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XMLPrinter Class Reference

Printing functionality. More...

#include <tinyxml2.h>

Inheritance diagram for XMLPrinter:
XMLVisitor

Public Member Functions

 XMLPrinter (FILE *file=0, bool compact=false)
 Construct the printer. More...
 
 ~XMLPrinter ()
void PushHeader (bool writeBOM, bool writeDeclaration)
 If streaming, write the BOM and declaration. More...
 
void OpenElement (const char *name)
 If streaming, start writing an element. More...
 
void PushAttribute (const char *name, const char *value)
 If streaming, add an attribute to an open element. More...
 
void PushAttribute (const char *name, int value)
void PushAttribute (const char *name, unsigned value)
void PushAttribute (const char *name, bool value)
void PushAttribute (const char *name, double value)
void CloseElement ()
 If streaming, close the Element. More...
 
void PushText (const char *text, bool cdata=false)
 Add a text node. More...
 
void PushText (int value)
 Add a text node from an integer. More...
 
void PushText (unsigned value)
 Add a text node from an unsigned. More...
 
void PushText (bool value)
 Add a text node from a bool. More...
 
void PushText (float value)
 Add a text node from a float. More...
 
void PushText (double value)
 Add a text node from a double. More...
 
void PushComment (const char *comment)
 Add a comment. More...
 
void PushDeclaration (const char *value)
void PushUnknown (const char *value)
virtual bool VisitEnter (const XMLDocument &)
 Visit a document. More...
 
virtual bool VisitExit (const XMLDocument &)
 Visit a document. More...
 
virtual bool VisitEnter (const XMLElement &element, const XMLAttribute *attribute)
 Visit an element. More...
 
virtual bool VisitExit (const XMLElement &element)
 Visit an element. More...
 
virtual bool Visit (const XMLText &text)
 Visit a text node. More...
 
virtual bool Visit (const XMLComment &comment)
 Visit a comment node. More...
 
virtual bool Visit (const XMLDeclaration &declaration)
 Visit a declaration. More...
 
virtual bool Visit (const XMLUnknown &unknown)
 Visit an unknown node. More...
 
const char * CStr () const
 If in print to memory mode, return a pointer to the XML file in memory. More...
 
int CStrSize () const
 If in print to memory mode, return the size of the XML file in memory. More...
 
- Public Member Functions inherited from XMLVisitor
virtual ~XMLVisitor ()

Detailed Description

Printing functionality.

The XMLPrinter gives you more options than the XMLDocument::Print() method.

It can:

  1. Print to memory.
  2. Print to a file you provide.
  3. Print XML without a XMLDocument.

Print to Memory

XMLPrinter printer;
doc->Print( &printer );
SomeFunction( printer.CStr() );

Print to a File

You provide the file pointer.

XMLPrinter printer( fp );
doc.Print( &printer );

Print without a XMLDocument

When loading, an XML parser is very useful. However, sometimes when saving, it just gets in the way. The code is often set up for streaming, and constructing the DOM is just overhead.

The Printer supports the streaming case. The following code prints out a trivially simple XML file without ever creating an XML document.

XMLPrinter printer( fp );
printer.OpenElement( "foo" );
printer.PushAttribute( "foo", "bar" );
printer.CloseElement();

Constructor & Destructor Documentation

XMLPrinter ( FILE *  file = 0,
bool  compact = false 
)

Construct the printer.

If the FILE* is specified, this will print to the FILE. Else it will print to memory, and the result is available in CStr(). If 'compact' is set to true, then output is created with only required whitespace and newlines.

~XMLPrinter ( )
inline

Member Function Documentation

void CloseElement ( )

If streaming, close the Element.

const char* CStr ( ) const
inline

If in print to memory mode, return a pointer to the XML file in memory.

int CStrSize ( ) const
inline

If in print to memory mode, return the size of the XML file in memory.

(Note the size returned includes the terminating null.)

void OpenElement ( const char *  name)

If streaming, start writing an element.

The element must be closed with CloseElement()

void PushAttribute ( const char *  name,
const char *  value 
)

If streaming, add an attribute to an open element.

void PushAttribute ( const char *  name,
int  value 
)
void PushAttribute ( const char *  name,
unsigned  value 
)
void PushAttribute ( const char *  name,
bool  value 
)
void PushAttribute ( const char *  name,
double  value 
)
void PushComment ( const char *  comment)

Add a comment.

void PushDeclaration ( const char *  value)
void PushHeader ( bool  writeBOM,
bool  writeDeclaration 
)

If streaming, write the BOM and declaration.

void PushText ( const char *  text,
bool  cdata = false 
)

Add a text node.

void PushText ( int  value)

Add a text node from an integer.

void PushText ( unsigned  value)

Add a text node from an unsigned.

void PushText ( bool  value)

Add a text node from a bool.

void PushText ( float  value)

Add a text node from a float.

void PushText ( double  value)

Add a text node from a double.

void PushUnknown ( const char *  value)
virtual bool Visit ( const XMLText )
virtual

Visit a text node.

Reimplemented from XMLVisitor.

virtual bool Visit ( const XMLComment )
virtual

Visit a comment node.

Reimplemented from XMLVisitor.

virtual bool Visit ( const XMLDeclaration )
virtual

Visit a declaration.

Reimplemented from XMLVisitor.

virtual bool Visit ( const XMLUnknown )
virtual

Visit an unknown node.

Reimplemented from XMLVisitor.

virtual bool VisitEnter ( const XMLDocument )
virtual

Visit a document.

Reimplemented from XMLVisitor.

virtual bool VisitEnter ( const XMLElement ,
const XMLAttribute  
)
virtual

Visit an element.

Reimplemented from XMLVisitor.

virtual bool VisitExit ( const XMLDocument )
inlinevirtual

Visit a document.

Reimplemented from XMLVisitor.

virtual bool VisitExit ( const XMLElement )
virtual

Visit an element.

Reimplemented from XMLVisitor.


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