xref: /freebsd/contrib/dialog/mixedgauge.c (revision 7cc42f6d25ef2e19059d088fa7d4853fe9afefb5)
1 /*
2  *  $Id: mixedgauge.c,v 1.34 2018/06/18 22:09:31 tom Exp $
3  *
4  *  mixedgauge.c -- implements the mixedgauge dialog
5  *
6  *  Copyright 2007-2012,2018	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 <dialog.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 y = MARGIN;
114     int item;
115     int cells = dlg->len_text - 2;
116     int lm = limit_x - dlg->len_text - 1;
117     int bm = limit_y;		/* bottom margin */
118     int last_y = 0, last_x = 0;
119     int j, xxx;
120     float percent;
121     const char *status = "";
122     char *freeMe = 0;
123 
124     bm -= (2 * MARGIN);
125     getyx(win, last_y, last_x);
126     for (item = 0; item < dlg->item_no; ++item) {
127 	chtype attr = A_NORMAL;
128 
129 	y = item + MARGIN + 1;
130 	if (y > bm)
131 	    break;
132 
133 	status = status_string(dlg->list[item].text, &freeMe);
134 	if (status == 0 || *status == 0)
135 	    continue;
136 
137 	(void) wmove(win, y, 2 * MARGIN);
138 	dlg_attrset(win, dialog_attr);
139 	dlg_print_text(win, dlg->list[item].name, lm, &attr);
140 
141 	(void) wmove(win, y, lm);
142 	(void) waddch(win, '[');
143 	(void) wmove(win, y, lm + (cells - (int) strlen(status)) / 2);
144 	if (freeMe) {
145 	    (void) wmove(win, y, lm + 1);
146 	    dlg_attrset(win, title_attr);
147 	    for (j = 0; j < cells; j++)
148 		(void) waddch(win, ' ');
149 
150 	    (void) wmove(win, y, lm + (cells - (int) strlen(status)) / 2);
151 	    (void) waddstr(win, status);
152 
153 	    if ((title_attr & A_REVERSE) != 0) {
154 		dlg_attroff(win, A_REVERSE);
155 	    } else {
156 		dlg_attrset(win, A_REVERSE);
157 	    }
158 	    (void) wmove(win, y, lm + 1);
159 
160 	    if (sscanf(status, "%f%%", &percent) != 1)
161 		percent = 0.0;
162 	    xxx = (int) ((cells * (percent + 0.5)) / 100.0);
163 	    for (j = 0; j < xxx; j++) {
164 		chtype ch1 = winch(win);
165 		if (title_attr & A_REVERSE) {
166 		    ch1 &= ~A_REVERSE;
167 		}
168 		(void) waddch(win, ch1);
169 	    }
170 	    free(freeMe);
171 
172 	} else {
173 	    (void) wmove(win, y, lm + (cells - (int) strlen(status)) / 2);
174 	    (void) waddstr(win, status);
175 	}
176 	(void) wmove(win, y, limit_x - 3);
177 	dlg_attrset(win, dialog_attr);
178 	(void) waddch(win, ']');
179 	(void) wnoutrefresh(win);
180     }
181     if (win != 0)
182 	wmove(win, last_y, last_x);
183 }
184 
185 static void
186 mydraw_mixed_box(WINDOW *win, int y, int x, int height, int width,
187 		 chtype boxchar, chtype borderchar)
188 {
189     dlg_draw_box(win, y, x, height, width, boxchar, borderchar);
190     {
191 	chtype attr = A_NORMAL;
192 	const char *message = _("Overall Progress");
193 	chtype save2 = dlg_get_attrs(win);
194 	dlg_attrset(win, title_attr);
195 	(void) wmove(win, y, x + 2);
196 	dlg_print_text(win, message, width, &attr);
197 	dlg_attrset(win, save2);
198     }
199 }
200 
201 static char *
202 clean_copy(const char *string)
203 {
204     char *result = dlg_strclone(string);
205 
206     dlg_trim_string(result);
207     dlg_tab_correct_str(result);
208     return result;
209 }
210 
211 /*
212  * Update mixed-gauge dialog (may be from pipe, may be via direct calls).
213  */
214 static void
215 dlg_update_mixedgauge(DIALOG_MIXEDGAUGE * dlg, int percent)
216 {
217     int i, x;
218 
219     /*
220      * Clear the area for the progress bar by filling it with spaces
221      * in the title-attribute, and write the percentage with that
222      * attribute.
223      */
224     (void) wmove(dlg->dialog, dlg->height - 3, 4);
225     dlg_attrset(dlg->dialog, gauge_attr);
226 
227     for (i = 0; i < (dlg->width - 2 * (3 + MARGIN)); i++)
228 	(void) waddch(dlg->dialog, ' ');
229 
230     (void) wmove(dlg->dialog, dlg->height - 3, (dlg->width / 2) - 2);
231     (void) wprintw(dlg->dialog, "%3d%%", percent);
232 
233     /*
234      * Now draw a bar in reverse, relative to the background.
235      * The window attribute was useful for painting the background,
236      * but requires some tweaks to reverse it.
237      */
238     x = (percent * (dlg->width - 2 * (3 + MARGIN))) / 100;
239     if ((title_attr & A_REVERSE) != 0) {
240 	dlg_attroff(dlg->dialog, A_REVERSE);
241     } else {
242 	dlg_attrset(dlg->dialog, A_REVERSE);
243     }
244     (void) wmove(dlg->dialog, dlg->height - 3, 4);
245     for (i = 0; i < x; i++) {
246 	chtype ch = winch(dlg->dialog);
247 	if (title_attr & A_REVERSE) {
248 	    ch &= ~A_REVERSE;
249 	}
250 	(void) waddch(dlg->dialog, ch);
251     }
252     myprint_status(dlg);
253     dlg_trace_win(dlg->dialog);
254 }
255 
256 /*
257  * Setup dialog.
