path: root/libsmartcols/samples/title.c

/*
 * Copyright (C) 2010-2014 Karel Zak <kzak@redhat.com>
 *
 * This file may be redistributed under the terms of the
 * GNU Lesser General Public License.
 */
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <getopt.h>

#include "c.h"
#include "nls.h"
#include "strutils.h"
#include "xalloc.h"

#include "libsmartcols.h"


enum { COL_NAME, COL_DATA };

/* add columns to the @tb */
static void setup_columns(struct libscols_table *tb)
{
	if (!scols_table_new_column(tb, "NAME", 0, 0))
		goto fail;
	if (!scols_table_new_column(tb, "DATA", 0, 0))
		goto fail;
	return;
fail:
	scols_unref_table(tb);
	err(EXIT_FAILURE, "faild to create output columns");
}

static void add_line(struct libscols_table *tb, const char *name, const char *data)
{
	struct libscols_line *ln = scols_table_new_line(tb, NULL);
	if (!ln)
		err(EXIT_FAILURE, "failed to create output line");

	if (scols_line_set_data(ln, COL_NAME, name))
		goto fail;
	if (scols_line_set_data(ln, COL_DATA, data))
		goto fail;
	return;
fail:
	scols_unref_table(tb);
	err(EXIT_FAILURE, "faild to create output line");
}

int main(int argc, char *argv[])
{
	struct libscols_table *tb;
	struct libscols_symbols *sy;

	setlocale(LC_ALL, "");	/* just to have enable UTF8 chars */

	scols_init_debug(0);

	tb = scols_new_table();
	if (!tb)
		err(EXIT_FAILURE, "faild to create output table");

	scols_table_enable_colors(tb, 1);
	setup_columns(tb);
	add_line(tb, "foo", "bla bla bla");
	add_line(tb, "bar", "alb alb alb");

	/* right */
	scols_table_set_title(tb, "This is right title", SCOLS_TITLE_RIGHT, "red");
	scols_print_table(tb);

	/* center */
	sy = scols_new_symbols();
	if (!sy)
		err_oom();
	scols_table_set_symbols(tb, sy);

	scols_symbols_set_title_padding(sy, "=");
	scols_table_set_title(tb, "This is center title (with padding)", SCOLS_TITLE_CENTER, "green");
	scols_print_table(tb);

	/* left */
	scols_symbols_set_title_padding(sy, "-");
	scols_table_set_title(tb, "This is left title (with padding)", SCOLS_TITLE_LEFT, "blue");
	scols_print_table(tb);

	scols_unref_table(tb);
	return EXIT_SUCCESS;
}