qdomnode.3qt

Trolltech公司发布的基于C++图形开发环境

See also toAttribute().
.PP
Reimplemented in QDomAttr.
.SH "bool QDomNode::isCDATASection () const \fC[virtual]\fR"
Returns TRUE if the node is a CDATA section, otherwise FALSE.
.PP
If this function returns TRUE, this does not imply that this object is a QDomCDATASection; you can get the QDomCDATASection with toCDATASection().
.PP
See also toCDATASection().
.PP
Reimplemented in QDomCDATASection.
.SH "bool QDomNode::isCharacterData () const \fC[virtual]\fR"
Returns TRUE if the node is a character data node, otherwise FALSE.
.PP
If this function returns TRUE, this does not imply that this object is a QDomCharacterData; you can get the QDomCharacterData with toCharacterData().
.PP
See also toCharacterData().
.PP
Reimplemented in QDomCharacterData.
.SH "bool QDomNode::isComment () const \fC[virtual]\fR"
Returns TRUE if the node is a comment, otherwise FALSE.
.PP
If this function returns TRUE, this does not imply that this object is a QDomComment; you can get the QDomComment with toComment().
.PP
See also toComment().
.PP
Reimplemented in QDomComment.
.SH "bool QDomNode::isDocument () const \fC[virtual]\fR"
Returns TRUE if the node is a document, otherwise FALSE.
.PP
If this function returns TRUE, this does not imply that this object is a QDomDocument; you can get the QDomDocument with toDocument().
.PP
See also toDocument().
.PP
Reimplemented in QDomDocument.
.SH "bool QDomNode::isDocumentFragment () const \fC[virtual]\fR"
Returns TRUE if the node is a document fragment, otherwise FALSE.
.PP
If this function returns TRUE, this does not imply that this object is a QDomDocumentFragment; you can get the QDomDocumentFragment with toDocumentFragment().
.PP
See also toDocumentFragment().
.PP
Reimplemented in QDomDocumentFragment.
.SH "bool QDomNode::isDocumentType () const \fC[virtual]\fR"
Returns TRUE if the node is a document type, otherwise FALSE.
.PP
If this function returns TRUE, this does not imply that this object is a QDomDocumentType; you can get the QDomDocumentType with toDocumentType().
.PP
See also toDocumentType().
.PP
Reimplemented in QDomDocumentType.
.SH "bool QDomNode::isElement () const \fC[virtual]\fR"
Returns TRUE if the node is an element, otherwise FALSE.
.PP
If this function returns TRUE, this does not imply that this object is a QDomElement; you can get the QDomElement with toElement().
.PP
See also toElement().
.PP
Reimplemented in QDomElement.
.SH "bool QDomNode::isEntity () const \fC[virtual]\fR"
Returns TRUE if the node is an entity, otherwise FALSE.
.PP
If this function returns TRUE, this does not imply that this object is a QDomEntity; you can get the QDomEntity with toEntity().
.PP
See also toEntity().
.PP
Reimplemented in QDomEntity.
.SH "bool QDomNode::isEntityReference () const \fC[virtual]\fR"
Returns TRUE if the node is an entity reference, otherwise FALSE.
.PP
If this function returns TRUE, this does not imply that this object is a QDomEntityReference; you can get the QDomEntityReference with toEntityReference().
.PP
See also toEntityReference().
.PP
Reimplemented in QDomEntityReference.
.SH "bool QDomNode::isNotation () const \fC[virtual]\fR"
Returns TRUE if the node is a notation, otherwise FALSE.
.PP
If this function returns TRUE, this does not imply that this object is a QDomNotation; you can get the QDomNotation with toNotation().
.PP
See also toNotation().
.PP
Reimplemented in QDomNotation.
.SH "bool QDomNode::isNull () const"
Returns TRUE if this node does not reference any internal object, otherwise FALSE.
.SH "bool QDomNode::isProcessingInstruction () const \fC[virtual]\fR"
Returns TRUE if the node is a processing instruction, otherwise FALSE.
.PP
If this function returns TRUE, this does not imply that this object is a QDomProcessingInstruction; you can get the QProcessingInstruction with toProcessingInstruction().
.PP
See also toProcessingInstruction().
.PP
Reimplemented in QDomProcessingInstruction.
.SH "bool QDomNode::isText () const \fC[virtual]\fR"
Returns TRUE if the node is a text, otherwise FALSE.
.PP
If this function returns TRUE, this does not imply that this object is a QDomText; you can get the QDomText with toText().
