Upstream version 9.38.198.0
[platform/framework/web/crosswalk.git] / src / remoting / client / plugin / chromoting_instance.h
index 7b120a8..36bba6a 100644 (file)
@@ -2,9 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// TODO(ajwong): We need to come up with a better description of the
-// responsibilities for each thread.
-
 #ifndef REMOTING_CLIENT_PLUGIN_CHROMOTING_INSTANCE_H_
 #define REMOTING_CLIENT_PLUGIN_CHROMOTING_INSTANCE_H_
 
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
+#include "base/thread_task_runner_handle.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_rect.h"
 #include "ppapi/c/pp_resource.h"
 #include "ppapi/cpp/instance.h"
+#include "ppapi/cpp/text_input_controller.h"
 #include "ppapi/cpp/var.h"
 #include "remoting/client/client_context.h"
 #include "remoting/client/client_user_interface.h"
 #include "remoting/client/key_event_mapper.h"
-#include "remoting/client/plugin/normalizing_input_filter.h"
+#include "remoting/client/plugin/media_source_video_renderer.h"
 #include "remoting/client/plugin/pepper_input_handler.h"
 #include "remoting/client/plugin/pepper_plugin_thread_delegate.h"
 #include "remoting/proto/event.pb.h"
@@ -41,8 +40,13 @@ class DictionaryValue;
 namespace pp {
 class InputEvent;
 class Module;
+class VarDictionary;
 }  // namespace pp
 
+namespace jingle_glue {
+class JingleThreadWrapper;
+}  // namespace jingle_glue
+
 namespace webrtc {
 class DesktopRegion;
 class DesktopSize;
@@ -58,15 +62,17 @@ class DelegatingSignalStrategy;
 class FrameConsumer;
 class FrameConsumerProxy;
 class PepperAudioPlayer;
-class PepperTokenFetcher;
+class TokenFetcherProxy;
 class PepperView;
 class RectangleUpdateDecoder;
 class SignalStrategy;
+class VideoRenderer;
 
 struct ClientConfig;
 
 class ChromotingInstance :
       public ClientUserInterface,
+      public MediaSourceVideoRenderer::Delegate,
       public protocol::ClipboardStub,
       public protocol::CursorShapeStub,
       public pp::Instance {
@@ -97,10 +103,6 @@ class ChromotingInstance :
   // an older version of the API.
   static const int kApiMinScriptableVersion = 5;
 
-  // Helper method to parse authentication_methods parameter.
-  static bool ParseAuthMethods(const std::string& auth_methods,
-                               ClientConfig* config);
-
   explicit ChromotingInstance(PP_Instance instance);
   virtual ~ChromotingInstance();
 
@@ -116,6 +118,8 @@ class ChromotingInstance :
   virtual void OnConnectionState(protocol::ConnectionToHost::State state,
                                  protocol::ErrorCode error) OVERRIDE;
   virtual void OnConnectionReady(bool ready) OVERRIDE;
+  virtual void OnRouteChanged(const std::string& channel_name,
+                              const protocol::TransportRoute& route) OVERRIDE;
   virtual void SetCapabilities(const std::string& capabilities) OVERRIDE;
   virtual void SetPairingResponse(
       const protocol::PairingResponse& pairing_response) OVERRIDE;
@@ -123,8 +127,6 @@ class ChromotingInstance :
       const protocol::ExtensionMessage& message) OVERRIDE;
   virtual protocol::ClipboardStub* GetClipboardStub() OVERRIDE;
   virtual protocol::CursorShapeStub* GetCursorShapeStub() OVERRIDE;
-  virtual scoped_ptr<protocol::ThirdPartyClientAuthenticator::TokenFetcher>
-  GetTokenFetcher(const std::string& host_public_key) OVERRIDE;
 
   // protocol::ClipboardStub interface.
   virtual void InjectClipboardEvent(
@@ -171,7 +173,7 @@ class ChromotingInstance :
       const GURL& token_url,
       const std::string& host_public_key,
       const std::string& scope,
-      const base::WeakPtr<PepperTokenFetcher> pepper_token_fetcher);
+      const base::WeakPtr<TokenFetcherProxy> pepper_token_fetcher);
 
