freebsd-dev/contrib/dialog/mixedgauge.c

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/*
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* $Id: mixedgauge.c,v 1.30 2012/11/18 16:30:20 tom Exp $
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*
* mixedgauge.c -- implements the mixedgauge dialog
*
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* Copyright 2007-2011,2012 Thomas E. Dickey
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*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License, version 2.1
* as published by the Free Software Foundation.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to
* Free Software Foundation, Inc.
* 51 Franklin St., Fifth Floor
* Boston, MA 02110, USA.
*
* This is inspired by a patch from Kiran Cherupally
* (but different interface design).
*/
#include <dialog.h>
#define LLEN(n) ((n) * MIXEDGAUGE_TAGS)
#define ItemData(i) &items[LLEN(i)]
#define ItemName(i) items[LLEN(i)]
#define ItemText(i) items[LLEN(i) + 1]
#define MIN_HIGH (4)
#define MIN_WIDE (10 + 2 * (2 + MARGIN))
typedef struct {
WINDOW *dialog;
WINDOW *caption;
const char *title;
char *prompt;
int height, old_height, min_height;
int width, old_width, min_width;
int len_name, len_text;
int item_no;
DIALOG_LISTITEM *list;
} DIALOG_MIXEDGAUGE;
static const char *
status_string(char *given, char **freeMe)
{
const char *result;
*freeMe = 0;
if (isdigit(UCH(*given))) {
switch (*given) {
case '0':
result = _("Succeeded");
break;
case '1':
result = _("Failed");
break;
case '2':
result = _("Passed");
break;
case '3':
result = _("Completed");
break;
case '4':
result = _("Checked");
break;
case '5':
result = _("Done");
break;
case '6':
result = _("Skipped");
break;
case '7':
result = _("In Progress");
break;
case '8':
result = "";
break;
case '9':
result = _("N/A");
break;
default:
result = "?";
break;
}
} else if (*given == '-') {
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size_t need = strlen(++given);
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char *temp = dlg_malloc(char, need);
*freeMe = temp;
sprintf(temp, "%3s%%", given);
result = temp;
} else if (!isspace(UCH(*given))) {
result = given;
} else {
result = 0;
}
return result;
}
/* This function displays status messages */
static void
myprint_status(DIALOG_MIXEDGAUGE * dlg)
{
WINDOW *win = dlg->dialog;
int limit_y = dlg->height;
int limit_x = dlg->width;
int y = MARGIN;
int item;
int cells = dlg->len_text - 2;
int lm = limit_x - dlg->len_text - 1;
int bm = limit_y; /* bottom margin */
int last_y = 0, last_x = 0;
int j, xxx;
float percent;
const char *status = "";
char *freeMe = 0;
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bm -= (2 * MARGIN);
getyx(win, last_y, last_x);
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for (item = 0; item < dlg->item_no; ++item) {
chtype attr = A_NORMAL;
y = item + MARGIN + 1;
if (y > bm)
break;
status = status_string(dlg->list[item].text, &freeMe);
if (status == 0 || *status == 0)
continue;
(void) wmove(win, y, 2 * MARGIN);
dlg_print_text(win, dlg->list[item].name, lm, &attr);
(void) wmove(win, y, lm);
(void) waddch(win, '[');
(void) wmove(win, y, lm + (cells - (int) strlen(status)) / 2);
if (freeMe) {
(void) wmove(win, y, lm + 1);
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(void) wattrset(win, title_attr);
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for (j = 0; j < cells; j++)
(void) waddch(win, ' ');
(void) wmove(win, y, lm + (cells - (int) strlen(status)) / 2);
(void) waddstr(win, status);
if ((title_attr & A_REVERSE) != 0) {
wattroff(win, A_REVERSE);
} else {
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(void) wattrset(win, A_REVERSE);
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}
(void) wmove(win, y, lm + 1);
if (sscanf(status, "%f%%", &percent) != 1)
percent = 0.0;
xxx = (int) ((cells * (percent + 0.5)) / 100.0);
for (j = 0; j < xxx; j++) {
chtype ch1 = winch(win);
if (title_attr & A_REVERSE) {
ch1 &= ~A_REVERSE;
}
(void) waddch(win, ch1);
}
free(freeMe);
} else {
(void) wmove(win, y, lm + (cells - (int) strlen(status)) / 2);
(void) waddstr(win, status);
}
(void) wmove(win, y, limit_x - 3);
(void) waddch(win, ']');
(void) wnoutrefresh(win);
}
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if (win != 0)
wmove(win, last_y, last_x);
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}
static void
mydraw_mixed_box(WINDOW *win, int y, int x, int height, int width,
chtype boxchar, chtype borderchar)
{
dlg_draw_box(win, y, x, height, width, boxchar, borderchar);
{
chtype attr = A_NORMAL;
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const char *message = _("Overall Progress");
chtype save2 = dlg_get_attrs(win);
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(void) wattrset(win, title_attr);
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(void) wmove(win, y, x + 2);
dlg_print_text(win, message, width, &attr);
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(void) wattrset(win, save2);
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}
}
static char *
clean_copy(const char *string)
{
char *result = dlg_strclone(string);
dlg_trim_string(result);
dlg_tab_correct_str(result);
return result;
}
/*
* Update mixed-gauge dialog (may be from pipe, may be via direct calls).
*/
static void
dlg_update_mixedgauge(DIALOG_MIXEDGAUGE * dlg, int percent)
{
int i, x;
/*
* Clear the area for the progress bar by filling it with spaces
* in the title-attribute, and write the percentage with that
* attribute.
