mirror of https://github.com/AxioDL/tinyxml2.git
print to memory support
This commit is contained in:
parent
09a11c5964
commit
ae25a44d94
101
tinyxml2.cpp
101
tinyxml2.cpp
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@ -5,6 +5,7 @@
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#include <stdio.h>
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#include <stdio.h>
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#include <ctype.h>
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#include <ctype.h>
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#include <new.h>
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#include <new.h>
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#include <stdarg.h>
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//#pragma warning ( disable : 4291 )
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//#pragma warning ( disable : 4291 )
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@ -332,6 +333,13 @@ void XMLNode::Unlink( XMLNode* child )
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}
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}
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void XMLNode::DeleteChild( XMLNode* node )
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{
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TIXMLASSERT( node->parent == this );
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DELETE_NODE( node );
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}
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XMLNode* XMLNode::InsertEndChild( XMLNode* addThis )
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XMLNode* XMLNode::InsertEndChild( XMLNode* addThis )
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{
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{
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if ( lastChild ) {
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if ( lastChild ) {
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@ -428,13 +436,6 @@ const XMLElement* XMLNode::LastChildElement( const char* value ) const
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}
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}
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void XMLNode::DeleteChild( XMLNode* node )
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{
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TIXMLASSERT( node->parent == this );
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TIXMLASSERT( 0 );
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}
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char* XMLNode::ParseDeep( char* p )
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char* XMLNode::ParseDeep( char* p )
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{
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{
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while( p && *p ) {
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while( p && *p ) {
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@ -733,6 +734,25 @@ void XMLElement::LinkAttribute( XMLAttribute* attrib )
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}
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}
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void XMLElement::DeleteAttribute( const char* name )
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{
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XMLAttribute* prev = 0;
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for( XMLAttribute* a=rootAttribute; a; a=a->next ) {
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if ( XMLUtil::StringEqual( name, a->Name() ) ) {
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if ( prev ) {
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prev->next = a->next;
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}
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else {
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rootAttribute = a->next;
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}
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DELETE_ATTRIBUTE( a );
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break;
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}
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prev = a;
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}
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}
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char* XMLElement::ParseAttributes( char* p, bool* closedElement )
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char* XMLElement::ParseAttributes( char* p, bool* closedElement )
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{
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{
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const char* start = p;
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const char* start = p;
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@ -947,13 +967,45 @@ XMLStreamer::XMLStreamer( FILE* file ) : fp( file ), depth( 0 ), elementJustOpen
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entityFlag[ entities[i].value ] = true;
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entityFlag[ entities[i].value ] = true;
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}
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}
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}
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}
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buffer.Push( 0 );
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}
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void XMLStreamer::Print( const char* format, ... )
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{
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va_list va;
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va_start( va, format );
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if ( fp ) {
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vfprintf( fp, format, va );
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}
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else {
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// This seems brutally complex. Haven't figured out a better
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// way on windows.
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#ifdef _MSC_VER
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int len = -1;
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while ( len < 0 ) {
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len = vsnprintf_s( accumulator.Mem(), accumulator.Capacity(), accumulator.Capacity()-1, format, va );
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if ( len < 0 ) {
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accumulator.PushArr( 1000 );
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}
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}
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char* p = buffer.PushArr( len ) - 1;
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memcpy( p, accumulator.Mem(), len+1 );
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#else
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int len = vsnprintf( 0, 0, format, va );
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char* p = buffer.PushArr( len ) - 1;
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vsprintf_s( p, len+1, format, va );
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#endif
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}
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va_end( va );
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}
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}
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void XMLStreamer::PrintSpace( int depth )
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void XMLStreamer::PrintSpace( int depth )
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{
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{
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for( int i=0; i<depth; ++i ) {
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for( int i=0; i<depth; ++i ) {
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fprintf( fp, " " );
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Print( " " );
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}
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}
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}
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}
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@ -970,12 +1022,12 @@ void XMLStreamer::PrintString( const char* p )
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// entity, and keep looking.
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// entity, and keep looking.
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if ( entityFlag[*q] ) {
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if ( entityFlag[*q] ) {
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while ( p < q ) {
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while ( p < q ) {
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fputc( *p, fp );
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Print( "%c", *p );
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++p;
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++p;
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}
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}
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for( int i=0; i<NUM_ENTITIES; ++i ) {
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for( int i=0; i<NUM_ENTITIES; ++i ) {
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if ( entities[i].value == *q ) {
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if ( entities[i].value == *q ) {
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fprintf( fp, "&%s;", entities[i].pattern );
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Print( "&%s;", entities[i].pattern );
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break;
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break;
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}
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}
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}
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}
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@ -987,10 +1039,11 @@ void XMLStreamer::PrintString( const char* p )
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// Flush the remaining string. This will be the entire
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// Flush the remaining string. This will be the entire
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// string if an entity wasn't found.
