1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
39 #define NULLWIN -1
71 static int crashes(long x, long y, long a, long b)  in crashes()  argument
73 	return ((x <= a && a <= y) || (x <= b && b <= y));  in crashes()
76 static int fits(long x, long y, long a, long b)  in fits()  argument
78 	return ((x <= a) && (b <= y));  in fits()
84 	unsigned long x, y, size, old_start, old_end;  in handlesliderctl()  local
87 	step = sliderctl->step;  in handlesliderctl()
88 	old_start = *(sliderctl->start);  in handlesliderctl()
90 	old_end = *(sliderctl->end);  in handlesliderctl()
92 	size = old_end - old_start + 1;  in handlesliderctl()
94 	switch (sliderctl->op) {  in handlesliderctl()
99 		for (i = 0; i < sliderctl->nspaces; i++) {  in handlesliderctl()
100 			x = (sliderctl->spaces)[i][0];  in handlesliderctl()
101 			y = (sliderctl->spaces)[i][1];  in handlesliderctl()
103 			if (crashes(x, y, new_start, new_end)) {  in handlesliderctl()
104 				new_start = y + 1;  in handlesliderctl()
105 				new_end = new_start + size - 1;  in handlesliderctl()
111 		new_start = old_start - step;  in handlesliderctl()
112 		new_end = old_end - step;  in handlesliderctl()
114 		for (i = sliderctl->nspaces - 1; i >= 0; i--) {  in handlesliderctl()
115 			x = (sliderctl->spaces)[i][0];  in handlesliderctl()
116 			y = (sliderctl->spaces)[i][1];  in handlesliderctl()
118 			if (crashes(x, y, new_start, new_end)) {  in handlesliderctl()
119 				new_end = x - 1;  in handlesliderctl()
120 				new_start = new_end - size + 1;  in handlesliderctl()
129 		new_start = old_start - step;  in handlesliderctl()
130 		for (i = 0; i < sliderctl->nspaces; i++) {  in handlesliderctl()
131 			x = (sliderctl->spaces)[i][0];  in handlesliderctl()
132 			y = (sliderctl->spaces)[i][1];  in handlesliderctl()
134 			if (crashes(x, y, new_start, new_end)) {  in handlesliderctl()
142 		for (i = 0; i < sliderctl->nspaces; i++) {  in handlesliderctl()
143 			x = (sliderctl->spaces)[i][0];  in handlesliderctl()
144 			y = (sliderctl->spaces)[i][1];  in handlesliderctl()
146 			if (crashes(x, y, new_start, new_end)) {  in handlesliderctl()
153 		new_end = old_end - step;  in handlesliderctl()
157 		new_end = size - 1;  in handlesliderctl()
158 		for (i = 0; i < sliderctl->nspaces; i++) {  in handlesliderctl()
159 			x = (sliderctl->spaces)[i][0];  in handlesliderctl()
160 			y = (sliderctl->spaces)[i][1];  in handlesliderctl()
162 			if (crashes(x, y, new_start, new_end)) {  in handlesliderctl()
163 				new_start = y + 1;  in handlesliderctl()
164 				new_end = new_start + size - 1;  in handlesliderctl()
170 		new_end = (sliderctl->length) - 1;  in handlesliderctl()
171 		new_start = new_end - size + 1;  in handlesliderctl()
172 		for (i = sliderctl->nspaces - 1; i >= 0; i--) {  in handlesliderctl()
173 			x = (sliderctl->spaces)[i][0];  in handlesliderctl()
174 			y = (sliderctl->spaces)[i][1];  in handlesliderctl()
176 			if (crashes(x, y, new_start, new_end)) {  in handlesliderctl()
177 				new_end = x - 1;  in handlesliderctl()
178 				new_start = new_end - size + 1;  in handlesliderctl()
184 		if (size < 10) {  in handlesliderctl()
187 			tmpstep = ((sliderctl->length) * 10) / 100;  in handlesliderctl()
189 		new_start = old_start - tmpstep;  in handlesliderctl()
190 		new_end = old_end - tmpstep;  in handlesliderctl()
192 		for (i = sliderctl->nspaces - 1; i >= 0; i--) {  in handlesliderctl()
193 			x = (sliderctl->spaces)[i][0];  in handlesliderctl()
194 			y = (sliderctl->spaces)[i][1];  in handlesliderctl()
