static void process_line(t_tokenline *tl)
{
t_token *tokens;
int words[TL_MAX_WORDS], num_words, i;
tl->print(tl->user, NL);
do {
if (!tl->buf_len)
break;
history_add(tl);
if (!split_line(tl, words, &num_words, FALSE))
break;
if (!num_words)
break;
if (!strcmp(tl->buf + words[0], "help")) {
if (num_words == 1) {
/*
* Nothing to tokenize: find the help entry
* if any so its help text can be shown.
*/
tokens = tl->token_levels[tl->token_level];
for (i = 0; tokens[i].token; i++) {
if (tokens[i].arg_type == T_ARG_HELP) {
tl->parsed.last_token_entry = &tokens[i];
break;
}
}
} else {
/* Tokenize with errors turned off. */
tokenize(tl, words + 1, num_words - 1, &tokens, NULL);
}
show_help(tl, words, num_words);
} else if (!strcmp(tl->buf + words[0], "history")) {
history_show(tl);
} else {
if (!tokenize(tl, words, num_words, NULL, NULL))
break;
if (tl->callback)
tl->callback(tl->user, &tl->parsed);
}
} while (FALSE);
tl->buf[0] = 0;
tl->buf_len = 0;
tl->escape_len = 0;
tl->pos = 0;
tl->hist_step = -1;
tl->print(tl->user, tl->prompt);
}
static void
do_show_hist (WInput * in)
{
size_t len;
char *r;
len = get_history_length (in->history);
r = history_show (&in->history, &in->widget);
if (r != NULL)
{
input_assign_text (in, r);
g_free (r);
}
/* Has history cleaned up or not? */
if (len != get_history_length (in->history))
in->history_changed = TRUE;
}
static void
do_show_hist (WInput * in)
{
size_t len;
char *r;
len = get_history_length (in->history.list);
r = history_show (&in->history.list, WIDGET (in),
g_list_position (in->history.list, in->history.list));
if (r != NULL)
{
input_assign_text (in, r);
g_free (r);
}
/* Has history cleaned up or not? */
if (len != get_history_length (in->history.list))
in->history.changed = TRUE;
}
void history_navigation(t_window *w, t_music *m, t_list *l, t_text *t, t_font *f, t_image *img)
{
int next;
SDL_Event event;
t_elem_text *e_text;
next = 1;
e_text = t->tail;
if (e_text->prev != NULL)
e_text = e_text->prev;
first_left_show(w, t, f, l);
while (next)
{
SDL_WaitEvent(&event);
switch(event.type)
{
case SDL_QUIT:
clean_exit(w, m, l, t);
break;
case SDL_MOUSEBUTTONUP:
if (event.button.button == SDL_BUTTON_LEFT)
pars_scene(w, m, l, t, f);
break;
case SDL_KEYDOWN:
switch (event.key.keysym.sym)
{
case SDLK_RETURN:
next = 0;
events2(w, m, l, t, f, img);
break;
case SDLK_SPACE:
next = 0;
events2(w, m, l, t, f, img);
break;
case SDLK_LEFT:
if (e_text->prev != NULL)
{
e_text = e_text->prev;
history_show(w, t, f, e_text, l);
}
break;
case SDLK_RIGHT:
if (e_text->next != NULL && e_text->next->next != NULL)
{
e_text = e_text->next;
history_show(w, t, f, e_text, l);
}
break;
case SDLK_m:
music_pause(m);
break;
case SDLK_ESCAPE:
clean_exit(w, m, l, t);
break;
default:
break;
}
break;
default:
break;
}
}
}
