Objective C: Adding Loading View to View Controllers

问题

In my application, I require a loading screen for many of my pages.

How can I create a similar loading effect as seen in the screenshot below?

回答1:

Checkout MBProgressHUD: https://github.com/jk/MBProgressHUD or DSActivityView: http://www.dejal.com/developer/dsactivityview

来源：https://stackoverflow.com/questions/6396567/objective-c-adding-loading-view-to-view-controllers