Incallui — [cracked]
If you’ve ever built a VoIP or carrier-grade calling app for Android, you’ve likely cursed the black box known as InCallUI . It’s the system-level interface that pops up when you receive or make a phone call—the screen with the accept, decline, speakerphone, and keypad buttons.
Use adb shell dumpsys telecom and look for InCallController . If you see mIsBound = false while a call is active, your UI has crashed silently. Customizing InCallUI (The Right Way) Let’s say you're building a VoIP app (like WhatsApp or Signal). You don't want to replace the system dialer. You want your own call screen inside your app. incallui
Trying to overlay a Dialog on top of the system InCallUI. This never works reliably due to SYSTEM_ALERT_WINDOW restrictions and the fact that the system InCallUI has the highest priority ( TYPE_APPLICATION_OVERLAY is lower than TYPE_PHONE ). If you’ve ever built a VoIP or carrier-grade
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