HRESULT USBDeviceFilter::setRemote(const com::Utf8Str &aRemote)
{
    /* the machine needs to be mutable */
    AutoMutableOrSavedOrRunningStateDependency adep(mParent->i_getMachine());
    if (FAILED(adep.rc())) return adep.rc();
    AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
    Bstr bRemote = Bstr(aRemote).raw();

    if (mData->mRemote.string() != bRemote)
    {
        Data::BOOLFilter flt = bRemote;
        ComAssertRet(!flt.isNull(), E_FAIL);
        if (!flt.isValid())
            return setError(E_INVALIDARG,
                            tr("Remote state filter string '%s' is not valid (error at position %d)"),
                            aRemote.c_str(), flt.errorPosition() + 1);

        m_fModified = true;
        ComObjPtr<Machine> pMachine = mParent->i_getMachine();

        mData.backup();
        mData->mRemote = flt;

        // leave the lock before informing callbacks
        alock.release();

        AutoWriteLock mlock(pMachine COMMA_LOCKVAL_SRC_POS);
        pMachine->i_setModified(Machine::IsModified_USB);
        mlock.release();

        return mParent->i_onDeviceFilterChange(this);
    }
    return S_OK;
}
Exemple #2
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STDMETHODIMP USBDeviceFilter::COMSETTER(Remote) (IN_BSTR aRemote)
{
    AutoCaller autoCaller(this);
    if (FAILED(autoCaller.rc())) return autoCaller.rc();

    /* the machine needs to be mutable */
    AutoMutableStateDependency adep(mParent->getMachine());
    if (FAILED(adep.rc())) return adep.rc();

    AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);

    if (mData->mRemote.string() != aRemote)
    {
        Data::BOOLFilter flt = aRemote;
        ComAssertRet(!flt.isNull(), E_FAIL);
        if (!flt.isValid())
            return setError(E_INVALIDARG,
                            tr("Remote state filter string '%ls' is not valid (error at position %d)"),
                            aRemote, flt.errorPosition() + 1);

        m_fModified = true;
        ComObjPtr<Machine> pMachine = mParent->getMachine();

        mData.backup();
        mData->mRemote = flt;

        // leave the lock before informing callbacks
        alock.release();

        AutoWriteLock mlock(pMachine COMMA_LOCKVAL_SRC_POS);
        pMachine->setModified(Machine::IsModified_USB);
        mlock.release();

        return mParent->onDeviceFilterChange(this);
    }

    return S_OK;
}