Source Code for Module library.pyjamas.ui.Hyperlink

 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 History 
18   
19  from pyjamas.ui.Widget import Widget 
20  from pyjamas.ui import Event 
21  from pyjamas.ui.ClickListener import ClickHandler 
22   
23 -class Hyperlink(Widget, ClickHandler): 
24   
25 -    def __init__(self, text="", asHTML=False, Element=None, **kwargs): 
26   
27          if Element is None: 
28              Element = DOM.createDiv() 
29          self.anchorElem = DOM.createAnchor() 
30          self.setElement(Element) 
31          DOM.appendChild(self.getElement(), self.anchorElem) 
32   
33          if not kwargs.has_key('StyleName'): kwargs['StyleName']="gwt-Hyperlink" 
34          if text: 
35              if asHTML: 
36                  kwargs['HTML'] = text 
37              else: 
38                  kwargs['Text'] = text 
39          if not kwargs.has_key('TargetHistoryToken'): 
40              kwargs['TargetHistoryToken'] = None 
41   
42          Widget.__init__(self, **kwargs) 
43          ClickHandler.__init__(self) 
44   
45 -    def onBrowserEvent(self, event): 
46          Widget.onBrowserEvent(self, event) 
47          event_type = DOM.eventGetType(event) 
48          if event_type == "click": 
49              DOM.eventPreventDefault(event) 
50              if self.targetHistoryToken is not None: 
51                  History.newItem(self.targetHistoryToken) 
52   
53 -    def getHTML(self): 
54          return DOM.getInnerHTML(self.anchorElem) 
55   
56 -    def setHTML(self, html): 
57          DOM.setInnerHTML(self.anchorElem, html) 
58   
59 -    def getText(self): 
60          return DOM.getInnerText(self.anchorElem) 
61   
62 -    def setText(self, text): 
63          DOM.setInnerText(self.anchorElem, text) 
64   
65 -    def getTargetHistoryToken(self): 
66          return self.targetHistoryToken 
67   
68 -    def setTargetHistoryToken(self, targetHistoryToken): 
69          self.targetHistoryToken = targetHistoryToken 
70          if targetHistoryToken is None: 
71              targetHistoryToken = '' 
72          DOM.setAttribute(self.anchorElem, "href", "#" + targetHistoryToken) 
73   
74  Factory.registerClass('pyjamas.ui.Hyperlink', 'Hyperlink', Hyperlink) 
75