CameraActivity.java revision 0cf4a02c13a7710dc9b26ac39bea15a95ac48baf 
1/*
2 * Copyright (C) 2012 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
18package com.android.camera;
19
20import android.animation.Animator;
21import android.annotation.TargetApi;
22import android.app.ActionBar;
23import android.app.Activity;
24import android.app.AlertDialog;
25import android.app.Dialog;
26import android.content.ActivityNotFoundException;
27import android.content.BroadcastReceiver;
28import android.content.ContentResolver;
29import android.content.Context;
30import android.content.Intent;
31import android.content.IntentFilter;
32import android.content.pm.ActivityInfo;
33import android.content.pm.PackageManager;
34import android.content.res.Configuration;
35import android.graphics.Bitmap;
36import android.graphics.BitmapFactory;
37import android.graphics.Matrix;
38import android.graphics.Point;
39import android.graphics.RectF;
40import android.graphics.SurfaceTexture;
41import android.graphics.drawable.Drawable;
42import android.net.Uri;
43import android.nfc.NfcAdapter;
44import android.nfc.NfcAdapter.CreateBeamUrisCallback;
45import android.nfc.NfcEvent;
46import android.os.AsyncTask;
47import android.os.Build;
48import android.os.Bundle;
49import android.os.Handler;
50import android.os.HandlerThread;
51import android.os.Looper;
52import android.os.Message;
53import android.provider.MediaStore;
54import android.provider.Settings;
55import android.text.TextUtils;
56import android.util.CameraPerformanceTracker;
57import android.view.ContextMenu;
58import android.view.ContextMenu.ContextMenuInfo;
59import android.view.KeyEvent;
60import android.view.Menu;
61import android.view.MenuInflater;
62import android.view.MenuItem;
63import android.view.MotionEvent;
64import android.view.View;
65import android.view.View.OnSystemUiVisibilityChangeListener;
66import android.view.ViewGroup;
67import android.view.Window;
68import android.view.WindowManager;
69import android.widget.FrameLayout;
70import android.widget.ImageView;
71import android.widget.ShareActionProvider;
72
73import com.android.camera.app.AppController;
74import com.android.camera.app.CameraAppUI;
75import com.android.camera.app.CameraController;
76import com.android.camera.app.CameraProvider;
77import com.android.camera.app.CameraServices;
78import com.android.camera.app.LocationManager;
79import com.android.camera.app.MemoryManager;
80import com.android.camera.app.MemoryQuery;
81import com.android.camera.app.ModuleManager;
82import com.android.camera.app.ModuleManagerImpl;
83import com.android.camera.app.MotionManager;
84import com.android.camera.app.OrientationManager;
85import com.android.camera.app.OrientationManagerImpl;
86import com.android.camera.data.CameraDataAdapter;
87import com.android.camera.data.FixedLastDataAdapter;
88import com.android.camera.data.LocalData;
89import com.android.camera.data.LocalDataAdapter;
90import com.android.camera.data.LocalDataUtil;
91import com.android.camera.data.LocalDataViewType;
92import com.android.camera.data.LocalMediaData;
93import com.android.camera.data.LocalMediaObserver;
94import com.android.camera.data.LocalSessionData;
95import com.android.camera.data.MediaDetails;
96import com.android.camera.data.MetadataLoader;
97import com.android.camera.data.PanoramaMetadataLoader;
98import com.android.camera.data.RgbzMetadataLoader;
99import com.android.camera.data.SimpleViewData;
100import com.android.camera.debug.Log;
101import com.android.camera.filmstrip.FilmstripContentPanel;
102import com.android.camera.filmstrip.FilmstripController;
103import com.android.camera.hardware.HardwareSpec;
104import com.android.camera.hardware.HardwareSpecImpl;
105import com.android.camera.module.ModuleController;
106import com.android.camera.module.ModulesInfo;
107import com.android.camera.one.OneCameraManager;
108import com.android.camera.session.CaptureSession;
109import com.android.camera.session.CaptureSessionManager;
110import com.android.camera.session.CaptureSessionManager.SessionListener;
111import com.android.camera.settings.CameraSettingsActivity;
112import com.android.camera.settings.Keys;
113import com.android.camera.settings.SettingsManager;
114import com.android.camera.settings.SettingsUtil;
115import com.android.camera.settings.Upgrade;
116import com.android.camera.settings.UpgradeAosp;
117import com.android.camera.tinyplanet.TinyPlanetFragment;
118import com.android.camera.ui.AbstractTutorialOverlay;
119import com.android.camera.ui.DetailsDialog;
120import com.android.camera.ui.MainActivityLayout;
121import com.android.camera.ui.ModeListView;
122import com.android.camera.ui.ModeListView.ModeListVisibilityChangedListener;
123import com.android.camera.ui.PreviewStatusListener;
124import com.android.camera.util.ApiHelper;
125import com.android.camera.util.Callback;
126import com.android.camera.util.CameraUtil;
127import com.android.camera.util.FeedbackHelper;
128import com.android.camera.util.GalleryHelper;
129import com.android.camera.util.GcamHelper;
130import com.android.camera.util.GoogleHelpHelper;
131import com.android.camera.util.IntentHelper;
132import com.android.camera.util.PhotoSphereHelper.PanoramaViewHelper;
133import com.android.camera.util.ReleaseDialogHelper;
134import com.android.camera.util.UsageStatistics;
135import com.android.camera.widget.FilmstripView;
136import com.android.camera.widget.Preloader;
137import com.android.camera2.R;
138import com.android.ex.camera2.portability.CameraAgent;
139import com.android.ex.camera2.portability.CameraAgentFactory;
140import com.android.ex.camera2.portability.CameraSettings;
141import com.bumptech.glide.Glide;
142import com.bumptech.glide.GlideBuilder;
143import com.bumptech.glide.MemoryCategory;
144import com.bumptech.glide.load.engine.executor.FifoPriorityThreadPoolExecutor;
145import com.google.common.logging.eventprotos;
146import com.google.common.logging.eventprotos.ForegroundEvent.ForegroundSource;
147import com.google.common.logging.eventprotos.MediaInteraction;
148import com.google.common.logging.eventprotos.NavigationChange;
149
150import java.io.File;
151import java.io.FileInputStream;
152import java.io.FileNotFoundException;
153import java.lang.ref.WeakReference;
154import java.util.ArrayList;
155import java.util.HashMap;
156import java.util.List;
157import java.util.concurrent.TimeUnit;
158
159public class CameraActivity extends Activity
160        implements AppController, CameraAgent.CameraOpenCallback,
161        ActionBar.OnMenuVisibilityListener, ShareActionProvider.OnShareTargetSelectedListener,
162        OrientationManager.OnOrientationChangeListener {
163
164    private static final Log.Tag TAG = new Log.Tag("CameraActivity");
165
166    private static final String INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE =
167            "android.media.action.STILL_IMAGE_CAMERA_SECURE";
168    public static final String ACTION_IMAGE_CAPTURE_SECURE =
169            "android.media.action.IMAGE_CAPTURE_SECURE";
170
171    // The intent extra for camera from secure lock screen. True if the gallery
172    // should only show newly captured pictures. sSecureAlbumId does not
173    // increment. This is used when switching between camera, camcorder, and
174    // panorama. If the extra is not set, it is in the normal camera mode.
175    public static final String SECURE_CAMERA_EXTRA = "secure_camera";
176
177    public static final String MODULE_SCOPE_PREFIX = "_preferences_module_";
178    public static final String CAMERA_SCOPE_PREFIX = "_preferences_camera_";
179
180    /**
181     * Request code from an activity we started that indicated that we do not
182     * want to reset the view to the preview in onResume.
183     */
184    public static final int REQ_CODE_DONT_SWITCH_TO_PREVIEW = 142;
185
186    public static final int REQ_CODE_GCAM_DEBUG_POSTCAPTURE = 999;
187
188    private static final int MSG_CLEAR_SCREEN_ON_FLAG = 2;
189    private static final long SCREEN_DELAY_MS = 2 * 60 * 1000; // 2 mins.
190    private static final int MAX_PEEK_BITMAP_PIXELS = 1600000; // 1.6 * 4 MBs.
191    /** Load metadata for 10 items ahead of our current. */
192    private static final int FILMSTRIP_PRELOAD_AHEAD_ITEMS = 10;
193
194    /** Should be used wherever a context is needed. */
195    private Context mAppContext;
196
197    /**
198     * Whether onResume should reset the view to the preview.
199     */
200    private boolean mResetToPreviewOnResume = true;
201
202    /**
203     * This data adapter is used by FilmStripView.
