def METHOD_NAME(self, setting, width=300, height=100, multiline=False):
    '''add a text input line'''
    tab = self.panel(setting.tab)
    if multiline:
        ctrl = wx.TextCtrl(tab, -1, "", size=(width,height), style=wx.TE_MULTILINE|wx.TE_PROCESS_ENTER)
    else:
        ctrl = wx.TextCtrl(tab, -1, "", size=(width,-1) )
    self._add_input(setting, ctrl)