C++ QMimeData::hasUrls方法代码示例

void tst_QMimeData::setUrls() const
{
    QMimeData mimeData;
    QList<QUrl> shortUrlList;
    QList<QUrl> longUrlList;

    // set up
    shortUrlList += QUrl("http://qt-project.org");
    longUrlList = shortUrlList;
    longUrlList += QUrl("http://www.google.com");

    // verify initial state
    QCOMPARE(mimeData.hasUrls(), false);

    // set a few, verify
    mimeData.setUrls(shortUrlList);
    QCOMPARE(mimeData.urls(), shortUrlList);
    QCOMPARE(mimeData.text(), QString("http://qt-project.org"));

    // change them, verify
    mimeData.setUrls(longUrlList);
    QCOMPARE(mimeData.urls(), longUrlList);
    QCOMPARE(mimeData.text(), QString("http://qt-project.org\nhttp://www.google.com\n"));

    // clear, verify
    mimeData.clear();
    QCOMPARE(mimeData.hasUrls(), false);
    QCOMPARE(mimeData.hasText(), false);
}

void KUrlMimeTest::testMostLocalUrlList()
{
    QMimeData* mimeData = new QMimeData;
    KUrl::List urls;
    urls.append(KUrl("desktop:/foo"));
    urls.append(KUrl("desktop:/bar"));
    KUrl::List localUrls;
    localUrls.append(KUrl("file:/home/dfaure/Desktop/foo"));
    localUrls.append(KUrl("file:/home/dfaure/Desktop/bar"));

    urls.populateMimeData(localUrls, mimeData);

    QVERIFY(KUrl::List::canDecode(mimeData));
    QVERIFY(mimeData->hasUrls());
    QVERIFY(mimeData->hasText());
    QVERIFY(mimeData->hasFormat("text/plain"));

    // KUrl decodes the real "kde" urls by default
    KUrl::List decodedURLs = KUrl::List::fromMimeData(mimeData);
    QVERIFY(!decodedURLs.isEmpty());
    QCOMPARE(decodedURLs.toStringList().join(" "), urls.toStringList().join(" ") );

    // KUrl can also be told to decode the "most local" urls
    decodedURLs = KUrl::List::fromMimeData(mimeData, 0, KUrl::List::PreferLocalUrls);
    QVERIFY(!decodedURLs.isEmpty());
    QCOMPARE(decodedURLs.toStringList().join(" "), localUrls.toStringList().join(" ") );

    // QMimeData decodes the "most local" urls
    const QList<QUrl> qurls = mimeData->urls();
    QCOMPARE(qurls.count(), localUrls.count());
    for (int i = 0; i < qurls.count(); ++i )
        QCOMPARE(qurls[i], static_cast<QUrl>(localUrls[i]));

}

QDebug operator<<(QDebug d, const QMimeData &m)
{
    QDebug nospace = d.nospace();
    const QStringList formats = m.formats();
    nospace << "QMimeData: " << formats.join(QStringLiteral(", ")) << '\n'
            << "  Text=" << m.hasText() << " HTML=" << m.hasHtml()
            << " Color=" << m.hasColor() << " Image=" << m.hasImage()
            << " URLs=" << m.hasUrls() << '\n';
    if (m.hasText())
        nospace << "  Text: '" << m.text() << "'\n";
    if (m.hasHtml())
        nospace << "  HTML: '" << m.html() << "'\n";
    if (m.hasColor())
        nospace << "  Color: " << qvariant_cast<QColor>(m.colorData()) << '\n';
    if (m.hasImage())
        nospace << "  Image: " << qvariant_cast<QImage>(m.imageData()).size() << '\n';
    if (m.hasUrls())
        nospace << "  URLs: " << m.urls() << '\n';
    return d;
}

void KUrlMimeTest::testURLList()
{
    QMimeData* mimeData = new QMimeData;
    QVERIFY( !KUrl::List::canDecode( mimeData ) );
    QVERIFY(!mimeData->hasUrls());

    KUrl::List urls;
    urls.append( KUrl( "http://www.kde.org" ) );
    urls.append( KUrl( "http://wstephenson:[email protected]/path" ) );
    urls.append( KUrl( "file:///home/dfaure/konqtests/Mat%C3%A9riel" ) );
    QMap<QString, QString> metaData;
    metaData["key"] = "value";
    metaData["key2"] = "value2";

    urls.populateMimeData( mimeData, metaData );

    QVERIFY(KUrl::List::canDecode( mimeData ));
    QVERIFY(mimeData->hasUrls());
    QVERIFY(mimeData->hasText());

