gecko-dev/dom/xml/nsXMLPrettyPrinter.h

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1.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsXMLPrettyPrinter_h__
#define nsXMLPrettyPrinter_h__
#include "nsStubDocumentObserver.h"
#include "nsCOMPtr.h"
class nsIDocument;
class nsXMLPrettyPrinter : public nsStubDocumentObserver
{
public:
nsXMLPrettyPrinter();
NS_DECL_ISUPPORTS
// nsIMutationObserver
NS_DECL_NSIMUTATIONOBSERVER_ATTRIBUTECHANGED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTAPPENDED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTINSERTED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTREMOVED
NS_DECL_NSIMUTATIONOBSERVER_NODEWILLBEDESTROYED
/**
* This will prettyprint the document if the document is loaded in a
* displayed window.
*
* @param aDocument document to prettyprint
* @param [out] aDidPrettyPrint if true, and error not returned, actually
* went ahead with prettyprinting the document.
*/
nsresult PrettyPrint(nsIDocument* aDocument, bool* aDidPrettyPrint);
/**
* Unhook the prettyprinter
*/
void Unhook();
private:
virtual ~nsXMLPrettyPrinter();
/**
* Signals for unhooking by setting mUnhookPending if the node changed is
* not in the shadow root tree nor in anonymous content.
*
* @param aContent content that has changed
*/
void MaybeUnhook(nsIContent* aContent);
nsIDocument* mDocument; //weak. Set as long as we're observing the document
bool mUnhookPending;
};
nsresult NS_NewXMLPrettyPrinter(nsXMLPrettyPrinter** aPrinter);
#endif //nsXMLPrettyPrinter_h__