CallLogModalAlertManager.java revision ccca31529c07970e89419fb85a9e8153a5396838 
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.dialer.app.calllog;
18
19import android.view.LayoutInflater;
20import android.view.View;
21import android.view.ViewGroup;
22import com.android.dialer.app.R;
23import com.android.dialer.app.alert.AlertManager;
24
25/**
26 * Alert manager controls modal view to show message in call log. When modal view is shown, regular
27 * call log will be hidden.
28 */
29public class CallLogModalAlertManager implements AlertManager {
30
31  interface Listener {
32    void onShowModalAlert(boolean show);
33  }
34
35  private final Listener listener;
36  private final ViewGroup parent;
37  private final ViewGroup container;
38  private final LayoutInflater inflater;
39
40  public CallLogModalAlertManager(LayoutInflater inflater, ViewGroup parent, Listener listener) {
41    this.inflater = inflater;
42    this.parent = parent;
43    this.listener = listener;
44    container = (ViewGroup) parent.findViewById(R.id.modal_message_container);
45  }
46
47  @Override
48  public View inflate(int layoutId) {
49    return inflater.inflate(layoutId, parent, false);
50  }
51
52  @Override
53  public void add(View view) {
54    if (contains(view)) {
55      return;
56    }
57    container.addView(view);
58    listener.onShowModalAlert(true);
59  }
60
61  @Override
62  public void clear() {
63    container.removeAllViews();
64    listener.onShowModalAlert(false);
65  }
66
67  public boolean isEmpty() {
68    return container.getChildCount() == 0;
69  }
70
71  public boolean contains(View view) {
72    return container.indexOfChild(view) != -1;
73  }
74}
75