Self Managed CS Implementation

- Add API guide for developers giving an overview of what they need
to implement.
- Add @hide setLabel method in PhoneAccount; used when registering a
self-managed CS's phone account; we override it with their app label to
ensure they don't try to give themselves another name.

Test: Unit
Bug: 34159263
Change-Id: I0c890dc2feeb3ee438a80ed425db2aaf1f4c1fdd

6 files changed, 54 insertions, 4 deletions

diff --git a/api/current.txt b/api/current.txt
index db44f3bc6751..0fe2d0aba162 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -23815,8 +23815,8 @@ package android.net {
     method public void reportNetworkConnectivity(android.net.Network, boolean);
     method public boolean requestBandwidthUpdate(android.net.Network);
     method public void requestNetwork(android.net.NetworkRequest, android.net.ConnectivityManager.NetworkCallback);
-    method public void requestNetwork(android.net.NetworkRequest, int, android.net.ConnectivityManager.NetworkCallback);
     method public void requestNetwork(android.net.NetworkRequest, android.net.ConnectivityManager.NetworkCallback, android.os.Handler);
+    method public void requestNetwork(android.net.NetworkRequest, int, android.net.ConnectivityManager.NetworkCallback);
     method public void requestNetwork(android.net.NetworkRequest, int, android.net.ConnectivityManager.NetworkCallback, android.os.Handler);
     method public void requestNetwork(android.net.NetworkRequest, android.app.PendingIntent);
     method public deprecated boolean requestRouteToHost(int, int);
@@ -37108,6 +37108,7 @@ package android.telecom {
     field public static final java.lang.String EVENT_CALL_MERGE_FAILED = "android.telecom.event.CALL_MERGE_FAILED";
     field public static final java.lang.String EVENT_CALL_PULL_FAILED = "android.telecom.event.CALL_PULL_FAILED";
     field public static final java.lang.String EXTRA_ANSWERING_DROPS_FG_CALL = "android.telecom.extra.ANSWERING_DROPS_FG_CALL";
+    field public static final java.lang.String EXTRA_ANSWERING_DROPS_FG_CALL_APP_NAME = "android.telecom.extra.ANSWERING_DROPS_FG_CALL_APP_NAME";
     field public static final java.lang.String EXTRA_CALL_SUBJECT = "android.telecom.extra.CALL_SUBJECT";
     field public static final java.lang.String EXTRA_CHILD_ADDRESS = "android.telecom.extra.CHILD_ADDRESS";
     field public static final java.lang.String EXTRA_LAST_FORWARDED_NUMBER = "android.telecom.extra.LAST_FORWARDED_NUMBER";
@@ -37515,6 +37516,7 @@ package android.telecom {
     field public static final java.lang.String EXTRA_CHANGE_DEFAULT_DIALER_PACKAGE_NAME = "android.telecom.extra.CHANGE_DEFAULT_DIALER_PACKAGE_NAME";
     field public static final java.lang.String EXTRA_INCOMING_CALL_ADDRESS = "android.telecom.extra.INCOMING_CALL_ADDRESS";
     field public static final java.lang.String EXTRA_INCOMING_CALL_EXTRAS = "android.telecom.extra.INCOMING_CALL_EXTRAS";
+    field public static final java.lang.String EXTRA_INCOMING_VIDEO_STATE = "android.telecom.extra.INCOMING_VIDEO_STATE";
     field public static final java.lang.String EXTRA_NOTIFICATION_COUNT = "android.telecom.extra.NOTIFICATION_COUNT";
     field public static final java.lang.String EXTRA_NOTIFICATION_PHONE_NUMBER = "android.telecom.extra.NOTIFICATION_PHONE_NUMBER";
