1 | // Copyright (C) 2016 The Qt Company Ltd. |
2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
3 | |
4 | #ifndef QQUICKPROPERTYCHANGES_H |
5 | #define QQUICKPROPERTYCHANGES_H |
6 | |
7 | // |
8 | // W A R N I N G |
9 | // ------------- |
10 | // |
11 | // This file is not part of the Qt API. It exists purely as an |
12 | // implementation detail. This header file may change from version to |
13 | // version without notice, or even be removed. |
14 | // |
15 | // We mean it. |
16 | // |
17 | |
18 | #include "qquickstatechangescript_p.h" |
19 | #include <private/qqmlcustomparser_p.h> |
20 | |
21 | QT_BEGIN_NAMESPACE |
22 | |
23 | class QQuickPropertyChangesPrivate; |
24 | class Q_QUICK_PRIVATE_EXPORT QQuickPropertyChanges : public QQuickStateOperation |
25 | { |
26 | Q_OBJECT |
27 | Q_DECLARE_PRIVATE(QQuickPropertyChanges) |
28 | Q_PROPERTY(QObject *target READ object WRITE setObject NOTIFY objectChanged FINAL) |
29 | Q_PROPERTY(bool restoreEntryValues READ restoreEntryValues WRITE setRestoreEntryValues |
30 | NOTIFY restoreEntryValuesChanged FINAL) |
31 | Q_PROPERTY(bool explicit READ isExplicit WRITE setIsExplicit NOTIFY isExplicitChanged FINAL) |
32 | QML_NAMED_ELEMENT(PropertyChanges) |
33 | QML_ADDED_IN_VERSION(2, 0) |
34 | QML_CUSTOMPARSER |
35 | Q_CLASSINFO("ImmediatePropertyNames" , "target,restoreEntryValues,explicit,objectName" ) |
36 | |
37 | public: |
38 | QQuickPropertyChanges(); |
39 | ~QQuickPropertyChanges(); |
40 | |
41 | QObject *object() const; |
42 | void setObject(QObject *); |
43 | |
44 | bool restoreEntryValues() const; |
45 | void setRestoreEntryValues(bool); |
46 | |
47 | bool isExplicit() const; |
48 | void setIsExplicit(bool); |
49 | |
50 | ActionList actions() override; |
51 | |
52 | bool containsProperty(const QString &name) const; |
53 | bool containsValue(const QString &name) const; |
54 | bool containsExpression(const QString &name) const; |
55 | void changeValue(const QString &name, const QVariant &value); |
56 | void changeExpression(const QString &name, const QString &expression); |
57 | void removeProperty(const QString &name); |
58 | QVariant value(const QString &name) const; |
59 | QString expression(const QString &name) const; |
60 | |
61 | void detachFromState(); |
62 | void attachToState(); |
63 | |
64 | QVariant property(const QString &name) const; |
65 | |
66 | Q_SIGNALS: |
67 | void objectChanged(); |
68 | void restoreEntryValuesChanged(); |
69 | void isExplicitChanged(); |
70 | }; |
71 | |
72 | class QQuickPropertyChangesParser : public QQmlCustomParser |
73 | { |
74 | public: |
75 | QQuickPropertyChangesParser() |
76 | : QQmlCustomParser(AcceptsAttachedProperties) {} |
77 | |
78 | void verifyList(const QQmlRefPointer<QV4::ExecutableCompilationUnit> &compilationUnit, const QV4::CompiledData::Binding *binding); |
79 | |
80 | void verifyBindings(const QQmlRefPointer<QV4::ExecutableCompilationUnit> &compilationUnit, const QList<const QV4::CompiledData::Binding *> &props) override; |
81 | void applyBindings(QObject *obj, const QQmlRefPointer<QV4::ExecutableCompilationUnit> &compilationUnit, const QList<const QV4::CompiledData::Binding *> &bindings) override; |
82 | }; |
83 | |
84 | template<> |
85 | inline QQmlCustomParser *qmlCreateCustomParser<QQuickPropertyChanges>() |
86 | { |
87 | return new QQuickPropertyChangesParser; |
88 | } |
89 | |
90 | QT_END_NAMESPACE |
91 | |
92 | QML_DECLARE_TYPE(QQuickPropertyChanges) |
93 | |
94 | #endif // QQUICKPROPERTYCHANGES_H |
95 | |