/**************************************************************************** ** ** Copyright (C) 2005-2008 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 versions 2.0 or 3.0 as published by the Free Software ** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3 ** included in the packaging of this file. Alternatively you may (at ** your option) use any later version of the GNU General Public ** License if such license has been publicly approved by Trolltech ASA ** (or its successors, if any) and the KDE Free Qt Foundation. In ** addition, as a special exception, Trolltech gives you certain ** additional rights. These rights are described in the Trolltech GPL ** Exception version 1.1, which can be found at ** http://www.trolltech.com/products/qt/gplexception/ and in the file ** GPL_EXCEPTION.txt in this package. ** ** Please review the following information to ensure GNU General ** Public Licensing requirements will be met: ** http://trolltech.com/products/qt/licenses/licensing/opensource/. If ** you are unsure which license is appropriate for your use, please ** review the following information: ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview ** or contact the sales department at sales@trolltech.com. ** ** In addition, as a special exception, Trolltech, as the sole ** copyright holder for Qt Designer, grants users of the Qt/Eclipse ** Integration plug-in the right for the Qt/Eclipse Integration to ** link to functionality provided by Qt Designer and its related ** libraries. ** ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly ** granted herein. ** ** 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 "iconpreviewarea.h" IconPreviewArea::IconPreviewArea(QWidget *parent) : QWidget(parent) { QGridLayout *mainLayout = new QGridLayout; setLayout(mainLayout); stateLabels[0] = createHeaderLabel(tr("Off")); stateLabels[1] = createHeaderLabel(tr("On")); Q_ASSERT(NumStates == 2); modeLabels[0] = createHeaderLabel(tr("Normal")); modeLabels[1] = createHeaderLabel(tr("Active")); modeLabels[2] = createHeaderLabel(tr("Disabled")); modeLabels[3] = createHeaderLabel(tr("Selected")); Q_ASSERT(NumModes == 4); for (int j = 0; j < NumStates; ++j) mainLayout->addWidget(stateLabels[j], j + 1, 0); for (int i = 0; i < NumModes; ++i) { mainLayout->addWidget(modeLabels[i], 0, i + 1); for (int j = 0; j < NumStates; ++j) { pixmapLabels[i][j] = createPixmapLabel(); mainLayout->addWidget(pixmapLabels[i][j], j + 1, i + 1); } } } void IconPreviewArea::setIcon(const QIcon &icon) { this->icon = icon; updatePixmapLabels(); } void IconPreviewArea::setSize(const QSize &size) { if (size != this->size) { this->size = size; updatePixmapLabels(); } } QLabel *IconPreviewArea::createHeaderLabel(const QString &text) { QLabel *label = new QLabel(tr("<b>%1</b>").arg(text)); label->setAlignment(Qt::AlignCenter); return label; } QLabel *IconPreviewArea::createPixmapLabel() { QLabel *label = new QLabel; label->setEnabled(false); label->setAlignment(Qt::AlignCenter); label->setFrameShape(QFrame::Box); label->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding); label->setBackgroundRole(QPalette::Base); label->setAutoFillBackground(true); label->setMinimumSize(132, 132); return label; } void IconPreviewArea::updatePixmapLabels() { for (int i = 0; i < NumModes; ++i) { QIcon::Mode mode; if (i == 0) { mode = QIcon::Normal; } else if (i == 1) { mode = QIcon::Active; } else if (i == 2) { mode = QIcon::Disabled; } else { mode = QIcon::Selected; } for (int j = 0; j < NumStates; ++j) { QIcon::State state = (j == 0) ? QIcon::Off : QIcon::On; QPixmap pixmap = icon.pixmap(size, mode, state); pixmapLabels[i][j]->setPixmap(pixmap); pixmapLabels[i][j]->setEnabled(!pixmap.isNull()); } } }