mojo/apps/js/application_delegate_impl.h

   1 // Copyright 2014 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 MOJO_APPS_JS_CONTENT_HANDLER_H_
   6 #define MOJO_APPS_JS_CONTENT_HANDLER_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "base/memory/scoped_vector.h"
  10 #include "mojo/public/cpp/application/application_delegate.h"
  11 #include "mojo/public/cpp/application/interface_factory_impl.h"
  12 #include "mojo/services/public/interfaces/content_handler/content_handler.mojom.h"
  13
  14 namespace mojo {
  15
  16 class ApplcationImpl;
  17
  18 namespace apps {
  19
  20 class ApplicationDelegateImpl;
  21 class JSApp;
  22
  23 // Starts a new JSApp for each OnConnect call().
  24
  25 class ContentHandlerImpl : public InterfaceImpl<ContentHandler> {
  26  public:
  27   ContentHandlerImpl(ApplicationDelegateImpl* content_handler);
  28   virtual ~ContentHandlerImpl();
  29
  30  private:
  31   virtual void OnConnect(const mojo::String& url,
  32                          URLResponsePtr content,
  33                          InterfaceRequest<ServiceProvider> service_provider)
  34       MOJO_OVERRIDE;
  35
  36   ApplicationDelegateImpl* content_handler_;
  37 };
  38
  39 // Manages the JSApps started by this content handler. This class owns the one
  40 // reference to the Mojo shell. JSApps post a task to the content handler's
  41 // thread to connect to a service or to quit.l
  42
  43 class ApplicationDelegateImpl : public ApplicationDelegate {
  44  public:
  45   ApplicationDelegateImpl();
  46   virtual ~ApplicationDelegateImpl();
  47
  48   void StartJSApp(const std::string& url, URLResponsePtr content);
  49   void QuitJSApp(JSApp* app);
  50
  51   void ConnectToService(ScopedMessagePipeHandle pipe_handle,
  52                         const std::string& application_url,
  53                         const std::string& interface_name);
  54
  55  private:
  56   typedef ScopedVector<JSApp> AppVector;
  57
  58   // ApplicationDelegate methods
  59   virtual void Initialize(ApplicationImpl* app) MOJO_OVERRIDE;
  60   virtual bool ConfigureIncomingConnection(ApplicationConnection* connection)
  61       MOJO_OVERRIDE;
  62
  63   ApplicationImpl* application_impl_;
  64   InterfaceFactoryImplWithContext<ContentHandlerImpl, ApplicationDelegateImpl>
  65       content_handler_factory_;
  66   AppVector app_vector_;
  67 };
  68
  69 }  // namespace apps
  70 }  // namespace mojo
  71
  72 #endif  // MOJO_APPS_JS_CONTENT_HANDLER_H_