  private:
   FRIEND_TEST_ALL_PREFIXES(ChromotingInstanceTest, TestCaseSetup);
@@ -195,20 +197,29 @@ class ChromotingInstance :
   void HandleSendClipboardItem(const base::DictionaryValue& data);
   void HandleNotifyClientResolution(const base::DictionaryValue& data);
   void HandlePauseVideo(const base::DictionaryValue& data);
+  void HandleVideoControl(const base::DictionaryValue& data);
   void HandlePauseAudio(const base::DictionaryValue& data);
   void HandleOnPinFetched(const base::DictionaryValue& data);
   void HandleOnThirdPartyTokenFetched(const base::DictionaryValue& data);
   void HandleRequestPairing(const base::DictionaryValue& data);
   void HandleExtensionMessage(const base::DictionaryValue& data);
   void HandleAllowMouseLockMessage();
-
-  // Helper method called from Connect() to connect with parsed config.
-  void ConnectWithConfig(const ClientConfig& config,
-                         const std::string& local_jid);
+  void HandleEnableMediaSourceRendering();
+  void HandleSendMouseInputWhenUnfocused();
+  void HandleDelegateLargeCursors();
 
   // Helper method to post messages to the webapp.
   void PostChromotingMessage(const std::string& method,
-                             scoped_ptr<base::DictionaryValue> data);
+                             const pp::VarDictionary& data);
+
+  // Same as above, but serializes messages to JSON before sending them.  This
+  // method is used for backward compatibility with older version of the webapp
+  // that expect to received most messages formatted using JSON.
+  //
+  // TODO(sergeyu): When all current versions of the webapp support raw messages
+  // remove this method and use PostChromotingMessage() instead.
+  void PostLegacyJsonMessage(const std::string& method,
+                       scoped_ptr<base::DictionaryValue> data);
 
   // Posts trapped keys to the web-app to handle.
   void SendTrappedKey(uint32 usb_keycode, bool pressed);
@@ -232,12 +243,22 @@ class ChromotingInstance :
       bool pairing_supported,
       const protocol::SecretFetchedCallback& secret_fetched_callback);
 
+  // MediaSourceVideoRenderer::Delegate implementation.
+  virtual void OnMediaSourceSize(const webrtc::DesktopSize& size,
+                                 const webrtc::DesktopVector& dpi) OVERRIDE;
+  virtual void OnMediaSourceShape(const webrtc::DesktopRegion& shape) OVERRIDE;
+  virtual void OnMediaSourceReset(const std::string& format) OVERRIDE;
+  virtual void OnMediaSourceData(uint8_t* buffer, size_t buffer_size,
+                                 bool keyframe) OVERRIDE;
+
   bool initialized_;
 
   PepperPluginThreadDelegate plugin_thread_delegate_;
   scoped_refptr<PluginThreadTaskRunner> plugin_task_runner_;
+  scoped_ptr<base::ThreadTaskRunnerHandle> thread_task_runner_handle_;
+  scoped_ptr<jingle_glue::JingleThreadWrapper> thread_wrapper_;
   ClientContext context_;
-  scoped_refptr<RectangleUpdateDecoder> rectangle_decoder_;
+  scoped_ptr<VideoRenderer> video_renderer_;
   scoped_ptr<PepperView> view_;
   scoped_ptr<base::WeakPtrFactory<FrameConsumer> > view_weak_factory_;
   pp::View plugin_view_;
@@ -247,7 +268,6 @@ class ChromotingInstance :
 
   scoped_ptr<DelegatingSignalStrategy> signal_strategy_;
 
-  scoped_ptr<protocol::ConnectionToHost> host_connection_;
   scoped_ptr<ChromotingClient> client_;
 
   // Input pipeline components, in reverse order of distance from input source.
@@ -257,11 +277,23 @@ class ChromotingInstance :
   scoped_ptr<protocol::InputFilter> normalizing_input_filter_;
   PepperInputHandler input_handler_;
 
+  // Used to control text input settings, such as whether to show the IME.
+  pp::TextInputController text_input_controller_;
+
   // PIN Fetcher.
   bool use_async_pin_dialog_;
   protocol::SecretFetchedCallback secret_fetched_callback_;
 
-  base::WeakPtr<PepperTokenFetcher> pepper_token_fetcher_;
+  // Set to true if the webapp has requested to use MediaSource API for
+  // rendering. In that case all the encoded video will be passed to the
+  // webapp for decoding.
+  bool use_media_source_rendering_;
+
+  // Set to true if the web-app can handle large cursors. If false, then large
+  // cursors will be cropped to the maximum size supported by Pepper.
+  bool delegate_large_cursors_;
+
+  base::WeakPtr<TokenFetcherProxy> token_fetcher_proxy_;
 
   // Weak reference to this instance, used for global logging and task posting.
   base::WeakPtrFactory<ChromotingInstance> weak_factory_;