- moved encodeAttr out of XMLElement into an anonymous namespace

- private copy ctor and assignment operator
- changed license to LGPL

2 files changed, 72 insertions, 68 deletions

diff --git a/libopie/xmltree.cc b/libopie/xmltree.cc
index 9b8dd05..bf93151 100644
--- a/libopie/xmltree.cc
+++ b/libopie/xmltree.cc
@@ -1,324 +1,326 @@
 /*  This file is part of the KDE project
     Copyright (C) 2001 Simon Hausmann <hausmann@kde.org>
 
-    This program is free software; you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation; either version 2 of the License, or
-    (at your option) any later version.
-
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-    As a special exception this program may be linked with Qt non-commercial 
-    edition, the resulting executable be distributed, without including the 
-    source code for the Qt non-commercial edition in the source distribution.
-
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.
 */
 
 
 #include "xmltree.h"
 
 #include <qxml.h>
 
 #include <assert.h>
 
+namespace
+{
+
+/**
+  Encode an attribute value upon saving.
+  replaces '"' with "&quot"
+  replaces '<' with "&lt"
+  replaces '&' with "&amp"
+  replaces '>' with "&gt"
+*/
+QString encodeAttr( const QString& str ) 
+{
+    QString encAttr( str ); // cause of the const parameter
+    encAttr = encAttr.replace( QRegExp( "[<]"  ), "&lt"   );
+    encAttr = encAttr.replace( QRegExp( "[>]"  ), "&gt"   );
+    encAttr = encAttr.replace( QRegExp( "[\"]" ), "&quot" );
+    encAttr = encAttr.replace( QRegExp( "[&]"  ), "&amp"  );   
+    return encAttr;
+}
+
+}
+
 XMLElement::XMLElement()
     : m_parent( 0 ), m_next( 0 ), m_prev( 0 ), m_first( 0 ), m_last( 0 )
 {
 }
 
 XMLElement::~XMLElement()
 {
     XMLElement *n = m_first;
 
     while ( n )
     {
         XMLElement *tmp = n;
         n = n->m_next;
         delete tmp;
     }
 }
 
 void XMLElement::appendChild( XMLElement *child )
 {
     if ( child->m_parent )
         child->m_parent->removeChild( child );
 
     child->m_parent = this;
 
     if ( m_last )
         m_last->m_next = child;
 
     child->m_prev = m_last;
 
     if ( !m_first )
         m_first = child;
 
     m_last = child;
 }
 
 void XMLElement::insertAfter( XMLElement *newChild, XMLElement *refChild )
 {
     assert( newChild != refChild );
 
     if ( refChild == m_last )
     {
         appendChild( newChild );
         return;
     }
 
     assert( refChild );
     assert( refChild->m_parent );
     assert( refChild->m_parent == this );
 
     if ( newChild->m_parent && newChild != refChild )
         newChild->m_parent->removeChild( newChild );
 
     newChild->m_parent = this;
 
     XMLElement *next = refChild->m_next;
 
     refChild->m_next = newChild;
 
     newChild->m_prev = refChild;
     newChild->m_next = next;
    
     if ( next )
         next->m_prev = newChild;
 }
 
 void XMLElement::insertBefore( XMLElement *newChild, XMLElement *refChild )
 {
     assert( refChild );
     assert( refChild->m_parent );
     assert( refChild->m_parent == this );
     assert( newChild != refChild );
 
     if ( newChild->m_parent && newChild != refChild )
         newChild->m_parent->removeChild( newChild );
 
     newChild->m_parent = this;
 
     XMLElement *prev = refChild->m_prev;
 
     refChild->m_prev = newChild;
     
     newChild->m_prev = prev;
     newChild->m_next = refChild;
 
     if ( prev )
         prev->m_next = newChild;
 
     if ( refChild == m_first )
         m_first = newChild;
 }
 
 void XMLElement::removeChild( XMLElement *child )
 {
     if ( child->m_parent != this )
         return;
 
     if ( m_first == child )
         m_first = child->m_next;
 
     if ( m_last == child )
         m_last = child->m_prev;
 
     if ( child->m_prev )
         child->m_prev->m_next = child->m_next;
 
     if ( child->m_next )
         child->m_next->m_prev = child->m_prev;
 
     child->m_parent = 0;
     child->m_prev = 0;
     child->m_next = 0;
 }
 
 void XMLElement::save( QTextStream &s, uint indent )
 {
     if ( !m_value.isEmpty() )
     {
         s << encodeAttr( m_value );
         return;
     }
 
     for ( uint i = 0; i < indent; ++i )
         s << " ";
 
     s << "<" << m_tag;
 
     if ( !m_attributes.isEmpty() )
     {
         s << " ";
         AttributeMap::ConstIterator it = m_attributes.begin();
         AttributeMap::ConstIterator end = m_attributes.end();
         for (; it != end; ++it )
         {
             s << it.key() << "=\"" << encodeAttr( it.data() ) << "\"";
             s << " ";
         }
     }
 
     if ( m_last )
     {
         if ( ( m_first && !m_first->value().isEmpty() ) || !m_parent )
             s << ">";
         else
             s << ">" << endl;
 
         int newIndent = indent;
         if ( m_parent )
             newIndent++;
 
