objective-c - 如何切换 NSTextView 的 Ruler？

Question

如何通过代码切换Ruler，而不是每次需要时都通过菜单项？

[textView toggleRuler:self];

Answer 1

[textView setRulerVisible:FALSE];

来自类引用:http://developer.apple.com/library/mac/documentation/cocoa/Reference/ApplicationKit/Classes/NSTextView_Class/Reference/Reference.html