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

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