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29
30#ifndef QWAYLANDQUICKCHILDREN_H
31#define QWAYLANDQUICKCHILDREN_H
32
33//
34// W A R N I N G
35// -------------
36//
37// This file is not part of the Qt API. It exists purely as an
38// implementation detail. This header file may change from version to
39// version without notice, or even be removed.
40//
41// We mean it.
42//
43
44#include <QtWaylandCompositor/qtwaylandcompositorglobal.h>
45#if QT_CONFIG(wayland_compositor_quick)
46#include <QtQml/QQmlListProperty>
47#include <QtCore/QVector>
48#endif
49
50QT_BEGIN_NAMESPACE
51
52#if QT_CONFIG(wayland_compositor_quick)
53#define Q_WAYLAND_COMPOSITOR_DECLARE_QUICK_CHILDREN(className) \
54 Q_PROPERTY(QQmlListProperty<QObject> data READ data DESIGNABLE false) \
55 Q_CLASSINFO("DefaultProperty", "data") \
56 public: \
57 QQmlListProperty<QObject> data() \
58 { \
59 return QQmlListProperty<QObject>(this, this, \
60 &className::appendFunction, \
61 &className::countFunction, \
62 &className::atFunction, \
63 &className::clearFunction); \
64 } \
65 static void appendFunction(QQmlListProperty<QObject> *list, QObject *object) \
66 { \
67 static_cast<className *>(list->data)->m_children.append(object); \
68 } \
69 static int countFunction(QQmlListProperty<QObject> *list) \
70 { \
71 return static_cast<className *>(list->data)->m_children.size(); \
72 } \
73 static QObject *atFunction(QQmlListProperty<QObject> *list, int index) \
74 { \
75 return static_cast<className *>(list->data)->m_children.at(index); \
76 } \
77 static void clearFunction(QQmlListProperty<QObject> *list) \
78 { \
79 static_cast<className *>(list->data)->m_children.clear(); \
80 } \
81 private: \
82 QVector<QObject *> m_children;
83#else
84#define Q_WAYLAND_COMPOSITOR_DECLARE_QUICK_CHILDREN(className)
85#endif
86
87QT_END_NAMESPACE
88
89#endif // QWAYLANDQUICKCHILDREN_H
90

source code of qtwayland/src/compositor/compositor_api/qwaylandquickchildren.h