зеркало из https://github.com/mozilla/gecko-dev.git
52 строки
1.7 KiB
C++
52 строки
1.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#ifndef nsIFontSizeIterator_h__
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#define nsIFontSizeIterator_h__
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#include "nsISupports.h"
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class nsString;
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// {285EF9B1-094A-11d3-9A87-0050046CDA96}
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#define NS_IFONTSIZEITERATOR_IID \
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{ 0x285ef9b1, 0x94a, 0x11d3, { 0x9a, 0x87, 0x0, 0x50, 0x4, 0x6c, 0xda, 0x96 } };
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class nsIFontSizeIterator : public nsISupports
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// Font sizes are identified with doubles (e.g., for the possibility of fractional sizes from MM, etc.).
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// |Get| and |Advance| are distinct to facility wrapping with C++ objects as standard iterators.
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{
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public:
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NS_DEFINE_STATIC_IID_ACCESSOR(NS_IFONTSIZEITERATOR_IID)
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NS_IMETHOD Reset() = 0;
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// does not need to be called initially, returns iterator to initial state
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NS_IMETHOD Get( double* aFontSize ) = 0;
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// returns an error when no more sizes are available
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NS_IMETHOD Advance() = 0;
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// returns an error when no more sizes are available
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};
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#endif
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