DefaultPhonePicker.java revision fef14cac00b7e4f1ef0481845421618bc3810643 
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
17package com.android.settings.applications.defaultapps;
18
19import android.content.Context;
20import android.content.pm.PackageManager;
21import android.telecom.DefaultDialerManager;
22import android.telecom.TelecomManager;
23import android.text.TextUtils;
24
25import com.android.internal.logging.nano.MetricsProto;
26import com.android.settings.R;
27import com.android.settingslib.applications.DefaultAppInfo;
28
29import java.util.ArrayList;
30import java.util.List;
31
32public class DefaultPhonePicker extends DefaultAppPickerFragment {
33
34    private DefaultKeyUpdater mDefaultKeyUpdater;
35
36    @Override
37    public int getMetricsCategory() {
38        return MetricsProto.MetricsEvent.DEFAULT_PHONE_PICKER;
39    }
40
41    @Override
42    public void onAttach(Context context) {
43        super.onAttach(context);
44        mDefaultKeyUpdater = new DefaultKeyUpdater(
45                (TelecomManager) context.getSystemService(Context.TELECOM_SERVICE));
46    }
47
48    @Override
49    protected int getPreferenceScreenResId() {
50        return R.xml.default_phone_settings;
51    }
52
53    @Override
54    protected List<DefaultAppInfo> getCandidates() {
55        final List<DefaultAppInfo> candidates = new ArrayList<>();
56        final List<String> dialerPackages =
57                DefaultDialerManager.getInstalledDialerApplications(getContext(), mUserId);
58        final Context context = getContext();
59        for (String packageName : dialerPackages) {
60            try {
61                candidates.add(new DefaultAppInfo(context, mPm,
62                        mPm.getApplicationInfoAsUser(packageName, 0, mUserId)));
63            } catch (PackageManager.NameNotFoundException e) {
64                // Skip unknown packages.
65            }
66        }
67        return candidates;
68    }
69
70    @Override
71    protected String getDefaultKey() {
72        return mDefaultKeyUpdater.getDefaultDialerApplication(getContext(), mUserId);
73    }
74
75    @Override
76    protected String getSystemDefaultKey() {
77        return mDefaultKeyUpdater.getSystemDialerPackage();
78    }
79
80    @Override
81    protected boolean setDefaultKey(String key) {
82        if (!TextUtils.isEmpty(key) && !TextUtils.equals(key, getDefaultKey())) {
83            return mDefaultKeyUpdater.setDefaultDialerApplication(getContext(), key, mUserId);
84        }
85        return false;
86    }
87
88    /**
89     * Wrapper class to handle default phone app update.
90     */
91    static class DefaultKeyUpdater {
92        private final TelecomManager mTelecomManager;
93
94        public DefaultKeyUpdater(TelecomManager telecomManager) {
95            mTelecomManager = telecomManager;
96        }
97
98        public String getSystemDialerPackage() {
99            return mTelecomManager.getSystemDialerPackage();
100        }
101
102        public String getDefaultDialerApplication(Context context, int uid) {
103            return DefaultDialerManager.getDefaultDialerApplication(context, uid);
104        }
105
106        public boolean setDefaultDialerApplication(Context context, String key, int uid) {
107            return DefaultDialerManager.setDefaultDialerApplication(context, key, uid);
108        }
109    }
110}
111