Integrated file selection dialogue with the main code. Improved the

[openvpnui.git] / src / filebrowse / fileworker.h

diff --git a/src/filebrowse/fileworker.h b/src/filebrowse/fileworker.h
new file mode 100644 (file)
index 0000000..7b1ce5c
--- /dev/null
+++ b/src/filebrowse/fileworker.h
@@ -0,0 +1,58 @@
+#ifndef FILEWORKER_H
+#define FILEWORKER_H
+
+#include <QThread>
+#include <QDir>
+
+/**
+ * @brief FileWorker does delete, copy and move files in the background.
+ */
+class FileWorker : public QThread
+{
+    Q_OBJECT
+
+public:
+    explicit FileWorker(QObject *parent = 0);
+    ~FileWorker();
+
+    // call these to start the thread, returns false if start failed
+    void startDeleteFiles(QStringList filenames);
+    void startCopyFiles(QStringList filenames, QString destDirectory);
+    void startMoveFiles(QStringList filenames, QString destDirectory);
+
+    void cancel();
+
+signals: // signals, can be connected from a thread to another
+    void progressChanged(int progress, QString filename);
+
+    // one of these is emitted when thread ends
+    void done();
+    void errorOccurred(QString message, QString filename);
+
+    void fileDeleted(QString fullname);
+
+protected:
+    void run();
+
+private:
+    enum Mode {
+        DeleteMode, CopyMode, MoveMode
+    };
+    enum CancelStatus {
+        Cancelled = 0, KeepRunning = 1
+    };
+
+    QString deleteFile(QString filenames);
+    void deleteFiles();
+    void copyOrMoveFiles();
+    QString copyDirRecursively(QString srcDirectory, QString destDirectory);
+    QString copyOverwrite(QString src, QString dest);
+
+    FileWorker::Mode m_mode;
+    QStringList m_filenames;
+    QString m_destDirectory;
+    QAtomicInt m_cancelled; // atomic so no locks needed
+    int m_progress;
+};
+
+#endif // FILEWORKER_H