else if (mUnlockWidget instanceof MultiWaveView) {             MultiWaveView multiWaveView = (MultiWaveView) mUnlockWidget;             multiWaveView.setVibrateEnabled(Settings.System.getInt(mContext.getContentResolver(),//通过判断是否设置了触摸震动效果来设置解锁的震动。                             Settings.System.HAPTIC_FEEDBACK_ENABLED, 1) != 0);             MultiWaveViewMethods multiWaveViewMethods = new MultiWaveViewMethods(multiWaveView);             multiWaveView.setOnTriggerListener(multiWaveViewMethods);             mUnlockWidgetMethods = multiWaveViewMethods;

 class MultiWaveViewMethods implements MultiWaveView.OnTriggerListener,             UnlockWidgetCommonMethods {         private final MultiWaveView mMultiWaveView;         private boolean mCameraDisabled;         MultiWaveViewMethods(MultiWaveView multiWaveView) {             mMultiWaveView = multiWaveView;             multiWaveView.setVibrateEnabled(Settings.System.getInt(mContext.getContentResolver(),                             Settings.System.HAPTIC_FEEDBACK_ENABLED, 1) != 0);             final boolean cameraDisabled = mLockPatternUtils.getDevicePolicyManager()                     .getCameraDisabled(null);