cd46a2daf5
Update files using old header.LGPL3 to header.LGPL Update files using old FDL template to use new one Update files using old BSD template to use new one Change-Id: I36a78272516f9953d02956522f285b40adfc8915 Reviewed-by: Lars Knoll <lars.knoll@theqtcompany.com>
149 lines
5.8 KiB
C++
149 lines
5.8 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtWidgets>
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#include "droparea.h"
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#include "dropsitewindow.h"
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//! [constructor part1]
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DropSiteWindow::DropSiteWindow()
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{
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abstractLabel = new QLabel(tr("This example accepts drags from other "
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"applications and displays the MIME types "
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"provided by the drag object."));
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abstractLabel->setWordWrap(true);
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abstractLabel->adjustSize();
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//! [constructor part1]
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//! [constructor part2]
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dropArea = new DropArea;
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connect(dropArea, &DropArea::changed,
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this, &DropSiteWindow::updateFormatsTable);
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//! [constructor part2]
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//! [constructor part3]
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QStringList labels;
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labels << tr("Format") << tr("Content");
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formatsTable = new QTableWidget;
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formatsTable->setColumnCount(2);
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formatsTable->setEditTriggers(QAbstractItemView::NoEditTriggers);
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formatsTable->setHorizontalHeaderLabels(labels);
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formatsTable->horizontalHeader()->setStretchLastSection(true);
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//! [constructor part3]
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//! [constructor part4]
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clearButton = new QPushButton(tr("Clear"));
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quitButton = new QPushButton(tr("Quit"));
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buttonBox = new QDialogButtonBox;
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buttonBox->addButton(clearButton, QDialogButtonBox::ActionRole);
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buttonBox->addButton(quitButton, QDialogButtonBox::RejectRole);
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connect(quitButton, &QAbstractButton::pressed, this, &QWidget::close);
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connect(clearButton, &QAbstractButton::pressed, dropArea, &DropArea::clear);
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//! [constructor part4]
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//! [constructor part5]
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QVBoxLayout *mainLayout = new QVBoxLayout(this);
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mainLayout->addWidget(abstractLabel);
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mainLayout->addWidget(dropArea);
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mainLayout->addWidget(formatsTable);
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mainLayout->addWidget(buttonBox);
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setWindowTitle(tr("Drop Site"));
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setMinimumSize(350, 500);
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}
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//! [constructor part5]
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//! [updateFormatsTable() part1]
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void DropSiteWindow::updateFormatsTable(const QMimeData *mimeData)
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{
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formatsTable->setRowCount(0);
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if (!mimeData)
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return;
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//! [updateFormatsTable() part1]
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//! [updateFormatsTable() part2]
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foreach (QString format, mimeData->formats()) {
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QTableWidgetItem *formatItem = new QTableWidgetItem(format);
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formatItem->setFlags(Qt::ItemIsEnabled);
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formatItem->setTextAlignment(Qt::AlignTop | Qt::AlignLeft);
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//! [updateFormatsTable() part2]
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//! [updateFormatsTable() part3]
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QString text;
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if (format == QLatin1String("text/plain")) {
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text = mimeData->text().simplified();
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} else if (format == QLatin1String("text/html")) {
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text = mimeData->html().simplified();
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} else if (format == QLatin1String("text/uri-list")) {
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QList<QUrl> urlList = mimeData->urls();
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for (int i = 0; i < urlList.size() && i < 32; ++i)
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text.append(urlList.at(i).toString() + QLatin1Char(' '));
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} else {
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QByteArray data = mimeData->data(format);
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for (int i = 0; i < data.size() && i < 32; ++i)
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text.append(QStringLiteral("%1 ").arg(uchar(data[i]), 2, 16, QLatin1Char('0')).toUpper());
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}
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//! [updateFormatsTable() part3]
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//! [updateFormatsTable() part4]
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int row = formatsTable->rowCount();
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formatsTable->insertRow(row);
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formatsTable->setItem(row, 0, new QTableWidgetItem(format));
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formatsTable->setItem(row, 1, new QTableWidgetItem(text));
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}
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formatsTable->resizeColumnToContents(0);
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}
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//! [updateFormatsTable() part4]
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