content/browser/mojo/mojo_shell_context.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 CONTENT_BROWSER_MOJO_MOJO_SHELL_CONTEXT_H_
   6 #define CONTENT_BROWSER_MOJO_MOJO_SHELL_CONTEXT_H_
   7
   8 #include <map>
   9
  10 #include "base/callback_forward.h"
  11 #include "base/compiler_specific.h"
  12 #include "base/lazy_instance.h"
  13 #include "base/macros.h"
  14 #include "base/memory/scoped_ptr.h"
  15 #include "content/common/content_export.h"
  16 #include "mojo/application/public/interfaces/shell.mojom.h"
  17 #include "mojo/shell/application_manager.h"
  18
  19 class GURL;
  20
  21 namespace mojo {
  22 class ApplicationDelegate;
  23 }
  24
  25 namespace content {
  26
  27 // MojoShellContext hosts the browser's ApplicationManager, coordinating
  28 // app registration and interconnection.
  29 class CONTENT_EXPORT MojoShellContext {
  30  public:
  31   using StaticApplicationMap =
  32       std::map<GURL, base::Callback<scoped_ptr<mojo::ApplicationDelegate>()>>;
  33
  34   MojoShellContext();
  35   ~MojoShellContext();
  36
  37   // Connects an application at |url| and gets a handle to its exposed services.
  38   // This is only intended for use in browser code that's not part of some Mojo
  39   // application. May be called from any thread. |requestor_url| is given to
  40   // the target application as the requestor's URL upon connection.
  41   static void ConnectToApplication(
  42       const GURL& url,
  43       const GURL& requestor_url,
  44       mojo::InterfaceRequest<mojo::ServiceProvider> request,
  45       mojo::ServiceProviderPtr exposed_services,
  46       const mojo::shell::CapabilityFilter& filter,
  47       const mojo::Shell::ConnectToApplicationCallback& callback);
  48
  49   static void SetApplicationsForTest(const StaticApplicationMap* apps);
  50
  51  private:
  52   class Proxy;
  53   friend class Proxy;
  54
  55   void ConnectToApplicationOnOwnThread(
  56       const GURL& url,
  57       const GURL& requestor_url,
  58       mojo::InterfaceRequest<mojo::ServiceProvider> request,
  59       mojo::ServiceProviderPtr exposed_services,
  60       const mojo::shell::CapabilityFilter& filter,
  61       const mojo::Shell::ConnectToApplicationCallback& callback);
  62
  63   static base::LazyInstance<scoped_ptr<Proxy>> proxy_;
  64
  65   scoped_ptr<mojo::shell::ApplicationManager> application_manager_;
  66
  67   DISALLOW_COPY_AND_ASSIGN(MojoShellContext);
  68 };
  69
  70 }  // namespace content
  71
  72 #endif  // CONTENT_BROWSER_MOJO_MOJO_SHELL_CONTEXT_H_