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perf ui/gtk: Use struct perf_error_ops

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Define and use perf_gtk_eops to provide a GTK2 message dialog for error
reporting and a info_bar for warning.

As GtkInfoBar requires recent GTK+ libraries, provides a fallback
implementation using statusbar widget too.

Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Acked-by: Pekka Enberg <penberg@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1338265382-6872-8-git-send-email-namhyung@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2012-05-29 13:23:02 +09:00 committed by Arnaldo Carvalho de Melo
parent a6b702c117
commit e078ba14df
2 changed files with 91 additions and 0 deletions
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5
tools/perf/ui/gtk/setup.c
View file

@ -1,12 +1,17 @@
#include "gtk.h"
#include "../../util/cache.h"
#include "../../util/debug.h"
extern struct perf_error_ops perf_gtk_eops;
int perf_gtk__init(void)
{
perf_error__register(&perf_gtk_eops);
return gtk_init_check(NULL, NULL) ? 0 : -1;
}
void perf_gtk__exit(bool wait_for_ok __used)
{
perf_error__unregister(&perf_gtk_eops);
gtk_main_quit();
}

86
tools/perf/ui/gtk/util.c
View file

@ -2,6 +2,8 @@
#include "../../util/debug.h"
#include "gtk.h"
#include <string.h>
struct perf_gtk_context *pgctx;
@ -26,6 +28,90 @@ int perf_gtk__deactivate_context(struct perf_gtk_context **ctx)
return 0;
}
static int perf_gtk__error(const char *format, va_list args)
{
char *msg;
GtkWidget *dialog;
if (!perf_gtk__is_active_context(pgctx) ||
vasprintf(&msg, format, args) < 0) {
fprintf(stderr, "Error:\n");
vfprintf(stderr, format, args);
fprintf(stderr, "\n");
return -1;
}
dialog = gtk_message_dialog_new_with_markup(GTK_WINDOW(pgctx->main_window),
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR,
GTK_BUTTONS_CLOSE,
"<b>Error</b>\n\n%s", msg);
gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
free(msg);
return 0;
}
#ifdef HAVE_GTK_INFO_BAR
static int perf_gtk__warning_info_bar(const char *format, va_list args)
{
char *msg;
if (!perf_gtk__is_active_context(pgctx) ||
vasprintf(&msg, format, args) < 0) {
fprintf(stderr, "Warning:\n");
vfprintf(stderr, format, args);
fprintf(stderr, "\n");
return -1;
}
gtk_label_set_text(GTK_LABEL(pgctx->message_label), msg);
gtk_info_bar_set_message_type(GTK_INFO_BAR(pgctx->info_bar),
GTK_MESSAGE_WARNING);
gtk_widget_show(pgctx->info_bar);
free(msg);
return 0;
}
#else
static int perf_gtk__warning_statusbar(const char *format, va_list args)
{
char *msg, *p;
if (!perf_gtk__is_active_context(pgctx) ||
vasprintf(&msg, format, args) < 0) {
fprintf(stderr, "Warning:\n");
vfprintf(stderr, format, args);
fprintf(stderr, "\n");
return -1;
}
gtk_statusbar_pop(GTK_STATUSBAR(pgctx->statbar),
pgctx->statbar_ctx_id);
/* Only first line can be displayed */
p = strchr(msg, '\n');
if (p)
*p = '\0';
gtk_statusbar_push(GTK_STATUSBAR(pgctx->statbar),
pgctx->statbar_ctx_id, msg);
free(msg);
return 0;
}
#endif
struct perf_error_ops perf_gtk_eops = {
.error = perf_gtk__error,
#ifdef HAVE_GTK_INFO_BAR
.warning = perf_gtk__warning_info_bar,
#else
.warning = perf_gtk__warning_statusbar,
#endif
};
/*
* FIXME: Functions below should be implemented properly.
* For now, just add stubs for NO_NEWT=1 build.