/* Return MSG_HANDLED if we want a redraw */
static cb_ret_t
listbox_key (WListbox * l, int key)
{
unsigned long command;
if (l->list == NULL)
return MSG_NOT_HANDLED;
/* focus on listbox item N by '0'..'9' keys */
if (key >= '0' && key <= '9')
{
int oldpos = l->pos;
listbox_select_entry (l, key - '0');
/* need scroll to item? */
if (abs (oldpos - l->pos) > WIDGET (l)->lines)
l->top = l->pos;
return MSG_HANDLED;
}
command = keybind_lookup_keymap_command (listbox_map, key);
if (command == CK_IgnoreKey)
return MSG_NOT_HANDLED;
return listbox_execute_cmd (l, command);
}
static cb_ret_t
listbox_callback (Widget * w, Widget * sender, widget_msg_t msg, int parm, void *data)
{
WListbox *l = LISTBOX (w);
cb_ret_t ret_code;
switch (msg)
{
case MSG_INIT:
return MSG_HANDLED;
case MSG_HOTKEY:
{
int pos;
pos = listbox_check_hotkey (l, parm);
if (pos < 0)
return MSG_NOT_HANDLED;
listbox_run_hotkey (l, pos);
return MSG_HANDLED;
}
case MSG_KEY:
ret_code = listbox_key (l, parm);
if (ret_code != MSG_NOT_HANDLED)
listbox_on_change (l);
return ret_code;
case MSG_ACTION:
return listbox_execute_cmd (l, parm);
case MSG_CURSOR:
widget_move (l, l->cursor_y, 0);
return MSG_HANDLED;
case MSG_FOCUS:
case MSG_UNFOCUS:
l->focused = msg == MSG_FOCUS;
/* fall through */
case MSG_DRAW:
listbox_draw (l, l->focused);
return MSG_HANDLED;
case MSG_DESTROY:
listbox_destroy (l);
return MSG_HANDLED;
case MSG_RESIZE:
return MSG_HANDLED;
default:
return widget_default_callback (w, sender, msg, parm, data);
}
}
/* Return MSG_HANDLED if we want a redraw */
static cb_ret_t
listbox_key (WListbox * l, int key)
{
long command;
if (l->list == NULL)
return MSG_NOT_HANDLED;
/* focus on listbox item N by '0'..'9' keys */
if (key >= '0' && key <= '9')
{
listbox_select_entry (l, key - '0');
return MSG_HANDLED;
}
command = keybind_lookup_keymap_command (listbox_map, key);
if (command == CK_IgnoreKey)
return MSG_NOT_HANDLED;
return listbox_execute_cmd (l, command);
}
static cb_ret_t
listbox_callback (Widget * w, Widget * sender, widget_msg_t msg, int parm, void *data)
{
WListbox *l = LISTBOX (w);
WDialog *h = w->owner;
cb_ret_t ret_code;
switch (msg)
{
case MSG_INIT:
return MSG_HANDLED;
case MSG_HOTKEY:
{
int pos, action;
pos = listbox_check_hotkey (l, parm);
if (pos < 0)
return MSG_NOT_HANDLED;
listbox_select_entry (l, pos);
send_message (h, w, MSG_ACTION, l->pos, NULL);
if (l->callback != NULL)
action = l->callback (l);
else
action = LISTBOX_DONE;
if (action == LISTBOX_DONE)
{
h->ret_value = B_ENTER;
dlg_stop (h);
}
return MSG_HANDLED;
}
case MSG_KEY:
ret_code = listbox_key (l, parm);
if (ret_code != MSG_NOT_HANDLED)
{
listbox_draw (l, TRUE);
send_message (h, w, MSG_ACTION, l->pos, NULL);
}
return ret_code;
case MSG_ACTION:
return listbox_execute_cmd (l, parm);
case MSG_CURSOR:
widget_move (l, l->cursor_y, 0);
send_message (h, w, MSG_ACTION, l->pos, NULL);
return MSG_HANDLED;
case MSG_FOCUS:
case MSG_UNFOCUS:
case MSG_DRAW:
listbox_draw (l, msg != MSG_UNFOCUS);
return MSG_HANDLED;
case MSG_DESTROY:
listbox_destroy (l);
return MSG_HANDLED;
case MSG_RESIZE:
return MSG_HANDLED;
default:
return widget_default_callback (w, sender, msg, parm, data);
}
}
