src/xwalk/runtime/extension/screen_orientation_extension.h

   1 // Copyright (c) 2013 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_RUNTIME_EXTENSION_SCREEN_ORIENTATION_EXTENSION_H_
   6 #define XWALK_RUNTIME_EXTENSION_SCREEN_ORIENTATION_EXTENSION_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "base/values.h"
  10
  11 #include "xwalk/extensions/browser/xwalk_extension_function_handler.h"
  12 #include "xwalk/extensions/common/xwalk_extension.h"
  13 #include "xwalk/runtime/browser/ui/screen_orientation.h"
  14
  15 namespace xwalk {
  16
  17 namespace application {
  18 class Application;
  19 }
  20
  21 class Runtime;
  22 class NativeAppWindowTizen;
  23
  24 using extensions::XWalkExtension;
  25 using extensions::XWalkExtensionFunctionHandler;
  26 using extensions::XWalkExtensionFunctionInfo;
  27 using extensions::XWalkExtensionInstance;
  28
  29 // NOTE : This class will be removed (and content::ScreenOrientationProvider
  30 // used instead).
  31 class ScreenOrientationExtension : public XWalkExtension {
  32  public:
  33   explicit ScreenOrientationExtension(
  34       application::Application* app, OrientationMask ua_default);
  35   virtual ~ScreenOrientationExtension();
  36
  37  private:
  38   // XWalkExtension overrides:
  39   virtual XWalkExtensionInstance* CreateInstance() OVERRIDE;
  40
  41   application::Application* application_;
  42 };
  43
  44 class ScreenOrientationInstance : public XWalkExtensionInstance,
  45                                   public MultiOrientationScreen::Observer {
  46  public:
  47   explicit ScreenOrientationInstance(application::Application* app);
  48   virtual ~ScreenOrientationInstance();
  49
  50  private:
  51   // XWalkExtensionInstance overrides:
  52   virtual void HandleMessage(scoped_ptr<base::Value> msg) OVERRIDE;
  53   virtual void HandleSyncMessage(scoped_ptr<base::Value> msg) OVERRIDE;
  54
  55   // MultiOrientationScreen::Observer overrides:
  56   virtual void OnOrientationChanged(Orientation orientation) OVERRIDE;
  57
  58   void OnAllowedOrientationsChanged(
  59       scoped_ptr<XWalkExtensionFunctionInfo> info);
  60
  61   XWalkExtensionFunctionHandler handler_;
  62   MultiOrientationScreen* screen_;
  63
  64   application::Application* application_;
  65 };
  66
  67 }  // namespace xwalk
  68
  69 #endif  // XWALK_RUNTIME_EXTENSION_SCREEN_ORIENTATION_EXTENSION_H_