android14 未充电状态电量低于15%弹框提示 10%直接关机

上层接收电量变化广播，添加未充电判断，做出弹框或关机动作
SystemUI\src\com\android\systemui\power\PowerUI.java

@Override
        public void onReceive(Context context, Intent intent) {
            String action = intent.getAction();
            if (PowerManager.ACTION_POWER_SAVE_MODE_CHANGED.equals(action)) {
                ThreadUtils.postOnBackgroundThread(() -> {
                    if (mPowerManager.isPowerSaveMode()) {
                        mWarnings.dismissLowBatteryWarning();
                    }
                });
            } else if (Intent.ACTION_BATTERY_CHANGED.equals(action)) {//电量变化广播
                mHasReceivedBattery = true;
                final int oldBatteryLevel = mBatteryLevel;
                mBatteryLevel = intent.getIntExtra(BatteryManager.EXTRA_LEVEL, 100);
                final int oldBatteryStatus = mBatteryStatus;
                mBatteryStatus = intent.getIntExtra(BatteryManager.EXTRA_STATUS,
                        BatteryManager.BATTERY_STATUS_UNKNOWN);					
                final int oldPlugType = mPlugType;
                mPlugType = intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, 1);
                final int oldInvalidCharger = mInvalidCharger;
                mInvalidCharger = intent.getIntExtra(BatteryManager.EXTRA_INVALID_CHARGER, 0);
                mLastBatteryStateSnapshot = mCurrentBatteryStateSnapshot;

                final boolean plugged = mPlugType != 0;
                final boolean oldPlugged = oldPlugType != 0;

                int oldBucket = findBatteryLevelBucket(oldBatteryLevel);
                int bucket = findBatteryLevelBucket(mBatteryLevel);
                /**
                * Unisoc: 5G resident reminder Feature decoupling(3/3)
                * AR: AR.599.001744.006995.022501
                * method: hook interface
                * Unisoc Code @{
                */
                if(powerUIEx != null)
                    powerUIEx.remind5GReside(mBatteryLevel,mHandler);
                /* @} */

                if (DEBUG) {
                    Slog.d(TAG, "buckets   ....." + mLowBatteryAlertCloseLevel
                            + " .. " + mLowBatteryReminderLevels[0]
                            + " .. " + mLowBatteryReminderLevels[1]);
                    Slog.d(TAG, "level          " + oldBatteryLevel + " --> " + mBatteryLevel);
                    Slog.d(TAG, "status         " + oldBatteryStatus + " --> " + mBatteryStatus);
                    Slog.d(TAG, "plugType       " + oldPlugType + " --> " + mPlugType);
                    Slog.d(TAG, "invalidCharger " + oldInvalidCharger + " --> " + mInvalidCharger);
                    Slog.d(TAG, "bucket         " + oldBucket + " --> " + bucket);
                    Slog.d(TAG, "plugged        " + oldPlugged + " --> " + plugged);
                }
				if(mBatteryLevel==15 && !plugged){ //判断未充电，电量15时弹框提示
					//Toast.makeText(mContext, "Battery low. The device will power off when the battery drops to 10%.", Toast.LENGTH_LONG).show();	//也可以通过toast提示
						mWarnings.showMyLowBatteryWarning();	 		
				}
				if(mBatteryLevel<11 && !plugged){ //未充电，电量低于10关机
					try{
						Intent shutdownBatteryLevel = new Intent(Intent.ACTION_REQUEST_SHUTDOWN);
						shutdownBatteryLevel.putExtra(Intent.EXTRA_KEY_CONFIRM,false);
						shutdownBatteryLevel.putExtra("shutdown_mode","battery");
						shutdownBatteryLevel.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
						mContext.startActivityAsUser(shutdownBatteryLevel,UserHandle.CURRENT);
						
					}catch(Exception e){
						Slog.d(TAG, "batteryLevel e="+e.toString());
					}
				}
                mWarnings.update(mBatteryLevel, bucket, mScreenOffTime);
                ........
       
 public interface WarningsUI {

        /**
         * Updates battery and screen info for determining whether to trigger battery warnings or
         * not.
         * @param batteryLevel The current battery level
         * @param bucket The current battery bucket
         * @param screenOffTime How long the screen has been off in millis
         */
        void update(int batteryLevel, int bucket, long screenOffTime);

        void dismissLowBatteryWarning();
        void showMyLowBatteryWarning();// add 这个方法在PowerNotificationWarnings.java实现
               

SystemUI\src\com\android\systemui\power\PowerNotificationWarnings.java

    @Override
    public void showInvalidChargerWarning() {
        mInvalidCharger = true;
        updateNotification();
    }
	// add
    public void showJzhkLowBatteryWarning() {
        final SystemUIDialog d = new SystemUIDialog(mContext);
        //d.setIconAttribute(android.R.attr.alertDialogIcon);
        d.setTitle("Warning");
        d.setCancelable(false);
        d.setMessage("Battery low. The device will power off when the battery drops to 10%.");
        d.setPositiveButton(com.android.internal.R.string.ok, null);
        d.setShowForAllUsers(true);
        d.show();
    }
	// add end