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perf ui/tui: Implement header window

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Implement a simple, full-screen header window which shows session header
(metadata) information.  Press 'i' key to display the header window.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1388036284-32342-4-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim
2013-12-26 14:37:59 +09:00
committed by Arnaldo Carvalho de Melo
parent e8e684a58b
commit 6dd601354f
4 changed files with 136 additions and 0 deletions
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6
tools/perf/ui/browsers/hists.c
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@@ -1417,6 +1417,7 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
/* help messages are sorted by lexical order of the hotkey */
const char report_help[] = HIST_BROWSER_HELP_COMMON
"i Show header information\n"
"P Print histograms to perf.hist.N\n"
"r Run available scripts\n"
"s Switch to another data file in PWD\n"
@@ -1513,6 +1514,11 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
if (is_report_browser(hbt))
goto do_data_switch;
continue;
case 'i':
/* env->arch is NULL for live-mode (i.e. perf top) */
if (env->arch)
tui__header_window(env);
continue;
case K_F1:
case 'h':
case '?':