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41 | |
42 | #ifndef QFILESYSTEMWATCHER_P_H |
43 | #define QFILESYSTEMWATCHER_P_H |
44 | |
45 | // |
46 | // W A R N I N G |
47 | // ------------- |
48 | // |
49 | // This file is not part of the Qt API. It exists for the convenience |
50 | // of the QLibrary class. This header file may change from |
51 | // version to version without notice, or even be removed. |
52 | // |
53 | // We mean it. |
54 | // |
55 | |
56 | #include "qfilesystemwatcher.h" |
57 | |
58 | #ifndef QT_NO_FILESYSTEMWATCHER |
59 | |
60 | #include <private/qobject_p.h> |
61 | |
62 | #include <QtCore/qstringlist.h> |
63 | #include <QtCore/qthread.h> |
64 | |
65 | QT_BEGIN_NAMESPACE |
66 | |
67 | class QFileSystemWatcherEngine : public QThread |
68 | { |
69 | Q_OBJECT |
70 | |
71 | protected: |
72 | inline QFileSystemWatcherEngine(bool move = true) |
73 | { |
74 | if (move) |
75 | moveToThread(this); |
76 | } |
77 | |
78 | public: |
79 | // fills \a files and \a directories with the \a paths it could |
80 | // watch, and returns a list of paths this engine could not watch |
81 | virtual QStringList addPaths(const QStringList &paths, |
82 | QStringList *files, |
83 | QStringList *directories) = 0; |
84 | // removes \a paths from \a files and \a directories, and returns |
85 | // a list of paths this engine does not know about (either addPath |
86 | // failed or wasn't called) |
87 | virtual QStringList removePaths(const QStringList &paths, |
88 | QStringList *files, |
89 | QStringList *directories) = 0; |
90 | |
91 | virtual void stop() = 0; |
92 | |
93 | Q_SIGNALS: |
94 | void fileChanged(const QString &path, bool removed); |
95 | void directoryChanged(const QString &path, bool removed); |
96 | }; |
97 | |
98 | class QFileSystemWatcherPrivate : public QObjectPrivate |
99 | { |
100 | Q_DECLARE_PUBLIC(QFileSystemWatcher) |
101 | |
102 | static QFileSystemWatcherEngine *createNativeEngine(); |
103 | |
104 | public: |
105 | QFileSystemWatcherPrivate(); |
106 | void init(); |
107 | void initPollerEngine(); |
108 | void initForcedEngine(const QString &); |
109 | |
110 | QFileSystemWatcherEngine *native, *poller, *forced; |
111 | QStringList files, directories; |
112 | |
113 | // private slots |
114 | void _q_fileChanged(const QString &path, bool removed); |
115 | void _q_directoryChanged(const QString &path, bool removed); |
116 | }; |
117 | |
118 | |
119 | QT_END_NAMESPACE |
120 | #endif // QT_NO_FILESYSTEMWATCHER |
121 | #endif // QFILESYSTEMWATCHER_P_H |
122 | |