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Diffstat (limited to 'src/location/labs/qmapobjectview_p.h')
| -rw-r--r-- | src/location/labs/qmapobjectview_p.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/src/location/labs/qmapobjectview_p.h b/src/location/labs/qmapobjectview_p.h new file mode 100644 index 00000000..49b80883 --- /dev/null +++ b/src/location/labs/qmapobjectview_p.h @@ -0,0 +1,116 @@ +/**************************************************************************** +** +** 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 QMAPOBJECTVIEW_P_H +#define QMAPOBJECTVIEW_P_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 <QtLocation/private/qgeomapobject_p.h> +#include <QQmlComponent> +#include <QVector> + +QT_BEGIN_NAMESPACE + +class QQmlDelegateModel; +class QMapObjectViewPrivate; +class QQmlChangeSet; +class Q_LOCATION_PRIVATE_EXPORT QMapObjectView : public QGeoMapObject +{ + Q_OBJECT + Q_PROPERTY(QVariant model READ model WRITE setModel NOTIFY modelChanged) + Q_PROPERTY(QQmlComponent *delegate READ delegate WRITE setDelegate NOTIFY delegateChanged) + Q_INTERFACES(QQmlParserStatus) +public: + QMapObjectView(QObject *parent = nullptr); + ~QMapObjectView() override; + + // QGeoMapObject interface + QList<QGeoMapObject *> geoMapObjectChildren() const override; + void setMap(QGeoMap *map) override; + + // QQmlParserStatus interface + void classBegin() override; + void componentComplete() override; + + QVariant model() const; + void setModel(QVariant model); + + QQmlComponent *delegate() const; + void setDelegate(QQmlComponent * delegate); + +public Q_SLOTS: + // The dynamic API that matches Map.add/remove MapItem + void addMapObject(QGeoMapObject *object); + void removeMapObject(QGeoMapObject *object); + +signals: + void modelChanged(QVariant model); + void delegateChanged(QQmlComponent * delegate); + +protected Q_SLOTS: + void destroyingItem(QObject *object); + void initItem(int index, QObject *object); + void createdItem(int index, QObject *object); + void modelUpdated(const QQmlChangeSet &changeSet, bool reset); + +protected: + void addMapObjectToMap(QGeoMapObject *object, int index); + void removeMapObjectFromMap(int index); + void flushDelegateModel(); + void flushUserAddedMapObjects(); + + QVariant m_model; + QQmlComponent *m_delegate = nullptr; + QQmlDelegateModel *m_delegateModel = nullptr; + QVector<QPointer<QGeoMapObject>> m_instantiatedMapObjects; + QVector<QPointer<QGeoMapObject>> m_pendingMapObjects; + QVector<QPointer<QGeoMapObject>> m_userAddedMapObjects; // A third list containing the objects dynamically added through addMapObject +}; + +QT_END_NAMESPACE + +#endif // QMAPOBJECTVIEW_P_H |