Move source files to src directory

src/filesystemwidget.h

@@ -0,0 +1,51 @@
+#ifndef FILESYSTEMWIDGET_H
+#define FILESYSTEMWIDGET_H
+
+#include <QWidget>
+#include <QFileSystemModel>
+#include <QListView>
+#include <QTreeView>
+
+class FilesystemWidget : public QWidget
+{
+    Q_OBJECT
+    QListView *m_listView;
+    QAbstractItemModel *m_model;
+public:
+    explicit FilesystemWidget(QAbstractItemModel *model, QWidget *parent = nullptr);
+    void contextMenuEvent(QContextMenuEvent *event) override;
+public slots:
+    void selectFile(int row);
+protected slots:
+    void fileClicked(const QModelIndex &index, const QModelIndex &);
+signals:
+    void fileSelected(int row);
+    void sortChanged(QDir::SortFlag sort);
+    void reverseSort();
+};
+
+class FileSystemModel : public QFileSystemModel
+{
+public:
+    explicit FileSystemModel(QObject *parent) : QFileSystemModel(parent){}
+    QVariant data(const QModelIndex &index, int role) const override;
+};
+
+class Filetree : public QTreeView
+{
+    Q_OBJECT
+    FileSystemModel *m_fileSystemModel;
+    QString m_rootDir;
+public:
+    explicit Filetree(QWidget *parent = nullptr);
+    ~Filetree() override;
+    void contextMenuEvent(QContextMenuEvent *event) override;
+    void mouseDoubleClickEvent(QMouseEvent *event) override;
+signals:
+    void fileSelected(const QString &path);
+    void copyFiles(const QString &path);
+    void moveFiles(const QString &path);
+    void indexDirectory(const QString &path);
+};
+
+#endif // FILESYSTEMWIDGET_H