh(obj->obj.win);
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dlg_attr_clear(obj->text, getmaxy(obj->text), getmaxx(obj->text), dialog_attr);
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}
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2011-01-13 02:21:23 +00:00
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/*
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* Return current line of text.
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*/
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static char *
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2018-10-20 20:32:57 +00:00
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get_line(MY_OBJ * obj, int *restart)
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2011-01-13 02:21:23 +00:00
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{
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FILE *fp = obj->obj.input;
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int col = 0;
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2021-02-26 09:05:35 +00:00
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int j, tmpint;
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2018-10-20 20:32:57 +00:00
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char *result = obj->line;
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2011-01-13 02:21:23 +00:00
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2018-10-20 20:32:57 +00:00
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*restart = 0;
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2013-06-17 10:00:48 +00:00
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for (;;) {
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2021-02-26 09:05:35 +00:00
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int ch = getc(fp);
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2018-10-20 20:32:57 +00:00
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#ifdef KEY_RESIZE
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/* SIGWINCH may have interrupted this - try to ignore if resizable */
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if (ferror(fp)) {
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switch (errno) {
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case EINTR:
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clearerr(fp);
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continue;
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default:
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2011-01-13 02:21:23 +00:00
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break;
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}
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}
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2018-10-20 20:32:57 +00:00
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#endif
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if (feof(fp) || ferror(fp)) {
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obj->is_eof = 1;
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if (!col) {
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result = NULL;
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}
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break;
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}
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2011-01-13 02:21:23 +00:00
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if (ch == '\n')
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break;
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if (ch == '\r')
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break;
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2013-06-17 10:00:48 +00:00
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if (col >= MAX_LEN)
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continue;
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2011-01-13 02:21:23 +00:00
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if ((ch == TAB) && (dialog_vars.tab_correct)) {
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tmpint = dialog_state.tab_len
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- (col % dialog_state.tab_len);
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for (j = 0; j < tmpint; j++) {
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2013-06-17 10:00:48 +00:00
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if (col < MAX_LEN) {
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2011-01-13 02:21:23 +00:00
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obj->line[col] = ' ';
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2013-06-17 10:00:48 +00:00
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++col;
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} else {
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break;
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}
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2011-01-13 02:21:23 +00:00
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}
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} else {
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obj->line[col] = (char) ch;
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++col;
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}
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}
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obj->line[col] = '\0';
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2018-10-20 20:32:57 +00:00
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#ifdef KEY_RESIZE
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if (result != NULL) {
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WINDOW *win = obj->text;
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WROTE *wrote = dlg_calloc(WROTE, 1);
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if (wrote != 0) {
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wrote->text = dlg_strclone(obj->line);
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wrote->link = obj->wrote;
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obj->wrote = wrote;
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}
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nodelay(win, TRUE);
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2021-02-26 09:05:35 +00:00
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if (wgetch(win) == KEY_RESIZE) {
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2018-10-20 20:32:57 +00:00
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*restart = 1;
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}
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nodelay(win, FALSE);
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}
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#endif
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return result;
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2011-01-13 02:21:23 +00:00
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}
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/*
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* Print a new line of text.
