Step 1: Select Display under the Android Settings app and tap Screen timeout.Step 2: Pick a longer duration to delay the screen lock time. Additionally, enable ‘Keep screen on while viewing‘ to prevent the automatic screen lock while you’re looking at your phone....
首先找到拨打电话的界面,4.4和之前的系统代码架构有了很大的改变,之前的拨号程序就是Phone,现在Phone基本上废掉了,而且之前提供了一个叫void setPokeLock(int pokey, IBinder lock, String tag)的方法,可以实现几秒后灭屏,还比较好用,之后的系统这个方法给删掉了。但是加了个Telephony的程序,代码路径packages/service...
if(update>0){ mPowerManager.userActivity(SystemClock.uptimeMillis(), false); mAllowLockscreenWhenOn = true; mHandler.removeCallbacks(mScreenLockTimeout); updateLockScreenTimeout(); Settings.System.putInt(mContext.getContentResolver(), "XXXXXXXX",0); }else{ mAllowLockscreenWhenOn = false; mHan...
How to check and manage screen time on Android? Follow the step-by-step guide to balance digital usage, set app limits, and promote healthy device habits.
1. How to Use Digital Wellbeing to Monitor Screen Time To find Digital Wellbeing on your phone, open Settings and scroll down until you find Digital Wellbeing. Once you find it, tap on it and get into it. As soon as you get into it, you'll notice a circular chart displaying Screen...
Android系统的锁屏时间存放在Setting数据库中,字段为Settings.System.SCREEN_OFF_TIMEOUT。查看SettingsProvider源码,查看如下文件的源码: frameworks/base/packages/SettingsProvider/src/com/Android/providers/settings/DatabaseHelper.java 查看loadSystemSettings()函数的代码如下: ...
android/frameworks/base/services/core/java/com/android/server/policy/PhoneWindowManager.java private void updateLockScreenTimeout() { synchronized (mScreenLockTimeout) { boolean enable = (mAllowLockscreenWhenOn && mAwake && mKeyguardDelegate != null && mKeyguardDelegate.isSecure(mCurrentUserId)); ...
当power键灭屏时,会在PhoneWindowManager中处理按键事件后,调用到PMS的gotoSleep()进行灭屏处理,下面直接看看PhoneWindowManger中对Power键灭屏的处理以及和PMS的交互。 在按power后,PWS中如下: case KeyEvent.KEYCODE_POWER: { ... if (down) {//按下时//处理按下事件interceptPowerKeyDown(event, interactive...
How to Block Websites on Your Android Phone or Tablet How to Set Up App Timers To cut down on screen time, you can set a daily timer for the apps you use the most, so you don’t get stuck down the Instagram rabbit hole or playing a game when you should be working or interacting...
但是怎样才能开机之后不进入锁屏状态呢?这个是个非常费思量的问题。经过go,我知道锁屏的代码在LockScreen.java中,然后顺藤摸瓜,终于找到了可以设置锁屏功能开关的位置。代码位于: frameworks/policies/base/phone/com/Android/internal/policy/impl/KeyguardViewMediator.java ...