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// string if an entity wasn't found.
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if ( q-p > 0 ) {
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if ( q-p > 0 ) {
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fprintf( fp, "%s", p );
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Print( "%s", p );
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}
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}
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}
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}
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void XMLStreamer::OpenElement( const char* name )
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void XMLStreamer::OpenElement( const char* name )
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{
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{
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if ( elementJustOpened ) {
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if ( elementJustOpened ) {
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@ -999,11 +1052,11 @@ void XMLStreamer::OpenElement( const char* name )
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stack.Push( name );
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stack.Push( name );
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if ( textDepth < 0 && depth > 0) {
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if ( textDepth < 0 && depth > 0) {
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fprintf( fp, "\n" );
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Print( "\n" );
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PrintSpace( depth );
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PrintSpace( depth );
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}
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}
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fprintf( fp, "<%s", name );
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Print( "<%s", name );
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elementJustOpened = true;
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elementJustOpened = true;
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++depth;
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++depth;
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}
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}
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@ -1012,9 +1065,9 @@ void XMLStreamer::OpenElement( const char* name )
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void XMLStreamer::PushAttribute( const char* name, const char* value )
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void XMLStreamer::PushAttribute( const char* name, const char* value )
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{
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{
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TIXMLASSERT( elementJustOpened );
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TIXMLASSERT( elementJustOpened );
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fprintf( fp, " %s=\"", name );
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Print( " %s=\"", name );
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PrintString( value );
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PrintString( value );
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fprintf( fp, "\"" );
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Print( "\"" );
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}
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}
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@ -1024,20 +1077,20 @@ void XMLStreamer::CloseElement()
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const char* name = stack.Pop();
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const char* name = stack.Pop();
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if ( elementJustOpened ) {
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if ( elementJustOpened ) {
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fprintf( fp, "/>" );
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Print( "/>" );
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}
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}
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else {
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else {
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if ( textDepth < 0 ) {
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if ( textDepth < 0 ) {
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fprintf( fp, "\n" );
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Print( "\n" );
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PrintSpace( depth );
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PrintSpace( depth );
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}
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}
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fprintf( fp, "</%s>", name );
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Print( "</%s>", name );
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}
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}
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if ( textDepth == depth )
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if ( textDepth == depth )
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textDepth = -1;
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textDepth = -1;
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if ( depth == 0 )
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if ( depth == 0 )
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fprintf( fp, "\n" );
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Print( "\n" );
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elementJustOpened = false;
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elementJustOpened = false;
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}
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}
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@ -1045,7 +1098,7 @@ void XMLStreamer::CloseElement()
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void XMLStreamer::SealElement()
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void XMLStreamer::SealElement()
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{
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{
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elementJustOpened = false;
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elementJustOpened = false;
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fprintf( fp, ">" );
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Print( ">" );
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}
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}
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@ -1057,10 +1110,10 @@ void XMLStreamer::PushText( const char* text, bool cdata )
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SealElement();
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SealElement();
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}
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}
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if ( cdata )
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if ( cdata )
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fprintf( fp, "<![CDATA[" );
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Print( "<![CDATA[" );
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PrintString( text );
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PrintString( text );
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if ( cdata )
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if ( cdata )
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fprintf( fp, "]]>" );
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Print( "]]>" );
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}
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}
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@ -1070,10 +1123,10 @@ void XMLStreamer::PushComment( const char* comment )
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SealElement();
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SealElement();
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}
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}
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if ( textDepth < 0 && depth > 0) {
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if ( textDepth < 0 && depth > 0) {
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fprintf( fp, "\n" );
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Print( "\n" );
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PrintSpace( depth );
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PrintSpace( depth );
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}
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}
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fprintf( fp, "<!--%s-->", comment );
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Print( "<!--%s-->", comment );
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}
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}
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80
tinyxml2.h
80
tinyxml2.h
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X hide copy constructor
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X hide copy constructor
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X hide = operator
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X hide = operator
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X UTF8 support: isAlpha, etc.
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X UTF8 support: isAlpha, etc.
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- string buffer for sets. (Grr.)
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X string buffer for sets. (Grr.)
