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/scoped_ptr.h"
   9 #include "base/memory/scoped_vector.h"
  10 #include "mojo/public/cpp/application/application_delegate.h"
  11 #include "mojo/public/cpp/system/message_pipe.h"
  12
  13 namespace mojo {
  14
  15 class ApplcationImpl;
  16
  17 namespace apps {
  18
  19 class ApplicationDelegateImpl;
  20 class JSApp;
  21
  22 // Manages the JSApps started by this content handler. This class owns the one
  23 // reference to the Mojo shell. JSApps post a task to the content handler's
  24 // thread to connect to a service or to quit.
  25 //
  26 // The lifetime each JSApp is defined by its entry in AppVector. When the entry
  27 // is removed ("erased") by QuitJSApp(), the JSApp is destroyed.
  28
  29 class ApplicationDelegateImpl : public ApplicationDelegate {
  30  public:
  31   ApplicationDelegateImpl();
  32   ~ApplicationDelegateImpl() override;
  33
  34   // Add app to the AppVector and call its Start() method.
  35   void StartJSApp(scoped_ptr<JSApp> app);
  36
  37   // Remove app from the AppVector; destroys the app.
  38   void QuitJSApp(JSApp *app);
  39
  40   void ConnectToService(ScopedMessagePipeHandle pipe_handle,
  41                         const std::string& application_url,
  42                         const std::string& interface_name);
  43
  44  protected:
  45   // ApplicationDelegate:
  46   void Initialize(ApplicationImpl* app) override;
  47
  48  private:
  49   typedef ScopedVector<JSApp> AppVector;
  50   ApplicationImpl* application_impl_;
  51   AppVector app_vector_;
  52 };
  53
  54 }  // namespace apps
  55 }  // namespace mojo
  56
  57 #endif  // MOJO_APPS_JS_CONTENT_HANDLER_H_