lib/tt: add TT_FL_MAX to fill screen
Signed-off-by: Karel Zak <kzak@redhat.com>
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575a1de03a
commit
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15
include/tt.h
15
include/tt.h
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@ -19,17 +19,18 @@ enum {
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TT_FL_ASCII = (1 << 2),
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TT_FL_NOHEADINGS = (1 << 3),
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TT_FL_EXPORT = (1 << 4),
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TT_FL_MAX = (1 << 5), /* maximalize column width if possible */
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/*
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* Column flags
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*/
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TT_FL_TRUNC = (1 << 5), /* truncate fields data if necessary */
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TT_FL_TREE = (1 << 6), /* use tree "ascii art" */
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TT_FL_RIGHT = (1 << 7), /* align to the right */
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TT_FL_STRICTWIDTH = (1 << 8), /* don't reduce width if column is empty */
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TT_FL_NOEXTREMES = (1 << 9), /* ignore extreme fields when count column width*/
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TT_FL_TRUNC = (1 << 10), /* truncate fields data if necessary */
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TT_FL_TREE = (1 << 11), /* use tree "ascii art" */
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TT_FL_RIGHT = (1 << 12), /* align to the right */
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TT_FL_STRICTWIDTH = (1 << 13), /* don't reduce width if column is empty */
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TT_FL_NOEXTREMES = (1 << 14), /* ignore extreme fields when count column width*/
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TT_FL_FREEDATA = (1 << 10), /* free() data in tt_free_table() */
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TT_FL_FREEDATA = (1 << 15), /* free() data in tt_free_table() */
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};
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struct tt {
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@ -77,6 +78,8 @@ struct tt_line {
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};
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extern struct tt *tt_new_table(int flags);
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extern int tt_get_flags(struct tt *tb);
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extern void tt_set_flags(struct tt *tb, int flags);
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extern void tt_free_table(struct tt *tb);
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extern void tt_remove_lines(struct tt *tb);
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extern int tt_print_table(struct tt *tb);
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34
lib/tt.c
34
lib/tt.c
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@ -216,6 +216,22 @@ struct tt *tt_new_table(int flags)
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return tb;
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}
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/*
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* Be careful, the best way is to use:
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*
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* tt_set_flags(tb, tb_get_flags(tb) | TT_FL_xxx));
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*/
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void tt_set_flags(struct tt *tb, int flags)
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{
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if (tb)
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tb->flags = flags;
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}
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int tt_get_flags(struct tt *tb)
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{
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return tb ? tb->flags : 0;
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}
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void tt_set_stream(struct tt *tb, FILE *out)
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{
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if (!tb)
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@ -587,6 +603,7 @@ static void recount_widths(struct tt *tb, char *buf, size_t bufsz)
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}
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}
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/* Cool, we have extra space, use it! */
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if (width < tb->termwidth) {
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/* try to found extreme column which fits into available space
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*/
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@ -617,7 +634,20 @@ static void recount_widths(struct tt *tb, char *buf, size_t bufsz)
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break;
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}
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}
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if (width < tb->termwidth) {
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if (width < tb->termwidth && (tb->flags & TT_FL_MAX)) {
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/* try enlarge all columns */
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while (width < tb->termwidth) {
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list_for_each(p, &tb->tb_columns) {
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struct tt_column *cl =
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list_entry(p, struct tt_column, cl_columns);
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cl->width++;
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width++;
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if (width == tb->termwidth)
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break;
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}
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}
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} else if (width < tb->termwidth) {
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/* enalarge the last column */
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struct tt_column *cl = list_entry(
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tb->tb_columns.prev, struct tt_column, cl_columns);
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@ -769,7 +799,7 @@ static void print_data(struct tt *tb, struct tt_column *cl, char *data)
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}
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width = cl->width;
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if (is_last_column(tb, cl) && len < width)
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if (is_last_column(tb, cl) && len < width && !(tb->flags & TT_FL_MAX))
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width = len;
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/* truncate data */
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