void QDeclarativeAbstractBinding::destroy()
{
removeFromObject();
clear();
delete this;
}
void QDeclarativeAbstractBinding::addToObject(QObject *object)
{
Q_ASSERT(object);
if (m_object == object)
return;
int index = propertyIndex();
removeFromObject();
Q_ASSERT(!m_prevBinding);
m_object = object;
QDeclarativeData *data = QDeclarativeData::get(object, true);
if (index & 0xFF000000) {
// Value type
int coreIndex = index & 0xFFFFFF;
// Find the value type proxy (if there is one)
QDeclarativeValueTypeProxyBinding *proxy = 0;
if (data->hasBindingBit(coreIndex)) {
QDeclarativeAbstractBinding *b = data->bindings;
while (b && b->propertyIndex() != coreIndex)
b = b->m_nextBinding;
Q_ASSERT(b && b->bindingType() == QDeclarativeAbstractBinding::ValueTypeProxy);
proxy = static_cast<QDeclarativeValueTypeProxyBinding *>(b);
}
if (!proxy)
proxy = new QDeclarativeValueTypeProxyBinding(object, coreIndex);
proxy->addToObject(object);
m_nextBinding = proxy->m_bindings;
if (m_nextBinding) m_nextBinding->m_prevBinding = &m_nextBinding;
m_prevBinding = &proxy->m_bindings;
proxy->m_bindings = this;
} else {
m_nextBinding = data->bindings;
if (m_nextBinding) m_nextBinding->m_prevBinding = &m_nextBinding;
m_prevBinding = &data->bindings;
data->bindings = this;
data->setBindingBit(m_object, index);
}
}
void QDeclarativeBinding::setEnabled(bool e, QDeclarativePropertyPrivate::WriteFlags flags)
{
Q_D(QDeclarativeBinding);
d->enabled = e;
setNotifyOnValueChanged(e);
QDeclarativeAbstractBinding::setEnabled(e, flags);
if (e) {
addToObject(d->property.object());
update(flags);
} else {
removeFromObject();
}
}
void QDeclarativeValueTypeProxyBinding::setEnabled(bool e, QDeclarativePropertyPrivate::WriteFlags flags)
{
if (e) {
addToObject(m_object);
QDeclarativeAbstractBinding *bindings = m_bindings;
m_bindings = 0;
recursiveEnable(bindings, flags);
} else {
removeFromObject();
QDeclarativeAbstractBinding *bindings = m_bindings;
m_bindings = 0;
recursiveDisable(bindings);
}
}
QQmlBoundSignal::~QQmlBoundSignal()
{
removeFromObject();
}
QQmlAbstractBoundSignal::~QQmlAbstractBoundSignal()
{
removeFromObject();
}
