static cb_ret_t
listbox_execute_cmd (WListbox * l, long command)
{
cb_ret_t ret = MSG_HANDLED;
Widget *w = WIDGET (l);
if (l->list == NULL || g_queue_is_empty (l->list))
return MSG_NOT_HANDLED;
switch (command)
{
case CK_Up:
listbox_back (l, TRUE);
break;
case CK_Down:
listbox_fwd (l, TRUE);
break;
case CK_Top:
listbox_select_first (l);
break;
case CK_Bottom:
listbox_select_last (l);
break;
case CK_PageUp:
listbox_back_n (l, w->lines - 1);
break;
case CK_PageDown:
listbox_fwd_n (l, w->lines - 1);
break;
case CK_Delete:
if (l->deletable)
{
gboolean is_last, is_more;
int length;
length = g_queue_get_length (l->list);
is_last = (l->pos + 1 >= length);
is_more = (l->top + w->lines >= length);
listbox_remove_current (l);
if ((l->top > 0) && (is_last || is_more))
l->top--;
}
break;
case CK_Clear:
if (l->deletable && mc_global.widget.confirm_history_cleanup
/* TRANSLATORS: no need to translate 'DialogTitle', it's just a context prefix */
&& (query_dialog (Q_ ("DialogTitle|History cleanup"),
_("Do you want clean this history?"),
D_ERROR, 2, _("&Yes"), _("&No")) == 0))
listbox_remove_list (l);
break;
default:
ret = MSG_NOT_HANDLED;
}
return ret;
}
static void
listbox_mouse_callback (Widget * w, mouse_msg_t msg, mouse_event_t * event)
{
WListbox *l = LISTBOX (w);
int old_pos;
old_pos = l->pos;
switch (msg)
{
case MSG_MOUSE_DOWN:
widget_select (w);
listbox_select_entry (l, listbox_y_pos (l, event->y));
break;
case MSG_MOUSE_SCROLL_UP:
listbox_back (l, FALSE);
break;
case MSG_MOUSE_SCROLL_DOWN:
listbox_fwd (l, FALSE);
break;
case MSG_MOUSE_DRAG:
event->result.repeat = TRUE; /* It'd be functional even without this. */
listbox_select_entry (l, listbox_y_pos (l, event->y));
break;
case MSG_MOUSE_CLICK:
/* We don't call listbox_select_entry() here: MSG_MOUSE_DOWN/DRAG did this already. */
if (event->count == GPM_DOUBLE) /* Double click */
listbox_do_action (l);
break;
default:
break;
}
/* If the selection has changed, we redraw the widget and notify the dialog. */
if (l->pos != old_pos)
listbox_on_change (l);
}
static int
listbox_event (Gpm_Event * event, void *data)
{
WListbox *l = LISTBOX (data);
Widget *w = WIDGET (data);
if (!mouse_global_in_widget (event, w))
return MOU_UNHANDLED;
/* Single click */
if ((event->type & GPM_DOWN) != 0)
dlg_select_widget (l);
if (listbox_is_empty (l))
return MOU_NORMAL;
if ((event->type & (GPM_DOWN | GPM_DRAG)) != 0)
{
int ret = MOU_REPEAT;
Gpm_Event local;
int i;
local = mouse_get_local (event, w);
if (local.y < 1)
for (i = -local.y; i >= 0; i--)
listbox_back (l);
else if (local.y > w->lines)
for (i = local.y - w->lines; i > 0; i--)
listbox_fwd (l);
else if ((local.buttons & GPM_B_UP) != 0)
{
listbox_back (l);
ret = MOU_NORMAL;
}
else if ((local.buttons & GPM_B_DOWN) != 0)
{
listbox_fwd (l);
ret = MOU_NORMAL;
}
else
listbox_select_entry (l, listbox_select_pos (l, l->top, local.y - 1));
/* We need to refresh ourselves since the dialog manager doesn't */
/* know about this event */
listbox_draw (l, TRUE);
return ret;
}
/* Double click */
if ((event->type & (GPM_DOUBLE | GPM_UP)) == (GPM_UP | GPM_DOUBLE))
{
Gpm_Event local;
int action;
local = mouse_get_local (event, w);
dlg_select_widget (l);
listbox_select_entry (l, listbox_select_pos (l, l->top, local.y - 1));
if (l->callback != NULL)
action = l->callback (l);
else
action = LISTBOX_DONE;
if (action == LISTBOX_DONE)
{
w->owner->ret_value = B_ENTER;
dlg_stop (w->owner);
}
}
return MOU_NORMAL;
}
