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-rw-r--r--src/corelib/xml/qxmlstream.cpp58
-rw-r--r--src/corelib/xml/qxmlstream.h7
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;