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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
#include "nsISupports.idl"
[scriptable, uuid(924d98d9-3518-4cb4-8708-c74fe8e3ec3c)]
interface nsIFontEnumerator : nsISupports
{
/**
* Return a sorted array of the names of all installed fonts.
*
* @return array of names
* @return void
*/
Array<AString> EnumerateAllFonts();
/**
* 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
* @return array of names
* @return void
*/
Array<AString> EnumerateFonts(in string aLangGroup, in string aGeneric);
/**
* Return a promise that resolves to a sorted array of the names of all
* installed fonts.
*
* @return Promise that resolves to Array
*/
[implicit_jscontext]
jsval EnumerateAllFontsAsync();
/**
* Return a promise that resolves to 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
* @return Promise that resolves to Array
*/
[implicit_jscontext]
jsval EnumerateFontsAsync(in string aLangGroup, in string aGeneric);
/**
@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);
/**
* 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);
};