android - edittext in popupwindow of Huawei mobile phone gets focus and background becomes transparent

Question

Huawei mobile phone popupwindow When the edittext gains focus, the background programming becomes transparent. Only exists in Huawei mobile phones
The following pictures are shown in the picture below. Picture 1 is the normal state, and picture 2 is the bug state.

Answer 1

Refer to this link: http://www.jianshu.com/p/04a7...
If that doesn’t work, try adding a background