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Diffstat (limited to 'src/qml/qml/qqmlwatcher.cpp')
-rw-r--r-- | src/qml/qml/qqmlwatcher.cpp | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/src/qml/qml/qqmlwatcher.cpp b/src/qml/qml/qqmlwatcher.cpp deleted file mode 100644 index 9726b6f3b9..0000000000 --- a/src/qml/qml/qqmlwatcher.cpp +++ /dev/null @@ -1,181 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2015 The Qt Company Ltd. -** Contact: http://www.qt.io/licensing/ -** -** This file is part of the QtQml module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL21$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see http://www.qt.io/terms-conditions. For further -** information use the contact form at http://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 or version 3 as published by the Free -** Software Foundation and appearing in the file LICENSE.LGPLv21 and -** LICENSE.LGPLv3 included in the packaging of this file. Please review the -** following information to ensure the GNU Lesser General Public License -** requirements will be met: https://www.gnu.org/licenses/lgpl.html and -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** As a special exception, The Qt Company gives you certain additional -** rights. These rights are described in The Qt Company LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qqmlwatcher_p.h" - -#include "qqmlexpression.h" -#include "qqmlcontext.h" -#include "qqml.h" - -#include <private/qqmldebugservice_p.h> -#include "qqmlproperty_p.h" -#include "qqmlvaluetype_p.h" - -#include <QtCore/qmetaobject.h> -#include <QtCore/qdebug.h> - -QT_BEGIN_NAMESPACE - - -class QQmlWatchProxy : public QObject -{ - Q_OBJECT -public: - QQmlWatchProxy(int id, - QObject *object, - int debugId, - const QMetaProperty &prop, - QQmlWatcher *parent = 0); - - QQmlWatchProxy(int id, - QQmlExpression *exp, - int debugId, - QQmlWatcher *parent = 0); - -public slots: - void notifyValueChanged(); - -private: - friend class QQmlWatcher; - int m_id; - QQmlWatcher *m_watch; - QObject *m_object; - int m_debugId; - QMetaProperty m_property; - - QQmlExpression *m_expr; -}; - -QQmlWatchProxy::QQmlWatchProxy(int id, - QQmlExpression *exp, - int debugId, - QQmlWatcher *parent) -: QObject(parent), m_id(id), m_watch(parent), m_object(0), m_debugId(debugId), m_expr(exp) -{ - QObject::connect(m_expr, SIGNAL(valueChanged()), this, SLOT(notifyValueChanged())); -} - -QQmlWatchProxy::QQmlWatchProxy(int id, - QObject *object, - int debugId, - const QMetaProperty &prop, - QQmlWatcher *parent) -: QObject(parent), m_id(id), m_watch(parent), m_object(object), m_debugId(debugId), m_property(prop), m_expr(0) -{ - static int refreshIdx = -1; - if(refreshIdx == -1) - refreshIdx = QQmlWatchProxy::staticMetaObject.indexOfMethod("notifyValueChanged()"); - - if (prop.hasNotifySignal()) - QQmlPropertyPrivate::connect(m_object, prop.notifySignalIndex(), this, refreshIdx); -} - -void QQmlWatchProxy::notifyValueChanged() -{ - QVariant v; - if (m_expr) - v = m_expr->evaluate(); - else if (QQmlValueTypeFactory::isValueType(m_property.userType())) - v = m_property.read(m_object); - - emit m_watch->propertyChanged(m_id, m_debugId, m_property, v); -} - - -QQmlWatcher::QQmlWatcher(QObject *parent) - : QObject(parent) -{ -} - -bool QQmlWatcher::addWatch(int id, quint32 debugId) -{ - QObject *object = QQmlDebugService::objectForId(debugId); - if (object) { - int propCount = object->metaObject()->propertyCount(); - for (int ii=0; ii<propCount; ii++) - addPropertyWatch(id, object, debugId, object->metaObject()->property(ii)); - return true; - } - return false; -} - -bool QQmlWatcher::addWatch(int id, quint32 debugId, const QByteArray &property) -{ - QObject *object = QQmlDebugService::objectForId(debugId); - if (object) { - int index = object->metaObject()->indexOfProperty(property.constData()); - if (index >= 0) { - addPropertyWatch(id, object, debugId, object->metaObject()->property(index)); - return true; - } - } - return false; -} - -bool QQmlWatcher::addWatch(int id, quint32 objectId, const QString &expr) -{ - QObject *object = QQmlDebugService::objectForId(objectId); - QQmlContext *context = qmlContext(object); - if (context) { - QQmlExpression *exprObj = new QQmlExpression(context, object, expr); - exprObj->setNotifyOnValueChanged(true); - QQmlWatchProxy *proxy = new QQmlWatchProxy(id, exprObj, objectId, this); - exprObj->setParent(proxy); - m_proxies[id].append(proxy); - proxy->notifyValueChanged(); - return true; - } - return false; -} - -bool QQmlWatcher::removeWatch(int id) -{ - if (!m_proxies.contains(id)) - return false; - - QList<QPointer<QQmlWatchProxy> > proxies = m_proxies.take(id); - qDeleteAll(proxies); - return true; -} - -void QQmlWatcher::addPropertyWatch(int id, QObject *object, quint32 debugId, const QMetaProperty &property) -{ - QQmlWatchProxy *proxy = new QQmlWatchProxy(id, object, debugId, property, this); - m_proxies[id].append(proxy); - - proxy->notifyValueChanged(); -} - -QT_END_NAMESPACE - -#include <qqmlwatcher.moc> |