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Commit 62b8a498 authored by Ruchi Kandoi's avatar Ruchi Kandoi
Browse files

Adds Content Observer for the Low power mode in developer options. 



Change-Id: Ibed319e734340dfd5348dbeb8fe20c01b1adaac5
Signed-off-by: default avatarRuchi Kandoi <kandoiruchi@google.com>
parent c3be4506

core/java/android/provider/Settings.java

+6 −0
Original line number Diff line number Diff line
@@ -5969,6 +5969,12 @@ public final class Settings { 
         */

        public static final String SHOW_PROCESSES = "show_processes";



        /**

         * If 1 low power mode is enabled.

         * @hide

         */

        public static final String LOW_POWER_MODE = "low_power";



         /**

         * If 1, the activity manager will aggressively finish activities and

         * processes as soon as they are no longer needed.  If 0, the normal

services/core/java/com/android/server/power/PowerManagerService.java

+15 −1
Original line number Diff line number Diff line
@@ -168,6 +168,10 @@ public final class PowerManagerService extends com.android.server.SystemService 
    // Poll interval in milliseconds for watching boot animation finished.

    private static final int BOOT_ANIMATION_POLL_INTERVAL = 200;



    //powerHint

    private static final int POWER_HINT_LOW_POWER_MODE = 5;

    private static boolean mLowPowerModeEnabled;



    private final Context mContext;

    private LightsManager mLightsManager;

    private BatteryService mBatteryService;
@@ -530,7 +534,9 @@ public final class PowerManagerService extends com.android.server.SystemService 
            resolver.registerContentObserver(Settings.System.getUriFor(

                    Settings.System.SCREEN_BRIGHTNESS_MODE),

                    false, mSettingsObserver, UserHandle.USER_ALL);



            resolver.registerContentObserver(Settings.Global.getUriFor(

                    Settings.Global.LOW_POWER_MODE),

                    false, mSettingsObserver, UserHandle.USER_ALL);

            // Go.

            readConfigurationLocked();

            updateSettingsLocked();
@@ -610,6 +616,14 @@ public final class PowerManagerService extends com.android.server.SystemService 
                Settings.System.SCREEN_BRIGHTNESS_MODE,

                Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL, UserHandle.USER_CURRENT);



        boolean mIsEnabled = Settings.Global.getInt(resolver,

            Settings.Global.LOW_POWER_MODE, 0) != 0;

        if (mIsEnabled != mLowPowerModeEnabled) {

            BinderService bs = new BinderService();

            bs.powerHint(POWER_HINT_LOW_POWER_MODE, mIsEnabled ? 1 : 0);

            mLowPowerModeEnabled = mIsEnabled;

        }



        mDirty |= DIRTY_SETTINGS;

    }