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tinyxml2::XMLElement Class Reference

#include <tinyxml2.h>

Inheritance diagram for tinyxml2::XMLElement:
tinyxml2::XMLNode

Public Types

enum  { OPEN , CLOSED , CLOSING }
 

Public Member Functions

const char * Name () const
 Get the name of an element (which is the Value() of the node.)
 
void SetName (const char *str, bool staticMem=false)
 Set the name of the element.
 
virtual XMLElementToElement ()
 Safely cast to an Element, or null.
 
virtual const XMLElementToElement () const
 
virtual bool Accept (XMLVisitor *visitor) const
 
const char * Attribute (const char *name, const char *value=0) const
 
int IntAttribute (const char *name) const
 
unsigned UnsignedAttribute (const char *name) const
 See IntAttribute()
 
bool BoolAttribute (const char *name) const
 See IntAttribute()
 
double DoubleAttribute (const char *name) const
 See IntAttribute()
 
float FloatAttribute (const char *name) const
 See IntAttribute()
 
XMLError QueryIntAttribute (const char *name, int *value) const
 
XMLError QueryUnsignedAttribute (const char *name, unsigned int *value) const
 See QueryIntAttribute()
 
XMLError QueryBoolAttribute (const char *name, bool *value) const
 See QueryIntAttribute()
 
XMLError QueryDoubleAttribute (const char *name, double *value) const
 See QueryIntAttribute()
 
XMLError QueryFloatAttribute (const char *name, float *value) const
 See QueryIntAttribute()
 
void SetAttribute (const char *name, const char *value)
 Sets the named attribute to value.
 
void SetAttribute (const char *name, int value)
 Sets the named attribute to value.
 
void SetAttribute (const char *name, unsigned value)
 Sets the named attribute to value.
 
void SetAttribute (const char *name, bool value)
 Sets the named attribute to value.
 
void SetAttribute (const char *name, double value)
 Sets the named attribute to value.
 
void DeleteAttribute (const char *name)
 
const XMLAttributeFirstAttribute () const
 Return the first attribute in the list.
 
const XMLAttributeFindAttribute (const char *name) const
 Query a specific attribute in the list.
 
const char * GetText () const
 
XMLError QueryIntText (int *_value) const
 
XMLError QueryUnsignedText (unsigned *_value) const
 See QueryIntText()
 
XMLError QueryBoolText (bool *_value) const
 See QueryIntText()
 
XMLError QueryDoubleText (double *_value) const
 See QueryIntText()
 
XMLError QueryFloatText (float *_value) const
 See QueryIntText()
 
int ClosingType () const
 
char * ParseDeep (char *p, StrPair *endTag)
 
virtual XMLNodeShallowClone (XMLDocument *document) const
 
virtual bool ShallowEqual (const XMLNode *compare) const
 
- Public Member Functions inherited from tinyxml2::XMLNode
const XMLDocumentGetDocument () const
 Get the XMLDocument that owns this XMLNode.
 
XMLDocumentGetDocument ()
 Get the XMLDocument that owns this XMLNode.
 
virtual XMLTextToText ()
 Safely cast to Text, or null.
 
virtual XMLCommentToComment ()
 Safely cast to a Comment, or null.
 
virtual XMLDocumentToDocument ()
 Safely cast to a Document, or null.
 
virtual XMLDeclarationToDeclaration ()
 Safely cast to a Declaration, or null.
 
virtual XMLUnknownToUnknown ()
 Safely cast to an Unknown, or null.
 
virtual const XMLTextToText () const
 
virtual const XMLCommentToComment () const
 
virtual const XMLDocumentToDocument () const
 
virtual const XMLDeclarationToDeclaration () const
 
virtual const XMLUnknownToUnknown () const
 
const char * Value () const
 
void SetValue (const char *val, bool staticMem=false)
 
const XMLNodeParent () const
 Get the parent of this node on the DOM.
 
XMLNodeParent ()
 
bool NoChildren () const
 Returns true if this node has no children.
 
const XMLNodeFirstChild () const
 Get the first child node, or null if none exists.
 
XMLNodeFirstChild ()
 
const XMLElementFirstChildElement (const char *value=0) const
 
XMLElementFirstChildElement (const char *value=0)
 
const XMLNodeLastChild () const
 Get the last child node, or null if none exists.
 
