summaryrefslogtreecommitdiffstats
path: root/src/gui/kernel/qdrag.h
blob: eaa677b50dc0fc6e0a0cd289e4fffeec9f927bb1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://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.LGPL3 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-3.0.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 (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QDRAG_H
#define QDRAG_H

#include <QtGui/qtguiglobal.h>
#include <QtCore/qobject.h>

QT_REQUIRE_CONFIG(draganddrop);

QT_BEGIN_NAMESPACE

class QMimeData;
class QDragPrivate;
class QPixmap;
class QPoint;
class QDragManager;


class Q_GUI_EXPORT QDrag : public QObject
{
    Q_OBJECT
    Q_DECLARE_PRIVATE(QDrag)
public:
    explicit QDrag(QObject *dragSource);
    ~QDrag();

    void setMimeData(QMimeData *data);
    QMimeData *mimeData() const;

    void setPixmap(const QPixmap &);
    QPixmap pixmap() const;

    void setHotSpot(const QPoint &hotspot);
    QPoint hotSpot() const;

    QObject *source() const;
    QObject *target() const;

    Qt::DropAction exec(Qt::DropActions supportedActions = Qt::MoveAction);
    Qt::DropAction exec(Qt::DropActions supportedActions, Qt::DropAction defaultAction);

    void setDragCursor(const QPixmap &cursor, Qt::DropAction action);
    QPixmap dragCursor(Qt::DropAction action) const;

    Qt::DropActions supportedActions() const;
    Qt::DropAction defaultAction() const;

    static void cancel();

Q_SIGNALS:
    void actionChanged(Qt::DropAction action);
    void targetChanged(QObject *newTarget);

private:
    friend class QDragManager;
    Q_DISABLE_COPY(QDrag)
};

QT_END_NAMESPACE

#endif // QDRAG_H