diff options
Diffstat (limited to 'src/plugins/platforms/wayland/qwaylanddataoffer.cpp')
| -rw-r--r-- | src/plugins/platforms/wayland/qwaylanddataoffer.cpp | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/src/plugins/platforms/wayland/qwaylanddataoffer.cpp b/src/plugins/platforms/wayland/qwaylanddataoffer.cpp new file mode 100644 index 000000000..a5e0ed4ac --- /dev/null +++ b/src/plugins/platforms/wayland/qwaylanddataoffer.cpp @@ -0,0 +1,184 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qwaylanddataoffer.h" + +#include "qwaylanddatadevicemanager.h" + +#include <QImage> +#include <QColor> +#include <QUrl> +#include <QBuffer> +#include <QImageWriter> + +#include <QtGui/private/qguiapplication_p.h> +#include <QtGui/QPlatformClipboard> + +#include <QtCore/QDebug> + +QByteArray QWaylandMimeHelper::getByteArray(QMimeData *mimeData, const QString &mimeType) +{ + QByteArray content; + if (mimeType == QLatin1String("text/plain")) { + content = mimeData->text().toUtf8(); + } else if (mimeData->hasImage() + && (mimeType == QLatin1String("application/x-qt-image") + || mimeType.startsWith("image/"))) { + QImage image = qvariant_cast<QImage>(mimeData->imageData()); + if (!image.isNull()) { + QBuffer buf; + buf.open(QIODevice::ReadWrite); + QByteArray fmt = "BMP"; + if (mimeType.startsWith("image/")) { + QByteArray imgFmt = mimeType.mid(6).toUpper().toAscii(); + if (QImageWriter::supportedImageFormats().contains(imgFmt)) + fmt = imgFmt; + } + QImageWriter wr(&buf, fmt); + wr.write(image); + content = buf.buffer(); + } + } else if (mimeType == QLatin1String("application/x-color")) { + content = qvariant_cast<QColor>(mimeData->colorData()).name().toAscii(); + } else if (mimeType == QLatin1String("text/uri-list")) { + QList<QUrl> urls = mimeData->urls(); + for (int i = 0; i < urls.count(); ++i) { + content.append(urls.at(i).toEncoded()); + content.append('\n'); + } + } else { + content = mimeData->data(mimeType); + } + return content; +} + + +void QWaylandDataOffer::offer_sync_callback(void *data, + struct wl_callback *wl_callback, + uint32_t time) +{ + QWaylandDataOffer *mime = static_cast<QWaylandDataOffer *>(data); + mime->m_receiving_offers = false; +} + +const struct wl_callback_listener QWaylandDataOffer::offer_sync_callback_listener = { + QWaylandDataOffer::offer_sync_callback +}; + +void QWaylandDataOffer::offer(void *data, + struct wl_data_offer *wl_data_offer, + const char *type) +{ + Q_UNUSED(wl_data_offer); + + QWaylandDataOffer *data_offer = static_cast<QWaylandDataOffer *>(data); + + if (!data_offer->m_receiving_offers) { + struct wl_callback *callback = wl_display_sync(data_offer->m_display->wl_display()); + wl_callback_add_listener(callback,&offer_sync_callback_listener,data_offer); + data_offer->m_receiving_offers = true; + } + + data_offer->m_offered_mime_types.append(QString::fromLocal8Bit(type)); + qDebug() << data_offer->m_offered_mime_types; +} + +const struct wl_data_offer_listener QWaylandDataOffer::data_offer_listener = { + QWaylandDataOffer::offer +}; + +QWaylandDataOffer::QWaylandDataOffer(QWaylandDisplay *display, struct wl_data_offer *data_offer) + : m_display(display) + , m_receiving_offers(false) +{ + m_data_offer = data_offer; + wl_data_offer_set_user_data(m_data_offer,this); + wl_data_offer_add_listener(m_data_offer,&data_offer_listener,this); +} + +QWaylandDataOffer::~QWaylandDataOffer() +{ + wl_data_offer_destroy(m_data_offer); +} + +bool QWaylandDataOffer::hasFormat_sys(const QString &mimeType) const +{ + return m_offered_mime_types.contains(mimeType); +} + +QStringList QWaylandDataOffer::formats_sys() const +{ + return m_offered_mime_types; +} + +QVariant QWaylandDataOffer::retrieveData_sys(const QString &mimeType, QVariant::Type type) const +{ + Q_UNUSED(type); + if (m_offered_mime_types.isEmpty()) + return QVariant(); + + int pipefd[2]; + if (pipe(pipefd) == -1) { + qWarning("QWaylandMimeData: pipe() failed"); + return QVariant(); + } + + QByteArray mimeTypeBa = mimeType.toLatin1(); + wl_data_offer_receive(m_data_offer,mimeTypeBa.constData(),pipefd[1]); + + m_display->forceRoundTrip(); + close(pipefd[1]); + + QByteArray content; + char buf[256]; + int n; + while ((n = QT_READ(pipefd[0], &buf, sizeof buf)) > 0) { + content.append(buf, n); + } + + close(pipefd[0]); + return content; +} + +struct wl_data_offer *QWaylandDataOffer::handle() const +{ + return m_data_offer; +} |