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/*
* Copyright (C) 2013 IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#if defined(HAVE_CONFIG_H)
#include "config.h"
#endif
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <talloc/talloc.h>
#include <types/types.h>
#include <i18n/i18n.h>
#include <log/log.h>
#include "nc-cui.h"
#include "nc-add-url.h"
#include "nc-widgets.h"
#define N_FIELDS 5
extern const struct help_text add_url_help_text;
struct add_url_screen {
struct nc_scr scr;
struct cui *cui;
struct nc_widgetset *widgetset;
bool exit;
bool show_help;
void (*on_exit)(struct cui *);
int label_x;
int field_x;
struct {
struct nc_widget_textbox *url_f;
struct nc_widget_label *url_l;
struct nc_widget_button *ok_b;
struct nc_widget_button *help_b;
struct nc_widget_button *cancel_b;
} widgets;
};
static struct add_url_screen *add_url_screen_from_scr(struct nc_scr *scr)
{
struct add_url_screen *add_url_screen;
assert(scr->sig == pb_add_url_screen_sig);
add_url_screen = (struct add_url_screen *)
((char *)scr - (size_t)&((struct add_url_screen *)0)->scr);
assert(add_url_screen->scr.sig == pb_add_url_screen_sig);
return add_url_screen;
}
static void add_url_screen_process_key(struct nc_scr *scr, int key)
{
struct add_url_screen *screen = add_url_screen_from_scr(scr);
bool handled;
handled = widgetset_process_key(screen->widgetset, key);
if (!handled) {
switch (key) {
case 'x':
case 27: /* esc */
screen->exit = true;
break;
case 'h':
screen->show_help = true;
break;
}
}
if (screen->exit) {
screen->on_exit(screen->cui);
} else if (screen->show_help) {
screen->show_help = false;
cui_show_help(screen->cui, _("Retrieve Config"),
&add_url_help_text);
} else if (handled) {
wrefresh(screen->scr.main_ncw);
}
}
static int add_url_screen_post(struct nc_scr *scr)
{
struct add_url_screen *screen = add_url_screen_from_scr(scr);
widgetset_post(screen->widgetset);
nc_scr_frame_draw(scr);
redrawwin(scr->main_ncw);
wrefresh(screen->scr.main_ncw);
return 0;
}
static int add_url_screen_unpost(struct nc_scr *scr)
{
struct add_url_screen *screen = add_url_screen_from_scr(scr);
widgetset_unpost(screen->widgetset);
return 0;
}
struct nc_scr *add_url_screen_scr(struct add_url_screen *screen)
{
return &screen->scr;
}
static int screen_process_form(struct add_url_screen *screen)
{
char *url;
int rc;
url = widget_textbox_get_value(screen->widgets.url_f);
if (!url || !strlen(url))
return 0;
/* Once we have all the info we need, tell the server */
rc = cui_send_url(screen->cui, url);
if (rc)
pb_log("cui_send_retreive failed!\n");
else
pb_debug("add_url url sent!\n");
return 0;
}
static void ok_click(void *arg)
{
struct add_url_screen *screen = arg;
if (screen_process_form(screen))
/* errors are written to the status line, so we'll need
* to refresh */
wrefresh(screen->scr.main_ncw);
else
screen->exit = true;
}
static void help_click(void *arg)
{
struct add_url_screen *screen = arg;
screen->show_help = true;
}
static void cancel_click(void *arg)
{
struct add_url_screen *screen = arg;
screen->exit = true;
}
static int layout_pair(struct add_url_screen *screen, int y,
struct nc_widget_label *label,
struct nc_widget *field)
{
struct nc_widget *label_w = widget_label_base(label);
widget_move(label_w, y, screen->label_x);
widget_move(field, y, screen->field_x);
return max(widget_height(label_w), widget_height(field));
}
static void add_url_screen_layout_widgets(struct add_url_screen *screen)
{
int y = 2;
/* url field */
y += layout_pair(screen, y, screen->widgets.url_l,
widget_textbox_base(screen->widgets.url_f));
/* ok, help, cancel */
y += 1;
widget_move(widget_button_base(screen->widgets.ok_b),
y, screen->field_x);
widget_move(widget_button_base(screen->widgets.help_b),
y, screen->field_x + 10);
widget_move(widget_button_base(screen->widgets.cancel_b),
y, screen->field_x + 20);
}
static void add_url_screen_setup_widgets(struct add_url_screen *screen)
{
struct nc_widgetset *set = screen->widgetset;
build_assert(sizeof(screen->widgets) / sizeof(struct widget *)
== N_FIELDS);
screen->widgets.url_l = widget_new_label(set, 0, 0,
_("Configuration URL:"));
screen->widgets.url_f = widget_new_textbox(set, 0, 0, 50, NULL);
screen->widgets.ok_b = widget_new_button(set, 0, 0, 6, _("OK"),
ok_click, screen);
screen->widgets.help_b = widget_new_button(set, 0, 0, 6, _("Help"),
help_click, screen);
screen->widgets.cancel_b = widget_new_button(set, 0, 0, 6, _("Cancel"),
cancel_click, screen);
}
struct add_url_screen *add_url_screen_init(struct cui *cui,
void (*on_exit)(struct cui *))
{
struct add_url_screen *screen;
screen = talloc_zero(cui, struct add_url_screen);
screen->cui = cui;
screen->on_exit = on_exit;
screen->label_x = 2;
screen->field_x = 22;
nc_scr_init(&screen->scr, pb_add_url_screen_sig, 0,
cui, add_url_screen_process_key,
add_url_screen_post, add_url_screen_unpost,
NULL);
screen->scr.frame.ltitle = talloc_strdup(screen,
_("Petitboot Config Retrieval"));
screen->scr.frame.rtitle = NULL;
screen->scr.frame.help = talloc_strdup(screen,
_("tab=next, shift+tab=previous, x=exit, h=help"));
nc_scr_frame_draw(&screen->scr);
screen->widgetset = widgetset_create(screen, screen->scr.main_ncw,
NULL);
add_url_screen_setup_widgets(screen);
add_url_screen_layout_widgets(screen);
return screen;
}
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