         XMLElement *n = m_first;
         while ( n )
         {
             n->save( s, newIndent );
             n = n->nextChild();
         }
 
         if ( m_last && m_last->value().isEmpty() && m_parent )
             for ( uint i = 0; i < indent; ++i )
                 s << " ";
 
         if ( m_parent )
             s << "</" << m_tag << ">" << endl;
     }
     else
         s << "/>" << endl;
 }
-/**
-  Encode an attribute value upon saving.
-  replaces '"' with "&quot"
-  replaces '<' with "&lt"
-  replaces '&' with "&amp"
-  replaces '>' with "&gt"
-*/
-QString XMLElement::encodeAttr( const QString& str )
-{
-    QString encAttr( str ); // cause of the const parameter
-    encAttr = encAttr.replace( QRegExp( "[<]"  ), "&lt"   );
-    encAttr = encAttr.replace( QRegExp( "[>]"  ), "&gt"   );
-    encAttr = encAttr.replace( QRegExp( "[\"]" ), "&quot" );
-    encAttr = encAttr.replace( QRegExp( "[&]"  ), "&amp"  );   
-    return encAttr;
-}
 
 class Handler : public QXmlDefaultHandler
 {
 public:
     Handler() : m_node( 0 ), m_root( 0 ) {}
 
     XMLElement *root() const { return m_root; }
 
     virtual bool startDocument();
     virtual bool endDocument();
     virtual bool startElement( const QString &ns, const QString &ln, const QString &qName,
                                const QXmlAttributes &attr );
     virtual bool endElement( const QString &ns, const QString &ln, const QString &qName );
     virtual bool characters( const QString &ch );
 
 private:
     XMLElement *m_node;
     XMLElement *m_root;
 };
 
 bool Handler::startDocument()
 {
     m_root = m_node = new XMLElement;
 
     return true;
 }
 
 bool Handler::endDocument()
 {
     return m_root == m_node;
 }
 
 bool Handler::startElement( const QString &, const QString &, const QString &qName,
                            const QXmlAttributes &attr )
 {
     XMLElement *bm = new XMLElement;
 
     XMLElement::AttributeMap attributes;
     for ( int i = 0; i < attr.length(); ++i )
         attributes[ attr.qName( i ) ] = attr.value( i );
 
     bm->setAttributes( attributes );
 
     bm->setTagName( qName );
 
     m_node->appendChild( bm );
     m_node = bm;
 
     return true;
 }
 
 bool Handler::endElement( const QString &, const QString &, const QString & )
 {
     if ( m_node == m_root )
         return false;
 
     m_node = m_node->parent();
     return true;
 }
 
 bool Handler::characters( const QString &ch )
 {
     XMLElement *textNode = new XMLElement;
     textNode->setValue( ch );
     m_node->appendChild( textNode );
     return true;
 }
 
 XMLElement *XMLElement::namedItem( const QString &name )
 {
     XMLElement *e = m_first;
 
     for (; e; e = e->nextChild() )
         if ( e->tagName() == name )
             return e;
 
     return 0; 
 }
 
 XMLElement *XMLElement::clone() const
 {
     XMLElement *res = new XMLElement;
 
     res->setTagName( m_tag );
     res->setValue( m_value );
     res->setAttributes( m_attributes );
 
     XMLElement *e = m_first;
     for (; e; e = e->m_next )
         res->appendChild( e->clone() );
 
     return res;
 }
 
 XMLElement *XMLElement::load( const QString &fileName )
 {
     QFile f( fileName );
     if ( !f.open( IO_ReadOnly ) )
         return 0;
 