.PP
See also toText().
.PP
Reimplemented in QDomText.
.SH "QDomNode QDomNode::lastChild () const \fC[virtual]\fR"
Returns the last child of the node. If there is no child node then a null node is returned.
.PP
See also firstChild() and childNodes().
.SH "QDomNode QDomNode::namedItem ( const QString & name ) const"
Returns the first child node for which nodeName() equals \fIname.\fR
.PP
If no such direct child exists, a null node is returned.
.PP
See also nodeName().
.SH "QDomNode QDomNode::nextSibling () const \fC[virtual]\fR"
Returns the next sibling in the document tree. Changing the returned node will also change the node in the document tree.
.PP
If you have XML like this:
.PP
.nf
.br
  <h1>Heading</h1>
.br
  <p>The text...</p>
.br
  <h2>Next heading</h2>
.fi
.PP
and this QDomNode represents the <p> tag, the nextSibling will return the node representing the <h2> tag.
.PP
See also previousSibling().
.SH "QString QDomNode::nodeName () const \fC[virtual]\fR"
Returns the name of the node.
.PP
The meaning of the name depends on the subclass:
.TP
QDomElement - the tag name
.TP
QDomAttr - the name of the attribute
.TP
QDomText - the string "#text"
.TP
QDomCDATASection - the string "#cdata-section"
.TP
QDomEntityReference - the name of the referenced entity
.TP
QDomEntity - the name of the entity
.TP
QDomProcessingInstruction - the target of the processing instruction
.TP
QDomDocument - the string "#document"
.TP
QDomComment - the string "#comment"
.TP
QDomDocumentType - the name of the document type
.TP
QDomDocumentFragment - the string "#document-fragment"
.TP
QDomNotation - the name of the notation
.PP
See also nodeValue().
.SH "QDomNode::NodeType QDomNode::nodeType() const \fC[virtual]\fR"
Returns the type of the node.
.PP
See also toAttr(), toCDATASection(), toDocumentFragment(), toDocument(), toDocumentType(), toElement(), toEntityReference(), toText(), toEntity(), toNotation(), toProcessingInstruction(), toCharacterData() and toComment().
.PP
Reimplemented in QDomEntity, QDomDocumentFragment, QDomText, QDomCDATASection, QDomAttr, QDomElement, QDomCharacterData, QDomComment, QDomProcessingInstruction, QDomDocumentType, QDomEntityReference, QDomDocument and QDomNotation.
.SH "QString QDomNode::nodeValue () const \fC[virtual]\fR"
Returns the value of the node.
.PP
The meaning of the value depends on the subclass:
.TP
QDomAttr - the attribute value
.TP
QDomText - the text
.TP
QDomCDATASection - the content of the CDATA section
.TP
QDomProcessingInstruction - the data of the processing intruction
.TP
QDomComment - the comment
.PP
All other subclasses not listed above do not have a node value. These classes will return a null string.
.PP
See also setNodeValue() and nodeName().
.SH "bool QDomNode::operator!= ( const QDomNode & n ) const"
Returns TRUE if the two nodes are not equal, otherwise FALSE.
.SH "QDomNode& QDomNode::operator= ( const QDomNode & n )"
Assignment operator.
.PP
The data of the copy is shared: modifying one will also change the other. If you want to make a real copy, use cloneNode() instead.
.SH "bool QDomNode::operator== ( const QDomNode & n ) const"
Returns TRUE if the two nodes are equal, otherwise FALSE.
.SH "QDomDocument QDomNode::ownerDocument () const \fC[virtual]\fR"
Returns the document to which this node belongs.
.SH "QDomNode QDomNode::parentNode () const \fC[virtual]\fR"
Returns the parent node, If this node has no parent, then a null node is returned (i.e. a node for which isNull() returns TRUE).
.SH "QDomNode QDomNode::previousSibling () const \fC[virtual]\fR"
Returns the previous sibling in the document tree. Changing the returned node will also change the node in the document tree.
.PP
If you have XML like this:
.PP
.nf
.br
  <h1>Heading</h1>
.br
  <p>The text...</p>
.br
  <h2>Next heading</h2>
.fi
.PP
and this QDomNode represents the <p> tag, the previousSibling will return the node representing the <h1> tag.
.PP
See also nextSibling().
.SH "QDomNode QDomNode::removeChild ( const QDomNode & oldChild ) \fC[virtual]\fR"
Removes \fIoldChild\fR from the list of children. \fIoldChild\fR has to be a direct child of this node.
