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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include <QtWidgets>
#include <QMimeData>
#include "clipwindow.h"
ClipWindow::ClipWindow(QWidget *parent)
: QMainWindow(parent)
{
clipboard = QApplication::clipboard();
QWidget *centralWidget = new QWidget(this);
QWidget *currentItem = new QWidget(centralWidget);
QLabel *mimeTypeLabel = new QLabel(tr("MIME types:"), currentItem);
mimeTypeCombo = new QComboBox(currentItem);
QLabel *dataLabel = new QLabel(tr("Data:"), currentItem);
dataInfoLabel = new QLabel("", currentItem);
previousItems = new QListWidget(centralWidget);
//! [0]
connect(clipboard, &QClipboard::dataChanged,
this, &ClipWindow::updateClipboard);
//! [0]
QVBoxLayout *currentLayout = new QVBoxLayout(currentItem);
currentLayout->addWidget(mimeTypeLabel);
currentLayout->addWidget(mimeTypeCombo);
currentLayout->addWidget(dataLabel);
currentLayout->addWidget(dataInfoLabel);
currentLayout->addStretch(1);
QHBoxLayout *mainLayout = new QHBoxLayout(centralWidget);
mainLayout->addWidget(currentItem, 1);
mainLayout->addWidget(previousItems);
setCentralWidget(centralWidget);
setWindowTitle(tr("Clipboard"));
}
//! [1]
void ClipWindow::updateClipboard()
{
mimeTypeCombo->clear();
QStringList formats = clipboard->mimeData()->formats();
if (formats.isEmpty())
return;
for (const auto &format : formats) {
QByteArray data = clipboard->mimeData()->data(format);
// ...
}
//! [1]
mimeTypeCombo->addItems(formats);
int size = clipboard->mimeData()->data(formats[0]).size();
QListWidgetItem *newItem = new QListWidgetItem(previousItems);
newItem->setText(tr("%1 (%2 bytes)").arg(formats[0]).arg(size));
updateData(formats[0]);
}
void ClipWindow::updateData(const QString &format)
{
QByteArray data = clipboard->mimeData()->data(format);
dataInfoLabel->setText(tr("%1 bytes").arg(data.size()));
}
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