204     */
205    private LocalDataAdapter mDataAdapter;
206
207    private SettingsManager mSettingsManager;
208    private ModeListView mModeListView;
209    private boolean mModeListVisible = false;
210    private int mCurrentModeIndex;
211    private CameraModule mCurrentModule;
212    private ModuleManagerImpl mModuleManager;
213    private FrameLayout mAboveFilmstripControlLayout;
214    private FilmstripController mFilmstripController;
215    private boolean mFilmstripVisible;
216    /** Whether the filmstrip fully covers the preview. */
217    private boolean mFilmstripCoversPreview = false;
218    private int mResultCodeForTesting;
219    private Intent mResultDataForTesting;
220    private OnScreenHint mStorageHint;
221    private final Object mStorageSpaceLock = new Object();
222    private long mStorageSpaceBytes = Storage.LOW_STORAGE_THRESHOLD_BYTES;
223    private boolean mAutoRotateScreen;
224    private boolean mSecureCamera;
225    private int mLastRawOrientation;
226    private OrientationManagerImpl mOrientationManager;
227    private LocationManager mLocationManager;
228    private ButtonManager mButtonManager;
229    private Handler mMainHandler;
230    private PanoramaViewHelper mPanoramaViewHelper;
231    private ActionBar mActionBar;
232    private ViewGroup mUndoDeletionBar;
233    private boolean mIsUndoingDeletion = false;
234    private boolean mIsActivityRunning = false;
235
236    private final Uri[] mNfcPushUris = new Uri[1];
237
238    private LocalMediaObserver mLocalImagesObserver;
239    private LocalMediaObserver mLocalVideosObserver;
240
241    private boolean mPendingDeletion = false;
242
243    private CameraController mCameraController;
244    private boolean mPaused;
245    private CameraAppUI mCameraAppUI;
246
247    private PeekAnimationHandler mPeekAnimationHandler;
248    private HandlerThread mPeekAnimationThread;
249
250    private FeedbackHelper mFeedbackHelper;
251
252    private Intent mGalleryIntent;
253    private long mOnCreateTime;
254
255    private Menu mActionBarMenu;
256    private Preloader<Integer, AsyncTask> mPreloader;
257
258    private static final int LIGHTS_OUT_DELAY_MS = 4000;
259    private final int BASE_SYS_UI_VISIBILITY = View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
260            | View.SYSTEM_UI_FLAG_LAYOUT_STABLE;
261    private final Runnable mLightsOutRunnable = new Runnable() {
262        @Override
263        public void run() {
264            getWindow().getDecorView().setSystemUiVisibility(
265                    BASE_SYS_UI_VISIBILITY | View.SYSTEM_UI_FLAG_LOW_PROFILE);
266        }
267    };
268    private MemoryManager mMemoryManager;
269    private MotionManager mMotionManager;
270
271    @Override
272    public CameraAppUI getCameraAppUI() {
273        return mCameraAppUI;
274    }
275
276    @Override
277    public ModuleManager getModuleManager() {
278        return mModuleManager;
279    }
280
281    // close activity when screen turns off
282    private final BroadcastReceiver mScreenOffReceiver = new BroadcastReceiver() {
283        @Override
284        public void onReceive(Context context, Intent intent) {
285            finish();
286        }
287    };
288
289    /**
290     * Whether the screen is kept turned on.
291     */
292    private boolean mKeepScreenOn;
293    private int mLastLayoutOrientation;
294    private final CameraAppUI.BottomPanel.Listener mMyFilmstripBottomControlListener =
295            new CameraAppUI.BottomPanel.Listener() {
296
297                /**
298                 * If the current photo is a photo sphere, this will launch the
299                 * Photo Sphere panorama viewer.
300                 */
301                @Override
302                public void onExternalViewer() {
303                    if (mPanoramaViewHelper == null) {
304                        return;
305                    }
306                    final LocalData data = getCurrentLocalData();
307                    if (data == null) {
308                        return;
309                    }
310                    final Uri contentUri = data.getUri();
311                    if (contentUri == Uri.EMPTY) {
312                        return;
313                    }
314
315                    if (PanoramaMetadataLoader.isPanoramaAndUseViewer(data)) {
316                        mPanoramaViewHelper.showPanorama(CameraActivity.this, contentUri);
317                    } else if (RgbzMetadataLoader.hasRGBZData(data)) {
318                        mPanoramaViewHelper.showRgbz(contentUri);
319                        if (mSettingsManager.getBoolean(SettingsManager.SCOPE_GLOBAL,
320                                Keys.KEY_SHOULD_SHOW_REFOCUS_VIEWER_CLING)) {
321                            mSettingsManager.set(SettingsManager.SCOPE_GLOBAL,
322                                    Keys.KEY_SHOULD_SHOW_REFOCUS_VIEWER_CLING, false);
323                            mCameraAppUI.clearClingForViewer(
324                                    CameraAppUI.BottomPanel.VIEWER_REFOCUS);
325                        }
326                    }
327                }
328
329                @Override
330                public void onEdit() {
331                    LocalData data = getCurrentLocalData();
332                    if (data == null) {
333                        return;
334                    }
335                    final int currentDataId = getCurrentDataId();
336                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(currentDataId),
337                            MediaInteraction.InteractionType.EDIT,
338                            NavigationChange.InteractionCause.BUTTON,
339                            fileAgeFromDataID(currentDataId));
340                    launchEditor(data);
341                }
342
343                @Override
344                public void onTinyPlanet() {
345                    LocalData data = getCurrentLocalData();
346                    if (data == null) {
347                        return;
348                    }
349                    launchTinyPlanetEditor(data);
350                }
351
352                @Override
353                public void onDelete() {
354                    final int currentDataId = getCurrentDataId();
355                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(currentDataId),
356                            MediaInteraction.InteractionType.DELETE,
357                            NavigationChange.InteractionCause.BUTTON,
358                            fileAgeFromDataID(currentDataId));
359                    removeData(currentDataId);
360                }
361
362                @Override
363                public void onShare() {
364                    final LocalData data = getCurrentLocalData();
365                    final int currentDataId = getCurrentDataId();
366                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(currentDataId),
367                            MediaInteraction.InteractionType.SHARE,
368                            NavigationChange.InteractionCause.BUTTON,
369                            fileAgeFromDataID(currentDataId));
370                    // If applicable, show release information before this item
371                    // is shared.
372                    if (ReleaseDialogHelper.shouldShowReleaseInfoDialogOnShare(data)) {
373                        ReleaseDialogHelper.showReleaseInfoDialog(CameraActivity.this,
374                                new Callback<Void>() {
375                                    @Override
376                                    public void onCallback(Void result) {
377                                        share(data);
378                                    }
379                                });
380                    } else {
381                        share(data);
382                    }
383                }
384
385                private void share(LocalData data) {
386                    Intent shareIntent = getShareIntentByData(data);
387                    if (shareIntent != null) {
388                        try {
389                            launchActivityByIntent(shareIntent);
390                            mCameraAppUI.getFilmstripBottomControls().setShareEnabled(false);
391                        } catch (ActivityNotFoundException ex) {
392                            // Nothing.
393                        }
394                    }
395                }
396
397                private int getCurrentDataId() {
398                    return mFilmstripController.getCurrentId();
399                }
400
401                private LocalData getCurrentLocalData() {
402                    return mDataAdapter.getLocalData(getCurrentDataId());
403                }
404
405                /**
406                 * Sets up the share intent and NFC properly according to the
407                 * data.
408                 *
409                 * @param data The data to be shared.
410                 */
411                private Intent getShareIntentByData(final LocalData data) {
412                    Intent intent = null;
413                    final Uri contentUri = data.getUri();
414                    final String msgShareTo = getResources().getString(R.string.share_to);
415
416                    if (PanoramaMetadataLoader.isPanorama360(data) &&
417                            data.getUri() != Uri.EMPTY) {
418                        intent = new Intent(Intent.ACTION_SEND);
419                        intent.setType("application/vnd.google.panorama360+jpg");
420                        intent.putExtra(Intent.EXTRA_STREAM, contentUri);
421                    } else if (data.isDataActionSupported(LocalData.DATA_ACTION_SHARE)) {
422                        final String mimeType = data.getMimeType();
423                        intent = getShareIntentFromType(mimeType);
424                        if (intent != null) {
425                            intent.putExtra(Intent.EXTRA_STREAM, contentUri);
426                            intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
427                        }
428                        intent = Intent.createChooser(intent, msgShareTo);
429                    }
430                    return intent;
431                }
432
433                /**
434                 * Get the share intent according to the mimeType
435                 *
436                 * @param mimeType The mimeType of current data.
437                 * @return the video/image's ShareIntent or null if mimeType is
438                 *         invalid.
439                 */
440                private Intent getShareIntentFromType(String mimeType) {
441                    // Lazily create the intent object.
442                    Intent intent = new Intent(Intent.ACTION_SEND);
443                    if (mimeType.startsWith("video/")) {
444                        intent.setType("video/*");
445                    } else {
446                        if (mimeType.startsWith("image/")) {
447                            intent.setType("image/*");
448                        } else {
449                            Log.w(TAG, "unsupported mimeType " + mimeType);
450                        }
451                    }
452                    return intent;
453                }
454
455                @Override
456                public void onProgressErrorClicked() {
457                    LocalData data = getCurrentLocalData();
458                    getServices().getCaptureSessionManager().removeErrorMessage(
459                            data.getUri());
460                    updateBottomControlsByData(data);
461                }
462            };
463
464    @Override
465    public void onCameraOpened(CameraAgent.CameraProxy camera) {
466        if (mPaused) {
467            return;
468        }
469        /**
470         * The current UI requires that the flash option visibility in front-facing
471         * camera be
472         *   * disabled if back facing camera supports flash
473         *   * hidden if back facing camera does not support flash
474         * We save whether back facing camera supports flash because we cannot get
475         * this in front facing camera without a camera switch.
476         *
477         * If this preference is cleared, we also need to clear the camera facing
478         * setting so we default to opening the camera in back facing camera, and
479         * can save this flash support value again.
480         */
481        if (!mSettingsManager.isSet(SettingsManager.SCOPE_GLOBAL,
482                                    Keys.KEY_FLASH_SUPPORTED_BACK_CAMERA)) {
483            HardwareSpec hardware =
484                    new HardwareSpecImpl(getCameraProvider(), camera.getCapabilities());
485            mSettingsManager.set(SettingsManager.SCOPE_GLOBAL,
486                                 Keys.KEY_FLASH_SUPPORTED_BACK_CAMERA,
487                                 hardware.isFlashSupported());
488        }
489
490        if (!mModuleManager.getModuleAgent(mCurrentModeIndex).requestAppForCamera()) {
491            // We shouldn't be here. Just close the camera and leave.
