gecko-dev/editor/base/nsEditorUtils.cpp
sfraser%netscape.com 6f28b668c9 First Checked In.
1999-08-09 01:34:04 +00:00

53 lines
1.5 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include "nsEditorUtils.h"
/******************************************************************************
* nsAutoSelectionReset
*****************************************************************************/
nsAutoSelectionReset::nsAutoSelectionReset(nsIDOMSelection *aSel)
{
mInitialized = PR_FALSE;
mSel = do_QueryInterface(aSel);
if (mSel)
{
mSel->GetAnchorNode(getter_AddRefs(mStartNode));
mSel->GetAnchorOffset(&mStartOffset);
mSel->GetFocusNode(getter_AddRefs(mEndNode));
mSel->GetFocusOffset(&mEndOffset);
if (mStartNode && mEndNode)
mInitialized = PR_TRUE;
}
}
nsAutoSelectionReset::~nsAutoSelectionReset()
{
if (mSel && mInitialized)
{
// restore original selection
mSel->Collapse(mStartNode, mStartOffset);
mSel->Extend(mEndNode, mEndOffset);
}
}