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| |
| #include <QAxBindable> |
| #include <QAxFactory> |
| #include <QApplication> |
| #include <QLayout> |
| #include <QSlider> |
| #include <QLCDNumber> |
| #include <QLineEdit> |
| #include <QMessageBox> |
| |
| //! [0] |
| class QSimpleAX : public QWidget, public QAxBindable |
| { |
| Q_OBJECT |
| Q_CLASSINFO("ClassID", "{DF16845C-92CD-4AAB-A982-EB9840E74669}") |
| Q_CLASSINFO("InterfaceID", "{616F620B-91C5-4410-A74E-6B81C76FFFE0}") |
| Q_CLASSINFO("EventsID", "{E1816BBA-BF5D-4A31-9855-D6BA432055FF}") |
| Q_PROPERTY(QString text READ text WRITE setText) |
| Q_PROPERTY(int value READ value WRITE setValue) |
| public: |
| explicit QSimpleAX(QWidget *parent = nullptr) |
| : QWidget(parent) |
| { |
| QVBoxLayout *vbox = new QVBoxLayout(this); |
| |
| m_slider = new QSlider(Qt::Horizontal, this); |
| m_LCD = new QLCDNumber(3, this); |
| m_edit = new QLineEdit(this); |
| |
| connect(m_slider, &QAbstractSlider::valueChanged, this, &QSimpleAX::setValue); |
| connect(m_edit, &QLineEdit::textChanged, this, &QSimpleAX::setText); |
| |
| vbox->addWidget(m_slider); |
| vbox->addWidget(m_LCD); |
| vbox->addWidget(m_edit); |
| } |
| |
| QString text() const |
| { |
| return m_edit->text(); |
| } |
| |
| int value() const |
| { |
| return m_slider->value(); |
| } |
| |
| signals: |
| void someSignal(); |
| void valueChanged(int); |
| void textChanged(const QString&); |
| |
| public slots: |
| void setText(const QString &string) |
| { |
| if (!requestPropertyChange("text")) |
| return; |
| |
| QSignalBlocker blocker(m_edit); |
| m_edit->setText(string); |
| emit someSignal(); |
| emit textChanged(string); |
| |
| propertyChanged("text"); |
| } |
| |
| void about() |
| { |
| QMessageBox::information( this, "About QSimpleAX", "This is a Qt widget, and this slot has been\n" |
| "called through ActiveX/OLE automation!" ); |
| } |
| |
| void setValue(int i) |
| { |
| if (!requestPropertyChange("value")) |
| return; |
| |
| QSignalBlocker blocker(m_slider); |
| m_slider->setValue(i); |
| m_LCD->display(i); |
| emit valueChanged(i); |
| |
| propertyChanged("value"); |
| } |
| |
| private: |
| QSlider *m_slider; |
| QLCDNumber *m_LCD; |
| QLineEdit *m_edit; |
| }; |
| |
| //! [0] |
| #include "main.moc" |
| |
| //! [1] |
| QAXFACTORY_BEGIN( |
| "{EC08F8FC-2754-47AB-8EFE-56A54057F34E}", // type library ID |
| "{A095BA0C-224F-4933-A458-2DD7F6B85D8F}") // application ID |
| QAXCLASS(QSimpleAX) |
| QAXFACTORY_END() |
| //! [1] |