- in the systemMessage handler for setCurrentRotation, call

  setCurrentRotation only if we're the display server

1 files changed, 5 insertions, 3 deletions

diff --git a/library/qpeapplication.cpp b/library/qpeapplication.cpp
index 7463074..f5bf0c5 100644
--- a/library/qpeapplication.cpp
+++ b/library/qpeapplication.cpp
@@ -686,771 +686,773 @@ void QPEApplication::setInputMethodHint( QWidget * w, InputMethodHint mode )
 	else {
 		inputMethodDict->insert( w, ( void* ) mode );
 	}
 }
 
 class HackDialog : public QDialog
 {
 public:
 	void acceptIt()
 	{
 		accept();
 	}
 	void rejectIt()
 	{
 		reject();
 	}
 };
 
 
 void QPEApplication::mapToDefaultAction( QWSKeyEvent * ke, int key )
 {
 	// specialised actions for certain widgets. May want to
 	// add more stuff here.
 	if ( activePopupWidget() && activePopupWidget() ->inherits( "QListBox" )
 	        && activePopupWidget() ->parentWidget()
 	        && activePopupWidget() ->parentWidget() ->inherits( "QComboBox" ) )
 		key = Qt::Key_Return;
 
 	if ( activePopupWidget() && activePopupWidget() ->inherits( "QPopupMenu" ) )
 		key = Qt::Key_Return;
 
 #ifdef QWS
 
 	ke->simpleData.keycode = key;
 #endif
 }
 
 class HackWidget : public QWidget
 {
 public:
 	bool needsOk()
 	{
 		return ( getWState() & WState_Reserved1 );
 	}
 };
 
 /*!
   \internal
 */
 
 #ifdef QWS
 bool QPEApplication::qwsEventFilter( QWSEvent * e )
 {
 	if ( !d->notbusysent && e->type == QWSEvent::Focus ) {
 		if ( qApp->type() != QApplication::GuiServer ) {
 			QCopEnvelope e( "QPE/System", "notBusy(QString)" );
 			e << d->appName;
 		}
 		d->notbusysent = TRUE;
 	}
 	if ( type() == GuiServer ) {
 		switch ( e->type ) {
 			case QWSEvent::Mouse:
 				if ( e->asMouse() ->simpleData.state && !QWidget::find( e->window() ) )
 					emit clientMoused();
 				break;
 			default:
 				break;
 		}
 	}
 	if ( e->type == QWSEvent::Key ) {
 		QWSKeyEvent *ke = ( QWSKeyEvent * ) e;
 		if ( ke->simpleData.keycode == Qt::Key_F33 ) {
 			// Use special "OK" key to press "OK" on top level widgets
 			QWidget * active = activeWindow();
 			QWidget *popup = 0;
 			if ( active && active->isPopup() ) {
 				popup = active;
 				active = active->parentWidget();
 			}
 			if ( active && ( int ) active->winId() == ke->simpleData.window &&
 			        !active->testWFlags( WStyle_Customize | WType_Popup | WType_Desktop ) ) {
 				if ( ke->simpleData.is_press ) {
 					if ( popup )
 						popup->close();
 					if ( active->inherits( "QDialog" ) ) {
 						HackDialog * d = ( HackDialog * ) active;
 						d->acceptIt();
 						return TRUE;
 					}
 					else if ( ( ( HackWidget * ) active ) ->needsOk() ) {
 						QSignal s;
 						s.connect( active, SLOT( accept() ) );
 						s.activate();
 					}
 					else {
 						// do the same as with the select key: Map to the default action of the widget:
 						mapToDefaultAction( ke, Qt::Key_Return );
 					}
 				}
 			}
 		}
 		else if ( ke->simpleData.keycode == Qt::Key_F30 ) {
 			// Use special "select" key to do whatever default action a widget has
 			mapToDefaultAction( ke, Qt::Key_Space );
 		}
 		else if ( ke->simpleData.keycode == Qt::Key_Escape &&
 		          ke->simpleData.is_press ) {
 			// Escape key closes app if focus on toplevel
 			QWidget * active = activeWindow();
 			if ( active && active->testWFlags( WType_TopLevel ) &&
 			        ( int ) active->winId() == ke->simpleData.window &&
 			        !active->testWFlags( WStyle_Dialog | WStyle_Customize | WType_Popup | WType_Desktop ) ) {
 				if ( active->inherits( "QDialog" ) ) {
 					HackDialog * d = ( HackDialog * ) active;
 					d->rejectIt();
 					return TRUE;
 				}
 				else if ( strcmp( argv() [ 0 ], "embeddedkonsole" ) != 0 ) {
 					active->close();
 				}
 			}
 		}
 		else if ( ke->simpleData.keycode >= Qt::Key_F1 && ke->simpleData.keycode <= Qt::Key_F29 ) {
 			// this should be if ( ODevice::inst ( )-> buttonForKeycode ( ... ))
 			// but we cannot access libopie function within libqpe :(
 
