[thirdparty/util-linux.git] / 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, "failed 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, "failed to create output line");
}

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

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

	scols_init_debug(0);

	tb = scols_new_table();
	if (!tb)
		err(EXIT_FAILURE, "failed 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");

	title = scols_table_get_title(tb);

	/* right */
	scols_cell_set_data(title, "This is right title");
	scols_cell_set_color(title, "red");
	scols_cell_set_flags(title, SCOLS_CELL_FL_RIGHT);
	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_cell_set_data(title, "This is center title (with padding)");
	scols_cell_set_color(title, "green");
	scols_cell_set_flags(title, SCOLS_CELL_FL_CENTER);
	scols_print_table(tb);

	/* left */
	scols_symbols_set_title_padding(sy, "-");
	scols_cell_set_data(title, "This is left title (with padding)");
	scols_cell_set_color(title, "blue");
	scols_cell_set_flags(title, SCOLS_CELL_FL_LEFT);
	scols_print_table(tb);

	scols_unref_table(tb);
	return EXIT_SUCCESS;
}
Commit	Line	Data
107ca34a KZ	1	/*
	2	* Copyright (C) 2010-2014 Karel Zak <kzak@redhat.com>
	3	*
	4	* This file may be redistributed under the terms of the
	5	* GNU Lesser General Public License.
	6	*/
	7	#include <stdlib.h>
	8	#include <unistd.h>
	9	#include <string.h>
	10	#include <errno.h>
	11	#include <sys/types.h>
	12	#include <sys/stat.h>
	13	#include <dirent.h>
	14	#include <getopt.h>
	15
	16	#include "c.h"
	17	#include "nls.h"
	18	#include "strutils.h"
	19	#include "xalloc.h"
	20
	21	#include "libsmartcols.h"
	22
	23
	24	enum { COL_NAME, COL_DATA };
	25
	26	/* add columns to the @tb */
	27	static void setup_columns(struct libscols_table *tb)
	28	{
	29	if (!scols_table_new_column(tb, "NAME", 0, 0))
	30	goto fail;
	31	if (!scols_table_new_column(tb, "DATA", 0, 0))
	32	goto fail;
	33	return;
	34	fail:
	35	scols_unref_table(tb);
9e930041	36	err(EXIT_FAILURE, "failed to create output columns");
107ca34a KZ	37	}
	38
	39	static void add_line(struct libscols_table tb, const char name, const char *data)
	40	{
	41	struct libscols_line *ln = scols_table_new_line(tb, NULL);
	42	if (!ln)
	43	err(EXIT_FAILURE, "failed to create output line");
	44
	45	if (scols_line_set_data(ln, COL_NAME, name))
	46	goto fail;
4a51e682	47	if (scols_line_set_data(ln, COL_DATA, data))
107ca34a KZ	48	goto fail;
	49	return;
	50	fail:
	51	scols_unref_table(tb);
9e930041	52	err(EXIT_FAILURE, "failed to create output line");
107ca34a KZ	53	}
	54
	55	int main(int argc, char *argv[])
	56	{
	57	struct libscols_table *tb;
	58	struct libscols_symbols *sy;
e865838d	59	struct libscols_cell *title;
107ca34a KZ	60
	61	setlocale(LC_ALL, ""); /* just to have enable UTF8 chars */
	62
	63	scols_init_debug(0);
	64
	65	tb = scols_new_table();
	66	if (!tb)
9e930041	67	err(EXIT_FAILURE, "failed to create output table");
107ca34a KZ	68
	69	scols_table_enable_colors(tb, 1);
	70	setup_columns(tb);
	71	add_line(tb, "foo", "bla bla bla");
	72	add_line(tb, "bar", "alb alb alb");
	73
e865838d KZ	74	title = scols_table_get_title(tb);
e865838d KZ	75
107ca34a	76	/* right */
e865838d KZ	77	scols_cell_set_data(title, "This is right title");
	78	scols_cell_set_color(title, "red");
	79	scols_cell_set_flags(title, SCOLS_CELL_FL_RIGHT);
107ca34a KZ	80	scols_print_table(tb);
	81
	82	/* center */
	83	sy = scols_new_symbols();
	84	if (!sy)
	85	err_oom();
	86	scols_table_set_symbols(tb, sy);
	87
	88	scols_symbols_set_title_padding(sy, "=");
e865838d KZ	89	scols_cell_set_data(title, "This is center title (with padding)");
	90	scols_cell_set_color(title, "green");
	91	scols_cell_set_flags(title, SCOLS_CELL_FL_CENTER);
107ca34a KZ	92	scols_print_table(tb);
	93
	94	/* left */
	95	scols_symbols_set_title_padding(sy, "-");
e865838d KZ	96	scols_cell_set_data(title, "This is left title (with padding)");
	97	scols_cell_set_color(title, "blue");
	98	scols_cell_set_flags(title, SCOLS_CELL_FL_LEFT);
107ca34a KZ	99	scols_print_table(tb);
	100
	101	scols_unref_table(tb);
	102	return EXIT_SUCCESS;
	103	}