1 """
2 StyleSheetList implements DOM Level 2 Style Sheets StyleSheetList.
3 """
4 __all__ = ['StyleSheetList']
5 __docformat__ = 'restructuredtext'
6 __version__ = '$Id: stylesheetlist.py 1116 2008-03-05 13:52:23Z cthedot $'
7
9 """
10 Interface StyleSheetList (introduced in DOM Level 2)
11
12 The StyleSheetList interface provides the abstraction of an ordered
13 collection of style sheets.
14
15 The items in the StyleSheetList are accessible via an integral index,
16 starting from 0.
17
18 This Python implementation is based on a standard Python list so e.g.
19 allows ``examplelist[index]`` usage.
20 """
21 - def item(self, index):
22 """
23 Used to retrieve a style sheet by ordinal index. If index is
24 greater than or equal to the number of style sheets in the list,
25 this returns None.
26 """
27 try:
28 return self[index]
29 except IndexError:
30 return None
31
32 length = property(lambda self: len(self),
33 doc="""The number of StyleSheets in the list. The range of valid
34 child stylesheet indices is 0 to length-1 inclusive.""")
35