 			QWidget * active = activeWindow ( );
 			if ( active && ((int) active-> winId ( ) == ke-> simpleData.window )) {
 				if ( d-> kbgrabbed ) { // we grabbed the keyboard
 					QChar ch ( ke-> simpleData.unicode );
 					QKeyEvent qke ( ke-> simpleData. is_press ? QEvent::KeyPress : QEvent::KeyRelease, 
 					                ke-> simpleData.keycode,
 					                ch. latin1 ( ),
 					                ke-> simpleData.modifiers,
 					                QString ( ch ),
 					                ke-> simpleData.is_auto_repeat, 1 );
 
 					QObject *which = QWidget::keyboardGrabber ( );
 					if ( !which )  
 						which = QApplication::focusWidget ( );
 					if ( !which )  
 						which = QApplication::activeWindow ( );
 					if ( !which )  
 						which = qApp;
 				         
 					QApplication::sendEvent ( which, &qke );
 				}
 				else { // we didn't grab the keyboard, so send the event to the launcher
 					QCopEnvelope e ( "QPE/Launcher", "deviceButton(int,int,int)" );
 					e << int( ke-> simpleData.keycode ) << int( ke-> simpleData. is_press ) << int( ke-> simpleData.is_auto_repeat );
 				}
 			}
 			return true;
 		}		
 	}
 	if ( e->type == QWSEvent::Focus ) {
 		QWSFocusEvent * fe = ( QWSFocusEvent* ) e;
 		if ( !fe->simpleData.get_focus ) {
 			QWidget * active = activeWindow();
 			while ( active && active->isPopup() ) {
 				active->close();
 				active = activeWindow();
 			}
 		}
 		else {
 			// make sure our modal widget is ALWAYS on top
 			QWidget *topm = activeModalWidget();
 			if ( topm ) {
 				topm->raise();
 			}
 		}
 		if ( fe->simpleData.get_focus && inputMethodDict ) {
 			InputMethodHint m = inputMethodHint( QWidget::find( e->window() ) );
 			if ( m == AlwaysOff )
 				Global::hideInputMethod();
 			if ( m == AlwaysOn )
 				Global::showInputMethod();
 		}
 	}
 	return QApplication::qwsEventFilter( e );
 }
 #endif
 
 /*!
   Destroys the QPEApplication.
 */
 QPEApplication::~QPEApplication()
 {
 	ungrabKeyboard();
 #if defined(Q_WS_QWS) && !defined(QT_NO_COP)
 	// Need to delete QCopChannels early, since the display will
 	// be gone by the time we get to ~QObject().
 	delete sysChannel;
 	delete pidChannel;
 #endif
 
 	delete d;
 }
 
 /*!
   Returns <tt>$OPIEDIR/</tt>.
 */
 QString QPEApplication::qpeDir()
 {
 	const char * base = getenv( "OPIEDIR" );
 	if ( base )
 		return QString( base ) + "/";
 
 	return QString( "../" );
 }
 
 /*!
   Returns the user's current Document directory. There is a trailing "/".
   .. well, it does now,, and there's no trailing '/'
 */
 QString QPEApplication::documentDir()
 {
 	const char* base = getenv( "HOME");
 	if ( base )
 		return QString( base ) + "/Documents";
 
 	return QString( "../Documents" );
 }
 
 static int deforient = -1;
 
 /*!
   \internal
 */
 int QPEApplication::defaultRotation()
 {
 	if ( deforient < 0 ) {
 		QString d = getenv( "QWS_DISPLAY" );
 		if ( d.contains( "Rot90" ) ) {
 			deforient = 90;
 		}
 		else if ( d.contains( "Rot180" ) ) {
 			deforient = 180;
 		}
 		else if ( d.contains( "Rot270" ) ) {
 			deforient = 270;
 		}
 		else {
 			deforient = 0;
 		}
 	}
 	return deforient;
 }
 
