103 lines
2.4 KiB
C++
103 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 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 "nsPresContext.h"
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#include "nsGfxCIID.h"
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#include "nsLayoutAtoms.h"
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static NS_DEFINE_IID(kIPresContextIID, NS_IPRESCONTEXT_IID);
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class GalleyContext : public nsPresContext {
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public:
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GalleyContext();
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~GalleyContext();
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NS_IMETHOD GetMedium(nsIAtom** aMedium);
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NS_IMETHOD IsPaginated(PRBool* aResult);
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NS_IMETHOD GetPageWidth(nscoord* aResult);
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NS_IMETHOD GetPageHeight(nscoord* aResult);
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};
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GalleyContext::GalleyContext()
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{
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}
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GalleyContext::~GalleyContext()
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{
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}
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NS_IMETHODIMP
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GalleyContext::GetMedium(nsIAtom** aResult)
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{
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NS_PRECONDITION(nsnull != aResult, "null ptr");
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if (nsnull == aResult) {
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return NS_ERROR_NULL_POINTER;
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}
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*aResult = nsLayoutAtoms::screen;
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NS_ADDREF(*aResult);
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return NS_OK;
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}
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NS_IMETHODIMP
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GalleyContext::IsPaginated(PRBool* aResult)
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{
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NS_PRECONDITION(nsnull != aResult, "null ptr");
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if (nsnull == aResult) {
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return NS_ERROR_NULL_POINTER;
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}
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*aResult = PR_FALSE;
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return NS_OK;
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}
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NS_IMETHODIMP
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GalleyContext::GetPageWidth(nscoord* aResult)
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{
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NS_PRECONDITION(nsnull != aResult, "null ptr");
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if (nsnull == aResult) {
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return NS_ERROR_NULL_POINTER;
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}
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*aResult = 0;
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return NS_OK;
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}
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NS_IMETHODIMP
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GalleyContext::GetPageHeight(nscoord* aResult)
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{
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NS_PRECONDITION(nsnull != aResult, "null ptr");
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if (nsnull == aResult) {
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return NS_ERROR_NULL_POINTER;
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}
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*aResult = 0;
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return NS_OK;
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}
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NS_LAYOUT nsresult
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NS_NewGalleyContext(nsIPresContext** aInstancePtrResult)
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{
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if (aInstancePtrResult == nsnull) {
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return NS_ERROR_NULL_POINTER;
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}
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GalleyContext *it = new GalleyContext();
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if (it == nsnull) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return it->QueryInterface(kIPresContextIID, (void **) aInstancePtrResult);
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}
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