Source Code for Module pyjamas.ui.Button

 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   
16  from pyjamas import DOM 
17  from pyjamas import Factory 
18   
19  from pyjamas.ui.ButtonBase import ButtonBase 
20   
21 -class Button(ButtonBase): 
22   
23 -    def __init__(self, html=None, listener=None, **kwargs): 
24          """ 
25          Create a new button widget. 
26   
27          @param html: Html content (e.g. the button label); see setHTML() 
28          @param listener: A new click listener; see addClickListener() 
29   
30          """ 
31          if not kwargs.has_key('StyleName'): kwargs['StyleName']="gwt-Button" 
32          if html: kwargs['HTML'] = html 
33          if kwargs.has_key('Element'): 
34              element = kwargs.pop('Element') 
35          else: 
36              element = DOM.createButton() 
37          ButtonBase.__init__(self, element, **kwargs) 
38          self.adjustType(self.getElement()) 
39          if listener is not None: 
40              self.addClickListener(listener) 
41   
42 -    def adjustType(self, button): 
43          if button.type == 'submit': 
44              try: 
45                  DOM.setAttribute(button, "type", "button") 
46              except: 
47                  pass 
48   
49 -    def click(self): 
50          """ 
51          Simulate a button click. 
52          """ 
53          self.getElement().click() 
54   
55  Factory.registerClass('pyjamas.ui.Button', 'Button', Button) 
56