LXR linux/tools/perf/ui/gtk/util.c

   1// SPDX-License-Identifier: GPL-2.0
   2#include "../util.h"
   3#include "../../util/util.h"
   4#include "../../util/debug.h"
   5#include "gtk.h"
   6
   7#include <string.h>
   8
   9
  10struct perf_gtk_context *pgctx;
  11
  12struct perf_gtk_context *perf_gtk__activate_context(GtkWidget *window)
  13{
  14        struct perf_gtk_context *ctx;
  15
  16        ctx = malloc(sizeof(*pgctx));
  17        if (ctx)
  18                ctx->main_window = window;
  19
  20        return ctx;
  21}
  22
  23int perf_gtk__deactivate_context(struct perf_gtk_context **ctx)
  24{
  25        if (!perf_gtk__is_active_context(*ctx))
  26                return -1;
  27
  28        zfree(ctx);
  29        return 0;
  30}
  31
  32static int perf_gtk__error(const char *format, va_list args)
  33{
  34        char *msg;
  35        GtkWidget *dialog;
  36
  37        if (!perf_gtk__is_active_context(pgctx) ||
  38            vasprintf(&msg, format, args) < 0) {
  39                fprintf(stderr, "Error:\n");
  40                vfprintf(stderr, format, args);
  41                fprintf(stderr, "\n");
  42                return -1;
  43        }
  44
  45        dialog = gtk_message_dialog_new_with_markup(GTK_WINDOW(pgctx->main_window),
  46                                        GTK_DIALOG_DESTROY_WITH_PARENT,
  47                                        GTK_MESSAGE_ERROR,
  48                                        GTK_BUTTONS_CLOSE,
  49                                        "<b>Error</b>\n\n%s", msg);
  50        gtk_dialog_run(GTK_DIALOG(dialog));
  51
  52        gtk_widget_destroy(dialog);
  53        free(msg);
  54        return 0;
  55}
  56
  57#ifdef HAVE_GTK_INFO_BAR_SUPPORT
  58static int perf_gtk__warning_info_bar(const char *format, va_list args)
  59{
  60        char *msg;
  61
  62        if (!perf_gtk__is_active_context(pgctx) ||
  63            vasprintf(&msg, format, args) < 0) {
  64                fprintf(stderr, "Warning:\n");
  65                vfprintf(stderr, format, args);
  66                fprintf(stderr, "\n");
  67                return -1;
  68        }
  69
  70        gtk_label_set_text(GTK_LABEL(pgctx->message_label), msg);
  71        gtk_info_bar_set_message_type(GTK_INFO_BAR(pgctx->info_bar),
  72                                      GTK_MESSAGE_WARNING);
  73        gtk_widget_show(pgctx->info_bar);
  74
  75        free(msg);
  76        return 0;
  77}
  78#else
  79static int perf_gtk__warning_statusbar(const char *format, va_list args)
  80{
  81        char *msg, *p;
  82
  83        if (!perf_gtk__is_active_context(pgctx) ||
  84            vasprintf(&msg, format, args) < 0) {
  85                fprintf(stderr, "Warning:\n");
  86                vfprintf(stderr, format, args);
  87                fprintf(stderr, "\n");
  88                return -1;
  89        }
  90
  91        gtk_statusbar_pop(GTK_STATUSBAR(pgctx->statbar),
  92                          pgctx->statbar_ctx_id);
  93
  94        /* Only first line can be displayed */
  95        p = strchr(msg, '\n');
  96        if (p)
  97                *p = '\0';
  98
  99        gtk_statusbar_push(GTK_STATUSBAR(pgctx->statbar),
 100                           pgctx->statbar_ctx_id, msg);
 101
 102        free(msg);
 103        return 0;
 104}
 105#endif
 106
 107struct perf_error_ops perf_gtk_eops = {
 108        .error          = perf_gtk__error,
 109#ifdef HAVE_GTK_INFO_BAR_SUPPORT
 110        .warning        = perf_gtk__warning_info_bar,
 111#else
 112        .warning        = perf_gtk__warning_statusbar,
 113#endif
 114};
 115