1/*
2 * Copyright (C) 2007 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 android.app;
18
19import java.util.HashMap;
20
21import android.content.Intent;
22import android.os.Bundle;
23
24/**
25 * A screen that contains and runs multiple embedded activities.
26 *
27 * @deprecated Use the new {@link Fragment} and {@link FragmentManager} APIs
28 * instead; these are also
29 * available on older platforms through the Android compatibility package.
30 */
31@Deprecated
32public class ActivityGroup extends Activity {
33    private static final String STATES_KEY = "android:states";
34    static final String PARENT_NON_CONFIG_INSTANCE_KEY = "android:parent_non_config_instance";
35
36    /**
37     * This field should be made private, so it is hidden from the SDK.
38     * {@hide}
39     */
40    protected LocalActivityManager mLocalActivityManager;
41
42    public ActivityGroup() {
43        this(true);
44    }
45
46    public ActivityGroup(boolean singleActivityMode) {
47        mLocalActivityManager = new LocalActivityManager(this, singleActivityMode);
48    }
49
50    @Override
51    protected void onCreate(Bundle savedInstanceState) {
52        super.onCreate(savedInstanceState);
53        Bundle states = savedInstanceState != null
54                ? (Bundle) savedInstanceState.getBundle(STATES_KEY) : null;
55        mLocalActivityManager.dispatchCreate(states);
56    }
57
58    @Override
59    protected void onResume() {
60        super.onResume();
61        mLocalActivityManager.dispatchResume();
62    }
63
64    @Override
65    protected void onSaveInstanceState(Bundle outState) {
66        super.onSaveInstanceState(outState);
67        Bundle state = mLocalActivityManager.saveInstanceState();
68        if (state != null) {
69            outState.putBundle(STATES_KEY, state);
70        }
71    }
72
73    @Override
74    protected void onPause() {
75        super.onPause();
76        mLocalActivityManager.dispatchPause(isFinishing());
77    }
78
79    @Override
80    protected void onStop() {
81        super.onStop();
82        mLocalActivityManager.dispatchStop();
83    }
84
85    @Override
86    protected void onDestroy() {
87        super.onDestroy();
88        mLocalActivityManager.dispatchDestroy(isFinishing());
89    }
90
91    /**
92     * Returns a HashMap mapping from child activity ids to the return values
93     * from calls to their onRetainNonConfigurationInstance methods.
94     *
95     * {@hide}
96     */
97    @Override
98    public HashMap<String,Object> onRetainNonConfigurationChildInstances() {
99        return mLocalActivityManager.dispatchRetainNonConfigurationInstance();
100    }
101
102    public Activity getCurrentActivity() {
103        return mLocalActivityManager.getCurrentActivity();
104    }
105
106    public final LocalActivityManager getLocalActivityManager() {
107        return mLocalActivityManager;
108    }
109
110    @Override
111    void dispatchActivityResult(String who, int requestCode, int resultCode,
112            Intent data) {
113        if (who != null) {
114            Activity act = mLocalActivityManager.getActivity(who);
115            /*
116            if (false) Log.v(
117                TAG, "Dispatching result: who=" + who + ", reqCode=" + requestCode
118                + ", resCode=" + resultCode + ", data=" + data
119                + ", rec=" + rec);
120            */
121            if (act != null) {
122                act.onActivityResult(requestCode, resultCode, data);
123                return;
124            }
125        }
126        super.dispatchActivityResult(who, requestCode, resultCode, data);
127    }
128}
129
130
131