static void
keyboard_move (gint dx, gint dy)
{
if (kb_visible)
cursor_erase ();
kb_visible = TRUE;
kb_xloc += dx;
kb_yloc += dy;
kb_xloc = (kb_xloc + board_width) % board_width;
kb_yloc = (kb_yloc + board_height) % board_height;
cursor_draw (kb_xloc, kb_yloc);
select_cells ();
}
void backspace(char **str, int *pos,
UNUSED t_head *history,
UNUSED int *i_history)
{
if (*pos > 0)
{
edit_str(str, pos, 0);
--*pos;
cursor_save();
cursor_forward(strlen(*str) - *pos);
cursor_backward(1);
cursor_erase(1);
cursor_restore();
cursor_backward(1);
cursor_erase(1);
cursor_save();
fflush(stdout);
write(1, "\r", 1);
write(1, history->prompt, strlen(history->prompt));
write(1, *str, strlen(*str));
cursor_restore();
fflush(stdout);
}
}
void del(char **str, int *pos,
UNUSED t_head *history,
UNUSED int *i_history)
{
if ((*str) && *pos < (int)strlen(*str))
{
edit_str(str, pos, 1);
cursor_save();
cursor_forward(strlen(*str) - *pos);
cursor_backward(1);
cursor_erase(strlen(*str) + 1);
cursor_restore();
cursor_save();
fflush(stdout);
write(1, "\r", 1);
write(1, history->prompt, strlen(history->prompt));
write(1, *str, strlen(*str));
cursor_restore();
fflush(stdout);
}
}