Add a fully self-contained Pixel 8 Pro phone simulator that showcases
Pixel OS capabilities in any browser. Includes:
- Working menu bar (File, View, Tools, Help) with keyboard shortcuts
- Lock screen with live clock, notifications, fingerprint/swipe unlock
- Home screen with Material You design, Google search, weather widget
- 7 functional apps: Phone, Messages, Camera, Settings, Clock, Photos, Browser
- Quick Settings panel with 8 toggle tiles + brightness slider
- Recents app switcher
- Dark mode toggle and 6-theme color switcher
- Mouse + touch gesture support (swipe up for home, swipe down for QS)
- Bottom status bar showing demo state
All functions work — every menu item, button, toggle, and gesture
is wired to a real handler. No build step, no dependencies.
Part of imgui_xl examples.
