问题
I was wondering which API is used to display this built-in dialog box? I imagine, that once I know what the api is, I can figure out on my own how to do facebook, twitter, email etc..
Thanks..

回答1:
Activity View Controller...
Try this framework
https://github.com/romaonthego/REActivityViewController
来源:https://stackoverflow.com/questions/14965590/ios-share-custom-dialog