 /*!
   \internal
 */
 void QPEApplication::setDefaultRotation( int r )
 {
 	if ( qApp->type() == GuiServer ) {
 		deforient = r;
 		setenv( "QWS_DISPLAY", QString( "Transformed:Rot%1:0" ).arg( r ).latin1(), 1 );
 		Config config("qpe");
 		config.setGroup( "Rotation" );
 		config.writeEntry( "Screen", getenv("QWS_DISPLAY") );
 	}
 	else {
 #ifndef QT_NO_COP
 		{ QCopEnvelope e( "QPE/System", "setDefaultRotation(int)" );
 			e << r;
 		}
 #endif
 
 	}
 }
 
 
 /*!
   \internal
 */
 void QPEApplication::applyStyle()
 {
 	Config config( "qpe" );
 	config.setGroup( "Appearance" );
 
 	// don't block ourselves ...
 	Opie::force_appearance = 0;
 
 	static QString appname = Opie::binaryName ( );
 
 	QStringList ex = config. readListEntry ( "NoStyle", ';' );
 	int nostyle = 0;
 	for ( QStringList::Iterator it = ex. begin ( ); it != ex. end ( ); ++it ) {
 		if ( QRegExp (( *it ). mid ( 1 ), false, true ). find ( appname, 0 ) >= 0 ) {
 			nostyle = ( *it ). left ( 1 ). toInt ( 0, 32 );
 			break;
 		}
 	}
 
 	// Widget style
 	QString style = config.readEntry( "Style", "Light" );
 
 	// don't set a custom style
 	if ( nostyle & Opie::Force_Style )
 		style = "Light";
 
 	internalSetStyle ( style );
 
 	// Colors
 	QColor bgcolor( config.readEntry( "Background", "#E5E1D5" ) );
 	QColor btncolor( config.readEntry( "Button", "#D6CDBB" ) );
 	QPalette pal( btncolor, bgcolor );
 	QString color = config.readEntry( "Highlight", "#800000" );
 	pal.setColor( QColorGroup::Highlight, QColor( color ) );
 	color = config.readEntry( "HighlightedText", "#FFFFFF" );
 	pal.setColor( QColorGroup::HighlightedText, QColor( color ) );
 	color = config.readEntry( "Text", "#000000" );
 	pal.setColor( QColorGroup::Text, QColor( color ) );
 	color = config.readEntry( "ButtonText", "#000000" );
 	pal.setColor( QPalette::Active, QColorGroup::ButtonText, QColor( color ) );
 	color = config.readEntry( "Base", "#FFFFFF" );
 	pal.setColor( QColorGroup::Base, QColor( color ) );
 
 	pal.setColor( QPalette::Disabled, QColorGroup::Text,
 	              pal.color( QPalette::Active, QColorGroup::Background ).dark() );
 
 	setPalette( pal, TRUE );
 
 	// Window Decoration
 	QString dec = config.readEntry( "Decoration", "Qtopia" );
 
 	// don't set a custom deco
 	if ( nostyle & Opie::Force_Decoration )
 		dec = "";
 
 	//qDebug ( "Setting Deco: %s -- old %s (%d)", dec.latin1(), d-> decorationName.latin1(), nostyle);
 
 	if ( dec != d->decorationName ) {
 		qwsSetDecoration( new QPEDecoration( dec ) );
 		d->decorationName = dec;
 	}
 
 	// Font
 	QString ff = config.readEntry( "FontFamily", font().family() );
 	int fs = config.readNumEntry( "FontSize", font().pointSize() );
 
 	// don't set a custom font
 	if ( nostyle & Opie::Force_Font ) {
 		ff = "Helvetica";
 		fs = 10;
 	}
 
 	setFont ( QFont ( ff, fs ), true );
 
