//// C++ Implementation: previewlabel//// Description: ////// Author: zeki <czm@zeki>, (C) 2007//// Copyright: See COPYING file that comes with this distribution////#include "previewlabel.h"PreviewLabel::PreviewLabel(QWidget *parent)	: QLabel(parent){	}void PreviewLabel::penChanged(QPen& pen){	curPen = pen;	update();}void PreviewLabel::brushChanged(QBrush& brush){	curBrush = brush;	update();}void PreviewLabel::paintEvent(QPaintEvent *event){	QPainter painter(this);	painter.setPen(curPen);	painter.setBrush(curBrush);	painter.drawRect(rect().x() + 10, rect().y() + 10, rect().width() - 20, rect().height() - 20);}