Merge "Add framework support for multiple dreams." into jb-mr1-dev

Author: John Spurlock

api/current.txt

@@ -20056,6 +20056,7 @@ package android.service.dreams {
     method public void setContentView(android.view.View, android.view.ViewGroup.LayoutParams);
     method public void setInteractive(boolean);
     field public static final java.lang.String SERVICE_INTERFACE = "android.service.dreams.Dream";
+    field public static final java.lang.String METADATA_NAME_CONFIG_ACTIVITY = "android.service.dreams.config_activity";
   }
 
 }

core/java/android/provider/Settings.java

@@ -4248,27 +4248,40 @@ public static final String getBluetoothInputDevicePriorityKey(String address) {
                 "setup_prepaid_detection_redir_host";
 
         /**
-         * Whether the screensaver is enabled.
+         * Whether screensavers are enabled.
          * @hide
          */
         public static final String SCREENSAVER_ENABLED = "screensaver_enabled";
 
         /**
-         * The user's chosen screensaver component.
+         * The user's chosen screensaver components.
          *
-         * This component will be launched by the PhoneWindowManager after a timeout when not on
+         * These will be launched by the PhoneWindowManager after a timeout when not on
          * battery, or upon dock insertion (if SCREENSAVER_ACTIVATE_ON_DOCK is set to 1).
          * @hide
          */
-        public static final String SCREENSAVER_COMPONENT = "screensaver_component";
+        public static final String SCREENSAVER_COMPONENTS = "screensaver_components";
 
         /**
-         * Whether the screensaver should be automatically launched when the device is inserted
-         * into a (desk) dock.
+         * If screensavers are enabled, whether the screensaver should be automatically launched
+         * when the device is inserted into a (desk) dock.
          * @hide
          */
         public static final String SCREENSAVER_ACTIVATE_ON_DOCK = "screensaver_activate_on_dock";
 
+        /**
+         * If screensavers are enabled, whether the screensaver should be automatically launched
+         * when the screen times out when not on battery.
+         * @hide
+         */
+        public static final String SCREENSAVER_ACTIVATE_ON_SLEEP = "screensaver_activate_on_sleep";
+
+        /**
+         * If screensavers are enabled, the default screensaver component.
+         * @hide
+         */
+        public static final String SCREENSAVER_DEFAULT_COMPONENT = "screensaver_default_component";
+
         /** {@hide} */
         public static final String NETSTATS_ENABLED = "netstats_enabled";
         /** {@hide} */

core/java/android/service/dreams/Dream.java

@@ -56,6 +56,10 @@ public class Dream extends Service implements Window.Callback {
     public static final String SERVICE_INTERFACE =
             "android.service.dreams.Dream";
 
+    /** Service meta-data key for declaring an optional configuration activity. */
+    public static final String METADATA_NAME_CONFIG_ACTIVITY =
+            "android.service.dreams.config_activity";
+
     private Window mWindow;
 
     private WindowManager mWindowManager;

core/java/android/service/dreams/DreamManagerService.java

@@ -1,7 +1,7 @@
 package android.service.dreams;
 
-import static android.provider.Settings.Secure.SCREENSAVER_COMPONENT;
-
+import static android.provider.Settings.Secure.SCREENSAVER_COMPONENTS;
+import static android.provider.Settings.Secure.SCREENSAVER_DEFAULT_COMPONENT;
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
 
@@ -58,7 +58,8 @@ private void checkPermission(String permission) {
     // IDreamManager method
     @Override
     public void dream() {
-        ComponentName name = getDreamComponent();
+        ComponentName[] dreams = getDreamComponents();
+        ComponentName name = dreams != null && dreams.length > 0 ? dreams[0] : null;
         if (name != null) {
             synchronized (mLock) {
                 final long ident = Binder.clearCallingIdentity();
@@ -73,21 +74,45 @@ public void dream() {
 
     // IDreamManager method
     @Override
-    public void setDreamComponent(ComponentName name) {
-        Settings.Secure.putString(mContext.getContentResolver(), SCREENSAVER_COMPONENT, name.flattenToString());
+    public void setDreamComponents(ComponentName[] componentNames) {
+        Settings.Secure.putString(mContext.getContentResolver(),
+                SCREENSAVER_COMPONENTS,
+                componentsToString(componentNames));
+    }
+
+    private static String componentsToString(ComponentName[] componentNames) {
+        StringBuilder names = new StringBuilder();
+        if (componentNames != null) {
+            for (ComponentName componentName : componentNames) {
+                if (names.length() > 0)
+                    names.append(',');
+                names.append(componentName.flattenToString());
+            }
+        }
+        return names.toString();
+    }
+
+    private static ComponentName[] componentsFromString(String names) {
+        String[] namesArray = names.split(",");
+        ComponentName[] componentNames = new ComponentName[namesArray.length];
+        for (int i = 0; i < namesArray.length; i++)
+            componentNames[i] = ComponentName.unflattenFromString(namesArray[i]);
+        return componentNames;
     }
 