492            mCameraController.closeCamera(false);
493            throw new IllegalStateException("Camera opened but the module shouldn't be " +
494                    "requesting");
495        }
496        if (mCurrentModule != null) {
497            resetExposureCompensationToDefault(camera);
498            mCurrentModule.onCameraAvailable(camera);
499        }
500        mCameraAppUI.onChangeCamera();
501    }
502
503    private void resetExposureCompensationToDefault(CameraAgent.CameraProxy camera) {
504        // Reset the exposure compensation before handing the camera to module.
505        CameraSettings cameraSettings = camera.getSettings();
506        cameraSettings.setExposureCompensationIndex(0);
507        camera.applySettings(cameraSettings);
508    }
509
510    @Override
511    public void onCameraDisabled(int cameraId) {
512        UsageStatistics.instance().cameraFailure(eventprotos.CameraFailure.FailureReason.SECURITY,
513                null);
514        Log.w(TAG, "Camera disabled: " + cameraId);
515        CameraUtil.showErrorAndFinish(this, R.string.camera_disabled);
516    }
517
518    @Override
519    public void onDeviceOpenFailure(int cameraId, String info) {
520        UsageStatistics.instance().cameraFailure(
521                eventprotos.CameraFailure.FailureReason.OPEN_FAILURE, info);
522        Log.w(TAG, "Camera open failure: " + info);
523        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
524    }
525
526    @Override
527    public void onDeviceOpenedAlready(int cameraId, String info) {
528        Log.w(TAG, "Camera open already: " + cameraId + "," + info);
529        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
530    }
531
532    @Override
533    public void onReconnectionFailure(CameraAgent mgr, String info) {
534        UsageStatistics.instance().cameraFailure(
535                eventprotos.CameraFailure.FailureReason.RECONNECT_FAILURE, null);
536        Log.w(TAG, "Camera reconnection failure:" + info);
537        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
538    }
539
540    private static class MainHandler extends Handler {
541        final WeakReference<CameraActivity> mActivity;
542
543        public MainHandler(CameraActivity activity, Looper looper) {
544            super(looper);
545            mActivity = new WeakReference<CameraActivity>(activity);
546        }
547
548        @Override
549        public void handleMessage(Message msg) {
550            CameraActivity activity = mActivity.get();
551            if (activity == null) {
552                return;
553            }
554            switch (msg.what) {
555
556                case MSG_CLEAR_SCREEN_ON_FLAG: {
557                    if (!activity.mPaused) {
558                        activity.getWindow().clearFlags(
559                                WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
560                    }
561                    break;
562                }
563            }
564        }
565    }
566
567    private String fileNameFromDataID(int dataID) {
568        final LocalData localData = mDataAdapter.getLocalData(dataID);
569        if (localData == null) {
570            return "";
571        }
572
573        File localFile = new File(localData.getPath());
574        return localFile.getName();
575    }
576
577    private float fileAgeFromDataID(int dataID) {
578        final LocalData localData = mDataAdapter.getLocalData(dataID);
579        if (localData == null) {
580            return 0;
581        }
582
583        File localFile = new File(localData.getPath());
584        return 0.001f * (System.currentTimeMillis() - localFile.lastModified());
585    }
586
587    private final FilmstripContentPanel.Listener mFilmstripListener =
588            new FilmstripContentPanel.Listener() {
589
590                @Override
591                public void onSwipeOut() {
592                }
593
594                @Override
595                public void onSwipeOutBegin() {
596                    mActionBar.hide();
597                    mFilmstripCoversPreview = false;
598                    updatePreviewVisibility();
599                }
600
601                @Override
602                public void onFilmstripHidden() {
603                    mFilmstripVisible = false;
604                    UsageStatistics.instance().changeScreen(currentUserInterfaceMode(),
605                            NavigationChange.InteractionCause.SWIPE_RIGHT);
606                    CameraActivity.this.setFilmstripUiVisibility(false);
607                    // When the user hide the filmstrip (either swipe out or
608                    // tap on back key) we move to the first item so next time
609                    // when the user swipe in the filmstrip, the most recent
610                    // one is shown.
611                    mFilmstripController.goToFirstItem();
612                }
613
614                @Override
615                public void onFilmstripShown() {
616                    mFilmstripVisible = true;
617                    UsageStatistics.instance().changeScreen(currentUserInterfaceMode(),
618                            NavigationChange.InteractionCause.SWIPE_LEFT);
619                    updateUiByData(mFilmstripController.getCurrentId());
620                }
621
622                @Override
623                public void onFocusedDataLongPressed(int dataId) {
624                    // Do nothing.
625                }
626
627                @Override
628                public void onFocusedDataPromoted(int dataID) {
629                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(dataID),
630                            MediaInteraction.InteractionType.DELETE,
631                            NavigationChange.InteractionCause.SWIPE_UP, fileAgeFromDataID(dataID));
632                    removeData(dataID);
633                }
634
635                @Override
636                public void onFocusedDataDemoted(int dataID) {
637                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(dataID),
638                            MediaInteraction.InteractionType.DELETE,
639                            NavigationChange.InteractionCause.SWIPE_DOWN,
640                            fileAgeFromDataID(dataID));
641                    removeData(dataID);
642                }
643
644                @Override
645                public void onEnterFullScreenUiShown(int dataId) {
646                    if (mFilmstripVisible) {
647                        CameraActivity.this.setFilmstripUiVisibility(true);
648                    }
649                }
650
651                @Override
652                public void onLeaveFullScreenUiShown(int dataId) {
653                    // Do nothing.
654                }
655
656                @Override
657                public void onEnterFullScreenUiHidden(int dataId) {
658                    if (mFilmstripVisible) {
659                        CameraActivity.this.setFilmstripUiVisibility(false);
660                    }
661                }
662
663                @Override
664                public void onLeaveFullScreenUiHidden(int dataId) {
665                    // Do nothing.
666                }
667
668                @Override
669                public void onEnterFilmstrip(int dataId) {
670                    if (mFilmstripVisible) {
671                        CameraActivity.this.setFilmstripUiVisibility(true);
672                    }
673                }
674
675                @Override
676                public void onLeaveFilmstrip(int dataId) {
677                    // Do nothing.
678                }
679
680                @Override
681                public void onDataReloaded() {
682                    if (!mFilmstripVisible) {
683                        return;
684                    }
685                    updateUiByData(mFilmstripController.getCurrentId());
686                }
687
688                @Override
689                public void onDataUpdated(int dataId) {
690                    if (!mFilmstripVisible) {
691                        return;
692                    }
693                    updateUiByData(mFilmstripController.getCurrentId());
694                }
695
696                @Override
697                public void onEnterZoomView(int dataID) {
698                    if (mFilmstripVisible) {
699                        CameraActivity.this.setFilmstripUiVisibility(false);
700                    }
701                }
702
703                @Override
704                public void onZoomAtIndexChanged(int dataId, float zoom) {
705                    final LocalData localData = mDataAdapter.getLocalData(dataId);
706                    long ageMillis = System.currentTimeMillis() - localData.getDateModified() * 1000;
707
708                    // Do not log if items is to old or does not have a path (which is
709                    // being used as a key).
710                    if (TextUtils.isEmpty(localData.getPath()) ||
711                            ageMillis > UsageStatistics.VIEW_TIMEOUT_MILLIS) {
712                        return;
713                    }
714                    File localFile = new File(localData.getPath());
715                    UsageStatistics.instance().mediaView(localFile.getName(),
716                            TimeUnit.SECONDS.toMillis(localData.getDateModified()), zoom);
717               }
718
719                @Override
720                public void onDataFocusChanged(final int prevDataId, final int newDataId) {
721                    if (!mFilmstripVisible) {
722                        return;
723                    }
724                    // TODO: This callback is UI event callback, should always
725                    // happen on UI thread. Find the reason for this
726                    // runOnUiThread() and fix it.
727                    runOnUiThread(new Runnable() {
728                        @Override
729                        public void run() {
730                            updateUiByData(newDataId);
731                        }
732                    });
733                }
734
735                @Override
736                public void onScroll(int firstVisiblePosition, int visibleItemCount, int totalItemCount) {
737                    mPreloader.onScroll(null /*absListView*/, firstVisiblePosition, visibleItemCount, totalItemCount);
738                }
739            };
740
741    private final LocalDataAdapter.LocalDataListener mLocalDataListener =
742            new LocalDataAdapter.LocalDataListener() {
743                @Override
744                public void onMetadataUpdated(List<Integer> updatedData) {
745                    if (mPaused) {
746                        // Callback after the activity is paused.
747                        return;
748                    }
749                    int currentDataId = mFilmstripController.getCurrentId();
750                    for (Integer dataId : updatedData) {
751                        if (dataId == currentDataId) {
752                            updateBottomControlsByData(mDataAdapter.getLocalData(dataId));
753                            // Currently we have only 1 data can be matched.
754                            // No need to look for more, break.
755                            break;
756                        }
757                    }
758                }
759            };
760
761    public void gotoGallery() {
762        UsageStatistics.instance().changeScreen(NavigationChange.Mode.FILMSTRIP,
763                NavigationChange.InteractionCause.BUTTON);
764
765        mFilmstripController.goToNextItem();
766    }
767
768    /**
769     * If 'visible' is false, this hides the action bar. Also maintains
770     * lights-out at all times.
771     *
772     * @param visible is false, this hides the action bar and filmstrip bottom
773     *            controls.
