mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-08 04:27:37 +00:00
362 lines
8.9 KiB
C++
362 lines
8.9 KiB
C++
|
|
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/*
|
|
* The contents of this file are subject to the Netscape Public License
|
|
* Version 1.0 (the "NPL"); you may not use this file except in
|
|
* compliance with the NPL. You may obtain a copy of the NPL at
|
|
* http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the NPL is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
|
|
* for the specific language governing rights and limitations under the
|
|
* NPL.
|
|
*
|
|
* The Initial Developer of this code under the NPL is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
|
|
* Reserved.
|
|
*/
|
|
|
|
/**
|
|
* MODULE NOTES:
|
|
* @update gess 4/8/98
|
|
*
|
|
*
|
|
*/
|
|
|
|
#ifndef NS_RTFDTD__
|
|
#define NS_RTFDTD__
|
|
|
|
#include "nsIDTD.h"
|
|
#include "nsISupports.h"
|
|
#include "nsHTMLTokens.h"
|
|
#include "nshtmlpars.h"
|
|
#include "nsVoidArray.h"
|
|
#include "nsDeque.h"
|
|
|
|
#define NS_RTF_DTD_IID \
|
|
{0xa39c6bfc, 0x15f0, 0x11d2, \
|
|
{0x80, 0x41, 0x00, 0x10, 0x4b, 0x98, 0x3f, 0xd4}}
|
|
|
|
class nsIParserNode;
|
|
class nsParser;
|
|
class nsITokenizer;
|
|
|
|
enum eRTFTokenTypes {
|
|
eRTFToken_unknown=0,
|
|
eRTFToken_group, // '{'
|
|
eRTFToken_controlword, // '\'
|
|
eRTFToken_content, // contains all document content
|
|
//everything else is just text or attributes of controls...
|
|
eRTFToken_last //make sure this stays the last token...
|
|
};
|
|
|
|
|
|
enum eRTFTags {
|
|
eRTFCtrl_unknown=0,
|
|
eRTFCtrl_quote,
|
|
eRTFCtrl_star,
|
|
eRTFCtrl_linefeed,
|
|
eRTFCtrl_return,
|
|
eRTFCtrl_begincontrol,
|
|
eRTFCtrl_bold,
|
|
eRTFCtrl_bin,
|
|
eRTFCtrl_blue,
|
|
eRTFCtrl_cols,
|
|
eRTFCtrl_comment,
|
|
eRTFCtrl_italic,
|
|
eRTFCtrl_font,
|
|
eRTFCtrl_fonttable,
|
|
eRTFCtrl_green,
|
|
eRTFCtrl_bottommargin,
|
|
eRTFCtrl_leftmargin,
|
|
eRTFCtrl_rightmargin,
|
|
eRTFCtrl_topmargin,
|
|
eRTFCtrl_par,
|
|
eRTFCtrl_pard,
|
|
eRTFCtrl_plain,
|
|
eRTFCtrl_justified,
|
|
eRTFCtrl_fulljustified,
|
|
eRTFCtrl_leftjustified,
|
|
eRTFCtrl_rightjustified,
|
|
eRTFCtrl_rdoublequote,
|
|
eRTFCtrl_red,
|
|
eRTFCtrl_rtf,
|
|
eRTFCtrl_tab,
|
|
eRTFCtrl_title,
|
|
eRTFCtrl_underline,
|
|
eRTFCtrl_startgroup,
|
|
eRTFCtrl_endgroup,
|
|
eRTFCtrl_last //make sure this stays the last token...
