159 lines
4.0 KiB
C++
159 lines
4.0 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 "nsInputFile.h"
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#include "nsInputFrame.h"
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#include "nsIContent.h"
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#include "prtypes.h"
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#include "nsIFrame.h"
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#include "nsISupports.h"
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#include "nsIAtom.h"
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#include "nsIPresContext.h"
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#include "nsIHTMLContent.h"
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#include "nsHTMLIIDs.h"
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#include "nsHTMLAtoms.h"
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class nsInputFileFrame : public nsInputFrame {
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public:
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nsInputFileFrame(nsIContent* aContent,
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PRInt32 aIndexInParent,
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nsIFrame* aParentFrame);
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virtual void InitializeWidget(nsIView *aView);
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protected:
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virtual ~nsInputFileFrame();
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};
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nsInputFileFrame::nsInputFileFrame(nsIContent* aContent,
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PRInt32 aIndexInParent,
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nsIFrame* aParentFrame)
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: nsInputFrame(aContent, aIndexInParent, aParentFrame)
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{
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}
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nsInputFileFrame::~nsInputFileFrame()
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{
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}
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void
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nsInputFileFrame::InitializeWidget(nsIView *aView)
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{
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}
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//----------------------------------------------------------------------
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// nsInputFile
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nsInputFile::nsInputFile(nsIAtom* aTag, nsIFormManager* aManager)
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: nsInput(aTag, aManager)
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{
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}
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nsInputFile::~nsInputFile()
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{
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if (nsnull != mValue) {
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delete mValue;
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}
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}
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nsIFrame*
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nsInputFile::CreateFrame(nsIPresContext* aPresContext,
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PRInt32 aIndexInParent,
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nsIFrame* aParentFrame)
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{
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nsIFrame* rv = new nsInputFileFrame(this, aIndexInParent, aParentFrame);
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return rv;
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}
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void nsInputFile::GetType(nsString& aResult) const
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{
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aResult = "file";
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}
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void nsInputFile::SetAttribute(nsIAtom* aAttribute, const nsString& aValue)
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{
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if (aAttribute == nsHTMLAtoms::size) {
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nsHTMLValue value;
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ParseValue(aValue, 1, value);
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mSize = value.GetIntValue();
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}
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else if (aAttribute == nsHTMLAtoms::maxlength) {
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nsHTMLValue value;
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ParseValue(aValue, 1, value);/* XXX nav doesn't clamp; what does it do with illegal values? */
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mMaxLength = value.GetIntValue();
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}
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else if (aAttribute == nsHTMLAtoms::value) {
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if (nsnull == mValue) {
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mValue = new nsString(aValue);
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} else {
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*mValue = aValue;
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}
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}
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else {
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nsInput::SetAttribute(aAttribute, aValue);
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}
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}
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nsContentAttr nsInputFile::GetAttribute(nsIAtom* aAttribute,
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nsHTMLValue& aResult) const
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{
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nsContentAttr ca = eContentAttr_NotThere;
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aResult.Reset();
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if (aAttribute == nsHTMLAtoms::size) {
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if (0 < mSize) {
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aResult.Set(mSize, eHTMLUnit_Absolute);
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ca = eContentAttr_HasValue;
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}
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}
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else if (aAttribute == nsHTMLAtoms::maxlength) {
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if (0 < mMaxLength) {
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aResult.Set(mMaxLength, eHTMLUnit_Absolute);
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ca = eContentAttr_HasValue;
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}
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}
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else if (aAttribute == nsHTMLAtoms::value) {
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if (nsnull != mValue) {
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aResult.Set(*mValue);
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ca = eContentAttr_HasValue;
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}
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}
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else {
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ca = nsInput::GetAttribute(aAttribute, aResult);
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}
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return ca;
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}
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NS_HTML nsresult
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NS_NewHTMLInputFile(nsIHTMLContent** aInstancePtrResult,
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nsIAtom* aTag, nsIFormManager* aManager)
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{
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NS_PRECONDITION(nsnull != aInstancePtrResult, "null ptr");
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if (nsnull == aInstancePtrResult) {
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return NS_ERROR_NULL_POINTER;
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}
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nsIHTMLContent* it = new nsInputFile(aTag, aManager);
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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 it->QueryInterface(kIHTMLContentIID, (void**) aInstancePtrResult);
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}
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