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- MS BOM
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- MS BOM
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- print to memory buffer
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- print to memory buffer
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- tests from xml1
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- tests from xml1
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- xml1 tests especially UTF-8
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- xml1 tests especially UTF-8
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- perf test: xml1
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- perf test: xml1
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- perf test: xenowar
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- perf test: xenowar
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- test: load(char*)
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- test: load(FILE*)
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*/
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*/
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#include <limits.h>
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#include <limits.h>
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#define TIXML_SNPRINTF _snprintf
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#define TIXML_SNPRINTF _snprintf
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#define TIXML_SSCANF sscanf
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#define TIXML_SSCANF sscanf
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#elif defined(__GNUC__) && (__GNUC__ >= 3 )
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#elif defined(__GNUC__) && (__GNUC__ >= 3 )
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// GCC version 3 and higher.s
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// GCC version 3 and higher
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//#warning( "Using sn* functions." )
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//#warning( "Using sn* functions." )
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#define TIXML_SNPRINTF snprintf
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#define TIXML_SNPRINTF snprintf
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#define TIXML_SSCANF sscanf
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#define TIXML_SSCANF sscanf
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class XMLStreamer;
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class XMLStreamer;
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/*
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A class that wraps strings. Normally stores the start and end
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pointers into the XML file itself, and will apply normalization
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and entity transalion if actually read. Can also store (and memory
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manage) a traditional char[]
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*/
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class StrPair
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class StrPair
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{
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{
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public:
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public:
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@ -132,6 +141,11 @@ private:
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};
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};
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/*
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A dynamic array of Plain Old Data. Doesn't support constructors, etc.
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Has a small initial memory pool, so that low or no usage will not
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cause a call to new/delete
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*/
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template <class T, int INIT>
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template <class T, int INIT>
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class DynArray
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class DynArray
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{
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{
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@ -170,12 +184,13 @@ public:
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size -= count;
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size -= count;
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}
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}
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bool Empty() const { return size == 0; }
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bool Empty() const { return size == 0; }
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T& operator[](int i) { TIXMLASSERT( i>= 0 && i < size ); return mem[i]; }
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T& operator[](int i) { TIXMLASSERT( i>= 0 && i < size ); return mem[i]; }
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const T& operator[](int i) const { TIXMLASSERT( i>= 0 && i < size ); return mem[i]; }
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const T& operator[](int i) const { TIXMLASSERT( i>= 0 && i < size ); return mem[i]; }
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int Size() const { return size; }
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int Size() const { return size; }
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const T* Mem() const { return mem; }
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int Capacity() const { return allocated; }
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T* Mem() { return mem; }
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const T* Mem() const { return mem; }
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T* Mem() { return mem; }
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private:
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private:
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@ -197,6 +212,10 @@ private:
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};
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};
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/*
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Parent virtual class a a pool for fast allocation
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and deallocation of objects.
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*/
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class MemPool
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class MemPool
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{
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{
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public:
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public:
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@ -209,6 +228,9 @@ public:
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};
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};
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/*
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Template child class to create pools of the correct type.
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*/
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template< int SIZE >
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template< int SIZE >
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class MemPoolT : public MemPool
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class MemPoolT : public MemPool
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{
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{
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@ -321,13 +343,16 @@ public:
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};
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};
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|
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/*
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Utility functionality.
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*/
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class XMLUtil
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class XMLUtil
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{
|
{
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public:
|
public:
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// Anything in the high order range of UTF-8 is assumed to not be whitespace. This isn't
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// Anything in the high order range of UTF-8 is assumed to not be whitespace. This isn't
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// correct, but simple, and usually works.
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// correct, but simple, and usually works.
