WSL2-Linux-Kernel/tools/perf/ui/gtk/util.c

114 строки
2.3 KiB
C

// SPDX-License-Identifier: GPL-2.0
#include "../util.h"
#include "gtk.h"
#include <stdlib.h>
#include <string.h>
#include <linux/zalloc.h>
struct perf_gtk_context *pgctx;
struct perf_gtk_context *perf_gtk__activate_context(GtkWidget *window)
{
struct perf_gtk_context *ctx;
ctx = malloc(sizeof(*pgctx));
if (ctx)
ctx->main_window = window;
return ctx;
}
int perf_gtk__deactivate_context(struct perf_gtk_context **ctx)
{
if (!perf_gtk__is_active_context(*ctx))
return -1;
zfree(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_SUPPORT
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_SUPPORT
.warning = perf_gtk__warning_info_bar,
#else
.warning = perf_gtk__warning_statusbar,
#endif
};