    QMap<QString, QString> decodedMetaData;
    KUrl::List decodedURLs = KUrl::List::fromMimeData( mimeData, &decodedMetaData );
    QVERIFY( !decodedURLs.isEmpty() );
    KUrl::List expectedUrls = urls;
    expectedUrls[1] = KUrl("http://[email protected]/path"); // password removed
    QCOMPARE( expectedUrls.toStringList().join(" "), decodedURLs.toStringList().join(" ") );

    const QList<QUrl> qurls = mimeData->urls();
    QCOMPARE(qurls.count(), urls.count());
    for (int i = 0; i < qurls.count(); ++i )
        QCOMPARE(qurls[i], static_cast<QUrl>(decodedURLs[i]));

    QVERIFY( !decodedMetaData.isEmpty() );
    QCOMPARE( decodedMetaData["key"], QString( "value" ) );
    QCOMPARE( decodedMetaData["key2"], QString( "value2" ) );

    delete mimeData;
}

void KIOPasteTest::testCut()
{
    QMimeData *mimeData = new QMimeData;

    QUrl localURL1(QStringLiteral("file:///tmp/Mat%C3%A9riel"));
    QUrl localURL2(QStringLiteral("file:///tmp"));
    QList<QUrl> localURLs; localURLs << localURL1 << localURL2;

    KUrlMimeData::setUrls(QList<QUrl>(), localURLs, mimeData);
    KIO::setClipboardDataCut(mimeData, true);

    QVERIFY(mimeData->hasUrls());
    const QList<QUrl> lst = KUrlMimeData::urlsFromMimeData(mimeData);
    QCOMPARE(lst.count(), 2);
    QCOMPARE(lst[0].url(), localURL1.url());
    QCOMPARE(lst[1].url(), localURL2.url());

    const bool isCut = KIO::isClipboardDataCut(mimeData);
    QVERIFY(isCut);

    delete mimeData;
}

void KIOPasteTest::testPopulate()
{
    QMimeData *mimeData = new QMimeData;

    // Those URLs don't have to exist.
    QUrl mediaURL(QStringLiteral("media:/hda1/tmp/Mat%C3%A9riel"));
    QUrl localURL(QStringLiteral("file:///tmp/Mat%C3%A9riel"));
    QList<QUrl> kdeURLs; kdeURLs << mediaURL;
    QList<QUrl> mostLocalURLs; mostLocalURLs << localURL;

    KUrlMimeData::setUrls(kdeURLs, mostLocalURLs, mimeData);

    QVERIFY(mimeData->hasUrls());
    const QList<QUrl> lst = KUrlMimeData::urlsFromMimeData(mimeData);
    QCOMPARE(lst.count(), 1);
    QCOMPARE(lst[0].url(), mediaURL.url());

    const bool isCut = KIO::isClipboardDataCut(mimeData);
    QVERIFY(!isCut);

    delete mimeData;
}

void UBFeaturesWidget::deleteElements( const QMimeData & mimeData )
{
	if ( !mimeData.hasUrls() )
		return;
	QList<QUrl> urls = mimeData.urls();
	
	foreach ( QUrl url, urls )
	{
		if ( controller->isTrash( url ) )
		{
			controller->deleteItem( url );
		}
		else
		{
			UBFeature elem = controller->moveItemToFolder( url, controller->getTrashElement() );
			controller->removeFromFavorite( url );
			featuresModel->addItem( elem );
			featuresModel->deleteFavoriteItem( UBFeaturesController::fileNameFromUrl( url ) );
		}
	}
	QSortFilterProxyModel *model = dynamic_cast<QSortFilterProxyModel *>( featuresListView->model() );
	model->invalidate();
}

 void PasteData(const QMimeData& data)
 {
   if (data.hasUrls())
   {
     const QList<QUrl>& urls = data.urls();
     QStringList files;
     std::for_each(urls.begin(), urls.end(),
       boost::bind(&QStringList::push_back, &files,
         boost::bind(&QUrl::toLocalFile, _1)));
     AddItems(files);
   }
   else if (data.hasFormat(ITEMS_MIMETYPE))
   {
     const QByteArray& encodedData = data.data(ITEMS_MIMETYPE);
     QStringList items;
     {
       QDataStream stream(encodedData);
       stream >> items;
     }
     //pasting is done immediately, so update UI right here
     const Playlist::Scanner::Ptr scanner = Controller->GetScanner();
     scanner->PasteItems(items);
   }
   else if (data.hasText())