init

lib/engine/lc_undosection.cpp

@@ -0,0 +1,50 @@
+/****************************************************************************
+**
+** This file is part of the LibreCAD project, a 2D CAD program
+**
+** Copyright (C) 2018 A. Stebich (librecad@mail.lordofbikes.de)
+**
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file gpl-2.0.txt included in the
+** packaging of this file.
+**
+** 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, write to the Free Software
+** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+**
+** This copyright notice MUST APPEAR in all copies of the script!
+**
+**********************************************************************/
+
+#include "lc_undosection.h"
+#include "rs_document.h"
+
+LC_UndoSection::LC_UndoSection(RS_Document *doc, const bool handleUndo /*= true*/) :
+    document( doc),
+    valid( handleUndo && nullptr != doc)
+{
+    if (valid) {
+        document->startUndoCycle();
+    }
+}
+
+LC_UndoSection::~LC_UndoSection()
+{
+    if (valid) {
+        document->endUndoCycle();
+    }
+}
+
+void LC_UndoSection::addUndoable(RS_Undoable *undoable)
+{
+    if (valid) {
+        document->addUndoable( undoable);
+    }
+}