зеркало из https://github.com/mozilla/gecko-dev.git
Make nsExpatDriver and nsIExpatSink be on the same wavelength as far as passing
attributes to HandleStartElement. Update callees as needed. Bug 223470, r=sicking, sr=peterv
This commit is contained in:
Родитель
ed988c39a1
Коммит
75c3e6a121
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@ -230,7 +230,7 @@ NS_IMETHODIMP
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nsXBLContentSink::HandleStartElement(const PRUnichar *aName,
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const PRUnichar **aAtts,
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PRUint32 aAttsCount,
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PRUint32 aIndex,
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PRInt32 aIndex,
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PRUint32 aLineNumber)
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{
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nsresult rv = nsXMLContentSink::HandleStartElement(aName,aAtts,aAttsCount,aIndex,aLineNumber);
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@ -91,7 +91,7 @@ public:
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NS_IMETHOD HandleStartElement(const PRUnichar *aName,
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const PRUnichar **aAtts,
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PRUint32 aAttsCount,
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PRUint32 aIndex,
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PRInt32 aIndex,
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PRUint32 aLineNumber);
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NS_IMETHOD HandleEndElement(const PRUnichar *aName);
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@ -139,7 +139,7 @@ NS_IMETHODIMP
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nsLoadSaveContentSink::HandleStartElement(const PRUnichar *aName,
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const PRUnichar **aAtts,
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PRUint32 aAttsCount,
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PRUint32 aIndex,
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PRInt32 aIndex,
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PRUint32 aLineNumber)
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{
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return mExpatSink->HandleStartElement(aName, aAtts, aAttsCount, aIndex,
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@ -1115,9 +1115,14 @@ NS_IMETHODIMP
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nsXMLContentSink::HandleStartElement(const PRUnichar *aName,
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const PRUnichar **aAtts,
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PRUint32 aAttsCount,
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PRUint32 aIndex,
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PRInt32 aIndex,
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PRUint32 aLineNumber)
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{
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NS_PRECONDITION(aIndex >= -1, "Bogus aIndex");
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NS_PRECONDITION(aAttsCount % 2 == 0, "incorrect aAttsCount");
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// Adjust aAttsCount so it's the actual number of attributes
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aAttsCount /= 2;
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nsresult result = NS_OK;
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PRBool appendContent = PR_TRUE;
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nsCOMPtr<nsIContent> content;
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@ -1193,7 +1198,7 @@ nsXMLContentSink::HandleStartElement(const PRUnichar *aName,
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}
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// Set the ID attribute atom on the node info object for this node
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if ((aIndex != (PRUint32)-1) && NS_SUCCEEDED(result)) {
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if (aIndex != -1 && NS_SUCCEEDED(result)) {
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nsCOMPtr<nsIAtom> IDAttr = do_GetAtom(aAtts[aIndex]);
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if (IDAttr) {
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@ -1472,7 +1477,7 @@ nsXMLContentSink::ReportError(const PRUnichar* aErrorText,
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const PRUnichar* atts[] = {name.get(), value.get(), nsnull};
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rv = HandleStartElement(NS_LITERAL_STRING("parsererror").get(), atts, 1,
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(PRUint32)-1, (PRUint32)-1);
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-1, (PRUint32)-1);
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NS_ENSURE_SUCCESS(rv,rv);
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rv = HandleCharacterData(aErrorText, nsCRT::strlen(aErrorText));
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@ -1480,7 +1485,7 @@ nsXMLContentSink::ReportError(const PRUnichar* aErrorText,
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const PRUnichar* noAtts[] = {0, 0};
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rv = HandleStartElement(NS_LITERAL_STRING("sourcetext").get(), noAtts, 0,
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(PRUint32)-1, (PRUint32)-1);
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-1, (PRUint32)-1);
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NS_ENSURE_SUCCESS(rv,rv);
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rv = HandleCharacterData(aSourceText, nsCRT::strlen(aSourceText));
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@ -767,12 +767,17 @@ NS_IMETHODIMP
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XULContentSinkImpl::HandleStartElement(const PRUnichar *aName,
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const PRUnichar **aAtts,
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PRUint32 aAttsCount,
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PRUint32 aIndex,
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PRInt32 aIndex,
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PRUint32 aLineNumber)
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{
