chrome/browser/ui/gtk/process_singleton_dialog.cc

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/ui/process_singleton_dialog_linux.h"
   6
   7 #include <gtk/gtk.h>
   8
   9 #include <string>
  10
  11 #include "base/basictypes.h"
  12 #include "base/message_loop/message_loop.h"
  13 #include "base/strings/utf_string_conversions.h"
  14 #include "chrome/browser/ui/gtk/gtk_util.h"
  15 #include "grit/chromium_strings.h"
  16 #include "ui/base/gtk/gtk_signal.h"
  17 #include "ui/base/l10n/l10n_util.h"
  18
  19 namespace {
  20
  21 class ProcessSingletonDialog {
  22  public:
  23   ProcessSingletonDialog(const std::string& message,
  24                          const std::string& relaunch_text);
  25
  26   int GetResponseId() const { return response_id_; }
  27
  28  private:
  29   CHROMEGTK_CALLBACK_1(ProcessSingletonDialog, void, OnResponse, int);
  30
  31   GtkWidget* dialog_;
  32   int response_id_;
  33
  34   DISALLOW_COPY_AND_ASSIGN(ProcessSingletonDialog);
  35 };
  36
  37 ProcessSingletonDialog::ProcessSingletonDialog(
  38     const std::string& message,
  39     const std::string& relaunch_text) {
  40   dialog_ = gtk_message_dialog_new(
  41       NULL,
  42       static_cast<GtkDialogFlags>(0),
  43       GTK_MESSAGE_ERROR,
  44       GTK_BUTTONS_NONE,
  45       "%s",
  46       message.c_str());
  47   gtk_util::ApplyMessageDialogQuirks(dialog_);
  48   gtk_window_set_title(GTK_WINDOW(dialog_),
  49                        l10n_util::GetStringUTF8(IDS_PRODUCT_NAME).c_str());
  50   gtk_dialog_add_button(GTK_DIALOG(dialog_), GTK_STOCK_QUIT,
  51                         GTK_RESPONSE_REJECT);
  52   gtk_dialog_add_button(GTK_DIALOG(dialog_), relaunch_text.c_str(),
  53                         GTK_RESPONSE_ACCEPT);
  54   gtk_dialog_set_default_response(GTK_DIALOG(dialog_), GTK_RESPONSE_ACCEPT);
  55
  56   g_signal_connect(dialog_, "response", G_CALLBACK(OnResponseThunk), this);
  57
  58   gtk_widget_show_all(dialog_);
  59   base::MessageLoop::current()->Run();
  60 }
  61
  62 void ProcessSingletonDialog::OnResponse(GtkWidget* dialog, int response_id) {
  63   response_id_ = response_id;
  64   gtk_widget_destroy(dialog_);
  65   base::MessageLoop::current()->Quit();
  66 }
  67
  68 }  // namespace
  69
  70 bool ShowProcessSingletonDialog(const base::string16& message,
  71                                 const base::string16& relaunch_text) {
  72   ProcessSingletonDialog dialog(base::UTF16ToUTF8(message),
  73                                 base::UTF16ToUTF8(relaunch_text));
  74   return dialog.GetResponseId() == GTK_RESPONSE_ACCEPT;
  75 }