判断屏幕是否锁定
AndroidManifest.xml加两个权限 <uses-permission android:name="android.permission.DISABLE_KEYGUARD"></uses-permission> <uses-permission android:name="android.permission.WAKE_LOCK"></uses-permission>
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public static boolean isWallPaperLocked(Context context) {KeyguardManager keyguardManager = (KeyguardManager) context.getSystemService(context.KEYGUARD_SERVICE);return keyguardManager.inKeyguardRestrictedInputMode();}?