2 * Copyright (C) 2013 IBM Corporation
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 #if defined(HAVE_CONFIG_H)
22 #include <linux/input.h> /* This must be included before ncurses.h */
23 #if defined HAVE_NCURSESW_CURSES_H
24 # include <ncursesw/curses.h>
25 #elif defined HAVE_NCURSESW_H
26 # include <ncursesw.h>
27 #elif defined HAVE_NCURSES_CURSES_H
28 # include <ncurses/curses.h>
29 #elif defined HAVE_NCURSES_H
31 #elif defined HAVE_CURSES_H
34 # error "Curses header file not found."
37 #if defined HAVE_NCURSESW_FORM_H
38 # include <ncursesw/form.h>
39 #elif defined HAVE_NCURSES_FORM_H
40 # include <ncurses/form.h>
41 #elif defined HAVE_FORM_H
44 # error "Curses form.h not found."
50 #include <talloc/talloc.h>
51 #include <types/types.h>
53 #include <util/util.h>
56 #include "nc-widgets.h"
60 #define to_checkbox(w) container_of(w, struct nc_widget_checkbox, widget)
61 #define to_textbox(w) container_of(w, struct nc_widget_textbox, widget)
62 #define to_button(w) container_of(w, struct nc_widget_button, widget)
63 #define to_select(w) container_of(w, struct nc_widget_select, widget)
64 #define to_subset(w) container_of(w, struct nc_widget_subset, widget)
66 static const char *checkbox_checked_str = "[*]";
67 static const char *checkbox_unchecked_str = "[ ]";
69 static const char *select_selected_str = "(*)";
70 static const char *select_unselected_str = "( )";
77 int n_fields, n_alloc_fields;
78 void (*widget_focus)(struct nc_widget *, void *);
79 void *widget_focus_arg;
82 /* custom validators */
83 FIELDTYPE *ipv4_multi_type;
88 bool (*process_key)(struct nc_widget *, FORM *, int);
89 void (*set_visible)(struct nc_widget *, bool);
90 void (*move)(struct nc_widget *, int, int);
91 void (*field_focus)(struct nc_widget *, FIELD *);
101 struct nc_widget_label {
102 struct nc_widget widget;
106 struct nc_widget_checkbox {
107 struct nc_widget widget;
111 struct nc_widget_textbox {
112 struct nc_widgetset *set;
113 struct nc_widget widget;
116 struct nc_widget_subset {
117 struct nc_widget widget;
120 struct subset_option {
127 struct nc_widgetset *set;
128 void (*on_change)(void *, int);
130 void (*screen_cb)(void *,
131 struct nc_widget_subset *, int);
134 struct nc_widget_select {
135 struct nc_widget widget;
136 struct select_option {
142 int n_options, selected_option;
143 struct nc_widgetset *set;
144 void (*on_change)(void *, int);
148 struct nc_widget_button {
149 struct nc_widget widget;
150 void (*click)(void *arg);
154 static void widgetset_add_field(struct nc_widgetset *set, FIELD *field);
155 static void widgetset_remove_field(struct nc_widgetset *set, FIELD *field);
157 static bool key_is_select(int key)
159 return key == ' ' || key == '\r' || key == '\n' || key == KEY_ENTER;
162 static bool key_is_minus(int key)
167 static bool key_is_left(int key)
169 return key == KEY_LEFT;
172 static bool key_is_right(int key)
174 return key == KEY_RIGHT;
177 static bool process_key_nop(struct nc_widget *widget __attribute__((unused)),
178 FORM *form __attribute((unused)),
179 int key __attribute__((unused)))
184 static void field_set_visible(FIELD *field, bool visible)
186 int opts = field_opts(field) & ~O_VISIBLE;
189 set_field_opts(field, opts);
192 static bool field_visible(FIELD *field)
194 return (field_opts(field) & O_VISIBLE) == O_VISIBLE;
197 static void field_move(FIELD *field, int y, int x)
199 move_field(field, y, x);
202 static int label_destructor(void *ptr)
204 struct nc_widget_label *label = ptr;
205 free_field(label->widget.field);
210 struct nc_widget_label *widget_new_label(struct nc_widgetset *set,
211 int y, int x, char *str)
213 struct nc_widget_label *label;
219 label = talloc_zero(set, struct nc_widget_label);
220 label->widget.height = 1;
