iOS development-using Xib to fit iphone X

Recently in the modification of an old project, there are many xib files, need to fit the iphone X, but do not want to rewrite the page with code, share a small method, is a stupid way,

At the bottom of the iphone x, the iphone x has a 34px operating area on the bottom, while the other models are not, as follows:

1.

2.

3. Double-click the arrow to enter the following interface:

Then, it's ready!

The above navigation adaptation, at present I have not found how to use, if everyone has any good way, can share under, this even stupid method,

The steps are as follows:

1,

2, Specific code:

Self.bgViewTop.constant = navheight;[ Self.bgview Setneedslayout];

And then it's ready!

iOS development-using Xib to fit iphone X