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/* -*- Mode: IDL; tab-width: 2; 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/. */
#include "nsISupports.idl"
[scriptable, uuid(924d98d9-3518-4cb4-8708-c74fe8e3ec3c)]
interface nsIFontEnumerator : nsISupports
{
/**
* Return a sorted array of the names of all installed fonts.
*
* @param aCount returns number of names returned
* @param aResult returns array of names
* @return void
*/
void EnumerateAllFonts(out uint32_t aCount,
[retval, array, size_is(aCount)] out wstring aResult);
/**
* Return a sorted array of names of fonts that support the given language
* group and are suitable for use as the given CSS generic font.
*
* @param aLangGroup language group
* @param aGeneric CSS generic font
* @param aCount returns number of names returned
* @param aResult returns array of names
* @return void
*/
void EnumerateFonts(in string aLangGroup, in string aGeneric,
out uint32_t aCount, [retval, array, size_is(aCount)] out wstring aResult);
/**
@param aLangGroup language group
@return bool do we have a font for this language group
*/
void HaveFontFor(in string aLangGroup, [retval] out boolean aResult);
/**
* @param aLangGroup language group
* @param aGeneric CSS generic font
* @return suggested default font for this language group and generic family
*/
wstring getDefaultFont(in string aLangGroup, in string aGeneric);
/**
* update the global font list
* return true if font list is changed
*/
boolean updateFontList();
/**
* get the standard family name on the system from given family
* @param aName family name which may be alias
* @return the standard family name on the system, if given name does not
* exist, returns empty string
*/
wstring getStandardFamilyName(in wstring aName);
};
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