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*/
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static void
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2018-10-20 20:32:57 +00:00
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print_line(MY_OBJ * obj, const char *line, int row)
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2011-01-13 02:21:23 +00:00
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{
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2018-10-20 20:32:57 +00:00
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int width = obj->wide - (2 * MARGIN);
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int limit = MIN((int) strlen(line), width - 2);
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2011-01-13 02:21:23 +00:00
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2018-10-20 20:32:57 +00:00
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(void) wmove(obj->text, row, 0); /* move cursor to correct line */
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wprintw(obj->text, " %.*s", limit, line);
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2021-02-26 09:05:35 +00:00
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while (++limit < width) {
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waddch(obj->text, ' ');
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}
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2011-01-13 02:21:23 +00:00
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}
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2018-10-20 20:32:57 +00:00
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#ifdef KEY_RESIZE
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2011-04-17 17:00:55 +00:00
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static int
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2018-10-20 20:32:57 +00:00
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wrote_size(MY_OBJ * obj, int want)
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{
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int result = 0;
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WROTE *wrote = obj->wrote;
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while (wrote != NULL && want > 0) {
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wrote = wrote->link;
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want--;
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result++;
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}
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return result;
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}
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static const char *
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wrote_data(MY_OBJ * obj, int want)
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{
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const char *result = NULL;
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WROTE *wrote = obj->wrote;
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while (wrote != NULL && want > 0) {
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result = wrote->text;
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wrote = wrote->link;
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want--;
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}
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return result;
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}
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static int
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reprint_lines(MY_OBJ * obj, int buttons)
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{
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int want = getmaxy(obj->text) - (buttons ? 2 : 0);
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int have = wrote_size(obj, want);
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int n;
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for (n = 0; n < have; ++n) {
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print_line(obj, wrote_data(obj, have - n), n);
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}
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(void) wrefresh(obj->text);
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return have;
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}
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#endif
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static int
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pause_for_ok(MY_OBJ * obj, const char *title, const char *cprompt)
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2011-04-17 17:00:55 +00:00
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{
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/* *INDENT-OFF* */
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static DLG_KEYS_BINDING binding[] = {
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2011-07-14 13:57:13 +00:00
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HELPKEY_BINDINGS,
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2011-04-17 17:00:55 +00:00
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ENTERKEY_BINDINGS,
