contrib/dialog/mixedgauge.c

   1 /*
   2  *  $Id: mixedgauge.c,v 1.38 2022/04/03 22:38:16 tom Exp $
   3  *
   4  *  mixedgauge.c -- implements the mixedgauge dialog
   5  *
   6  *  Copyright 2007-2021,2022    Thomas E. Dickey
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU Lesser General Public License, version 2.1
  10  *  as published by the Free Software Foundation.
  11  *
  12  *  This program is distributed in the hope that it will be useful, but
  13  *  WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  *  Lesser General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU Lesser General Public
  18  *  License along with this program; if not, write to
  19  *      Free Software Foundation, Inc.
  20  *      51 Franklin St., Fifth Floor
  21  *      Boston, MA 02110, USA.
  22  *
  23  *  This is inspired by a patch from Kiran Cherupally
  24  *  (but different interface design).
  25  */
  26
  27 #include <dlg_internals.h>
  28
  29 #define LLEN(n) ((n) * MIXEDGAUGE_TAGS)
  30 #define ItemData(i)    &items[LLEN(i)]
  31 #define ItemName(i)    items[LLEN(i)]
  32 #define ItemText(i)    items[LLEN(i) + 1]
  33
  34 #define MIN_HIGH (4)
  35 #define MIN_WIDE (10 + 2 * (2 + MARGIN))
  36
  37 typedef struct {
  38     WINDOW *dialog;
  39     WINDOW *caption;
  40     const char *title;
  41     char *prompt;
  42     int height, old_height, min_height;
  43     int width, old_width, min_width;
  44     int len_name, len_text;
  45     int item_no;
  46     DIALOG_LISTITEM *list;
  47 } DIALOG_MIXEDGAUGE;
  48
  49 static const char *
  50 status_string(char *given, char **freeMe)
  51 {
  52     const char *result;
  53
  54     *freeMe = 0;
  55     if (isdigit(UCH(*given))) {
  56         switch (*given) {
  57         case '0':
  58             result = _("Succeeded");
  59             break;
  60         case '1':
  61             result = _("Failed");
  62             break;
  63         case '2':
  64             result = _("Passed");
  65             break;
  66         case '3':
  67             result = _("Completed");
  68             break;
  69         case '4':
  70             result = _("Checked");
  71             break;
  72         case '5':
  73             result = _("Done");
  74             break;
  75         case '6':
  76             result = _("Skipped");
  77             break;
  78         case '7':
  79             result = _("In Progress");
  80             break;
  81         case '8':
  82             result = "";
  83             break;
  84         case '9':
  85             result = _("N/A");
  86             break;
  87         default:
  88             result = "?";
  89             break;
  90         }
  91     } else if (*given == '-') {
  92         size_t need = strlen(++given) + 4;
  93         char *temp = dlg_malloc(char, need);
  94         *freeMe = temp;
  95         sprintf(temp, "%3s%%", given);
  96         result = temp;
  97     } else if (!isspace(UCH(*given))) {
  98         result = given;
  99     } else {
 100         result = 0;
 101     }
 102     return result;
 103 }
 104
 105 /* This function displays status messages */
 106 static void
 107 myprint_status(DIALOG_MIXEDGAUGE * dlg)
 108 {
 109     WINDOW *win = dlg->dialog;
 110     int limit_y = dlg->height;
 111     int limit_x = dlg->width;
 112
 113     int item;
 114     int cells = dlg->len_text - 2;
 115     int lm = limit_x - dlg->len_text - 1;
 116     int bm = limit_y;           /* bottom margin */
 117     int last_y = 0, last_x = 0;
 118     int j, xxx;
 119     float percent;
 120     char *freeMe = 0;
 121
 122     bm -= (2 * MARGIN);
 123     getyx(win, last_y, last_x);
 124     for (item = 0; item < dlg->item_no; ++item) {
 125         const char *status = "";
 126         chtype attr = A_NORMAL;
 127         int y = item + MARGIN + 1;
 128
 129         if (y > bm)
 130             break;
 131
 132         status = status_string(dlg->list[item].text, &freeMe);
 133         if (status == 0 || *status == 0) {
 134             free(freeMe);
 135             continue;
 136         }
 137
 138         (void) wmove(win, y, 2 * MARGIN);
