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added attribute handling. StrPair can now new/delete memory.

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This commit is contained in:
Lee Thomason
2012-02-15 09:09:25 -08:00
parent 1ff38e0a5c
commit 1a1d4a72dd
2 changed files with 217 additions and 135 deletions
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259
tinyxml2.cpp
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@@ -37,6 +37,85 @@ static const Entity entities[NUM_ENTITIES] =
};
StrPair::~StrPair()
{
Reset();
}
void StrPair::Reset()
{
if ( flags & NEEDS_DELETE ) {
delete [] start;
}
flags = 0;
start = 0;
end = 0;
}
void StrPair::SetStr( const char* str, int flags )
{
Reset();
size_t len = strlen( str );
start = new char[ len+1 ];
strncpy( start, str, len );
end = start + len;
this->flags = flags | NEEDS_DELETE;
}
char* StrPair::ParseText( char* p, const char* endTag, int strFlags )
{
TIXMLASSERT( endTag && *endTag );
char* start = p; // fixme: hides a member
char endChar = *endTag;
int length = strlen( endTag );
// Inner loop of text parsing.
while ( *p ) {
if ( *p == endChar && strncmp( p, endTag, length ) == 0 ) {
Set( start, p, strFlags );
return p + length;
}
++p;
}
return p;
}
char* StrPair::ParseName( char* p )
{
char* start = p;
start = p;
if ( !start || !(*start) ) {
return 0;
}
if ( !XMLUtil::IsAlpha( *p ) ) {
return 0;
}
while( *p && (
XMLUtil::IsAlphaNum( (unsigned char) *p )
|| *p == '_'
|| *p == '-'
|| *p == '.'
|| *p == ':' ))
{
++p;
}
if ( p > start ) {
Set( start, p, 0 );
return p;
}
return 0;
}
const char* StrPair::GetStr()
{
if ( flags & NEEDS_FLUSH ) {
@@ -96,91 +175,15 @@ const char* StrPair::GetStr()
}
*q = 0;
}
flags = 0;
flags = (flags & NEEDS_DELETE);
}
return start;
}
/*
const char* StringPool::Intern( const char* str )
{
// Treat the array as a linear, inplace hash table.
// Nothing can get deleted, so that's handy.
if ( size > pool.Size()*3/4 ) {
DynArray< const char*, 20 > store;
for( int i=0; i<pool.Size(); ++i ) {
if ( pool[i] != 0 ) {
store.Push( pool[i] );
}
}
int newSize = pool.Size() * 2;
pool.PopArr( pool.Size() );
const char** mem = pool.PushArr( newSize );
memset( (void*)mem, 0, sizeof(char)*newSize );
while ( !store.Empty() ) {
Intern( store.Pop() );
}
}
}
*/
// --------- XMLUtil ----------- //
char* StrPair::ParseText( char* p, const char* endTag, int strFlags )
{
TIXMLASSERT( endTag && *endTag );
char* start = p;
char endChar = *endTag;
int length = strlen( endTag );
// Inner loop of text parsing.
while ( *p ) {
if ( *p == endChar && strncmp( p, endTag, length ) == 0 ) {
Set( start, p, strFlags );
return p + length;
}
++p;
}
return p;
}
char* StrPair::ParseName( char* p )
{
char* start = p;
start = p;
if ( !start || !(*start) ) {
return 0;
}
if ( !XMLUtil::IsAlpha( *p ) ) {
return 0;
}
while( *p && (
XMLUtil::IsAlphaNum( (unsigned char) *p )
|| *p == '_'
|| *p == '-'
|| *p == '.'
