def __paint(self, e):
dc = wx.AutoBufferedPaintDC(self, style = wx.BUFFER_VIRTUAL_AREA)
size = self.ClientSize
viewstartx, viewstarty = self.ViewStart
viewend = viewstarty + size[1]
#region = self.GetUpdateRegion()
#regioniter = wx.RegionIterator(region)
#while regioniter:
# print regioniter.Next()
self.bg.Draw(dc, RectPS((viewstartx, viewstarty), size))
#wxRegionIterator upd(GetUpdateRegion()); // get the update rect list
left, top, right, bottom = self.GetItemMargins()
r = Rect(left, top, *size)
r.SetSize((r.Width - right, 0))
visible = self.visible
visappend = visible.append
del visible[:]
selection = self._selection
measureitem, drawitem, drawbg = self.OnMeasureItem, self.OnDrawItem, self.OnDrawBackground
offset = r.Offset
for n in xrange(self._itemcount):
itemHeight = measureitem(n)
if r.Y > viewend:
break
if r.Y + itemHeight >= viewstarty:# and region.IntersectRect(wx.Rect(r.X, r.Y + viewstarty, r.Width, r.Height)):
r.Height = itemHeight
visappend((r.Y - top, r.Y + r.Height + bottom, n))
drawbg(dc, Rect(*r), n, n in selection)
drawitem(dc, Rect(*r), n, n in selection)
offset((0, itemHeight + top + bottom))