     // IDreamManager method
     @Override
-    public ComponentName getDreamComponent() {
+    public ComponentName[] getDreamComponents() {
         // TODO(dsandler) don't load this every time, watch the value
-        String component = Settings.Secure.getString(mContext.getContentResolver(), SCREENSAVER_COMPONENT);
-        if (component != null) {
-            return ComponentName.unflattenFromString(component);
-        } else {
-            // We rely on DatabaseHelper to set a sane default for us when the settings DB is upgraded
-            return null;
-        }
+        String names = Settings.Secure.getString(mContext.getContentResolver(), SCREENSAVER_COMPONENTS);
+        return componentsFromString(names);
+    }
+
+    // IDreamManager method
+    @Override
+    public ComponentName getDefaultDreamComponent() {
+        String name = Settings.Secure.getString(mContext.getContentResolver(), SCREENSAVER_DEFAULT_COMPONENT);
+        return name == null ? null : ComponentName.unflattenFromString(name);
     }
 
     // IDreamManager method

core/java/android/service/dreams/IDreamManager.aidl

@@ -24,8 +24,9 @@ import android.content.ComponentName;
 interface IDreamManager {
     void dream();
     void awaken();
-    void setDreamComponent(in ComponentName componentName);
-    ComponentName getDreamComponent();
+    void setDreamComponents(in ComponentName[] componentNames);
+    ComponentName[] getDreamComponents();
+    ComponentName getDefaultDreamComponent();
     void testDream(in ComponentName componentName);
     boolean isDreaming();
 }

packages/SettingsProvider/res/values/defaults.xml

@@ -157,6 +157,8 @@
     <bool name="def_screensaver_enabled">true</bool>
     <!-- Whether the feature activates when docked (SCREENSAVER_ACTIVATE_ON_DOCK) -->
     <bool name="def_screensaver_activate_on_dock">true</bool>
+    <!-- Whether the feature activates when docked (SCREENSAVER_ACTIVATE_ON_SLEEP) -->
+    <bool name="def_screensaver_activate_on_sleep">true</bool>
     <!-- ComponentName of the default screen saver (Settings.Secure.SCREENSAVER_COMPONENT) -->
     <string name="def_screensaver_component">com.google.android.deskclock/com.android.deskclock.Screensaver</string>
 </resources>

packages/SettingsProvider/src/com/android/providers/settings/DatabaseHelper.java

@@ -1131,7 +1131,11 @@ public void onUpgrade(SQLiteDatabase db, int oldVersion, int currentVersion) {
                         R.bool.def_screensaver_enabled);
                 loadBooleanSetting(stmt, Settings.Secure.SCREENSAVER_ACTIVATE_ON_DOCK,
                         R.bool.def_screensaver_activate_on_dock);
-                loadStringSetting(stmt, Settings.Secure.SCREENSAVER_COMPONENT,
+                loadBooleanSetting(stmt, Settings.Secure.SCREENSAVER_ACTIVATE_ON_SLEEP,
+                        R.bool.def_screensaver_activate_on_sleep);
+                loadStringSetting(stmt, Settings.Secure.SCREENSAVER_DEFAULT_COMPONENT,
+                        R.string.def_screensaver_component);
+                loadStringSetting(stmt, Settings.Secure.SCREENSAVER_COMPONENTS,
                         R.string.def_screensaver_component);
                 db.setTransactionSuccessful();
             } finally {
@@ -1746,7 +1750,11 @@ private void loadSecureSettings(SQLiteDatabase db) {
                     R.bool.def_screensaver_enabled);
             loadBooleanSetting(stmt, Settings.Secure.SCREENSAVER_ACTIVATE_ON_DOCK,
                     R.bool.def_screensaver_activate_on_dock);
-            loadStringSetting(stmt, Settings.Secure.SCREENSAVER_COMPONENT,
+            loadBooleanSetting(stmt, Settings.Secure.SCREENSAVER_ACTIVATE_ON_SLEEP,
+                    R.bool.def_screensaver_activate_on_sleep);
+            loadStringSetting(stmt, Settings.Secure.SCREENSAVER_COMPONENTS,
+                    R.string.def_screensaver_component);
+            loadStringSetting(stmt, Settings.Secure.SCREENSAVER_DEFAULT_COMPONENT,
                     R.string.def_screensaver_component);
         } finally {
             if (stmt != null) stmt.close();

services/java/com/android/server/DockObserver.java

@@ -17,6 +17,7 @@
 package com.android.server;
 
 import static android.provider.Settings.Secure.SCREENSAVER_ACTIVATE_ON_DOCK;
+import static android.provider.Settings.Secure.SCREENSAVER_ENABLED;
 
 import android.content.ContentResolver;
 import android.content.Context;
@@ -51,7 +52,8 @@ final class DockObserver extends UEventObserver {
     private static final String DOCK_UEVENT_MATCH = "DEVPATH=/devices/virtual/switch/dock";
     private static final String DOCK_STATE_PATH = "/sys/class/switch/dock/state";
 