     QTextStream stream( &f );
     stream.setEncoding( QTextStream::UnicodeUTF8 );
     QXmlInputSource src( stream );
     QXmlSimpleReader reader;
     Handler handler;
 
     reader.setFeature( "http://trolltech.com/xml/features/report-whitespace-only-CharData", false );
     reader.setContentHandler( &handler );
     reader.parse( src );
 
     return handler.root();;
 }
diff --git a/libopie2/opiecore/xmltree.cc b/libopie2/opiecore/xmltree.cc
index 9b8dd05..bf93151 100644
--- a/libopie2/opiecore/xmltree.cc
+++ b/libopie2/opiecore/xmltree.cc
@@ -1,324 +1,326 @@
 /*  This file is part of the KDE project
     Copyright (C) 2001 Simon Hausmann <hausmann@kde.org>
 
-    This program is free software; you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation; either version 2 of the License, or
-    (at your option) any later version.
-
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-    As a special exception this program may be linked with Qt non-commercial 
-    edition, the resulting executable be distributed, without including the 
-    source code for the Qt non-commercial edition in the source distribution.
-
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.
 */
 
 
 #include "xmltree.h"
 
 #include <qxml.h>
 
 #include <assert.h>
 
+namespace
+{
+
+/**
+  Encode an attribute value upon saving.
+  replaces '"' with "&quot"
+  replaces '<' with "&lt"
+  replaces '&' with "&amp"
+  replaces '>' with "&gt"
+*/
+QString encodeAttr( const QString& str ) 
+{
+    QString encAttr( str ); // cause of the const parameter
+    encAttr = encAttr.replace( QRegExp( "[<]"  ), "&lt"   );
+    encAttr = encAttr.replace( QRegExp( "[>]"  ), "&gt"   );
+    encAttr = encAttr.replace( QRegExp( "[\"]" ), "&quot" );
+    encAttr = encAttr.replace( QRegExp( "[&]"  ), "&amp"  );   
+    return encAttr;
+}
+
+}
+
 XMLElement::XMLElement()
     : m_parent( 0 ), m_next( 0 ), m_prev( 0 ), m_first( 0 ), m_last( 0 )
 {
 }
 
 XMLElement::~XMLElement()
 {
     XMLElement *n = m_first;
 
     while ( n )
     {
         XMLElement *tmp = n;
         n = n->m_next;
         delete tmp;
     }
 }
 
 void XMLElement::appendChild( XMLElement *child )
 {
     if ( child->m_parent )
         child->m_parent->removeChild( child );
 
     child->m_parent = this;
 
     if ( m_last )
         m_last->m_next = child;
 
     child->m_prev = m_last;
 
     if ( !m_first )
         m_first = child;
 
     m_last = child;
 }
 
 void XMLElement::insertAfter( XMLElement *newChild, XMLElement *refChild )
 {
     assert( newChild != refChild );
 
     if ( refChild == m_last )
     {
         appendChild( newChild );
         return;
     }
 
     assert( refChild );
     assert( refChild->m_parent );
     assert( refChild->m_parent == this );
 
     if ( newChild->m_parent && newChild != refChild )
         newChild->m_parent->removeChild( newChild );
 
     newChild->m_parent = this;
 
     XMLElement *next = refChild->m_next;
 
     refChild->m_next = newChild;
 
     newChild->m_prev = refChild;
     newChild->m_next = next;
    
     if ( next )
         next->m_prev = newChild;
 }
 
 void XMLElement::insertBefore( XMLElement *newChild, XMLElement *refChild )
 {
     assert( refChild );
     assert( refChild->m_parent );
     assert( refChild->m_parent == this );
     assert( newChild != refChild );
 
     if ( newChild->m_parent && newChild != refChild )
         newChild->m_parent->removeChild( newChild );
 
     newChild->m_parent = this;
 
     XMLElement *prev = refChild->m_prev;
 
     refChild->m_prev = newChild;
     
     newChild->m_prev = prev;
     newChild->m_next = refChild;
 
     if ( prev )
         prev->m_next = newChild;
 
     if ( refChild == m_first )
         m_first = newChild;
 }
 
 void XMLElement::removeChild( XMLElement *child )
 {
     if ( child->m_parent != this )
         return;
 
     if ( m_first == child )
         m_first = child->m_next;
 
     if ( m_last == child )
         m_last = child->m_prev;
 
     if ( child->m_prev )
         child->m_prev->m_next = child->m_next;
 
     if ( child->m_next )
         child->m_next->m_prev = child->m_prev;
 
     child->m_parent = 0;
     child->m_prev = 0;
     child->m_next = 0;
 }
 
 void XMLElement::save( QTextStream &s, uint indent )
 {
     if ( !m_value.isEmpty() )
     {
         s << encodeAttr( m_value );
         return;
     }
 
     for ( uint i = 0; i < indent; ++i )
         s << " ";
 
     s << "<" << m_tag;
 
     if ( !m_attributes.isEmpty() )
     {
         s << " ";
         AttributeMap::ConstIterator it = m_attributes.begin();
         AttributeMap::ConstIterator end = m_attributes.end();
         for (; it != end; ++it )
         {
             s << it.key() << "=\"" << encodeAttr( it.data() ) << "\"";
             s << " ";
         }
     }
 
     if ( m_last )
     {
         if ( ( m_first && !m_first->value().isEmpty() ) || !m_parent )
             s << ">";
         else
             s << ">" << endl;
 
         int newIndent = indent;
         if ( m_parent )
             newIndent++;
 
