https://blog.csdn.net/drakeblue/article/details/38680353
这篇文章介绍了去掉power键的所有功能
现在需要保留长按关机，只需要取消短按屏保功能
else {
mPowerKeyTriggered = false;
cancelPendingScreenshotChordAction();
if (interceptPowerKeyUp(canceled || mPendingPowerKeyUpCanceled)) {
result = result;//(result & ~ACTION_WAKE_UP) |ACTION_GO_TO_SLEEP;
}
mPendingPowerKeyUpCanceled = false;
}
这样就行了。
