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

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Change-Id: Ibed319e734340dfd5348dbeb8fe20c01b1adaac5
Signed-off-by: Ruchi Kandoi <kandoiruchi@google.com>
This commit is contained in:
Ruchi Kandoi
2014-04-17 18:01:40 -07:00
parent c3be450648
commit 62b8a49856
2 changed files with 21 additions and 1 deletions
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6
core/java/android/provider/Settings.java
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@@ -5970,6 +5970,12 @@ 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
* extended lifetime is used.

16
services/core/java/com/android/server/power/PowerManagerService.java
View File

@@ -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;
}