Refactor EuiccPreference

Bug: 114749736
Test: RunSettingsRoboTests
Change-Id: I7192e40c5ff6eb064f29517c21021a095d505d7f

src/com/android/settings/network/telephony/EuiccPreferenceController.java

@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2018 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.settings.network.telephony;
+
+import android.content.Context;
+import android.content.Intent;
+import android.os.PersistableBundle;
+import android.provider.Settings;
+import android.telephony.CarrierConfigManager;
+import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyManager;
+import android.telephony.euicc.EuiccManager;
+import android.text.TextUtils;
+
+import androidx.preference.Preference;
+
+import com.android.settings.core.BasePreferenceController;
+
+/**
+ * Preference controller for "Euicc preference"
+ */
+public class EuiccPreferenceController extends BasePreferenceController {
+
+    private TelephonyManager mTelephonyManager;
+    private int mSubId;
+
+    public EuiccPreferenceController(Context context, String key) {
+        super(context, key);
+        mTelephonyManager = context.getSystemService(TelephonyManager.class);
+        mSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return MobileNetworkUtils.showEuiccSettings(mContext)
+                ? AVAILABLE
+                : CONDITIONALLY_UNAVAILABLE;
+    }
+
+    @Override
+    public CharSequence getSummary() {
+        return mTelephonyManager.getSimOperatorName();
+    }
+
+    public void init(int subId) {
+        mSubId = subId;
+        mTelephonyManager = TelephonyManager.from(mContext).createForSubscriptionId(mSubId);
+    }
+
+    @Override
+    public boolean handlePreferenceTreeClick(Preference preference) {
+        if (TextUtils.equals(preference.getKey(), getPreferenceKey())) {
+            Intent intent = new Intent(EuiccManager.ACTION_MANAGE_EMBEDDED_SUBSCRIPTIONS);
+            mContext.startActivity(intent);
+            return true;
+        }
+
+        return false;
+    }
+}

src/com/android/settings/network/telephony/MobileNetworkFragment.java

@@ -122,7 +122,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
 
     //UI objects
     private SwitchPreference mButton4glte;
-    private Preference mEuiccSettingsPref;
     private PreferenceCategory mCallingCategory;
     private Preference mWiFiCallingPref;
     private SwitchPreference mVideoCallingPref;
@@ -222,10 +221,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
                         REQUEST_CODE_EXIT_ECM);
             }
             return true;
-        } else if (preference == mEuiccSettingsPref) {
-            Intent intent = new Intent(EuiccManager.ACTION_MANAGE_EMBEDDED_SUBSCRIPTIONS);
-            startActivity(intent);
-            return true;
         } else if (preference == mWiFiCallingPref || preference == mVideoCallingPref) {
             return false;
         }
@@ -279,6 +274,7 @@ public class MobileNetworkFragment extends DashboardFragment implements
         use(EnabledNetworkModePreferenceController.class).init(mSubId);
         use(Enhanced4gLtePreferenceController.class).init(mSubId);
         use(DataServiceSetupPreferenceController.class).init(mSubId);
+        use(EuiccPreferenceController.class).init(mSubId);
 
         mCdmaSystemSelectPreferenceController = use(CdmaSystemSelectPreferenceController.class);
         mCdmaSystemSelectPreferenceController.init(getPreferenceManager(), mSubId);
@@ -319,12 +315,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
             mShow4GForLTE = false;
         }
 
-        //get UI object references
-        PreferenceScreen prefSet = getPreferenceScreen();
-
-        mEuiccSettingsPref = prefSet.findPreference(BUTTON_CARRIER_SETTINGS_EUICC_KEY);
-        mEuiccSettingsPref.setOnPreferenceChangeListener(this);
-
         // Initialize mActiveSubInfo
         int max = mSubscriptionManager.getActiveSubscriptionInfoCountMax();
         mActiveSubInfos = mSubscriptionManager.getActiveSubscriptionInfoList();
@@ -450,12 +440,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
 
         if (hasActiveSubscriptions) {
             updateBodyAdvancedFields(activity, prefSet, mSubId, hasActiveSubscriptions);
-        } else {
-            // Shows the "Carrier" preference that allows user to add a e-sim profile.
-            if (MobileNetworkUtils.showEuiccSettings(getContext())) {
-                mEuiccSettingsPref.setSummary(null /* summary */);
-                prefSet.addPreference(mEuiccSettingsPref);
-            }
         }
     }
 
@@ -468,16 +452,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
             log("updateBody: isLteOnCdma=" + isLteOnCdma + " phoneSubId=" + phoneSubId);
         }
 
-        if (MobileNetworkUtils.showEuiccSettings(getContext())) {
-            prefSet.addPreference(mEuiccSettingsPref);
-            String spn = mTelephonyManager.getSimOperatorName();
-            if (TextUtils.isEmpty(spn)) {
-                mEuiccSettingsPref.setSummary(null);
-            } else {
-                mEuiccSettingsPref.setSummary(spn);
-            }
-        }
-
         int settingsNetworkMode = android.provider.Settings.Global.getInt(
                 getContext().getContentResolver(),
                 android.provider.Settings.Global.PREFERRED_NETWORK_MODE + phoneSubId,
@@ -880,8 +854,7 @@ public class MobileNetworkFragment extends DashboardFragment implements
         // For ListPreferences, we log it here without a value, only indicating it's clicked to
         // open the list dialog. When a value is chosen, another MetricsEvent is logged with
         // new value in onPreferenceChange.
-        if (preference == mEuiccSettingsPref
-                || preference == mWiFiCallingPref
+        if (preference == mWiFiCallingPref
                 || preference == preferenceScreen.findPreference(BUTTON_CDMA_SYSTEM_SELECT_KEY)
                 || preference == preferenceScreen.findPreference(BUTTON_CDMA_SUBSCRIPTION_KEY)
                 || preference == preferenceScreen.findPreference(BUTTON_GSM_APN_EXPAND_KEY)
@@ -915,8 +888,6 @@ public class MobileNetworkFragment extends DashboardFragment implements
 
         if (preference == null) {
             return MetricsProto.MetricsEvent.VIEW_UNKNOWN;
-        } else if (preference == mEuiccSettingsPref) {
-            return MetricsProto.MetricsEvent.ACTION_MOBILE_NETWORK_EUICC_SETTING;
         } else if (preference == mWiFiCallingPref) {
             return MetricsProto.MetricsEvent.ACTION_MOBILE_NETWORK_WIFI_CALLING;
         } else if (preference == mVideoCallingPref) {