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/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** Contact: Qt Software Information ([email protected]) ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** Commercial Usage ** Licensees holding valid Qt Commercial licenses may use this file in ** accordance with the Qt Commercial License Agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and Nokia. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain ** additional rights. These rights are described in the Nokia Qt LGPL ** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this ** package. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 3.0 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 the GNU General Public License version 3.0 requirements will be ** met: http://www.gnu.org/copyleft/gpl.html. ** ** If you are unsure which license is appropriate for your use, please ** contact the sales department at [email protected]. ** $QT_END_LICENSE$ ** ****************************************************************************/ #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; }
Copyright © 2009 Nokia Corporation and/or its subsidiary(-ies) | Trademarks | Qt 4.5.1 |