AI Code to Success

May 13, 2020 · Mobile Development

Turn Any Android App Grayscale with a Few Custom Views

This article explains how to apply a full‑screen grayscale effect to Android apps by using a single CSS rule for web pages and custom View subclasses—GrayImageView, GrayTextView, GrayLinearLayout, and GrayFrameLayout—plus an Activity onCreateView override to replace the root content view, complete with code snippets and practical tips.