Put screensavers back in the icebox for now. DO NOT MERGE.

Bug: 5689684
Change-Id: I3a5291c3520bb43e35d55714f1522e4ae7f6e63c

Author: dsandler

core/java/android/provider/Settings.java

@@ -4019,28 +4019,6 @@ public static final String getBluetoothInputDevicePriorityKey(String address) {
         public static final String SETUP_PREPAID_DETECTION_REDIR_HOST =
                 "setup_prepaid_detection_redir_host";
 
-        /**
-         * Whether the screensaver is enabled.
-         * @hide
-         */
-        public static final String SCREENSAVER_ENABLED = "screensaver_enabled";
-
-        /**
-         * The user's chosen screensaver component.
-         *
-         * This component 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";
-
-        /**
-         * 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";
-
         /** {@hide} */
         public static final String NETSTATS_ENABLED = "netstats_enabled";
         /** {@hide} */

core/res/res/values/config.xml

@@ -741,7 +741,4 @@
     <string name="config_wimaxServiceClassname"></string>
     <!-- Name of the wimax state tracker clas -->
     <string name="config_wimaxStateTrackerClassname"></string>
-
-    <!-- Name of screensaver components to look for if none has been chosen by the user -->
-    <string name="config_defaultDreamComponent">com.google.android.deskclock/com.android.deskclock.Screensaver</string>
 </resources>

packages/SystemUI/AndroidManifest.xml

@@ -46,26 +46,6 @@
             </intent-filter>
         </receiver>
 
-        <!-- should you need to launch the screensaver, this is a good way to do it -->
-        <activity android:name=".DreamsDockLauncher"
-                android:theme="@android:style/Theme.Dialog"
-                android:label="@string/dreams_dock_launcher">
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN" />
-                <category android:name="android.intent.category.DEFAULT" />
-            </intent-filter>
-        </activity>
-
-        <!-- launch screensaver on (desk) dock event -->
-        <receiver android:name=".DreamsDockLauncher$DockEventReceiver" 
-            android:exported="true"
-            >
-            <intent-filter>
-                <action android:name="android.intent.action.DOCK_EVENT" />
-            </intent-filter>
-        </receiver>
-
-
         <activity android:name=".usb.UsbStorageActivity"
                   android:label="@*android:string/usb_storage_activity_title"
                   android:excludeFromRecents="true">

packages/SystemUI/res/values/strings.xml

@@ -362,7 +362,4 @@
 
     <!-- Content description of the clear button in the notification panel for accessibility (not shown on the screen). [CHAR LIMIT=NONE] -->
     <string name="accessibility_clear_all">Clear all notifications.</string>
-
-    <!-- Description of the desk dock action that invokes the Android Dreams screen saver feature -->
-    <string name="dreams_dock_launcher">Activate screen saver</string>
 </resources>

packages/SystemUI/src/com/android/systemui/DreamsDockLauncher.java

@@ -164,9 +164,6 @@ public class PhoneWindowManager implements WindowManagerPolicy {
     static final boolean ENABLE_CAR_DOCK_HOME_CAPTURE = true;
     static final boolean ENABLE_DESK_DOCK_HOME_CAPTURE = false;
 
-    // Should screen savers use their own timeout, or the SCREEN_OFF_TIMEOUT?
-    static final boolean SEPARATE_TIMEOUT_FOR_SCREEN_SAVER = false;
-
     static final int LONG_PRESS_POWER_NOTHING = 0;
     static final int LONG_PRESS_POWER_GLOBAL_ACTIONS = 1;
     static final int LONG_PRESS_POWER_SHUT_OFF = 2;
@@ -422,12 +419,6 @@ public void handleMotion(MotionEvent event, InputQueue.FinishedCallback finished
     int mLockScreenTimeout;
     boolean mLockScreenTimerActive;
 
-    // visual screen saver support
-    int mScreenSaverTimeout = 0;
-    boolean mScreenSaverEnabledByUser = false;
-    boolean mScreenSaverMayRun = true; // false if a wakelock is held
-    boolean mPluggedIn;
-
     // Behavior of ENDCALL Button.  (See Settings.System.END_BUTTON_BEHAVIOR.)
     int mEndcallBehavior;
 
