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109 lines
2.4 KiB
C++
109 lines
2.4 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 Mozilla 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/MPL/
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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
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* IBM Corporation. Portions created by IBM are
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* Copyright (C) 2000 IBM Corporation.
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* All Rights Reserved.
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*
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* Copyright (C) 2000, International Business Machines
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* Corporation and others. All Rights Reserved.
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*
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* Contributor(s):
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*/
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#ifdef IBMBIDI
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#include "nsBidiFrames.h"
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#include "nsLayoutAtoms.h"
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nsDirectionalFrame::nsDirectionalFrame(PRUnichar aChar)
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: mChar(aChar)
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{
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}
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nsDirectionalFrame::~nsDirectionalFrame()
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{
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}
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PRUnichar
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nsDirectionalFrame::GetChar(void) const
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{
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return mChar;
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}
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/**
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* Get the "type" of the frame
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*
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* @see nsLayoutAtoms::directionalFrame
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*/
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NS_IMETHODIMP
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nsDirectionalFrame::GetFrameType(nsIAtom** aType) const
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{
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NS_PRECONDITION(nsnull != aType, "null OUT parameter pointer");
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*aType = nsLayoutAtoms::directionalFrame;
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NS_ADDREF(*aType);
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return NS_OK;
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}
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const nsIID&
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nsDirectionalFrame::GetIID()
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{
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static nsIID iid = NS_DIRECTIONAL_FRAME_IID;
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return iid;
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}
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NS_IMETHODIMP
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nsDirectionalFrame::QueryInterface(const nsIID& aIID, void** aInstancePtr)
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{
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nsresult rv = NS_NOINTERFACE;
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if (!aInstancePtr) {
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rv = NS_ERROR_NULL_POINTER;
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}
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else if (aIID.Equals(NS_GET_IID(nsDirectionalFrame) ) ) {
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*aInstancePtr = (void*) this;
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rv = NS_OK;
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}
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return rv;
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}
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void*
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nsDirectionalFrame::operator new(size_t aSize)
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{
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void* frame = ::operator new(aSize);
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if (frame) {
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nsCRT::zero(frame, aSize);
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}
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return frame;
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}
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nsresult
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NS_NewDirectionalFrame(nsIFrame** aNewFrame, PRUnichar aChar)
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{
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NS_PRECONDITION(aNewFrame, "null OUT ptr");
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if (nsnull == aNewFrame) {
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return NS_ERROR_NULL_POINTER;
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}
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nsDirectionalFrame* frame = new nsDirectionalFrame(aChar);
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*aNewFrame = frame;
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if (nsnull == frame) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return NS_OK;
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}
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#endif /* IBMBIDI */
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