Android Service中弹出全局对话框
思考着用后台service来弹出对话框，于是在网上搜到了这样的一种方法：
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View view = View.inflate(StatusBarService.this, R.layout.power_off_dialog, null);AlertDialog.Builder b = new AlertDialog.Builder(StatusBarService.this);b.setView(view);final AlertDialog d = b.create();d.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG); //系统中关机对话框就是这个属性//d.getWindow().s ......