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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-08-10 15:44:20 -0300 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-08-10 15:44:20 -0300 |
commit | 59e8fe32fc0cc9dff6b0c269d099a49e004dc45e (patch) | |
tree | 55133961ebcbf9ea5b5ab674360207876c189349 | |
parent | f1e9214cc99644101d957c5c660946c6f2f86d7c (diff) | |
download | kernel_samsung_espresso10-59e8fe32fc0cc9dff6b0c269d099a49e004dc45e.zip kernel_samsung_espresso10-59e8fe32fc0cc9dff6b0c269d099a49e004dc45e.tar.gz kernel_samsung_espresso10-59e8fe32fc0cc9dff6b0c269d099a49e004dc45e.tar.bz2 |
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>
-rw-r--r-- | tools/perf/util/ui/browser.c | 18 | ||||
-rw-r--r-- | tools/perf/util/ui/browser.h | 4 | ||||
-rw-r--r-- | tools/perf/util/ui/browsers/annotate.c | 8 | ||||
-rw-r--r-- | tools/perf/util/ui/browsers/hists.c | 5 | ||||
-rw-r--r-- | tools/perf/util/ui/browsers/map.c | 10 | ||||
-rw-r--r-- | tools/perf/util/ui/helpline.c | 2 | ||||
-rw-r--r-- | tools/perf/util/ui/helpline.h | 1 |
7 files changed, 33 insertions, 15 deletions
diff --git a/tools/perf/util/ui/browser.c b/tools/perf/util/ui/browser.c index 83d5748..66f2d58 100644 --- a/tools/perf/util/ui/browser.c +++ b/tools/perf/util/ui/browser.c @@ -16,6 +16,7 @@ #include <stdlib.h> #include <sys/ttydefaults.h> #include "browser.h" +#include "helpline.h" #include "../color.h" #include "../util.h" @@ -145,8 +146,11 @@ void ui_browser__reset_index(struct ui_browser *self) self->seek(self, 0, SEEK_SET); } -int ui_browser__show(struct ui_browser *self, const char *title) +int ui_browser__show(struct ui_browser *self, const char *title, + const char *helpline, ...) { + va_list ap; + if (self->form != NULL) { newtFormDestroy(self->form); newtPopWindow(); @@ -171,9 +175,21 @@ int ui_browser__show(struct ui_browser *self, const char *title) newtFormAddHotKey(self->form, NEWT_KEY_END); newtFormAddHotKey(self->form, ' '); newtFormAddComponent(self->form, self->sb); + + va_start(ap, helpline); + ui_helpline__vpush(helpline, ap); + va_end(ap); return 0; } +void ui_browser__hide(struct ui_browser *self) +{ + newtFormDestroy(self->form); + newtPopWindow(); + self->form = NULL; + ui_helpline__pop(); +} + int ui_browser__refresh(struct ui_browser *self) { int row; diff --git a/tools/perf/util/ui/browser.h b/tools/perf/util/ui/browser.h index 856e343..0b9f829 100644 --- a/tools/perf/util/ui/browser.h +++ b/tools/perf/util/ui/browser.h @@ -30,7 +30,9 @@ bool ui_browser__is_current_entry(struct ui_browser *self, unsigned row); void ui_browser__refresh_dimensions(struct ui_browser *self); void ui_browser__reset_index(struct ui_browser *self); -int ui_browser__show(struct ui_browser *self, const char *title); +int ui_browser__show(struct ui_browser *self, const char *title, + const char *helpline, ...); +void ui_browser__hide(struct ui_browser *self); int ui_browser__refresh(struct ui_browser *self); int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es); 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 @@ static int annotate_browser__run(struct annotate_browser *self, 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 @@ static int annotate_browser__run(struct annotate_browser *self, } } 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 @@ static int hist_browser__run(struct hist_browser *self, const char *title, 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 @@ static int hist_browser__run(struct hist_browser *self, const char *title, 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__search(struct map_browser *self) 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 @@ static int map_browser__run(struct map_browser *self, struct newtExitStruct *es) break; } - newtFormDestroy(self->b.form); - newtPopWindow(); - ui_helpline__pop(); + ui_browser__hide(&self->b); return 0; } diff --git a/tools/perf/util/ui/helpline.c b/tools/perf/util/ui/helpline.c index ff58460..8d79daa 100644 --- a/tools/perf/util/ui/helpline.c +++ b/tools/perf/util/ui/helpline.c @@ -16,7 +16,7 @@ void ui_helpline__push(const char *msg) newtPushHelpLine(msg); } -static void ui_helpline__vpush(const char *fmt, va_list ap) +void ui_helpline__vpush(const char *fmt, va_list ap) { char *s; diff --git a/tools/perf/util/ui/helpline.h b/tools/perf/util/ui/helpline.h index 5d1e5e7..ab6028d 100644 --- a/tools/perf/util/ui/helpline.h +++ b/tools/perf/util/ui/helpline.h @@ -4,6 +4,7 @@ void ui_helpline__init(void); void ui_helpline__pop(void); void ui_helpline__push(const char *msg); +void ui_helpline__vpush(const char *fmt, va_list ap); void ui_helpline__fpush(const char *fmt, ...); void ui_helpline__puts(const char *msg); |