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