@@ -490,12 +481,6 @@ void observe() {
                     Settings.Secure.DEFAULT_INPUT_METHOD), false, this);
             resolver.registerContentObserver(Settings.System.getUriFor(
                     "fancy_rotation_anim"), false, this);
-            resolver.registerContentObserver(Settings.Secure.getUriFor(
-                    Settings.Secure.SCREENSAVER_ENABLED), false, this);
-            if (SEPARATE_TIMEOUT_FOR_SCREEN_SAVER) {
-                resolver.registerContentObserver(Settings.Secure.getUriFor(
-                        "screensaver_timeout"), false, this);
-            } // otherwise SCREEN_OFF_TIMEOUT will do nicely
             updateSettings();
         }
 
@@ -803,14 +788,6 @@ public void init(Context context, IWindowManager windowManager,
                     Intent.EXTRA_DOCK_STATE_UNDOCKED);
         }
 
-        // watch the plug to know whether to trigger the screen saver
-        filter = new IntentFilter();
-        filter.addAction(Intent.ACTION_BATTERY_CHANGED);
-        intent = context.registerReceiver(mPowerReceiver, filter);
-        if (intent != null) {
-            mPluggedIn = (0 != intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, 0));
-        }
-
         mVibrator = new Vibrator();
         mLongPressVibePattern = getLongIntArray(mContext.getResources(),
                 com.android.internal.R.array.config_longPressVibePattern);
@@ -959,23 +936,6 @@ public void updateSettings() {
                 mHasSoftInput = hasSoftInput;
                 updateRotation = true;
             }
-
-            mScreenSaverEnabledByUser = 0 != Settings.Secure.getInt(resolver,
-                    Settings.Secure.SCREENSAVER_ENABLED, 1);
-
-            if (SEPARATE_TIMEOUT_FOR_SCREEN_SAVER) {
-                mScreenSaverTimeout = Settings.Secure.getInt(resolver,
-                        "screensaver_timeout", 0);
-            } else {
-                mScreenSaverTimeout = Settings.System.getInt(resolver,
-                        Settings.System.SCREEN_OFF_TIMEOUT, 0);
-                if (mScreenSaverTimeout > 0) {
-                    // We actually want to activate the screensaver just before the
-                    // power manager's screen timeout
-                    mScreenSaverTimeout -= 5000;
-                }
-            }
-            updateScreenSaverTimeoutLocked();
         }
         if (updateRotation) {
             updateRotation(true);
@@ -3027,15 +2987,6 @@ public void onReceive(Context context, Intent intent) {
         }
     };
 
-    BroadcastReceiver mPowerReceiver = new BroadcastReceiver() {
-        public void onReceive(Context context, Intent intent) {
-            if (Intent.ACTION_BATTERY_CHANGED.equals(intent.getAction())) {
-                mPluggedIn = (0 != intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, 0));
-                if (localLOGV) Log.v(TAG, "BATTERY_CHANGED: " + intent + " plugged=" + mPluggedIn);
-            }
-        }
-    };
-
     /** {@inheritDoc} */
     public void screenTurnedOff(int why) {
         EventLog.writeEvent(70000, 0);
@@ -3047,7 +2998,6 @@ public void screenTurnedOff(int why) {
         synchronized (mLock) {
             updateOrientationListenerLp();
             updateLockScreenTimeout();
-            updateScreenSaverTimeoutLocked();
         }
     }
 
@@ -3094,7 +3044,6 @@ public void screenTurningOn(final ScreenOnListener screenOnListener) {
             mScreenOnEarly = true;
             updateOrientationListenerLp();
             updateLockScreenTimeout();
-            updateScreenSaverTimeoutLocked();
         }
     }
 
