窗口itemchanged事件代码？

[解决办法]
if row > 0 then
if dwo.name = 'djzl' or dwo.name = 'hwzjs' then
setitem(row, 'hwzzl', getitemnumber(row, 'djzl')*getitemnumber(row,'hwzjs'))
end if
if dwo.name = 'hwzzl' then
if getitemnumber(row, 'djzl') = 0 then
data = data /1000
setitem(row , 'hwzzl', data)
end if
end if
end if