*/
(void) wmove(dlg->dialog, dlg->height - 3, 4);
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(void) wattrset(dlg->dialog, gauge_attr);
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for (i = 0; i < (dlg->width - 2 * (3 + MARGIN)); i++)
(void) waddch(dlg->dialog, ' ');
(void) wmove(dlg->dialog, dlg->height - 3, (dlg->width / 2) - 2);
(void) wprintw(dlg->dialog, "%3d%%", percent);
/*
* Now draw a bar in reverse, relative to the background.
* The window attribute was useful for painting the background,
* but requires some tweaks to reverse it.
*/
x = (percent * (dlg->width - 2 * (3 + MARGIN))) / 100;
if ((title_attr & A_REVERSE) != 0) {
wattroff(dlg->dialog, A_REVERSE);
} else {
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(void) wattrset(dlg->dialog, A_REVERSE);
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}
(void) wmove(dlg->dialog, dlg->height - 3, 4);
for (i = 0; i < x; i++) {
chtype ch = winch(dlg->dialog);
if (title_attr & A_REVERSE) {
ch &= ~A_REVERSE;
}
(void) waddch(dlg->dialog, ch);
}
myprint_status(dlg);
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dlg_trace_win(dlg->dialog);
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}
/*
* Setup dialog.
*/
static void
dlg_begin_mixedgauge(DIALOG_MIXEDGAUGE * dlg,
int *began,
const char *aTitle,
const char *aPrompt,
int aHeight,
int aWidth,
int aItemNo,
char **items)
{
int n, y, x;
if (!*began) {
curs_set(0);
memset(dlg, 0, sizeof(*dlg));
dlg->title = aTitle;
dlg->prompt = clean_copy(aPrompt);
dlg->height = dlg->old_height = aHeight;
dlg->width = dlg->old_width = aWidth;
dlg->item_no = aItemNo;
dlg->list = dlg_calloc(DIALOG_LISTITEM, (size_t) aItemNo);
assert_ptr(dlg->list, "dialog_mixedgauge");
dlg->len_name = 0;
dlg->len_text = 15;
for (n = 0; n < aItemNo; ++n) {
int thisWidth = (int) strlen(ItemName(n));
if (dlg->len_name < thisWidth)
dlg->len_name = thisWidth;
dlg->list[n].name = ItemName(n);
dlg->list[n].text = ItemText(n);
}
dlg->min_height = MIN_HIGH + aItemNo;
dlg->min_width = MIN_WIDE + dlg->len_name + GUTTER + dlg->len_text;
if (dlg->prompt != 0 && *(dlg->prompt) != 0)
dlg->min_height += (2 * MARGIN);
#ifdef KEY_RESIZE
nodelay(stdscr, TRUE);
#endif
}
#ifdef KEY_RESIZE
else {
dlg_del_window(dlg->dialog);
dlg->height = dlg->old_height;
dlg->width = dlg->old_width;
}
#endif
dlg_auto_size(dlg->title, dlg->prompt,
&(dlg->height),
&(dlg->width),
dlg->min_height,
dlg->min_width);
dlg_print_size(dlg->height, dlg->width);
dlg_ctl_size(dlg->height, dlg->width);
/* center dialog box on screen */
x = dlg_box_x_ordinate(dlg->width);
y = dlg_box_y_ordinate(dlg->height);
dlg->dialog = dlg_new_window(dlg->height, dlg->width, y, x);
(void) werase(dlg->dialog);
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dlg_draw_box2(dlg->dialog,
0, 0,
dlg->height,
dlg->width,
dialog_attr, border_attr, border2_attr);
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dlg_draw_title(dlg->dialog, dlg->title);
dlg_draw_helpline(dlg->dialog, FALSE);
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if ((dlg->prompt != 0 && *(dlg->prompt) != 0)
&& wmove(dlg->dialog, dlg->item_no, 0) != ERR) {
dlg->caption = dlg_sub_window(dlg->dialog,
dlg->height - dlg->item_no - (2 * MARGIN),
dlg->width,
y + dlg->item_no + (2 * MARGIN),
x);
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(void) wattrset(dlg->caption, dialog_attr);
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dlg_print_autowrap(dlg->caption, dlg->prompt, dlg->height, dlg->width);
}
mydraw_mixed_box(dlg->dialog,
dlg->height - 4,
2 + MARGIN,
2 + MARGIN,
dlg->width - 2 * (2 + MARGIN),
dialog_attr,
border_attr);
*began += 1;
}
/*
* Discard the mixed-gauge dialog.
*/
static int
dlg_finish_mixedgauge(DIALOG_MIXEDGAUGE * dlg, int status)
{
(void) wrefresh(dlg->dialog);
#ifdef KEY_RESIZE
nodelay(stdscr, FALSE);
#endif
curs_set(1);
dlg_del_window(dlg->dialog);
return status;
}
/*
* Setup dialog, read mixed-gauge data from pipe.
*/
int
dialog_mixedgauge(const char *title,
const char *cprompt,
int height,
int width,
int percent,
int item_no,
char **items)
{
DIALOG_MIXEDGAUGE dlg;
int began = 0;
dlg_begin_mixedgauge(&dlg, &began, title, cprompt, height,
width, item_no, items);
dlg_update_mixedgauge(&dlg, percent);
return dlg_finish_mixedgauge(&dlg, DLG_EXIT_OK);
}