components/app_modal/javascript_dialog_manager.h

   1 // Copyright (c) 2012 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 #ifndef COMPONENTS_APP_MODAL_JAVASCRIPT_DIALOG_MANAGER_H_
   6 #define COMPONENTS_APP_MODAL_JAVASCRIPT_DIALOG_MANAGER_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "base/memory/singleton.h"
  10 #include "components/app_modal/javascript_app_modal_dialog.h"
  11 #include "content/public/browser/javascript_dialog_manager.h"
  12
  13 namespace app_modal {
  14
  15 class JavaScriptDialogExtensionsClient;
  16 class JavaScriptNativeDialogFactory;
  17
  18 class JavaScriptDialogManager : public content::JavaScriptDialogManager {
  19  public:
  20   static JavaScriptDialogManager* GetInstance();
  21
  22   JavaScriptNativeDialogFactory* native_dialog_factory() {
  23     return native_dialog_factory_.get();
  24   }
  25
  26   // Sets the JavaScriptNativeDialogFactory used to create platform specific
  27   // dialog window instances.
  28   void SetNativeDialogFactory(
  29       scoped_ptr<JavaScriptNativeDialogFactory> factory);
  30
  31   // JavaScript dialogs may be opened by an extensions/app, thus they need
  32   // access to extensions functionality. This sets a client interface to
  33   // access //extensions.
  34   void SetExtensionsClient(
  35       scoped_ptr<JavaScriptDialogExtensionsClient> extensions_client);
  36
  37  private:
  38   friend struct DefaultSingletonTraits<JavaScriptDialogManager>;
  39
  40   JavaScriptDialogManager();
  41   ~JavaScriptDialogManager() override;
  42
  43   // JavaScriptDialogManager:
  44   void RunJavaScriptDialog(content::WebContents* web_contents,
  45                            const GURL& origin_url,
  46                            const std::string& accept_lang,
  47                            content::JavaScriptMessageType message_type,
  48                            const base::string16& message_text,
  49                            const base::string16& default_prompt_text,
  50                            const DialogClosedCallback& callback,
  51                            bool* did_suppress_message) override;
  52   void RunBeforeUnloadDialog(content::WebContents* web_contents,
  53                              const base::string16& message_text,
  54                              bool is_reload,
  55                              const DialogClosedCallback& callback) override;
  56   bool HandleJavaScriptDialog(content::WebContents* web_contents,
  57                               bool accept,
  58                               const base::string16* prompt_override) override;
  59   void CancelActiveAndPendingDialogs(
  60       content::WebContents* web_contents) override;
  61   void WebContentsDestroyed(content::WebContents* web_contents) override;
  62
  63   base::string16 GetTitle(content::WebContents* web_contents,
  64                           const GURL& origin_url,
  65                           const std::string& accept_lang,
  66                           bool is_alert);
  67
  68   // Wrapper around a DialogClosedCallback so that we can intercept it before
  69   // passing it onto the original callback.
  70   void OnDialogClosed(content::WebContents* web_contents,
  71                       DialogClosedCallback callback,
  72                       bool success,
  73                       const base::string16& user_input);
  74
  75   // Mapping between the WebContents and their extra data. The key
  76   // is a void* because the pointer is just a cookie and is never dereferenced.
  77   JavaScriptAppModalDialog::ExtraDataMap javascript_dialog_extra_data_;
  78
  79   scoped_ptr<JavaScriptNativeDialogFactory> native_dialog_factory_;
  80   scoped_ptr<JavaScriptDialogExtensionsClient> extensions_client_;
  81
  82   DISALLOW_COPY_AND_ASSIGN(JavaScriptDialogManager);
  83 };
  84
  85 }  // namespace app_modal
  86
  87 #endif  // COMPONENTS_APP_MODAL_JAVASCRIPT_DIALOG_MANAGER_H_