| // Copyright (c) 2012 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 PRINTING_BACKEND_PRINTING_INFO_WIN_H_ |
| #define PRINTING_BACKEND_PRINTING_INFO_WIN_H_ |
| |
| #include <objidl.h> |
| #include <winspool.h> |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "printing/printing_export.h" |
| |
| namespace printing { |
| |
| namespace internal { |
| |
| PRINTING_EXPORT uint8* GetDriverInfo(HANDLE printer, int level); |
| PRINTING_EXPORT uint8* GetPrinterInfo(HANDLE printer, int level); |
| |
| // This class is designed to work with PRINTER_INFO_X structures |
| // and calls GetPrinter internally with correctly allocated buffer. |
| template <typename PrinterInfoType, int level> |
| class PrinterInfo { |
| public: |
| bool Init(HANDLE printer) { |
| buffer_.reset(GetPrinterInfo(printer, level)); |
| return buffer_; |
| } |
| |
| const PrinterInfoType* get() const { |
| return reinterpret_cast<const PrinterInfoType*>(buffer_.get()); |
| } |
| |
| private: |
| scoped_ptr<uint8[]> buffer_; |
| }; |
| |
| // This class is designed to work with DRIVER_INFO_X structures |
| // and calls GetDriverInfo internally with correctly allocated buffer. |
| template <typename DriverInfoType, int level> |
| class DriverInfo { |
| public: |
| bool Init(HANDLE printer) { |
| buffer_.reset(GetDriverInfo(printer, level)); |
| return buffer_; |
| } |
| |
| const DriverInfoType* get() const { |
| return reinterpret_cast<const DriverInfoType*>(buffer_.get()); |
| } |
| |
| private: |
| scoped_ptr<uint8[]> buffer_; |
| }; |
| |
| } // namespace internal |
| |
| typedef internal::PrinterInfo<PRINTER_INFO_2, 2> PrinterInfo2; |
| typedef internal::PrinterInfo<PRINTER_INFO_5, 5> PrinterInfo5; |
| |
| typedef internal::DriverInfo<DRIVER_INFO_6, 6> DriverInfo6; |
| |
| } // namespace printing |
| |
| #endif // PRINTING_BACKEND_PRINTING_INFO_WIN_H_ |