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static const char* SkipWhiteSpace( const char* p ) { while( IsUTF8Continuation(*p) || isspace( *p ) ) { ++p; } return p; }
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static const char* SkipWhiteSpace( const char* p ) { while( !IsUTF8Continuation(*p) && isspace( *p ) ) { ++p; } return p; }
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static char* SkipWhiteSpace( char* p ) { while( IsUTF8Continuation(*p) || isspace( *p ) ) { ++p; } return p; }
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static char* SkipWhiteSpace( char* p ) { while( !IsUTF8Continuation(*p) && isspace( *p ) ) { ++p; } return p; }
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|
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inline static bool StringEqual( const char* p, const char* q, int nChar=INT_MAX ) {
|
inline static bool StringEqual( const char* p, const char* q, int nChar=INT_MAX ) {
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int n = 0;
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int n = 0;
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|
@ -418,11 +443,17 @@ public:
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*/
|
*/
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XMLNode* InsertAfterChild( XMLNode* afterThis, XMLNode* addThis );
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XMLNode* InsertAfterChild( XMLNode* afterThis, XMLNode* addThis );
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|
|
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/**
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Tests: All (used by destructor)
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|
*/
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||||||
void ClearChildren();
|
void ClearChildren();
|
||||||
|
|
||||||
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/**
|
||||||
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Tests: Progammatic DOM
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|
*/
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void DeleteChild( XMLNode* node );
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void DeleteChild( XMLNode* node );
|
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|
|
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virtual bool Accept( XMLVisitor* visitor ) const = 0;
|
virtual bool Accept( XMLVisitor* visitor ) const = 0;
|
||||||
//virtual void Print( XMLStreamer* streamer );
|
|
||||||
|
|
||||||
virtual char* ParseDeep( char* );
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virtual char* ParseDeep( char* );
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||||||
virtual bool IsClosingElement() const { return false; }
|
virtual bool IsClosingElement() const { return false; }
|
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|
@ -549,6 +580,12 @@ public:
|
||||||
const char* Value() const { return value.GetStr(); }
|
const char* Value() const { return value.GetStr(); }
|
||||||
const XMLAttribute* Next() const { return next; }
|
const XMLAttribute* Next() const { return next; }
|
||||||
|
|
||||||
|
int IntAttribute( const char* name ) const { int i=0; QueryIntAttribute( &i ); return i; }
|
||||||
|
unsigned UnsignedAttribute( const char* name ) const{ unsigned i=0; QueryUnsignedAttribute( &i ); return i; }
|
||||||
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bool BoolAttribute( const char* name ) const { bool b=false; QueryBoolAttribute( &b ); return b; }
|
||||||
|
double DoubleAttribute( const char* name ) const { double d=0; QueryDoubleAttribute( &d ); return d; }
|
||||||
|
float FloatAttribute( const char* name ) const { float f=0; QueryFloatAttribute( &f ); return f; }
|
||||||
|
|
||||||
int QueryIntAttribute( int* value ) const;
|
int QueryIntAttribute( int* value ) const;
|
||||||
int QueryUnsignedAttribute( unsigned int* value ) const;
|
int QueryUnsignedAttribute( unsigned int* value ) const;
|
||||||
int QueryBoolAttribute( bool* value ) const;
|
int QueryBoolAttribute( bool* value ) const;
|
||||||
|
@ -612,7 +649,10 @@ public:
|
||||||
void SetAttribute( const char* name, bool value ) { XMLAttribute* a = FindOrCreateAttribute( name ); a->SetAttribute( value ); }
|
void SetAttribute( const char* name, bool value ) { XMLAttribute* a = FindOrCreateAttribute( name ); a->SetAttribute( value ); }
|
||||||
void SetAttribute( const char* name, double value ) { XMLAttribute* a = FindOrCreateAttribute( name ); a->SetAttribute( value ); }
|