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2012-10-21 18:18:09 +00:00
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TRAVERSE_BINDINGS,
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2011-04-17 17:00:55 +00:00
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END_KEYS_BINDING
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};
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/* *INDENT-ON* */
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2012-10-21 18:18:09 +00:00
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int button;
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2021-02-26 09:05:35 +00:00
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int key, fkey;
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2011-04-17 17:00:55 +00:00
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int result = DLG_EXIT_UNKNOWN;
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const char **buttons = dlg_ok_label();
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2018-10-20 20:32:57 +00:00
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bool save_nocancel = dialog_vars.nocancel;
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2012-10-21 18:18:09 +00:00
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bool redraw = TRUE;
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2021-02-26 09:05:35 +00:00
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(void) title;
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(void) cprompt;
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2012-10-21 18:18:09 +00:00
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dialog_vars.nocancel = TRUE;
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button = dlg_default_button();
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2011-04-17 17:00:55 +00:00
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2018-10-20 20:32:57 +00:00
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#ifdef KEY_RESIZE
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restart:
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#endif
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dlg_register_window(obj->obj.win, "progressbox", binding);
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dlg_register_buttons(obj->obj.win, "progressbox", buttons);
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2011-04-17 17:00:55 +00:00
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2018-10-20 20:32:57 +00:00
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dlg_draw_bottom_box2(obj->obj.win, border_attr, border2_attr, dialog_attr);
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2011-04-17 17:00:55 +00:00
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while (result == DLG_EXIT_UNKNOWN) {
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2021-02-26 09:05:35 +00:00
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int check;
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2012-10-21 18:18:09 +00:00
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if (redraw) {
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redraw = FALSE;
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if (button < 0)
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button = 0;
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2018-10-20 20:32:57 +00:00
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dlg_draw_buttons(obj->obj.win,
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obj->high - 2, 0,
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2012-10-21 18:18:09 +00:00
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buttons, button,
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2018-10-20 20:32:57 +00:00
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FALSE, obj->wide);
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2012-10-21 18:18:09 +00:00
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}
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2018-10-20 20:32:57 +00:00
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key = dlg_mouse_wgetch(obj->obj.win, &fkey);
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2021-02-26 09:05:35 +00:00
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if (dlg_result_key(key, fkey, &result)) {
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if (!dlg_button_key(result, &button, &key, &fkey))
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break;
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}
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2011-04-17 17:00:55 +00:00
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if (!fkey && (check = dlg_char_to_button(key, buttons)) >= 0) {
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2012-10-21 18:18:09 +00:00
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result = dlg_ok_buttoncode(check);
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2011-04-17 17:00:55 +00:00
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break;
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|
|
}
|
|
|
|
|
|
|
|
if (fkey) {
|
|
|
|
switch (key) {
|
2012-10-21 18:18:09 +00:00
|
|
|
case DLGK_FIELD_NEXT:
|
|
|
|
