Function changeEvent

src/plugins/git/gui/giteditor.cpp:38–42

        textEdit->extraAreaPaintEvent(event);
    }
    void changeEvent(QEvent *event) override
    {
        if (event->type() == QEvent::PaletteChange)
            QCoreApplication::sendEvent(textEdit, event);
    }
    void wheelEvent(QWheelEvent *event) override
    {
        QCoreApplication::sendEvent(textEdit->viewport(), event);