Add carrier config option to determine if "wifi-only" is supported.

By default we set this to "true", however it is anticipated in the future
that some carrier may desire to not allow the wifi-only option, hence
this carrier config option.

Bug: 27858149
Change-Id: I55b09655a590a661780cd9ed89c1e1b0d87d54dc

4 files changed, 20 insertions, 6 deletions

diff --git a/api/current.txt b/api/current.txt
index 0177e4f29de7..63b34c9dde6b 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -36228,9 +36228,9 @@ package android.telecom {
     method public void onStateChanged(int);
     method public void onStopDtmfTone();
     method public void onUnhold();
+    method public static java.lang.String propertiesToString(int);
     method public final void putExtras(android.os.Bundle);
     method public final void removeExtras(java.util.List<java.lang.String>);
-    method public static java.lang.String propertiesToString(int);
     method public void sendConnectionEvent(java.lang.String, android.os.Bundle);
     method public final void setActive();
     method public final void setAddress(android.net.Uri, int);
@@ -36256,8 +36256,8 @@ package android.telecom {
     method public static java.lang.String stateToString(int);
     field public static final int CAPABILITY_CANNOT_DOWNGRADE_VIDEO_TO_AUDIO = 8388608; // 0x800000
     field public static final int CAPABILITY_CAN_PAUSE_VIDEO = 1048576; // 0x100000
-    field public static final int CAPABILITY_CAN_SEND_RESPONSE_VIA_CONNECTION = 4194304; // 0x400000
     field public static final int CAPABILITY_CAN_PULL_CALL = 16777216; // 0x1000000
+    field public static final int CAPABILITY_CAN_SEND_RESPONSE_VIA_CONNECTION = 4194304; // 0x400000
     field public static final int CAPABILITY_CAN_UPGRADE_TO_VIDEO = 524288; // 0x80000
     field public static final int CAPABILITY_DISCONNECT_FROM_CONFERENCE = 8192; // 0x2000
     field public static final int CAPABILITY_HOLD = 1; // 0x1
@@ -36751,6 +36751,7 @@ package android.telephony {
     field public static final java.lang.String KEY_CARRIER_VT_AVAILABLE_BOOL = "carrier_vt_available_bool";
     field public static final java.lang.String KEY_CARRIER_VVM_PACKAGE_NAME_STRING = "carrier_vvm_package_name_string";
     field public static final java.lang.String KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL = "carrier_wfc_ims_available_bool";
+    field public static final java.lang.String KEY_CARRIER_WFC_SUPPORTS_WIFI_ONLY_BOOL = "carrier_wfc_supports_wifi_only_bool";
     field public static final java.lang.String KEY_CDMA_DTMF_TONE_DELAY_INT = "cdma_dtmf_tone_delay_int";
     field public static final java.lang.String KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY = "cdma_nonroaming_networks_string_array";
     field public static final java.lang.String KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY = "cdma_roaming_networks_string_array";
diff --git a/api/system-current.txt b/api/system-current.txt
index 7956826ee43e..8c41c14b00e5 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -38802,9 +38802,9 @@ package android.telecom {
     method public void onStateChanged(int);
     method public void onStopDtmfTone();
     method public void onUnhold();
+    method public static java.lang.String propertiesToString(int);
     method public final void putExtras(android.os.Bundle);
     method public final void removeExtras(java.util.List<java.lang.String>);
-    method public static java.lang.String propertiesToString(int);
     method public void sendConnectionEvent(java.lang.String, android.os.Bundle);
     method public final void setActive();
     method public final void setAddress(android.net.Uri, int);
@@ -38830,8 +38830,8 @@ package android.telecom {
     method public static java.lang.String stateToString(int);
     field public static final int CAPABILITY_CANNOT_DOWNGRADE_VIDEO_TO_AUDIO = 8388608; // 0x800000
     field public static final int CAPABILITY_CAN_PAUSE_VIDEO = 1048576; // 0x100000
-    field public static final int CAPABILITY_CAN_SEND_RESPONSE_VIA_CONNECTION = 4194304; // 0x400000
     field public static final int CAPABILITY_CAN_PULL_CALL = 16777216; // 0x1000000
+    field public static final int CAPABILITY_CAN_SEND_RESPONSE_VIA_CONNECTION = 4194304; // 0x400000
     field public static final int CAPABILITY_CAN_UPGRADE_TO_VIDEO = 524288; // 0x80000
     field public static final int CAPABILITY_DISCONNECT_FROM_CONFERENCE = 8192; // 0x2000
     field public static final int CAPABILITY_HOLD = 1; // 0x1
@@ -39411,6 +39411,7 @@ package android.telephony {
     field public static final java.lang.String KEY_CARRIER_VT_AVAILABLE_BOOL = "carrier_vt_available_bool";
     field public static final java.lang.String KEY_CARRIER_VVM_PACKAGE_NAME_STRING = "carrier_vvm_package_name_string";
     field public static final java.lang.String KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL = "carrier_wfc_ims_available_bool";
+    field public static final java.lang.String KEY_CARRIER_WFC_SUPPORTS_WIFI_ONLY_BOOL = "carrier_wfc_supports_wifi_only_bool";
     field public static final java.lang.String KEY_CDMA_DTMF_TONE_DELAY_INT = "cdma_dtmf_tone_delay_int";
     field public static final java.lang.String KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY = "cdma_nonroaming_networks_string_array";
     field public static final java.lang.String KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY = "cdma_roaming_networks_string_array";
diff --git a/api/test-current.txt b/api/test-current.txt
index 264b5eb4186e..2070faba4f55 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -36299,9 +36299,9 @@ package android.telecom {
     method public void onStateChanged(int);
     method public void onStopDtmfTone();
     method public void onUnhold();
+    method public static java.lang.String propertiesToString(int);
     method public final void putExtras(android.os.Bundle);
     method public final void removeExtras(java.util.List<java.lang.String>);
-    method public static java.lang.String propertiesToString(int);
     method public void sendConnectionEvent(java.lang.String, android.os.Bundle);
     method public final void setActive();
     method public final void setAddress(android.net.Uri, int);
@@ -36327,8 +36327,8 @@ package android.telecom {
     method public static java.lang.String stateToString(int);
     field public static final int CAPABILITY_CANNOT_DOWNGRADE_VIDEO_TO_AUDIO = 8388608; // 0x800000
     field public static final int CAPABILITY_CAN_PAUSE_VIDEO = 1048576; // 0x100000
-    field public static final int CAPABILITY_CAN_SEND_RESPONSE_VIA_CONNECTION = 4194304; // 0x400000
     field public static final int CAPABILITY_CAN_PULL_CALL = 16777216; // 0x1000000
+    field public static final int CAPABILITY_CAN_SEND_RESPONSE_VIA_CONNECTION = 4194304; // 0x400000
     field public static final int CAPABILITY_CAN_UPGRADE_TO_VIDEO = 524288; // 0x80000
     field public static final int CAPABILITY_DISCONNECT_FROM_CONFERENCE = 8192; // 0x2000
     field public static final int CAPABILITY_HOLD = 1; // 0x1
@@ -36822,6 +36822,7 @@ package android.telephony {
     field public static final java.lang.String KEY_CARRIER_VT_AVAILABLE_BOOL = "carrier_vt_available_bool";
     field public static final java.lang.String KEY_CARRIER_VVM_PACKAGE_NAME_STRING = "carrier_vvm_package_name_string";
     field public static final java.lang.String KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL = "carrier_wfc_ims_available_bool";
+    field public static final java.lang.String KEY_CARRIER_WFC_SUPPORTS_WIFI_ONLY_BOOL = "carrier_wfc_supports_wifi_only_bool";
     field public static final java.lang.String KEY_CDMA_DTMF_TONE_DELAY_INT = "cdma_dtmf_tone_delay_int";
     field public static final java.lang.String KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY = "cdma_nonroaming_networks_string_array";
     field public static final java.lang.String KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY = "cdma_roaming_networks_string_array";
diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index c69a360aeb5e..461611d0114c 100644
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -252,6 +252,16 @@ public class CarrierConfigManager {
     public static final String KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL = "carrier_wfc_ims_available_bool";
 
