Show dialog alert from a non-activity class in android

Question

I want to show an Alert Dialog via AlertDialogManager class to a non-activity class DeviceAdminReceiverSample\'s method onDisabl

Answer 1

Just add this before your alertDialog.show();

alertDialog.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);

or try following if above didn't work:

alertDialog.getWindow().setType(WindowManager.LayoutParams.TYPE_APPLICATION_PANEL); 

and use this permission: