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/**************************************************************************** ** ** Copyright (C) 2007-2007 Trolltech ASA. All rights reserved. ** ** This file is part of the example classes of the Qt Toolkit. ** ** This file may be used under the terms of the GNU General Public ** License version 2.0 as published by the Free Software Foundation ** and appearing in the file LICENSE.GPL included in the packaging of ** this file. Please review the following information to ensure GNU ** General Public Licensing requirements will be met: ** http://www.trolltech.com/products/qt/opensource.html ** ** If you are unsure which license is appropriate for your use, please ** review the following information: ** http://www.trolltech.com/products/qt/licensing.html or contact the ** sales department at sales@trolltech.com. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ #include <QtGui> #include "stareditor.h" #include "starrating.h" StarEditor::StarEditor(QWidget *parent) : QWidget(parent) { setMouseTracking(true); setAutoFillBackground(true); } QSize StarEditor::sizeHint() const { return myStarRating.sizeHint(); } void StarEditor::paintEvent(QPaintEvent *) { QPainter painter(this); myStarRating.paint(&painter, rect(), this->palette(), StarRating::Editable); } void StarEditor::mouseMoveEvent(QMouseEvent *event) { int star = starAtPosition(event->x()); if (star != myStarRating.starCount() && star != -1) { myStarRating.setStarCount(star); update(); } } void StarEditor::mouseReleaseEvent(QMouseEvent * /* event */) { emit editingFinished(); } int StarEditor::starAtPosition(int x) { int star = (x / (myStarRating.sizeHint().width() / myStarRating.maxStarCount())) + 1; if (star <= 0 || star > myStarRating.maxStarCount()) return -1; return star; }
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