linux-kernel - [tip:perf/core] perf ui browser: Clean lines inside of the input window

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Date:	Mon, 19 Mar 2012 13:06:20 -0700
From:	tip-bot for Namhyung Kim <namhyung.kim@....com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, paulus@...ba.org, acme@...hat.com,
	hpa@...or.com, mingo@...nel.org, a.p.zijlstra@...llo.nl,
	namhyung.kim@....com, namhyung@...il.com, tglx@...utronix.de
Subject: [tip:perf/core] perf ui browser:
  Clean lines inside of the input window

Commit-ID:  f7e5410920fabadf294177f590b54ab0cadc4775
Gitweb:     http://git.kernel.org/tip/f7e5410920fabadf294177f590b54ab0cadc4775
Author:     Namhyung Kim <namhyung.kim@....com>
AuthorDate: Mon, 19 Mar 2012 11:46:20 +0900
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Mon, 19 Mar 2012 12:07:30 -0300

perf ui browser: Clean lines inside of the input window

As Arnaldo pointed out, it should be cleared to prevent the window from
displaying overlapped strings on the region.

Reported-by: Arnaldo Carvalho de Melo <acme@...hat.com>
Signed-off-by: Namhyung Kim <namhyung.kim@....com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Namhyung Kim <namhyung@...il.com>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Link: http://lkml.kernel.org/r/1332125180-23041-1-git-send-email-namhyung.kim@lge.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/ui/util.c |   10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/tools/perf/util/ui/util.c b/tools/perf/util/ui/util.c
index 360f43f..ad4374a 100644
--- a/tools/perf/util/ui/util.c
+++ b/tools/perf/util/ui/util.c
@@ -108,9 +108,13 @@ int ui_browser__input_window(const char *title, const char *text, char *input,
 	max_len -= 2;
 	SLsmg_write_wrapped_string((unsigned char *)text, y, x,
 				   nr_lines, max_len, 1);
-	y += nr_lines + 1;
-	SLsmg_set_color(0);
-	SLsmg_draw_box(y - 1, x + 1, 3, max_len - 2);
+	y += nr_lines;
+	len = 5;
+	while (len--) {
+		SLsmg_gotorc(y + len - 1, x);
+		SLsmg_write_nstring((char *)" ", max_len);
+	}
+	SLsmg_draw_box(y++, x + 1, 3, max_len - 2);
 
 	SLsmg_gotorc(y + 3, x);
 	SLsmg_write_nstring((char *)exit_msg, max_len);
--
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