get the swt image . reload it from the uac if it was disposed . concode_field_sep String _uri concode_elem_sep UserAgentCallback _uac concode_elem_sep Image _image concode_elem_sep int _width concode_elem_sep int _height concode_field_sep int getHeight concode_elem_sep void scale concode_elem_sep int getWidth concode_elem_sep void setHeight concode_elem_sep void setWidth