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53 lines
1.5 KiB
C++
53 lines
1.5 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 License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "nsEditorUtils.h"
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/******************************************************************************
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* nsAutoSelectionReset
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*****************************************************************************/
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nsAutoSelectionReset::nsAutoSelectionReset(nsIDOMSelection *aSel)
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{
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mInitialized = PR_FALSE;
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mSel = do_QueryInterface(aSel);
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if (mSel)
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{
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mSel->GetAnchorNode(getter_AddRefs(mStartNode));
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mSel->GetAnchorOffset(&mStartOffset);
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mSel->GetFocusNode(getter_AddRefs(mEndNode));
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mSel->GetFocusOffset(&mEndOffset);
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if (mStartNode && mEndNode)
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mInitialized = PR_TRUE;
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}
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}
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nsAutoSelectionReset::~nsAutoSelectionReset()
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{
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if (mSel && mInitialized)
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{
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// restore original selection
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mSel->Collapse(mStartNode, mStartOffset);
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mSel->Extend(mEndNode, mEndOffset);
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}
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}
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