.PP
Returns a new reference to \fIoldChild\fR on success or a null node on failure.
.PP
See also insertBefore(), insertAfter(), replaceChild() and appendChild().
.SH "QDomNode QDomNode::replaceChild ( const QDomNode & newChild, const QDomNode & oldChild ) \fC[virtual]\fR"
Replaces \fIoldChild\fR with \fInewChild. oldChild\fR has to be a direct child of this node.
.PP
If \fInewChild\fR is currently child of another parent, then it is reparented. If \fInewChild\fR is currently a child of this QDomNode, then its position in the list of children is changed.
.PP
If \fInewChild\fR is a QDomDocumentFragment, then the children of the fragment are removed from the fragment and inserted after \fIrefChild.\fR
.PP
Returns a new reference to \fIoldChild\fR on success or a null node an failure.
.PP
See also insertBefore(), insertAfter(), removeChild() and appendChild().
.SH "void QDomNode::save ( QTextStream & str, int indent ) const"
Writes the XML representation of the node including all its children on the stream.
.SH "void QDomNode::setNodeValue ( const QString & v ) \fC[virtual]\fR"
Sets the value of the node to \fIv.\fR
.PP
See also nodeValue().
.SH "QDomAttr QDomNode::toAttr ()"
Converts a QDomNode into a QDomAttr. If the node is not an attribute, the returned object will be null.
.PP
See also isAttr().
.SH "QDomCDATASection QDomNode::toCDATASection ()"
Converts a QDomNode into a QDomCDATASection. If the node is not a CDATA section, the returned object will be null.
.PP
See also isCDATASection().
.SH "QDomCharacterData QDomNode::toCharacterData ()"
Converts a QDomNode into a QDomCharacterData. If the node is not a character data node the returned object will be null.
.PP
See also isCharacterData().
.SH "QDomComment QDomNode::toComment ()"
Converts a QDomNode into a QDomComment. If the node is not a comment the returned object will be null.
.PP
See also isComment().
.SH "QDomDocument QDomNode::toDocument ()"
Converts a QDomNode into a QDomDocument. If the node is not a document the returned object will be null.
.PP
See also isDocument().
.SH "QDomDocumentFragment QDomNode::toDocumentFragment ()"
Converts a QDomNode into a QDomDocumentFragment. If the node is not a document fragment the returned object will be null.
.PP
See also isDocumentFragment().
.SH "QDomDocumentType QDomNode::toDocumentType ()"
Converts a QDomNode into a QDomDocumentType. If the node is not a document type the returned object will be null.
.PP
See also isDocumentType().
.SH "QDomElement QDomNode::toElement ()"
Converts a QDomNode into a QDomElement. If the node is not an element the returned object will be null.
.PP
See also isElement().
.SH "QDomEntity QDomNode::toEntity ()"
Converts a QDomNode into a QDomEntity. If the node is not an entity the returned object will be null.
.PP
See also isEntity().
.SH "QDomEntityReference QDomNode::toEntityReference ()"
Converts a QDomNode into a QDomEntityReference. If the node is not an entity reference, the returned object will be null.
.PP
See also isEntityReference().
.SH "QDomNotation QDomNode::toNotation ()"
Converts a QDomNode into a QDomNotation. If the node is not a notation the returned object will be null.
.PP
See also isNotation().
.SH "QDomProcessingInstruction QDomNode::toProcessingInstruction ()"
Converts a QDomNode into a QDomProcessingInstruction. If the node is not a processing instruction the returned object will be null.
.PP
See also isProcessingInstruction().
.SH "QDomText QDomNode::toText ()"
Converts a QDomNode into a QDomText. If the node is not a text, the returned object will be null.
.PP
See also isText().
.SH "QDomNode::QDomNode ( QDOM_NodePrivate * n ) \fC[protected]\fR"
For internal use only.
.SH "SEE ALSO"
.BR http://doc.trolltech.com/qdomnode.html
.BR http://www.trolltech.com/faq/tech.html
.SH COPYRIGHT
Copyright 1992-2001 Trolltech AS, http://www.trolltech.com.  See the
license file included in the distribution for a complete license
statement.
.SH AUTHOR
Generated automatically from the source code.
.SH BUGS
If you find a bug in Qt, please report it as described in
.BR http://doc.trolltech.com/bughowto.html .
Good bug reports make our job much simpler. Thank you.
.P
In case of content or formattting problems with this manual page, please
report them to
.BR [e-mail] .
Please include the name of the manual page (qdomnode.3qt) and the Qt
version (2.3.10).