SaveUi.java revision 0962262f42e3636270689100e1bb90b8f3cf6d77 
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.server.autofill.ui;
18
19import static com.android.server.autofill.ui.Helper.DEBUG;
20
21import android.annotation.NonNull;
22import android.app.Dialog;
23import android.content.Context;
24import android.content.IntentSender;
25import android.os.Handler;
26import android.service.autofill.SaveInfo;
27import android.text.format.DateUtils;
28import android.util.Slog;
29import android.view.Gravity;
30import android.view.Window;
31import android.view.WindowManager;
32import android.widget.TextView;
33import android.view.LayoutInflater;
34import android.view.View;
35
36import com.android.internal.R;
37import com.android.server.UiThread;
38
39/**
40 * Autofill Save Prompt
41 */
42final class SaveUi {
43
44    private static final String TAG = "SaveUi";
45
46    public interface OnSaveListener {
47        void onSave();
48        void onCancel(IntentSender listener);
49        void onDestroy();
50    }
51
52    private class OneTimeListener implements OnSaveListener {
53
54        private final OnSaveListener mRealListener;
55        private boolean mDone;
56
57        OneTimeListener(OnSaveListener realListener) {
58            mRealListener = realListener;
59        }
60
61        @Override
62        public void onSave() {
63            if (DEBUG) Slog.d(TAG, "onSave(): " + mDone);
64            if (mDone) {
65                return;
66            }
67            mDone = true;
68            mRealListener.onSave();
69        }
70
71        @Override
72        public void onCancel(IntentSender listener) {
73            if (DEBUG) Slog.d(TAG, "onCancel(): " + mDone);
74            if (mDone) {
75                return;
76            }
77            mDone = true;
78            mRealListener.onCancel(listener);
79        }
80
81        @Override
82        public void onDestroy() {
83            if (DEBUG) Slog.d(TAG, "onDestroy(): " + mDone);
84            if (mDone) {
85                return;
86            }
87            mDone = true;
88            mRealListener.onDestroy();
89        }
90    }
91
92    private final Handler mHandler = UiThread.getHandler();
93
94    private final @NonNull Dialog mDialog;
95
96    private final @NonNull OneTimeListener mListener;
97
98    private boolean mDestroyed;
99
100    SaveUi(@NonNull Context context, @NonNull CharSequence providerLabel, @NonNull SaveInfo info,
101            @NonNull OnSaveListener listener, int lifeTimeMs) {
102        mListener = new OneTimeListener(listener);
103
104        final LayoutInflater inflater = LayoutInflater.from(context);
105        final View view = inflater.inflate(R.layout.autofill_save, null);
106
107        final TextView titleView = (TextView) view.findViewById(R.id.autofill_save_title);
108        final String type;
109
110        switch(info.getType()) {
111            case SaveInfo.SAVE_DATA_TYPE_PASSWORD:
112                type = context.getString(R.string.autofill_save_type_password);
113                break;
114            case SaveInfo.SAVE_DATA_TYPE_ADDRESS:
115                type = context.getString(R.string.autofill_save_type_address);
116                break;
117            case SaveInfo.SAVE_DATA_TYPE_CREDIT_CARD:
118                type = context.getString(R.string.autofill_save_type_credit_card);
119                break;
120            case SaveInfo.SAVE_DATA_TYPE_USERNAME:
121                type = context.getString(R.string.autofill_save_type_username);
122                break;
123            case SaveInfo.SAVE_DATA_TYPE_EMAIL_ADDRESS:
124                type = context.getString(R.string.autofill_save_type_email_address);
125                break;
126            default:
127                type = null;
128        }
129
130        final String title = (type == null)
131                ? context.getString(R.string.autofill_save_title, providerLabel)
132                : context.getString(R.string.autofill_save_title_with_type, type, providerLabel);
133
134        titleView.setText(title);
135        final CharSequence subTitle = info.getDescription();
136        if (subTitle != null) {
137            final TextView subTitleView = (TextView) view.findViewById(R.id.autofill_save_subtitle);
138            subTitleView.setText(subTitle);
139            subTitleView.setVisibility(View.VISIBLE);
140        }
141
142        final TextView noButton = view.findViewById(R.id.autofill_save_no);
143        if (info.getNegativeActionTitle() != null) {
144            noButton.setText(info.getNegativeActionTitle());
145            noButton.setOnClickListener((v) -> mListener.onCancel(
146                    info.getNegativeActionListener()));
147        } else {
148            noButton.setOnClickListener((v) -> mListener.onCancel(null));
149        }
150
151        final View yesButton = view.findViewById(R.id.autofill_save_yes);
152        yesButton.setOnClickListener((v) -> mListener.onSave());
153
154        final View closeButton = view.findViewById(R.id.autofill_save_close);
155        closeButton.setOnClickListener((v) -> mListener.onCancel(null));
156
157        mDialog = new Dialog(context, R.style.Theme_Material_Panel);
158        mDialog.setContentView(view);
159
160        final Window window = mDialog.getWindow();
161        window.setType(WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY);
162        window.addFlags(WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
163                | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM
164                | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL
165                | WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH);
166        window.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_PAN);
167        window.setGravity(Gravity.BOTTOM | Gravity.CENTER);
168        window.setCloseOnTouchOutside(true);
169        window.getAttributes().width = WindowManager.LayoutParams.MATCH_PARENT;
170
171        mDialog.show();
172
173        mHandler.postDelayed(() -> {
174            if (!mListener.mDone) {
175                mListener.onCancel(null);
176                Slog.d(TAG, "Save snackbar timed out after " + lifeTimeMs + "ms");
177            }
178        }, lifeTimeMs);
179    }
180
181    void destroy() {
182        throwIfDestroyed();
183        mListener.onDestroy();
184        mHandler.removeCallbacksAndMessages(mListener);
185        mDialog.dismiss();
186        mDestroyed = true;
187    }
188
189    private void throwIfDestroyed() {
190        if (mDestroyed) {
191            throw new IllegalStateException("cannot interact with a destroyed instance");
192        }
193    }
194}
195