 139         dlg_attrset(win, dialog_attr);
 140         dlg_print_text(win, dlg->list[item].name, lm, &attr);
 141
 142         (void) wmove(win, y, lm);
 143         (void) waddch(win, '[');
 144         (void) wmove(win, y, lm + (cells - (int) strlen(status)) / 2);
 145         if (freeMe) {
 146             (void) wmove(win, y, lm + 1);
 147             dlg_attrset(win, title_attr);
 148             for (j = 0; j < cells; j++)
 149                 (void) waddch(win, ' ');
 150
 151             (void) wmove(win, y, lm + (cells - (int) strlen(status)) / 2);
 152             (void) waddstr(win, status);
 153
 154             if ((title_attr & A_REVERSE) != 0) {
 155                 dlg_attroff(win, A_REVERSE);
 156             } else {
 157                 dlg_attrset(win, A_REVERSE);
 158             }
 159             (void) wmove(win, y, lm + 1);
 160
 161             if (sscanf(status, "%f%%", &percent) != 1)
 162                 percent = 0.0;
 163             xxx = (int) ((cells * (percent + 0.5)) / 100.0);
 164             for (j = 0; j < xxx; j++) {
 165                 chtype ch1 = winch(win);
 166                 if (title_attr & A_REVERSE) {
 167                     ch1 &= ~A_REVERSE;
 168                 }
 169                 (void) waddch(win, ch1);
 170             }
 171             free(freeMe);
 172
 173         } else {
 174             (void) wmove(win, y, lm + (cells - (int) strlen(status)) / 2);
 175             (void) waddstr(win, status);
 176         }
 177         (void) wmove(win, y, limit_x - 3);
 178         dlg_attrset(win, dialog_attr);
 179         (void) waddch(win, ']');
 180         (void) wnoutrefresh(win);
 181     }
 182     if (win != 0)
 183         wmove(win, last_y, last_x);
 184 }
 185
 186 static void
 187 mydraw_mixed_box(WINDOW *win, int y, int x, int height, int width,
 188                  chtype boxchar, chtype borderchar)
 189 {
 190     dlg_draw_box(win, y, x, height, width, boxchar, borderchar);
 191     {
 192         chtype attr = A_NORMAL;
 193         const char *message = _("Overall Progress");
 194         chtype save2 = dlg_get_attrs(win);
 195         dlg_attrset(win, title_attr);
 196         (void) wmove(win, y, x + 2);
 197         dlg_print_text(win, message, width, &attr);
 198         dlg_attrset(win, save2);
 199     }
 200 }
 201
 202 static char *
 203 clean_copy(const char *string)
 204 {
 205     char *result = dlg_strclone(string);
 206
 207     dlg_trim_string(result);
 208     dlg_tab_correct_str(result);
 209     return result;
 210 }
 211
 212 /*
 213  * Update mixed-gauge dialog (may be from pipe, may be via direct calls).
 214  */
 215 static void
 216 dlg_update_mixedgauge(DIALOG_MIXEDGAUGE * dlg, int percent)
 217 {
 218     int i, x;
 219
 220     /*
 221      * Clear the area for the progress bar by filling it with spaces
 222      * in the title-attribute, and write the percentage with that
 223      * attribute.
 224      */
 225     (void) wmove(dlg->dialog, dlg->height - 3, 4);
 226     dlg_attrset(dlg->dialog, gauge_attr);
 227
 228     for (i = 0; i < (dlg->width - 2 * (3 + MARGIN)); i++)
 229         (void) waddch(dlg->dialog, ' ');
 230
 231     (void) wmove(dlg->dialog, dlg->height - 3, (dlg->width / 2) - 2);
 232     (void) wprintw(dlg->dialog, "%3d%%", percent);
 233
 234     /*
 235      * Now draw a bar in reverse, relative to the background.
 236      * The window attribute was useful for painting the background,
 237      * but requires some tweaks to reverse it.
 238      */
 239     x = (percent * (dlg->width - 2 * (3 + MARGIN))) / 100;
 240     if ((title_attr & A_REVERSE) != 0) {
 241         dlg_attroff(dlg->dialog, A_REVERSE);
 242     } else {
 243         dlg_attrset(dlg->dialog, A_REVERSE);
 244     }
 245     (void) wmove(dlg->dialog, dlg->height - 3, 4);
 246     for (i = 0; i < x; i++) {
 247         chtype ch = winch(dlg->dialog);
 248         if (title_attr & A_REVERSE) {
 249             ch &= ~A_REVERSE;
 250         }
 251         (void) waddch(dlg->dialog, ch);
 252     }
 253     myprint_status(dlg);
 254     dlg_trace_win(dlg->dialog);
 255 }
 256
 257 /*
 258  * Setup dialog.
