old_contents: # Copyright 2006 James Tauber and contributors
  # Copyright (C) 2009 Luke Kenneth Casson Leighton <lkcl@lkcl.net>
  #
  # Licensed 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
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  from pyjamas import DOM
  from pyjamas import Factory
  
  from pyjamas.ui.Widget import Widget
  from pyjamas.ui.Focus import FocusMixin
  from pyjamas.ui.ClickListener import ClickHandler
  from pyjamas.ui.KeyboardListener import KeyboardHandler
  from pyjamas.ui.FocusListener import FocusHandler
  from pyjamas.ui.MouseListener import MouseHandler
  
  class FocusWidget(Widget, FocusHandler, KeyboardHandler,
                            MouseHandler, ClickHandler,
                            FocusMixin):
  
      _props = [("readonly", "Read only", "Readonly", False),
              ]
  
      def __init__(self, element, **kwargs):
          self.setElement(element)
          Widget.__init__(self, **kwargs)
          FocusHandler.__init__(self)
          KeyboardHandler.__init__(self)
          ClickHandler.__init__(self)
          MouseHandler.__init__(self)
  
      def getProps(self):
          return Widget.getProps(self) + self._props
  
  # TODO: sort out Element **kwargs, see Factory.createWidgetOnElement
  #Factory.registerClass('pyjamas.ui.FocusWidget', 'FocusWidget', FocusWidget)
  
  
new_contents: # Copyright 2006 James Tauber and contributors
  # Copyright (C) 2009 Luke Kenneth Casson Leighton <lkcl@lkcl.net>
  #
  # Licensed 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
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  from pyjamas import DOM
  from pyjamas import Factory
  
  from pyjamas.ui.Widget import Widget
  from pyjamas.ui.Focus import FocusMixin
  from pyjamas.ui.ClickListener import ClickHandler
  from pyjamas.ui.KeyboardListener import KeyboardHandler
  from pyjamas.ui.FocusListener import FocusHandler
  from pyjamas.ui.MouseListener import MouseHandler
  
  class FocusWidget(Widget, FocusHandler, KeyboardHandler,
                            MouseHandler, ClickHandler,
                            FocusMixin):
  
      _props = [("readonly", "Read only", "Readonly", False),
              ] + Widget._props
  
      def __init__(self, element, **kwargs):
          self.setElement(element)
          Widget.__init__(self, **kwargs)
          FocusHandler.__init__(self)
          KeyboardHandler.__init__(self)
          ClickHandler.__init__(self)
          MouseHandler.__init__(self)
  
      def getProps(self):
          return self._props
  
  # TODO: sort out Element **kwargs, see Factory.createWidgetOnElement
  #Factory.registerClass('pyjamas.ui.FocusWidget', 'FocusWidget', FocusWidget)
  
  
subject: fix disappearing properties