battery handler

) the current power rating of the device. The value is in the (0 ~ 1.0) interval, which corresponds to the remaining charge percentage. 1.0 means the battery is fully charged, or there is no battery, or the value is not determined. Detecting Battery Events All of the above properties are bound to a battery event. Th

If we want to get battery information for a cell phone, it can be broadcast. The system sends a broadcast when the battery level of the phone is changed. The specific code is as follows// Register intentfilter.addaction (intent.action_battery_changed); Mcontext.registerreceiver (MHallReceiver, IntentFilter ); // Broadcast processing intent.getaction (). Equals (intent.action_battery_changed) { int level

Step 1: Prepare the iphone, as shown in the following figure, and then prepare a rose-sized iphone.-As shown in the figure, we use a dedicated starter.-When we cut down the following screws, we can find a suction cup to suck up the back. Of course, we cannot use it too hard.-As shown in the following figure, our back is taken out.Step 2: remove the screen component.-Now only the back north is taken out, and the battery inside is fixed. We need to unsc

Note: We must have our battery fully charged before verifying the battery.1. Then we boot the notebook, and then when the logo icon appears, press the "F2" as shown in the following figure.2. This goes to the BIOS management interface of the notebook. Let's see the details. Start the checksum now. 1. Entering the BIOS interface, we click on the "Advanced" button.2. Then we find the "Smart

Your cell phone does not show the battery percentage is actually a setup problem, we only have a simple 2 steps to achieve the battery percentage display, the specific operational details are shown below. 1, first we open "settings", and then find "Other advanced settings", open and then click on "Power and performance" 2, then we click on "Status bar Power Style", then select "Digital Mode" can Well

Address: http://wenwen.soso.com/z/q171285926.htm ★★Reasons for the expansion of lithium battery and cell phone battery during use and analysis:If the battery has been used for a long time, it will not expand normally. The reason for the battery expansion is that the charging time is too long. It will not affect the us

Believing that the phone's endurance problem is one of the biggest headaches for all smartphone users, the problem is not well addressed, only improved. For the recently concluded IPhone6 new product launch, we are on the launch of another mobile phone is very interested, there have been many people consulting iPhone6 plus battery How to maintain the next small series to teach you how to do. 　　 How to maintain the IPhone6 plus

1. In Apple 5s we click on the phone "settings" to enter, as shown in the following figure. 2. Then we then open "general" to find and click on it to enter. 3. Then connect 阒 We click on the "Usage" menu in general. 4. Here you will see a "battery percent" we can turn it on. 5. After setting up you will see the percentage of the mobile phone showing up oh. 6. In the amount of mobile phone usage we will see about the cell phone use time

New one handler in child threads why does the following error be reported?Java.lang.RuntimeException:Can ' t create handler inside thread that have not called looper.prepare ()This is because the handler object is in the same thread as its caller, and the calling thread is blocked if the delay operation is set in handler