221 label->widget.width = len;
224 label->widget.process_key = process_key_nop;
225 label->widget.field = f = new_field(1, len, y, x, 0, 0);
226 label->widget.focussed_attr = A_NORMAL;
227 label->widget.unfocussed_attr = A_NORMAL;
229 field_opts_off(f, O_ACTIVE);
230 set_field_buffer(f, 0, str);
231 set_field_userptr(f, &label->widget);
233 widgetset_add_field(set, label->widget.field);
234 talloc_set_destructor(label, label_destructor);
239 bool widget_checkbox_get_value(struct nc_widget_checkbox *checkbox)
241 return checkbox->checked;
244 static void checkbox_set_buffer(struct nc_widget_checkbox *checkbox)
247 str = checkbox->checked ? checkbox_checked_str : checkbox_unchecked_str;
248 set_field_buffer(checkbox->widget.field, 0, str);
251 static bool checkbox_process_key(struct nc_widget *widget,
252 FORM *form __attribute__((unused)), int key)
254 struct nc_widget_checkbox *checkbox = to_checkbox(widget);
256 if (!key_is_select(key))
259 checkbox->checked = !checkbox->checked;
260 checkbox_set_buffer(checkbox);
265 static int checkbox_destructor(void *ptr)
267 struct nc_widget_checkbox *checkbox = ptr;
268 free_field(checkbox->widget.field);
272 struct nc_widget_checkbox *widget_new_checkbox(struct nc_widgetset *set,
273 int y, int x, bool checked)
275 struct nc_widget_checkbox *checkbox;
278 checkbox = talloc_zero(set, struct nc_widget_checkbox);
279 checkbox->checked = checked;
280 checkbox->widget.height = 1;
281 checkbox->widget.width = strlen(checkbox_checked_str);
282 checkbox->widget.x = x;
283 checkbox->widget.y = y;
284 checkbox->widget.process_key = checkbox_process_key;
285 checkbox->widget.focussed_attr = A_REVERSE;
286 checkbox->widget.unfocussed_attr = A_NORMAL;
287 checkbox->widget.field = f = new_field(1, strlen(checkbox_checked_str),
290 field_opts_off(f, O_EDIT);
291 set_field_userptr(f, &checkbox->widget);
292 checkbox_set_buffer(checkbox);
294 widgetset_add_field(set, checkbox->widget.field);
295 talloc_set_destructor(checkbox, checkbox_destructor);
300 static char *strip_string(char *str)
306 /* clear trailing space */
307 for (i = len - 1; i >= 0; i--) {
308 if (!isspace(str[i]))
313 /* increment str past leading space */
314 for (i = 0; i < len; i++) {
315 if (str[i] == '\0' || !isspace(str[i]))
322 char *widget_textbox_get_value(struct nc_widget_textbox *textbox)
324 char *str = field_buffer(textbox->widget.field, 0);
325 return str ? strip_string(str) : NULL;
328 static bool textbox_process_key(
329 struct nc_widget *widget __attribute__((unused)),
334 form_driver(form, REQ_BEG_FIELD);
337 form_driver(form, REQ_END_FIELD);
340 form_driver(form, REQ_LEFT_CHAR);
343 form_driver(form, REQ_RIGHT_CHAR);
346 if (form_driver(form, REQ_LEFT_CHAR) != E_OK)
350 form_driver(form, REQ_DEL_CHAR);
353 form_driver(form, key);
360 static int textbox_destructor(void *ptr)
362 struct nc_widget_textbox *textbox = ptr;
363 free_field(textbox->widget.field);
367 struct nc_widget_textbox *widget_new_textbox(struct nc_widgetset *set,
368 int y, int x, int len, char *str)
370 struct nc_widget_textbox *textbox;
373 textbox = talloc_zero(set, struct nc_widget_textbox);
375 textbox->widget.height = 1;
376 textbox->widget.width = len;
377 textbox->widget.x = x;
378 textbox->widget.y = y;
379 textbox->widget.process_key = textbox_process_key;
380 textbox->widget.field = f = new_field(1, len, y, x, 0, 0);
381 textbox->widget.focussed_attr = A_REVERSE;
382 textbox->widget.unfocussed_attr = A_UNDERLINE;
384 field_opts_off(f, O_STATIC | O_WRAP | O_BLANK);
385 set_field_buffer(f, 0, str);
386 set_field_back(f, textbox->widget.unfocussed_attr);
387 set_field_userptr(f, &textbox->widget);
389 widgetset_add_field(set, textbox->widget.field);
390 talloc_set_destructor(textbox, textbox_destructor);
