1 | // Copyright (C) 2012 David Faure <faure@kde.org> |
2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
3 | |
4 | #ifndef QSAVEFILE_H |
5 | #define QSAVEFILE_H |
6 | |
7 | #include <QtCore/qglobal.h> |
8 | |
9 | #ifndef QT_NO_TEMPORARYFILE |
10 | |
11 | #include <QtCore/qfiledevice.h> |
12 | #include <QtCore/qstring.h> |
13 | |
14 | #ifdef open |
15 | #error qsavefile.h must be included before any header file that defines open |
16 | #endif |
17 | |
18 | QT_BEGIN_NAMESPACE |
19 | |
20 | class QAbstractFileEngine; |
21 | class QSaveFilePrivate; |
22 | |
23 | class Q_CORE_EXPORT QSaveFile : public QFileDevice |
24 | { |
25 | #ifndef QT_NO_QOBJECT |
26 | Q_OBJECT |
27 | #endif |
28 | Q_DECLARE_PRIVATE(QSaveFile) |
29 | |
30 | public: |
31 | |
32 | explicit QSaveFile(const QString &name); |
33 | #ifndef QT_NO_QOBJECT |
34 | explicit QSaveFile(QObject *parent = nullptr); |
35 | explicit QSaveFile(const QString &name, QObject *parent); |
36 | #endif |
37 | ~QSaveFile(); |
38 | |
39 | QString fileName() const override; |
40 | void setFileName(const QString &name); |
41 | |
42 | bool open(OpenMode flags) override; |
43 | bool commit(); |
44 | |
45 | void cancelWriting(); |
46 | |
47 | void setDirectWriteFallback(bool enabled); |
48 | bool directWriteFallback() const; |
49 | |
50 | protected: |
51 | qint64 writeData(const char *data, qint64 len) override; |
52 | |
53 | private: |
54 | void close() override; |
55 | #if !QT_CONFIG(translation) |
56 | static QString tr(const char *string) { return QString::fromLatin1(string); } |
57 | #endif |
58 | |
59 | private: |
60 | Q_DISABLE_COPY(QSaveFile) |
61 | }; |
62 | |
63 | QT_END_NAMESPACE |
64 | |
65 | #endif // QT_NO_TEMPORARYFILE |
66 | |
67 | #endif // QSAVEFILE_H |
68 | |