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39 | |
40 | #include "qqmlvaluetypeproxybinding_p.h" |
41 | |
42 | QT_BEGIN_NAMESPACE |
43 | |
44 | QQmlValueTypeProxyBinding::QQmlValueTypeProxyBinding(QObject *o, QQmlPropertyIndex index) |
45 | : QQmlAbstractBinding(), |
46 | m_bindings(nullptr) |
47 | { |
48 | m_target = o; |
49 | m_targetIndex = index; |
50 | } |
51 | |
52 | QQmlValueTypeProxyBinding::~QQmlValueTypeProxyBinding() |
53 | { |
54 | QQmlAbstractBinding *binding = m_bindings.data(); |
55 | while (binding) { |
56 | binding->setAddedToObject(false); |
57 | binding = binding->nextBinding(); |
58 | } |
59 | } |
60 | |
61 | void QQmlValueTypeProxyBinding::setEnabled(bool e, QQmlPropertyData::WriteFlags flags) |
62 | { |
63 | QQmlAbstractBinding *b = m_bindings.data(); |
64 | while (b) { |
65 | b->setEnabled(e, f: flags); |
66 | b = b->nextBinding(); |
67 | } |
68 | } |
69 | |
70 | bool QQmlValueTypeProxyBinding::isValueTypeProxy() const |
71 | { |
72 | return true; |
73 | } |
74 | |
75 | QQmlAbstractBinding *QQmlValueTypeProxyBinding::subBindings() const |
76 | { |
77 | return m_bindings.data(); |
78 | } |
79 | |
80 | QQmlAbstractBinding *QQmlValueTypeProxyBinding::binding(QQmlPropertyIndex propertyIndex) const |
81 | { |
82 | QQmlAbstractBinding *binding = m_bindings.data(); |
83 | |
84 | while (binding && binding->targetPropertyIndex() != propertyIndex) |
85 | binding = binding->nextBinding(); |
86 | |
87 | return binding; |
88 | } |
89 | |
90 | /*! |
91 | Removes a collection of bindings, corresponding to the set bits in \a mask. |
92 | */ |
93 | void QQmlValueTypeProxyBinding::removeBindings(quint32 mask) |
94 | { |
95 | QQmlAbstractBinding *binding = m_bindings.data(); |
96 | QQmlAbstractBinding *lastBinding = nullptr; |
97 | |
98 | while (binding) { |
99 | const int valueTypeIndex = binding->targetPropertyIndex().valueTypeIndex(); |
100 | if (valueTypeIndex != -1 && (mask & (1 << valueTypeIndex))) { |
101 | QQmlAbstractBinding *remove = binding; |
102 | remove->setAddedToObject(false); |
103 | binding = remove->nextBinding(); |
104 | |
105 | if (lastBinding == nullptr) |
106 | m_bindings = remove->nextBinding(); |
107 | else |
108 | lastBinding->setNextBinding(remove->nextBinding()); |
109 | } else { |
110 | lastBinding = binding; |
111 | binding = binding->nextBinding(); |
112 | } |
113 | } |
114 | } |
115 | |
116 | QT_END_NAMESPACE |
117 |