 	// revert to global blocking policy ...
 	Opie::force_appearance = config. readBoolEntry ( "ForceStyle", false ) ? Opie::Force_All : Opie::Force_None;
 	Opie::force_appearance &= ~nostyle;
 }
 
 void QPEApplication::systemMessage( const QCString& msg, const QByteArray& data )
 {
 #ifdef Q_WS_QWS
 	QDataStream stream( data, IO_ReadOnly );
 	if ( msg == "applyStyle()" ) {
 		applyStyle();
 	}
 	else if ( msg == "toggleApplicationMenu()" ) {
 		QWidget *active = activeWindow ( );
 	
 		if ( active ) {
 			QPEMenuToolFocusManager *man = QPEMenuToolFocusManager::manager ( );			
 			bool oldactive = man-> isActive ( );
 
 			man-> setActive( !man-> isActive() );
 
 			if ( !oldactive && !man-> isActive ( )) { // no menubar to toggle -> try O-Menu
 				QCopEnvelope e ( "QPE/TaskBar", "toggleStartMenu()" );
 			}
 		}
 	}
 	else if ( msg == "setDefaultRotation(int)" ) {
 		if ( type() == GuiServer ) {
 			int r;
 			stream >> r;
 			setDefaultRotation( r );
 		}
 	}
 	else if ( msg == "setCurrentRotation(int)" ) {
-		int r;
-		stream >> r;
-		setCurrentRotation( r );
+	    	if ( type() == GuiServer ) {
+			int r;
+			stream >> r;
+			setCurrentRotation( r );
+		}
  	}
 	else if ( msg == "shutdown()" ) {
 		if ( type() == GuiServer )
 			shutdown();
 	}
 	else if ( msg == "quit()" ) {
 		if ( type() != GuiServer )
 			tryQuit();
 	}
 	else if ( msg == "forceQuit()" ) {
 		if ( type() != GuiServer )
 			quit();
 	}
 	else if ( msg == "restart()" ) {
 		if ( type() == GuiServer )
 			restart();
 	}
 	else if ( msg == "language(QString)" ) {
 		if ( type() == GuiServer ) {
 			QString l;
 			stream >> l;
 			QString cl = getenv( "LANG" );
 			if ( cl != l ) {
 				if ( l.isNull() )
 					unsetenv( "LANG" );
 				else
 					setenv( "LANG", l.latin1(), 1 );
 				restart();
 			}
 		}
 	}
 	else if ( msg == "timeChange(QString)" ) {
 		QString t;
 		stream >> t;
 		if ( t.isNull() )
 			unsetenv( "TZ" );
 		else
 			setenv( "TZ", t.latin1(), 1 );
 		// emit the signal so everyone else knows...
 		emit timeChanged();
 	}
 	else if ( msg == "execute(QString)" ) {
 		if ( type() == GuiServer ) {
 			QString t;
 			stream >> t;
 			Global::execute( t );
 		}
 	}
 	else if ( msg == "execute(QString,QString)" ) {
 		if ( type() == GuiServer ) {
 			QString t, d;
 			stream >> t >> d;
 			Global::execute( t, d );
 		}
 	}
 	else if ( msg == "addAlarm(QDateTime,QCString,QCString,int)" ) {
 		if ( type() == GuiServer ) {
 			QDateTime when;
 			QCString channel, message;
 			int data;
 			stream >> when >> channel >> message >> data;
 			AlarmServer::addAlarm( when, channel, message, data );
 		}
 	}
 	else if ( msg == "deleteAlarm(QDateTime,QCString,QCString,int)" ) {
 		if ( type() == GuiServer ) {
 			QDateTime when;
 			QCString channel, message;
 			int data;
 			stream >> when >> channel >> message >> data;
 			AlarmServer::deleteAlarm( when, channel, message, data );
 		}
 	}
 	else if ( msg == "clockChange(bool)" ) {
 		int tmp;
 		stream >> tmp;
 		emit clockChanged( tmp );
 	}
 	else if ( msg == "weekChange(bool)" ) {
 		int tmp;
 		stream >> tmp;
 		emit weekChanged( tmp );
 	}
 	else if ( msg == "setDateFormat(DateFormat)" ) {
 		DateFormat tmp;
 		stream >> tmp;
 		emit dateFormatChanged( tmp );
 	}
 	else if ( msg == "setVolume(int,int)" ) {
 		int t, v;
 		stream >> t >> v;
 		setVolume( t, v );
 		emit volumeChanged( muted );
 	}
 	else if ( msg == "volumeChange(bool)" ) {
 		stream >> muted;
 		setVolume();
 		emit volumeChanged( muted );
 	}
 	else if ( msg == "setMic(int,int)" ) { // Added: 2002-02-08 by Jeremy Cowgar <jc@cowgar.com>
 		int t, v;
 		stream >> t >> v;
 		setMic( t, v );
 		emit micChanged( micMuted );
 	}
 	else if ( msg == "micChange(bool)" ) { // Added: 2002-02-08 by Jeremy Cowgar <jc@cowgar.com>
 		stream >> micMuted;
 		setMic();
 		emit micChanged( micMuted );
 	}
 	else if ( msg == "setBass(int,int)" ) { // Added: 2002-12-13 by Maximilian Reiss <harlekin@handhelds.org>
 		int t, v;
 		stream >> t >> v;
 		setBass( t, v );
 	}
 	else if ( msg == "bassChange(bool)" ) { // Added: 2002-12-13 by Maximilian Reiss <harlekin@handhelds.org>
 	        setBass();
 	}
     	else if ( msg == "setTreble(int,int)" ) { // Added: 2002-12-13 by Maximilian Reiss <harlekin@handhelds.org>
 		int t, v;
 		stream >> t >> v;
 		setTreble( t, v );
 	}
 	else if ( msg == "trebleChange(bool)" ) { // Added: 2002-12-13 by Maximilian Reiss <harlekin@handhelds.org>
 	        setTreble();
 	}
 
