PHPz2017-04-17 16:28:54
The water ripple effect is only available by default in version 5.0 and above. If you do not set the background effect, the system’s own will be used. The system’s own comes with it. If you set it yourself, there will be no water ripple effect. Of course, it is also possible. Add it in the selector, but it can only take effect in 5.0 or above. If you want to ensure compatibility with lower-level versions, you can only implement the effect yourself, and then customize a control to add the effect.
