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Diffstat (limited to 'src/location/declarativemaps/qparameterizableobject_p.h')
-rw-r--r-- | src/location/declarativemaps/qparameterizableobject_p.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/src/location/declarativemaps/qparameterizableobject_p.h b/src/location/declarativemaps/qparameterizableobject_p.h new file mode 100644 index 00000000..e450c6ec --- /dev/null +++ b/src/location/declarativemaps/qparameterizableobject_p.h @@ -0,0 +1,93 @@ +/**************************************************************************** +** +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the QtLocation module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL3$ +** 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 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPLv3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or later 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 2.0 requirements will be +** met: http://www.gnu.org/licenses/gpl-2.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QPARAMETERIZABLEOBJECT_H +#define QPARAMETERIZABLEOBJECT_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QtLocation/private/qlocationglobal_p.h> +#include <QObject> +#include <QQmlListProperty> +#include <QQmlParserStatus> + +QT_BEGIN_NAMESPACE +class QGeoMapParameter; +class Q_LOCATION_PRIVATE_EXPORT QParameterizableObject : public QObject +{ + Q_OBJECT + Q_PROPERTY(QQmlListProperty<QObject> quickChildren READ declarativeChildren DESIGNABLE false) + Q_CLASSINFO("DefaultProperty", "quickChildren") + +public: + explicit QParameterizableObject(QObject *parent = nullptr); + + template <typename T = QObject> + QList<T*> quickChildren() const + { + QList<T*> res; + for (auto kid : qAsConst(m_children)) { + auto val = qobject_cast<T*>(kid); + if (val) + res.push_back(val); + } + return res; + } + +protected: + virtual void appendChild(QObject *v); + virtual void clearChildren(); + + static void append(QQmlListProperty<QObject> *p, QObject *v); + static int count(QQmlListProperty<QObject> *p); + static QObject *at(QQmlListProperty<QObject> *p, int idx); + static void clear(QQmlListProperty<QObject> *p); + + QQmlListProperty<QObject> declarativeChildren(); + QList<QObject*> m_children; +}; +QT_END_NAMESPACE + +#endif // QPARAMETERIZABLEOBJECT_H |