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// Copyright 2019 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_CHROMEOS_PRINTING_CUPS_WRAPPER_H_
#define CHROME_BROWSER_CHROMEOS_PRINTING_CUPS_WRAPPER_H_
#include <memory>
#include <string>
#include <vector>
#include "base/functional/callback_forward.h"
#include "printing/backend/cups_connection.h"
namespace chromeos {
// A wrapper around the CUPS connection.
class CupsWrapper {
public:
// Container for results from CUPS queries.
struct QueryResult {
QueryResult();
QueryResult(const QueryResult& other) = delete;
QueryResult& operator=(const QueryResult& other) = delete;
~QueryResult();
bool success;
std::vector<::printing::QueueStatus> queues;
};
static std::unique_ptr<CupsWrapper> Create();
using CupsWrapperFactory = base::RepeatingCallback<decltype(Create)>;
static void SetCupsWrapperFactoryForTesting(CupsWrapperFactory factory);
virtual ~CupsWrapper();
// Queries CUPS for the current jobs for the given |printer_ids|. Passes
// the result to |callback|.
virtual void QueryCupsPrintJobs(
const std::vector<std::string>& printer_ids,
base::OnceCallback<void(std::unique_ptr<QueryResult>)> callback) = 0;
// Cancels the print job on the blocking thread.
virtual void CancelJob(const std::string& printer_id, int job_id) = 0;
// Queries CUPS for the printer status for the given |printer_id|. Passes the
// result to |callback|.
virtual void QueryCupsPrinterStatus(
const std::string& printer_id,
base::OnceCallback<void(std::unique_ptr<::printing::PrinterStatus>)>
callback) = 0;
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_PRINTING_CUPS_WRAPPER_H_
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