774     */
775    private void setFilmstripUiVisibility(boolean visible) {
776        mLightsOutRunnable.run();
777        mCameraAppUI.getFilmstripBottomControls().setVisible(visible);
778        if (visible != mActionBar.isShowing()) {
779            if (visible) {
780                mActionBar.show();
781            } else {
782                mActionBar.hide();
783            }
784        }
785        mFilmstripCoversPreview = visible;
786        updatePreviewVisibility();
787    }
788
789    private void hideSessionProgress() {
790        mCameraAppUI.getFilmstripBottomControls().hideProgress();
791    }
792
793    private void showSessionProgress(CharSequence message) {
794        CameraAppUI.BottomPanel controls = mCameraAppUI.getFilmstripBottomControls();
795        controls.setProgressText(message);
796        controls.hideControls();
797        controls.hideProgressError();
798        controls.showProgress();
799    }
800
801    private void showProcessError(CharSequence message) {
802        mCameraAppUI.getFilmstripBottomControls().showProgressError(message);
803    }
804
805    private void updateSessionProgress(int progress) {
806        mCameraAppUI.getFilmstripBottomControls().setProgress(progress);
807    }
808
809    private void updateSessionProgressText(CharSequence message) {
810        mCameraAppUI.getFilmstripBottomControls().setProgressText(message);
811    }
812
813    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
814    private void setupNfcBeamPush() {
815        NfcAdapter adapter = NfcAdapter.getDefaultAdapter(mAppContext);
816        if (adapter == null) {
817            return;
818        }
819
820        if (!ApiHelper.HAS_SET_BEAM_PUSH_URIS) {
821            // Disable beaming
822            adapter.setNdefPushMessage(null, CameraActivity.this);
823            return;
824        }
825
826        adapter.setBeamPushUris(null, CameraActivity.this);
827        adapter.setBeamPushUrisCallback(new CreateBeamUrisCallback() {
828            @Override
829            public Uri[] createBeamUris(NfcEvent event) {
830                return mNfcPushUris;
831            }
832        }, CameraActivity.this);
833    }
834
835    @Override
836    public void onMenuVisibilityChanged(boolean isVisible) {
837        // TODO: Remove this or bring back the original implementation: cancel
838        // auto-hide actionbar.
839    }
840
841    @Override
842    public boolean onShareTargetSelected(ShareActionProvider shareActionProvider, Intent intent) {
843        int currentDataId = mFilmstripController.getCurrentId();
844        if (currentDataId < 0) {
845            return false;
846        }
847        UsageStatistics.instance().mediaInteraction(fileNameFromDataID(currentDataId),
848                MediaInteraction.InteractionType.SHARE,
849                NavigationChange.InteractionCause.BUTTON, fileAgeFromDataID(currentDataId));
850        // TODO add intent.getComponent().getPackageName()
851        return true;
852    }
853
854    // Note: All callbacks come back on the main thread.
855    private final SessionListener mSessionListener =
856            new SessionListener() {
857                @Override
858                public void onSessionQueued(final Uri uri) {
859                    Log.v(TAG, "onSessionQueued: " + uri);
860                    if (!Storage.isSessionUri(uri)) {
861                        return;
862                    }
863                    LocalSessionData newData = new LocalSessionData(uri);
864                    mDataAdapter.addData(newData);
865                }
866
867                @Override
868                public void onSessionDone(final Uri sessionUri) {
869                    Log.v(TAG, "onSessionDone:" + sessionUri);
870                    Uri contentUri = Storage.getContentUriForSessionUri(sessionUri);
871                    if (contentUri == null) {
872                        mDataAdapter.refresh(sessionUri);
873                        return;
874                    }
875                    LocalData newData = LocalMediaData.PhotoData.fromContentUri(
876                            getContentResolver(), contentUri);
877
878                    // This can be null if e.g. a session is canceled (e.g.
879                    // through discard panorama). It might be worth adding
880                    // onSessionCanceled or the like this interface.
881                    if (newData == null) {
882                        Log.i(TAG, "onSessionDone: Could not find LocalData for URI: " + contentUri);
883                        return;
884                    }
885
886                    final int pos = mDataAdapter.findDataByContentUri(sessionUri);
887                    if (pos == -1) {
888                        // We do not have a placeholder for this image, perhaps
889                        // due to the activity crashing or being killed.
890                        mDataAdapter.addData(newData);
891                    } else {
892                        mDataAdapter.updateData(pos, newData);
893                    }
894                }
895
896                @Override
897                public void onSessionProgress(final Uri uri, final int progress) {
898                    if (progress < 0) {
899                        // Do nothing, there is no task for this URI.
900                        return;
901                    }
902                    int currentDataId = mFilmstripController.getCurrentId();
903                    if (currentDataId == -1) {
904                        return;
905                    }
906                    if (uri.equals(
907                            mDataAdapter.getLocalData(currentDataId).getUri())) {
908                        updateSessionProgress(progress);
909                    }
910                }
911
912                @Override
913                public void onSessionProgressText(final Uri uri, final CharSequence message) {
914                    int currentDataId = mFilmstripController.getCurrentId();
915                    if (currentDataId == -1) {
916                        return;
917                    }
918                    if (uri.equals(
919                            mDataAdapter.getLocalData(currentDataId).getUri())) {
920                        updateSessionProgressText(message);
921                    }
922                }
923
924                @Override
925                public void onSessionUpdated(Uri uri) {
926                    Log.v(TAG, "onSessionUpdated: " + uri);
927                    mDataAdapter.refresh(uri);
928                }
929
930                @Override
931                public void onSessionPreviewAvailable(Uri uri) {
932                    Log.v(TAG, "onSessionPreviewAvailable: " + uri);
933                    mDataAdapter.refresh(uri);
934                    int dataId = mDataAdapter.findDataByContentUri(uri);
935                    if (dataId != -1) {
936                        startPeekAnimation(mDataAdapter.getLocalData(dataId),
937                                mCurrentModule.getPeekAccessibilityString());
938                    }
939                }
940
941                @Override
942                public void onSessionFailed(Uri uri, CharSequence reason) {
943                    Log.v(TAG, "onSessionFailed:" + uri);
944
945                    int failedDataId = mDataAdapter.findDataByContentUri(uri);
946                    int currentDataId = mFilmstripController.getCurrentId();
947
948                    if (currentDataId == failedDataId) {
949                        updateSessionProgress(0);
950                        showProcessError(reason);
951                    }
952                    // HERE
953                    mDataAdapter.refresh(uri);
954                }
955            };
956
957    @Override
958    public Context getAndroidContext() {
959        return mAppContext;
960    }
961
962    @Override
963    public void launchActivityByIntent(Intent intent) {
964        startActivityForResult(intent, REQ_CODE_DONT_SWITCH_TO_PREVIEW);
965    }
966
967    @Override
968    public int getCurrentModuleIndex() {
969        return mCurrentModeIndex;
970    }
971
972    @Override
973    public int getCurrentCameraId() {
974        return mCameraController.getCurrentCameraId();
975    }
976
977    @Override
978    public String getModuleScope() {
979        return MODULE_SCOPE_PREFIX + mCurrentModule.getModuleStringIdentifier();
980    }
981
982    @Override
983    public String getCameraScope() {
984        int currentCameraId = getCurrentCameraId();
985        if (currentCameraId < 0) {
986            // if an unopen camera i.e. negative ID is returned, which we've observed in
987            // some automated scenarios, just return it as a valid separate scope
988            // this could cause user issues, so log a stack trace noting the call path
989            // which resulted in this scenario.
