Source Code for Module pyjamas.ui.HTMLLinkPanel

 1  from pyjamas.ui.HTMLPanel import HTMLPanel 
 2  from pyjamas.ui.Hyperlink import Hyperlink 
 3   
 4  from pyjamas import Window 
 5  from pyjamas import DOM 
 6   
 7 -class HTMLLinkPanel(HTMLPanel): 
 8 -    def __init__(self, html="", **kwargs): 
 9          self.hyperlinks = [] 
10          HTMLPanel.__init__(self, html, **kwargs) 
11   
12 -    def setHTML(self, html): 
13          self._clear_hyperlinks() 
14          HTMLPanel.setHTML(self, html) 
15   
16 -    def _clear_hyperlinks(self): 
17          while self.hyperlinks: 
18              hl = self.hyperlinks.pop() 
19              el = hl.getElement() 
20              parent = DOM.getParent(el) 
21              if parent is not None: 
22                  parent.removeChild(el) 
23              hl.setParent(None) 
24   
25 -    def replaceLinks(self, tagname="a", use_page_href=True): 
26          """ replaces <tag href="#pagename">sometext</tag> with: 
27              Hyperlink("sometext", "pagename").  Hyperlinks use 
28              the History module so the notification will come 
29              in on an onHistoryChanged. 
30          """ 
31          self._clear_hyperlinks() 
32          tags = self.findTags(tagname) 
33          pageloc = Window.getLocation() 
34          pagehref = pageloc.getPageHref() 
35          for el in tags: 
36              href = el.href 
37              l = href.split("#") 
38              if len(l) != 2: 
39                  continue 
40              if use_page_href and not l[0].startswith(pagehref): 
41                  continue 
42              token = l[1] 
43              if not token: 
44                  continue 
45              html = DOM.getInnerHTML(el) 
46              parent = DOM.getParent(el) 
47              index = DOM.getChildIndex(parent, el) 
48              hl = Hyperlink(TargetHistoryToken=token, 
49                             HTML=html, 
50                             Element=DOM.createSpan()) 
51              DOM.insertChild(parent, hl.getElement(), index) 
52              parent.removeChild(el) 
53   
54              self.children.insert(index, hl) 
55              hl.setParent(self) 
56              self.hyperlinks.append(hl) 
57