[QQ chat interface, drag-and-drop interface, data source method Objective-C language]

1. Then, next, let’s drag the control to it first,

1. Open Main.storyboard,

Is there a 3.5-inch controller in it now,

Then, take a look at our sample program, the above is a UITableView as a whole,

Leave one below, a height of 44, put a UIView,

consists of two parts,

So, in general, we need to put two controls,

Drag two controls,

2. To drag, two controls,

Which is UITableView, this one,

Does it fill the entire screen now?