You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
tdegraphics/kpovmodeler/pmcomment.cpp

175 lines
4.2 KiB

/*
**************************************************************************
description
--------------------
copyright : (C) 2000-2001 by Andreas Zehender
email : zehender@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. *
* *
**************************************************************************/
#include "pmcomment.h"
#include "pmxmlhelper.h"
#include "pmcommentedit.h"
#include "pmmemento.h"
#include <tqtextstream.h>
#include <klocale.h>
PMDefinePropertyClass( PMComment, PMCommentProperty );
PMMetaObject* PMComment::s_pMetaObject = 0;
PMObject* createNewComment( PMPart* part )
{
return new PMComment( part );
}
const unsigned int c_maxDescriptionLength = 25;
PMComment::PMComment( PMPart* part )
: Base( part )
{
}
PMComment::PMComment( PMPart* part, const TQString& t )
: Base( part )
{
m_text = t;
}
PMComment::PMComment( const PMComment& c )
: Base( c )
{
m_text = c.m_text;
}
PMComment::~PMComment( )
{
}
TQString PMComment::description( ) const
{
if( !m_text.isEmpty( ) )
{
TQString copy = m_text;
TQTextStream str( &copy, IO_ReadOnly );
TQString tmp, desc;
bool stop = false;
bool truncated = false;
while( !str.atEnd( ) && !stop )
{
str >> tmp;
if( desc.length( ) + tmp.length( ) + 1 <= c_maxDescriptionLength )
{
if( !desc.isEmpty( ) )
desc += " ";
desc += tmp;
}
else
{
if( desc.isEmpty( ) )
{
desc = tmp.left( c_maxDescriptionLength );
if( tmp.length( ) > c_maxDescriptionLength )
truncated = true;
}
else
truncated = true;
stop = true;
}
}
if( truncated )
desc += "...";
return desc;
}
return i18n( "comment" );
}
void PMComment::setText( const TQString& text )
{
if( text != m_text )
{
if( m_pMemento )
{
m_pMemento->addData( s_pMetaObject, PMTextID, m_text );
m_pMemento->setDescriptionChanged( );
}
m_text = text;
}
}
PMMetaObject* PMComment::tqmetaObject( ) const
{
if( !s_pMetaObject )
{
s_pMetaObject = new PMMetaObject( "Comment", Base::tqmetaObject( ),
createNewComment );
s_pMetaObject->addProperty(
new PMCommentProperty( "text", &PMComment::setText, &PMComment::text ) );
}
return s_pMetaObject;
}
void PMComment::cleanUp( ) const
{
if( s_pMetaObject )
{
delete s_pMetaObject;
s_pMetaObject = 0;
}
Base::cleanUp( );
}
void PMComment::serialize( TQDomElement& e, TQDomDocument& doc ) const
{
TQDomText t = doc.createTextNode( m_text );
e.appendChild( t );
}
void PMComment::readAttributes( const PMXMLHelper& h )
{
TQDomNode e = h.element( ).firstChild( );
if( e.isText( ) )
m_text = e.toText( ).data( );
}
PMDialogEditBase* PMComment::editWidget( TQWidget* tqparent ) const
{
return new PMCommentEdit( tqparent );
}
void PMComment::restoreMemento( PMMemento* s )
{
PMMementoDataIterator it( s );
PMMementoData* data;
for( ; it.current( ); ++it )
{
data = it.current( );
if( data->objectType( ) == s_pMetaObject )
{
switch( data->valueID( ) )
{
case PMTextID:
setText( data->stringData( ) );
break;
default:
kdError( PMArea ) << "Wrong ID in PMComment::restoreMemento\n";
break;
}
}
}
Base::restoreMemento( s );
}