Be.Windows.Forms.HexBox.KeyInterpreter.PreProcessWmKeyDown_ShiftShiftKey C# (CSharp) Метод

            protected virtual bool PreProcessWmKeyDown_ShiftShiftKey(ref Message m)
            {
                if (_mouseDown)
                    return true;
                if (_shiftDown)
                    return true;

                _shiftDown = true;

                if (_hexBox._selectionLength > 0)
                    return true;

                _bpiStart = new BytePositionInfo(_hexBox._bytePos, _hexBox._byteCharacterPos);

                return true;
            }