XMLNodeLastChild ()
 
const XMLElementLastChildElement (const char *value=0) const
 
XMLElementLastChildElement (const char *value=0)
 
const XMLNodePreviousSibling () const
 Get the previous (left) sibling node of this node.
 
XMLNodePreviousSibling ()
 
const XMLElementPreviousSiblingElement (const char *value=0) const
 Get the previous (left) sibling element of this node, with an opitionally supplied name.
 
XMLElementPreviousSiblingElement (const char *value=0)
 
const XMLNodeNextSibling () const
 Get the next (right) sibling node of this node.
 
XMLNodeNextSibling ()
 
const XMLElementNextSiblingElement (const char *value=0) const
 Get the next (right) sibling element of this node, with an opitionally supplied name.
 
XMLElementNextSiblingElement (const char *value=0)
 
XMLNodeInsertEndChild (XMLNode *addThis)
 
XMLNodeLinkEndChild (XMLNode *addThis)
 
XMLNodeInsertFirstChild (XMLNode *addThis)
 
XMLNodeInsertAfterChild (XMLNode *afterThis, XMLNode *addThis)
 
void DeleteChildren ()
 
void DeleteChild (XMLNode *node)
 

Friends

class XMLBase
 
class XMLDocument
 

Additional Inherited Members

- Protected Member Functions inherited from tinyxml2::XMLNode
 XMLNode (XMLDocument *)
 
virtual ~XMLNode ()
 
 XMLNode (const XMLNode &)
 
XMLNodeoperator= (const XMLNode &)
 
- Protected Attributes inherited from tinyxml2::XMLNode
XMLDocument_document
 
XMLNode_parent
 
StrPair _value
 
XMLNode_firstChild
 
XMLNode_lastChild
 
XMLNode_prev
 
XMLNode_next
 

Detailed Description

The element is a container class. It has a value, the element name, and can contain other elements, text, comments, and unknowns. Elements also contain an arbitrary number of attributes.

Definition at line 1058 of file tinyxml2.h.

Member Enumeration Documentation

◆ anonymous enum

anonymous enum
Enumerator
OPEN 
CLOSED 
CLOSING 

Definition at line 1298 of file tinyxml2.h.

Member Function Documentation

◆ Accept()

bool tinyxml2::XMLElement::Accept ( XMLVisitor visitor) const
virtual

Accept a hierarchical visit of the nodes in the TinyXML DOM. Every node in the XML tree will be conditionally visited and the host will be called back via the TiXmlVisitor interface.

This is essentially a SAX interface for TinyXML. (Note however it doesn't re-parse the XML for the callbacks, so the performance of TinyXML is unchanged by using this interface versus any other.)

The interface has been based on ideas from:

Which are both good references for "visiting".

An example of using Accept():

TiXmlPrinter printer;
tinyxmlDoc.Accept( &printer );
const char* xmlcstr = printer.CStr();

Implements tinyxml2::XMLNode.

Definition at line 1471 of file tinyxml2.cpp.

◆ Attribute()

const char * tinyxml2::XMLElement::Attribute ( const char *  name,
const char *  value = 0 
) const

Given an attribute name, Attribute() returns the value for the attribute of that name, or null if none exists. For example:

const char* value = ele->Attribute( "foo" );

The 'value' parameter is normally null. However, if specified, the attribute will only be returned if the 'name' and 'value' match. This allow you to write code:

if ( ele->Attribute( "foo", "bar" ) ) callFooIsBar();

rather than:

if ( ele->Attribute( "foo" ) ) {
        if ( strcmp( ele->Attribute( "foo" ), "bar" ) == 0 ) callFooIsBar();
}

Definition at line 1208 of file tinyxml2.cpp.

◆ BoolAttribute()

bool tinyxml2::XMLElement::BoolAttribute ( const char *  name) const
inline

See IntAttribute()

Definition at line 1122 of file tinyxml2.h.

◆ ClosingType()

int tinyxml2::XMLElement::ClosingType ( ) const
inline

Definition at line 1303 of file tinyxml2.h.

◆ DeleteAttribute()

void tinyxml2::XMLElement::DeleteAttribute ( const char *  name)

Delete an attribute.

Definition at line 1322 of file tinyxml2.cpp.

◆ DoubleAttribute()

double tinyxml2::XMLElement::DoubleAttribute ( const char *  name) const
inline

See IntAttribute()

Definition at line 1128 of file tinyxml2.h.

