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perf ui browser: Add ui_browser__show counterpart: __hide

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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>
This commit is contained in:
Arnaldo Carvalho de Melo
2010-08-10 15:44:20 -03:00
parent f1e9214cc9
commit 59e8fe32fc
7 changed files with 33 additions and 15 deletions
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18
tools/perf/util/ui/browser.c
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@@ -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;