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39
40#ifndef QQMLINCUBATOR_P_H
41#define QQMLINCUBATOR_P_H
42
43#include "qqmlincubator.h"
44
45#include <private/qintrusivelist_p.h>
46#include <private/qqmlvme_p.h>
47#include <private/qrecursionwatcher_p.h>
48#include <private/qqmlengine_p.h>
49#include <private/qqmlcontext_p.h>
50
51//
52// W A R N I N G
53// -------------
54//
55// This file is not part of the Qt API. It exists purely as an
56// implementation detail. This header file may change from version to
57// version without notice, or even be removed.
58//
59// We mean it.
60//
61
62QT_BEGIN_NAMESPACE
63
64class RequiredProperties;
65
66class QQmlIncubator;
67class Q_QML_PRIVATE_EXPORT QQmlIncubatorPrivate : public QQmlEnginePrivate::Incubator
68{
69public:
70 QQmlIncubatorPrivate(QQmlIncubator *q, QQmlIncubator::IncubationMode m);
71 ~QQmlIncubatorPrivate();
72
73 inline static QQmlIncubatorPrivate *get(QQmlIncubator *incubator) { return incubator->d; }
74
75 QQmlIncubator *q;
76
77 QQmlIncubator::Status calculateStatus() const;
78 void changeStatus(QQmlIncubator::Status);
79 QQmlIncubator::Status status;
80
81 QQmlIncubator::IncubationMode mode;
82 bool isAsynchronous;
83
84 QList<QQmlError> errors;
85
86 enum Progress { Execute, Completing, Completed };
87 Progress progress;
88
89 QPointer<QObject> result;
90 QQmlGuardedContextData rootContext;
91 QQmlEnginePrivate *enginePriv;
92 QQmlRefPointer<QV4::ExecutableCompilationUnit> compilationUnit;
93 QScopedPointer<QQmlObjectCreator> creator;
94 int subComponentToCreate;
95 QQmlVMEGuard vmeGuard;
96
97 QExplicitlySharedDataPointer<QQmlIncubatorPrivate> waitingOnMe;
98 typedef QQmlEnginePrivate::Incubator QIPBase;
99 QIntrusiveList<QIPBase, &QIPBase::nextWaitingFor> waitingFor;
100
101 QRecursionNode recursion;
102 QVariantMap initialProperties;
103
104 void clear();
105
106 void forceCompletion(QQmlInstantiationInterrupt &i);
107 void incubate(QQmlInstantiationInterrupt &i);
108 RequiredProperties &requiredProperties();
109 bool hadRequiredProperties() const;
110};
111
112QT_END_NAMESPACE
113
114#endif // QQMLINCUBATOR_P_H
115
116

source code of qtdeclarative/src/qml/qml/qqmlincubator_p.h