隐藏电池图标

删除小电池图标及百分比

1. 右上角百分比
   /frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/policy/BatteryController.java

   mBatteryPercentageView.setVisibility(View.GONE); 

2. 下拉图标
   /frameworks/base/packages/SystemUI/src/com/android/systemui/phone/StatusBarHeaderView.java

   \\注释((BatteryMeterView) findViewById(R.id.battery)).setBatteryController(batteryController);
   
   mBatteryLevel.setVisibility = (View.GONE); —锁屏百分比 

3. 下拉百分比
   /frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardStatusBarView.java

   mBatteryLevel.setVisibility(View.GONE);
   
   \\注释((BatteryMeterView) findViewById(R.id.battery)).setBatteryController(batteryController); —锁屏界面图标 

4. 右上角图标
   /frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

   //注释((BatteryMeterView) mStatusBarView.findViewById(R.id.battery)) —右上角图标
   
   //注释dispatchDemoCommandToView(command, args, R.id.battery); 

5. 注释battery
   /frameworks/base/packages/SystemUI/res/layout/system_icon.xml

   注释battery 

6. 解除电池图标相关属性设置
   /frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarTransitions.java —解除电池图标相关属性设置

   注释mBattery相关的内容