Source Code for Module pyjamas.ui.Panel

 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 console 
16  from pyjamas import Factory 
17  from pyjamas import DOM 
18   
19  from Widget import Widget 
20   
21 -class Panel(Widget): 
22 -    def __init__(self, **kwargs): 
23          self.children = [] 
24          Widget.__init__(self, **kwargs) 
25   
26 -    def add(self): 
27          console.error("This panel does not support no-arg add()") 
28   
29 -    def clear(self): 
30          # use this method, due to list changing as it's being iterated. 
31          children = [] 
32          for child in self.children: 
33              children.append(child) 
34   
35          for child in children: 
36              self.remove(child) 
37   
38 -    def disown(self, widget): 
39          if widget.getParent() != self: 
40              console.error("widget %o is not a child of this panel %o", widget, self) 
41          else: 
42              element = widget.getElement() 
43              widget.setParent(None) 
44              parentElement = DOM.getParent(element) 
45              if parentElement: 
46                  DOM.removeChild(parentElement, element) 
47   
48 -    def adopt(self, widget, container): 
49          if container: 
50              widget.removeFromParent() 
51              DOM.appendChild(container, widget.getElement()) 
52          widget.setParent(self) 
53   
54 -    def remove(self, widget): 
55          pass 
56   
57 -    def doAttachChildren(self): 
58          for child in self: 
59              child.onAttach() 
60   
61 -    def doDetachChildren(self): 
62          for child in self: 
63              child.onDetach() 
64   
65 -    def __iter__(self): 
66          return self.children.__iter__() 
67   
68  Factory.registerClass('pyjamas.ui.Panel', Panel) 
69