勾选“抹掉目的磁盘”并点击恢复按钮。
Enable the Erase Destination option and click the Restore button.
然后对齐,现在你单击撤销按钮查看没有对齐的右边距。 再单击恢复按钮,再次看对齐的边距。
Now you click Undo to see ragged-right and now you press Redo to see justified margins again .
在真实的应用程序中,如果希望保持用户界面简洁并能够透明、自动地保存和恢复表单,则不需要添加这些按钮。
In a real application, you might not add such buttons if you want to keep the user interface simple and do both saving and restoring transparently and automatically.
应用推荐