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// Copyright (C) 2015 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
//! [0]
class MyActiveX : public QWidget, public QAxBindable
{
Q_OBJECT
Q_PROPERTY(int value READ value WRITE setValue)
public:
MyActiveX(QWidget *parent = 0);
...
int value() const;
void setValue(int);
};
//! [0]
//! [1]
void MyActiveQt::setText(const QString &text)
{
if (!requestPropertyChange("text"))
return;
// update property
propertyChanged("text");
}
//! [1]
//! [2]
long AxImpl::queryInterface(const QUuid &iid, void **iface)
{
*iface = 0;
if (iid == IID_ISomeCOMInterface)
*iface = (ISomeCOMInterface*)this;
else
return E_NOINTERFACE;
AddRef();
return S_OK;
}
//! [2]
//! [3]
HRESULT AxImpl::QueryInterface(REFIID iid, void **iface)
{
return controllingUnknown()->QueryInterface(iid, iface);
}
ulong AxImpl::AddRef()
{
return controllingUnknown()->AddRef();
}
ulong AxImpl::Release()
{
return controllingUnknown()->Release();
}
//! [3]