Run two apps side by side, each one on a different display region (using multi-window mode).Run one app in one of the display regions.Like tablets and other single screen mobile devices, foldables can: These devices can be folded as well, but they have two different logical display regions. Dual-screen foldable devices, with two screens joined by a hinge.Users can run multiple apps on the same screen at the same time using multi-window mode. Single-screen foldable devices, with one screen that can be folded.When folded, these devices are often smaller than a common-size tablet, making them more portable and functional.Īt the time of this writing, there are two types of foldable devices: Single screen devices vs foldable devicesįoldable devices offer users a bigger screen and more versatile user interface than previously available in a mobile device. If you use other foldable emulators, you may or may not have to make some changes in the code (mainly Jetpack WindowManager).Ģ. Note: In this codelab we have used the dual screen and the 6.7" Horizontal Fold-in emulators. If you want to use a dual screen emulator, you can download the Microsoft Surface Duo emulator for your platform (Windows, MacOS or GNU/Linux).There are a few foldable emulators you can use, as shown in the image below: The Android Emulator v30.0.6+ includes foldables support with virtual hinge sensor and 3D view. Uses Jetpack WindowManager to work with new form factor devices. Detects when the application is running on a foldable or dual-screen device.Experience with Activities, Fragments, View binding, and xml-layouts.When you're finished, you'll be able to enhance your app to support devices like the Microsoft Surface Duo and the Samsung Galaxy Z Fold3. if ( practical codelab will teach you the basics of developing for dual-screen and foldable devices. I had the exactly same issue in service class(before and after Marshmallow). (UIHeadService.java:65)Ī(ActivityThread.java:3327)Īt .ZygoteInit.main(ZygoteInit.java:779) HeadService.TwoViewManager.(TwoViewManager.java:99) Type 2038 at (ViewRootImpl.java:703)Ī(WindowManagerGlobal.java:342)Īt (WindowManagerImpl.java:93) invoke(Native Method) atĬom.ZygoteInit$n(ZygoteInit.java:889)Īt .ZygoteInit.main(ZygoteInit.java:779) Causedīy: $BadTokenException: Unable to add - permission denied for window Can some one follow up on this as the TYPE_PHONE answer is not truly a resolution but a "patch work" solution that is deprecated in Android O.Ī$BadTokenException: Unable to add - permission denied for windowĪ(ActivityThread.java:3344)Īt .-wrap21(ActivityThread.java) atĪ$H.handleMessage(ActivityThread.java:1583)Īt android.os.Handler.dispatchMessage(Handler.java:102) atĪndroid.os.Looper.loop(Looper.java:154) atĪ(ActivityThread.java:6121) at As of now I am using TYPE_PHONE and it works, but it is deprecated and says to use TYPE_APPLICATION_OVERLAY. I am still getting "- permission denied for window type 2038" error. I have done everything located here permission denied for window type.I am doing the Settings.canDrawOverlays(this) check which comes.I have looked in other responses and found the following things for "drawing over applications": I trying to create a view that is above other applications: WindowManager.LayoutParams paramsDirectorView = new WindowManager.LayoutParams(
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