395 void widget_textbox_set_fixed_size(struct nc_widget_textbox *textbox)
397 field_opts_on(textbox->widget.field, O_STATIC);
400 void widget_textbox_set_validator_integer(struct nc_widget_textbox *textbox,
403 set_field_type(textbox->widget.field, TYPE_INTEGER, 1, min, max);
406 void widget_textbox_set_validator_ipv4(struct nc_widget_textbox *textbox)
408 set_field_type(textbox->widget.field, TYPE_IPV4);
411 static bool check_ipv4_multi_char(int c,
412 const void *arg __attribute__((unused)))
414 return isdigit(c) || c == '.' || c == ' ';
417 static bool check_ipv4_multi_field(FIELD *field,
418 const void *arg __attribute__((unused)))
420 char *buf = field_buffer(field, 0);
424 while (*buf != '\0') {
425 n = sscanf(buf, "%u.%u.%u.%u%n",
426 &ip[0], &ip[1], &ip[2], &ip[3], &len);
430 if (ip[0] > 255 || ip[1] > 255 || ip[2] > 255 || ip[3] > 255)
433 for (buf += len; *buf != '\0'; buf++) {
436 else if (isdigit(*buf))
446 void widget_textbox_set_validator_ipv4_multi(struct nc_widget_textbox *textbox)
448 if (!textbox->set->ipv4_multi_type) {
449 textbox->set->ipv4_multi_type = new_fieldtype(
450 check_ipv4_multi_field,
451 check_ipv4_multi_char);
453 set_field_type(textbox->widget.field, textbox->set->ipv4_multi_type);
456 static void subset_update_order(struct nc_widget_subset *subset)
461 for (i = 0; i < subset->n_active; i++) {
462 val = subset->active[i];
463 str = talloc_asprintf(subset, "(%d) %s",
464 i, subset->options[val].str);
465 set_field_buffer(subset->options[val].field, 0,
471 static void widget_focus_change(struct nc_widget *widget, FIELD *field,
474 static void subset_delete_active(struct nc_widget_subset *subset, int idx)
476 bool last = idx == (subset->n_active - 1);
477 struct nc_widgetset *set = subset->set;
478 struct nc_widget *widget;
482 /* Shift field focus to nearest active option or next visible field */
483 if (subset->n_active > 1) {
485 val = subset->active[idx - 1];
487 val = subset->active[idx + 1];
488 set->cur_field = subset->options[val].field;
490 for (i = 0; i < set->n_fields; i++)
491 if (field_visible(set->fields[i])) {
492 set->cur_field = set->fields[i];
497 set_current_field(set->form, set->cur_field);
498 widget = field_userptr(set->cur_field);
499 widget_focus_change(widget, set->cur_field, true);
500 if (set->widget_focus)
501 set->widget_focus(widget, set->widget_focus_arg);
503 /* Update active array */
504 rem = sizeof(int) * (subset->n_active - idx - 1);
505 val = subset->active[idx];
506 field_set_visible(subset->options[val].field, false);
508 memmove(&subset->active[idx], &subset->active[idx + 1], rem);
510 subset->active = talloc_realloc(subset, subset->active,
511 int, subset->n_active);
513 subset->widget.height = subset->n_active;
516 static bool subset_process_key(struct nc_widget *w, FORM *form, int key)
518 struct nc_widget_subset *subset = to_subset(w);
519 int i, val, opt_idx = -1;
522 if (!key_is_minus(key) && !key_is_left(key) && !key_is_right(key))
525 field = current_field(form);
527 for (i = 0; i < subset->n_active; i++) {
528 val = subset->active[i];
529 if (subset->options[val].field == field) {
538 if (key_is_minus(key))
539 subset_delete_active(subset, opt_idx);
541 if (key_is_left(key)){
545 val = subset->active[opt_idx];
546 subset->active[opt_idx] = subset->active[opt_idx - 1];
547 subset->active[opt_idx - 1] = val;
550 if (key_is_right(key)){
551 if (opt_idx >= subset->n_active - 1)
554 val = subset->active[opt_idx];
555 subset->active[opt_idx] = subset->active[opt_idx + 1];
556 subset->active[opt_idx + 1] = val;
559 subset_update_order(subset);
561 if (subset->on_change)
562 subset->on_change(subset->on_change_arg, 0);
567 static void subset_set_visible(struct nc_widget *widget, bool visible)
