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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_WEBSHARE_WIN_FAKE_DATA_TRANSFER_MANAGER_H_
#define CHROME_BROWSER_WEBSHARE_WIN_FAKE_DATA_TRANSFER_MANAGER_H_
#include <windows.applicationmodel.datatransfer.h>
#include <wrl/implements.h>
#include <vector>
#include "base/functional/callback.h"
namespace webshare {
// Provides an implementation of IDataTransferManager for use in GTests.
class __declspec(uuid("53CA4C00-6F19-40C1-A740-F66510E2DB40"))
FakeDataTransferManager final
: public Microsoft::WRL::RuntimeClass<
Microsoft::WRL::RuntimeClassFlags<Microsoft::WRL::WinRtClassicComMix>,
ABI::Windows::ApplicationModel::DataTransfer::IDataTransferManager> {
public:
// Represents a file surfaced to a DataRequested event
struct DataRequestedFile {
DataRequestedFile();
DataRequestedFile(const DataRequestedFile&) = delete;
DataRequestedFile& operator=(const DataRequestedFile&) = delete;
DataRequestedFile(DataRequestedFile&&);
~DataRequestedFile();
std::string name;
Microsoft::WRL::ComPtr<ABI::Windows::Storage::IStorageFile> file;
};
// Represents the content surfaced to a DataRequested event
struct DataRequestedContent {
DataRequestedContent();
DataRequestedContent(const DataRequestedContent&) = delete;
DataRequestedContent& operator=(const DataRequestedContent&) = delete;
~DataRequestedContent();
std::string text;
std::string title;
std::string uri;
std::vector<DataRequestedFile> files;
};
using PostDataRequestedCallback =
base::RepeatingCallback<void(const DataRequestedContent&)>;
FakeDataTransferManager();
FakeDataTransferManager(const FakeDataTransferManager&) = delete;
FakeDataTransferManager& operator=(const FakeDataTransferManager&) = delete;
~FakeDataTransferManager() final;
// ABI::Windows::ApplicationModel::DataTransfer::IDataTransferManager:
IFACEMETHODIMP add_DataRequested(
ABI::Windows::Foundation::ITypedEventHandler<
ABI::Windows::ApplicationModel::DataTransfer::DataTransferManager*,
ABI::Windows::ApplicationModel::DataTransfer::
DataRequestedEventArgs*>* event_handler,
EventRegistrationToken* event_cookie) final;
IFACEMETHODIMP
remove_DataRequested(EventRegistrationToken event_cookie) final;
IFACEMETHODIMP add_TargetApplicationChosen(
ABI::Windows::Foundation::ITypedEventHandler<
ABI::Windows::ApplicationModel::DataTransfer::DataTransferManager*,
ABI::Windows::ApplicationModel::DataTransfer::
TargetApplicationChosenEventArgs*>* eventHandler,
EventRegistrationToken* event_cookie) final;
IFACEMETHODIMP
remove_TargetApplicationChosen(EventRegistrationToken event_cookie) final;
// Returns a callback that captures a reference to the current DataRequested
// event handler and, when invoked, triggers that handler.
//
// If the registered handler changes after this method is called the callback
// will still trigger the previous event handler, not a newly registered one.
base::OnceClosure GetDataRequestedInvoker();
bool HasDataRequestedListener();
// Sets a callback that will be invoked after any DataRequested event is
// triggered and passed the content supplied by the DataRequested handler
void SetPostDataRequestedCallback(
PostDataRequestedCallback post_data_requested_callback);
private:
struct DataRequestedHandlerEntry {
DataRequestedHandlerEntry();
DataRequestedHandlerEntry(DataRequestedHandlerEntry const& other);
~DataRequestedHandlerEntry();
Microsoft::WRL::ComPtr<ABI::Windows::Foundation::ITypedEventHandler<
ABI::Windows::ApplicationModel::DataTransfer::DataTransferManager*,
ABI::Windows::ApplicationModel::DataTransfer::DataRequestedEventArgs*>>
event_handler;
int64_t token_value;
};
std::vector<DataRequestedHandlerEntry> data_requested_event_handlers_;
int64_t latest_token_value_ = 0;
PostDataRequestedCallback post_data_requested_callback_;
};
} // namespace webshare
#endif // CHROME_BROWSER_WEBSHARE_WIN_FAKE_DATA_TRANSFER_MANAGER_H_
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