void SetAttribute( const char* name, double value ) { XMLAttribute* a = FindOrCreateAttribute( name ); a->SetAttribute( value ); }
|
||||||
|
|
||||||
void RemoveAttribute( const char* name );
|
/**
|
||||||
|
Tests: Programmatic DOM
|
||||||
|
*/
|
||||||
|
void DeleteAttribute( const char* name );
|
||||||
|
|
||||||
const XMLAttribute* FirstAttribute() const { return rootAttribute; }
|
const XMLAttribute* FirstAttribute() const { return rootAttribute; }
|
||||||
const XMLAttribute* FindAttribute( const char* name ) const;
|
const XMLAttribute* FindAttribute( const char* name ) const;
|
||||||
|
@ -657,18 +697,23 @@ public:
|
||||||
virtual bool Accept( XMLVisitor* visitor ) const;
|
virtual bool Accept( XMLVisitor* visitor ) const;
|
||||||
|
|
||||||
/**
|
/**
|
||||||
Testing: Programmatic DOM
|
Tests: Programmatic DOM
|
||||||
*/
|
*/
|
||||||
XMLElement* NewElement( const char* name );
|
XMLElement* NewElement( const char* name );
|
||||||
/**
|
/**
|
||||||
Testing: Programmatic DOM
|
Tests: Programmatic DOM
|
||||||
*/
|
*/
|
||||||
XMLComment* NewComment( const char* comment );
|
XMLComment* NewComment( const char* comment );
|
||||||
/**
|
/**
|
||||||
Testing: Programmatic DOM
|
Tests: Programmatic DOM
|
||||||
*/
|
*/
|
||||||
XMLText* NewText( const char* text );
|
XMLText* NewText( const char* text );
|
||||||
|
|
||||||
|
/**
|
||||||
|
Tests: Programmatic DOM
|
||||||
|
*/
|
||||||
|
void DeleteNode( XMLNode* node ) { node->parent->DeleteChild( node ); }
|
||||||
|
|
||||||
enum {
|
enum {
|
||||||
NO_ERROR = 0,
|
NO_ERROR = 0,
|
||||||
ERROR_ELEMENT_MISMATCH,
|
ERROR_ELEMENT_MISMATCH,
|
||||||
|
@ -705,7 +750,7 @@ private:
|
||||||
class XMLStreamer : public XMLVisitor
|
class XMLStreamer : public XMLVisitor
|
||||||
{
|
{
|
||||||
public:
|
public:
|
||||||
XMLStreamer( FILE* file );
|
XMLStreamer( FILE* file=0 );
|
||||||
~XMLStreamer() {}
|
~XMLStreamer() {}
|
||||||
|
|
||||||
void OpenElement( const char* name );
|
void OpenElement( const char* name );
|
||||||
|
@ -724,11 +769,13 @@ public:
|
||||||
virtual bool Visit( const XMLText& text );
|
virtual bool Visit( const XMLText& text );
|
||||||
virtual bool Visit( const XMLComment& comment );
|
virtual bool Visit( const XMLComment& comment );
|
||||||
|
|
||||||
|
const char* CStr() const { return buffer.Mem(); }
|
||||||
|
|
||||||
private:
|
private:
|
||||||
void SealElement();
|
void SealElement();
|
||||||
void PrintSpace( int depth );
|
void PrintSpace( int depth );
|
||||||
void PrintString( const char* ); // prints out, after detecting entities.
|
void PrintString( const char* ); // prints out, after detecting entities.
|
||||||
|
void Print( const char* format, ... );
|
||||||
|
|
||||||
FILE* fp;
|
FILE* fp;
|
||||||
int depth;
|
int depth;
|
||||||
|
@ -741,6 +788,7 @@ private:
|
||||||
bool entityFlag[ENTITY_RANGE];
|
bool entityFlag[ENTITY_RANGE];
|
||||||
|
|
||||||
DynArray< const char*, 10 > stack;
|
DynArray< const char*, 10 > stack;
|
||||||
|
DynArray< char, 20 > buffer, accumulator;
|
||||||
};
|
};
|
||||||
|
|
||||||
|
|
||||||
|
|
20
xmltest.cpp
20
xmltest.cpp
|
@ -147,6 +147,26 @@ int main( int argc, const char* argv )
|
||||||
XMLTest( "Programmatic DOM", 2, doc->FirstChildElement()->LastChildElement( "sub" )->IntAttribute( "attrib" ) );
|
XMLTest( "Programmatic DOM", 2, doc->FirstChildElement()->LastChildElement( "sub" )->IntAttribute( "attrib" ) );
|
||||||
XMLTest( "Programmatic DOM", "& Text!",
|
XMLTest( "Programmatic DOM", "& Text!",
|
||||||
doc->FirstChildElement()->LastChildElement( "sub" )->FirstChild()->ToText()->Value() );
|
doc->FirstChildElement()->LastChildElement( "sub" )->FirstChild()->ToText()->Value() );
|
||||||
|
|
||||||
|
// And now deletion:
|
||||||
|
element->DeleteChild( sub[2] );
|
||||||
|
doc->DeleteNode( comment );
|
||||||
|
|
||||||
|
element->FirstChildElement()->SetAttribute( "attrib", true );
|
||||||
|
element->LastChildElement()->DeleteAttribute( "attrib" );
|
||||||
|
|
||||||
|
XMLTest( "Programmatic DOM", true, doc->FirstChildElement()->FirstChildElement()->BoolAttribute( "attrib" ) );
|
||||||
|
int value = 10;
|
||||||
|
int result = doc->FirstChildElement()->LastChildElement()->QueryIntAttribute( "attrib", &value );
|
||||||
|
XMLTest( "Programmatic DOM", result, NO_ATTRIBUTE );
|
||||||
|
XMLTest( "Programmatic DOM", value, 10 );
|
||||||
|
|
||||||
|
doc->Print();
|
||||||
|
|
||||||
|
XMLStreamer streamer;
|
||||||
|
doc->Print( &streamer );
|
||||||
|
printf( "%s", streamer.CStr() );
|
||||||
|
|
||||||
delete doc;
|
delete doc;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
Loading…
Reference in New Issue