◆ FindAttribute()

const XMLAttribute * tinyxml2::XMLElement::FindAttribute ( const char *  name) const

Query a specific attribute in the list.

Definition at line 1196 of file tinyxml2.cpp.

◆ FirstAttribute()

const XMLAttribute * tinyxml2::XMLElement::FirstAttribute ( ) const
inline

Return the first attribute in the list.

Definition at line 1225 of file tinyxml2.h.

◆ FloatAttribute()

float tinyxml2::XMLElement::FloatAttribute ( const char *  name) const
inline

See IntAttribute()

Definition at line 1134 of file tinyxml2.h.

◆ GetText()

const char * tinyxml2::XMLElement::GetText ( ) const

Convenience function for easy access to the text inside an element. Although easy and concise, GetText() is limited compared to getting the TiXmlText child and accessing it directly.

If the first child of 'this' is a TiXmlText, the GetText() returns the character string of the Text node, else null is returned.

This is a convenient method for getting the text of simple contained text:

<foo>This is text</foo>
        const char* str = fooElement->GetText();

'str' will be a pointer to "This is text".

Note that this function can be misleading. If the element foo was created from this XML:

        <foo><b>This is text</b></foo>

then the value of str would be null. The first child node isn't a text node, it is another element. From this XML:

        <foo>This is <b>text</b></foo>

GetText() will return "This is ".

Definition at line 1221 of file tinyxml2.cpp.

◆ IntAttribute()

int tinyxml2::XMLElement::IntAttribute ( const char *  name) const
inline

Given an attribute name, IntAttribute() returns the value of the attribute interpreted as an integer. 0 will be returned if there is an error. For a method with error checking, see QueryIntAttribute()

Definition at line 1110 of file tinyxml2.h.

◆ Name()

const char * tinyxml2::XMLElement::Name ( ) const
inline

Get the name of an element (which is the Value() of the node.)

Definition at line 1064 of file tinyxml2.h.

◆ ParseDeep()

char * tinyxml2::XMLElement::ParseDeep ( char *  p,
StrPair endTag 
)
virtual

Reimplemented from tinyxml2::XMLNode.

Definition at line 1401 of file tinyxml2.cpp.

◆ QueryBoolAttribute()

XMLError tinyxml2::XMLElement::QueryBoolAttribute ( const char *  name,
bool *  value 
) const
inline

See QueryIntAttribute()

Definition at line 1169 of file tinyxml2.h.

◆ QueryBoolText()

XMLError tinyxml2::XMLElement::QueryBoolText ( bool *  _value) const

See QueryIntText()

Definition at line 1256 of file tinyxml2.cpp.

◆ QueryDoubleAttribute()

XMLError tinyxml2::XMLElement::QueryDoubleAttribute ( const char *  name,
double *  value 
) const
inline

See QueryIntAttribute()

Definition at line 1177 of file tinyxml2.h.

◆ QueryDoubleText()

XMLError tinyxml2::XMLElement::QueryDoubleText ( double *  _value) const

See QueryIntText()

Definition at line 1269 of file tinyxml2.cpp.

◆ QueryFloatAttribute()

XMLError tinyxml2::XMLElement::QueryFloatAttribute ( const char *  name,
float *  value 
) const
inline

See QueryIntAttribute()

Definition at line 1185 of file tinyxml2.h.

◆ QueryFloatText()

XMLError tinyxml2::XMLElement::QueryFloatText ( float *  _value) const

See QueryIntText()

Definition at line 1282 of file tinyxml2.cpp.

◆ QueryIntAttribute()

XMLError tinyxml2::XMLElement::QueryIntAttribute ( const char *  name,
int *  value 
) const
inline

Given an attribute name, QueryIntAttribute() returns XML_NO_ERROR, XML_WRONG_ATTRIBUTE_TYPE if the conversion can't be performed, or XML_NO_ATTRIBUTE if the attribute doesn't exist. If successful, the result of the conversion will be written to 'value'. If not successful, nothing will be written to 'value'. This allows you to provide default value:

int value = 10;
QueryIntAttribute( "foo", &value );             // if "foo" isn't found, value will still be 10

Definition at line 1153 of file tinyxml2.h.

