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)
26 #include <talloc/talloc.h>
27 #include <types/types.h>
29 #include <i18n/i18n.h>
30 #include <pb-config/pb-config.h>
34 #include "nc-widgets.h"
42 { "de_DE.utf8", L"Deutsch"},
43 { "en_US.utf8", L"English"},
44 { "es_ES.utf8", L"Espa\u00f1ol"},
45 { "fr_FR.utf8", L"Fran\u00e7ais"},
46 { "it_IT.utf8", L"Italiano"},
47 { "ja_JP.utf8", L"\u65e5\u672c\u8a9e"},
48 { "ko_KR.utf8", L"\ud55c\uad6d\uc5b4"},
49 { "pt_BR.utf8", L"Portugu\u00eas/Brasil"},
50 { "ru_RU.utf8", L"\u0420\u0443\u0441\u0441\u043a\u0438\u0439"},
51 { "zh_CN.utf8", L"\u7b80\u4f53\u4e2d\u6587"},
52 { "zh_TW.utf8", L"\u7e41\u9ad4\u4e2d\u6587"},
58 struct nc_widgetset *widgetset;
62 void (*on_exit)(struct cui *);
70 struct nc_widget_select *lang_f;
71 struct nc_widget_label *lang_l;
73 struct nc_widget_label *safe_mode;
74 struct nc_widget_button *ok_b;
75 struct nc_widget_button *cancel_b;
79 static struct lang_screen *lang_screen_from_scr(struct nc_scr *scr)
81 struct lang_screen *lang_screen;
83 assert(scr->sig == pb_lang_screen_sig);
84 lang_screen = (struct lang_screen *)
85 ((char *)scr - (size_t)&((struct lang_screen *)0)->scr);
86 assert(lang_screen->scr.sig == pb_lang_screen_sig);
90 static void pad_refresh(struct lang_screen *screen)
94 getmaxyx(screen->scr.sub_ncw, rows, cols);
95 getbegyx(screen->scr.sub_ncw, y, x);
97 prefresh(screen->pad, screen->scroll_y, 0, y, x, rows, cols);
100 static void lang_screen_process_key(struct nc_scr *scr, int key)
102 struct lang_screen *screen = lang_screen_from_scr(scr);
105 handled = widgetset_process_key(screen->widgetset, key);
117 screen->on_exit(screen->cui);
119 } else if (handled) {
124 static void lang_screen_resize(struct nc_scr *scr)
126 struct lang_screen *screen = lang_screen_from_scr(scr);
130 static int lang_screen_post(struct nc_scr *scr)
132 struct lang_screen *screen = lang_screen_from_scr(scr);
133 widgetset_post(screen->widgetset);
134 nc_scr_frame_draw(scr);
135 wrefresh(screen->scr.main_ncw);
140 static int lang_screen_unpost(struct nc_scr *scr)
142 struct lang_screen *screen = lang_screen_from_scr(scr);
143 widgetset_unpost(screen->widgetset);
147 struct nc_scr *lang_screen_scr(struct lang_screen *screen)
152 static int lang_process_form(struct lang_screen *screen)
154 struct config *config;
158 config = config_copy(screen, screen->cui->config);
160 idx = widget_select_get_value(screen->widgets.lang_f);
162 /* Option -1 ("Unknown") can only be populated from the current
163 * language, so there's no change here */
167 lang = &languages[idx];
169 if (config->lang && !strcmp(lang->name, config->lang))
172 config->lang = talloc_strdup(screen, lang->name);
174 config->safe_mode = false;
175 rc = cui_send_config(screen->cui, config);
179 pb_log("cui_send_config failed!\n");
181 pb_debug("config sent!\n");
186 static void ok_click(void *arg)
188 struct lang_screen *screen = arg;
189 if (lang_process_form(screen))
190 /* errors are written to the status line, so we'll need
192 wrefresh(screen->scr.main_ncw);
197 static void cancel_click(void *arg)
199 struct lang_screen *screen = arg;
203 static int layout_pair(struct lang_screen *screen, int y,
204 struct nc_widget_label *label,
205 struct nc_widget *field)
207 struct nc_widget *label_w = widget_label_base(label);
208 widget_move(label_w, y, screen->label_x);
209 widget_move(field, y, screen->field_x);
210 return max(widget_height(label_w), widget_height(field));
213 static void lang_screen_layout_widgets(struct lang_screen *screen)
219 y += layout_pair(screen, y, screen->widgets.lang_l,
220 widget_select_base(screen->widgets.lang_f));
224 if (screen->cui->config->safe_mode) {
225 widget_move(widget_label_base(screen->widgets.safe_mode),
