New internal API to eliminate poke locks.

Added a new WindowManager.LayoutParams inputFeatures flag
to disable automatic user activity behavior when an input
event is sent to a window.

Added a new WindowManager.LayoutParams field userActivityTimeout.

Bug: 7165399
Change-Id: I204eafa37ef26aacc2c52a1ba1ecce1eebb0e0d9
diff --git a/core/java/android/view/WindowManager.java b/core/java/android/view/WindowManager.java
index fa2d4e8..6e51270 100644
--- a/core/java/android/view/WindowManager.java
+++ b/core/java/android/view/WindowManager.java
@@ -1176,14 +1176,42 @@
         public static final int INPUT_FEATURE_NO_INPUT_CHANNEL = 0x00000002;
 
         /**
+         * When this window has focus, does not call user activity for all input events so
+         * the application will have to do it itself.  Should only be used by
+         * the keyguard and phone app.
+         * <p>
+         * Should only be used by the keyguard and phone app.
+         * </p>
+         *
+         * @hide
+         */
+        public static final int INPUT_FEATURE_DISABLE_USER_ACTIVITY = 0x00000004;
+
+        /**
          * Control special features of the input subsystem.
          *
          * @see #INPUT_FEATURE_DISABLE_TOUCH_PAD_GESTURES
          * @see #INPUT_FEATURE_NO_INPUT_CHANNEL
+         * @see #INPUT_FEATURE_DISABLE_USER_ACTIVITY
          * @hide
          */
         public int inputFeatures;
 
+        /**
+         * Sets the number of milliseconds before the user activity timeout occurs
+         * when this window has focus.  A value of -1 uses the standard timeout.
+         * A value of 0 uses the minimum support display timeout.
+         * <p>
+         * This property can only be used to reduce the user specified display timeout;
+         * it can never make the timeout longer than it normally would be.
+         * </p><p>
+         * Should only be used by the keyguard and phone app.
+         * </p>
+         *
+         * @hide
+         */
+        public long userActivityTimeout = -1;
+
         public LayoutParams() {
             super(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
             type = TYPE_APPLICATION;
@@ -1268,6 +1296,7 @@
             out.writeInt(subtreeSystemUiVisibility);
             out.writeInt(hasSystemUiListeners ? 1 : 0);
             out.writeInt(inputFeatures);
+            out.writeLong(userActivityTimeout);
         }
         
         public static final Parcelable.Creator<LayoutParams> CREATOR
@@ -1308,6 +1337,7 @@
             subtreeSystemUiVisibility = in.readInt();
             hasSystemUiListeners = in.readInt() != 0;
             inputFeatures = in.readInt();
+            userActivityTimeout = in.readLong();
         }
     
         @SuppressWarnings({"PointlessBitwiseExpression"})
@@ -1334,6 +1364,8 @@
         /** {@hide} */
         public static final int PRIVATE_FLAGS_CHANGED = 1<<16;
         /** {@hide} */
+        public static final int USER_ACTIVITY_TIMEOUT_CHANGED = 1<<17;
+        /** {@hide} */
         public static final int EVERYTHING_CHANGED = 0xffffffff;
 
         // internal buffer to backup/restore parameters under compatibility mode.
@@ -1455,6 +1487,11 @@
                 changes |= INPUT_FEATURES_CHANGED;
             }
 
+            if (userActivityTimeout != o.userActivityTimeout) {
+                userActivityTimeout = o.userActivityTimeout;
+                changes |= USER_ACTIVITY_TIMEOUT_CHANGED;
+            }
+
             return changes;
         }
     
@@ -1547,6 +1584,9 @@
             if (inputFeatures != 0) {
                 sb.append(" if=0x").append(Integer.toHexString(inputFeatures));
             }
+            if (userActivityTimeout >= 0) {
+                sb.append(" userActivityTimeout=").append(userActivityTimeout);
+            }
             sb.append('}');
             return sb.toString();
         }