athena/extensions/extensions_delegate.cc

   1 // Copyright 2014 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 "athena/extensions/public/extensions_delegate.h"
   6
   7 #include "athena/extensions/athena_constrained_window_views_client.h"
   8 #include "athena/extensions/athena_javascript_native_dialog_factory.h"
   9 #include "base/logging.h"
  10 #include "extensions/components/javascript_dialog_extensions_client/javascript_dialog_extension_client_impl.h"
  11
  12 namespace athena {
  13 namespace {
  14
  15 ExtensionsDelegate* instance = nullptr;
  16
  17 }  // namespace
  18
  19 ExtensionsDelegate::ExtensionsDelegate() {
  20   InstallConstrainedWindowViewsClient();
  21   javascript_dialog_extensions_client::InstallClient();
  22   InstallJavaScriptNativeDialogFactory();
  23   DCHECK(!instance);
  24   instance = this;
  25 }
  26
  27 ExtensionsDelegate::~ExtensionsDelegate() {
  28   UninstallConstrainedWindowViewsClient();
  29   DCHECK(instance);
  30   instance = nullptr;
  31 }
  32
  33 // static
  34 ExtensionsDelegate* ExtensionsDelegate::Get(content::BrowserContext* context) {
  35   DCHECK(instance);
  36   DCHECK_EQ(context, instance->GetBrowserContext());
  37   return instance;
  38 }
  39
  40 // static
  41 void ExtensionsDelegate::Shutdown() {
  42   DCHECK(instance);
  43   delete instance;
  44 }
  45
  46 }  // namespace athena