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 com.android.gallery3d.app;
18
19import android.annotation.TargetApi;
20import android.app.ActionBar;
21import android.app.Activity;
22import android.content.AsyncQueryHandler;
23import android.content.ContentResolver;
24import android.content.Intent;
25import android.content.pm.ActivityInfo;
26import android.database.Cursor;
27import android.graphics.Bitmap;
28import android.graphics.drawable.BitmapDrawable;
29import android.media.AudioManager;
30import android.net.Uri;
31import android.os.Build;
32import android.os.Bundle;
33import android.provider.MediaStore;
34import android.provider.OpenableColumns;
35import android.view.KeyEvent;
36import android.view.Menu;
37import android.view.MenuItem;
38import android.view.View;
39import android.view.Window;
40import android.view.WindowManager;
41import android.widget.ShareActionProvider;
42
43import com.android.gallery3d.R;
44import com.android.gallery3d.common.ApiHelper;
45import com.android.gallery3d.common.Utils;
46
47/**
48 * This activity plays a video from a specified URI.
49 *
50 * The client of this activity can pass a logo bitmap in the intent (KEY_LOGO_BITMAP)
51 * to set the action bar logo so the playback process looks more seamlessly integrated with
52 * the original activity.
53 */
54public class MovieActivity extends Activity {
55    @SuppressWarnings("unused")
56    private static final String TAG = "MovieActivity";
57    public static final String KEY_LOGO_BITMAP = "logo-bitmap";
58    public static final String KEY_TREAT_UP_AS_BACK = "treat-up-as-back";
59
60    private MoviePlayer mPlayer;
61    private boolean mFinishOnCompletion;
62    private Uri mUri;
63    private boolean mTreatUpAsBack;
64
65    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
66    private void setSystemUiVisibility(View rootView) {
67        if (ApiHelper.HAS_VIEW_SYSTEM_UI_FLAG_LAYOUT_STABLE) {
68            rootView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_STABLE
69                    | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
70                    | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION);
71        }
72    }
73
74    @Override
75    public void onCreate(Bundle savedInstanceState) {
76        super.onCreate(savedInstanceState);
77
78        requestWindowFeature(Window.FEATURE_ACTION_BAR);
79        requestWindowFeature(Window.FEATURE_ACTION_BAR_OVERLAY);
80
81        setContentView(R.layout.movie_view);
82        View rootView = findViewById(R.id.movie_view_root);
83
84        setSystemUiVisibility(rootView);
85
86        Intent intent = getIntent();
87        initializeActionBar(intent);
88        mFinishOnCompletion = intent.getBooleanExtra(
89                MediaStore.EXTRA_FINISH_ON_COMPLETION, true);
90        mTreatUpAsBack = intent.getBooleanExtra(KEY_TREAT_UP_AS_BACK, false);
91        mPlayer = new MoviePlayer(rootView, this, intent.getData(), savedInstanceState,
92                !mFinishOnCompletion) {
93            @Override
94            public void onCompletion() {
95                if (mFinishOnCompletion) {
96                    finish();
97                }
98            }
99        };
100        if (intent.hasExtra(MediaStore.EXTRA_SCREEN_ORIENTATION)) {
101            int orientation = intent.getIntExtra(
102                    MediaStore.EXTRA_SCREEN_ORIENTATION,
103                    ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
104            if (orientation != getRequestedOrientation()) {
105                setRequestedOrientation(orientation);
106            }
107        }
108        Window win = getWindow();
109        WindowManager.LayoutParams winParams = win.getAttributes();
110        winParams.buttonBrightness = WindowManager.LayoutParams.BRIGHTNESS_OVERRIDE_OFF;
111        winParams.flags |= WindowManager.LayoutParams.FLAG_FULLSCREEN;
112        win.setAttributes(winParams);
113
114        // We set the background in the theme to have the launching animation.
115        // But for the performance (and battery), we remove the background here.
