mojo/service_manager/service_loader.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_SERVICE_MANAGER_SERVICE_LOADER_H_
   6 #define MOJO_SERVICE_MANAGER_SERVICE_LOADER_H_
   7
   8 #include "mojo/public/cpp/system/core.h"
   9 #include "mojo/public/interfaces/service_provider/service_provider.mojom.h"
  10 #include "mojo/service_manager/service_manager_export.h"
  11 #include "url/gurl.h"
  12
  13 namespace mojo {
  14
  15 class ServiceManager;
  16
  17 // Interface to allowing loading behavior to be established for schemes,
  18 // specific urls or as the default.
  19 // A ServiceLoader is responsible to using whatever mechanism is appropriate
  20 // to load the application at url.
  21 // TODO(davemoore): change name to ApplicationLoader.
  22 // The handle to the shell is passed to that application so it can bind it to
  23 // a Shell instance. This will give the Application a way to connect to other
  24 // apps and services.
  25 class MOJO_SERVICE_MANAGER_EXPORT ServiceLoader {
  26  public:
  27   virtual ~ServiceLoader() {}
  28   virtual void LoadService(ServiceManager* manager,
  29                            const GURL& url,
  30                            ScopedMessagePipeHandle shell_handle) = 0;
  31   virtual void OnServiceError(ServiceManager* manager, const GURL& url) = 0;
  32
  33  protected:
  34   ServiceLoader() {}
  35 };
  36
  37 }  // namespace mojo
  38
  39 #endif  // MOJO_SERVICE_MANAGER_SERVICE_LOADER_H_