perf gtk/browser: Trim column header string when event group enabled

When event group feature is enabled, each column header is expanded to
match with the whole group column width.  But this is not needed for
GTK+ browser since ti usually use variable-width fonts.  So trim it.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1358845787-1350-15-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/ui/gtk/hists.c b/tools/perf/ui/gtk/hists.c
index c87a98c7efaaf185a06aef284c8972703abd4a26..caa554bdbfe7fa65327d2c1a9bdc07f36fbcc428 100644 (file)
--- a/tools/perf/ui/gtk/hists.c
+++ b/tools/perf/ui/gtk/hists.c
@@ -170,7 +170,7 @@ static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists)
                fmt->header(&hpp);
 
                gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
-                                                           -1, s,
+                                                           -1, ltrim(s),
                                                            renderer, "markup",
                                                            col_idx++, NULL);
        }