230 widget_move(widget_button_base(screen->widgets.ok_b),
232 widget_move(widget_button_base(screen->widgets.cancel_b),
233 y, screen->field_x + 14);
236 static void lang_screen_setup_empty(struct lang_screen *screen)
238 widget_new_label(screen->widgetset, 2, screen->field_x,
239 _("Waiting for configuration data..."));
240 screen->widgets.cancel_b = widget_new_button(screen->widgetset,
241 4, screen->field_x, 9, _("Cancel"),
242 cancel_click, screen);
246 static void lang_screen_setup_widgets(struct lang_screen *screen,
247 const struct config *config)
249 struct nc_widgetset *set = screen->widgetset;
253 build_assert(sizeof(screen->widgets) / sizeof(struct widget *)
256 screen->widgets.lang_l = widget_new_label(set, 0, 0, _("Language"));
257 screen->widgets.lang_f = widget_new_select(set, 0, 0, 50);
261 for (i = 0; i < ARRAY_SIZE(languages); i++) {
262 struct lang *lang = &languages[i];
267 len = wcstombs(NULL, lang->label, 0);
270 label = talloc_asprintf(screen,
271 "Unable to display text in this locale (%s)\n",
272 setlocale(LC_ALL, NULL));
274 label = talloc_array(screen, char, len + 1);
275 wcstombs(label, lang->label, len + 1);
278 selected = config->lang && !strcmp(lang->name, config->lang);
281 widget_select_add_option(screen->widgets.lang_f, i,
285 if (!found && config->lang) {
286 char *label = talloc_asprintf(screen,
287 _("Unknown language '%s'"), config->lang);
288 widget_select_add_option(screen->widgets.lang_f, -1,
292 if (config->safe_mode)
293 screen->widgets.safe_mode = widget_new_label(set, 0, 0,
294 _("Selecting 'OK' will exit safe mode"));
296 screen->widgets.ok_b = widget_new_button(set, 0, 0, 10, _("OK"),
298 screen->widgets.cancel_b = widget_new_button(set, 0, 0, 10, _("Cancel"),
299 cancel_click, screen);
302 static void lang_screen_widget_focus(struct nc_widget *widget, void *arg)
304 struct lang_screen *screen = arg;
307 w_y = widget_y(widget) + widget_focus_y(widget);
308 s_max = getmaxy(screen->scr.sub_ncw) - 1;
310 if (w_y < screen->scroll_y)
311 screen->scroll_y = w_y;
313 else if (w_y + screen->scroll_y + 1 > s_max)
314 screen->scroll_y = 1 + w_y - s_max;
322 static void lang_screen_draw(struct lang_screen *screen,
323 const struct config *config)
328 height = ARRAY_SIZE(languages) + 4;
329 if (!screen->pad || getmaxy(screen->pad) < height) {
332 screen->pad = newpad(height, COLS);
335 if (screen->widgetset) {
336 widgetset_unpost(screen->widgetset);
337 talloc_free(screen->widgetset);
341 screen->widgetset = widgetset_create(screen, screen->scr.main_ncw,
343 widgetset_set_widget_focus(screen->widgetset,
344 lang_screen_widget_focus, screen);
347 lang_screen_setup_empty(screen);
349 lang_screen_setup_widgets(screen, config);
350 lang_screen_layout_widgets(screen);
354 widgetset_post(screen->widgetset);
357 void lang_screen_update(struct lang_screen *screen,
358 const struct config *config)
360 lang_screen_draw(screen, config);
364 static int lang_screen_destroy(void *arg)
366 struct lang_screen *screen = arg;
372 struct lang_screen *lang_screen_init(struct cui *cui,
373 const struct config *config,
374 void (*on_exit)(struct cui *))
376 struct lang_screen *screen;
378 screen = talloc_zero(cui, struct lang_screen);
379 talloc_set_destructor(screen, lang_screen_destroy);
380 nc_scr_init(&screen->scr, pb_lang_screen_sig, 0,
381 cui, lang_screen_process_key,
382 lang_screen_post, lang_screen_unpost,
386 screen->on_exit = on_exit;
388 screen->field_x = 17;
390 screen->scr.frame.ltitle = talloc_strdup(screen,
391 _("Petitboot Language Selection"));
392 screen->scr.frame.rtitle = NULL;
393 screen->scr.frame.help = talloc_strdup(screen,
394 _("tab=next, shift+tab=previous, x=exit"));
395 nc_scr_frame_draw(&screen->scr);
397 scrollok(screen->scr.sub_ncw, true);
399 lang_screen_draw(screen, config);