The potential to render graphics on high of different working purposes 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 internet browser or different software. That is achieved by means of system-level permissions and cautious administration of the window layer.
This function offers builders with the power to supply overlays for varied functions, from enhancing accessibility to growing productiveness. Traditionally, the power to show visible components on high of different purposes was reserved for system-level processes. Nonetheless, fashionable Android variations grant particular permissions that permit third-party purposes to leverage this performance, supplied customers explicitly grant the required permission. This contributes to a extra customizable and interactive person expertise, notably in multitasking situations.