add QAD valuetreeeditor util

utils/valuetreeeditor/mainwindow.h

@@ -0,0 +1,32 @@
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include "emainwindow.h"
+#include "ui_mainwindow.h"
+
+
+class MainWindow
+	: public EMainWindow
+	, private Ui::MainWindow {
+	Q_OBJECT
+
+public:
+	MainWindow(QWidget * parent = 0);
+	~MainWindow();
+
+	void reset(bool full = false) override;
+	bool load(const QString & path) override;
+	bool save(const QString & path) override;
+
+protected:
+	void changeEvent(QEvent * e);
+
+	QString loadFilter() override;
+	QString saveFilter() override { return loadFilter(); }
+
+private slots:
+	void on_actionGrouping_toggled(bool on);
+	void on_actionFull_edit_mode_toggled(bool on);
+};
+
+#endif // MAINWINDOW_H