What is the best way to make a UIButton checkbox?

Question

I am trying to make a standard check box for my iPhone app from a UIButton with a title and image. The button image changes between an \"unchecked\" image and

Answer 1

For anyone interested in the future - instead of doing it yourself just download the link below from GitHub and it has it subclassed from UIControl already and functions perfectly as a checkbox. Also includes a sample project on how easy it is to use:

https://github.com/Brayden/UICheckbox