button = dlg_next_button(buttons, button);
|
|
|
|
redraw = TRUE;
|
2011-04-17 17:00:55 +00:00
|
|
|
break;
|
2012-10-21 18:18:09 +00:00
|
|
|
case DLGK_FIELD_PREV:
|
|
|
|
button = dlg_prev_button(buttons, button);
|
|
|
|
redraw = TRUE;
|
2011-04-17 17:00:55 +00:00
|
|
|
break;
|
2012-10-21 18:18:09 +00:00
|
|
|
case DLGK_ENTER:
|
|
|
|
result = dlg_ok_buttoncode(button);
|
2011-04-17 17:00:55 +00:00
|
|
|
break;
|
2018-10-20 20:32:57 +00:00
|
|
|
#ifdef KEY_RESIZE
|
|
|
|
case KEY_RESIZE:
|
|
|
|
dlg_will_resize(obj->obj.win);
|
|
|
|
restart_obj(obj);
|
|
|
|
start_obj(obj, title, cprompt);
|
|
|
|
reprint_lines(obj, TRUE);
|
|
|
|
redraw = TRUE;
|
|
|
|
goto restart;
|
|
|
|
#endif
|
2011-04-17 17:00:55 +00:00
|
|
|
default:
|
2012-10-21 18:18:09 +00:00
|
|
|
if (is_DLGK_MOUSE(key)) {
|
|
|
|
result = dlg_ok_buttoncode(key - M_EVENT);
|
|
|
|
if (result < 0)
|
|
|
|
result = DLG_EXIT_OK;
|
|
|
|
} else {
|
|
|
|
beep();
|
|
|
|
}
|
2011-04-17 17:00:55 +00:00
|
|
|
break;
|
|
|
|
}
|
2012-10-21 18:18:09 +00:00
|
|
|
|
2021-02-26 09:05:35 +00:00
|
|
|
} else if (key > 0) {
|
2011-04-17 17:00:55 +00:00
|
|
|
beep();
|
|
|
|
}
|
|
|
|
}
|
2021-02-26 09:05:35 +00:00
|
|
|
dlg_add_last_key(-1);
|
|
|
|
|
2018-10-20 20:32:57 +00:00
|
|
|
dlg_mouse_free_regions();
|
|
|
|
dlg_unregister_window(obj->obj.win);
|
2012-10-21 18:18:09 +00:00
|
|
|
|
|
|
|
dialog_vars.nocancel = save_nocancel;
|
2011-04-17 17:00:55 +00:00
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
2011-01-13 02:21:23 +00:00
|
|
|
int
|
2011-04-17 17:00:55 +00:00
|
|
|
dlg_progressbox(const char *title,
|
|
|
|
const char *cprompt,
|
|
|
|
int height,
|
|
|
|
int width,
|
|
|
|
int pauseopt,
|
|
|
|
FILE *fp)
|
2011-01-13 02:21:23 +00:00
|
|
|
{
|
|
|
|
int i;
|
|
|
|
MY_OBJ *obj;
|
2018-10-20 20:32:57 +00:00
|
|
|
int again = 0;
|
|
|
|
int toprow = 0;
|
2011-04-17 17:00:55 +00:00
|
|
|
int result;
|
2011-01-13 02:21:23 +00:00
|
|
|
|
2018-10-20 20:32:57 +00:00
|
|
|
DLG_TRACE(("# progressbox args:\n"));
|
|
|
|
DLG_TRACE2S("title", title);
|
|
|
|
DLG_TRACE2S("message", cprompt);
|
|
|
|
DLG_TRACE2N("height", height);
|
|
|
|
DLG_TRACE2N("width", width);
|
|
|
|
DLG_TRACE2N("pause", pauseopt);
|
|
|
|
DLG_TRACE2N("fp", fp ? fileno(fp) : -1);
|
2011-01-13 02:21:23 +00:00
|
|
|
|
2018-10-20 20:32:57 +00:00
|
|
|
obj = dlg_calloc(MY_OBJ, 1);
|
|
|
|
assert_ptr(obj, "dlg_progressbox");
|
|
|
|
obj->obj.input = fp;
|
2011-01-13 02:21:23 +00:00
|
|
|
|
2018-10-20 20:32:57 +00:00
|
|
|
obj->high = height;
|
|
|
|
obj->wide = width;
|
2011-01-13 02:21:23 +00:00
|
|
|
|
2018-10-20 20:32:57 +00:00
|
|
|
#ifdef KEY_RESIZE
|
|
|
|
obj->old_high = height;
|
|
|
|
obj->old_wide = width;
|
2011-01-13 02:21:23 +00:00
|
|
|
|
2018-10-20 20:32:57 +00:00
|
|
|
curs_set(0);
|
|
|
|
restart:
|
|
|
|
#endif
|
2011-01-13 02:21:23 +00:00
|
|
|
|
2018-10-20 20:32:57 +00:00
|
|
|
start_obj(obj, title, cprompt);
|
|
|
|
#ifdef KEY_RESIZE
|
|
|
|
if (again) {
|
|
|
|
toprow = reprint_lines(obj, FALSE);
|
2011-01-13 02:21:23 +00:00
|
|
|
}
|
2018-10-20 20:32:57 +00:00
|
|
|
#endif
|
2011-01-13 02:21:23 +00:00
|
|
|
|
2018-10-20 20:32:57 +00:00
|
|
|
for (i = toprow; get_line(obj, &again); i++) {
|
|
|
|
#ifdef KEY_RESIZE
|
|
|
|
if (again) {
|
|
|
|
dlg_will_resize(obj->obj.win);
|
|
|
|
restart_obj(obj);
|
|
|
|
goto restart;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
if (i < getmaxy(obj->text)) {
|
|
|
|
print_line(obj, obj->line, i);
|
2011-01-13 02:21:23 +00:00
|
|
|
} else {
|
2018-10-20 20:32:57 +00:00
|
|
|
scrollok(obj->text, TRUE);
|
|
|
|
scroll(obj->text);
|
|
|
|
scrollok(obj->text, FALSE);
|
|
|
|
print_line(obj, obj->line, getmaxy(obj->text) - 1);
|
2011-01-13 02:21:23 +00:00
|
|
|
}
|
2018-10-20 20:32:57 +00:00
|
|
|
(void) wrefresh(obj->text);
|
2011-01-13 02:21:23 +00:00
|
|
|
if (obj->is_eof)
|
|
|
|
break;
|
|
|
|
}
|
2011-04-17 17:00:55 +00:00
|
|
|
|
2018-10-20 20:32:57 +00:00
|
|
|
dlg_trace_win(obj->obj.win);
|
|
|
|
curs_set(1);
|
|
|
|
|
2011-04-17 17:00:55 +00:00
|
|
|
if (pauseopt) {
|
2018-10-20 20:32:57 +00:00
|
|
|
int need = 1 + MARGIN;
|
|
|
|
int base = getmaxy(obj->text) - need;
|
|
|
|
if (i >= base) {
|
|
|
|
i -= base;
|
|
|
|
if (i > need)
|
|
|
|
i = need;
|
|
|
|
if (i > 0) {
|
|
|
|
scrollok(obj->text, TRUE);
|
|
|
|
}
|
|
|
|
wscrl(obj->text, i);
|
|
|
|
}
|
|
|
|
(void) wrefresh(obj->text);
|
|
|
|
result = pause_for_ok(obj, title, cprompt);
|
2011-04-17 17:00:55 +00:00
|
|
|
} else {
|
2018-10-20 20:32:57 +00:00
|
|
|
wrefresh(obj->obj.win);
|
2011-04-17 17:00:55 +00:00
|
|
|
result = DLG_EXIT_OK;
|
|
|
|
}
|
|
|
|
|
2018-10-20 20:32:57 +00:00
|
|
|
free_obj(obj);
|
2011-01-13 02:21:23 +00:00
|
|
|
|
2012-10-21 18:18:09 +00:00
|
|
|
return result;
|
2011-01-13 02:21:23 +00:00
|
|
|
}
|
2011-04-17 17:00:55 +00:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Display text from a stdin in a scrolling window.
|
|
|
|
*/
|
|
|
|
int
|
|
|
|
dialog_progressbox(const char *title, const char *cprompt, int height, int width)
|
|
|
|
{
|
|
|
|
int result;
|
|
|
|
result = dlg_progressbox(title,
|
|
|
|
cprompt,
|
|
|
|
height,
|
|
|
|
width,
|
|
|
|
FALSE,
|
|
|
|
dialog_state.pipe_input);
|
|
|
|
dialog_state.pipe_input = 0;
|
|
|
|
return result;
|
|
|
|
}
|