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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_PRINT_SETTINGS_MANAGER_H_
#define CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_PRINT_SETTINGS_MANAGER_H_
#include <stdint.h>
#include "base/functional/bind.h"
#include "ppapi/c/dev/pp_print_settings_dev.h"
namespace content {
// A class for getting the default print settings for the default printer.
class PepperPrintSettingsManager {
public:
using Result = std::pair<PP_PrintSettings_Dev, int32_t>;
using Callback = base::OnceCallback<void(Result)>;
// The default print settings are obtained asynchronously and |callback|
// is called with the the print settings when they are available. |callback|
// will always be called on the same thread from which
// |GetDefaultPrintSettings| was issued.
virtual void GetDefaultPrintSettings(Callback callback) = 0;
virtual ~PepperPrintSettingsManager() {}
};
// Real implementation for getting the default print settings.
class PepperPrintSettingsManagerImpl : public PepperPrintSettingsManager {
public:
PepperPrintSettingsManagerImpl() {}
PepperPrintSettingsManagerImpl(const PepperPrintSettingsManagerImpl&) =
delete;
PepperPrintSettingsManagerImpl& operator=(
const PepperPrintSettingsManagerImpl&) = delete;
~PepperPrintSettingsManagerImpl() override {}
// PepperPrintSettingsManager implementation.
void GetDefaultPrintSettings(
PepperPrintSettingsManager::Callback callback) override;
private:
static PepperPrintSettingsManager::Result ComputeDefaultPrintSettings();
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_PRINT_SETTINGS_MANAGER_H_
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