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trying to get template to work

This commit is contained in:
Lee Thomason 2012-04-03 16:43:22 -07:00
parent 00770d2855
commit 5761203084
2 changed files with 30 additions and 27 deletions
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52
tinyxml2.h
View File

@ -1183,45 +1183,46 @@ private:
TiXmlHandle handleCopy = handle;
@endverbatim
*/
class XMLHandle
template< class T >
class XMLHandleT
{
public:
/// Create a handle from any node (at any depth of the tree.) This can be a null pointer.
XMLHandle( XMLNode* _node ) { node = _node; }
XMLHandleT<T>( T* _node ) { node = _node; }
//XMLHandle( const XMLNode* _node ) { node = const_cast<XMLNode*>(_node); }
XMLHandle( XMLNode& _node ) { node = &_node; }
XMLHandleT<T>( T& _node ) { node = &_node; }
//XMLHandle( const XMLNode& _node ) { node = const_cast<XMLNode*>(&_node); }
XMLHandle( const XMLHandle& ref ) { node = ref.node; }
XMLHandleT<T>( const XMLHandleT<T>& ref ) { node = ref.node; }
XMLHandle operator=( XMLHandle ref ) { node = ref.node; return *this; }
XMLHandleT<T> operator=( XMLHandleT<T> ref ) { node = ref.node; return *this; }
XMLHandle FirstChild() { return XMLHandle( node ? node->FirstChild() : static_cast<XMLNode*>(0) ); }
const XMLHandle FirstChild() const { return XMLHandle( node ? node->FirstChild() : 0 ); }
XMLHandleT<T> FirstChild() { return XMLHandleT<T>( node ? node->FirstChild() : 0 ); }
const XMLHandleT<T> FirstChild() const { return XMLHandleT<T>( node ? node->FirstChild() : 0 ); }
XMLHandle FirstChildElement( const char* value=0 ) { return XMLHandle( node ? node->FirstChildElement( value ) : 0 ); }
const XMLHandle FirstChildElement( const char* value=0 ) const { return XMLHandle( node ? node->FirstChildElement( value ) : 0 ); }
XMLHandleT<T> FirstChildElement( const char* value=0 ) { return XMLHandleT<T>( node ? node->FirstChildElement( value ) : 0 ); }
const XMLHandleT<T> FirstChildElement( const char* value=0 ) const { return XMLHandleT<T>( node ? node->FirstChildElement( value ) : 0 ); }
XMLHandle LastChild() { return XMLHandle( node ? node->LastChild() : 0 ); }
const XMLHandle LastChild() const { return XMLHandle( node ? node->LastChild() : 0 ); }
XMLHandleT<T> LastChild() { return XMLHandleT<T>( node ? node->LastChild() : 0 ); }
const XMLHandleT<T> LastChild() const { return XMLHandleT<T>( node ? node->LastChild() : 0 ); }
XMLHandle LastChildElement( const char* _value=0 ) { return XMLHandle( node ? node->LastChildElement( _value ) : 0 ); }
const XMLHandle LastChildElement( const char* _value=0 ) const { return XMLHandle( node ? node->LastChildElement( _value ) : 0 ); }
XMLHandleT<T> LastChildElement( const char* _value=0 ) { return XMLHandleT<T>( node ? node->LastChildElement( _value ) : 0 ); }
const XMLHandleT<T> LastChildElement( const char* _value=0 ) const { return XMLHandleT<T>( node ? node->LastChildElement( _value ) : 0 ); }
XMLHandle PreviousSibling() { return XMLHandle( node ? node->PreviousSibling() : 0 ); }
const XMLHandle PreviousSibling() const { return XMLHandle( node ? node->PreviousSibling() : 0 ); }
XMLHandleT<T> PreviousSibling() { return XMLHandleT<T>( node ? node->PreviousSibling() : 0 ); }
const XMLHandleT<T> PreviousSibling() const { return XMLHandleT<T>( node ? node->PreviousSibling() : 0 ); }
XMLHandle PreviousSiblingElement( const char* _value=0 ) { return XMLHandle( node ? node->PreviousSiblingElement( _value ) : 0 ); }
const XMLHandle PreviousSiblingElement( const char* _value=0 ) const { return XMLHandle( node ? node->PreviousSiblingElement( _value ) : 0 ); }
XMLHandleT<T> PreviousSiblingElement( const char* _value=0 ) { return XMLHandleT<T>( node ? node->PreviousSiblingElement( _value ) : 0 ); }
const XMLHandleT<T> PreviousSiblingElement( const char* _value=0 ) const { return XMLHandleT<T>( node ? node->PreviousSiblingElement( _value ) : 0 ); }
XMLHandle NextSibling() { return XMLHandle( node ? node->NextSibling() : 0 ); }
const XMLHandle NextSibling() const { return XMLHandle( node ? node->NextSibling() : 0 ); }
XMLHandleT<T> NextSibling() { return XMLHandleT<T>( node ? node->NextSibling() : 0 ); }
const XMLHandleT<T> NextSibling() const { return XMLHandleT<T>( node ? node->NextSibling() : 0 ); }
XMLHandle NextSiblingElement( const char* _value=0 ) { return XMLHandle( node ? node->NextSiblingElement( _value ) : 0 ); }
const XMLHandle NextSiblingElement( const char* _value=0 ) const { return XMLHandle( node ? node->NextSiblingElement( _value ) : 0 ); }
XMLHandleT<T> NextSiblingElement( const char* _value=0 ) { return XMLHandleT<T>( node ? node->NextSiblingElement( _value ) : 0 ); }
const XMLHandleT<T> NextSiblingElement( const char* _value=0 ) const { return XMLHandleT<T>( node ? node->NextSiblingElement( _value ) : 0 ); }
XMLNode* ToNode() { return node; }
const XMLNode* ToNode() const { return node; }
T* ToNode() { return node; }
const T* ToNode() const { return node; }
XMLElement* ToElement() { return ( ( node && node->ToElement() ) ? node->ToElement() : 0 ); }
const XMLElement* ToElement() const { return ( ( node && node->ToElement() ) ? node->ToElement() : 0 ); }
XMLText* ToText() { return ( ( node && node->ToText() ) ? node->ToText() : 0 ); }
@ -1232,9 +1233,12 @@ public:
const XMLDeclaration* ToDeclaration() const { return ( ( node && node->ToDeclaration() ) ? node->ToDeclaration() : 0 ); }
private:
XMLNode* node;
T* node;
};
typedef XMLHandleT< XMLNode > XMLHandle;
typedef XMLHandleT< const XMLNode > XMLConstHandle;
/**
Printing functionality. The XMLPrinter gives you more

5
xmltest.cpp
View File

@ -736,9 +736,8 @@ int main( int /*argc*/, const char ** /*argv*/ )
XMLElement* ele = XMLHandle( doc ).FirstChildElement( "element" ).FirstChild().ToElement();
XMLTest( "Handle, success, mutable", ele->Value(), "sub" );
// ele = XMLHandle( docC ).FirstChildElement( "element" ).FirstChild().ToElement();
// XMLTest( "Handle, success, mutable", ele->Value(), "sub" );
const XMLElement* eleC = XMLConstHandle( docC ).FirstChildElement( "element" ).FirstChild().ToElement();
XMLTest( "Handle, success, mutable", eleC->Value(), "sub" );
}