-    private static final int DEFAULT_DOCK = 1;
+    private static final int DEFAULT_SCREENSAVER_ENABLED = 1;
+    private static final int DEFAULT_SCREENSAVER_ACTIVATED_ON_DOCK = 1;
 
     private static final int MSG_DOCK_STATE_CHANGED = 0;
 
@@ -214,7 +216,7 @@ private void handleDockStateChange() {
                         Slog.w(TAG, "Unable to awaken!", e);
                     }
                 } else {
-                    if (isScreenSaverActivatedOnDock(mContext)) {
+                    if (isScreenSaverEnabled(mContext) && isScreenSaverActivatedOnDock(mContext)) {
                         try {
                             mgr.dream();
                         } catch (RemoteException e) {
@@ -229,9 +231,14 @@ private void handleDockStateChange() {
         }
     }
 
+    private static boolean isScreenSaverEnabled(Context context) {
+        return Settings.Secure.getInt(context.getContentResolver(),
+                SCREENSAVER_ENABLED, DEFAULT_SCREENSAVER_ENABLED) != 0;
+    }
+
     private static boolean isScreenSaverActivatedOnDock(Context context) {
         return Settings.Secure.getInt(context.getContentResolver(),
-                SCREENSAVER_ACTIVATE_ON_DOCK, DEFAULT_DOCK) != 0;
+                SCREENSAVER_ACTIVATE_ON_DOCK, DEFAULT_SCREENSAVER_ACTIVATED_ON_DOCK) != 0;
     }
 
     private final Handler mHandler = new Handler(Looper.myLooper(), null, true) {

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

@@ -227,6 +227,9 @@ public final class PowerManagerService extends IPowerManager.Stub
     // True if dreams are enabled by the user.
     private boolean mDreamsEnabledSetting;
 
+    // True if dreams should be activated on sleep.
+    private boolean mDreamsActivateOnSleepSetting;
+
     // The screen off timeout setting value in milliseconds.
     private int mScreenOffTimeoutSetting;
 
@@ -356,6 +359,8 @@ public void systemReady(TwilightService twilight) {
             final ContentResolver resolver = mContext.getContentResolver();
             resolver.registerContentObserver(Settings.Secure.getUriFor(
                     Settings.Secure.SCREENSAVER_ENABLED), false, mSettingsObserver);
+            resolver.registerContentObserver(Settings.Secure.getUriFor(
+                    Settings.Secure.SCREENSAVER_ACTIVATE_ON_SLEEP), false, mSettingsObserver);
             resolver.registerContentObserver(Settings.System.getUriFor(
                     Settings.System.SCREEN_OFF_TIMEOUT), false, mSettingsObserver);
             resolver.registerContentObserver(Settings.System.getUriFor(
@@ -387,6 +392,8 @@ private void updateSettingsLocked() {
 
         mDreamsEnabledSetting = (Settings.Secure.getInt(resolver,
                 Settings.Secure.SCREENSAVER_ENABLED, 0) != 0);
+        mDreamsActivateOnSleepSetting = (Settings.Secure.getInt(resolver,
+                Settings.Secure.SCREENSAVER_ACTIVATE_ON_SLEEP, 0) != 0);
         mScreenOffTimeoutSetting = Settings.System.getInt(resolver,
                 Settings.System.SCREEN_OFF_TIMEOUT, DEFAULT_SCREEN_OFF_TIMEOUT);
         mStayOnWhilePluggedInSetting = Settings.System.getInt(resolver,
@@ -1246,7 +1253,8 @@ private void handleSandman() { // runs on handler thread
      * assuming there has been no recent user activity and no wake locks are held.
      */
     private boolean canDreamLocked() {
-        return mIsPowered && mDreamsSupportedConfig && mDreamsEnabledSetting;
+        return mIsPowered && mDreamsSupportedConfig
+                && mDreamsEnabledSetting && mDreamsActivateOnSleepSetting;
     }
 
     /**
@@ -1822,6 +1830,7 @@ protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
             pw.println("Settings and Configuration:");
             pw.println("  mDreamsSupportedConfig=" + mDreamsSupportedConfig);
             pw.println("  mDreamsEnabledSetting=" + mDreamsEnabledSetting);
+            pw.println("  mDreamsActivateOnSleepSetting=" + mDreamsActivateOnSleepSetting);
             pw.println("  mScreenOffTimeoutSetting=" + mScreenOffTimeoutSetting);
             pw.println("  mMaximumScreenOffTimeoutFromDeviceAdmin="
                     + mMaximumScreenOffTimeoutFromDeviceAdmin + " (enforced="