@@ -3489,85 +3438,6 @@ public void userActivity() {
                 mHandler.postDelayed(mScreenLockTimeout, mLockScreenTimeout);
             }
         }
-
-        synchronized (mLock) {
-            // Only posts messages; holds no additional locks.
-            updateScreenSaverTimeoutLocked();
-        }
-    }
-
-    Runnable mScreenSaverActivator = new Runnable() {
-        public void run() {
-            if (!(mScreenSaverMayRun && mScreenOnEarly)) {
-                Log.w(TAG, "mScreenSaverActivator ran, but the screensaver should not be showing. Who's driving this thing?");
-                return;
-            }
-            if (!mPluggedIn) {
-                if (localLOGV) Log.v(TAG, "mScreenSaverActivator: not running screen saver when not plugged in");
-                return;
-            }
-            // Quick fix for automation tests.
-            // The correct fix is to move this triggering logic to PowerManager, where more complete
-            // information about wakelocks (including StayOnWhilePluggedIn) is available.
-            if (Settings.System.getInt(mContext.getContentResolver(),
-                        Settings.System.STAY_ON_WHILE_PLUGGED_IN,
-                        BatteryManager.BATTERY_PLUGGED_AC) != 0) {
-                Log.v(TAG, "mScreenSaverActivator: not running screen saver when STAY_ON_WHILE_PLUGGED_IN");
-                return;
-            }
-
-            if (localLOGV) Log.v(TAG, "mScreenSaverActivator entering dreamland");
-
-            try {
-                String component = Settings.Secure.getString(
-                        mContext.getContentResolver(), Settings.Secure.SCREENSAVER_COMPONENT);
-                if (component == null) {
-                    component = mContext.getResources().getString(R.string.config_defaultDreamComponent);
-                }
-                if (component != null) {
-                    // dismiss the notification shade, recents, etc.
-                    mContext.sendBroadcast(new Intent(Intent.ACTION_CLOSE_SYSTEM_DIALOGS)
-                            .addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT));
-
-                    ComponentName cn = ComponentName.unflattenFromString(component);
-                    Intent intent = new Intent(Intent.ACTION_MAIN)
-                        .setComponent(cn)
-                        .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK
-                            | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS
-                            | Intent.FLAG_ACTIVITY_NO_USER_ACTION
-                            | Intent.FLAG_FROM_BACKGROUND
-                            | Intent.FLAG_ACTIVITY_NO_HISTORY
-                            );
-                    mContext.startActivity(intent);
-                } else {
-                    Log.e(TAG, "Couldn't start screen saver: none selected");
-                }
-            } catch (android.content.ActivityNotFoundException exc) {
-                // no screensaver? give up
-                Log.e(TAG, "Couldn't start screen saver: none installed");
-            }
-        }
-    };
-
-    // Must call while holding mLock
-    private void updateScreenSaverTimeoutLocked() {
-        if (mScreenSaverActivator == null) return;
-
-        mHandler.removeCallbacks(mScreenSaverActivator);
-        if (mScreenSaverEnabledByUser && mScreenSaverMayRun && mScreenOnEarly && mScreenSaverTimeout > 0) {
-            if (localLOGV)
-                Log.v(TAG, "scheduling screensaver for " + mScreenSaverTimeout + "ms from now");
-            mHandler.postDelayed(mScreenSaverActivator, mScreenSaverTimeout);
-        } else {
-            if (localLOGV) {
-                if (!mScreenSaverEnabledByUser || mScreenSaverTimeout == 0)
-                    Log.v(TAG, "screen saver disabled by user");
-                else if (!mScreenOnEarly)
-                    Log.v(TAG, "screen saver disabled while screen off");
-                else
-                    Log.v(TAG, "screen saver disabled by wakelock");
-            }
-        }
     }
 
     Runnable mScreenLockTimeout = new Runnable() {
@@ -3773,11 +3643,6 @@ public boolean performHapticFeedbackLw(WindowState win, int effectId, boolean al
     }
 
     public void screenOnStartedLw() {
-        // The window manager has just grabbed a wake lock. This is our cue to disable the screen
-        // saver.
-        synchronized (mLock) {
-            mScreenSaverMayRun = false;
-        }
     }
 
     public void screenOnStoppedLw() {
@@ -3786,13 +3651,6 @@ public void screenOnStoppedLw() {
                 long curTime = SystemClock.uptimeMillis();
                 mPowerManager.userActivity(curTime, false, LocalPowerManager.OTHER_EVENT);
             }
-
-            synchronized (mLock) {
-                // even if the keyguard is up, now that all the wakelocks have been released, we
-                // should re-enable the screen saver
-                mScreenSaverMayRun = true;
-                updateScreenSaverTimeoutLocked();
-            }
         }
     }
 

policy/src/com/android/internal/policy/impl/PhoneWindowManager.java

@@ -65,7 +65,7 @@ class UiModeManagerService extends IUiModeManager.Stub {
 
     // Enable launching of applications when entering the dock.
     private static final boolean ENABLE_LAUNCH_CAR_DOCK_APP = true;
-    private static final boolean ENABLE_LAUNCH_DESK_DOCK_APP = false;
+    private static final boolean ENABLE_LAUNCH_DESK_DOCK_APP = true;
 
     private static final int MSG_UPDATE_TWILIGHT = 0;
     private static final int MSG_ENABLE_LOCATION_UPDATES = 1;