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
  10 struct perf_gtk_context *pgctx;
  11
  12 struct 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
  23 int 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
  32 static 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
  58 static 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
  79 static 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
 107 struct 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 };