* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#define _GNU_SOURCE
+#if defined(HAVE_CONFIG_H)
+#include "config.h"
+#endif
+
+#include <linux/input.h> /* This must be included before ncurses.h */
+#if defined HAVE_NCURSESW_CURSES_H
+# include <ncursesw/curses.h>
+#elif defined HAVE_NCURSESW_H
+# include <ncursesw.h>
+#elif defined HAVE_NCURSES_CURSES_H
+# include <ncurses/curses.h>
+#elif defined HAVE_NCURSES_H
+# include <ncurses.h>
+#elif defined HAVE_CURSES_H
+# include <curses.h>
+#else
+# error "Curses header file not found."
+#endif
+
+#if defined HAVE_NCURSESW_FORM_H
+# include <ncursesw/form.h>
+#elif defined HAVE_NCURSES_FORM_H
+# include <ncurses/form.h>
+#elif defined HAVE_FORM_H
+# include <form.h>
+#else
+# error "Curses form.h not found."
+#endif
#include <string.h>
#include <ctype.h>
#include <log/log.h>
#include <util/util.h>
-#include "config.h"
#include "nc-cui.h"
#include "nc-widgets.h"
void (*widget_focus)(struct nc_widget *, void *);
void *widget_focus_arg;
FIELD *cur_field;
+
+ /* custom validators */
+ FIELDTYPE *ipv4_multi_type;
};
struct nc_widget {
bool (*process_key)(struct nc_widget *, FORM *, int);
void (*set_visible)(struct nc_widget *, bool);
void (*move)(struct nc_widget *, int, int);
+ void (*field_focus)(struct nc_widget *, FIELD *);
int focussed_attr;
int unfocussed_attr;
int height;
int width;
+ int focus_y;
int x;
int y;
};
};
struct nc_widget_textbox {
+ struct nc_widgetset *set;
struct nc_widget widget;
};
};
static void widgetset_add_field(struct nc_widgetset *set, FIELD *field);
+static void widgetset_remove_field(struct nc_widgetset *set, FIELD *field);
+
+static bool key_is_select(int key)
+{
+ return key == ' ' || key == '\r' || key == '\n' || key == KEY_ENTER;
+}
static bool process_key_nop(struct nc_widget *widget __attribute__((unused)),
FORM *form __attribute((unused)),
{
struct nc_widget_checkbox *checkbox = to_checkbox(widget);
- if (key != ' ')
+ if (!key_is_select(key))
return false;
checkbox->checked = !checkbox->checked;
FIELD *f;
textbox = talloc_zero(set, struct nc_widget_textbox);
+ textbox->set = set;
textbox->widget.height = 1;
textbox->widget.width = len;
textbox->widget.x = x;
return textbox;
}
+void widget_textbox_set_validator_integer(struct nc_widget_textbox *textbox,
+ long min, long max)
+{
+ set_field_type(textbox->widget.field, TYPE_INTEGER, 1, min, max);
+}
+
+void widget_textbox_set_validator_ipv4(struct nc_widget_textbox *textbox)
+{
+ set_field_type(textbox->widget.field, TYPE_IPV4);
+}
+
+static bool check_ipv4_multi_char(int c,
+ const void *arg __attribute__((unused)))
+{
+ return isdigit(c) || c == '.' || c == ' ';
+}
+
+static bool check_ipv4_multi_field(FIELD *field,
+ const void *arg __attribute__((unused)))
+{
+ char *buf = field_buffer(field, 0);
+ unsigned int ip[4];
+ int n, len;
+
+ while (*buf != '\0') {
+ n = sscanf(buf, "%u.%u.%u.%u%n",
+ &ip[0], &ip[1], &ip[2], &ip[3], &len);
+ if (n != 4)
+ return false;
+
+ if (ip[0] > 255 || ip[1] > 255 || ip[2] > 255 || ip[3] > 255)
+ return false;
+
+ for (buf += len; *buf != '\0'; buf++) {
+ if (isspace(*buf))
+ continue;
+ else if (isdigit(*buf))
+ break;
+ else
+ return false;
+ }
+ }
+
+ return true;
+}
+
+void widget_textbox_set_validator_ipv4_multi(struct nc_widget_textbox *textbox)
+{
+ if (!textbox->set->ipv4_multi_type) {
+ textbox->set->ipv4_multi_type = new_fieldtype(