990            Log.w(TAG, "getting camera scope with no open camera, using id: " + currentCameraId,
991                    new Exception());
992        }
993        return CAMERA_SCOPE_PREFIX + Integer.toString(currentCameraId);
994    }
995
996    @Override
997    public ModuleController getCurrentModuleController() {
998        return mCurrentModule;
999    }
1000
1001    @Override
1002    public int getQuickSwitchToModuleId(int currentModuleIndex) {
1003        return mModuleManager.getQuickSwitchToModuleId(currentModuleIndex, mSettingsManager,
1004                mAppContext);
1005    }
1006
1007    @Override
1008    public SurfaceTexture getPreviewBuffer() {
1009        // TODO: implement this
1010        return null;
1011    }
1012
1013    @Override
1014    public void onPreviewReadyToStart() {
1015        mCameraAppUI.onPreviewReadyToStart();
1016    }
1017
1018    @Override
1019    public void onPreviewStarted() {
1020        mCameraAppUI.onPreviewStarted();
1021    }
1022
1023    @Override
1024    public void addPreviewAreaSizeChangedListener(
1025            PreviewStatusListener.PreviewAreaChangedListener listener) {
1026        mCameraAppUI.addPreviewAreaChangedListener(listener);
1027    }
1028
1029    @Override
1030    public void removePreviewAreaSizeChangedListener(
1031            PreviewStatusListener.PreviewAreaChangedListener listener) {
1032        mCameraAppUI.removePreviewAreaChangedListener(listener);
1033    }
1034
1035    @Override
1036    public void setupOneShotPreviewListener() {
1037        mCameraController.setOneShotPreviewCallback(mMainHandler,
1038                new CameraAgent.CameraPreviewDataCallback() {
1039                    @Override
1040                    public void onPreviewFrame(byte[] data, CameraAgent.CameraProxy camera) {
1041                        mCurrentModule.onPreviewInitialDataReceived();
1042                        mCameraAppUI.onNewPreviewFrame();
1043                    }
1044                }
1045        );
1046    }
1047
1048    @Override
1049    public void updatePreviewAspectRatio(float aspectRatio) {
1050        mCameraAppUI.updatePreviewAspectRatio(aspectRatio);
1051    }
1052
1053    @Override
1054    public void updatePreviewTransformFullscreen(Matrix matrix, float aspectRatio) {
1055        mCameraAppUI.updatePreviewTransformFullscreen(matrix, aspectRatio);
1056    }
1057
1058    @Override
1059    public RectF getFullscreenRect() {
1060        return mCameraAppUI.getFullscreenRect();
1061    }
1062
1063    @Override
1064    public void updatePreviewTransform(Matrix matrix) {
1065        mCameraAppUI.updatePreviewTransform(matrix);
1066    }
1067
1068    @Override
1069    public void setPreviewStatusListener(PreviewStatusListener previewStatusListener) {
1070        mCameraAppUI.setPreviewStatusListener(previewStatusListener);
1071    }
1072
1073    @Override
1074    public FrameLayout getModuleLayoutRoot() {
1075        return mCameraAppUI.getModuleRootView();
1076    }
1077
1078    @Override
1079    public void setShutterEventsListener(ShutterEventsListener listener) {
1080        // TODO: implement this
1081    }
1082
1083    @Override
1084    public void setShutterEnabled(boolean enabled) {
1085        mCameraAppUI.setShutterButtonEnabled(enabled);
1086    }
1087
1088    @Override
1089    public boolean isShutterEnabled() {
1090        return mCameraAppUI.isShutterButtonEnabled();
1091    }
1092
1093    @Override
1094    public void startPreCaptureAnimation() {
1095        mCameraAppUI.startPreCaptureAnimation();
1096    }
1097
1098    @Override
1099    public void cancelPreCaptureAnimation() {
1100        // TODO: implement this
1101    }
1102
1103    @Override
1104    public void startPostCaptureAnimation() {
1105        // TODO: implement this
1106    }
1107
1108    @Override
1109    public void startPostCaptureAnimation(Bitmap thumbnail) {
1110        // TODO: implement this
1111    }
1112
1113    @Override
1114    public void cancelPostCaptureAnimation() {
1115        // TODO: implement this
1116    }
1117
1118    @Override
1119    public OrientationManager getOrientationManager() {
1120        return mOrientationManager;
1121    }
1122
1123    @Override
1124    public LocationManager getLocationManager() {
1125        return mLocationManager;
1126    }
1127
1128    @Override
1129    public void lockOrientation() {
1130        if (mOrientationManager != null) {
1131            mOrientationManager.lockOrientation();
1132        }
1133    }
1134
1135    @Override
1136    public void unlockOrientation() {
1137        if (mOrientationManager != null) {
1138            mOrientationManager.unlockOrientation();
1139        }
1140    }
1141
1142    /**
1143     * Starts the filmstrip peek animation if the filmstrip is not visible.
1144     * Only {@link LocalData#LOCAL_IMAGE}, {@link
1145     * LocalData#LOCAL_IN_PROGRESS_DATA} and {@link
1146     * LocalData#LOCAL_VIDEO} are supported.
1147     *
1148     * @param data The data to peek.
1149     * @param accessibilityString Accessibility string to announce on peek animation.
1150     */
1151    private void startPeekAnimation(final LocalData data, final String accessibilityString) {
1152        if (mFilmstripVisible || mPeekAnimationHandler == null) {
1153            return;
1154        }
1155
1156        int dataType = data.getLocalDataType();
1157        if (dataType != LocalData.LOCAL_IMAGE && dataType != LocalData.LOCAL_IN_PROGRESS_DATA &&
1158                dataType != LocalData.LOCAL_VIDEO) {
1159            return;
1160        }
1161
1162        mPeekAnimationHandler.startDecodingJob(data, new Callback<Bitmap>() {
1163            @Override
1164            public void onCallback(Bitmap result) {
1165                mCameraAppUI.startPeekAnimation(result, true, accessibilityString);
1166            }
1167        });
1168    }
1169
1170    @Override
1171    public void notifyNewMedia(Uri uri) {
1172        // TODO: This method is running on the main thread. Also we should get
1173        // rid of that AsyncTask.
1174
1175        updateStorageSpaceAndHint(null);
1176        ContentResolver cr = getContentResolver();
1177        String mimeType = cr.getType(uri);
1178        LocalData newData = null;
1179        if (LocalDataUtil.isMimeTypeVideo(mimeType)) {
1180            sendBroadcast(new Intent(CameraUtil.ACTION_NEW_VIDEO, uri));
1181            newData = LocalMediaData.VideoData.fromContentUri(getContentResolver(), uri);
1182            if (newData == null) {
1183                Log.e(TAG, "Can't find video data in content resolver:" + uri);
1184                return;
1185            }
1186        } else if (LocalDataUtil.isMimeTypeImage(mimeType)) {
1187            CameraUtil.broadcastNewPicture(mAppContext, uri);
1188            newData = LocalMediaData.PhotoData.fromContentUri(getContentResolver(), uri);
1189            if (newData == null) {
1190                Log.e(TAG, "Can't find photo data in content resolver:" + uri);
1191                return;
1192            }
1193        } else {
1194            Log.w(TAG, "Unknown new media with MIME type:" + mimeType + ", uri:" + uri);
1195            return;
1196        }
1197
1198        // We are preloading the metadata for new video since we need the
1199        // rotation info for the thumbnail.
1200        new AsyncTask<LocalData, Void, LocalData>() {
1201            @Override
1202            protected LocalData doInBackground(LocalData... params) {
1203                LocalData data = params[0];
1204                MetadataLoader.loadMetadata(getAndroidContext(), data);
1205                return data;
1206            }
1207
1208            @Override
1209            protected void onPostExecute(LocalData data) {
1210                // TODO: Figure out why sometimes the data is aleady there.
1211                mDataAdapter.addData(data);
1212                startPeekAnimation(data, mCurrentModule.getPeekAccessibilityString());
1213            }
1214        }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, newData);
1215    }
1216
1217    @Override
1218    public void enableKeepScreenOn(boolean enabled) {
1219        if (mPaused) {
1220            return;
1221        }
1222
1223        mKeepScreenOn = enabled;
1224        if (mKeepScreenOn) {
1225            mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
1226            getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
1227        } else {
1228            keepScreenOnForAWhile();
1229        }
1230    }
1231
1232    @Override
1233    public CameraProvider getCameraProvider() {
1234        return mCameraController;
1235    }
1236
1237    @Override
1238    public OneCameraManager getCameraManager() {
1239        return OneCameraManager.get(this);
1240    }
1241
1242    private void removeData(int dataID) {
1243        mDataAdapter.removeData(dataID);
1244        if (mDataAdapter.getTotalNumber() > 1) {
1245            showUndoDeletionBar();
1246        } else {
1247            // If camera preview is the only view left in filmstrip,
1248            // no need to show undo bar.
1249            mPendingDeletion = true;
1250            performDeletion();
1251            if (mFilmstripVisible) {
1252                mCameraAppUI.getFilmstripContentPanel().animateHide();
1253            }
1254        }
1255    }
1256
1257    @Override
1258    public boolean onOptionsItemSelected(MenuItem item) {
1259        // Handle presses on the action bar items
1260        switch (item.getItemId()) {
1261            case android.R.id.home:
1262                if (mFilmstripVisible && startGallery()) {
1263                    return true;
1264                }
1265                onBackPressed();
1266                return true;
1267            case R.id.action_details:
1268                showDetailsDialog(mFilmstripController.getCurrentId());
1269                return true;
1270            case R.id.action_help_and_feedback:
1271                mResetToPreviewOnResume = false;
1272                GoogleHelpHelper.launchGoogleHelp(this);
1273                return true;
1274            default:
1275                return super.onOptionsItemSelected(item);
1276        }
1277    }
1278
1279    private boolean isCaptureIntent() {
1280        if (MediaStore.ACTION_VIDEO_CAPTURE.equals(getIntent().getAction())
1281                || MediaStore.ACTION_IMAGE_CAPTURE.equals(getIntent().getAction())
1282                || MediaStore.ACTION_IMAGE_CAPTURE_SECURE.equals(getIntent().getAction())) {
1283            return true;
1284        } else {
1285            return false;
1286        }
1287    }
1288
1289    private final CameraAgent.CameraExceptionCallback mCameraDefaultExceptionCallback
1290        = new CameraAgent.CameraExceptionCallback() {
1291                @Override
1292                public void onCameraException(RuntimeException e) {
1293                    Log.e(TAG, "Camera Exception", e);
1294                    CameraUtil.showErrorAndFinish(CameraActivity.this,
1295                            R.string.cannot_connect_camera);
1296                }
1297            };
1298
1299    @Override
1300    public void onCreate(Bundle state) {
1301        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_START);
1302        super.onCreate(state);
1303        if (!Glide.isSetup()) {
1304            Glide.setup(new GlideBuilder(this)
1305                .setResizeService(new FifoPriorityThreadPoolExecutor(1)));
1306            Glide.get(this).setMemoryCategory(MemoryCategory.HIGH);
1307        }
1308
1309        mOnCreateTime = System.currentTimeMillis();
1310        mAppContext = getApplicationContext();
1311
1312        // TODO: Try to move all the resources allocation to happen as soon as
1313        // possible so we can call module.init() at the earliest time.
