Merge "Use new PowerManager API to implement voicemail proximity"

1 files changed, 29 insertions, 62 deletions

diff --git a/src/com/android/dialer/CallDetailActivity.java b/src/com/android/dialer/CallDetailActivity.java
index df8197a10..69242d3da 100644
--- a/src/com/android/dialer/CallDetailActivity.java
+++ b/src/com/android/dialer/CallDetailActivity.java
@@ -27,6 +27,7 @@ import android.database.Cursor;
 import android.net.Uri;
 import android.os.AsyncTask;
 import android.os.Bundle;
+import android.os.PowerManager;
 import android.provider.CallLog;
 import android.provider.CallLog.Calls;
 import android.provider.ContactsContract.CommonDataKinds.Phone;
@@ -83,11 +84,6 @@ public class CallDetailActivity extends Activity implements ProximitySensorAware
     private static final char LEFT_TO_RIGHT_EMBEDDING = '\u202A';
     private static final char POP_DIRECTIONAL_FORMATTING = '\u202C';
 
-    /** The time to wait before enabling the blank the screen due to the proximity sensor. */
-    private static final long PROXIMITY_BLANK_DELAY_MILLIS = 100;
-    /** The time to wait before disabling the blank the screen due to the proximity sensor. */
-    private static final long PROXIMITY_UNBLANK_DELAY_MILLIS = 500;
-
     /** The enumeration of {@link AsyncTask} objects used in this class. */
     public enum Tasks {
         MARK_VOICEMAIL_READ,
@@ -144,59 +140,7 @@ public class CallDetailActivity extends Activity implements ProximitySensorAware
     /** Whether we should show "remove from call log" in the options menu. */
     private boolean mHasRemoveFromCallLogOption;
 
-    private ProximitySensorManager mProximitySensorManager;
-    private final ProximitySensorListener mProximitySensorListener = new ProximitySensorListener();
-
-    /** Listener to changes in the proximity sensor state. */
-    private class ProximitySensorListener implements ProximitySensorManager.Listener {
-        /** Used to show a blank view and hide the action bar. */
-        private final Runnable mBlankRunnable = new Runnable() {
-            @Override
-            public void run() {
-                View blankView = findViewById(R.id.blank);
-                blankView.setVisibility(View.VISIBLE);
-                getActionBar().hide();
-            }
-        };
-        /** Used to remove the blank view and show the action bar. */
-        private final Runnable mUnblankRunnable = new Runnable() {
-            @Override
-            public void run() {
-                View blankView = findViewById(R.id.blank);
-                blankView.setVisibility(View.GONE);
-                getActionBar().show();
-            }
-        };
-
-        @Override
-        public synchronized void onNear() {
-            clearPendingRequests();
-            postDelayed(mBlankRunnable, PROXIMITY_BLANK_DELAY_MILLIS);
-        }
-
-        @Override
-        public synchronized void onFar() {
-            clearPendingRequests();
-            postDelayed(mUnblankRunnable, PROXIMITY_UNBLANK_DELAY_MILLIS);
-        }
-
-        /** Removed any delayed requests that may be pending. */
-        public synchronized void clearPendingRequests() {
-            View blankView = findViewById(R.id.blank);
-            blankView.removeCallbacks(mBlankRunnable);
-            blankView.removeCallbacks(mUnblankRunnable);
-        }
-
-        /** Post a {@link Runnable} with a delay on the main thread. */
-        private synchronized void postDelayed(Runnable runnable, long delayMillis) {
-            // Post these instead of executing immediately so that:
-            // - They are guaranteed to be executed on the main thread.
-            // - If the sensor values changes rapidly for some time, the UI will not be
-            //   updated immediately.
-            View blankView = findViewById(R.id.blank);
-            blankView.postDelayed(runnable, delayMillis);
-        }
-    }
+    private PowerManager.WakeLock mProximityWakeLock;
 
     static final String[] CALL_LOG_PROJECTION = new String[] {
         CallLog.Calls.DATE,
@@ -251,7 +195,14 @@ public class CallDetailActivity extends Activity implements ProximitySensorAware
         mAccountLabel = (TextView) findViewById(R.id.phone_account_label);
         mDefaultCountryIso = GeoUtil.getCurrentCountryIso(this);
         mContactPhotoManager = ContactPhotoManager.getInstance(this);
-        mProximitySensorManager = new ProximitySensorManager(this, mProximitySensorListener);
+        final PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
+        if (powerManager.isWakeLockLevelSupported(PowerManager.PROXIMITY_SCREEN_OFF_WAKE_LOCK)) {
+            mProximityWakeLock = powerManager.newWakeLock(
+                    PowerManager.PROXIMITY_SCREEN_OFF_WAKE_LOCK, TAG);
+        } else {
+            mProximityWakeLock = null;
+        }
+
         mContactInfoHelper = new ContactInfoHelper(this, GeoUtil.getCurrentCountryIso(this));
         getActionBar().setDisplayHomeAsUpEnabled(true);
 
@@ -752,18 +703,34 @@ public class CallDetailActivity extends Activity implements ProximitySensorAware
     protected void onPause() {
         // Immediately stop the proximity sensor.
         disableProximitySensor(false);
-        mProximitySensorListener.clearPendingRequests();
         super.onPause();
     }
 
     @Override
     public void enableProximitySensor() {
-        mProximitySensorManager.enable();
+        if (mProximityWakeLock == null) {
+            return;
+        }
+        if (!mProximityWakeLock.isHeld()) {
+            Log.i(TAG, "Acquiring proximity wake lock");
+            mProximityWakeLock.acquire();
+        } else {
+            Log.i(TAG, "Proximity wake lock already acquired");
+        }
     }
 
     @Override
     public void disableProximitySensor(boolean waitForFarState) {
-        mProximitySensorManager.disable(waitForFarState);
+        if (mProximityWakeLock == null) {
+            return;
+        }
+        if (mProximityWakeLock.isHeld()) {
+            Log.i(TAG, "Releasing proximity wake lock");
+            int flags = (waitForFarState ? PowerManager.RELEASE_FLAG_WAIT_FOR_NO_PROXIMITY : 0);
+            mProximityWakeLock.release(flags);
+        } else {
+            Log.i(TAG, "Proximity wake lock already released");
+        }
     }
 
     private void closeSystemDialogs() {