perf tools tui: Display multiple header lines
Display multiple header lines in TUI browser, if it's configured within struct perf_hpp_list::nr_header_lines. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1470583710-1649-4-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -1502,7 +1502,9 @@ static int advance_hpp_check(struct perf_hpp *hpp, int inc)
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return hpp->size <= 0;
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}
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static int hists_browser__scnprintf_headers(struct hist_browser *browser, char *buf, size_t size)
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static int
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hists_browser__scnprintf_headers(struct hist_browser *browser, char *buf,
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size_t size, int line)
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{
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struct hists *hists = browser->hists;
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struct perf_hpp dummy_hpp = {
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@ -1523,7 +1525,7 @@ static int hists_browser__scnprintf_headers(struct hist_browser *browser, char *
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if (perf_hpp__should_skip(fmt, hists) || column++ < browser->b.horiz_scroll)
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continue;
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ret = fmt->header(fmt, &dummy_hpp, hists, 0);
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ret = fmt->header(fmt, &dummy_hpp, hists, line);
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if (advance_hpp_check(&dummy_hpp, ret))
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break;
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@ -1628,14 +1630,21 @@ static void hists_browser__hierarchy_headers(struct hist_browser *browser)
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static void hists_browser__headers(struct hist_browser *browser)
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{
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char headers[1024];
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struct hists *hists = browser->hists;
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struct perf_hpp_list *hpp_list = hists->hpp_list;
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hists_browser__scnprintf_headers(browser, headers,
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sizeof(headers));
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int line;
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ui_browser__gotorc(&browser->b, 0, 0);
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ui_browser__set_color(&browser->b, HE_COLORSET_ROOT);
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ui_browser__write_nstring(&browser->b, headers, browser->b.width + 1);
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for (line = 0; line < hpp_list->nr_header_lines; line++) {
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char headers[1024];
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hists_browser__scnprintf_headers(browser, headers,
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sizeof(headers), line);
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ui_browser__gotorc(&browser->b, line, 0);
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ui_browser__set_color(&browser->b, HE_COLORSET_ROOT);
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ui_browser__write_nstring(&browser->b, headers, browser->b.width + 1);
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}
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}
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static void hist_browser__show_headers(struct hist_browser *browser)
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