1314        mModuleManager = new ModuleManagerImpl();
1315        GcamHelper.init(getContentResolver());
1316        ModulesInfo.setupModules(mAppContext, mModuleManager);
1317
1318        mSettingsManager = getServices().getSettingsManager();
1319        Upgrade.executeUpgradeOnVersionChanged(mSettingsManager,
1320            Keys.KEY_UPGRADE_VERSION, UpgradeAosp.AOSP_UPGRADE_VERSION,
1321            UpgradeAosp.getAospUpgradeSteps(this));
1322        Keys.setDefaults(mSettingsManager, mAppContext);
1323
1324        getWindow().requestFeature(Window.FEATURE_ACTION_BAR);
1325        setContentView(R.layout.activity_main);
1326        mActionBar = getActionBar();
1327        mActionBar.addOnMenuVisibilityListener(this);
1328        mMainHandler = new MainHandler(this, getMainLooper());
1329        mCameraController =
1330                new CameraController(mAppContext, this, mMainHandler,
1331                        CameraAgentFactory.getAndroidCameraAgent(this));
1332        mCameraController.setCameraDefaultExceptionCallback(mCameraDefaultExceptionCallback,
1333                mMainHandler);
1334
1335        mModeListView = (ModeListView) findViewById(R.id.mode_list_layout);
1336        mModeListView.init(mModuleManager.getSupportedModeIndexList());
1337        if (ApiHelper.HAS_ROTATION_ANIMATION) {
1338            setRotationAnimation();
1339        }
1340        mModeListView.setVisibilityChangedListener(new ModeListVisibilityChangedListener() {
1341            @Override
1342            public void onVisibilityChanged(boolean visible) {
1343                mModeListVisible = visible;
1344                mCameraAppUI.setShutterButtonImportantToA11y(!visible);
1345                updatePreviewVisibility();
1346            }
1347        });
1348
1349        // Check if this is in the secure camera mode.
1350        Intent intent = getIntent();
1351        String action = intent.getAction();
1352        if (INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE.equals(action)
1353                || ACTION_IMAGE_CAPTURE_SECURE.equals(action)) {
1354            mSecureCamera = true;
1355        } else {
1356            mSecureCamera = intent.getBooleanExtra(SECURE_CAMERA_EXTRA, false);
1357        }
1358
1359        if (mSecureCamera) {
1360            // Change the window flags so that secure camera can show when
1361            // locked
1362            Window win = getWindow();
1363            WindowManager.LayoutParams params = win.getAttributes();
1364            params.flags |= WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED;
1365            win.setAttributes(params);
1366
1367            // Filter for screen off so that we can finish secure camera
1368            // activity
1369            // when screen is off.
1370            IntentFilter filter = new IntentFilter(Intent.ACTION_SCREEN_OFF);
1371            registerReceiver(mScreenOffReceiver, filter);
1372        }
1373        mCameraAppUI = new CameraAppUI(this,
1374                (MainActivityLayout) findViewById(R.id.activity_root_view), isCaptureIntent());
1375
1376        mCameraAppUI.setFilmstripBottomControlsListener(mMyFilmstripBottomControlListener);
1377
1378        mAboveFilmstripControlLayout =
1379                (FrameLayout) findViewById(R.id.camera_filmstrip_content_layout);
1380
1381        // Add the session listener so we can track the session progress
1382        // updates.
1383        getServices().getCaptureSessionManager().addSessionListener(mSessionListener);
1384        mFilmstripController = ((FilmstripView) findViewById(R.id.filmstrip_view)).getController();
1385        mFilmstripController.setImageGap(
1386                getResources().getDimensionPixelSize(R.dimen.camera_film_strip_gap));
1387        mPanoramaViewHelper = new PanoramaViewHelper(this);
1388        mPanoramaViewHelper.onCreate();
1389        // Set up the camera preview first so the preview shows up ASAP.
1390        mDataAdapter = new CameraDataAdapter(mAppContext, R.color.photo_placeholder);
1391        mDataAdapter.setLocalDataListener(mLocalDataListener);
1392
1393        mPreloader = new Preloader<Integer, AsyncTask>(FILMSTRIP_PRELOAD_AHEAD_ITEMS, mDataAdapter,
1394                mDataAdapter);
1395
1396        mCameraAppUI.getFilmstripContentPanel().setFilmstripListener(mFilmstripListener);
1397        if (mSettingsManager.getBoolean(SettingsManager.SCOPE_GLOBAL,
1398                                        Keys.KEY_SHOULD_SHOW_REFOCUS_VIEWER_CLING)) {
1399            mCameraAppUI.setupClingForViewer(CameraAppUI.BottomPanel.VIEWER_REFOCUS);
1400        }
1401
1402        mLocationManager = new LocationManager(mAppContext);
1403
1404        mOrientationManager = new OrientationManagerImpl(this);
1405        mOrientationManager.addOnOrientationChangeListener(mMainHandler, this);
1406
1407        setModuleFromModeIndex(getModeIndex());
1408        mCameraAppUI.prepareModuleUI();
1409        mCurrentModule.init(this, isSecureCamera(), isCaptureIntent());
1410
1411        if (!mSecureCamera) {
1412            mFilmstripController.setDataAdapter(mDataAdapter);
1413            if (!isCaptureIntent()) {
1414                mDataAdapter.requestLoad(new Callback<Void>() {
1415                    @Override
1416                    public void onCallback(Void result) {
1417                        fillTemporarySessions();
1418                    }
1419                });
1420            }
1421        } else {
1422            // Put a lock placeholder as the last image by setting its date to
1423            // 0.
1424            ImageView v = (ImageView) getLayoutInflater().inflate(
1425                    R.layout.secure_album_placeholder, null);
1426            v.setTag(R.id.mediadata_tag_viewtype, LocalDataViewType.SECURE_ALBUM_PLACEHOLDER.ordinal());
1427            v.setOnClickListener(new View.OnClickListener() {
1428                @Override
1429                public void onClick(View view) {
1430                    UsageStatistics.instance().changeScreen(NavigationChange.Mode.GALLERY,
1431                            NavigationChange.InteractionCause.BUTTON);
1432                    startGallery();
1433                    finish();
1434                }
1435            });
1436            v.setContentDescription(getString(R.string.accessibility_unlock_to_camera));
1437            mDataAdapter = new FixedLastDataAdapter(
1438                    mAppContext,
1439                    mDataAdapter,
1440                    new SimpleViewData(
1441                            v,
1442                            LocalDataViewType.SECURE_ALBUM_PLACEHOLDER,
1443                            v.getDrawable().getIntrinsicWidth(),
1444                            v.getDrawable().getIntrinsicHeight(),
1445                            0, 0));
1446            // Flush out all the original data.
1447            mDataAdapter.flush();
1448            mFilmstripController.setDataAdapter(mDataAdapter);
1449        }
1450
1451        setupNfcBeamPush();
1452
1453        mLocalImagesObserver = new LocalMediaObserver();
1454        mLocalVideosObserver = new LocalMediaObserver();
1455
1456        getContentResolver().registerContentObserver(
1457                MediaStore.Images.Media.EXTERNAL_CONTENT_URI, true,
1458                mLocalImagesObserver);
1459        getContentResolver().registerContentObserver(
1460                MediaStore.Video.Media.EXTERNAL_CONTENT_URI, true,
1461                mLocalVideosObserver);
1462        if (FeedbackHelper.feedbackAvailable()) {
1463            mFeedbackHelper = new FeedbackHelper(mAppContext);
1464        }
1465        mMemoryManager = getServices().getMemoryManager();
1466
1467        AsyncTask.THREAD_POOL_EXECUTOR.execute(new Runnable() {
1468            @Override
1469            public void run() {
1470                HashMap memoryData = mMemoryManager.queryMemory();
1471                UsageStatistics.instance().reportMemoryConsumed(memoryData,
1472                        MemoryQuery.REPORT_LABEL_LAUNCH);
1473            }
1474        });
1475        mMotionManager = getServices().getMotionManager();
1476    }
1477
1478    /**
1479     * Get the current mode index from the Intent or from persistent
1480     * settings.
1481     */
1482    public int getModeIndex() {
1483        int modeIndex = -1;
1484        int photoIndex = getResources().getInteger(R.integer.camera_mode_photo);
1485        int videoIndex = getResources().getInteger(R.integer.camera_mode_video);
1486        int gcamIndex = getResources().getInteger(R.integer.camera_mode_gcam);
1487        if (MediaStore.INTENT_ACTION_VIDEO_CAMERA.equals(getIntent().getAction())
1488                || MediaStore.ACTION_VIDEO_CAPTURE.equals(getIntent().getAction())) {
1489            modeIndex = videoIndex;
1490        } else if (MediaStore.ACTION_IMAGE_CAPTURE.equals(getIntent().getAction())) {
1491            // Capture intent.
1492            modeIndex = photoIndex;
1493        } else if (MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA.equals(getIntent().getAction())
1494                ||MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE.equals(getIntent()
1495                        .getAction())
1496                || MediaStore.ACTION_IMAGE_CAPTURE_SECURE.equals(getIntent().getAction())) {
1497            modeIndex = mSettingsManager.getInteger(SettingsManager.SCOPE_GLOBAL,
1498                Keys.KEY_CAMERA_MODULE_LAST_USED);
1499
1500            // For upgraders who have not seen the aspect ratio selection screen,
1501            // we need to drop them back in the photo module and have them select
1502            // aspect ratio.
1503            // TODO: Move this to SettingsManager as an upgrade procedure.
1504            if (!mSettingsManager.getBoolean(SettingsManager.SCOPE_GLOBAL,
1505                    Keys.KEY_USER_SELECTED_ASPECT_RATIO)) {
1506                modeIndex = photoIndex;
1507            }
1508        } else {
1509            // If the activity has not been started using an explicit intent,
1510            // read the module index from the last time the user changed modes
1511            modeIndex = mSettingsManager.getInteger(SettingsManager.SCOPE_GLOBAL,
1512                                                    Keys.KEY_STARTUP_MODULE_INDEX);
1513            if ((modeIndex == gcamIndex &&
1514                    !GcamHelper.hasGcamCapture()) || modeIndex < 0) {
1515                modeIndex = photoIndex;
1516            }
1517        }
1518        return modeIndex;
1519    }
1520
1521    /**
1522     * Call this whenever the mode drawer or filmstrip change the visibility
1523     * state.