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
*
|
|
* @update gess7/8/98
|
|
* @param
|
|
* @return
|
|
*/
|
|
class CRTFControlWord : public CToken {
|
|
public:
|
|
CRTFControlWord(char* aKey);
|
|
virtual PRInt32 GetTokenType();
|
|
virtual PRInt32 Consume(nsScanner& aScanner);
|
|
protected:
|
|
nsString mArgument;
|
|
};
|
|
|
|
|
|
/**
|
|
*
|
|
* @update gess7/8/98
|
|
* @param
|
|
* @return
|
|
*/
|
|
class CRTFGroup: public CToken {
|
|
public:
|
|
CRTFGroup(char* aKey,PRBool aStartGroup);
|
|
virtual PRInt32 GetTokenType();
|
|
virtual void SetGroupStart(PRBool aFlag);
|
|
virtual PRBool IsGroupStart();
|
|
virtual PRInt32 Consume(nsScanner& aScanner);
|
|
protected:
|
|
PRBool mStart;
|
|
};
|
|
|
|
|
|
/**
|
|
*
|
|
* @update gess7/8/98
|
|
* @param
|
|
* @return
|
|
*/
|
|
class CRTFContent: public CToken {
|
|
public:
|
|
CRTFContent(PRUnichar* aValue);
|
|
virtual PRInt32 GetTokenType();
|
|
virtual PRInt32 Consume(nsScanner& aScanner);
|
|
};
|
|
|
|
|
|
class CRtfDTD : public nsIDTD {
|
|
|
|
public:
|
|
|
|
NS_DECL_ISUPPORTS
|
|
|
|
|
|
/**
|
|
*
|
|
*
|
|
* @update gess 4/9/98
|
|
* @param
|
|
* @return
|
|
*/
|
|
CRtfDTD();
|
|
|
|
/**
|
|
*
|
|
*
|
|
* @update gess 4/9/98
|
|
* @param
|
|
* @return
|
|
*/
|
|
virtual ~CRtfDTD();
|
|
|
|
virtual const nsIID& GetMostDerivedIID(void) const;
|
|
|
|
/**
|
|
* Call this method if you want the DTD to construct a clone of itself.
|
|
* @update gess7/23/98
|
|
* @param
|
|
* @return
|
|
*/
|
|
virtual nsresult CreateNewInstance(nsIDTD** aInstancePtrResult);
|
|
|
|
/**
|
|
* This method is called to determine if the given DTD can parse
|
|
* a document in a given source-type.
|
|
* NOTE: Parsing always assumes that the end result will involve
|
|
* storing the result in the main content model.
|
|
* @update gess6/24/98
|
|
* @param
|
|
* @return TRUE if this DTD can satisfy the request; FALSE otherwise.
|
|
*/
|
|
virtual PRBool CanParse(nsString& aContentType, nsString& aCommand, PRInt32 aVersion);
|
|
|
|
/**
|
|
*
|
|
* @update gess7/7/98
|
|
* @param
|
|
* @return
|
|
*/
|
|
virtual eAutoDetectResult AutoDetectContentType(nsString& aBuffer,nsString& aType);
|
|
|
|
/**
|
|
* The parser uses a code sandwich to wrap the parsing process. Before
|
|
* the process begins, WillBuildModel() is called. Afterwards the parser
|
|
* calls DidBuildModel().
|
|
* @update gess5/18/98
|
|
* @param aFilename is the name of the file being parsed.
|
|
* @return error code (almost always 0)
|
|
*/
|
|
NS_IMETHOD WillBuildModel(nsString& aFilename,PRInt32 aLevel,nsIParser* aParser,nsIContentSink* aSink=0);
|
|
|
|
/**
|
|
* The parser uses a code sandwich to wrap the parsing process. Before
|
|
* the process begins, WillBuildModel() is called. Afterwards the parser
|
|
* calls DidBuildModel().
|
|
* @update gess5/18/98
|
|
* @param aFilename is the name of the file being parsed.
|
|
* @return error code (almost always 0)
|
|
*/
|
|
NS_IMETHOD BuildModel(nsIParser* aParser,nsITokenizer* aTokenizer,nsITokenObserver* anObserver=0,nsIContentSink* aSink=0);
|
|
|
|
/**
|
|
* The parser uses a code sandwich to wrap the parsing process. Before
|
|
* the process begins, WillBuildModel() is called. Afterwards the parser
|
|
* calls DidBuildModel().
