Modest/examples/mycss/selectors_low_level.c

/*
 Copyright (C) 2016 Alexander Borisov

 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Lesser General Public
 License as published by the Free Software Foundation; either
 version 2.1 of the License, or (at your option) any later version.

 This library is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 Lesser General Public License for more details.

 You should have received a copy of the GNU Lesser General Public
 License along with this library; if not, write to the Free Software
 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

 Author: lex.borisov@gmail.com (Alexander Borisov)
*/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include <mycss/mycss.h>
#include <mycss/selectors/init.h>

mystatus_t serialization_callback(const char* data, size_t len, void* ctx)
{
    printf("%.*s", (int)len, data);
    return MyCORE_STATUS_OK;
}

int main(int argc, const char * argv[])
{
    const char *selector = "#hash.class >> [class ~= bebebe]:has( :not( p:last-child  ):nth-child(2n+1))";

    // basic init
    mycss_t *mycss = mycss_create();
    mystatus_t status = mycss_init(mycss);

    // check initialization
    if (MyCSS_FAILED(status)) return EXIT_FAILURE;

    // current entry work init
    mycss_entry_t *entry = mycss_entry_create();
    status = mycss_entry_init(mycss, entry);

    // parse selectors
    printf("Input data:\n");
    printf("\t%s", selector);
    printf("\n");

    mystatus_t out_status;
    mycss_selectors_list_t *list = mycss_selectors_parse(entry->selectors, MyENCODING_UTF_8, selector, strlen(selector), &out_status);

    /* print result */
    printf("Result:\n\t");
    mycss_selectors_serialization_list(entry->selectors, list, serialization_callback, NULL);
    printf("\n");

    // destroy all
    mycss_entry_destroy(entry, true);
    mycss_destroy(mycss, true);

    return 0;
}