DefaultBrowserPicker.java revision 03a3b518debfb3870d780a6e29c8f115013cd866 
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.content.pm.ResolveInfo;
22
23import com.android.internal.logging.nano.MetricsProto;
24import com.android.settings.R;
25
26import java.util.ArrayList;
27import java.util.List;
28
29/**
30 * Fragment for choosing default browser.
31 */
32public class DefaultBrowserPicker extends DefaultAppPickerFragment {
33
34    @Override
35    protected int getPreferenceScreenResId() {
36        return R.xml.default_browser_settings;
37    }
38
39    @Override
40    public int getMetricsCategory() {
41        return MetricsProto.MetricsEvent.DEFAULT_BROWSER_PICKER;
42    }
43
44    @Override
45    protected String getDefaultKey() {
46        return mPm.getDefaultBrowserPackageNameAsUser(mUserId);
47    }
48
49    @Override
50    protected boolean setDefaultKey(String packageName) {
51        return mPm.setDefaultBrowserPackageNameAsUser(packageName, mUserId);
52    }
53
54    @Override
55    protected List<DefaultAppInfo> getCandidates() {
56        final List<DefaultAppInfo> candidates = new ArrayList<>();
57        final Context context = getContext();
58        // Resolve that intent and check that the handleAllWebDataURI boolean is set
59        final List<ResolveInfo> list = mPm.queryIntentActivitiesAsUser(
60                DefaultBrowserPreferenceController.BROWSE_PROBE, PackageManager.MATCH_ALL, mUserId);
61
62        final int count = list.size();
63        for (int i = 0; i < count; i++) {
64            ResolveInfo info = list.get(i);
65            if (info.activityInfo == null || !info.handleAllWebDataURI) {
66                continue;
67            }
68            try {
69                candidates.add(new DefaultAppInfo(context, mPm,
70                        mPm.getApplicationInfoAsUser(info.activityInfo.packageName, 0, mUserId)));
71            } catch (PackageManager.NameNotFoundException e) {
72                // Skip unknown packages.
73            }
74        }
75
76        return candidates;
77    }
78}
79