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// XXX Hopefully the parser will flag this before we get here. If
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// we're in the epilog, there should be no new elements
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NS_PRECONDITION(mState != eInEpilog, "tag in XUL doc epilog");
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NS_PRECONDITION(aIndex >= -1, "Bogus aIndex");
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NS_PRECONDITION(aAttsCount % 2 == 0, "incorrect aAttsCount");
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// Adjust aAttsCount so it's the actual number of attributes
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aAttsCount /= 2;
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if (mState == eInEpilog)
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return NS_ERROR_UNEXPECTED;
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@ -813,7 +818,7 @@ XULContentSinkImpl::HandleStartElement(const PRUnichar *aName,
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}
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// Set the ID attribute atom on the node info object for this node
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if ((aIndex != (PRUint32)-1) && NS_SUCCEEDED(rv)) {
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if (aIndex != -1 && NS_SUCCEEDED(rv)) {
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nsCOMPtr<nsIAtom> IDAttr = do_GetAtom(aAtts[aIndex]);
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if (IDAttr) {
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@ -1079,14 +1084,14 @@ XULContentSinkImpl::ReportError(const PRUnichar* aErrorText,
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const PRUnichar* atts[] = {name.get(), value.get(), nsnull};;
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rv = HandleStartElement(NS_LITERAL_STRING("parsererror").get(), atts, 1, 0, 0);
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rv = HandleStartElement(NS_LITERAL_STRING("parsererror").get(), atts, 1, -1, 0);
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NS_ENSURE_SUCCESS(rv,rv);
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rv = HandleCharacterData(aErrorText, nsCRT::strlen(aErrorText));
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NS_ENSURE_SUCCESS(rv,rv);
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const PRUnichar* noAtts[] = {0, 0};
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rv = HandleStartElement(NS_LITERAL_STRING("sourcetext").get(), noAtts, 0, 0, 0);
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rv = HandleStartElement(NS_LITERAL_STRING("sourcetext").get(), noAtts, 0, -1, 0);
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NS_ENSURE_SUCCESS(rv,rv);
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rv = HandleCharacterData(aSourceText, nsCRT::strlen(aSourceText));
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@ -148,13 +148,13 @@ NS_IMETHODIMP
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txStylesheetSink::HandleStartElement(const PRUnichar *aName,
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const PRUnichar **aAtts,
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PRUint32 aAttsCount,
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PRUint32 aIndex,
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PRInt32 aIndex,
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PRUint32 aLineNumber)
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{
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// XXX aIndex should be a signed int, that's a bug in the
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// Mozilla content sink api.
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NS_PRECONDITION(aAttsCount % 2 == 0, "incorrect aAttsCount");
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nsresult rv =
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mCompiler->startElement(aName, aAtts, aAttsCount, (PRInt32)aIndex);
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mCompiler->startElement(aName, aAtts, aAttsCount / 2, aIndex);
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if (NS_FAILED(rv)) {
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mCompiler->cancel(rv);
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@ -38,31 +38,82 @@
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#include "nsISupports.idl"
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/**
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* This interface should be implemented by any content sink that wants
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* to get output from expat and do something with it; in other words,
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* by any sink that handles some sort of XML dialect.
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*/
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[scriptable, uuid(1DEEA160-C661-11d5-84CC-0010A4E0C706)]
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interface nsIExpatSink : nsISupports
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{
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/**
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* Called to handle the opening tag of an element.
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* @param aName the fully qualified tagname of the element
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* @param aAtts the array of attribute names and values. There are
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* aAttsCount/2 names and aAttsCount/2 values, so the total number of
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* elements in the array is aAttsCount. The names and values
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* alternate. Thus, if we number attributes starting with 0,
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* aAtts[2*k] is the name of the k-th attribute and aAtts[2*k+1] is
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* the value of that attribute Both explicitly specified attributes
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* and attributes that are defined to have default values in a DTD are
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* present in aAtts.
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* @param aAttsCount the number of elements in aAtts.
