1 /* 2 * Copyright (C) 2010 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.contacts.util; 18 19 import android.content.ComponentName; 20 import android.content.Context; 21 import android.content.Intent; 22 import android.content.pm.PackageManager; 23 import android.content.pm.ResolveInfo; 24 import android.net.Uri; 25 import android.net.sip.SipManager; 26 import android.provider.MediaStore; 27 import android.provider.Telephony; 28 import android.telephony.TelephonyManager; 29 30 import com.android.contacts.ContactsUtils; 31 import com.android.contacts.compat.TelephonyManagerCompat; 32 33 import java.util.List; 34 35 /** 36 * Provides static functions to quickly test the capabilities of this device. The static 37 * members are not safe for threading 38 */ 39 public final class PhoneCapabilityTester { 40 private static boolean sIsInitialized; 41 private static boolean sIsPhone; 42 private static boolean sIsSipPhone; 43 44 /** 45 * Tests whether the Intent has a receiver registered. This can be used to show/hide 46 * functionality (like Phone, SMS) 47 */ isIntentRegistered(Context context, Intent intent)48 public static boolean isIntentRegistered(Context context, Intent intent) { 49 final PackageManager packageManager = context.getPackageManager(); 50 final List<ResolveInfo> receiverList = packageManager.queryIntentActivities(intent, 51 PackageManager.MATCH_DEFAULT_ONLY); 52 return receiverList.size() > 0; 53 } 54 55 /** 56 * Returns true if this device can be used to make phone calls 57 */ isPhone(Context context)58 public static boolean isPhone(Context context) { 59 if (!sIsInitialized) initialize(context); 60 // Is the device physically capabable of making phone calls? 61 return sIsPhone; 62 } 63 initialize(Context context)64 private static void initialize(Context context) { 65 sIsPhone = TelephonyManagerCompat.isVoiceCapable( 66 (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE)); 67 sIsSipPhone = sIsPhone && SipManager.isVoipSupported(context); 68 sIsInitialized = true; 69 } 70 71 /** 72 * Returns true if this device can be used to make sip calls 73 */ isSipPhone(Context context)74 public static boolean isSipPhone(Context context) { 75 if (!sIsInitialized) initialize(context); 76 return sIsSipPhone; 77 } 78 79 /** 80 * Returns the component name to use for sending to sms or null. 81 */ getSmsComponent(Context context)82 public static ComponentName getSmsComponent(Context context) { 83 String smsPackage = Telephony.Sms.getDefaultSmsPackage(context); 84 if (smsPackage != null) { 85 final PackageManager packageManager = context.getPackageManager(); 86 final Intent intent = new Intent(Intent.ACTION_SENDTO, 87 Uri.fromParts(ContactsUtils.SCHEME_SMSTO, "", null)); 88 final List<ResolveInfo> resolveInfos = packageManager.queryIntentActivities(intent, 0); 89 for (ResolveInfo resolveInfo : resolveInfos) { 90 if (smsPackage.equals(resolveInfo.activityInfo.packageName)) { 91 return new ComponentName(smsPackage, resolveInfo.activityInfo.name); 92 } 93 } 94 } 95 return null; 96 } 97 98 /** 99 * Returns true if there is a camera on the device 100 */ isCameraIntentRegistered(Context context)101 public static boolean isCameraIntentRegistered(Context context) { 102 final Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); 103 return isIntentRegistered(context, intent); 104 } 105 } 106