gecko-dev/tools/dreftool/CToken.cpp
2003-11-20 17:23:40 +00:00

250 lines
5.9 KiB
C++

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Dreftool.
*
* The Initial Developer of the Original Code is
* Rick Gessner <rick@gessner.com>.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Kenneth Herron <kjh-5727@comcast.net>
* Bernd Mielke <bmlk@gmx.de>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "CToken.h"
#include "CScanner.h"
#include "nsCRT.h"
#include "nsReadableUtils.h"
static int TokenCount=0;
/**************************************************************
And now for the CToken...
**************************************************************/
/**
* Default constructor
*
* @update gess 7/21/98
*/
CToken::CToken(int aTag) : mTextValue() {
mTypeID=aTag;
mAttrCount=0;
TokenCount++;
}
/**
* Constructor with string for tagname assignment
*
* @update gess 3/25/98
* @param nsCString--name of token
*/
CToken::CToken(const nsAFlatCString& aName) : mTextValue(aName) {
mTypeID=0;
mAttrCount=0;
TokenCount++;
}
/**
* constructor from char*
*
* @update gess 3/25/98
* @param aName--char* containing name of token
*/
CToken::CToken(const char* aName) : mTextValue(aName) {
mTypeID=0;
mAttrCount=0;
TokenCount++;
}
/**
* Decstructor
*
* @update gess 3/25/98
*/
CToken::~CToken() {
}
/**
* This method gets called when a token is about to be reused
* for some other purpose. The token should initialize itself
* to some reasonable default values.
* @update gess7/25/98
* @param aTag
* @param aString
*/
void CToken::reinitialize(int aTag, const nsAFlatCString& aString){
if(aString.IsEmpty())
mTextValue.Truncate();
else mTextValue.Assign(aString);
mAttrCount=0;
mTypeID=aTag;
mAttrCount=0;
}
/**
* Virtual method used to tell this toke to consume his
* valid chars.
*
* @update gess 3/25/98
* @param aChar -- first char in sequence
* @param aScanner -- object to retrieve data from
* @return int error code
*/
int CToken::consume(char aChar,CScanner& aScanner) {
int result=kNoError;
return result;
}
/**
* setter method that changes the string value of this token
* @update gess5/11/98
* @param name is a char* value containing new string value
*/
void CToken::setStringValue(const char* name){
mTextValue=name;
}
/**
* This method retrieves the value of this internal string.
*
* @update gess 3/25/98
* @return nsCString reference to internal string value
*/
const nsAFlatCString& CToken::getStringValue(void) {
return mTextValue;
}
/**
* Retrieve string value of the token
* @update gess5/11/98
* @return current int value for this token
*/
int CToken::getIntValue(int& anErrorCode){
return mTextValue.ToInteger(&anErrorCode,10);
}
/**
* Retrieve string value of the token
* @update gess5/11/98
* @return reference to string containing string value
*/
float CToken::getFloatValue(int& anErrorCode){
return mTextValue.ToFloat(&anErrorCode);
}
/**
* This method retrieves the value of this internal string
* as a nsCString.
*
* @update gess 3/25/98
* @return char* rep of internal string value
*/
char* CToken::getStringValue(char* aBuffer, int aMaxLen) {
strcpy(aBuffer,"string");
return aBuffer;
}
/**
* sets the internal ordinal value for this token.
* This method is deprecated, and will soon be going away.
*
* @update gess 3/25/98
* @param value -- new ordinal value for this token
*/
void CToken::setTypeID(int aTypeID) {
mTypeID=aTypeID;
}
/**
* Retrieves copy of internal ordinal value.
* This method is deprecated, and will soon be going away.
*
* @update gess 3/25/98
* @return int containing ordinal value
*/
int CToken::getTypeID(void) {
return mTypeID;
}
/**
* sets the attribute count for this token
*
* @update gess 3/25/98
* @param value -- new attr count
*/
void CToken::setAttributeCount(int value) {
mAttrCount=value;
}
/**
* Retrieves copy of attr count for this token
*
* @update gess 3/25/98
* @return int containing attribute count
*/
int CToken::getAttributeCount(void) {
return mAttrCount;
}
/**
* Retrieve type of token. This class returns -1, but
* subclasses return something more meaningful.
*
* @update gess 3/25/98
* @return int value containing token type.
*/
int CToken::getTokenType(void) {
return -1;
}
/**
* retrieve this tokens classname.
*
* @update gess 3/25/98
* @return char* containing name of class
*/
const char* CToken::getClassName(void) {
return "token";
}
/**
*
* @update gess 3/25/98
*/
void CToken::selfTest(void) {
#ifdef _debug
#endif
}