1 /*
2  * Copyright (C) 2016 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.incallui;
18 
19 import android.os.Bundle;
20 import android.support.v4.app.Fragment;
21 import android.support.v7.app.AppCompatActivity;
22 import android.view.MenuItem;
23 
24 /** Shows the {@link ConferenceManagerFragment} */
25 public class ManageConferenceActivity extends AppCompatActivity {
26 
27   private boolean isVisible;
28 
isVisible()29   public boolean isVisible() {
30     return isVisible;
31   }
32 
33   @Override
onCreate(Bundle savedInstanceState)34   public void onCreate(Bundle savedInstanceState) {
35     super.onCreate(savedInstanceState);
36     InCallPresenter.getInstance().setManageConferenceActivity(this);
37 
38     getSupportActionBar().setDisplayHomeAsUpEnabled(true);
39 
40     setContentView(R.layout.activity_manage_conference);
41     Fragment fragment = getSupportFragmentManager().findFragmentById(R.id.manageConferencePanel);
42     if (fragment == null) {
43       fragment = new ConferenceManagerFragment();
44       getSupportFragmentManager()
45           .beginTransaction()
46           .replace(R.id.manageConferencePanel, fragment)
47           .commit();
48     }
49   }
50 
51   @Override
onDestroy()52   protected void onDestroy() {
53     super.onDestroy();
54     if (isFinishing()) {
55       InCallPresenter.getInstance().setManageConferenceActivity(null);
56     }
57   }
58 
59   @Override
onOptionsItemSelected(MenuItem item)60   public boolean onOptionsItemSelected(MenuItem item) {
61     final int itemId = item.getItemId();
62     if (itemId == android.R.id.home) {
63       onBackPressed();
64       return true;
65     }
66     return super.onOptionsItemSelected(item);
67   }
68 
69   @Override
onBackPressed()70   public void onBackPressed() {
71     InCallPresenter.getInstance().bringToForeground(false);
72     finish();
73   }
74 
75   @Override
onStart()76   protected void onStart() {
77     super.onStart();
78     isVisible = true;
79   }
80 
81   @Override
onStop()82   protected void onStop() {
83     super.onStop();
84     isVisible = false;
85   }
86 }
87