     field public static final java.lang.String EXTRA_OUTGOING_CALL_EXTRAS = "android.telecom.extra.OUTGOING_CALL_EXTRAS";
diff --git a/api/system-current.txt b/api/system-current.txt
index 870da1dad2c6..300af219e771 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -25602,8 +25602,8 @@ package android.net {
     method public void reportNetworkConnectivity(android.net.Network, boolean);
     method public boolean requestBandwidthUpdate(android.net.Network);
     method public void requestNetwork(android.net.NetworkRequest, android.net.ConnectivityManager.NetworkCallback);
-    method public void requestNetwork(android.net.NetworkRequest, int, android.net.ConnectivityManager.NetworkCallback);
     method public void requestNetwork(android.net.NetworkRequest, android.net.ConnectivityManager.NetworkCallback, android.os.Handler);
+    method public void requestNetwork(android.net.NetworkRequest, int, android.net.ConnectivityManager.NetworkCallback);
     method public void requestNetwork(android.net.NetworkRequest, int, android.net.ConnectivityManager.NetworkCallback, android.os.Handler);
     method public void requestNetwork(android.net.NetworkRequest, android.app.PendingIntent);
     method public deprecated boolean requestRouteToHost(int, int);
@@ -40095,6 +40095,7 @@ package android.telecom {
     field public static final java.lang.String EVENT_CALL_MERGE_FAILED = "android.telecom.event.CALL_MERGE_FAILED";
     field public static final java.lang.String EVENT_CALL_PULL_FAILED = "android.telecom.event.CALL_PULL_FAILED";
     field public static final java.lang.String EXTRA_ANSWERING_DROPS_FG_CALL = "android.telecom.extra.ANSWERING_DROPS_FG_CALL";
+    field public static final java.lang.String EXTRA_ANSWERING_DROPS_FG_CALL_APP_NAME = "android.telecom.extra.ANSWERING_DROPS_FG_CALL_APP_NAME";
     field public static final java.lang.String EXTRA_CALL_SUBJECT = "android.telecom.extra.CALL_SUBJECT";
     field public static final java.lang.String EXTRA_CHILD_ADDRESS = "android.telecom.extra.CHILD_ADDRESS";
     field public static final java.lang.String EXTRA_LAST_FORWARDED_NUMBER = "android.telecom.extra.LAST_FORWARDED_NUMBER";
@@ -40690,6 +40691,7 @@ package android.telecom {
     field public static final java.lang.String EXTRA_CONNECTION_SERVICE = "android.telecom.extra.CONNECTION_SERVICE";
     field public static final java.lang.String EXTRA_INCOMING_CALL_ADDRESS = "android.telecom.extra.INCOMING_CALL_ADDRESS";
     field public static final java.lang.String EXTRA_INCOMING_CALL_EXTRAS = "android.telecom.extra.INCOMING_CALL_EXTRAS";
+    field public static final java.lang.String EXTRA_INCOMING_VIDEO_STATE = "android.telecom.extra.INCOMING_VIDEO_STATE";
     field public static final java.lang.String EXTRA_NOTIFICATION_COUNT = "android.telecom.extra.NOTIFICATION_COUNT";
     field public static final java.lang.String EXTRA_NOTIFICATION_PHONE_NUMBER = "android.telecom.extra.NOTIFICATION_PHONE_NUMBER";
     field public static final java.lang.String EXTRA_OUTGOING_CALL_EXTRAS = "android.telecom.extra.OUTGOING_CALL_EXTRAS";
diff --git a/api/test-current.txt b/api/test-current.txt
index 8b29697b2d70..f0e1e3d03ca6 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -23888,8 +23888,8 @@ package android.net {