 
 
 #endif
 }
 
 /*!
   \internal
 */
 bool QPEApplication::raiseAppropriateWindow()
 {
 	bool r = FALSE;
 	// ########## raise()ing main window should raise and set active
 	// ########## it and then all childen. This belongs in Qt/Embedded
 	QWidget *top = d->qpe_main_widget;
 	if ( !top )
 		top = mainWidget();
 	if ( top && d->keep_running ) {
 		if ( top->isVisible() )
 			r = TRUE;
 		else if (d->preloaded) {
 			// We are preloaded and not visible.. pretend we just started..
 			QCopEnvelope e("QPE/System", "fastAppShowing(QString)");
 			e << d->appName;
 		}
 
 		d->show_mx(top, d->nomaximize);
 		top->raise();
 		top->setActiveWindow();
 	}
 	QWidget *topm = activeModalWidget();
 	if ( topm && topm != top ) {
 		topm->show();
 		topm->raise();
 		topm->setActiveWindow();
 		// If we haven't already handled the fastAppShowing message
 		if (!top && d->preloaded) {
 			QCopEnvelope e("QPE/System", "fastAppShowing(QString)");
 			e << d->appName;
 		}
 		r = FALSE;
 	}
 	return r;
 }
 
 void QPEApplication::pidMessage( const QCString& msg, const QByteArray& data)
 {
 #ifdef Q_WS_QWS
 
 	if ( msg == "quit()" ) {
 		tryQuit();
 	}
 	else if ( msg == "quitIfInvisible()" ) {
 		if ( d->qpe_main_widget && !d->qpe_main_widget->isVisible() )
 			quit();
 	}
 	else if ( msg == "close()" ) {
 		hideOrQuit();
 	}
 	else if ( msg == "disablePreload()" ) {
 		d->preloaded = FALSE;
 		d->keep_running = TRUE;
 		/* so that quit will quit */
 	}
 	else if ( msg == "enablePreload()" ) {
 		if (d->qpe_main_widget)
 			d->preloaded = TRUE;
 		d->keep_running = TRUE;
 		/* so next quit won't quit */
 	}
 	else if ( msg == "raise()" ) {
 		d->keep_running = TRUE;
 		d->notbusysent = FALSE;
 		raiseAppropriateWindow();
 		// Tell the system we're still chugging along...
 		QCopEnvelope e("QPE/System", "appRaised(QString)");
 		e << d->appName;
 	}
 	else if ( msg == "flush()" ) {
 		emit flush();
 		// we need to tell the desktop
 		QCopEnvelope e( "QPE/Desktop", "flushDone(QString)" );
 		e << d->appName;
 	}
 	else if ( msg == "reload()" ) {
 		emit reload();
 	}
 	else if ( msg == "setDocument(QString)" ) {
 		d->keep_running = TRUE;
 		QDataStream stream( data, IO_ReadOnly );
 		QString doc;
 		stream >> doc;
 		QWidget *mw = mainWidget();
 		if ( !mw )
 			mw = d->qpe_main_widget;
 		if ( mw )
 			Global::setDocument( mw, doc );
 	}
 	else if ( msg == "nextView()" ) {
 		qDebug("got nextView()");
 		/*
 		  if ( raiseAppropriateWindow() )
 		*/
 		emit appMessage( msg, data);
 	}
 	else {
 		emit appMessage( msg, data);
 	}
 
 #endif
 }
 
 
 /*!
   Sets widget \a mw as the mainWidget() and shows it. For small windows,
   consider passing TRUE for \a nomaximize rather than the default FALSE.
 