116        win.setBackgroundDrawable(null);
117    }
118
119    private void setActionBarLogoFromIntent(Intent intent) {
120        Bitmap logo = intent.getParcelableExtra(KEY_LOGO_BITMAP);
121        if (logo != null) {
122            getActionBar().setLogo(
123                    new BitmapDrawable(getResources(), logo));
124        }
125    }
126
127    private void initializeActionBar(Intent intent) {
128        mUri = intent.getData();
129        final ActionBar actionBar = getActionBar();
130        if (actionBar == null) {
131            return;
132        }
133        setActionBarLogoFromIntent(intent);
134        actionBar.setDisplayOptions(
135                ActionBar.DISPLAY_HOME_AS_UP,
136                ActionBar.DISPLAY_HOME_AS_UP);
137
138        String title = intent.getStringExtra(Intent.EXTRA_TITLE);
139        if (title != null) {
140            actionBar.setTitle(title);
141        } else {
142            // Displays the filename as title, reading the filename from the
143            // interface: {@link android.provider.OpenableColumns#DISPLAY_NAME}.
144            AsyncQueryHandler queryHandler =
145                    new AsyncQueryHandler(getContentResolver()) {
146                @Override
147                protected void onQueryComplete(int token, Object cookie,
148                        Cursor cursor) {
149                    try {
150                        if ((cursor != null) && cursor.moveToFirst()) {
151                            String displayName = cursor.getString(0);
152
153                            // Just show empty title if other apps don't set
154                            // DISPLAY_NAME
155                            actionBar.setTitle((displayName == null) ? "" :
156                                    displayName);
157                        }
158                    } finally {
159                        Utils.closeSilently(cursor);
160                    }
161                }
162            };
163            queryHandler.startQuery(0, null, mUri,
164                    new String[] {OpenableColumns.DISPLAY_NAME}, null, null,
165                    null);
166        }
167    }
168
169    @Override
170    public boolean onCreateOptionsMenu(Menu menu) {
171        super.onCreateOptionsMenu(menu);
172        getMenuInflater().inflate(R.menu.movie, menu);
173
174        // Document says EXTRA_STREAM should be a content: Uri
175        // So, we only share the video if it's "content:".
176        MenuItem shareItem = menu.findItem(R.id.action_share);
177        if (ContentResolver.SCHEME_CONTENT.equals(mUri.getScheme())) {
178            shareItem.setVisible(true);
179            ((ShareActionProvider) shareItem.getActionProvider())
180                    .setShareIntent(createShareIntent());
181        } else {
182            shareItem.setVisible(false);
183        }
184        return true;
185    }
186
187    private Intent createShareIntent() {
188        Intent intent = new Intent(Intent.ACTION_SEND);
189        intent.setType("video/*");
190        intent.putExtra(Intent.EXTRA_STREAM, mUri);
191        return intent;
192    }
193
194    @Override
195    public boolean onOptionsItemSelected(MenuItem item) {
196        int id = item.getItemId();
197        if (id == android.R.id.home) {
198            if (mTreatUpAsBack) {
199                finish();
200            } else {
201                startActivity(new Intent(this, GalleryActivity.class));
202                finish();
203            }
204            return true;
205        } else if (id == R.id.action_share) {
206            startActivity(Intent.createChooser(createShareIntent(),
207                    getString(R.string.share)));
208            return true;
209        }
210        return false;
211    }
212
213    @Override
214    public void onStart() {
215        ((AudioManager) getSystemService(AUDIO_SERVICE))
216                .requestAudioFocus(null, AudioManager.STREAM_MUSIC,
217                AudioManager.AUDIOFOCUS_GAIN_TRANSIENT);
218        super.onStart();
219    }
220
221    @Override
222    protected void onStop() {
223        ((AudioManager) getSystemService(AUDIO_SERVICE))
224                .abandonAudioFocus(null);
225        super.onStop();
226    }
227
228    @Override
229    public void onPause() {
230        mPlayer.onPause();
231        super.onPause();
232    }
233
234    @Override
235    public void onResume() {
236        mPlayer.onResume();
237        super.onResume();
238    }
239
240    @Override
241    public void onSaveInstanceState(Bundle outState) {
242        super.onSaveInstanceState(outState);
243        mPlayer.onSaveInstanceState(outState);
244    }
245
246    @Override
247    public void onDestroy() {
248        mPlayer.onDestroy();
249        super.onDestroy();
250    }
251
252    @Override
253    public boolean onKeyDown(int keyCode, KeyEvent event) {
254        return mPlayer.onKeyDown(keyCode, event)
255                || super.onKeyDown(keyCode, event);
256    }
257
258    @Override
259    public boolean onKeyUp(int keyCode, KeyEvent event) {
260        return mPlayer.onKeyUp(keyCode, event)
261                || super.onKeyUp(keyCode, event);
262    }
263}
264