569 struct nc_widget_subset *subset = to_subset(widget);
572 for (i = 0; i < subset->n_active; i++) {
573 val = subset->active[i];
574 field_set_visible(subset->options[val].field, visible);
578 static void subset_move(struct nc_widget *widget, int y, int x)
580 struct nc_widget_subset *subset = to_subset(widget);
583 for (i = 0; i < subset->n_active; i++) {
584 val = subset->active[i];
585 field_move(subset->options[val].field, y + i , x);
589 static void subset_field_focus(struct nc_widget *widget, FIELD *field)
591 struct nc_widget_subset *subset = to_subset(widget);
594 for (i = 0; i < subset->n_active; i++) {
595 val = subset->active[i];
596 if (field == subset->options[val].field) {
603 static int subset_destructor(void *ptr)
605 struct nc_widget_subset *subset = ptr;
608 for (i = 0; i < subset->n_options; i++)
609 free_field(subset->options[i].field);
614 struct nc_widget_subset *widget_new_subset(struct nc_widgetset *set,
615 int y, int x, int len, void *screen_cb)
617 struct nc_widget_subset *subset;
619 subset = talloc_zero(set, struct nc_widget_subset);
620 subset->widget.width = len;
621 subset->widget.height = 0;
622 subset->widget.x = x;
623 subset->widget.y = y;
624 subset->widget.process_key = subset_process_key;
625 subset->widget.set_visible = subset_set_visible;
626 subset->widget.move = subset_move;
627 subset->widget.field_focus = subset_field_focus;
628 subset->widget.focussed_attr = A_REVERSE;
629 subset->widget.unfocussed_attr = A_NORMAL;
634 subset->n_active = subset->n_options = 0;
635 subset->active = NULL;
636 subset->options = NULL;
637 subset->screen_cb = screen_cb;
639 talloc_set_destructor(subset, subset_destructor);
644 void widget_subset_add_option(struct nc_widget_subset *subset, const char *text)
649 i = subset->n_options++;
650 subset->options = talloc_realloc(subset, subset->options,
651 struct subset_option, i + 1);
653 subset->options[i].str = talloc_strdup(subset->options, text);
655 subset->options[i].field = f = new_field(1, subset->size, subset->top + i,
658 field_opts_off(f, O_WRAP | O_EDIT);
659 set_field_userptr(f, &subset->widget);
660 set_field_buffer(f, 0, subset->options[i].str);
661 field_set_visible(f, false);
662 widgetset_add_field(subset->set, f);
665 void widget_subset_make_active(struct nc_widget_subset *subset, int idx)
669 for (i = 0; i < subset->n_active; i++)
670 if (subset->active[i] == idx) {
671 pb_debug("%s: Index %d already active\n", __func__, idx);
675 i = subset->n_active++;
676 subset->widget.height = subset->n_active;
677 subset->active = talloc_realloc(subset, subset->active,
679 subset->active[i] = idx;
681 subset_update_order(subset);
684 int widget_subset_get_order(void *ctx, unsigned int **order,
685 struct nc_widget_subset *subset)
687 unsigned int *buf = talloc_array(ctx, unsigned int, subset->n_active);
690 for (i = 0; i < subset->n_active; i++)
691 buf[i] = subset->active[i];
697 void widget_subset_show_inactive(struct nc_widget_subset *subset,
698 struct nc_widget_select *select)
700 bool active = false, first = true;
703 for (i = 0; i < subset->n_options; i++) {
705 for (j = 0; j < subset->n_active; j++)
706 if (subset->active[j] == i)
712 widget_select_add_option(select, i,
713 subset->options[i].str, first);
719 int widget_subset_n_inactive(struct nc_widget_subset *subset)
721 return subset->n_options - subset->n_active;
724 int widget_subset_height(struct nc_widget_subset *subset)
726 return subset->n_active;
729 void widget_subset_on_change(struct nc_widget_subset *subset,
730 void (*on_change)(void *, int), void *arg)
732 subset->on_change = on_change;
733 subset->on_change_arg = arg;
736 void widget_subset_drop_options(struct nc_widget_subset *subset)
