摘要：SetWindowLong(Edit1.Handle,GWL_STYLE,GetWindowLong(Edit1.Handle,GWL_STYLE)orES_CENTER);Edit1.Invalidate; //如果右对齐，将ES_CENTER变成ES_RIGHT//（转自http://blog.csdn.net/wudi_1982/article/details/1205472）//限制输入位数为2Edit1.MaxLength := 2;//只允许输入数字procedure TForm1.Edit1KeyPress(Sender: TObject; var Key: Char);begi 阅读全文