+ check_ipv4_multi_field,
+ check_ipv4_multi_char);
+ }
+ set_field_type(textbox->widget.field, textbox->set->ipv4_multi_type);
+}
+
static void select_option_change(struct select_option *opt, bool selected)
{
const char *str;
int i, new_idx;
FIELD *field;
- switch (key) {
- case ' ':
- case KEY_ENTER:
- break;
- default:
+ if (!key_is_select(key))
return false;
- }
field = current_field(form);
new_opt = NULL;
field_move(select->options[i].field, y + i, x);
}
+static void select_field_focus(struct nc_widget *widget, FIELD *field)
+{
+ struct nc_widget_select *select = to_select(widget);
+ int i;
+
+ for (i = 0; i < select->n_options; i++) {
+ if (field != select->options[i].field)
+ continue;
+ widget->focus_y = i;
+ return;
+ }
+}
+
static int select_destructor(void *ptr)
{
struct nc_widget_select *select = ptr;
select->widget.process_key = select_process_key;
select->widget.set_visible = select_set_visible;
select->widget.move = select_move;
+ select->widget.field_focus = select_field_focus;
select->widget.focussed_attr = A_REVERSE;
select->widget.unfocussed_attr = A_NORMAL;
select->top = y;
int widget_select_get_value(struct nc_widget_select *select)
{
+ if (!select->n_options)
+ return -1;
return select->options[select->selected_option].val;
}
select->on_change_arg = arg;
}
+void widget_select_drop_options(struct nc_widget_select *select)
+{
+ struct nc_widgetset *set = select->set;
+ int i;
+
+ for (i = 0; i < select->n_options; i++) {
+ FIELD *field = select->options[i].field;
+ widgetset_remove_field(set, field);
+ if (field == set->cur_field)
+ set->cur_field = NULL;
+ free_field(select->options[i].field);
+ }
+
+ talloc_free(select->options);
+ select->options = NULL;
+ select->n_options = 0;
+ select->widget.height = 0;
+ select->widget.focus_y = 0;
+
+}
+
static bool button_process_key(struct nc_widget *widget,
FORM *form __attribute__((unused)), int key)
{
if (!button->click)
return false;
- switch (key) {
- case ' ':
- case '\r':
- case '\n':
- button->click(button->arg);
- return true;
- }
+ if (!key_is_select(key))
+ return false;
- return false;
+ button->click(button->arg);
+ return true;
}
static int button_destructor(void *ptr)
field = current_field(set->form);
widget = field_userptr(field);
widget_focus_change(widget, field, true);
+ if (widget->field_focus)
+ widget->field_focus(widget, field);
if (set->widget_focus)
set->widget_focus(widget, set->widget_focus_arg);
return true;
{
struct nc_widgetset *set = ptr;
free_form(set->form);
+ if (set->ipv4_multi_type)
+ free_fieldtype(set->ipv4_multi_type);
return 0;
}
return set;
}
+void widgetset_set_windows(struct nc_widgetset *set,
+ WINDOW *main, WINDOW *sub)
+{
+ set->mainwin = main;
+ set->subwin = sub;
+}
+
void widgetset_set_widget_focus(struct nc_widgetset *set,
widget_focus_cb cb, void *arg)
{
set->fields[set->n_fields] = NULL;
}
+static void widgetset_remove_field(struct nc_widgetset *set, FIELD *field)
+{
+ int i;
+
+ for (i = 0; i < set->n_fields; i++) {
+ if (set->fields[i] == field)
+ break;
+ }
+
+ if (i == set->n_fields)
+ return;
+
+ memmove(&set->fields[i], &set->fields[i+i],
+ (set->n_fields - i) * sizeof(set->fields[i]));
+ set->n_fields--;
+}
+
#define DECLARE_BASEFN(type) \
struct nc_widget *widget_ ## type ## _base \
(struct nc_widget_ ## type *w) \
return widget->y;
}
+int widget_focus_y(struct nc_widget *widget)
+{
+ return widget->focus_y;
+}
+