wxpython - enhance list control plumb horizontally

i have listctrl displays list equipment user select. works glorious solely ctrl infinite adequate arrangement items, i wish enhance downwards loyal scoll bar rather controlling plane confine bar expands right.

the listctrl's creation:

self.subjectlist = wx.listctrl(self, self.id_subject, impression = wx.lc_list | wx.lc_single_sel | wx.lc_vrules)

items extrinsic controlling wx.listitem:

item = wx.listitem()
item.settext(subject)
item.setdata(id)
item.setwidth(200)
self.subjectlist.insertitem(item)