 259  */
 260 static void
 261 dlg_begin_mixedgauge(DIALOG_MIXEDGAUGE * dlg,
 262                      int *began,
 263                      const char *aTitle,
 264                      const char *aPrompt,
 265                      int aHeight,
 266                      int aWidth,
 267                      int aItemNo,
 268                      char **items)
 269 {
 270     int y, x;
 271
 272     if (!*began) {
 273         int n;
 274
 275         curs_set(0);
 276
 277         memset(dlg, 0, sizeof(*dlg));
 278         dlg->title = aTitle;
 279         dlg->prompt = clean_copy(aPrompt);
 280         dlg->height = dlg->old_height = aHeight;
 281         dlg->width = dlg->old_width = aWidth;
 282         dlg->item_no = aItemNo;
 283
 284         dlg->list = dlg_calloc(DIALOG_LISTITEM, (size_t) aItemNo);
 285         assert_ptr(dlg->list, "dialog_mixedgauge");
 286
 287         dlg->len_name = 0;
 288         dlg->len_text = 15;
 289
 290         for (n = 0; n < aItemNo; ++n) {
 291             int thisWidth = (int) strlen(ItemName(n));
 292             if (dlg->len_name < thisWidth)
 293                 dlg->len_name = thisWidth;
 294             dlg->list[n].name = ItemName(n);
 295             dlg->list[n].text = ItemText(n);
 296         }
 297
 298         dlg->min_height = MIN_HIGH + aItemNo;
 299         dlg->min_width = MIN_WIDE + dlg->len_name + GUTTER + dlg->len_text;
 300
 301         if (dlg->prompt != 0 && *(dlg->prompt) != 0)
 302             dlg->min_height += (2 * MARGIN);
 303 #ifdef KEY_RESIZE
 304         nodelay(stdscr, TRUE);
 305 #endif
 306     }
 307 #ifdef KEY_RESIZE
 308     else {
 309         dlg_del_window(dlg->dialog);
 310         dlg->height = dlg->old_height;
 311         dlg->width = dlg->old_width;
 312     }
 313 #endif
 314
 315     dlg_auto_size(dlg->title, dlg->prompt,
 316                   &(dlg->height),
 317                   &(dlg->width),
 318                   dlg->min_height,
 319                   dlg->min_width);
 320     dlg_print_size(dlg->height, dlg->width);
 321     dlg_ctl_size(dlg->height, dlg->width);
 322
 323     /* center dialog box on screen */
 324     x = dlg_box_x_ordinate(dlg->width);
 325     y = dlg_box_y_ordinate(dlg->height);
 326
 327     dlg->dialog = dlg_new_window(dlg->height, dlg->width, y, x);
 328
 329     (void) werase(dlg->dialog);
 330     dlg_draw_box2(dlg->dialog,
 331                   0, 0,
 332                   dlg->height,
 333                   dlg->width,
 334                   dialog_attr, border_attr, border2_attr);
 335
 336     dlg_draw_title(dlg->dialog, dlg->title);
 337     dlg_draw_helpline(dlg->dialog, FALSE);
 338
 339     if ((dlg->prompt != 0 && *(dlg->prompt) != 0)
 340         && wmove(dlg->dialog, dlg->item_no, 0) != ERR) {
 341         dlg->caption = dlg_sub_window(dlg->dialog,
 342                                       dlg->height - dlg->item_no - (2 * MARGIN),
 343                                       dlg->width,
 344                                       y + dlg->item_no + (2 * MARGIN),
 345                                       x);
 346         dlg_attrset(dlg->caption, dialog_attr);
 347         dlg_print_autowrap(dlg->caption, dlg->prompt, dlg->height, dlg->width);
 348     }
 349
 350     mydraw_mixed_box(dlg->dialog,
 351                      dlg->height - 4,
 352                      2 + MARGIN,
 353                      2 + MARGIN,
 354                      dlg->width - 2 * (2 + MARGIN),
 355                      dialog_attr,
 356                      border_attr);
 357
 358     *began += 1;
 359 }
 360
 361 /*
 362  * Discard the mixed-gauge dialog.
 363  */
 364 static int
 365 dlg_finish_mixedgauge(DIALOG_MIXEDGAUGE * dlg, int status)
 366 {
 367     (void) wrefresh(dlg->dialog);
 368 #ifdef KEY_RESIZE
 369     nodelay(stdscr, FALSE);
 370 #endif
 371     curs_set(1);
 372     dlg_del_window(dlg->dialog);
 373     free(dlg->prompt);
 374     free(dlg->list);
 375     return status;
 376 }
 377
 378 /*
 379  * Setup dialog, read mixed-gauge data from pipe.
 380  */
 381 int
 382 dialog_mixedgauge(const char *title,
 383                   const char *cprompt,
 384                   int height,
 385                   int width,
 386                   int percent,
 387                   int item_no,
 388                   char **items)
 389 {
 390     DIALOG_MIXEDGAUGE dlg;
 391     int began = 0;
 392
 393     DLG_TRACE(("# mixedgauge args:\n"));
 394     DLG_TRACE2S("title", title);
 395     DLG_TRACE2S("message", cprompt);
 396     DLG_TRACE2N("height", height);
 397     DLG_TRACE2N("width", width);
 398     DLG_TRACE2N("percent", percent);
 399     DLG_TRACE2N("llength", item_no);
 400     /* FIXME dump the items[][] too */
 401
 402     dlg_begin_mixedgauge(&dlg, &began, title, cprompt, height,
 403                          width, item_no, items);
 404
 405     dlg_update_mixedgauge(&dlg, percent);
 406
 407     return dlg_finish_mixedgauge(&dlg, DLG_EXIT_OK);
 408 }