196 			if (crashes(x, y, new_start, new_end)) {  in handlesliderctl()
197 				new_end = x - 1;  in handlesliderctl()
198 				new_start = new_end - size + 1;  in handlesliderctl()
204 		if (size < 10) {  in handlesliderctl()
207 			tmpstep = ((sliderctl->length) * 10) / 100;  in handlesliderctl()
212 		for (i = 0; i < sliderctl->nspaces; i++) {  in handlesliderctl()
213 			x = (sliderctl->spaces)[i][0];  in handlesliderctl()
214 			y = (sliderctl->spaces)[i][1];  in handlesliderctl()
216 			if (crashes(x, y, new_start, new_end)) {  in handlesliderctl()
217 				new_start = y + 1;  in handlesliderctl()
218 				new_end = new_start + size - 1;  in handlesliderctl()
228 			--step;  in handlesliderctl()
233 	if (fits(0, (sliderctl->length) - 1, new_start, new_end) != 1) {  in handlesliderctl()
243 	sliderctl->step = step;  in handlesliderctl()
245 	*(sliderctl->start) = new_start;  in handlesliderctl()
246 	*(sliderctl->end) = new_end;  in handlesliderctl()
260 		mvwhline(win, 0, w / 2 - l / 2, UARROW(conf), l);  in drawsquare()
261 		mvwhline(win, h - 1, w / 2 - l / 2, DARROW(conf), l);  in drawsquare()
281 	int i, y, x, l, height, width;  in print_slider()  local
292 		mvwvline(win, 1, width - 1, RARROW(conf), 1);  in print_slider()
296 	y = height / 2;  in print_slider()
297 	width -= 1;  in print_slider()
305 		l = ((e - s) * width) / length;  in print_slider()
307 		if ((e - s) == 0) {  in print_slider()
313 		mvwhline(win, y, x + 1, ch, l);  in print_slider()
318 	l = (((*end) - (*start)) * width) / length;  in print_slider()
319 	if ((*end - *start) == 0) {  in print_slider()
324 	mvwhline(win, y, s + 1, ch, l);  in print_slider()
348 	yslider = d->y + d->h - 15;  in slider_draw()
349 	xslider = d->x + d->w / 2 - 17;  in slider_draw()
351 	mvwaddstr(d->widget, d->h - 16, d->w / 2 - 17, buf);  in slider_draw()
353 	update_box(d->conf, start_win, yslider, xslider, 3, 17, RAISED);  in slider_draw()
355 	mvwaddstr(d->widget, d->h - 16, d->w / 2, buf);  in slider_draw()
357 	update_box(d->conf, end_win, yslider, xslider + 17, 3, 17, RAISED);  in slider_draw()
358 	asprintf(&buf, "Size (%s)", unit);  in slider_draw()
359 	mvwaddstr(d->widget, d->h - 12, d->w / 2 - 17, buf);  in slider_draw()
361 	update_box(d->conf, size_win, yslider + 4, xslider, 3, 17, RAISED);  in slider_draw()
363 	mvwaddstr(d->widget, d->h - 12, d->w / 2, buf);  in slider_draw()
365 	update_box(d->conf, step_win, yslider + 4, xslider + 17, 3, 17, RAISED);  in slider_draw()
367 	update_box(d->conf, slider_win, yslider + 7, xslider, 3, 34, RAISED);  in slider_draw()
368 	wnoutrefresh(d->widget);  in slider_draw()
384 	unsigned long size;  in bsddialog_slider()  local
415 		RETURN_ERROR("Cannot build WINDOW for size");  in bsddialog_slider()
429 		size = *(ctl.end) - *(ctl.start) + 1;  in bsddialog_slider()
432 		drawsquare(conf, size_win, RAISED, 0, "%15lu", size);  in bsddialog_slider()
443 			if (focusbuttons || conf->button.always_active) {  in bsddialog_slider()
449 			if (conf->key.enable_esc) {  in bsddialog_slider()
461 					    conf->button.always_active ? 0 : -1;  in bsddialog_slider()
481 					    conf->button.always_active ? 0 : -1;  in bsddialog_slider()
494 				dialog.bs.curr--;  in bsddialog_slider()
499 					    conf->button.always_active ? 0 : -1;  in bsddialog_slider()
518 				     conf->button.always_active ? 0 : -1;  in bsddialog_slider()
561 		case '-':  in bsddialog_slider()
638 			if (conf->key.f1_file == NULL &&  in bsddialog_slider()
639 			    conf->key.f1_message == NULL)  in bsddialog_slider()