ChooserActivity.java revision 0e2b73f6858479ca963bd53c49f8955d98f14869 
1/*
2 * Copyright (C) 2008 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.internal.app;
18
19import android.app.Activity;
20import android.content.ComponentName;
21import android.content.Intent;
22import android.content.IntentSender;
23import android.content.pm.ActivityInfo;
24import android.os.Bundle;
25import android.os.Parcelable;
26import android.util.Log;
27import android.util.Slog;
28
29public class ChooserActivity extends ResolverActivity {
30    private static final String TAG = "ChooserActivity";
31
32    private Bundle mReplacementExtras;
33    private IntentSender mChosenComponentSender;
34
35    @Override
36    protected void onCreate(Bundle savedInstanceState) {
37        Intent intent = getIntent();
38        Parcelable targetParcelable = intent.getParcelableExtra(Intent.EXTRA_INTENT);
39        if (!(targetParcelable instanceof Intent)) {
40            Log.w("ChooserActivity", "Target is not an intent: " + targetParcelable);
41            finish();
42            super.onCreate(null);
43            return;
44        }
45        Intent target = (Intent)targetParcelable;
46        if (target != null) {
47            modifyTargetIntent(target);
48        }
49        mReplacementExtras = intent.getBundleExtra(Intent.EXTRA_REPLACEMENT_EXTRAS);
50        CharSequence title = intent.getCharSequenceExtra(Intent.EXTRA_TITLE);
51        int defaultTitleRes = 0;
52        if (title == null) {
53            defaultTitleRes = com.android.internal.R.string.chooseActivity;
54        }
55        Parcelable[] pa = intent.getParcelableArrayExtra(Intent.EXTRA_INITIAL_INTENTS);
56        Intent[] initialIntents = null;
57        if (pa != null) {
58            initialIntents = new Intent[pa.length];
59            for (int i=0; i<pa.length; i++) {
60                if (!(pa[i] instanceof Intent)) {
61                    Log.w("ChooserActivity", "Initial intent #" + i + " not an Intent: " + pa[i]);
62                    finish();
63                    super.onCreate(null);
64                    return;
65                }
66                final Intent in = (Intent) pa[i];
67                modifyTargetIntent(in);
68                initialIntents[i] = in;
69            }
70        }
71        mChosenComponentSender = intent.getParcelableExtra(
72                Intent.EXTRA_CHOSEN_COMPONENT_INTENT_SENDER);
73        setSafeForwardingMode(true);
74        super.onCreate(savedInstanceState, target, title, defaultTitleRes, initialIntents,
75                null, false);
76    }
77
78    @Override
79    public Intent getReplacementIntent(ActivityInfo aInfo, Intent defIntent) {
80        Intent result = defIntent;
81        if (mReplacementExtras != null) {
82            final Bundle replExtras = mReplacementExtras.getBundle(aInfo.packageName);
83            if (replExtras != null) {
84                result = new Intent(defIntent);
85                result.putExtras(replExtras);
86            }
87        }
88        if (aInfo.name.equals(IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER)
89                || aInfo.name.equals(IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE)) {
90            result = Intent.createChooser(result,
91                    getIntent().getCharSequenceExtra(Intent.EXTRA_TITLE));
92        }
93        return result;
94    }
95
96    @Override
97    public void onActivityStarted(Intent intent) {
98        if (mChosenComponentSender != null) {
99            final ComponentName target = intent.getComponent();
100            if (target != null) {
101                final Intent fillIn = new Intent().putExtra(Intent.EXTRA_CHOSEN_COMPONENT, target);
102                try {
103                    mChosenComponentSender.sendIntent(this, Activity.RESULT_OK, fillIn, null, null);
104                } catch (IntentSender.SendIntentException e) {
105                    Slog.e(TAG, "Unable to launch supplied IntentSender to report "
106                            + "the chosen component: " + e);
107                }
108            }
109        }
110    }
111
112    private void modifyTargetIntent(Intent in) {
113        final String action = in.getAction();
114        if (Intent.ACTION_SEND.equals(action) ||
115                Intent.ACTION_SEND_MULTIPLE.equals(action)) {
116            in.addFlags(Intent.FLAG_ACTIVITY_NEW_DOCUMENT |
117                    Intent.FLAG_ACTIVITY_MULTIPLE_TASK);
118        }
119    }
120}
121