Revert "Revert "Merge branch 'master' of ssh://git.tuxfamily.org/gitroot/qet/qet into terminal_strip""

This reverts commit bb26954bd4.

sources/TerminalStrip/ui/terminalstriptreewidget.h

@@ -0,0 +1,73 @@
+/*
+        Copyright 2006-2021 The QElectroTech Team
+        This file is part of QElectroTech.
+
+        QElectroTech 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 2 of the License, or
+        (at your option) any later version.
+
+        QElectroTech 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 QElectroTech.  If not, see <http://www.gnu.org/licenses/>.
+*/
+#ifndef TERMINALSTRIPTREEWIDGET_H
+#define TERMINALSTRIPTREEWIDGET_H
+
+#include <QTreeWidget>
+#include <QUuid>
+
+/**
+ * @brief The TerminalStripTreeWidget class
+ * Derived class use to implement custom drag and drop
+ */
+class TerminalStripTreeWidget : public QTreeWidget
+{
+        Q_OBJECT
+	public :
+		enum TreeWidgetType{
+			Root,
+			Terminal,
+			FreeTerminal,
+			Installation,
+			Location,
+			Strip
+		};
+
+			//Role used for data in QTreeWidgetItem
+		static int UUID_USER_ROLE;
+
+	signals:
+			/**
+			 * @brief terminalAddedToStrip
+			 * Signal emited when a terminal is moved from free terminal to a terminals trip
+			 */
+		void terminalAddedToStrip(QUuid terminal_uuid, QUuid strip_uuid);
+			/**
+			 * @brief terminalMovedFromStripToStrip
+			 * Signam emitted when a terminal is moved from from a terminal stip to another one
+			 */
+		void terminalMovedFromStripToStrip(QUuid terminal_uuid, QUuid old_strip_uuid, QUuid new_strip_uuid);
+			/**
+			 * @brief terminalRemovedFromStrip
+			 * Signal emitted when a terminal is moved from a terminal strip to free terminal
+			 */
+		void terminalRemovedFromStrip(QUuid terminal_uuid, QUuid old_strip_uuid);
+
+
+    public:
+        TerminalStripTreeWidget(QWidget *parent = nullptr);
+
+	protected:
+		QStringList mimeTypes() const override;
+		void startDrag(Qt::DropActions supportedActions) override;
+		void dragMoveEvent(QDragMoveEvent *event) override;
+		void dropEvent(QDropEvent *event) override;
+		Qt::DropActions supportedDropActions() const override;
+};
+
+#endif // TERMINALSTRIPTREEWIDGET_H