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tdeartwork/tdescreensaver/kxsconfig/kxsxml.cpp

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//-----------------------------------------------------------------------------
//
// TDE xscreensaver configuration dialog
//
// Copyright (c) Martin R. Jones <mjones@kde.org> 2002
//
// 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;
// version 2 of the License.
//
// 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; see the file COPYING. If not, write to
// the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
// Boston, MA 02110-1301, USA.
#include "kxsxml.h"
#include "kxscontrol.h"
#include <tqobject.h>
#include <tqfile.h>
#include <tqvbox.h>
#include <tqhbox.h>
#include <stdio.h>
KXSXml::KXSXml( TQWidget *p )
: parent(p), handler(0)
{
}
bool KXSXml::parse( const TQString &filename )
{
TQFile file( filename );
handler = new KXSXmlHandler( parent );
TQXmlInputSource source( TQT_TQIODEVICE(&file) );
TQXmlSimpleReader reader;
reader.setContentHandler( handler );
if ( !reader.parse( &source, FALSE ) )
return FALSE;
return true;
}
const TQPtrList<KXSConfigItem> *KXSXml::items() const
{
if ( handler )
return handler->items();
return 0;
}
TQString KXSXml::description() const
{
if ( handler )
return handler->description();
return TQString();
}
//===========================================================================
KXSXmlHandler::KXSXmlHandler( TQWidget *p )
: TQXmlDefaultHandler(), parent(p), selItem(0), inDesc(false)
{
mParentStack.push( p );
}
bool KXSXmlHandler::startDocument()
{
return true;
}
bool KXSXmlHandler::startElement( const TQString&, const TQString&,
const TQString& qName,
const TQXmlAttributes &atts )
{
KXSConfigItem *i = 0;
TQString id = atts.value("id");
if ( qName == "number" ) {
TQString sLow = atts.value( "low" );
TQString sHigh = atts.value( "high" );
if ( sLow.contains( '.' ) || sHigh.contains( '.' ) ) {
if ( parent )
i = new KXSDoubleRangeControl( parent, id, atts );
else
i = new KXSDoubleRangeItem( id, atts );
} else {
if ( parent )
i = new KXSRangeControl( parent, id, atts );
else
i = new KXSRangeItem( id, atts );
}
} else if ( qName == "boolean" ) {
if ( parent )
i = new KXSCheckBoxControl( parent, id, atts );
else
i = new KXSBoolItem( id, atts );
} else if ( qName == "string" ) {
if ( parent )
i = new KXSLineEditControl( parent, id, atts );
else
i = new KXSStringItem( id, atts );
} else if ( qName == "file" ) {
if ( parent )
i = new KXSFileControl( parent, id, atts );
else
i = new KXSStringItem( id, atts );
} else if ( qName == "_description" ) {
inDesc = true;
} else if ( qName == "select" ) {
if ( parent )
selItem = new KXSDropListControl( parent, id, atts );
else
selItem = new KXSSelectItem( id, atts );
i = selItem;
} else if ( qName == "option" && selItem ) {
selItem->addOption( atts );
} else if ( qName == "hgroup" && parent ) {
TQHBox *hb = new TQHBox( parent );
mParentStack.push( hb );
parent = hb;
} else if ( qName == "vgroup" && parent ) {
TQVBox *vb = new TQVBox( parent );
mParentStack.push( vb );
parent = vb;
}
if ( i )
mConfigItemList.append( i );
return true;
}
bool KXSXmlHandler::endElement( const TQString&, const TQString&, const TQString &qName )
{
if ( qName == "select" ) {
selItem = 0;
} else if ( qName == "_description" ) {
inDesc = false;
} else if ( (qName == "hgroup" || qName == "vgroup") && parent ) {
if ( mParentStack.count() > 1 ) {
mParentStack.pop();
parent = mParentStack.top();
}
}
return true;
}
bool KXSXmlHandler::characters( const TQString &ch )
{
if ( inDesc )
desc += ch;
return true;
}