chrome/browser/ui/webui/chromeos/cryptohome_web_ui_handler.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 CHROME_BROWSER_UI_WEBUI_CHROMEOS_CRYPTOHOME_WEB_UI_HANDLER_H_
   6 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_CRYPTOHOME_WEB_UI_HANDLER_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "base/memory/weak_ptr.h"
  12 #include "chromeos/dbus/dbus_method_call_status.h"
  13 #include "content/public/browser/web_ui_message_handler.h"
  14
  15 namespace base {
  16
  17 class Value;
  18
  19 }  // base
  20
  21 namespace chromeos {
  22
  23 // Class to handle messages from chrome://cryptohome.
  24 class CryptohomeWebUIHandler : public content::WebUIMessageHandler {
  25  public:
  26   CryptohomeWebUIHandler();
  27
  28   ~CryptohomeWebUIHandler() override;
  29
  30   // WebUIMessageHandler override.
  31   void RegisterMessages() override;
  32
  33  private:
  34   // This method is called from JavaScript.
  35   void OnPageLoaded(const base::ListValue* args);
  36
  37   void DidGetNSSUtilInfoOnUIThread(bool is_tpm_token_ready);
  38
  39   // Returns a callback to handle Cryptohome property values.
  40   BoolDBusMethodCallback GetCryptohomeBoolCallback(
  41       const std::string& destination_id);
  42
  43   // This method is called when Cryptohome D-Bus method call completes.
  44   void OnCryptohomeBoolProperty(const std::string& destination_id,
  45                                 DBusMethodCallStatus call_status,
  46                                 bool value);
  47
  48   // Sets textcontent of the element whose id is |destination_id| to |value|.
  49   void SetCryptohomeProperty(const std::string& destination_id,
  50                              const base::Value& value);
  51
  52   base::WeakPtrFactory<CryptohomeWebUIHandler> weak_ptr_factory_;
  53   DISALLOW_COPY_AND_ASSIGN(CryptohomeWebUIHandler);
  54 };
  55
  56 }  // namespace chromeos
  57
  58 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_CRYPTOHOME_WEB_UI_HANDLER_H_