mojo/shell/application_instance.h

   1 // Copyright 2015 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_SHELL_APPLICATION_INSTANCE_H_
   6 #define MOJO_SHELL_APPLICATION_INSTANCE_H_
   7
   8 #include <set>
   9
  10 #include "base/callback.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "mojo/application/public/interfaces/application.mojom.h"
  13 #include "mojo/application/public/interfaces/shell.mojom.h"
  14 #include "mojo/public/cpp/bindings/binding.h"
  15 #include "mojo/shell/capability_filter.h"
  16 #include "mojo/shell/connect_to_application_params.h"
  17 #include "mojo/shell/identity.h"
  18 #include "url/gurl.h"
  19
  20 namespace mojo {
  21 namespace shell {
  22
  23 class ApplicationManager;
  24
  25 // Encapsulates a connection to an instance of an application, tracked by the
  26 // shell's ApplicationManager.
  27 class ApplicationInstance : public Shell {
  28  public:
  29   // |requesting_content_handler_id| is the id of the content handler that
  30   // loaded this app. If the app was not loaded by a content handler the id
  31   // is kInvalidContentHandlerID.
  32   ApplicationInstance(ApplicationPtr application,
  33                       ApplicationManager* manager,
  34                       const Identity& originator_identity,
  35                       const Identity& resolved_identity,
  36                       const CapabilityFilter& filter,
  37                       uint32_t requesting_content_handler_id,
  38                       const base::Closure& on_application_end);
  39
  40   ~ApplicationInstance() override;
  41
  42   void InitializeApplication();
  43
  44   void ConnectToClient(scoped_ptr<ConnectToApplicationParams> params);
  45
  46   Application* application() { return application_.get(); }
  47   const Identity& identity() const { return identity_; }
  48   const CapabilityFilter& filter() const { return filter_; }
  49   base::Closure on_application_end() const { return on_application_end_; }
  50   void set_requesting_content_handler_id(uint32_t id) {
  51     requesting_content_handler_id_ = id;
  52   }
  53   uint32_t requesting_content_handler_id() const {
  54     return requesting_content_handler_id_;
  55   }
  56
  57  private:
  58   // Shell implementation:
  59   void ConnectToApplication(
  60       URLRequestPtr app_request,
  61       InterfaceRequest<ServiceProvider> services,
  62       ServiceProviderPtr exposed_services,
  63       CapabilityFilterPtr filter,
  64       const ConnectToApplicationCallback& callback) override;
  65   void QuitApplication() override;
  66
  67   void CallAcceptConnection(scoped_ptr<ConnectToApplicationParams> params);
  68
  69   void OnConnectionError();
  70
  71   void OnQuitRequestedResult(bool can_quit);
  72
  73   ApplicationManager* const manager_;
  74   const Identity originator_identity_;
  75   const Identity identity_;
  76   const CapabilityFilter filter_;
  77   const bool allow_any_application_;
  78   uint32_t requesting_content_handler_id_;
  79   base::Closure on_application_end_;
  80   ApplicationPtr application_;
  81   Binding<Shell> binding_;
  82   bool queue_requests_;
  83   std::vector<ConnectToApplicationParams*> queued_client_requests_;
  84
  85   DISALLOW_COPY_AND_ASSIGN(ApplicationInstance);
  86 };
  87
  88 }  // namespace shell
  89 }  // namespace mojo
  90
  91 #endif  // MOJO_SHELL_APPLICATION_INSTANCE_H_