/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 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 nsPrintSettingsService_h
#define nsPrintSettingsService_h
#include "nsCOMPtr.h"
#include "nsIPrintSettings.h"
#include "nsIPrintSettingsService.h"
#include "nsString.h"
#include "nsFont.h"
/**
* Class nsPrintSettingsService. Base class for the platform specific widget
* subclasses to inherit from.
*/
class nsPrintSettingsService :
public nsIPrintSettingsService {
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIPRINTSETTINGSSERVICE
nsPrintSettingsService() =
default;
/**
* method Init
* Initializes member variables. Every consumer that does manual
* creation (instead of do_CreateInstance) needs to call this method
* immediately after instantiation.
*/
virtual nsresult Init();
private:
// Copying is not supported.
nsPrintSettingsService(
const nsPrintSettingsService& x) =
delete;
nsPrintSettingsService&
operator=(
const nsPrintSettingsService& x) =
delete;
protected:
virtual ~nsPrintSettingsService() =
default;
void ReadBitFieldPref(
const char* aPrefId, int32_t anOption);
void WriteBitFieldPref(
const char* aPrefId, int32_t anOption);
void ReadJustification(
const char* aPrefId, int16_t& aJust,
int16_t aInitValue);
void WriteJustification(
const char* aPrefId, int16_t aJust);
bool ReadInchesToTwipsPref(
const char* aPrefId, int32_t& aTwips);
void WriteInchesFromTwipsPref(
const char* aPrefId, int32_t aTwips);
bool ReadInchesIntToTwipsPref(
const char* aPrefId, int32_t& aTwips);
void WriteInchesIntFromTwipsPref(
const char* aPrefId, int32_t aTwips);
nsresult ReadPrefDouble(
const char* aPrefId,
double& aVal);
nsresult WritePrefDouble(
const char* aPrefId,
double aVal);
/**
* method ReadPrefs
* @param aPS a pointer to the printer settings
* @param aPrinterName the name of the printer for which to read prefs
* @param aFlags flag specifying which prefs to read
*/
virtual nsresult ReadPrefs(nsIPrintSettings* aPS,
const nsAString& aPrinterName, uint32_t aFlags);
/**
* method WritePrefs
* @param aPS a pointer to the printer settings
* @param aPrinterName the name of the printer for which to write prefs
* @param aFlags flag specifying which prefs to read
*/
virtual nsresult WritePrefs(nsIPrintSettings* aPS,
const nsAString& aPrinterName, uint32_t aFlags);
const char* GetPrefName(
const char* aPrefName,
const nsAString& aPrinterName);
/**
* method _CreatePrintSettings
* May be implemented by the platform-specific derived class
*
* @return printer settings instance
*/
virtual nsresult _CreatePrintSettings(nsIPrintSettings** _retval) = 0;
// Members
nsCString mPrefName;
};
#endif // nsPrintSettingsService_h
