blob: 56e33aff2d978969d067ae103279ca32e0fa4060 [file] [log] [blame]
// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_FILESYSTEM_FILE_SYSTEM_APP_H_
#define COMPONENTS_FILESYSTEM_FILE_SYSTEM_APP_H_
#include "base/macros.h"
#include "components/filesystem/directory_impl.h"
#include "components/filesystem/file_system_impl.h"
#include "components/filesystem/public/interfaces/file_system.mojom.h"
#include "mojo/application/public/cpp/application_delegate.h"
#include "mojo/application/public/cpp/interface_factory.h"
namespace mojo {
class ApplicationImpl;
}
namespace filesystem {
class FileSystemApp : public mojo::ApplicationDelegate,
public mojo::InterfaceFactory<FileSystem> {
public:
FileSystemApp();
~FileSystemApp() override;
// Called by individual FileSystem objects to register lifetime events.
void RegisterDirectoryToClient(DirectoryImpl* directory,
FileSystemClientPtr client);
private:
// We set the DirectoryImpl's error handler to this function. We do this so
// that we can QuitNow() once the last DirectoryImpl has closed itself.
void OnDirectoryConnectionError(DirectoryImpl* directory);
// |ApplicationDelegate| override:
void Initialize(mojo::ApplicationImpl* app) override;
bool ConfigureIncomingConnection(
mojo::ApplicationConnection* connection) override;
bool OnShellConnectionError() override;
// |InterfaceFactory<Files>| implementation:
void Create(mojo::ApplicationConnection* connection,
mojo::InterfaceRequest<FileSystem> request) override;
// Use a vector to work around map not letting us use FileSystemClientPtr as
// a value in a std::map. The move constructors are to allow us to deal with
// FileSystemClientPtr inside a vector.
struct Client {
Client(DirectoryImpl* directory, FileSystemClientPtr fs_client);
Client(Client&& rhs);
~Client();
Client& operator=(Client&& rhs);
DirectoryImpl* directory_;
FileSystemClientPtr fs_client_;
};
std::vector<Client> client_mapping_;
mojo::ApplicationImpl* app_;
// Set to true when our shell connection is closed. On connection error, we
// then broadcast a notification to all FileSystemClients that they should
// shut down. Once the final one does, then we QuitNow().
bool in_shutdown_;
DISALLOW_COPY_AND_ASSIGN(FileSystemApp);
};
} // namespace filesystem
#endif // COMPONENTS_FILESYSTEM_FILE_SYSTEM_APP_H_