|
|
* @update gess5/18/98
|
|
* @param anErrorCode contans the last error that occured
|
|
* @return error code
|
|
*/
|
|
NS_IMETHOD DidBuildModel(nsresult anErrorCode,PRInt32 aLevel,nsIParser* aParser,nsIContentSink* aSink=0);
|
|
|
|
/**
|
|
*
|
|
* @update gess 3/25/98
|
|
* @param aToken -- token object to be put into content model
|
|
* @return 0 if all is well; non-zero is an error
|
|
*/
|
|
NS_IMETHOD HandleGroup(CToken* aToken);
|
|
|
|
/**
|
|
*
|
|
* @update gess 3/25/98
|
|
* @param aToken -- token object to be put into content model
|
|
* @return 0 if all is well; non-zero is an error
|
|
*/
|
|
NS_IMETHOD HandleControlWord(CToken* aToken);
|
|
|
|
/**
|
|
*
|
|
* @update gess 3/25/98
|
|
* @param aToken -- token object to be put into content model
|
|
* @return 0 if all is well; non-zero is an error
|
|
*/
|
|
NS_IMETHOD HandleContent(CToken* aToken);
|
|
|
|
/**
|
|
*
|
|
* @update gess 3/25/98
|
|
* @param aToken -- token object to be put into content model
|
|
* @return 0 if all is well; non-zero is an error
|
|
*/
|
|
NS_IMETHOD HandleToken(CToken* aToken,nsIParser* aParser);
|
|
|
|
/**
|
|
* This method causes all tokens to be dispatched to the given tag handler.
|
|
*
|
|
* @update gess 3/25/98
|
|
* @param aHandler -- object to receive subsequent tokens...
|
|
* @return error code (usually 0)
|
|
*/
|
|
NS_IMETHOD CaptureTokenPump(nsITagHandler* aHandler);
|
|
|
|
/**
|
|
* This method releases the token-pump capture obtained in CaptureTokenPump()
|
|
*
|
|
* @update gess 3/25/98
|
|
* @param aHandler -- object that received tokens...
|
|
* @return error code (usually 0)
|
|
*/
|
|
NS_IMETHOD ReleaseTokenPump(nsITagHandler* aHandler);
|
|
|
|
|
|
/**
|
|
*
|
|
* @update gess12/28/98
|
|
* @param
|
|
* @return
|
|
*/
|
|
nsITokenizer* GetTokenizer(void);
|
|
|
|
/**
|
|
*
|
|
* @update gess5/18/98
|
|
* @param
|
|
* @return
|
|
*/
|
|
NS_IMETHOD WillResumeParse(void);
|
|
|
|
/**
|
|
*
|
|
* @update gess5/18/98
|
|
* @param
|
|
* @return
|
|
*/
|
|
NS_IMETHOD WillInterruptParse(void);
|
|
|
|
|
|
/**
|
|
* Called by the parser to initiate dtd verification of the
|
|
* internal context stack.
|
|
* @update gess 7/23/98
|
|
* @param
|
|
* @return
|
|
*/
|
|
virtual PRBool Verify(nsString& aURLRef,nsIParser* aParser);
|
|
|
|
/**
|
|
* Set this to TRUE if you want the DTD to verify its
|
|
* context stack.
|
|
* @update gess 7/23/98
|
|
* @param
|
|
* @return
|
|
*/
|
|
virtual void SetVerification(PRBool aEnable);
|
|
|
|
/**
|
|
* This method is called to determine whether or not a tag
|
|
* of one type can contain a tag of another type.
|
|
*
|
|
* @update gess 3/25/98
|
|
* @param aParent -- int tag of parent container
|
|
* @param aChild -- int tag of child container
|
|
* @return PR_TRUE if parent can contain child
|
|
*/
|
|
virtual PRBool CanContain(PRInt32 aParent,PRInt32 aChild) const;
|
|
|
|
/**
|
|
* This method gets called to determine whether a given
|
|
* tag is itself a container
|
|
*
|
|
* @update gess 3/25/98
|
|
* @param aTag -- tag to test for containership
|
|
* @return PR_TRUE if given tag can contain other tags
|
|
*/
|
|
virtual PRBool IsContainer(PRInt32 aTag) const;
|
|
|
|
/**
|
|
* Retrieve a ptr to the global token recycler...
|
|
* @update gess8/4/98
|
|
* @return ptr to recycler (or null)
|
|
*/
|
|
virtual nsITokenRecycler* GetTokenRecycler(void);
|
|
|
|
protected:
|
|
|
|
nsParser* mParser;
|
|
char* mFilename;
|
|
nsITokenizer* mTokenizer;
|
|
};
|
|
|
|
extern NS_HTMLPARS nsresult NS_NewRTF_DTD(nsIDTD** aInstancePtrResult);
|
|
|
|
#endif
|
|
|
|
|
|
|