Is each timestamp in the iPhone Messages app its own cell?
问题 I'm building an open source version of the native iPhone Messages app called AcaniChat. Each message is represented by a UITableViewCell with the timestamp at the top of the cell and the message below it. Now, I'm implementing conditional timestamps, i.e., only show the timestamp for a message if that message is the first cell or if it's been 15 minutes since the last timestamp shown. When I go into edit mode for a conversation in the iPhone Messages app, it looks like each timestamp is its