     /**
+     * Flag specifying whether WFC over IMS supports the "wifi only" option.  If false, the wifi
+     * calling settings will not include an option for "wifi only".  If true, the wifi calling
+     * settings will include an option for "wifi only"
+     * <p>
+     * By default, it is assumed that WFC supports "wifi only".
+     */
+    public static final String KEY_CARRIER_WFC_SUPPORTS_WIFI_ONLY_BOOL =
+            "carrier_wfc_supports_wifi_only_bool";
+
+    /**
      * Default WFC_IMS_mode 0: WIFI_ONLY
      *                      1: CELLULAR_PREFERRED
      *                      2: WIFI_PREFERRED
@@ -628,6 +638,7 @@ public class CarrierConfigManager {
         sDefaults.putBoolean(KEY_CARRIER_VOLTE_AVAILABLE_BOOL, false);
         sDefaults.putBoolean(KEY_CARRIER_VT_AVAILABLE_BOOL, false);
         sDefaults.putBoolean(KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL, false);
+        sDefaults.putBoolean(KEY_CARRIER_WFC_SUPPORTS_WIFI_ONLY_BOOL, true);
         sDefaults.putBoolean(KEY_CARRIER_DEFAULT_WFC_IMS_ENABLED_BOOL, false);
         sDefaults.putBoolean(KEY_CARRIER_DEFAULT_WFC_IMS_ROAMING_ENABLED_BOOL, false);
         sDefaults.putInt(KEY_CARRIER_DEFAULT_WFC_IMS_MODE_INT, 2);