◆ QueryIntText()

XMLError tinyxml2::XMLElement::QueryIntText ( int *  _value) const

Convenience method to query the value of a child text node. This is probably best shown by example. Given you have a document is this form:

        <point>
                <x>1</x>
                <y>1.4</y>
        </point>

The QueryIntText() and similar functions provide a safe and easier way to get to the "value" of x and y.

        int x = 0;
        float y = 0;    // types of x and y are contrived for example
        const XMLElement* xElement = pointElement->FirstChildElement( "x" );
        const XMLElement* yElement = pointElement->FirstChildElement( "y" );
        xElement->QueryIntText( &x );
        yElement->QueryFloatText( &y );
Returns
XML_SUCCESS (0) on success, XML_CAN_NOT_CONVERT_TEXT if the text cannot be converted to the requested type, and XML_NO_TEXT_NODE if there is no child text to query.

Definition at line 1230 of file tinyxml2.cpp.

◆ QueryUnsignedAttribute()

XMLError tinyxml2::XMLElement::QueryUnsignedAttribute ( const char *  name,
unsigned int *  value 
) const
inline

See QueryIntAttribute()

Definition at line 1161 of file tinyxml2.h.

◆ QueryUnsignedText()

XMLError tinyxml2::XMLElement::QueryUnsignedText ( unsigned *  _value) const

See QueryIntText()

Definition at line 1243 of file tinyxml2.cpp.

◆ SetAttribute() [1/5]

void tinyxml2::XMLElement::SetAttribute ( const char *  name,
bool  value 
)
inline

Sets the named attribute to value.

Definition at line 1209 of file tinyxml2.h.

◆ SetAttribute() [2/5]

void tinyxml2::XMLElement::SetAttribute ( const char *  name,
const char *  value 
)
inline

Sets the named attribute to value.

Definition at line 1194 of file tinyxml2.h.

◆ SetAttribute() [3/5]

void tinyxml2::XMLElement::SetAttribute ( const char *  name,
double  value 
)
inline

Sets the named attribute to value.

Definition at line 1214 of file tinyxml2.h.

◆ SetAttribute() [4/5]

void tinyxml2::XMLElement::SetAttribute ( const char *  name,
int  value 
)
inline

Sets the named attribute to value.

Definition at line 1199 of file tinyxml2.h.

◆ SetAttribute() [5/5]

void tinyxml2::XMLElement::SetAttribute ( const char *  name,
unsigned  value 
)
inline

Sets the named attribute to value.

Definition at line 1204 of file tinyxml2.h.

◆ SetName()

void tinyxml2::XMLElement::SetName ( const char *  str,
bool  staticMem = false 
)
inline

Set the name of the element.

Definition at line 1068 of file tinyxml2.h.

◆ ShallowClone()

XMLNode * tinyxml2::XMLElement::ShallowClone ( XMLDocument document) const
virtual

Make a copy of this node, but not its children. You may pass in a Document pointer that will be the owner of the new Node. If the 'document' is null, then the node returned will be allocated from the current Document. (this->GetDocument())

Note: if called on a XMLDocument, this will return null.

Implements tinyxml2::XMLNode.

Definition at line 1433 of file tinyxml2.cpp.

◆ ShallowEqual()

bool tinyxml2::XMLElement::ShallowEqual ( const XMLNode compare) const
virtual

Test if 2 nodes are the same, but don't test children. The 2 nodes do not need to be in the same Document.

Note: if called on a XMLDocument, this will return false.

Implements tinyxml2::XMLNode.

Definition at line 1446 of file tinyxml2.cpp.

◆ ToElement() [1/2]

virtual XMLElement * tinyxml2::XMLElement::ToElement ( )
inlinevirtual

Safely cast to an Element, or null.

Reimplemented from tinyxml2::XMLNode.

Definition at line 1072 of file tinyxml2.h.

◆ ToElement() [2/2]

virtual const XMLElement * tinyxml2::XMLElement::ToElement ( ) const
inlinevirtual

Reimplemented from tinyxml2::XMLNode.

Definition at line 1075 of file tinyxml2.h.

◆ UnsignedAttribute()

unsigned tinyxml2::XMLElement::UnsignedAttribute ( const char *  name) const
inline

See IntAttribute()

Definition at line 1116 of file tinyxml2.h.

Friends And Related Symbol Documentation

◆ XMLBase

friend class XMLBase
friend

Definition at line 1060 of file tinyxml2.h.

◆ XMLDocument

friend class XMLDocument
friend

Definition at line 1061 of file tinyxml2.h.


The documentation for this class was generated from the following files: