implemented node groups

app/dialog/nodegroup/nodegroupdialog.h

@@ -0,0 +1,58 @@
+/***
+
+  Olive - Non-Linear Video Editor
+  Copyright (C) 2021 Olive Team
+
+  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, either version 3 of the License, or
+  (at your option) any later version.
+
+  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.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+***/
+
+#ifndef NODEGROUPDIALOG_H
+#define NODEGROUPDIALOG_H
+
+#include <QDialog>
+#include <QLineEdit>
+
+#include "node/group/group.h"
+
+namespace olive {
+
+class NodeGroupDialog : public QDialog
+{
+  Q_OBJECT
+public:
+  explicit NodeGroupDialog(NodeGroup *group, QWidget *parent = nullptr);
+
+  void SetParentUndoCommand(MultiUndoCommand *c)
+  {
+    parent_undo_ = c;
+  }
+
+public slots:
+  virtual void accept() override;
+
+signals:
+
+private:
+  NodeGroup *group_;
+
+  QLineEdit *name_edit_;
+
+  MultiUndoCommand *parent_undo_;
+
+};
+
+}
+
+#endif // NODEGROUPDIALOG_H