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>
28 #include <i18n/i18n.h>
32 #include "nc-add-url.h"
33 #include "nc-widgets.h"
37 extern const struct help_text add_url_help_text;
39 struct add_url_screen {
42 struct nc_widgetset *widgetset;
48 void (*on_exit)(struct cui *);
56 struct nc_widget_textbox *url_f;
57 struct nc_widget_label *url_l;
59 struct nc_widget_button *ok_b;
60 struct nc_widget_button *help_b;
61 struct nc_widget_button *cancel_b;
65 static struct add_url_screen *add_url_screen_from_scr(struct nc_scr *scr)
67 struct add_url_screen *add_url_screen;
69 assert(scr->sig == pb_add_url_screen_sig);
70 add_url_screen = (struct add_url_screen *)
71 ((char *)scr - (size_t)&((struct add_url_screen *)0)->scr);
72 assert(add_url_screen->scr.sig == pb_add_url_screen_sig);
73 return add_url_screen;
76 static void pad_refresh(struct add_url_screen *screen)
80 getmaxyx(screen->scr.sub_ncw, rows, cols);
81 getbegyx(screen->scr.sub_ncw, y, x);
83 prefresh(screen->pad, screen->scroll_y, 0, y, x, rows, cols);
86 static void add_url_screen_process_key(struct nc_scr *scr, int key)
88 struct add_url_screen *screen = add_url_screen_from_scr(scr);
91 handled = widgetset_process_key(screen->widgetset, key);
100 screen->show_help = true;
106 screen->on_exit(screen->cui);
108 } else if (screen->show_help) {
109 screen->show_help = false;
110 screen->need_redraw = true;
111 cui_show_help(screen->cui, _("Retrieve Config"),
114 } else if (handled) {
119 static int add_url_screen_post(struct nc_scr *scr)
121 struct add_url_screen *screen = add_url_screen_from_scr(scr);
122 widgetset_post(screen->widgetset);
123 nc_scr_frame_draw(scr);
124 if (screen->need_redraw) {
125 redrawwin(scr->main_ncw);
126 screen->need_redraw = false;
128 wrefresh(screen->scr.main_ncw);
133 static int add_url_screen_unpost(struct nc_scr *scr)
135 struct add_url_screen *screen = add_url_screen_from_scr(scr);
136 widgetset_unpost(screen->widgetset);
140 struct nc_scr *add_url_screen_scr(struct add_url_screen *screen)
145 static int screen_process_form(struct add_url_screen *screen)
150 url = widget_textbox_get_value(screen->widgets.url_f);
151 if (!url || !strlen(url))
154 /* Once we have all the info we need, tell the server */
155 rc = cui_send_url(screen->cui, url);
158 pb_log("cui_send_retreive failed!\n");
160 pb_debug("add_url url sent!\n");
164 static void ok_click(void *arg)
166 struct add_url_screen *screen = arg;
167 if (screen_process_form(screen))
168 /* errors are written to the status line, so we'll need
170 wrefresh(screen->scr.main_ncw);
175 static void help_click(void *arg)
177 struct add_url_screen *screen = arg;
178 screen->show_help = true;
181 static void cancel_click(void *arg)
183 struct add_url_screen *screen = arg;
187 static int layout_pair(struct add_url_screen *screen, int y,
188 struct nc_widget_label *label,
189 struct nc_widget *field)
191 struct nc_widget *label_w = widget_label_base(label);
192 widget_move(label_w, y, screen->label_x);
193 widget_move(field, y, screen->field_x);
194 return max(widget_height(label_w), widget_height(field));
197 static void add_url_screen_layout_widgets(struct add_url_screen *screen)
202 y += layout_pair(screen, y, screen->widgets.url_l,
203 widget_textbox_base(screen->widgets.url_f));
205 /* ok, help, cancel */
208 widget_move(widget_button_base(screen->widgets.ok_b),
210 widget_move(widget_button_base(screen->widgets.help_b),
211 y, screen->field_x + 14);
212 widget_move(widget_button_base(screen->widgets.cancel_b),
213 y, screen->field_x + 28);
216 static void add_url_screen_widget_focus(struct nc_widget *widget, void *arg)
218 struct add_url_screen *screen = arg;
219 int w_y, w_height, w_focus, s_max, adjust;
221 w_height = widget_height(widget);
222 w_focus = widget_focus_y(widget);
223 w_y = widget_y(widget) + w_focus;
224 s_max = getmaxy(screen->scr.sub_ncw) - 1;
226 if (w_y < screen->scroll_y)
227 screen->scroll_y = w_y;
229 else if (w_y + screen->scroll_y + 1 > s_max) {
230 /* Fit as much of the widget into the screen as possible */
231 adjust = min(s_max - 1, w_height - w_focus);
232 if (w_y + adjust >= screen->scroll_y + s_max)
233 screen->scroll_y = max(0, 1 + w_y + adjust - s_max);
240 static void add_url_screen_setup_widgets(struct add_url_screen *screen)
242 struct nc_widgetset *set = screen->widgetset;
244 build_assert(sizeof(screen->widgets) / sizeof(struct widget *)
247 screen->widgets.url_l = widget_new_label(set, 0, 0,
248 _("Configuration URL:"));
249 screen->widgets.url_f = widget_new_textbox(set, 0, 0, 50, NULL);
251 screen->widgets.ok_b = widget_new_button(set, 0, 0, 10, _("OK"),
253 screen->widgets.help_b = widget_new_button(set, 0, 0, 10, _("Help"),
255 screen->widgets.cancel_b = widget_new_button(set, 0, 0, 10, _("Cancel"),
256 cancel_click, screen);
259 static int add_url_screen_destroy(void *arg)
261 struct add_url_screen *screen = arg;
267 struct add_url_screen *add_url_screen_init(struct cui *cui,
268 void (*on_exit)(struct cui *))
270 struct add_url_screen *screen;
272 screen = talloc_zero(cui, struct add_url_screen);
273 talloc_set_destructor(screen, add_url_screen_destroy);
276 screen->on_exit = on_exit;
278 screen->field_x = 25;
279 screen->need_redraw = false;
281 nc_scr_init(&screen->scr, pb_add_url_screen_sig, 0,
282 cui, add_url_screen_process_key,
283 add_url_screen_post, add_url_screen_unpost,
286 screen->scr.frame.ltitle = talloc_strdup(screen,
287 _("Petitboot Config Retrieval"));
288 screen->scr.frame.rtitle = NULL;
289 screen->scr.frame.help = talloc_strdup(screen,
290 _("tab=next, shift+tab=previous, x=exit, h=help"));
291 nc_scr_frame_draw(&screen->scr);
293 screen->pad = newpad(LINES, COLS);
294 screen->widgetset = widgetset_create(screen, screen->scr.main_ncw,
296 widgetset_set_widget_focus(screen->widgetset,
297 add_url_screen_widget_focus, screen);
299 add_url_screen_setup_widgets(screen);
300 add_url_screen_layout_widgets(screen);