738 struct nc_widgetset *set = subset->set;
741 for (i = 0; i < subset->n_options; i++) {
742 FIELD *field = subset->options[i].field;
743 widgetset_remove_field(set, field);
744 if (field == set->cur_field)
745 set->cur_field = NULL;
746 free_field(subset->options[i].field);
749 talloc_free(subset->options);
750 talloc_free(subset->active);
751 subset->options = NULL;
752 subset->active = NULL;
753 subset->n_options = 0;
754 subset->n_active = 0;
755 subset->widget.height = 0;
756 subset->widget.focus_y = 0;
759 void widget_subset_clear_active(struct nc_widget_subset *subset)
763 for (i = 0; i < subset->n_options; i++)
764 field_set_visible(subset->options[i].field, false);
766 talloc_free(subset->active);
767 subset->active = NULL;
768 subset->n_active = 0;
769 subset->widget.height = 0;
770 subset->widget.focus_y = 0;
773 void widget_subset_callback(void *arg,
774 struct nc_widget_subset *subset, int idx)
776 subset->screen_cb(arg, subset, idx);
779 static void select_option_change(struct select_option *opt, bool selected)
783 str = selected ? select_selected_str : select_unselected_str;
785 memcpy(opt->str, str, strlen(str));
786 set_field_buffer(opt->field, 0, opt->str);
789 static bool select_process_key(struct nc_widget *w, FORM *form, int key)
791 struct nc_widget_select *select = to_select(w);
792 struct select_option *new_opt, *old_opt;
796 if (!key_is_select(key))
799 field = current_field(form);
802 for (i = 0; i < select->n_options; i++) {
803 if (select->options[i].field == field) {
804 new_opt = &select->options[i];
813 if (new_idx == select->selected_option)
816 old_opt = &select->options[select->selected_option];
818 select_option_change(old_opt, false);
819 select_option_change(new_opt, true);
821 select->selected_option = new_idx;
823 if (select->on_change)
824 select->on_change(select->on_change_arg, new_opt->val);
829 static void select_set_visible(struct nc_widget *widget, bool visible)
831 struct nc_widget_select *select = to_select(widget);
834 for (i = 0; i < select->n_options; i++)
835 field_set_visible(select->options[i].field, visible);
838 static void select_move(struct nc_widget *widget, int y, int x)
840 struct nc_widget_select *select = to_select(widget);
843 for (i = 0; i < select->n_options; i++)
844 field_move(select->options[i].field, y + i, x);
847 static void select_field_focus(struct nc_widget *widget, FIELD *field)
849 struct nc_widget_select *select = to_select(widget);
852 for (i = 0; i < select->n_options; i++) {
853 if (field != select->options[i].field)
860 static int select_destructor(void *ptr)
862 struct nc_widget_select *select = ptr;
865 for (i = 0; i < select->n_options; i++)
866 free_field(select->options[i].field);
871 struct nc_widget_select *widget_new_select(struct nc_widgetset *set,
872 int y, int x, int len)
874 struct nc_widget_select *select;
876 select = talloc_zero(set, struct nc_widget_select);
877 select->widget.width = len;
878 select->widget.height = 0;
879 select->widget.x = x;
880 select->widget.y = y;
881 select->widget.process_key = select_process_key;
882 select->widget.set_visible = select_set_visible;
883 select->widget.move = select_move;
884 select->widget.field_focus = select_field_focus;
885 select->widget.focussed_attr = A_REVERSE;
886 select->widget.unfocussed_attr = A_NORMAL;
892 talloc_set_destructor(select, select_destructor);
897 void widget_select_add_option(struct nc_widget_select *select, int value,
898 const char *text, bool selected)
904 /* if we never see an option with selected set, we want the first
905 * one to be selected */
906 if (select->n_options == 0)
909 select_option_change(&select->options[select->selected_option],
913 select->selected_option = select->n_options;
