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.incallui.disconnectdialog; 18 19 import android.app.AlertDialog; 20 import android.app.Dialog; 21 import android.content.Context; 22 import android.content.DialogInterface.OnClickListener; 23 import android.content.Intent; 24 import android.support.annotation.NonNull; 25 import android.telecom.DisconnectCause; 26 import android.util.Pair; 27 import com.android.dialer.common.Assert; 28 import com.android.dialer.common.LogUtil; 29 import com.android.incallui.call.DialerCall; 30 31 /** Prompts the user to enable Wi-Fi calling. */ 32 public class EnableWifiCallingPrompt implements DisconnectDialog { 33 // This is a hidden constant in android.telecom.DisconnectCause. Telecom sets this as a disconnect 34 // reason if it wants us to prompt the user to enable Wi-Fi calling. In Android-O we might 35 // consider using a more explicit way to signal this. 36 private static final String REASON_WIFI_ON_BUT_WFC_OFF = "REASON_WIFI_ON_BUT_WFC_OFF"; 37 private static final String ACTION_WIFI_CALLING_SETTINGS = 38 "android.settings.WIFI_CALLING_SETTINGS"; 39 private static final String ANDROID_SETTINGS_PACKAGE = "com.android.settings"; 40 41 @Override shouldShow(DisconnectCause disconnectCause)42 public boolean shouldShow(DisconnectCause disconnectCause) { 43 String reason = disconnectCause.getReason(); 44 if (reason != null && reason.startsWith(REASON_WIFI_ON_BUT_WFC_OFF)) { 45 LogUtil.i( 46 "EnableWifiCallingPrompt.shouldShowPrompt", 47 "showing prompt for disconnect cause: %s", 48 reason); 49 return true; 50 } 51 return false; 52 } 53 54 @Override createDialog(final @NonNull Context context, DialerCall call)55 public Pair<Dialog, CharSequence> createDialog(final @NonNull Context context, DialerCall call) { 56 Assert.isNotNull(context); 57 DisconnectCause cause = call.getDisconnectCause(); 58 CharSequence message = cause.getDescription(); 59 Dialog dialog = 60 new AlertDialog.Builder(context) 61 .setMessage(message) 62 .setPositiveButton( 63 R.string.incall_enable_wifi_calling_button, 64 (OnClickListener) (dialog1, which) -> openWifiCallingSettings(context)) 65 .setNegativeButton(android.R.string.cancel, null) 66 .create(); 67 return new Pair<>(dialog, message); 68 } 69 openWifiCallingSettings(@onNull Context context)70 private static void openWifiCallingSettings(@NonNull Context context) { 71 LogUtil.i("EnableWifiCallingPrompt.openWifiCallingSettings", "opening settings"); 72 context.startActivity( 73 new Intent(ACTION_WIFI_CALLING_SETTINGS).setPackage(ANDROID_SETTINGS_PACKAGE)); 74 } 75 } 76