dialog.py 文件源码

def __init__(self, text, height, width, constr, items, has_default):
        j = []
        if has_default:
            k, tail = 3, ()
        else:
            k, tail = 2, ("no",)
        while items:
            j.append( items[:k] + tail )
            items = items[k:]

        l = []
        self.items = []
        for tag, item, default in j:
            w = constr( tag, default=="on" )
            self.items.append(w)
            w = urwid.Columns( [('fixed', 12, w),
                urwid.Text(item)], 2 )
            w = urwid.AttrWrap(w, 'selectable','focus')
            l.append(w)

        lb = urwid.ListBox(l)
        lb = urwid.AttrWrap( lb, "selectable" )
        DialogDisplay.__init__(self, text, height, width, lb )

        self.frame.set_focus('body')