Merge "[Provider Model] Remove the footer of WFC" into sc-dev
diff --git a/res/xml/network_provider_calls_sms.xml b/res/xml/network_provider_calls_sms.xml
index 0b390b5..2281f48 100644
--- a/res/xml/network_provider_calls_sms.xml
+++ b/res/xml/network_provider_calls_sms.xml
@@ -51,12 +51,4 @@
         settings:controller="com.android.settings.network.telephony.NetworkProviderBackupCallingPreferenceController"
         settings:allowDividerAbove="true"
         />
-
-    <com.android.settingslib.widget.FooterPreference
-        android:key="provider_model_calls_sms_footer"
-        android:title="@string/calls_sms_footnote"
-        android:selectable="false"
-        settings:allowDividerAbove="true"
-        settings:searchable="false"
-        settings:controller="com.android.settings.network.telephony.NetworkProviderWfcFooterPreferenceController"/>
 </PreferenceScreen>
diff --git a/src/com/android/settings/network/NetworkProviderCallsSmsFragment.java b/src/com/android/settings/network/NetworkProviderCallsSmsFragment.java
index a811978..fcb8345 100644
--- a/src/com/android/settings/network/NetworkProviderCallsSmsFragment.java
+++ b/src/com/android/settings/network/NetworkProviderCallsSmsFragment.java
@@ -27,7 +27,6 @@
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settings.network.telephony.CallsDefaultSubscriptionController;
 import com.android.settings.network.telephony.NetworkProviderBackupCallingPreferenceController;
-import com.android.settings.network.telephony.NetworkProviderWfcFooterPreferenceController;
 import com.android.settings.network.telephony.NetworkProviderWifiCallingPreferenceController;
 import com.android.settings.network.telephony.SmsDefaultSubscriptionController;
 import com.android.settings.search.BaseSearchIndexProvider;
@@ -46,8 +45,6 @@
     @VisibleForTesting
     static final String KEY_PREFERENCE_CATEGORY_BACKUP_CALLING =
             "provider_model_backup_calling_category";
-    static final String KEY_PREFERENCE_CATEGORY_WFC_FOOTER =
-            "provider_model_calls_sms_footer";
 
     @VisibleForTesting
     static final String KEY_PREFERENCE_CALLS= "provider_model_calls_preference";
@@ -74,12 +71,6 @@
         backupCallingPrefCtrl.init(getSettingsLifecycle());
         controllers.add(backupCallingPrefCtrl);
 
-        NetworkProviderWfcFooterPreferenceController wfcFooterPreferenceController =
-                new NetworkProviderWfcFooterPreferenceController(context,
-                        KEY_PREFERENCE_CATEGORY_WFC_FOOTER);
-        wfcFooterPreferenceController.init(getSettingsLifecycle());
-        controllers.add(wfcFooterPreferenceController);
-
         return controllers;
     }
 
diff --git a/src/com/android/settings/network/telephony/NetworkProviderWfcFooterPreferenceController.java b/src/com/android/settings/network/telephony/NetworkProviderWfcFooterPreferenceController.java
deleted file mode 100644
index 166094d..0000000
--- a/src/com/android/settings/network/telephony/NetworkProviderWfcFooterPreferenceController.java
+++ /dev/null
@@ -1,77 +0,0 @@
-package com.android.settings.network.telephony;
-
-import android.content.Context;
-import android.content.Intent;
-import android.telephony.SubscriptionInfo;
-import android.telephony.SubscriptionManager;
-
-import androidx.preference.Preference;
-
-import com.android.settings.R;
-import com.android.settings.core.BasePreferenceController;
-import com.android.settings.network.SubscriptionUtil;
-import com.android.settings.utils.AnnotationSpan;
-import com.android.settingslib.HelpUtils;
-import com.android.settingslib.core.lifecycle.Lifecycle;
-import com.android.settingslib.core.lifecycle.LifecycleObserver;
-
-import java.util.List;
-
-public class NetworkProviderWfcFooterPreferenceController extends BasePreferenceController
-        implements LifecycleObserver {
-
-    /**
-     * Constructor.
-     */
-    public NetworkProviderWfcFooterPreferenceController(Context context, String preferenceKey) {
-        super(context, preferenceKey);
-    }
-
-    /**
-     * Initialize the binding with Lifecycle
-     *
-     * @param lifecycle Lifecycle of UI which owns this Preference
-     */
-    public void init(Lifecycle lifecycle) {
-        lifecycle.addObserver(this);
-    }
-
-    @Override
-    public void updateState(Preference preference) {
-        super.updateState(preference);
-
-        if (preference != null) {
-            // This is necessary to ensure that setting the title to the spannable string returned
-            // by getFooterText will be accepted.  Internally, setTitle does an equality check on
-            // the spannable string being set to the text already set on the preference.  That
-            // equality check apparently only takes into account the raw text and not and spannables
-            // that are part of the text.  So we clear the title before applying the spannable
-            // footer to ensure it is accepted.
-            preference.setTitle("");
-            preference.setTitle(getFooterText());
-        }
-    }
-
-    private CharSequence getFooterText() {
-        final Intent helpIntent = HelpUtils.getHelpIntent(mContext,
-                mContext.getString(R.string.help_uri_wifi_calling),
-                mContext.getClass().getName());
-        final AnnotationSpan.LinkInfo linkInfo = new AnnotationSpan.LinkInfo(mContext,
-                "url", helpIntent);
-
-        return AnnotationSpan.linkify(mContext.getText(R.string.calls_sms_footnote), linkInfo);
-    }
-
-    @Override
-    public int getAvailabilityStatus() {
-        final SubscriptionManager subscriptionManager =
-                mContext.getSystemService(SubscriptionManager.class);
-        final List<SubscriptionInfo> subscriptions = SubscriptionUtil.getActiveSubscriptions(
-                subscriptionManager);
-        if (subscriptions.size() >= 1) {
-            return AVAILABLE;
-        } else {
-            return CONDITIONALLY_UNAVAILABLE;
-        }
-    }
-}