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Commit 7f2539cc authored by Evan Laird's avatar Evan Laird
Browse files

Add "When to start" definitions to DreamBackend 

Eases the logic of talking to DreamBackend from settings in that you can
now ask it for a constant describing when the screen saver will turn on.

Test: none
Bug: 35031991
Change-Id: I4a35620b9baf1830998fd4b3e6ebcfe663d5c8ad
parent 0e8606ed

packages/SettingsLib/src/com/android/settingslib/dream/DreamBackend.java

+57 −0
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ 


package com.android.settingslib.dream;



import android.annotation.IntDef;

import android.content.ComponentName;

import android.content.Context;

import android.content.Intent;
@@ -35,6 +36,8 @@ import android.util.AttributeSet; 
import android.util.Log;

import android.util.Xml;



import java.lang.annotation.Retention;

import java.lang.annotation.RetentionPolicy;

import org.xmlpull.v1.XmlPullParser;

import org.xmlpull.v1.XmlPullParserException;
@@ -68,6 +71,15 @@ public class DreamBackend { 
        }

    }



    @Retention(RetentionPolicy.SOURCE)

    @IntDef({WHILE_CHARGING, WHILE_DOCKED, EITHER, NEVER})

    public @interface WhenToDream{}



    public static final int WHILE_CHARGING = 0;

    public static final int WHILE_DOCKED = 1;

    public static final int EITHER = 2;

    public static final int NEVER = 3;



    private final Context mContext;

    private final IDreamManager mDreamManager;

    private final DreamInfoComparator mComparator;
@@ -75,6 +87,15 @@ public class DreamBackend { 
    private final boolean mDreamsActivatedOnSleepByDefault;

    private final boolean mDreamsActivatedOnDockByDefault;



    private static DreamBackend sInstance;



    public static DreamBackend getInstance(Context context) {

        if (sInstance == null) {

            sInstance = new DreamBackend(context);

        }

        return sInstance;

    }



    public DreamBackend(Context context) {

        mContext = context;

        mDreamManager = IDreamManager.Stub.asInterface(
@@ -138,6 +159,42 @@ public class DreamBackend { 
        return null;

    }



    public @WhenToDream int getWhenToDreamSetting() {

        if (!isEnabled()) {

            return NEVER;

        }

        return isActivatedOnDock() && isActivatedOnSleep() ? EITHER

                : isActivatedOnDock() ? WHILE_DOCKED

                : isActivatedOnSleep() ? WHILE_CHARGING

                : NEVER;

    }



    public void setWhenToDream(@WhenToDream int whenToDream) {

        setEnabled(whenToDream != NEVER);



        switch (whenToDream) {

            case WHILE_CHARGING:

                setActivatedOnDock(false);

                setActivatedOnSleep(true);

                break;



            case WHILE_DOCKED:

                setActivatedOnDock(true);

                setActivatedOnSleep(false);

                break;



            case EITHER:

                setActivatedOnDock(true);

                setActivatedOnSleep(true);

                break;



            case NEVER:

            default:

                break;

        }



    }



    public boolean isEnabled() {

        return getBoolean(Settings.Secure.SCREENSAVER_ENABLED, mDreamsEnabledByDefault);

    }