diff options
author | Aaron Kennedy <aaron.kennedy@nokia.com> | 2012-03-08 14:25:50 +0100 |
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committer | Qt by Nokia <qt-info@nokia.com> | 2012-03-13 05:13:50 +0100 |
commit | 5013d53d9400f61699f8edb1dc20f06e19a26a3d (patch) | |
tree | 6f6e9284f8843aaa89f2d38aca066170192172bb /src/qml/qml/qqmlvaluetypeproxybinding.cpp | |
parent | 648c80c4c0759efb6e35fac7acc8daad5aab13e2 (diff) |
Move binding and expression classes to separate files
Change-Id: Ia9c6996a606e140f31681ecd26d93b1b0fdedf02
Reviewed-by: Roberto Raggi <roberto.raggi@nokia.com>
Diffstat (limited to 'src/qml/qml/qqmlvaluetypeproxybinding.cpp')
-rw-r--r-- | src/qml/qml/qqmlvaluetypeproxybinding.cpp | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/src/qml/qml/qqmlvaluetypeproxybinding.cpp b/src/qml/qml/qqmlvaluetypeproxybinding.cpp new file mode 100644 index 0000000000..2cc15a50f5 --- /dev/null +++ b/src/qml/qml/qqmlvaluetypeproxybinding.cpp @@ -0,0 +1,138 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtQml module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qqmlvaluetypeproxybinding_p.h" + +QT_BEGIN_NAMESPACE + +QQmlValueTypeProxyBinding::QQmlValueTypeProxyBinding(QObject *o, int index) +: m_object(o), m_index(index), m_bindings(0) +{ +} + +QQmlValueTypeProxyBinding::~QQmlValueTypeProxyBinding() +{ + while (m_bindings) { + QQmlAbstractBinding *binding = m_bindings; + binding->setEnabled(false, 0); + binding->destroy(); + } +} + +void QQmlValueTypeProxyBinding::setEnabled(bool e, QQmlPropertyPrivate::WriteFlags flags) +{ + if (e) { + QQmlAbstractBinding *bindings = m_bindings; + recursiveEnable(bindings, flags); + } else { + QQmlAbstractBinding *bindings = m_bindings; + recursiveDisable(bindings); + } +} + +void QQmlValueTypeProxyBinding::recursiveEnable(QQmlAbstractBinding *b, QQmlPropertyPrivate::WriteFlags flags) +{ + if (!b) + return; + + recursiveEnable(b->m_nextBinding, flags); + + if (b) + b->setEnabled(true, flags); +} + +void QQmlValueTypeProxyBinding::recursiveDisable(QQmlAbstractBinding *b) +{ + if (!b) + return; + + recursiveDisable(b->m_nextBinding); + + if (b) + b->setEnabled(false, 0); +} + +void QQmlValueTypeProxyBinding::update(QQmlPropertyPrivate::WriteFlags) +{ +} + +QQmlAbstractBinding *QQmlValueTypeProxyBinding::binding(int propertyIndex) +{ + QQmlAbstractBinding *binding = m_bindings; + + while (binding && binding->propertyIndex() != propertyIndex) + binding = binding->m_nextBinding; + + return binding; +} + +/*! +Removes a collection of bindings, corresponding to the set bits in \a mask. +*/ +void QQmlValueTypeProxyBinding::removeBindings(quint32 mask) +{ + QQmlAbstractBinding *binding = m_bindings; + while (binding) { + if (mask & (1 << (binding->propertyIndex() >> 24))) { + QQmlAbstractBinding *remove = binding; + binding = remove->m_nextBinding; + *remove->m_prevBinding = remove->m_nextBinding; + if (remove->m_nextBinding) remove->m_nextBinding->m_prevBinding = remove->m_prevBinding; + remove->m_prevBinding = 0; + remove->m_nextBinding = 0; + remove->destroy(); + } else { + binding = binding->m_nextBinding; + } + } +} + +int QQmlValueTypeProxyBinding::propertyIndex() const +{ + return m_index; +} + +QObject *QQmlValueTypeProxyBinding::object() const +{ + return m_object; +} + +QT_END_NAMESPACE |