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libsmartcols: rewrite ./sample-scols-wrap 

Signed-off-by: Karel Zak <kzak@redhat.com>
This commit is contained in:
Karel Zak 2016-02-10 15:37:30 +01:00
parent d94c519877
commit 20759a42ec
1 changed files with 39 additions and 13 deletions
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52
libsmartcols/samples/wrap.c
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@ -21,14 +21,20 @@
#include "libsmartcols.h" #include "libsmartcols.h"
enum { COL_NAME, COL_DATA }; enum { COL_NAME, COL_DESC, COL_FOO, COL_LIKE, COL_TEXT };
/* add columns to the @tb */ /* add columns to the @tb */
static void setup_columns(struct libscols_table *tb) static void setup_columns(struct libscols_table *tb)
{ {
if (!scols_table_new_column(tb, "NAME", 0, SCOLS_FL_TREE)) if (!scols_table_new_column(tb, "NAME", 0, SCOLS_FL_TREE))
goto fail; goto fail;
if (!scols_table_new_column(tb, "DATA", 0, SCOLS_FL_WRAP)) if (!scols_table_new_column(tb, "DESC", 0, 0))
goto fail;
if (!scols_table_new_column(tb, "FOO", 0, SCOLS_FL_WRAP))
goto fail;
if (!scols_table_new_column(tb, "LIKE", 0, SCOLS_FL_RIGHT))
goto fail;
if (!scols_table_new_column(tb, "TEXT", 0, SCOLS_FL_WRAP))
goto fail; goto fail;
return; return;
fail: fail:
@ -36,18 +42,36 @@ fail:
err(EXIT_FAILURE, "faild to create output columns"); err(EXIT_FAILURE, "faild to create output columns");
} }
static char *gen_text(const char *prefix, const char *sub_prefix, char *buf, size_t sz)
{
int x = snprintf(buf, sz, "%s-%s-", prefix, sub_prefix);
for ( ; x < sz - 1; x++)
buf[x] = *prefix;
buf[x++] = 'x';
buf[x] = '\0';
return buf;
}
static struct libscols_line * add_line( struct libscols_table *tb, static struct libscols_line * add_line( struct libscols_table *tb,
struct libscols_line *parent, struct libscols_line *parent,
const char *name, const char *prefix)
const char *data)
{ {
char buf[BUFSIZ];
struct libscols_line *ln = scols_table_new_line(tb, parent); struct libscols_line *ln = scols_table_new_line(tb, parent);
if (!ln) if (!ln)
err(EXIT_FAILURE, "failed to create output line"); err(EXIT_FAILURE, "failed to create output line");
if (scols_line_set_data(ln, COL_NAME, name)) if (scols_line_set_data(ln, COL_NAME, gen_text(prefix, "N", buf, 15)))
goto fail; goto fail;
if (scols_line_set_data(ln, COL_DATA, data)) if (scols_line_set_data(ln, COL_DESC, gen_text(prefix, "D", buf, 10)))
goto fail;
if (scols_line_set_data(ln, COL_FOO, gen_text(prefix, "U", buf, 55)))
goto fail;
if (scols_line_set_data(ln, COL_LIKE, "1"))
goto fail;
if (scols_line_set_data(ln, COL_TEXT, gen_text(prefix, "T", buf, 50)))
goto fail; goto fail;
return ln; return ln;
fail: fail:
@ -58,7 +82,7 @@ fail:
int main(int argc, char *argv[]) int main(int argc, char *argv[])
{ {
struct libscols_table *tb; struct libscols_table *tb;
struct libscols_line *ln; struct libscols_line *ln, *xln;
setlocale(LC_ALL, ""); /* just to have enable UTF8 chars */ setlocale(LC_ALL, ""); /* just to have enable UTF8 chars */
@ -71,13 +95,15 @@ int main(int argc, char *argv[])
scols_table_enable_colors(tb, 1); scols_table_enable_colors(tb, 1);
setup_columns(tb); setup_columns(tb);
ln = add_line(tb, NULL, "monohull", "type of boat having only one hull, unlike multihulled boats which can have two or more individual hulls connected to one another."); ln = add_line(tb, NULL, "A");
add_line(tb, ln, "keelboat", "riverine cargo-capable working boat, or a small to mid-sized recreational sailing yacht."); add_line(tb, ln, "aa");
add_line(tb, ln, "dinghy", "type of small boat, often carried or towed for use as a ship's boat by a larger vessel."); add_line(tb, ln, "ab");
ln = add_line(tb, NULL, "multihull", "ship, vessel, craft or boat with more than one hull."); ln = add_line(tb, NULL, "B");
add_line(tb, ln, "catamaran", "geometry-stabilized craft; that is, it derives its stability from its wide beam, rather than from a ballasted keel, like a monohull."); xln = add_line(tb, ln, "ba");
add_line(tb, ln, "trimaran ", "multihull boat that comprises a main hull and two smaller outrigger hulls (or \"floats\") which are attached to the main hull with lateral beams."); add_line(tb, xln, "baa");
add_line(tb, xln, "bab");
add_line(tb, ln, "bb");
scols_print_table(tb); scols_print_table(tb);
scols_unref_table(tb); scols_unref_table(tb);