1524     */
1525    private void updatePreviewVisibility() {
1526        if (mCurrentModule == null) {
1527            return;
1528        }
1529
1530        int visibility = getPreviewVisibility();
1531        mCameraAppUI.onPreviewVisiblityChanged(visibility);
1532        updatePreviewRendering(visibility);
1533        mCurrentModule.onPreviewVisibilityChanged(visibility);
1534    }
1535
1536    private void updatePreviewRendering(int visibility) {
1537        if (visibility == ModuleController.VISIBILITY_HIDDEN) {
1538            mCameraAppUI.pausePreviewRendering();
1539        } else {
1540            mCameraAppUI.resumePreviewRendering();
1541        }
1542    }
1543
1544    private int getPreviewVisibility() {
1545        if (mFilmstripCoversPreview) {
1546            return ModuleController.VISIBILITY_HIDDEN;
1547        } else if (mModeListVisible){
1548            return ModuleController.VISIBILITY_COVERED;
1549        } else {
1550            return ModuleController.VISIBILITY_VISIBLE;
1551        }
1552    }
1553
1554    private void setRotationAnimation() {
1555        int rotationAnimation = WindowManager.LayoutParams.ROTATION_ANIMATION_ROTATE;
1556        rotationAnimation = WindowManager.LayoutParams.ROTATION_ANIMATION_CROSSFADE;
1557        Window win = getWindow();
1558        WindowManager.LayoutParams winParams = win.getAttributes();
1559        winParams.rotationAnimation = rotationAnimation;
1560        win.setAttributes(winParams);
1561    }
1562
1563    @Override
1564    public void onUserInteraction() {
1565        super.onUserInteraction();
1566        if (!isFinishing()) {
1567            keepScreenOnForAWhile();
1568        }
1569    }
1570
1571    @Override
1572    public boolean dispatchTouchEvent(MotionEvent ev) {
1573        boolean result = super.dispatchTouchEvent(ev);
1574        if (ev.getActionMasked() == MotionEvent.ACTION_DOWN) {
1575            // Real deletion is postponed until the next user interaction after
1576            // the gesture that triggers deletion. Until real deletion is
1577            // performed, users can click the undo button to bring back the
1578            // image that they chose to delete.
1579            if (mPendingDeletion && !mIsUndoingDeletion) {
1580                performDeletion();
1581            }
1582        }
1583        return result;
1584    }
1585
1586    @Override
1587    public void onPause() {
1588        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_PAUSE);
1589
1590        /*
1591         * Save the last module index after all secure camera and icon launches,
1592         * not just on mode switches.
1593         *
1594         * Right now we exclude capture intents from this logic, because we also
1595         * ignore the cross-Activity recovery logic in onStart for capture intents.
1596         */
1597        if (!isCaptureIntent()) {
1598            mSettingsManager.set(SettingsManager.SCOPE_GLOBAL,
1599                                 Keys.KEY_STARTUP_MODULE_INDEX,
1600                mCurrentModeIndex);
1601        }
1602
1603        mPaused = true;
1604        mPeekAnimationHandler = null;
1605        mPeekAnimationThread.quitSafely();
1606        mPeekAnimationThread = null;
1607
1608        // Delete photos that are pending deletion
1609        performDeletion();
1610        mCurrentModule.pause();
1611        mOrientationManager.pause();
1612        // Close the camera and wait for the operation done.
1613        mCameraController.closeCamera(true);
1614        mPanoramaViewHelper.onPause();
1615
1616        mLocalImagesObserver.setForegroundChangeListener(null);
1617        mLocalImagesObserver.setActivityPaused(true);
1618        mLocalVideosObserver.setActivityPaused(true);
1619        mPreloader.cancelAllLoads();
1620        resetScreenOn();
1621
1622        mMotionManager.stop();
1623
1624        UsageStatistics.instance().backgrounded();
1625
1626        super.onPause();
1627    }
1628
1629    @Override
1630    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
1631        if (requestCode == REQ_CODE_DONT_SWITCH_TO_PREVIEW) {
1632            mResetToPreviewOnResume = false;
1633        } else {
1634            super.onActivityResult(requestCode, resultCode, data);
1635        }
1636    }
1637
1638    @Override
1639    public void onResume() {
1640        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_RESUME);
1641        Log.v(TAG, "Build info: " + Build.DISPLAY);
1642
1643        mPaused = false;
1644        updateStorageSpaceAndHint(null);
1645
1646        mLastLayoutOrientation = getResources().getConfiguration().orientation;
1647
1648        // TODO: Handle this in OrientationManager.
1649        // Auto-rotate off
1650        if (Settings.System.getInt(getContentResolver(),
1651                Settings.System.ACCELEROMETER_ROTATION, 0) == 0) {
1652            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
1653            mAutoRotateScreen = false;
1654        } else {
1655            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR);
1656            mAutoRotateScreen = true;
1657        }
1658
1659        // Foreground event logging.  ACTION_STILL_IMAGE_CAMERA and
1660        // INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE are double logged due to
1661        // lockscreen onResume->onPause->onResume sequence.
1662        int source;
1663        String action = getIntent().getAction();
1664        switch (action) {
1665            case MediaStore.ACTION_IMAGE_CAPTURE:
1666                source = ForegroundSource.ACTION_IMAGE_CAPTURE;
1667                break;
1668            case MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA:
1669                // was UNKNOWN_SOURCE in Fishlake.
1670                source = ForegroundSource.ACTION_STILL_IMAGE_CAMERA;
1671                break;
1672            case MediaStore.INTENT_ACTION_VIDEO_CAMERA:
1673                // was UNKNOWN_SOURCE in Fishlake.
1674                source = ForegroundSource.ACTION_VIDEO_CAMERA;
1675                break;
1676            case MediaStore.ACTION_VIDEO_CAPTURE:
1677                source = ForegroundSource.ACTION_VIDEO_CAPTURE;
1678                break;
1679            case MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE:
1680                // was ACTION_IMAGE_CAPTURE_SECURE in Fishlake.
1681                source = ForegroundSource.ACTION_STILL_IMAGE_CAMERA_SECURE;
1682                break;
1683            case MediaStore.ACTION_IMAGE_CAPTURE_SECURE:
1684                source = ForegroundSource.ACTION_IMAGE_CAPTURE_SECURE;
1685                break;
1686            case Intent.ACTION_MAIN:
1687                source = ForegroundSource.ACTION_MAIN;
1688                break;
1689            default:
1690                source = ForegroundSource.UNKNOWN_SOURCE;
1691                break;
1692        }
1693        UsageStatistics.instance().foregrounded(source, currentUserInterfaceMode());
1694
1695        mGalleryIntent = IntentHelper.getPhotosGalleryIntent(mAppContext);
1696        Drawable galleryLogo = IntentHelper.getGalleryIcon(mAppContext, mGalleryIntent);
1697        if (galleryLogo == null) {
1698            try {
1699                galleryLogo = getPackageManager().getActivityLogo(getComponentName());
1700            } catch (PackageManager.NameNotFoundException e) {
1701                Log.e(TAG, "Can't get the activity logo");
1702            }
1703        }
1704        if (mGalleryIntent != null) {
1705            mActionBar.setDisplayUseLogoEnabled(true);
1706        }
1707        mActionBar.setLogo(galleryLogo);
1708        mOrientationManager.resume();
1709        super.onResume();
1710        mPeekAnimationThread = new HandlerThread("Peek animation");
1711        mPeekAnimationThread.start();
1712        mPeekAnimationHandler = new PeekAnimationHandler(mPeekAnimationThread.getLooper());
1713
1714        mCurrentModule.hardResetSettings(mSettingsManager);
1715        mCurrentModule.resume();
1716        UsageStatistics.instance().changeScreen(currentUserInterfaceMode(),
1717                NavigationChange.InteractionCause.BUTTON);
1718        setSwipingEnabled(true);
1719
1720        if (!mResetToPreviewOnResume) {
1721            LocalData data = mDataAdapter.getLocalData(mFilmstripController.getCurrentId());
1722            if (data != null) {
1723                mDataAdapter.refresh(data.getUri());
1724            }
1725        }
1726        // The share button might be disabled to avoid double tapping.
1727        mCameraAppUI.getFilmstripBottomControls().setShareEnabled(true);
1728        // Default is showing the preview, unless disabled by explicitly
1729        // starting an activity we want to return from to the filmstrip rather
1730        // than the preview.
1731        mResetToPreviewOnResume = true;
1732
1733        if (mLocalVideosObserver.isMediaDataChangedDuringPause()
1734                || mLocalImagesObserver.isMediaDataChangedDuringPause()) {
1735            if (!mSecureCamera) {
1736                // If it's secure camera, requestLoad() should not be called
1737                // as it will load all the data.
1738                if (!mFilmstripVisible) {
1739                    mDataAdapter.requestLoad(new Callback<Void>() {
1740                        @Override
1741                        public void onCallback(Void result) {
1742                            fillTemporarySessions();
1743                        }
1744                    });
1745                } else {
1746                    mDataAdapter.requestLoadNewPhotos();
1747                }
1748            }
1749        }
1750        mLocalImagesObserver.setActivityPaused(false);
1751        mLocalVideosObserver.setActivityPaused(false);
1752        if (!mSecureCamera) {
1753            mLocalImagesObserver.setForegroundChangeListener(
1754                    new LocalMediaObserver.ChangeListener() {
1755                @Override
1756                public void onChange() {
1757                    mDataAdapter.requestLoadNewPhotos();
1758                }
1759            });
1760        }
1761
1762        keepScreenOnForAWhile();
1763
1764        // Lights-out mode at all times.
