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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
** of its contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#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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