     method public void reportNetworkConnectivity(android.net.Network, boolean);
     method public boolean requestBandwidthUpdate(android.net.Network);
     method public void requestNetwork(android.net.NetworkRequest, android.net.ConnectivityManager.NetworkCallback);
-    method public void requestNetwork(android.net.NetworkRequest, int, android.net.ConnectivityManager.NetworkCallback);
     method public void requestNetwork(android.net.NetworkRequest, android.net.ConnectivityManager.NetworkCallback, android.os.Handler);
+    method public void requestNetwork(android.net.NetworkRequest, int, android.net.ConnectivityManager.NetworkCallback);
     method public void requestNetwork(android.net.NetworkRequest, int, android.net.ConnectivityManager.NetworkCallback, android.os.Handler);
     method public void requestNetwork(android.net.NetworkRequest, android.app.PendingIntent);
     method public deprecated boolean requestRouteToHost(int, int);
@@ -37190,6 +37190,7 @@ package android.telecom {
     field public static final java.lang.String EVENT_CALL_MERGE_FAILED = "android.telecom.event.CALL_MERGE_FAILED";
     field public static final java.lang.String EVENT_CALL_PULL_FAILED = "android.telecom.event.CALL_PULL_FAILED";
     field public static final java.lang.String EXTRA_ANSWERING_DROPS_FG_CALL = "android.telecom.extra.ANSWERING_DROPS_FG_CALL";
+    field public static final java.lang.String EXTRA_ANSWERING_DROPS_FG_CALL_APP_NAME = "android.telecom.extra.ANSWERING_DROPS_FG_CALL_APP_NAME";
     field public static final java.lang.String EXTRA_CALL_SUBJECT = "android.telecom.extra.CALL_SUBJECT";
     field public static final java.lang.String EXTRA_CHILD_ADDRESS = "android.telecom.extra.CHILD_ADDRESS";
     field public static final java.lang.String EXTRA_LAST_FORWARDED_NUMBER = "android.telecom.extra.LAST_FORWARDED_NUMBER";
@@ -37597,6 +37598,7 @@ package android.telecom {
     field public static final java.lang.String EXTRA_CHANGE_DEFAULT_DIALER_PACKAGE_NAME = "android.telecom.extra.CHANGE_DEFAULT_DIALER_PACKAGE_NAME";
     field public static final java.lang.String EXTRA_INCOMING_CALL_ADDRESS = "android.telecom.extra.INCOMING_CALL_ADDRESS";
     field public static final java.lang.String EXTRA_INCOMING_CALL_EXTRAS = "android.telecom.extra.INCOMING_CALL_EXTRAS";
+    field public static final java.lang.String EXTRA_INCOMING_VIDEO_STATE = "android.telecom.extra.INCOMING_VIDEO_STATE";
     field public static final java.lang.String EXTRA_NOTIFICATION_COUNT = "android.telecom.extra.NOTIFICATION_COUNT";
     field public static final java.lang.String EXTRA_NOTIFICATION_PHONE_NUMBER = "android.telecom.extra.NOTIFICATION_PHONE_NUMBER";
     field public static final java.lang.String EXTRA_OUTGOING_CALL_EXTRAS = "android.telecom.extra.OUTGOING_CALL_EXTRAS";
diff --git a/telecomm/java/android/telecom/Connection.java b/telecomm/java/android/telecom/Connection.java
index 833affa379f3..799835970e30 100644
--- a/telecomm/java/android/telecom/Connection.java
+++ b/telecomm/java/android/telecom/Connection.java
@@ -436,6 +436,18 @@ public abstract class Connection extends Conferenceable {
             "android.telecom.extra.ANSWERING_DROPS_FG_CALL";
 
