Method hidePopup

ElaWidgetTools/ElaComboBox.cpp:150–208

}

void ElaComboBox::hidePopup()
{
    Q_D(ElaComboBox);
    if (d->_isAllowHidePopup)
    {
        QWidget* container = this->findChild<QFrame*>();
        int containerHeight = container->height();
        if (container)
        {
            QLayout* layout = container->layout();
            while (layout->count())
            {
                layout->takeAt(0);
            }
            QPropertyAnimation* viewPosAnimation = new QPropertyAnimation(view(), "pos");
            connect(viewPosAnimation, &QPropertyAnimation::finished, this, [=]() {
                layout->addWidget(view());
                QMouseEvent focusEvent(QEvent::MouseButtonPress, QPoint(-1, -1), QPoint(-1, -1), Qt::NoButton, Qt::NoButton, Qt::NoModifier);
                QApplication::sendEvent(parentWidget(), &focusEvent);
                QComboBox::hidePopup();
                container->setFixedHeight(containerHeight);
            });
            QPoint viewPos = view()->pos();
            connect(viewPosAnimation, &QPropertyAnimation::finished, this, [=]() {
                view()->move(viewPos);
            });
            viewPosAnimation->setStartValue(viewPos);
            viewPosAnimation->setEndValue(QPoint(viewPos.x(), viewPos.y() - view()->height()));
            viewPosAnimation->setEasingCurve(QEasingCurve::InCubic);
            viewPosAnimation->start(QAbstractAnimation::DeleteWhenStopped);

            QPropertyAnimation* fixedSizeAnimation = new QPropertyAnimation(container, "maximumHeight");
            connect(fixedSizeAnimation, &QPropertyAnimation::valueChanged, this, [=](const QVariant& value) {
                container->setFixedHeight(value.toUInt());
            });
            fixedSizeAnimation->setStartValue(container->height());
            fixedSizeAnimation->setEndValue(1);
            fixedSizeAnimation->setEasingCurve(QEasingCurve::InCubic);
            fixedSizeAnimation->start(QAbstractAnimation::DeleteWhenStopped);
            d->_isAllowHidePopup = false;
        }
        //指示器动画
        QPropertyAnimation* rotateAnimation = new QPropertyAnimation(d->_comboBoxStyle, "pExpandIconRotate");
        connect(rotateAnimation, &QPropertyAnimation::valueChanged, this, [=](const QVariant& value) {
            update();
        });
        rotateAnimation->setDuration(300);
        rotateAnimation->setEasingCurve(QEasingCurve::InOutSine);
        rotateAnimation->setStartValue(d->_comboBoxStyle->getExpandIconRotate());
        rotateAnimation->setEndValue(0);
        rotateAnimation->start(QAbstractAnimation::DeleteWhenStopped);
        QPropertyAnimation* markAnimation = new QPropertyAnimation(d->_comboBoxStyle, "pExpandMarkWidth");
        markAnimation->setDuration(300);
        markAnimation->setEasingCurve(QEasingCurve::InOutSine);
        markAnimation->setStartValue(d->_comboBoxStyle->getExpandMarkWidth());
        markAnimation->setEndValue(0);
        markAnimation->start(QAbstractAnimation::DeleteWhenStopped);
    }