1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
|
// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#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]
|
