1 files changed, 67 insertions, 0 deletions
diff --git a/vcl/source/window/keyevent.cxx b/vcl/source/window/keyevent.cxx
new file mode 100644
index 0000000000..eca00d4114
--- /dev/null
+++ b/vcl/source/window/keyevent.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/event.hxx>
+
+KeyEvent KeyEvent::LogicalTextDirectionality (TextDirectionality eMode) const
+{
+    KeyEvent aClone(*this);
+
+    sal_uInt16 nCode = maKeyCode.GetCode();
+    sal_uInt16 nMod  = maKeyCode.GetModifier();
+
+    switch (eMode)
+    {
+        case TextDirectionality::RightToLeft_TopToBottom:
+            switch (nCode)
+            {
+                case KEY_LEFT:  aClone.maKeyCode = vcl::KeyCode(KEY_RIGHT, nMod); break;
+                case KEY_RIGHT: aClone.maKeyCode = vcl::KeyCode(KEY_LEFT,  nMod); break;
+            }
+            break;
+
+        case TextDirectionality::TopToBottom_RightToLeft:
+            switch (nCode)
+            {
+                case KEY_DOWN:  aClone.maKeyCode = vcl::KeyCode(KEY_RIGHT, nMod); break;
+                case KEY_UP:    aClone.maKeyCode = vcl::KeyCode(KEY_LEFT,  nMod); break;
+                case KEY_LEFT:  aClone.maKeyCode = vcl::KeyCode(KEY_DOWN,  nMod); break;
+                case KEY_RIGHT: aClone.maKeyCode = vcl::KeyCode(KEY_UP,    nMod); break;
+            }
+            break;
+
+        case TextDirectionality::BottomToTop_LeftToRight:
+            switch (nCode)
+            {
+                case KEY_DOWN:  aClone.maKeyCode = vcl::KeyCode(KEY_LEFT, nMod); break;
+                case KEY_UP:    aClone.maKeyCode = vcl::KeyCode(KEY_RIGHT, nMod); break;
+                case KEY_LEFT:  aClone.maKeyCode = vcl::KeyCode(KEY_UP, nMod); break;
+                case KEY_RIGHT: aClone.maKeyCode = vcl::KeyCode(KEY_DOWN, nMod); break;
+            }
+            break;
+
+        case TextDirectionality::LeftToRight_TopToBottom:
+            /* do nothing */
+            break;
+    }
+
+    return aClone;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */