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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** 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 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtGui>
#include "droparea.h"
#include "dropsitewindow.h"
//! [constructor part1]
DropSiteWindow::DropSiteWindow()
{
abstractLabel = new QLabel(tr("This example accepts drags from other "
"applications and displays the MIME types "
"provided by the drag object."));
abstractLabel->setWordWrap(true);
abstractLabel->adjustSize();
//! [constructor part1]
//! [constructor part2]
dropArea = new DropArea;
connect(dropArea, SIGNAL(changed(const QMimeData *)),
this, SLOT(updateFormatsTable(const QMimeData *)));
//! [constructor part2]
//! [constructor part3]
QStringList labels;
labels << tr("Format") << tr("Content");
formatsTable = new QTableWidget;
formatsTable->setColumnCount(2);
formatsTable->setEditTriggers(QAbstractItemView::NoEditTriggers);
formatsTable->setHorizontalHeaderLabels(labels);
formatsTable->horizontalHeader()->setStretchLastSection(true);
//! [constructor part3]
//! [constructor part4]
clearButton = new QPushButton(tr("Clear"));
quitButton = new QPushButton(tr("Quit"));
buttonBox = new QDialogButtonBox;
buttonBox->addButton(clearButton, QDialogButtonBox::ActionRole);
buttonBox->addButton(quitButton, QDialogButtonBox::RejectRole);
connect(quitButton, SIGNAL(pressed()), this, SLOT(close()));
connect(clearButton, SIGNAL(pressed()), dropArea, SLOT(clear()));
//! [constructor part4]
//! [constructor part5]
QVBoxLayout *mainLayout = new QVBoxLayout;
mainLayout->addWidget(abstractLabel);
mainLayout->addWidget(dropArea);
mainLayout->addWidget(formatsTable);
mainLayout->addWidget(buttonBox);
setLayout(mainLayout);
setWindowTitle(tr("Drop Site"));
setMinimumSize(350, 500);
}
//! [constructor part5]
//! [updateFormatsTable() part1]
void DropSiteWindow::updateFormatsTable(const QMimeData *mimeData)
{
formatsTable->setRowCount(0);
if (!mimeData)
return;
//! [updateFormatsTable() part1]
//! [updateFormatsTable() part2]
foreach (QString format, mimeData->formats()) {
QTableWidgetItem *formatItem = new QTableWidgetItem(format);
formatItem->setFlags(Qt::ItemIsEnabled);
formatItem->setTextAlignment(Qt::AlignTop | Qt::AlignLeft);
//! [updateFormatsTable() part2]
//! [updateFormatsTable() part3]
QString text;
if (format == "text/plain") {
text = mimeData->text().simplified();
} else if (format == "text/html") {
text = mimeData->html().simplified();
} else if (format == "text/uri-list") {
QList<QUrl> urlList = mimeData->urls();
for (int i = 0; i < urlList.size() && i < 32; ++i)
text.append(urlList[i].toString() + " ");
} else {
QByteArray data = mimeData->data(format);
for (int i = 0; i < data.size() && i < 32; ++i) {
QString hex = QString("%1").arg(uchar(data[i]), 2, 16,
QChar('0'))
.toUpper();
text.append(hex + " ");
}
}
//! [updateFormatsTable() part3]
//! [updateFormatsTable() part4]
int row = formatsTable->rowCount();
formatsTable->insertRow(row);
formatsTable->setItem(row, 0, new QTableWidgetItem(format));
formatsTable->setItem(row, 1, new QTableWidgetItem(text));
}
formatsTable->resizeColumnToContents(0);
}
//! [updateFormatsTable() part4]
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