|| *p == ':' ))
{
++p;
}
if ( p > start ) {
Set( start, p, 0 );
return p;
}
return 0;
}
char* XMLDocument::Identify( char* p, XMLNode** node )
{
XMLNode* returnNode = 0;
@@ -290,6 +293,15 @@ XMLNode::~XMLNode()
}
void XMLNode::SetValue( const char* str, bool staticMem )
{
if ( staticMem )
value.SetInternedStr( str );
else
value.SetStr( str );
}
void XMLNode::ClearChildren()
{
while( firstChild ) {
@@ -557,16 +569,16 @@ char* XMLAttribute::ParseDeep( char* p )
int XMLAttribute::QueryIntAttribute( int* value ) const
{
if ( TIXML_SSCANF( Value(), "%d", value ) == 1 )
return ATTRIBUTE_SUCCESS;
if ( TIXML_SSCANF( Value(), "%d", value ) == 1 )
return ATTRIBUTE_SUCCESS;
return WRONG_ATTRIBUTE_TYPE;
}
int XMLAttribute::QueryUnsignedAttribute( unsigned int* value ) const
{
if ( TIXML_SSCANF( Value(), "%u", value ) == 1 )
return ATTRIBUTE_SUCCESS;
if ( TIXML_SSCANF( Value(), "%u", value ) == 1 )
return ATTRIBUTE_SUCCESS;
return WRONG_ATTRIBUTE_TYPE;
}
@@ -582,43 +594,71 @@ int XMLAttribute::QueryBoolAttribute( bool* value ) const
}
else if ( ival == 0 || XMLUtil::StringEqual( Value(), "false" ) ) {
*value = false;
return ATTRIBUTE_SUCCESS;
}
return ATTRIBUTE_SUCCESS;
}
return WRONG_ATTRIBUTE_TYPE;
}
int XMLAttribute::QueryDoubleAttribute( double* value ) const
{
if ( TIXML_SSCANF( Value(), "%lf", value ) == 1 )
return ATTRIBUTE_SUCCESS;
if ( TIXML_SSCANF( Value(), "%lf", value ) == 1 )
return ATTRIBUTE_SUCCESS;
return WRONG_ATTRIBUTE_TYPE;
}
int XMLAttribute::QueryFloatAttribute( float* value ) const
{
if ( TIXML_SSCANF( Value(), "%f", value ) == 1 )
return ATTRIBUTE_SUCCESS;
if ( TIXML_SSCANF( Value(), "%f", value ) == 1 )
return ATTRIBUTE_SUCCESS;
return WRONG_ATTRIBUTE_TYPE;
}
void XMLAttribute::SetAttribute( const char* v )
{
value.SetInternedStr( v );
value.SetStr( v );
}
/*
void XMLAttribute::SetAttribute( int v )
{
char buf[BUF_SIZE];
TIXML_SNPRINTF( buf, BUF_SIZE-1, "%d" );
value.SetInternedStr( v );
TIXML_SNPRINTF( buf, BUF_SIZE-1, "%d", v );
value.SetStr( buf );
}
*/
void XMLAttribute::SetAttribute( unsigned v )
{
char buf[BUF_SIZE];
TIXML_SNPRINTF( buf, BUF_SIZE-1, "%u", v );
value.SetStr( buf );
}
void XMLAttribute::SetAttribute( bool v )
{
char buf[BUF_SIZE];
TIXML_SNPRINTF( buf, BUF_SIZE-1, "%d", v ? 1 : 0 );
value.SetStr( buf );
}
void XMLAttribute::SetAttribute( double v )
{
char buf[BUF_SIZE];
TIXML_SNPRINTF( buf, BUF_SIZE-1, "%f", v );
value.SetStr( buf );
}
void XMLAttribute::SetAttribute( float v )
{
char buf[BUF_SIZE];
TIXML_SNPRINTF( buf, BUF_SIZE-1, "%f", v );
value.SetStr( buf );
}
// --------- XMLElement ---------- //
XMLElement::XMLElement( XMLDocument* doc ) : XMLNode( doc ),
@@ -640,6 +680,39 @@ XMLElement::~XMLElement()
}
XMLAttribute* XMLElement::FindAttribute( const char* name )
{
XMLAttribute* a = 0;
for( a=rootAttribute; a; a = a->next ) {
if ( XMLUtil::StringEqual( a->Name(), name ) )
return a;
}
return 0;
}
const XMLAttribute* XMLElement::FindAttribute( const char* name ) const
{
XMLAttribute* a = 0;
for( a=rootAttribute; a; a = a->next ) {
if ( XMLUtil::StringEqual( a->Name(), name ) )
return a;
}
return 0;
}
XMLAttribute* XMLElement::FindOrCreateAttribute( const char* name )
{
XMLAttribute* attrib = FindAttribute( name );
if ( !attrib ) {
attrib = new (document->attributePool.Alloc() ) XMLAttribute( this );
attrib->memPool = &document->attributePool;
}
return attrib;
}
char* XMLElement::ParseAttributes( char* p, bool* closedElement )
{
const char* start = p;