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39
40#ifndef QINTERNALMIMEDATA_P_H
41#define QINTERNALMIMEDATA_P_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 for the convenience
48// of other Qt classes. 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 <QtCore/qbytearray.h>
55#include <QtCore/qmimedata.h>
56#include <QtCore/qstring.h>
57#include <QtCore/qstringlist.h>
58#include <QtCore/qvariant.h>
59#include <QtGui/private/qtguiglobal_p.h>
60
61QT_BEGIN_NAMESPACE
62
63class QEventLoop;
64class QMouseEvent;
65class QPlatformDrag;
66
67class Q_GUI_EXPORT QInternalMimeData : public QMimeData
68{
69 Q_OBJECT
70public:
71 QInternalMimeData();
72 ~QInternalMimeData();
73
74 bool hasFormat(const QString &mimeType) const override;
75 QStringList formats() const override;
76 static bool canReadData(const QString &mimeType);
77
78
79 static QStringList formatsHelper(const QMimeData *data);
80 static bool hasFormatHelper(const QString &mimeType, const QMimeData *data);
81 static QByteArray renderDataHelper(const QString &mimeType, const QMimeData *data);
82
83protected:
84 QVariant retrieveData(const QString &mimeType, QVariant::Type type) const override;
85
86 virtual bool hasFormat_sys(const QString &mimeType) const = 0;
87 virtual QStringList formats_sys() const = 0;
88 virtual QVariant retrieveData_sys(const QString &mimeType, QVariant::Type type) const = 0;
89};
90
91QT_END_NAMESPACE
92
93#endif // QINTERNALMIMEDATA_P_H
94

source code of qtbase/src/gui/kernel/qinternalmimedata_p.h