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* @param aIndex If the element has an attribute of type ID, then
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* aAtts[aIndex] is the name of that attribute. Otherwise, aIndex
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* is -1
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* @param aLineNumber the line number of the start tag in the data stream.
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*/
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void HandleStartElement(in wstring aName,
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[array, size_is (aAttsCount)] in wstring aAtts,
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[array, size_is(aAttsCount)] in wstring aAtts,
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in unsigned long aAttsCount,
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in unsigned long aIndex,
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in long aIndex,
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in unsigned long aLineNumber);
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/**
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* Called to handle the closing tag of an element.
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* @param aName the fully qualified tagname of the element
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*/
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void HandleEndElement(in wstring aName);
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void HandleComment(in wstring aName);
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void HandleCDataSection(in wstring aData,
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/**
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* Called to handle a comment
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* @param aCommentText the text of the comment (not including the
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* "<!--" and "-->")
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*/
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void HandleComment(in wstring aCommentText);
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/**
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* Called to handle a CDATA section
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* @param aData the text in the CDATA section. This is null-terminated.
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* @param aLength the length of the aData string
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*/
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void HandleCDataSection([size_is(aLength)] in wstring aData,
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in unsigned long aLength);
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/**
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* Called to handle the doctype declaration
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*/
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void HandleDoctypeDecl(in AString aSubset,
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in AString aName,
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in AString aSystemId,
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in AString aPublicId,
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in nsISupports aCatalogData);
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void HandleCharacterData(in wstring aData,
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/**
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* Called to handle character data. Note that this does NOT get
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* called for the contents of CDATA sections.
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* @param aData the data to handle. aData is NOT NULL-TERMINATED.
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* @param aLength the length of the aData string
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*/
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void HandleCharacterData([size_is(aLength)] in wstring aData,
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in unsigned long aLength);
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/**
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* Called to handle a processing instruction
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* @param aTarget the PI target (e.g. xml-stylesheet)
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* @param aData all the rest of the data in the PI
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*/
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void HandleProcessingInstruction(in wstring aTarget,
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in wstring aData);
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@ -73,7 +124,7 @@ interface nsIExpatSink : nsISupports
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* @param aLength The length of the declaration from
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* opening '<' to closing '>'.
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**/
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void HandleXMLDeclaration(in wstring aData,
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void HandleXMLDeclaration([size_is(aLength)] in wstring aData,
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in unsigned long aLength);
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void ReportError(in wstring aErrorText,
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@ -346,9 +346,20 @@ nsExpatDriver::HandleStartElement(const PRUnichar *aValue,
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{
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NS_ASSERTION(mSink, "content sink not found!");
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// Calculate the total number of elements in aAtts.
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// XML_GetSpecifiedAttributeCount will only give us the number of specified
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// attrs (twice that number, actually), so we have to check for default attrs
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// ourselves.
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PRUint32 attrArrayLength;
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for (attrArrayLength = XML_GetSpecifiedAttributeCount(mExpatParser);
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aAtts[attrArrayLength];
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attrArrayLength += 2) {
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// Just looping till we find out what the length is
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}
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if (mSink){
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mSink->HandleStartElement(aValue, aAtts,
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XML_GetSpecifiedAttributeCount(mExpatParser) / 2,
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attrArrayLength,
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XML_GetIdAttributeIndex(mExpatParser),
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XML_GetCurrentLineNumber(mExpatParser));
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}
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@ -38,31 +38,82 @@
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#include "nsISupports.idl"
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/**
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* This interface should be implemented by any content sink that wants
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* to get output from expat and do something with it; in other words,
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* by any sink that handles some sort of XML dialect.
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*/
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[scriptable, uuid(1DEEA160-C661-11d5-84CC-0010A4E0C706)]
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interface nsIExpatSink : nsISupports
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{
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/**
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* Called to handle the opening tag of an element.
