gecko-dev/widget/CUPSPrinterList.h

59 строки
1.3 KiB
C++

/* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 2; -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsCUPSPrinterList_h___
#define nsCUPSPrinterList_h___
#include "nsCUPSShim.h"
namespace mozilla {
/**
* @brief Enumerates all CUPS printers and provides lookup by name.
*/
class CUPSPrinterList {
public:
CUPSPrinterList(const CUPSPrinterList&) = delete;
explicit CUPSPrinterList(const nsCUPSShim& aShim) : mShim(aShim) {}
~CUPSPrinterList();
/**
* @brief fetches the printer list.
*
* This is a blocking call.
*/
void Initialize();
/**
* @brief Looks up a printer by CUPS name.
*/
cups_dest_t* FindPrinterByName(const char* name);
int NumPrinters() const { return mNumPrinters; }
/**
* @brief Gets a printer by index.
*
* This does NOT copy the printer's data.
*/
cups_dest_t* GetPrinter(int i);
/**
* @brief Gets the system default printer.
*
* This does NOT copy the printer's data.
*/
cups_dest_t* GetDefaultPrinter();
private:
const nsCUPSShim& mShim;
cups_dest_t* mPrinters = nullptr;
int mNumPrinters = 0;
};
} // namespace mozilla
#endif /* nsCUPSPrinter_h___ */