     /**
+     * String connection extra key set on a {@link Connection} in {@link Connection#STATE_RINGING}
+     * state to indicate the name of the third-party app which is responsible for the current
+     * foreground call.
+     * <p>
+     * Used when {@link #EXTRA_ANSWERING_DROPS_FG_CALL} is true to ensure that the default Phone app
+     * is able to inform the user that answering the new incoming call will cause a call owned by
+     * another app to be dropped when the incoming call is answered.
+     */
+    public static final String EXTRA_ANSWERING_DROPS_FG_CALL_APP_NAME =
+            "android.telecom.extra.ANSWERING_DROPS_FG_CALL_APP_NAME";
+
+    /**
      * Boolean connection extra key on a {@link Connection} which indicates that adding an
      * additional call is disallowed.
      * @hide
diff --git a/telecomm/java/android/telecom/PhoneAccount.java b/telecomm/java/android/telecom/PhoneAccount.java
index 3926e201a5e3..c42a8352a68a 100644
--- a/telecomm/java/android/telecom/PhoneAccount.java
+++ b/telecomm/java/android/telecom/PhoneAccount.java
@@ -310,6 +310,18 @@ public final class PhoneAccount implements Parcelable {
         }
 
         /**
+         * Sets the label. See {@link PhoneAccount#getLabel()}.
+         *
+         * @param label The label of the phone account.
+         * @return The builder.
+         * @hide
+         */
+        public Builder setLabel(CharSequence label) {
+            this.mLabel = label;
+            return this;
+        }
+
+        /**
          * Sets the address. See {@link PhoneAccount#getAddress}.
          *
          * @param value The address of the phone account.
diff --git a/telecomm/java/android/telecom/TelecomManager.java b/telecomm/java/android/telecom/TelecomManager.java
index e21b4db9935c..5093a6122b0c 100644
--- a/telecomm/java/android/telecom/TelecomManager.java
+++ b/telecomm/java/android/telecom/TelecomManager.java
@@ -181,6 +181,18 @@ public class TelecomManager {
             "android.telecom.extra.START_CALL_WITH_VIDEO_STATE";
 
     /**
+     * Optional extra for {@link #addNewIncomingCall(PhoneAccountHandle, Bundle)} containing an
+     * integer that determines the requested video state for an incoming call.
+     * Valid options:
+     * {@link VideoProfile#STATE_AUDIO_ONLY},
+     * {@link VideoProfile#STATE_BIDIRECTIONAL},
+     * {@link VideoProfile#STATE_RX_ENABLED},
+     * {@link VideoProfile#STATE_TX_ENABLED}.
+     */
+    public static final String EXTRA_INCOMING_VIDEO_STATE =
+            "android.telecom.extra.INCOMING_VIDEO_STATE";
+
+    /**
      * The extra used with an {@link android.content.Intent#ACTION_CALL} and
      * {@link android.content.Intent#ACTION_DIAL} {@code Intent} to specify a
      * {@link PhoneAccountHandle} to use when making the call.
@@ -383,7 +395,11 @@ public class TelecomManager {
      * <p>
      * An {@link InCallService} which receives self-managed calls is free to view and control the
      * state of calls in the self-managed {@link ConnectionService}.  An example use-case is
-     * exposing these calls to a wearable or automotive device via its companion app.
+     * exposing these calls to an automotive device via its companion app.
+     * <p>
+     * This meta-data can only be set for an {@link InCallService} which also sets
+     * {@link #METADATA_IN_CALL_SERVICE_UI}. Only the default phone/dialer app, or a car-mode
+     * {@link InCallService} can see self-managed calls.
      * <p>
      * See also {@link Connection#PROPERTY_SELF_MANAGED}.
      */
@@ -1277,6 +1293,10 @@ public class TelecomManager {
      * {@link #getPhoneAccount}. Self-managed {@link ConnectionService}s must have
      * {@link android.Manifest.permission#MANAGE_OWN_CALLS} to add a new incoming call.
      * <p>
+     * The incoming call you are adding is assumed to have a video state of
+     * {@link VideoProfile#STATE_AUDIO_ONLY}, unless the extra value
+     * {@link #EXTRA_INCOMING_VIDEO_STATE} is specified.
+     * <p>
      * Once invoked, this method will cause the system to bind to the {@link ConnectionService}
      * associated with the {@link PhoneAccountHandle} and request additional information about the
      * call (See {@link ConnectionService#onCreateIncomingConnection}) before starting the incoming