Source Code for Module pyjamas.ui.ComplexPanel

 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   
18  from Panel import Panel 
19   
20 -class ComplexPanel(Panel): 
21      """ 
22          Superclass for widgets with multiple children. 
23      """ 
24 -    def add(self, widget, container): 
25          self.insert(widget, container, len(self.children)) 
26   
27 -    def getWidgetCount(self): 
28          return len(self.children) 
29   
30 -    def getWidget(self, index): 
31          return self.children[index] 
32   
33 -    def getWidgetIndex(self, child): 
34          return self.children.index(child) 
35   
36 -    def getChildren(self): 
37          return self.children 
38   
39 -    def insert(self, widget, container, beforeIndex): 
40          if widget.getParent() == self: 
41              return 
42   
43          self.adopt(widget, container) 
44          self.children.insert(beforeIndex, widget) 
45   
46          # this code introduces an obscure IE6 bug that corrupts its DOM tree! 
47          #widget.removeFromParent() 
48          #self.children.insert(beforeIndex, widget) 
49          #DOM.insertChild(container, widget.getElement(), beforeIndex) 
50          #self.adopt(widget, container) 
51   
52 -    def remove(self, widget): 
53          if widget not in self.children: 
54              return False 
55   
56          self.disown(widget) 
57          #elem = self.getElement() 
58          #DOM.removeChild(DOM.getParent(elem), elem) 
59          self.children.remove(widget) 
60          return True 
61   
62  Factory.registerClass('pyjamas.ui.ComplexPanel', ComplexPanel) 
63