2b901a3a70
git-svn-id: svn://10.0.0.236/branches/MOZILLA_1_8_BRANCH@190925 18797224-902f-48f8-a5cc-f745e15eee43
142 lines
4.7 KiB
C++
142 lines
4.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 sw=2 et tw=78: */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* 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
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Ilya Konstantinov (mozilla-code@future.shiny.co.il)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsDOMTextEvent.h"
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#include "nsContentUtils.h"
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#include "nsPrivateTextRange.h"
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nsDOMTextEvent::nsDOMTextEvent(nsPresContext* aPresContext,
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nsTextEvent* aEvent)
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: nsDOMUIEvent(aPresContext, aEvent ? aEvent :
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new nsTextEvent(PR_FALSE, 0, nsnull))
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{
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NS_ASSERTION(mEvent->eventStructType == NS_TEXT_EVENT, "event type mismatch");
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if (aEvent) {
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mEventIsInternal = PR_FALSE;
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}
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else {
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mEventIsInternal = PR_TRUE;
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mEvent->time = PR_Now();
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}
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//
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// extract the IME composition string
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//
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nsTextEvent *te = NS_STATIC_CAST(nsTextEvent*, mEvent);
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mText = te->theText;
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//
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// build the range list -- ranges need to be DOM-ified since the
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// IME transaction will hold a ref, the widget representation
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// isn't persistent
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//
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nsIPrivateTextRange** tempTextRangeList = new nsIPrivateTextRange*[te->rangeCount];
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if (tempTextRangeList) {
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PRUint16 i;
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for(i = 0; i < te->rangeCount; i++) {
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nsPrivateTextRange* tempPrivateTextRange = new
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nsPrivateTextRange(te->rangeArray[i].mStartOffset,
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te->rangeArray[i].mEndOffset,
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te->rangeArray[i].mRangeType);
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if (tempPrivateTextRange) {
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NS_ADDREF(tempPrivateTextRange);
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tempTextRangeList[i] = (nsIPrivateTextRange*)tempPrivateTextRange;
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}
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}
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}
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// We need to create mTextRange even rangeCount is 0.
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// If rangeCount is 0, mac carbon will return 0 for new and
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// tempTextRangeList will be null. but we should still create
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// mTextRange, otherwise, we will crash it later when some code
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// call GetInputRange and AddRef to the result
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mTextRange = new nsPrivateTextRangeList(te->rangeCount ,tempTextRangeList);
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}
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NS_IMPL_ADDREF_INHERITED(nsDOMTextEvent, nsDOMUIEvent)
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NS_IMPL_RELEASE_INHERITED(nsDOMTextEvent, nsDOMUIEvent)
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NS_INTERFACE_MAP_BEGIN(nsDOMTextEvent)
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NS_INTERFACE_MAP_ENTRY(nsIPrivateTextEvent)
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NS_INTERFACE_MAP_END_INHERITING(nsDOMUIEvent)
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NS_METHOD nsDOMTextEvent::GetText(nsString& aText)
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{
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aText = mText;
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return NS_OK;
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}
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NS_METHOD nsDOMTextEvent::GetInputRange(nsIPrivateTextRangeList** aInputRange)
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{
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if (mEvent->message == NS_TEXT_TEXT)
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{
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*aInputRange = mTextRange;
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return NS_OK;
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}
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aInputRange = 0;
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return NS_ERROR_FAILURE;
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}
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NS_METHOD nsDOMTextEvent::GetEventReply(nsTextEventReply** aReply)
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{
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if (mEvent->message == NS_TEXT_TEXT)
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{
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*aReply = &(NS_STATIC_CAST(nsTextEvent*, mEvent)->theReply);
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return NS_OK;
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}
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aReply = 0;
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return NS_ERROR_FAILURE;
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}
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nsresult NS_NewDOMTextEvent(nsIDOMEvent** aInstancePtrResult,
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nsPresContext* aPresContext,
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nsTextEvent *aEvent)
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{
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nsDOMTextEvent* it = new nsDOMTextEvent(aPresContext, aEvent);
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if (nsnull == it) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return CallQueryInterface(it, aInstancePtrResult);
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}
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