Send a broadcast when InCallUI is visible

When InCallUI is visible, send a broadcast to let other apps know that
InCallUI is ready, and that it is now safe to draw UI.

Bug: 16988478
Change-Id: I1e9c3054e7c4f6d9809a4b13c3d1ff4516372143

2 files changed, 39 insertions, 0 deletions

diff --git a/InCallUI/src/com/android/incallui/InCallPresenter.java b/InCallUI/src/com/android/incallui/InCallPresenter.java
index d633f27c8..de09a8473 100644
--- a/InCallUI/src/com/android/incallui/InCallPresenter.java
+++ b/InCallUI/src/com/android/incallui/InCallPresenter.java
@@ -16,6 +16,7 @@
 
 package com.android.incallui;
 
+import android.Manifest;
 import android.app.PendingIntent;
 import android.content.Context;
 import android.content.Intent;
@@ -30,6 +31,8 @@ import android.view.View;
 
 import com.google.common.base.Preconditions;
 
+import com.android.incalluibind.ObjectFactory;
+
 import java.util.Collections;
 import java.util.List;
 import java.util.Locale;
@@ -48,6 +51,9 @@ import java.util.concurrent.CopyOnWriteArrayList;
  */
 public class InCallPresenter implements CallList.Listener, InCallPhoneListener {
 
+    private static final String EXTRA_FIRST_TIME_SHOWN =
+            "com.android.incallui.intent.extra.FIRST_TIME_SHOWN";
+
     private static InCallPresenter sInCallPresenter;
 
     /**
@@ -598,6 +604,12 @@ public class InCallPresenter implements CallList.Listener, InCallPhoneListener {
         }
 
         if (showing) {
+            Intent broadcastIntent = ObjectFactory.getUiReadyBroadcastIntent();
+            if (broadcastIntent != null) {
+                broadcastIntent.putExtra(EXTRA_FIRST_TIME_SHOWN, !mIsActivityPreviouslyStarted);
+                mContext.sendBroadcast(broadcastIntent, Manifest.permission.READ_PHONE_STATE);
+            }
+
             mIsActivityPreviouslyStarted = true;
         }
     }
diff --git a/InCallUI/src/com/android/incalluibind/ObjectFactory.java b/InCallUI/src/com/android/incalluibind/ObjectFactory.java
new file mode 100644
index 000000000..5813ce9e6
--- /dev/null
+++ b/InCallUI/src/com/android/incalluibind/ObjectFactory.java
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.incalluibind;
+
+import android.content.Intent;
+
+public class ObjectFactory {
+
+    /** @return An {@link Intent} to be broadcast when the InCallUI is visible. */
+    public static Intent getUiReadyBroadcastIntent() {
+        return null;
+    }
+}