BeginEditorCommand()
.......
.......
CompleteEditorCommand()
请大侠解释一下上面两个命令的意义
帮助上说道：BeginEditorCommand()：
Call this method to indicate an interactive command is starting.
CompleteEditorCommand()：
Call this method upon return from an interactive command that was completed in the Drawing Editor. CompleteEditorCommand() is intended for use after the Drawing Editor has been prepared via BeginEditorCommand().
置顶卡