   \sa showMainDocumentWidget()
 */
 void QPEApplication::showMainWidget( QWidget* mw, bool nomaximize )
 {
 	d->show(mw, nomaximize );
 }
 
 /*!
   Sets widget \a mw as the mainWidget() and shows it. For small windows,
   consider passing TRUE for \a nomaximize rather than the default FALSE.
 
   This calls designates the application as
   a \link docwidget.html document-oriented\endlink application.
 
   The \a mw widget \e must have this slot: setDocument(const QString&).
 
   \sa showMainWidget()
 */
 void QPEApplication::showMainDocumentWidget( QWidget* mw, bool nomaximize )
 {
 	if ( mw && argc() == 2 )
 		Global::setDocument( mw, QString::fromUtf8(argv()[1]) );
 
 	d->show(mw, nomaximize );
 }
 
 
 /*!
   If an application is started via a \link qcop.html QCop\endlink
   message, the application will process the \link qcop.html
   QCop\endlink message and then quit. If the application calls this
   function while processing a \link qcop.html QCop\endlink message,
   after processing its outstanding \link qcop.html QCop\endlink
   messages the application will start 'properly' and show itself.
 
   \sa keepRunning()
 */
 void QPEApplication::setKeepRunning()
 {
 	if ( qApp && qApp->inherits( "QPEApplication" ) ) {
 		QPEApplication * qpeApp = ( QPEApplication* ) qApp;
 		qpeApp->d->keep_running = TRUE;
 	}
 }
 
 /*!
   Returns TRUE if the application will quit after processing the
   current list of qcop messages; otherwise returns FALSE.
 
   \sa setKeepRunning()
 */
 bool QPEApplication::keepRunning() const
 {
 	return d->keep_running;
 }
 
 /*!
   \internal
 */
 void QPEApplication::internalSetStyle( const QString &style )
 {
 #if QT_VERSION >= 300
 	if ( style == "QPE" ) {
 		setStyle( new QPEStyle );
 	}
 	else {
 		QStyle *s = QStyleFactory::create( style );
 		if ( s )
 			setStyle( s );
 	}
 #else
 	if ( style == "Windows" ) {
 		setStyle( new QWindowsStyle );
 	}
 	else if ( style == "QPE" ) {
 		setStyle( new QPEStyle );
 	}
 	else if ( style == "Light" ) {
 		setStyle( new LightStyle );
 	}
 #ifndef QT_NO_STYLE_PLATINUM
 	else if ( style == "Platinum" ) {
 		setStyle( new QPlatinumStyle );
 	}
 #endif
 #ifndef QT_NO_STYLE_MOTIF
 	else if ( style == "Motif" ) {
 		setStyle( new QMotifStyle );
 	}
 #endif
 #ifndef QT_NO_STYLE_MOTIFPLUS
 	else if ( style == "MotifPlus" ) {
 		setStyle( new QMotifPlusStyle );
 	}
 #endif
 
 	else {
 		QStyle *sty = 0;
 		QString path = QPEApplication::qpeDir ( ) + "/plugins/styles/";
 
 		if ( style. find ( ".so" ) > 0 )
 			path += style;
 		else
 			path = path + "lib" + style. lower ( ) + ".so"; // compatibility
 
 		static QLibrary *lastlib = 0;
 		static StyleInterface *lastiface = 0;
 
 		QLibrary *lib = new QLibrary ( path );
 		StyleInterface *iface = 0;
 
 		if (( lib-> queryInterface ( IID_Style, ( QUnknownInterface ** ) &iface ) == QS_OK ) && iface )
 			sty = iface-> style ( );
 
 		if ( sty ) {
 			setStyle ( sty );
 
 			if ( lastiface )
 				lastiface-> release ( );
 			lastiface = iface;
 
 			if ( lastlib ) {
 				lastlib-> unload ( );
 				delete lastlib;
 			}
 			lastlib = lib;
 		}
 		else {
 			if ( iface )
 				iface-> release ( );
 			delete lib;
 
 			setStyle ( new LightStyle ( ));
 		}
 	}
 #endif
 }
 
 /*!
   \internal
 */