258  */
259 static void
260 dlg_begin_mixedgauge(DIALOG_MIXEDGAUGE * dlg,
261 		     int *began,
262 		     const char *aTitle,
263 		     const char *aPrompt,
264 		     int aHeight,
265 		     int aWidth,
266 		     int aItemNo,
267 		     char **items)
268 {
269     int n, y, x;
270 
271     if (!*began) {
272 	curs_set(0);
273 
274 	memset(dlg, 0, sizeof(*dlg));
275 	dlg->title = aTitle;
276 	dlg->prompt = clean_copy(aPrompt);
277 	dlg->height = dlg->old_height = aHeight;
278 	dlg->width = dlg->old_width = aWidth;
279 	dlg->item_no = aItemNo;
280 
281 	dlg->list = dlg_calloc(DIALOG_LISTITEM, (size_t) aItemNo);
282 	assert_ptr(dlg->list, "dialog_mixedgauge");
283 
284 	dlg->len_name = 0;
285 	dlg->len_text = 15;
286 
287 	for (n = 0; n < aItemNo; ++n) {
288 	    int thisWidth = (int) strlen(ItemName(n));
289 	    if (dlg->len_name < thisWidth)
290 		dlg->len_name = thisWidth;
291 	    dlg->list[n].name = ItemName(n);
292 	    dlg->list[n].text = ItemText(n);
293 	}
294 
295 	dlg->min_height = MIN_HIGH + aItemNo;
296 	dlg->min_width = MIN_WIDE + dlg->len_name + GUTTER + dlg->len_text;
297 
298 	if (dlg->prompt != 0 && *(dlg->prompt) != 0)
299 	    dlg->min_height += (2 * MARGIN);
300 #ifdef KEY_RESIZE
301 	nodelay(stdscr, TRUE);
302 #endif
303     }
304 #ifdef KEY_RESIZE
305     else {
306 	dlg_del_window(dlg->dialog);
307 	dlg->height = dlg->old_height;
308 	dlg->width = dlg->old_width;
309     }
310 #endif
311 
312     dlg_auto_size(dlg->title, dlg->prompt,
313 		  &(dlg->height),
314 		  &(dlg->width),
315 		  dlg->min_height,
316 		  dlg->min_width);
317     dlg_print_size(dlg->height, dlg->width);
318     dlg_ctl_size(dlg->height, dlg->width);
319 
320     /* center dialog box on screen */
321     x = dlg_box_x_ordinate(dlg->width);
322     y = dlg_box_y_ordinate(dlg->height);
323 
324     dlg->dialog = dlg_new_window(dlg->height, dlg->width, y, x);
325 
326     (void) werase(dlg->dialog);
327     dlg_draw_box2(dlg->dialog,
328 		  0, 0,
329 		  dlg->height,
330 		  dlg->width,
331 		  dialog_attr, border_attr, border2_attr);
332 
333     dlg_draw_title(dlg->dialog, dlg->title);
334     dlg_draw_helpline(dlg->dialog, FALSE);
335 
336     if ((dlg->prompt != 0 && *(dlg->prompt) != 0)
337 	&& wmove(dlg->dialog, dlg->item_no, 0) != ERR) {
338 	dlg->caption = dlg_sub_window(dlg->dialog,
339 				      dlg->height - dlg->item_no - (2 * MARGIN),
340 				      dlg->width,
341 				      y + dlg->item_no + (2 * MARGIN),
342 				      x);
343 	dlg_attrset(dlg->caption, dialog_attr);
344 	dlg_print_autowrap(dlg->caption, dlg->prompt, dlg->height, dlg->width);
345     }
346 
347     mydraw_mixed_box(dlg->dialog,
348 		     dlg->height - 4,
349 		     2 + MARGIN,
350 		     2 + MARGIN,
351 		     dlg->width - 2 * (2 + MARGIN),
352 		     dialog_attr,
353 		     border_attr);
354 
355     *began += 1;
356 }
357 
358 /*
359  * Discard the mixed-gauge dialog.
360  */
361 static int
362 dlg_finish_mixedgauge(DIALOG_MIXEDGAUGE * dlg, int status)
363 {
364     (void) wrefresh(dlg->dialog);
365 #ifdef KEY_RESIZE
366     nodelay(stdscr, FALSE);
367 #endif
368     curs_set(1);
369     dlg_del_window(dlg->dialog);
370     return status;
371 }
372 
373 /*
374  * Setup dialog, read mixed-gauge data from pipe.
375  */
376 int
377 dialog_mixedgauge(const char *title,
378 		  const char *cprompt,
379 		  int height,
380 		  int width,
381 		  int percent,
382 		  int item_no,
383 		  char **items)
384 {
385     DIALOG_MIXEDGAUGE dlg;
386     int began = 0;
387 
388     DLG_TRACE(("# mixedgauge args:\n"));
389     DLG_TRACE2S("title", title);
390     DLG_TRACE2S("message", cprompt);
391     DLG_TRACE2N("height", height);
392     DLG_TRACE2N("width", width);
393     DLG_TRACE2N("percent", percent);
394     DLG_TRACE2N("llength", item_no);
395     /* FIXME dump the items[][] too */
396 
397     dlg_begin_mixedgauge(&dlg, &began, title, cprompt, height,
398 			 width, item_no, items);
399 
400     dlg_update_mixedgauge(&dlg, percent);
401 
402     return dlg_finish_mixedgauge(&dlg, DLG_EXIT_OK);
403 }
404