ActivityGroup.java revision 2f04883ff880966d63d1aa4a1c7b05e497cfcc58 
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;
23import android.util.Log;
24
25/**
26 * @deprecated Use the new {@link Fragment} and {@link FragmentManager} APIs
27 * instead; these are also
28 * available on older platforms through the Android compatibility package.
29 *
30 * A screen that contains and runs multiple embedded activities.
31 */
32@Deprecated
33public class ActivityGroup extends Activity {
34    private static final String TAG = "ActivityGroup";
35    private static final String STATES_KEY = "android:states";
36    static final String PARENT_NON_CONFIG_INSTANCE_KEY = "android:parent_non_config_instance";
37
38    /**
39     * This field should be made private, so it is hidden from the SDK.
40     * {@hide}
41     */
42    protected LocalActivityManager mLocalActivityManager;
43
44    public ActivityGroup() {
45        this(true);
46    }
47
48    public ActivityGroup(boolean singleActivityMode) {
49        mLocalActivityManager = new LocalActivityManager(this, singleActivityMode);
50    }
51
52    @Override
53    protected void onCreate(Bundle savedInstanceState) {
54        super.onCreate(savedInstanceState);
55        Bundle states = savedInstanceState != null
56                ? (Bundle) savedInstanceState.getBundle(STATES_KEY) : null;
57        mLocalActivityManager.dispatchCreate(states);
58    }
59
60    @Override
61    protected void onResume() {
62        super.onResume();
63        mLocalActivityManager.dispatchResume();
64    }
65
66    @Override
67    protected void onSaveInstanceState(Bundle outState) {
68        super.onSaveInstanceState(outState);
69        Bundle state = mLocalActivityManager.saveInstanceState();
70        if (state != null) {
71            outState.putBundle(STATES_KEY, state);
72        }
73    }
74
75    @Override
76    protected void onPause() {
77        super.onPause();
78        mLocalActivityManager.dispatchPause(isFinishing());
79    }
80
81    @Override
82    protected void onStop() {
83        super.onStop();
84        mLocalActivityManager.dispatchStop();
85    }
86
87    @Override
88    protected void onDestroy() {
89        super.onDestroy();
90        mLocalActivityManager.dispatchDestroy(isFinishing());
91    }
92
93    /**
94     * Returns a HashMap mapping from child activity ids to the return values
95     * from calls to their onRetainNonConfigurationInstance methods.
96     *
97     * {@hide}
98     */
99    @Override
100    public HashMap<String,Object> onRetainNonConfigurationChildInstances() {
101        return mLocalActivityManager.dispatchRetainNonConfigurationInstance();
102    }
103
104    public Activity getCurrentActivity() {
105        return mLocalActivityManager.getCurrentActivity();
106    }
107
108    public final LocalActivityManager getLocalActivityManager() {
109        return mLocalActivityManager;
110    }
111
112    @Override
113    void dispatchActivityResult(String who, int requestCode, int resultCode,
114            Intent data) {
115        if (who != null) {
116            Activity act = mLocalActivityManager.getActivity(who);
117            /*
118            if (Config.LOGV) Log.v(
119                TAG, "Dispatching result: who=" + who + ", reqCode=" + requestCode
120                + ", resCode=" + resultCode + ", data=" + data
121                + ", rec=" + rec);
122            */
123            if (act != null) {
124                act.onActivityResult(requestCode, resultCode, data);
125                return;
126            }
127        }
128        super.dispatchActivityResult(who, requestCode, resultCode, data);
129    }
130}
131
132
133