qwindowsinternalmimedata.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#include "qwindowsinternalmimedata.h"
#include "qwindowscontext.h"
#include "qwindowsmimeregistry.h"
#include <QtCore/qdebug.h>
#include <QtCore/qvariant.h>
 
bool QWindowsInternalMimeData::hasFormat_sys(const QString &mime) const
{
    IDataObject *pDataObj = retrieveDataObject();
    if (!pDataObj)
        return false;
 
    const QWindowsMimeRegistry &mc = QWindowsContext::instance()->mimeConverter();
    const bool has = mc.converterToMime(mime, pDataObj) != nullptr;
    releaseDataObject(pDataObj);
    qCDebug(lcQpaMime) << __FUNCTION__ <<  mime << has;
    return has;
}
 
QStringList QWindowsInternalMimeData::formats_sys() const
{
    IDataObject *pDataObj = retrieveDataObject();
    if (!pDataObj)
        return QStringList();
 
    const QWindowsMimeRegistry &mc = QWindowsContext::instance()->mimeConverter();
    const QStringList fmts = mc.allMimesForFormats(pDataObj);
    releaseDataObject(pDataObj);
    qCDebug(lcQpaMime) << __FUNCTION__ <<  fmts;
    return fmts;
}
 
QVariant QWindowsInternalMimeData::retrieveData_sys(const QString &mimeType, QMetaType type) const
{
    IDataObject *pDataObj = retrieveDataObject();
    if (!pDataObj)
        return QVariant();
 
    QVariant result;
    const QWindowsMimeRegistry &mc = QWindowsContext::instance()->mimeConverter();
    if (auto converter = mc.converterToMime(mimeType, pDataObj))
        result = converter->convertToMime(mimeType, pDataObj, type);
    releaseDataObject(pDataObj);
    if (QWindowsContext::verbose) {
        qCDebug(lcQpaMime) <<__FUNCTION__ << ' '  << mimeType << ' ' << type.name()
            << " returns " << result.metaType().name()
            << (result.metaType().id() != QMetaType::QByteArray ? result.toString() : QStringLiteral("<data>"));
    }
    return result;
}