         XMLElement *n = m_first;
         while ( n )
         {
             n->save( s, newIndent );
             n = n->nextChild();
         }
 
         if ( m_last && m_last->value().isEmpty() && m_parent )
             for ( uint i = 0; i < indent; ++i )
                 s << " ";
 
         if ( m_parent )
             s << "</" << m_tag << ">" << endl;
     }
     else
         s << "/>" << endl;
 }
-/**
-  Encode an attribute value upon saving.
-  replaces '"' with "&quot"
-  replaces '<' with "&lt"
-  replaces '&' with "&amp"
-  replaces '>' with "&gt"
-*/
-QString XMLElement::encodeAttr( const QString& str )
-{
-    QString encAttr( str ); // cause of the const parameter
-    encAttr = encAttr.replace( QRegExp( "[<]"  ), "&lt"   );
-    encAttr = encAttr.replace( QRegExp( "[>]"  ), "&gt"   );
-    encAttr = encAttr.replace( QRegExp( "[\"]" ), "&quot" );
-    encAttr = encAttr.replace( QRegExp( "[&]"  ), "&amp"  );   
-    return encAttr;
-}
 
 class Handler : public QXmlDefaultHandler
 {
 public:
     Handler() : m_node( 0 ), m_root( 0 ) {}
 
     XMLElement *root() const { return m_root; }
 
     virtual bool startDocument();
     virtual bool endDocument();
     virtual bool startElement( const QString &ns, const QString &ln, const QString &qName,
                                const QXmlAttributes &attr );
     virtual bool endElement( const QString &ns, const QString &ln, const QString &qName );
     virtual bool characters( const QString &ch );
 
 private:
     XMLElement *m_node;
     XMLElement *m_root;
 };
 
 bool Handler::startDocument()
 {
     m_root = m_node = new XMLElement;
 
     return true;
 }
 
 bool Handler::endDocument()
 {
     return m_root == m_node;
 }
 
 bool Handler::startElement( const QString &, const QString &, const QString &qName,
                            const QXmlAttributes &attr )
 {
     XMLElement *bm = new XMLElement;
 
     XMLElement::AttributeMap attributes;
     for ( int i = 0; i < attr.length(); ++i )
         attributes[ attr.qName( i ) ] = attr.value( i );
 
     bm->setAttributes( attributes );
 
     bm->setTagName( qName );
 
     m_node->appendChild( bm );
     m_node = bm;
 
     return true;
 }
 
 bool Handler::endElement( const QString &, const QString &, const QString & )
 {
     if ( m_node == m_root )
         return false;
 
     m_node = m_node->parent();
     return true;
 }
 
 bool Handler::characters( const QString &ch )
 {
     XMLElement *textNode = new XMLElement;
     textNode->setValue( ch );
     m_node->appendChild( textNode );
     return true;
 }
 
 XMLElement *XMLElement::namedItem( const QString &name )
 {
     XMLElement *e = m_first;
 
     for (; e; e = e->nextChild() )
         if ( e->tagName() == name )
             return e;
 
     return 0; 
 }
 
 XMLElement *XMLElement::clone() const
 {
     XMLElement *res = new XMLElement;
 
     res->setTagName( m_tag );
     res->setValue( m_value );
     res->setAttributes( m_attributes );
 
     XMLElement *e = m_first;
     for (; e; e = e->m_next )
         res->appendChild( e->clone() );
 
     return res;
 }
 
 XMLElement *XMLElement::load( const QString &fileName )
 {
     QFile f( fileName );
     if ( !f.open( IO_ReadOnly ) )
         return 0;
 
     QTextStream stream( &f );
     stream.setEncoding( QTextStream::UnicodeUTF8 );
     QXmlInputSource src( stream );
     QXmlSimpleReader reader;
     Handler handler;
 
     reader.setFeature( "http://trolltech.com/xml/features/report-whitespace-only-CharData", false );
     reader.setContentHandler( &handler );
     reader.parse( src );
 
     return handler.root();;
 }