class MyFrame(wx.Frame):
def __init__(self, *args, **kwds):
wx.Frame.__init__(self, *args, **kwds)
self.Init()
def Init(self):
self.InitModel()
self.InitWidgets()
self.InitObjectListView()
def InitModel(self):
self.songs = ExampleModel.GetTracks()
def InitWidgets(self):
panel = wx.Panel(self, -1)
sizer_1 = wx.BoxSizer(wx.VERTICAL)
sizer_1.Add(panel, 1, wx.ALL | wx.EXPAND)
self.SetSizer(sizer_1)
self.myOlv = GroupListView(panel,
-1,
style=wx.LC_REPORT | wx.SUNKEN_BORDER)
sizer_2 = wx.BoxSizer(wx.VERTICAL)
sizer_2.Add(self.myOlv, 1, wx.ALL | wx.EXPAND, 4)
panel.SetSizer(sizer_2)
self.Layout()
def InitObjectListView(self):
groupImage = self.myOlv.AddImages(ExampleImages.getGroup16Bitmap(),
ExampleImages.getGroup32Bitmap())
userImage = self.myOlv.AddImages(ExampleImages.getUser16Bitmap(),
ExampleImages.getUser32Bitmap())
musicImage = self.myOlv.AddImages(ExampleImages.getMusic16Bitmap(),
ExampleImages.getMusic32Bitmap())
soloArtists = [
"Nelly Furtado", "Missy Higgins", "Moby", "Natalie Imbruglia",
"Dido", "Paul Simon", "Bruce Cockburn"
]
def artistImageGetter(track):
if track.artist in soloArtists:
return userImage
else:
return groupImage
def sizeToNiceString(byteCount):
"""
Convert the given byteCount into a string like: 9.9bytes/KB/MB/GB
"""
for (cutoff, label) in [(1024 * 1024 * 1024, "GB"),
(1024 * 1024, "MB"), (1024, "KB")]:
if byteCount >= cutoff:
return "%.1f %s" % (byteCount * 1.0 / cutoff, label)
if byteCount == 1:
return "1 byte"
else:
return "%d bytes" % byteCount
def lastPlayedGroupKey(track):
"""
Return the grouping key for the given track when group by last played column
"""
# We only want to group tracks by the month in which they were played
return datetime.date(track.lastPlayed.year, track.lastPlayed.month,
1)
def lastPlayedGroupKeyConverter(groupKey):
# Convert the given group key (which is a date) into a representation string
return groupKey.strftime("%B %Y")
self.myOlv.useExpansionColumn = True
self.myOlv.SetColumns([
ColumnDefn("Title",
"left",
120,
"title",
imageGetter=musicImage,
useInitialLetterForGroupKey=True),
ColumnDefn("Artist",
"left",
120,
"artist",
imageGetter=artistImageGetter),
ColumnDefn("Size",
"center",
100,
"sizeInBytes",
stringConverter=sizeToNiceString),
ColumnDefn("Last Played",
"left",
100,
"lastPlayed",
groupKeyGetter=lastPlayedGroupKey,
groupKeyConverter=lastPlayedGroupKeyConverter),
ColumnDefn("Rating", "center", 100, "rating")
])
#self.myOlv.CreateCheckStateColumn()
self.myOlv.SetSortColumn(self.myOlv.columns[2])
self.myOlv.SetObjects(self.songs)
