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68 lines
2.5 KiB
C++
68 lines
2.5 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 Communicator client code, released
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* March 31, 1998.
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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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* Alternatively, the contents of this file may be used under the
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* terms of the GNU Public License (the "GPL"), in which case the
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* provisions of the GPL are applicable instead of those above.
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* If you wish to allow use of your version of this file only
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* under the terms of the GPL and not to allow others to use your
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* version of this file under the NPL, indicate your decision by
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* deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL. If you do not delete
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* the provisions above, a recipient may use your version of this
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* file under either the NPL or the GPL.
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*/
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/* A class for range utilities. */
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#ifndef nsIRangeUtils_h___
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#define nsIRangeUtils_h___
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#include "nsISupports.h"
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// Forward declarations
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class nsIDOMRange;
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class nsIDOMNode;
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class nsIContent;
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// IID for the nsIRangeUtils interface
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#define NS_IRANGEUTILS_IID \
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{ 0xa6cf9127, 0x15b3, 0x11d2, {0x93, 0x2e, 0x00, 0x80, 0x5f, 0x8a, 0xdd, 0x32} }
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class nsIRangeUtils : public nsISupports {
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public:
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NS_DEFINE_STATIC_IID_ACCESSOR(NS_IRANGEUTILS_IID)
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NS_IMETHOD_(PRInt32) ComparePoints(nsIDOMNode* aParent1, PRInt32 aOffset1,
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nsIDOMNode* aParent2, PRInt32 aOffset2) = 0;
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NS_IMETHOD_(PRBool) IsNodeIntersectsRange(nsIContent* aNode, nsIDOMRange* aRange) = 0;
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NS_IMETHOD CompareNodeToRange(nsIContent* aNode,
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nsIDOMRange* aRange,
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PRBool *outNodeBefore,
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PRBool *outNodeAfter) = 0;
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};
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#endif /* nsIRangeUtils_h___ */
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