parser/htmlparser/src/nsToken.cpp

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  37
  38 #include "nsToken.h"
  39 #include "nsScanner.h"
  40
  41 static int TokenCount=0;
  42 static int DelTokenCount=0;
  43
  44 int CToken::GetTokenCount() {
  45   return TokenCount-DelTokenCount;
  46 }
  47
  48
  49 /**************************************************************
  50   And now for the CToken...
  51  **************************************************************/
  52
  53 /**
  54  *  Default constructor
  55  *
  56  *  @update gess 7/21/98
  57  */
  58 CToken::CToken(PRInt32 aTag) {
  59   mAttrCount=0;
  60   mNewlineCount=0;
  61   mLineNumber = 0;
  62   mInError = PR_FALSE;
  63   mTypeID=aTag;
  64   // Note that the use count starts with 1 instead of 0. This
  65   // is because of the assumption that any token created is in
  66   // use and therefore does not require an explicit addref, or
  67   // rather IF_HOLD. This, also, will make sure that tokens created
  68   // on the stack do not accidently hit the arena recycler.
  69   mUseCount=1;
  70   NS_LOG_ADDREF(this, 1, "CToken", sizeof(*this));
  71
  72 #ifdef NS_DEBUG
  73   ++TokenCount;
  74 #endif
  75 }
  76
  77 /**
  78  *  Decstructor
  79  *
  80  *  @update gess 3/25/98
  81  */
  82 CToken::~CToken() {
  83   ++DelTokenCount;
  84 #ifdef NS_BUILD_REFCNT_LOGGING
  85   if (mUseCount == 1) {
  86     // Stack token
  87     NS_LOG_RELEASE(this, 0, "CToken");
  88   }
  89 #endif
  90   mUseCount=0;
  91 }
  92
  93
  94 /**
  95  *  Virtual method used to tell this toke to consume his
  96  *  valid chars.
  97  *
  98  *  @update gess 3/25/98
  99  *  @param  aChar -- first char in sequence
 100  *  @param  aScanner -- object to retrieve data from
 101  *  @return int error code
 102  */
 103 nsresult CToken::Consume(PRUnichar aChar,nsScanner& aScanner,PRInt32 aMode) {
 104   nsresult result=NS_OK;
 105   return result;
 106 }
 107
 108 /**
 109  * Get string of full contents, suitable for debug dump.
 110  * It should look exactly like the input source.
 111  * @update      gess5/11/98
 112  * @return  reference to string containing string value
 113  */
 114 void CToken::GetSource(nsString& anOutputString) {
 115   anOutputString.Assign(GetStringValue());
 116 }
 117
 118 /**
 119  * @update      harishd 3/23/00
 120  * @return  reference to string containing string value
 121  */
 122 void CToken::AppendSourceTo(nsAString& anOutputString) {
 123   anOutputString.Append(GetStringValue());
 124 }
 125
 126 /**
 127  *  Retrieves copy of internal ordinal value.
 128  *  This method is deprecated, and will soon be going away.
 129  *
 130  *  @update gess 3/25/98
 131  *  @return int containing ordinal value
 132  */
 133 PRInt32 CToken::GetTypeID(void) {
 134   return mTypeID;
 135 }
 136
 137 /**
 138  *  Retrieves copy of attr count for this token
 139  *
 140  *  @update gess 3/25/98
 141  *  @return int containing attribute count
 142  */
 143 PRInt16 CToken::GetAttributeCount(void) {
 144   return mAttrCount;
 145 }
 146
 147
 148 /**
 149  *  Retrieve type of token. This class returns -1, but
 150  *  subclasses return something more meaningful.
 151  *
 152  *  @update gess 3/25/98
 153  *  @return int value containing token type.
 154  */
 155 PRInt32 CToken::GetTokenType(void) {
 156   return -1;
 157 }
 158
 159
 160 /**
 161  *
 162  *  @update gess 3/25/98
 163  */
 164 void CToken::SelfTest(void) {
 165 #ifdef _DEBUG
 166 #endif
 167 }
 168
 169