/* 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 nsIContentSerializer_h
#define nsIContentSerializer_h
#include "nsISupports.h"
#include "nsStringFwd.h"
class nsIContent;
namespace mozilla {
class Encoding;
namespace dom {
class Comment;
class Document;
class DocumentType;
class Element;
class ProcessingInstruction;
class Text;
}
// namespace dom
}
// namespace mozilla
#define NS_ICONTENTSERIALIZER_IID \
{
0xb1ee32f2,
0xb8c4,
0x49b9, {
0x93,
0xdf,
0xb6,
0xfa,
0xb5,
0xd5,
0x46,
0x88}}
class nsIContentSerializer :
public nsISupports {
public:
NS_INLINE_DECL_STATIC_IID(NS_ICONTENTSERIALIZER_IID)
/**
* @param aOutput The `Append*` methods will append to this string. The
* reference to it will be dropped with `Finish`.
*/
NS_IMETHOD Init(uint32_t flags, uint32_t aWrapColumn,
const mozilla::Encoding* aEncoding,
bool aIsCopying,
bool aIsWholeDocument,
bool* aNeedsPerformatScanning,
nsAString& aOutput) =
0;
NS_IMETHOD AppendText(mozilla::dom::Text* aText, int32_t aStartOffset,
int32_t aEndOffset) =
0;
NS_IMETHOD AppendCDATASection(mozilla::dom::Text* aCDATASection,
int32_t aStartOffset, int32_t aEndOffset) =
0;
NS_IMETHOD AppendProcessingInstruction(
mozilla::dom::ProcessingInstruction* aPI, int32_t aStartOffset,
int32_t aEndOffset) =
0;
NS_IMETHOD AppendComment(mozilla::dom::Comment* aComment,
int32_t aStartOffset, int32_t aEndOffset) =
0;
NS_IMETHOD AppendDoctype(mozilla::dom::DocumentType* aDoctype) =
0;
NS_IMETHOD AppendElementStart(mozilla::dom::Element* aElement,
mozilla::dom::Element* aOriginalElement) =
0;
NS_IMETHOD AppendElementEnd(mozilla::dom::Element* aElement,
mozilla::dom::Element* aOriginalElement) =
0;
NS_IMETHOD FlushAndFinish() =
0;
/**
* Drops the reference to the output buffer.
*/
NS_IMETHOD Finish() =
0;
NS_IMETHOD GetOutputLength(uint32_t& aLength)
const =
0;
/**
* Append any items in the beginning of the document that won't be
* serialized by other methods. XML declaration is the most likely
* thing this method can produce.
*/
NS_IMETHOD AppendDocumentStart(mozilla::dom::Document* aDocument) =
0;
// If Init() sets *aNeedsPerformatScanning to true, then these methods are
// called when elements are started and ended, before AppendElementStart
// and AppendElementEnd, respectively. They are supposed to be used to
// allow the implementer to keep track of whether the element is
// preformatted.
NS_IMETHOD ScanElementForPreformat(mozilla::dom::Element* aElement) =
0;
NS_IMETHOD ForgetElementForPreformat(mozilla::dom::Element* aElement) =
0;
};
#define NS_CONTENTSERIALIZER_CONTRACTID_PREFIX \
"@mozilla.org/layout/contentserializer;1?mimetype="
#endif /* nsIContentSerializer_h */