src/xwalk/application/extension/application_widget_extension.h

   1 // Copyright (c) 2014 Intel Corporation. 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 XWALK_APPLICATION_EXTENSION_APPLICATION_WIDGET_EXTENSION_H_
   6 #define XWALK_APPLICATION_EXTENSION_APPLICATION_WIDGET_EXTENSION_H_
   7
   8 #include <string>
   9
  10 #include "xwalk/extensions/browser/xwalk_extension_function_handler.h"
  11 #include "xwalk/extensions/common/xwalk_extension.h"
  12
  13 namespace xwalk {
  14 namespace application {
  15 class Application;
  16
  17 using extensions::XWalkExtension;
  18 using extensions::XWalkExtensionFunctionHandler;
  19 using extensions::XWalkExtensionFunctionInfo;
  20 using extensions::XWalkExtensionInstance;
  21
  22 class ApplicationWidgetExtension : public XWalkExtension {
  23  public:
  24   explicit ApplicationWidgetExtension(Application* application);
  25
  26   // XWalkExtension implementation.
  27   virtual XWalkExtensionInstance* CreateInstance() OVERRIDE;
  28
  29  private:
  30   Application* application_;
  31 };
  32
  33 class AppWidgetExtensionInstance : public XWalkExtensionInstance {
  34  public:
  35   explicit AppWidgetExtensionInstance(Application* application);
  36   virtual ~AppWidgetExtensionInstance();
  37
  38   virtual void HandleMessage(scoped_ptr<base::Value> msg) OVERRIDE;
  39   virtual void HandleSyncMessage(scoped_ptr<base::Value> msg) OVERRIDE;
  40
  41  private:
  42   scoped_ptr<base::StringValue> GetWidgetInfo(scoped_ptr<base::Value> msg);
  43   scoped_ptr<base::FundamentalValue> SetPreferencesItem(
  44       scoped_ptr<base::Value> mgs);
  45   scoped_ptr<base::FundamentalValue> RemovePreferencesItem(
  46       scoped_ptr<base::Value> mgs);
  47   scoped_ptr<base::FundamentalValue> ClearAllItems(scoped_ptr<base::Value> mgs);
  48   scoped_ptr<base::DictionaryValue> GetAllItems(scoped_ptr<base::Value> mgs);
  49   scoped_ptr<base::FundamentalValue> KeyExists(
  50       scoped_ptr<base::Value> mgs) const;
  51
  52   Application* application_;
  53   scoped_ptr<class AppWidgetStorage> widget_storage_;
  54   XWalkExtensionFunctionHandler handler_;
  55 };
  56
  57 }  // namespace application
  58 }  // namespace xwalk
  59
  60 #endif  // XWALK_APPLICATION_EXTENSION_APPLICATION_WIDGET_EXTENSION_H_