1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.keyguard; 18 19 import android.app.AlertDialog; 20 import android.app.PendingIntent; 21 import android.content.BroadcastReceiver; 22 import android.content.Context; 23 import android.content.Intent; 24 import android.content.IntentFilter; 25 import android.os.UserHandle; 26 import android.telephony.SubscriptionInfo; 27 import android.telephony.SubscriptionManager; 28 import android.telephony.euicc.EuiccManager; 29 import android.util.AttributeSet; 30 import android.util.Log; 31 import android.view.View; 32 import android.view.WindowManager; 33 import android.widget.Button; 34 35 import com.android.systemui.R; 36 37 /*** 38 * This button is used by the device with embedded SIM card to disable current carrier to unlock 39 * the device with no cellular service. 40 */ 41 class KeyguardEsimArea extends Button implements View.OnClickListener { 42 private static final String ACTION_DISABLE_ESIM = "com.android.keyguard.disable_esim"; 43 private static final String TAG = "KeyguardEsimArea"; 44 private static final String PERMISSION_SELF = "com.android.systemui.permission.SELF"; 45 46 private int mSubscriptionId; 47 private EuiccManager mEuiccManager; 48 49 private BroadcastReceiver mReceiver = 50 new BroadcastReceiver() { 51 @Override 52 public void onReceive(Context context, Intent intent) { 53 if (ACTION_DISABLE_ESIM.equals(intent.getAction())) { 54 int resultCode = getResultCode(); 55 if (resultCode != EuiccManager.EMBEDDED_SUBSCRIPTION_RESULT_OK) { 56 Log.e(TAG, "Error disabling esim, result code = " + resultCode); 57 AlertDialog.Builder builder = 58 new AlertDialog.Builder(mContext) 59 .setMessage(R.string.error_disable_esim_msg) 60 .setTitle(R.string.error_disable_esim_title) 61 .setCancelable(false /* cancelable */) 62 .setPositiveButton(R.string.ok, null /* listener */); 63 AlertDialog alertDialog = builder.create(); 64 alertDialog.getWindow().setType( 65 WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG); 66 alertDialog.show(); 67 } 68 } 69 } 70 }; 71 KeyguardEsimArea(Context context)72 public KeyguardEsimArea(Context context) { 73 this(context, null); 74 } 75 KeyguardEsimArea(Context context, AttributeSet attrs)76 public KeyguardEsimArea(Context context, AttributeSet attrs) { 77 this(context, attrs, 0); 78 } 79 KeyguardEsimArea(Context context, AttributeSet attrs, int defStyleAttr)80 public KeyguardEsimArea(Context context, AttributeSet attrs, int defStyleAttr) { 81 this(context, attrs, defStyleAttr, android.R.style.Widget_Material_Button_Borderless); 82 } 83 KeyguardEsimArea(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)84 public KeyguardEsimArea(Context context, AttributeSet attrs, int defStyleAttr, 85 int defStyleRes) { 86 super(context, attrs, defStyleAttr, defStyleRes); 87 mEuiccManager = (EuiccManager) context.getSystemService(Context.EUICC_SERVICE); 88 setOnClickListener(this); 89 } 90 setSubscriptionId(int subscriptionId)91 public void setSubscriptionId(int subscriptionId) { 92 mSubscriptionId = subscriptionId; 93 } 94 95 @Override onAttachedToWindow()96 protected void onAttachedToWindow() { 97 super.onAttachedToWindow(); 98 mContext.registerReceiver(mReceiver, new IntentFilter(ACTION_DISABLE_ESIM), 99 PERMISSION_SELF, null /* scheduler */, 100 Context.RECEIVER_EXPORTED_UNAUDITED); 101 } 102 isEsimLocked(Context context, int subId)103 public static boolean isEsimLocked(Context context, int subId) { 104 EuiccManager euiccManager = 105 (EuiccManager) context.getSystemService(Context.EUICC_SERVICE); 106 if (!euiccManager.isEnabled()) { 107 return false; 108 } 109 SubscriptionInfo sub = SubscriptionManager.from(context).getActiveSubscriptionInfo(subId); 110 return sub != null && sub.isEmbedded(); 111 } 112 113 @Override onDetachedFromWindow()114 protected void onDetachedFromWindow() { 115 mContext.unregisterReceiver(mReceiver); 116 super.onDetachedFromWindow(); 117 } 118 119 @Override onClick(View v)120 public void onClick(View v) { 121 SubscriptionInfo sub = SubscriptionManager.from(mContext) 122 .getActiveSubscriptionInfo(mSubscriptionId); 123 if (sub == null) { 124 Log.e(TAG, "No active subscription with subscriptionId: " + mSubscriptionId); 125 return; 126 } 127 Intent intent = new Intent(ACTION_DISABLE_ESIM); 128 intent.setPackage(mContext.getPackageName()); 129 PendingIntent callbackIntent = PendingIntent.getBroadcastAsUser( 130 mContext, 131 0 /* requestCode */, 132 intent, 133 PendingIntent.FLAG_UPDATE_CURRENT | PendingIntent.FLAG_MUTABLE_UNAUDITED, UserHandle.SYSTEM); 134 mEuiccManager.switchToSubscription( 135 SubscriptionManager.INVALID_SUBSCRIPTION_ID, sub.getPortIndex(), callbackIntent); 136 } 137 } 138