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qquicksinglepointhandler_p.h

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1/****************************************************************************-
2**-
3** Copyright (C) 2018 The Qt Company Ltd.-
4** Contact: https://www.qt.io/licensing/-
5**-
6** This file is part of the QtQuick module of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL$-
9** Commercial License Usage-
10** Licensees holding valid commercial Qt licenses may use this file in-
11** accordance with the commercial license agreement provided with the-
12** Software or, alternatively, in accordance with the terms contained in-
13** a written agreement between you and The Qt Company. For licensing terms-
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15** information use the contact form at https://www.qt.io/contact-us.-
16**-
17** GNU Lesser General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU Lesser-
19** General Public License version 3 as published by the Free Software-
20** Foundation and appearing in the file LICENSE.LGPL3 included in the-
21** packaging of this file. Please review the following information to-
22** ensure the GNU Lesser General Public License version 3 requirements-
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.-
24**-
25** GNU General Public License Usage-
26** Alternatively, this file may be used under the terms of the GNU-
27** General Public License version 2.0 or (at your option) the GNU General-
28** Public license version 3 or any later version approved by the KDE Free-
29** Qt Foundation. The licenses are as published by the Free Software-
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3-
31** included in the packaging of this file. Please review the following-
32** information to ensure the GNU General Public License requirements will-
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35**-
36** $QT_END_LICENSE$-
37**-
38****************************************************************************/-
39-
40#ifndef QQUICKPOINTERSINGLEHANDLER_H-
41#define QQUICKPOINTERSINGLEHANDLER_H-
42-
43//-
44// W A R N I N G-
45// --------------
46//-
47// This file is not part of the Qt API. It exists purely as an-
48// implementation detail. This header file may change from version to-
49// version without notice, or even be removed.-
50//-
51// We mean it.-
52//-
53-
54#include "qquickhandlerpoint_p.h"-
55#include "qquickpointerdevicehandler_p.h"-
56-
57QT_BEGIN_NAMESPACE-
58-
59class Q_QUICK_PRIVATE_EXPORT QQuickSinglePointHandler : public QQuickPointerDeviceHandler-
60{-
61 Q_OBJECT-
62 Q_PROPERTY(QQuickHandlerPoint point READ point NOTIFY pointChanged)-
63public:-
64 explicit QQuickSinglePointHandler(QObject *parent = nullptr);-
65 virtual ~QQuickSinglePointHandler() { }-
66-
67 QQuickHandlerPoint point() const { return m_pointInfo; }
executed 9326 times by 4 tests: return m_pointInfo;
Executed by:
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_qquickdraghandler
  • tst_qquicktaphandler
9326
68-
69Q_SIGNALS:-
70 void pointChanged();-
71 void singlePointGrabChanged(); // QQuickPointerHandler::grabChanged signal can't be a property notifier here-
72-
73protected:-
74 bool wantsPointerEvent(QQuickPointerEvent *event) override;-
75 void handlePointerEventImpl(QQuickPointerEvent *event) override;-
76 virtual void handleEventPoint(QQuickEventPoint *point) = 0;-
77-
78 QQuickEventPoint *currentPoint(QQuickPointerEvent *ev) { return ev->pointById(m_pointInfo.m_id); }
never executed: return ev->pointById(m_pointInfo.m_id);
0
79 void onGrabChanged(QQuickPointerHandler *grabber, QQuickEventPoint::GrabState stateChange, QQuickEventPoint *point) override;-
80-
81 void setIgnoreAdditionalPoints(bool v = true);-
82-
83 void moveTarget(QPointF pos, QQuickEventPoint *point);-
84-
85 void setPointId(int id);-
86-
87private:-
88 void reset();-
89-
90private:-
91 QQuickHandlerPoint m_pointInfo;-
92 bool m_ignoreAdditionalPoints : 1;-
93};-
94-
95QT_END_NAMESPACE-
96-
97QML_DECLARE_TYPE(QQuickSinglePointHandler)-
98-
99#endif // QQUICKPOINTERSINGLEHANDLER_H-
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