Split into three separate projects: library, gui and cmd

1 files changed, 102 insertions, 0 deletions

diff --git a/src/gui/folderwatcher.h b/src/gui/folderwatcher.h
new file mode 100644
index 000000000..bcdb5f0ee
--- /dev/null
+++ b/src/gui/folderwatcher.h
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) by Klaas Freitag <freitag@owncloud.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ */
+
+#ifndef MIRALL_FOLDERWATCHER_H
+#define MIRALL_FOLDERWATCHER_H
+
+#include "config.h"
+
+#include <QList>
+#include <QObject>
+#include <QString>
+#include <QStringList>
+#include <QTime>
+#include <QHash>
+#include <QScopedPointer>
+#include <QSet>
+
+class QTimer;
+
+namespace Mirall {
+
+class FolderWatcherPrivate;
+
+/*
+ * Folder Watcher monitors a directory and its sub directories
+ * for changes in the local file system. Changes are signalled
+ * through the folderChanged() signal.
+ *
+ * Note that if new folders are created, this folderwatcher class
+ * does not automatically adds them to the list of monitored
+ * dirs. That is the responsibility of the user of this class to
+ * call addPath() with the new dir.
+ */
+
+class FolderWatcher : public QObject
+{
+    Q_OBJECT
+public:
+    /**
+     * @param root Path of the root of the folder
+     */
+    FolderWatcher(const QString &root, QObject *parent = 0L);
+    virtual ~FolderWatcher();
+
+    /**
+      * Set a file name to load a file with ignore patterns.
+      *
+      * Valid entries do not start with a hash sign (#)
+      * and may contain wildcards
+      */
+    void addIgnoreListFile( const QString& );
+
+    QStringList ignores() const;
+
+    /**
+     * Not all backends are recursive by default.
+     * Those need to be notified when a directory is added or removed while the watcher is disabled.
+     * This is a no-op for backend that are recursive
+     */
+    void addPath(const QString&);
+    void removePath(const QString&);
+
+    /* Check if the path is ignored. */
+    bool pathIsIgnored( const QString& path );
+
+signals:
+    /** Emitted when one of the paths is changed */
+    void folderChanged(const QString &path);
+
+    /** Emitted if an error occurs */
+    void error(const QString& error);
+
+protected slots:
+    // called from the implementations to indicate a change in path
+    void changeDetected( const QString& path);
+    void changeDetected( const QStringList& paths);
+
+protected:
+    QHash<QString, int> _pendingPathes;
+
+private:
+    QScopedPointer<FolderWatcherPrivate> _d;
+    QStringList _ignores;
+    QTime _timer;
+    QSet<QString> _lastPaths;
+
+    friend class FolderWatcherPrivate;
+};
+
+}
+
+#endif