perf ui browser: Add ui_browser__show counterpart: __hide
So that the common tasks of providing a helpline at __run entry and
destroying the window and releasing resourses at exit can be abstracted
away, reducing a bit more the coupling with libnewt.
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/util/ui/browsers/annotate.c b/tools/perf/util/ui/browsers/annotate.c
index 73e78ef..55ff792 100644
--- a/tools/perf/util/ui/browsers/annotate.c
+++ b/tools/perf/util/ui/browsers/annotate.c
@@ -141,10 +141,10 @@
struct rb_node *nd;
struct hist_entry *he = self->b.priv;
- if (ui_browser__show(&self->b, he->ms.sym->name) < 0)
+ if (ui_browser__show(&self->b, he->ms.sym->name,
+ "<- or ESC: exit, TAB/shift+TAB: cycle thru samples") < 0)
return -1;
- ui_helpline__fpush("<- or ESC: exit, TAB/shift+TAB: cycle thru samples");
newtFormAddHotKey(self->b.form, NEWT_KEY_LEFT);
nd = self->curr_hot;
@@ -177,9 +177,7 @@
}
}
out:
- newtFormDestroy(self->b.form);
- newtPopWindow();
- ui_helpline__pop();
+ ui_browser__hide(&self->b);
return 0;
}
diff --git a/tools/perf/util/ui/browsers/hists.c b/tools/perf/util/ui/browsers/hists.c
index cee7998..dd512b7 100644
--- a/tools/perf/util/ui/browsers/hists.c
+++ b/tools/perf/util/ui/browsers/hists.c
@@ -211,7 +211,8 @@
nr_events, unit);
newtDrawRootText(0, 0, str);
- if (ui_browser__show(&self->b, title) < 0)
+ if (ui_browser__show(&self->b, title,
+ "Press '?' for help on key bindings") < 0)
return -1;
newtFormAddHotKey(self->b.form, 'A');
@@ -253,6 +254,8 @@
return 0;
}
}
+
+ ui_browser__hide(&self->b);
return 0;
}
diff --git a/tools/perf/util/ui/browsers/map.c b/tools/perf/util/ui/browsers/map.c
index b79f0c9..142b825 100644
--- a/tools/perf/util/ui/browsers/map.c
+++ b/tools/perf/util/ui/browsers/map.c
@@ -100,11 +100,11 @@
static int map_browser__run(struct map_browser *self, struct newtExitStruct *es)
{
- if (ui_browser__show(&self->b, self->map->dso->long_name) < 0)
+ if (ui_browser__show(&self->b, self->map->dso->long_name,
+ "Press <- or ESC to exit, %s / to search",
+ verbose ? "" : "restart with -v to use") < 0)
return -1;
- ui_helpline__fpush("Press <- or ESC to exit, %s / to search",
- verbose ? "" : "restart with -v to use");
newtFormAddHotKey(self->b.form, NEWT_KEY_LEFT);
newtFormAddHotKey(self->b.form, NEWT_KEY_ENTER);
if (verbose)
@@ -121,9 +121,7 @@
break;
}
- newtFormDestroy(self->b.form);
- newtPopWindow();
- ui_helpline__pop();
+ ui_browser__hide(&self->b);
return 0;
}