The potential to render graphics on high of different working functions on the Android working system allows distinctive person interface enhancements and functionalities. For instance, a person may make use of this performance to create a floating widget displaying system data whereas concurrently utilizing an online browser or different utility. That is completed by way of system-level permissions and cautious administration of the window layer.
This function supplies builders with the flexibility to supply overlays for numerous functions, from bettering accessibility to growing productiveness. Traditionally, the flexibility to show visible components on high of different functions was reserved for system-level processes. Nevertheless, fashionable Android variations grant particular permissions that enable third-party functions to leverage this performance, supplied customers explicitly grant the required permission. This contributes to a extra customizable and interactive person expertise, significantly in multitasking eventualities.