Source code
Revision control
Copy as Markdown
Other Tools
/* -*- 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
#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