main.cpp 范例文件

macpasteboardmime/main.cpp
/**************************************************************************** ** ** Copyright (C) 2016 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtMacExtras module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** BSD License Usage ** Alternatively, 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 The Qt Company Ltd 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 <QApplication> #include <QDebug> #include <QDragEnterEvent> #include <QDropEvent> #include <QWidget> #include <qmacpasteboardmime.h> class VCardMime : public QMacPasteboardMime { public: VCardMime() : QMacPasteboardMime(MIME_ALL) { } QString convertorName() { return QString("VCardMime"); } bool canConvert(const QString &mime, QString flav) { return mimeFor(flav) == mime; } QString mimeFor(QString flav) { if (flav == QString("public.vcard")) return QString("application/x-mycompany-VCard"); return QString(); } QString flavorFor(const QString &mime) { if (mime == QString("application/x-mycompany-VCard")) return QString("public.vcard"); return QString(); } QVariant convertToMime(const QString &mime, QList<QByteArray> data, QString flav) { Q_UNUSED(mime); Q_UNUSED(flav); return QVariant(data.join()); } QList<QByteArray> convertFromMime(const QString &mime, QVariant data, QString flav) { Q_UNUSED(mime); Q_UNUSED(data); Q_UNUSED(flav); // Todo: implement! return QList<QByteArray>(); } }; class TestWidget : public QWidget { public: TestWidget() : QWidget(0) { vcardMime = new VCardMime(); setAcceptDrops(true); } ~TestWidget() { delete vcardMime; } void dragEnterEvent(QDragEnterEvent *e) { e->accept(); } virtual void dropEvent(QDropEvent *e) { e->accept(); contentsDropEvent(e); } void contentsDropEvent(QDropEvent* e) { if ( e->mimeData()->hasFormat( "application/x-mycompany-VCard" ) ) { QString s = QString( e->mimeData()->data( "application/x-mycompany-VCard" ) ); // s now contains text of vcard qDebug() << "got vcard" << s.count(); e->acceptProposedAction(); } } private: VCardMime *vcardMime; }; int main(int argc, char **argv) { QApplication app(argc, argv); qRegisterDraggedTypes(QStringList() << QLatin1String("public.vcard")); TestWidget wid1; wid1.show(); return app.exec(); }