C++ (Cpp) isLoadingChanged Exemples

Exemple #1

Fichier : qaudioengine_p.cpp Projet : venkatarajasekhar/Qt

QAudioEngine::QAudioEngine(QObject *parent)
    : QObject(parent)
    , m_listenerUp(0, 0, 1)
    , m_listenerDirection(0, 1, 0)
{
    d = new QAudioEnginePrivate(this);
    connect(d, SIGNAL(isLoadingChanged()), this, SIGNAL(isLoadingChanged()));
    setDopplerFactor(1);
    setSpeedOfSound(qreal(343.33));
    updateListenerOrientation();
}

Exemple #2

Fichier : tst_qsamplecache.cpp Projet : Drakey83/steamlink-sdk

void tst_QSampleCache::testNotEnoughCapacity()
{
    QSampleCache cache;
    QSignalSpy loadingSpy(&cache, SIGNAL(isLoadingChanged()));

    QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav")));
    QVERIFY(sample);
    QTRY_COMPARE(loadingSpy.count(), 2); // make sure sample is loaded
    QTRY_VERIFY(!cache.isLoading());
    int sampleSize = sample->data().size();
    sample->release();
    cache.setCapacity(sampleSize / 2); // unloads all samples

    QVERIFY(!cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));

    loadingSpy.clear();
    sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav")));
    QVERIFY(sample);
    QTRY_COMPARE(loadingSpy.count(), 2);
    QTRY_VERIFY(!cache.isLoading());
    sample->release();

    QVERIFY(cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));

    // load another sample to force sample cache to destroy first sample
    loadingSpy.clear();
    QSample* sampleOther = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test2.wav")));
    QVERIFY(sampleOther);
    QTRY_COMPARE(loadingSpy.count(), 2);
    QTRY_VERIFY(!cache.isLoading());
    sampleOther->release();

    QVERIFY(!cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));
}

Exemple #3

Fichier : tst_qsamplecache.cpp Projet : Drakey83/steamlink-sdk

void tst_QSampleCache::testNotCachedSample()
{
    QSampleCache cache;
    QSignalSpy loadingSpy(&cache, SIGNAL(isLoadingChanged()));

    QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav")));
    QVERIFY(sample);
    QTRY_COMPARE(loadingSpy.count(), 2);
    QTRY_VERIFY(!cache.isLoading());
    sample->release();

    QVERIFY(!cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));
}

Exemple #4

Fichier : tst_qsamplecache.cpp Projet : Drakey83/steamlink-sdk

void tst_QSampleCache::testInvalidFile()
{
    QSampleCache cache;
    QSignalSpy loadingSpy(&cache, SIGNAL(isLoadingChanged()));

    QSample* sample = cache.requestSample(QUrl::fromLocalFile("invalid"));
    QVERIFY(sample);
    QTRY_COMPARE(sample->state(), QSample::Error);
    QTRY_COMPARE(loadingSpy.count(), 2);
    QTRY_VERIFY(!cache.isLoading());
    sample->release();

    QVERIFY(!cache.isCached(QUrl::fromLocalFile("invalid")));
}

Exemple #5

Fichier : tst_qsamplecache.cpp Projet : Drakey83/steamlink-sdk

void tst_QSampleCache::testCachedSample()
{
    QSampleCache cache;
    QSignalSpy loadingSpy(&cache, SIGNAL(isLoadingChanged()));

    QSample* sample = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav")));
    QVERIFY(sample);
    QTRY_COMPARE(loadingSpy.count(), 2);
    QTRY_VERIFY(!cache.isLoading());

    loadingSpy.clear();
    QSample* sampleCached = cache.requestSample(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav")));
    QCOMPARE(sample, sampleCached); // sample is cached
    QVERIFY(cache.isCached(QUrl::fromLocalFile(QFINDTESTDATA("testdata/test.wav"))));
    // loading thread still starts, but does nothing in this case
    QTRY_COMPARE(loadingSpy.count(), 2);
    QTRY_VERIFY(!cache.isLoading());

    sample->release();
    sampleCached->release();
}