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* @param aName the fully qualified tagname of the element
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* @param aAtts the array of attribute names and values. There are
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* aAttsCount/2 names and aAttsCount/2 values, so the total number of
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* elements in the array is aAttsCount. The names and values
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* alternate. Thus, if we number attributes starting with 0,
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* aAtts[2*k] is the name of the k-th attribute and aAtts[2*k+1] is
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* the value of that attribute Both explicitly specified attributes
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* and attributes that are defined to have default values in a DTD are
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* present in aAtts.
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* @param aAttsCount the number of elements in aAtts.
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* @param aIndex If the element has an attribute of type ID, then
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* aAtts[aIndex] is the name of that attribute. Otherwise, aIndex
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* is -1
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* @param aLineNumber the line number of the start tag in the data stream.
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*/
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void HandleStartElement(in wstring aName,
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[array, size_is (aAttsCount)] in wstring aAtts,
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[array, size_is(aAttsCount)] in wstring aAtts,
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in unsigned long aAttsCount,
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in unsigned long aIndex,
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in long aIndex,
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in unsigned long aLineNumber);
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/**
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* Called to handle the closing tag of an element.
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* @param aName the fully qualified tagname of the element
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*/
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void HandleEndElement(in wstring aName);
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void HandleComment(in wstring aName);
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void HandleCDataSection(in wstring aData,
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/**
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* Called to handle a comment
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* @param aCommentText the text of the comment (not including the
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* "<!--" and "-->")
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*/
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void HandleComment(in wstring aCommentText);
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/**
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* Called to handle a CDATA section
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* @param aData the text in the CDATA section. This is null-terminated.
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* @param aLength the length of the aData string
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*/
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void HandleCDataSection([size_is(aLength)] in wstring aData,
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in unsigned long aLength);
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/**
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* Called to handle the doctype declaration
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*/
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void HandleDoctypeDecl(in AString aSubset,
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in AString aName,
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in AString aSystemId,
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in AString aPublicId,
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in nsISupports aCatalogData);
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void HandleCharacterData(in wstring aData,
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/**
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* Called to handle character data. Note that this does NOT get
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* called for the contents of CDATA sections.
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* @param aData the data to handle. aData is NOT NULL-TERMINATED.
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* @param aLength the length of the aData string
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*/
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void HandleCharacterData([size_is(aLength)] in wstring aData,
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in unsigned long aLength);
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/**
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* Called to handle a processing instruction
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* @param aTarget the PI target (e.g. xml-stylesheet)
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* @param aData all the rest of the data in the PI
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*/
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void HandleProcessingInstruction(in wstring aTarget,
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in wstring aData);
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|
@ -73,7 +124,7 @@ interface nsIExpatSink : nsISupports
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* @param aLength The length of the declaration from
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* opening '<' to closing '>'.
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**/
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void HandleXMLDeclaration(in wstring aData,
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void HandleXMLDeclaration([size_is(aLength)] in wstring aData,
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in unsigned long aLength);
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void ReportError(in wstring aErrorText,
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|
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@ -346,9 +346,20 @@ nsExpatDriver::HandleStartElement(const PRUnichar *aValue,
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{
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NS_ASSERTION(mSink, "content sink not found!");
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// Calculate the total number of elements in aAtts.
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// XML_GetSpecifiedAttributeCount will only give us the number of specified
|
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// attrs (twice that number, actually), so we have to check for default attrs
|
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// ourselves.
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PRUint32 attrArrayLength;
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for (attrArrayLength = XML_GetSpecifiedAttributeCount(mExpatParser);
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aAtts[attrArrayLength];
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attrArrayLength += 2) {
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// Just looping till we find out what the length is
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}
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if (mSink){
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mSink->HandleStartElement(aValue, aAtts,
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XML_GetSpecifiedAttributeCount(mExpatParser) / 2,
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attrArrayLength,
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XML_GetIdAttributeIndex(mExpatParser),
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XML_GetCurrentLineNumber(mExpatParser));
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}
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@ -497,7 +497,7 @@ NS_IMETHODIMP
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RDFContentSinkImpl::HandleStartElement(const PRUnichar *aName,
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const PRUnichar **aAtts,
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PRUint32 aAttsCount,
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PRUint32 aIndex,
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PRInt32 aIndex,
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PRUint32 aLineNumber)
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{
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FlushText();
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