Plumb lights out mode through from the window manager to the status bar running in the system ui process.

Lights out mode itself isn't implemented.

Change-Id: Ieeef0eb9ae5be23000f770e74e8ee66472f4c673

4 files changed, 36 insertions, 3 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java b/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
index 2c0af65..3ef12f9 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
@@ -52,6 +52,8 @@ public class CommandQueue extends IStatusBar.Stub {
     private static final int OP_EXPAND = 1;
     private static final int OP_COLLAPSE = 2;
 
+    private static final int MSG_SET_LIGHTS_ON = 0x00070000;
+
     private StatusBarIconList mList;
     private Callbacks mCallbacks;
     private Handler mHandler = new H();
@@ -75,6 +77,7 @@ public class CommandQueue extends IStatusBar.Stub {
         public void disable(int state);
         public void animateExpand();
         public void animateCollapse();
+        public void setLightsOn(boolean on);
     }
 
     public CommandQueue(Callbacks callbacks, StatusBarIconList list) {
@@ -143,6 +146,13 @@ public class CommandQueue extends IStatusBar.Stub {
         }
     }
 
+    public void setLightsOn(boolean on) {
+        synchronized (mList) {
+            mHandler.removeMessages(MSG_SET_LIGHTS_ON);
+            mHandler.obtainMessage(MSG_SET_LIGHTS_ON, on ? 1 : 0, 0, null).sendToTarget();
+        }
+    }
+
     private final class H extends Handler {
         public void handleMessage(Message msg) {
             final int what = msg.what & MSG_MASK;
@@ -194,6 +204,10 @@ public class CommandQueue extends IStatusBar.Stub {
                     } else {
                         mCallbacks.animateCollapse();
                     }
+                    break;
+                case MSG_SET_LIGHTS_ON:
+                    mCallbacks.setLightsOn(msg.arg1 != 0);
+                    break;
             }
         }
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/PhoneStatusBarService.java b/packages/SystemUI/src/com/android/systemui/statusbar/PhoneStatusBarService.java
index 48243ff..e945981 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/PhoneStatusBarService.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/PhoneStatusBarService.java
@@ -1011,6 +1011,15 @@ public class PhoneStatusBarService extends StatusBarService {
         return false;
     }
 
+    public void setLightsOn(boolean on) {
+        if (!on) {
+            // All we do for "lights out" mode on a phone is hide the status bar,
+            // which the window manager does.  But we do need to hide the windowshade
+            // on our own.
+            animateCollapse();
+        }
+    }
+
     private class Launcher implements View.OnClickListener {
         private PendingIntent mIntent;
         private String mPkg;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/StatusBarService.java b/packages/SystemUI/src/com/android/systemui/statusbar/StatusBarService.java
index a64c3e7..695fdba 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/StatusBarService.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/StatusBarService.java
@@ -72,12 +72,16 @@ public abstract class StatusBarService extends Service implements CommandQueue.C
         mCommandQueue = new CommandQueue(this, iconList);
         mBarService = IStatusBarService.Stub.asInterface(
                 ServiceManager.getService(Context.STATUS_BAR_SERVICE));
+        boolean[] lightsOn = new boolean[1];
         try {
-            mBarService.registerStatusBar(mCommandQueue, iconList, notificationKeys, notifications);
+            mBarService.registerStatusBar(mCommandQueue, iconList, notificationKeys, notifications,
+                    lightsOn);
         } catch (RemoteException ex) {
             // If the system process isn't there we're doomed anyway.
         }
 
+        setLightsOn(lightsOn[0]);
+
         // Set up the initial icon state
         int N = iconList.size();
         int viewIndex = 0;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/tablet/TabletStatusBarService.java b/packages/SystemUI/src/com/android/systemui/statusbar/tablet/TabletStatusBarService.java
index 6f74924..b33af99 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/tablet/TabletStatusBarService.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/tablet/TabletStatusBarService.java
@@ -56,8 +56,6 @@ public class TabletStatusBarService extends StatusBarService {
 
     private static final int MAX_IMAGE_LEVEL = 10000;
 
-
-
     int mIconSize;
 
     H mHandler = new H();
@@ -493,6 +491,14 @@ public class TabletStatusBarService extends StatusBarService {
         mHandler.sendEmptyMessage(H.MSG_CLOSE_SYSTEM_PANEL);
     }
 
+    public void setLightsOn(boolean on) {
+        //Slog.d(TAG, "setLightsOn on=" + on);
+        if (!on) {
+            animateCollapse();
+        }
+        // TODO: implement lights out mode
+    }
+
     public void notificationIconsClicked(View v) {
         if (DEBUG) Slog.d(TAG, "clicked notification icons");
         mHandler.removeMessages(H.MSG_CLOSE_SYSTEM_PANEL);