914 str = select_selected_str;
916 str = select_unselected_str;
918 i = select->n_options++;
919 select->widget.height = select->n_options;
921 select->options = talloc_realloc(select, select->options,
922 struct select_option, i + 2);
923 select->options[i].val = value;
924 select->options[i].str = talloc_asprintf(select->options,
927 select->options[i].field = f = new_field(1, select->size,
931 field_opts_off(f, O_WRAP | O_EDIT);
932 set_field_userptr(f, &select->widget);
933 set_field_buffer(f, 0, select->options[i].str);
935 widgetset_add_field(select->set, f);
938 int widget_select_get_value(struct nc_widget_select *select)
940 if (!select->n_options)
942 return select->options[select->selected_option].val;
945 int widget_select_height(struct nc_widget_select *select)
947 return select->n_options;
950 void widget_select_on_change(struct nc_widget_select *select,
951 void (*on_change)(void *, int), void *arg)
953 select->on_change = on_change;
954 select->on_change_arg = arg;
957 void widget_select_drop_options(struct nc_widget_select *select)
959 struct nc_widgetset *set = select->set;
962 for (i = 0; i < select->n_options; i++) {
963 FIELD *field = select->options[i].field;
964 widgetset_remove_field(set, field);
965 if (field == set->cur_field)
966 set->cur_field = NULL;
967 free_field(select->options[i].field);
970 talloc_free(select->options);
971 select->options = NULL;
972 select->n_options = 0;
973 select->widget.height = 0;
974 select->widget.focus_y = 0;
978 static bool button_process_key(struct nc_widget *widget,
979 FORM *form __attribute__((unused)), int key)
981 struct nc_widget_button *button = to_button(widget);
986 if (!key_is_select(key))
989 button->click(button->arg);
993 static int button_destructor(void *ptr)
995 struct nc_widget_button *button = ptr;
996 free_field(button->widget.field);
1000 struct nc_widget_button *widget_new_button(struct nc_widgetset *set,
1001 int y, int x, int size, const char *str,
1002 void (*click)(void *), void *arg)
1004 struct nc_widget_button *button;
1009 button = talloc_zero(set, struct nc_widget_button);
1010 button->widget.height = 1;
1011 button->widget.width = size;
1012 button->widget.x = x;
1013 button->widget.y = y;
1014 button->widget.field = f = new_field(1, size + 2, y, x, 0, 0);
1015 button->widget.process_key = button_process_key;
1016 button->widget.focussed_attr = A_REVERSE;
1017 button->widget.unfocussed_attr = A_NORMAL;
1018 button->click = click;
1021 field_opts_off(f, O_EDIT);
1022 set_field_userptr(f, &button->widget);
1024 /* center str in a size-char buffer, but don't overrun */
1026 len = min(len, size);
1027 idx = (size - len) / 2;
1029 text = talloc_array(button, char, size + 3);
1030 memset(text, ' ', size + 2);
1031 memcpy(text + idx + 1, str, len);
1033 text[size + 1] = ']';
1034 text[size + 2] = '\0';
1036 set_field_buffer(f, 0, text);
1038 widgetset_add_field(set, button->widget.field);
1039 talloc_set_destructor(button, button_destructor);
1044 void widget_focus_change(struct nc_widget *widget, FIELD *field,
1047 int attr = focussed ? widget->focussed_attr : widget->unfocussed_attr;
1048 set_field_back(field, attr);
1051 bool widgetset_process_key(struct nc_widgetset *set, int key)
1053 struct nc_widget *widget;
1058 field = current_field(set->form);
1063 /* handle field change events */
1069 req = REQ_SPREV_FIELD;
1075 req = REQ_SNEXT_FIELD;
1078 req = REQ_SFIRST_FIELD;
1081 req = REQ_SLAST_FIELD;
1085 widget = field_userptr(field);
1087 widget_focus_change(widget, field, false);
1088 form_driver(set->form, req);
1090 /* if we're doing a tabbed-field-change, skip until we
1091 * see the next widget */
1093 field = current_field(set->form);
1095 for (; tab && tmp != field && field_userptr(field) == widget;) {
