diff options
Diffstat (limited to 'src/corelib')
-rw-r--r-- | src/corelib/xml/qxmlstream.cpp | 58 | ||||
-rw-r--r-- | src/corelib/xml/qxmlstream.h | 7 |
2 files changed, 57 insertions, 8 deletions
diff --git a/src/corelib/xml/qxmlstream.cpp b/src/corelib/xml/qxmlstream.cpp index 8b2462e..a311b99 100644 --- a/src/corelib/xml/qxmlstream.cpp +++ b/src/corelib/xml/qxmlstream.cpp @@ -129,6 +129,21 @@ QT_BEGIN_NAMESPACE */ /*! + \enum QXmlStreamReader::ReadElementTextBehaviour + + This enum specifies the different behaviours of readElementText(). + + \value ErrorOnUnexpectedElement Raise an UnexpectedElementError and return + what was read so far when a child element is encountered. + + \value IncludeChildElements Recursively include the text from child elements. + + \value SkipChildElements Skip child elements. + + \since 4.6 +*/ + +/*! \enum QXmlStreamReader::Error This enum specifies different error cases @@ -637,6 +652,7 @@ QXmlStreamReader::TokenType QXmlStreamReader::tokenType() const this function. \since 4.6 + \sa readNext() */ bool QXmlStreamReader::readNextStartElement() { @@ -2070,12 +2086,17 @@ void QXmlStreamReader::addExtraNamespaceDeclarations(const QXmlStreamNamespaceDe The function concatenates text() when it reads either \l Characters or EntityReference tokens, but skips ProcessingInstruction and \l - Comment. In case anything else is read before reaching EndElement, - the function returns what it read so far and raises an - UnexpectedElementError. If the current token is not StartElement, an - empty string is returned. + Comment. If the current token is not StartElement, an empty string is + returned. + + The \a behaviour defines what happens in case anything else is + read before reaching EndElement. The function can include the text from + child elements (useful for example for HTML), ignore child elements, or + raise an UnexpectedElementError and return what was read so far. + + \since 4.6 */ -QString QXmlStreamReader::readElementText() +QString QXmlStreamReader::readElementText(ReadElementTextBehaviour behaviour) { Q_D(QXmlStreamReader); if (isStartElement()) { @@ -2091,16 +2112,37 @@ QString QXmlStreamReader::readElementText() case ProcessingInstruction: case Comment: break; + case StartElement: + if (behaviour == SkipChildElements) { + skipCurrentElement(); + break; + } else if (behaviour == IncludeChildElements) { + result += readElementText(behaviour); + break; + } + // Fall through (for ErrorOnUnexpectedElement) default: - if (!d->error) - d->raiseError(UnexpectedElementError, QXmlStream::tr("Expected character data.")); - return result; + if (d->error || behaviour == ErrorOnUnexpectedElement) { + if (!d->error) + d->raiseError(UnexpectedElementError, QXmlStream::tr("Expected character data.")); + return result; + } } } } return QString(); } +/*! + \overload readElementText() + + Calling this function is equivalent to calling readElementText(ErrorOnUnexpectedElement). + */ +QString QXmlStreamReader::readElementText() +{ + return readElementText(ErrorOnUnexpectedElement); +} + /*! Raises a custom error with an optional error \a message. \sa error(), errorString() diff --git a/src/corelib/xml/qxmlstream.h b/src/corelib/xml/qxmlstream.h index 21dcb40..71deb66 100644 --- a/src/corelib/xml/qxmlstream.h +++ b/src/corelib/xml/qxmlstream.h @@ -351,6 +351,13 @@ public: qint64 characterOffset() const; QXmlStreamAttributes attributes() const; + + enum ReadElementTextBehaviour { + ErrorOnUnexpectedElement, + IncludeChildElements, + SkipChildElements + }; + QString readElementText(ReadElementTextBehaviour behaviour); QString readElementText(); QStringRef name() const; |