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1 # Copyright 2006 James Tauber and contributors 2 # Copyright (C) 2009 Luke Kenneth Casson Leighton <lkcl@lkcl.net> 3 # 4 # Licensed under the Apache License, Version 2.0 (the "License"); 5 # you may not use this file except in compliance with the License. 6 # You may obtain a copy of the License at 7 # 8 # http://www.apache.org/licenses/LICENSE-2.0 9 # 10 # Unless required by applicable law or agreed to in writing, software 11 # distributed under the License is distributed on an "AS IS" BASIS, 12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 # See the License for the specific language governing permissions and 14 # limitations under the License. 15 from pyjamas import DOM 16 from pyjamas import Factory 17 from __pyjamas__ import console 18 from Panel import Panel 1921 """ 22 A panel which contains a single widget. Useful if you have an area where 23 you'd like to be able to replace the widget with another, or if you need to 24 wrap something in a DIV. 25 """63 64 Factory.registerClass('pyjamas.ui.SimplePanel', SimplePanel) 6527 if Element is None: 28 Element = DOM.createDiv() 29 self.setElement(Element) 30 Panel.__init__(self, **kwargs)3133 if self.getWidget() is not None: 34 console.error("SimplePanel can only contain one child widget") 35 return 36 self.setWidget(widget)37 4244 if self.getWidget() != widget: 45 return False 46 self.disown(widget) 47 del self.children[0] 48 return True4951 return self.getElement()52
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