1096 form_driver(set->form, req);
1097 field = current_field(set->form);
1100 form_driver(set->form, REQ_END_FIELD);
1101 widget = field_userptr(field);
1102 widget_focus_change(widget, field, true);
1103 if (widget->field_focus)
1104 widget->field_focus(widget, field);
1105 if (set->widget_focus)
1106 set->widget_focus(widget, set->widget_focus_arg);
1110 if (!widget->process_key)
1113 return widget->process_key(widget, set->form, key);
1116 static int widgetset_destructor(void *ptr)
1118 struct nc_widgetset *set = ptr;
1119 free_form(set->form);
1120 if (set->ipv4_multi_type)
1121 free_fieldtype(set->ipv4_multi_type);
1125 struct nc_widgetset *widgetset_create(void *ctx, WINDOW *main, WINDOW *sub)
1127 struct nc_widgetset *set;
1129 set = talloc_zero(ctx, struct nc_widgetset);
1130 set->n_alloc_fields = 8;
1131 set->mainwin = main;
1133 set->fields = talloc_array(set, FIELD *, set->n_alloc_fields);
1134 talloc_set_destructor(set, widgetset_destructor);
1139 void widgetset_set_windows(struct nc_widgetset *set,
1140 WINDOW *main, WINDOW *sub)
1142 set->mainwin = main;
1146 void widgetset_set_widget_focus(struct nc_widgetset *set,
1147 widget_focus_cb cb, void *arg)
1149 set->widget_focus = cb;
1150 set->widget_focus_arg = arg;
1153 void widgetset_post(struct nc_widgetset *set)
1155 struct nc_widget *widget;
1158 set->form = new_form(set->fields);
1159 set_form_win(set->form, set->mainwin);
1160 set_form_sub(set->form, set->subwin);
1161 post_form(set->form);
1162 form_driver(set->form, REQ_END_FIELD);
1164 if (set->cur_field) {
1165 set_current_field(set->form, set->cur_field);
1166 field = set->cur_field;
1169 field = current_field(set->form);
1170 widget = field_userptr(field);
1171 widget_focus_change(widget, field, true);
1172 if (set->widget_focus)
1173 set->widget_focus(widget, set->widget_focus_arg);
1176 void widgetset_unpost(struct nc_widgetset *set)
1178 set->cur_field = current_field(set->form);
1179 unpost_form(set->form);
1180 free_form(set->form);
1184 static void widgetset_add_field(struct nc_widgetset *set, FIELD *field)
1186 if (set->n_fields == set->n_alloc_fields - 1) {
1187 set->n_alloc_fields *= 2;
1188 set->fields = talloc_realloc(set, set->fields,
1189 FIELD *, set->n_alloc_fields);
1193 set->fields[set->n_fields - 1] = field;
1194 set->fields[set->n_fields] = NULL;
1197 static void widgetset_remove_field(struct nc_widgetset *set, FIELD *field)
1201 for (i = 0; i < set->n_fields; i++) {
1202 if (set->fields[i] == field)
1206 if (i == set->n_fields)
1209 memmove(&set->fields[i], &set->fields[i+i],
1210 (set->n_fields - i) * sizeof(set->fields[i]));
1214 #define DECLARE_BASEFN(type) \
1215 struct nc_widget *widget_ ## type ## _base \
1216 (struct nc_widget_ ## type *w) \
1217 { return &w->widget; }
1219 DECLARE_BASEFN(textbox);
1220 DECLARE_BASEFN(checkbox);
1221 DECLARE_BASEFN(subset);
1222 DECLARE_BASEFN(select);
1223 DECLARE_BASEFN(label);
1224 DECLARE_BASEFN(button);
1226 void widget_set_visible(struct nc_widget *widget, bool visible)
1228 if (widget->set_visible)
1229 widget->set_visible(widget, visible);
1231 field_set_visible(widget->field, visible);
1234 void widget_move(struct nc_widget *widget, int y, int x)
1237 widget->move(widget, y, x);
1239 field_move(widget->field, y, x);
1244 if (x + widget->width > COLS)
1245 pb_debug("%s: Widget at %d,%d runs over pad! (%d)", __func__,
1246 y, x, x + widget->width);
1249 int widget_height(struct nc_widget *widget)
1251 return widget->height;
1254 int widget_width(struct nc_widget *widget)
1256 return widget->width;
1259 int widget_x(struct nc_widget *widget)
1264 int widget_y(struct nc_widget *widget)
1269 int widget_focus_y(struct nc_widget *widget)
1271 return widget->focus_y;