1765        final View rootView = findViewById(R.id.activity_root_view);
1766        mLightsOutRunnable.run();
1767        getWindow().getDecorView().setOnSystemUiVisibilityChangeListener(
1768                new OnSystemUiVisibilityChangeListener() {
1769                    @Override
1770                    public void onSystemUiVisibilityChange(int visibility) {
1771                        mMainHandler.removeCallbacks(mLightsOutRunnable);
1772                        mMainHandler.postDelayed(mLightsOutRunnable, LIGHTS_OUT_DELAY_MS);
1773                    }
1774                });
1775
1776        mPanoramaViewHelper.onResume();
1777        ReleaseDialogHelper.showReleaseInfoDialogOnStart(this, mSettingsManager);
1778        syncLocationManagerSetting();
1779
1780        final int previewVisibility = getPreviewVisibility();
1781        updatePreviewRendering(previewVisibility);
1782
1783        mMotionManager.start();
1784    }
1785
1786    private void fillTemporarySessions() {
1787        if (mSecureCamera) {
1788            return;
1789        }
1790        // There might be sessions still in flight (processed by our service).
1791        // Make sure they're added to the filmstrip.
1792        getServices().getCaptureSessionManager().fillTemporarySession(mSessionListener);
1793    }
1794
1795    @Override
1796    public void onStart() {
1797        super.onStart();
1798        mIsActivityRunning = true;
1799        mPanoramaViewHelper.onStart();
1800
1801        /*
1802         * If we're starting after launching a different Activity (lockscreen),
1803         * we need to use the last mode used in the other Activity, and
1804         * not the old one from this Activity.
1805         *
1806         * This needs to happen before CameraAppUI.resume() in order to set the
1807         * mode cover icon to the actual last mode used.
1808         *
1809         * Right now we exclude capture intents from this logic.
1810         */
1811        int modeIndex = getModeIndex();
1812        if (!isCaptureIntent() && mCurrentModeIndex != modeIndex) {
1813            onModeSelected(modeIndex);
1814        }
1815
1816        if (mResetToPreviewOnResume) {
1817            mCameraAppUI.resume();
1818            mResetToPreviewOnResume = false;
1819        }
1820    }
1821
1822    @Override
1823    protected void onStop() {
1824        mIsActivityRunning = false;
1825        mPanoramaViewHelper.onStop();
1826        if (mFeedbackHelper != null) {
1827            mFeedbackHelper.stopFeedback();
1828        }
1829
1830        mLocationManager.disconnect();
1831        super.onStop();
1832    }
1833
1834    @Override
1835    public void onDestroy() {
1836        if (mSecureCamera) {
1837            unregisterReceiver(mScreenOffReceiver);
1838        }
1839        mActionBar.removeOnMenuVisibilityListener(this);
1840        mSettingsManager.removeAllListeners();
1841        mCameraController.removeCallbackReceiver();
1842        getContentResolver().unregisterContentObserver(mLocalImagesObserver);
1843        getContentResolver().unregisterContentObserver(mLocalVideosObserver);
1844        getServices().getCaptureSessionManager().removeSessionListener(mSessionListener);
1845        mCameraAppUI.onDestroy();
1846        mModeListView.setVisibilityChangedListener(null);
1847        mCameraController = null;
1848        mSettingsManager = null;
1849        mCameraAppUI = null;
1850        mOrientationManager = null;
1851        mButtonManager = null;
1852        CameraAgentFactory.recycle();
1853        super.onDestroy();
1854    }
1855
1856    @Override
1857    public void onConfigurationChanged(Configuration config) {
1858        super.onConfigurationChanged(config);
1859        Log.v(TAG, "onConfigurationChanged");
1860        if (config.orientation == Configuration.ORIENTATION_UNDEFINED) {
1861            return;
1862        }
1863
1864        if (mLastLayoutOrientation != config.orientation) {
1865            mLastLayoutOrientation = config.orientation;
1866            mCurrentModule.onLayoutOrientationChanged(
1867                    mLastLayoutOrientation == Configuration.ORIENTATION_LANDSCAPE);
1868        }
1869    }
1870
1871    @Override
1872    public boolean onKeyDown(int keyCode, KeyEvent event) {
1873        if (!mFilmstripVisible) {
1874            if (mCurrentModule.onKeyDown(keyCode, event)) {
1875                return true;
1876            }
1877            // Prevent software keyboard or voice search from showing up.
1878            if (keyCode == KeyEvent.KEYCODE_SEARCH
1879                    || keyCode == KeyEvent.KEYCODE_MENU) {
1880                if (event.isLongPress()) {
1881                    return true;
1882                }
1883            }
1884        }
1885
1886        return super.onKeyDown(keyCode, event);
1887    }
1888
1889    @Override
1890    public boolean onKeyUp(int keyCode, KeyEvent event) {
1891        if (!mFilmstripVisible) {
1892            // If a module is in the middle of capture, it should
1893            // consume the key event.
1894            if (mCurrentModule.onKeyUp(keyCode, event)) {
1895                return true;
1896            } else if (keyCode == KeyEvent.KEYCODE_MENU
1897                    || keyCode == KeyEvent.KEYCODE_DPAD_LEFT) {
1898                // Let the mode list view consume the event.
1899                mCameraAppUI.openModeList();
1900                return true;
1901            } else if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT) {
1902                mCameraAppUI.showFilmstrip();
1903                return true;
1904            }
1905        } else {
1906            if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT) {
1907                mFilmstripController.goToNextItem();
1908                return true;
1909            } else if (keyCode == KeyEvent.KEYCODE_DPAD_LEFT) {
1910                boolean wentToPrevious = mFilmstripController.goToPreviousItem();
1911                if (!wentToPrevious) {
1912                  // at beginning of filmstrip, hide and go back to preview
1913                  mCameraAppUI.hideFilmstrip();
1914                }
1915                return true;
1916            }
1917        }
1918        return super.onKeyUp(keyCode, event);
1919    }
1920
1921    @Override
1922    public void onBackPressed() {
1923        if (!mCameraAppUI.onBackPressed()) {
1924            if (!mCurrentModule.onBackPressed()) {
1925                super.onBackPressed();
1926            }
1927        }
1928    }
1929
1930    @Override
1931    public boolean isAutoRotateScreen() {
1932        // TODO: Move to OrientationManager.
1933        return mAutoRotateScreen;
1934    }
1935
1936    @Override
1937    public boolean onCreateOptionsMenu(Menu menu) {
1938        MenuInflater inflater = getMenuInflater();
1939        inflater.inflate(R.menu.filmstrip_menu, menu);
1940        mActionBarMenu = menu;
1941        return super.onCreateOptionsMenu(menu);
1942    }
1943
1944    protected long getStorageSpaceBytes() {
1945        synchronized (mStorageSpaceLock) {
1946            return mStorageSpaceBytes;
1947        }
1948    }
1949
1950    protected interface OnStorageUpdateDoneListener {
1951        public void onStorageUpdateDone(long bytes);
1952    }
1953
1954    protected void updateStorageSpaceAndHint(final OnStorageUpdateDoneListener callback) {
1955        /*
1956         * We execute disk operations on a background thread in order to
1957         * free up the UI thread.  Synchronizing on the lock below ensures
1958         * that when getStorageSpaceBytes is called, the main thread waits
1959         * until this method has completed.
1960         *
1961         * However, .execute() does not ensure this execution block will be
1962         * run right away (.execute() schedules this AsyncTask for sometime
1963         * in the future. executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR)
1964         * tries to execute the task in parellel with other AsyncTasks, but
1965         * there's still no guarantee).
1966         * e.g. don't call this then immediately call getStorageSpaceBytes().
1967         * Instead, pass in an OnStorageUpdateDoneListener.
1968         */
1969        (new AsyncTask<Void, Void, Long>() {
1970            @Override
1971            protected Long doInBackground(Void ... arg) {
1972                synchronized (mStorageSpaceLock) {
1973                    mStorageSpaceBytes = Storage.getAvailableSpace();
1974                    return mStorageSpaceBytes;
1975                }
1976            }
1977
1978            @Override
1979            protected void onPostExecute(Long bytes) {
1980                updateStorageHint(bytes);
1981                if (callback != null) {
1982                    callback.onStorageUpdateDone(bytes);
1983                }
1984            }
1985        }).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
1986    }
1987
1988    protected void updateStorageHint(long storageSpace) {
1989        if (!mIsActivityRunning) {
1990            return;
1991        }
1992
1993        String message = null;
1994        if (storageSpace == Storage.UNAVAILABLE) {
1995            message = getString(R.string.no_storage);
1996        } else if (storageSpace == Storage.PREPARING) {
1997            message = getString(R.string.preparing_sd);
1998        } else if (storageSpace == Storage.UNKNOWN_SIZE) {
1999            message = getString(R.string.access_sd_fail);
2000        } else if (storageSpace <= Storage.LOW_STORAGE_THRESHOLD_BYTES) {
2001            message = getString(R.string.spaceIsLow_content);
2002        }
2003
2004        if (message != null) {
2005            Log.w(TAG, "Storage warning: " + message);
2006            if (mStorageHint == null) {
2007                mStorageHint = OnScreenHint.makeText(CameraActivity.this, message);
2008            } else {
2009                mStorageHint.setText(message);
2010            }
2011            mStorageHint.show();
2012            UsageStatistics.instance().storageWarning(storageSpace);
2013        } else if (mStorageHint != null) {
2014            mStorageHint.cancel();
2015            mStorageHint = null;
2016        }
2017    }
2018
2019    protected void setResultEx(int resultCode) {
2020        mResultCodeForTesting = resultCode;
2021        setResult(resultCode);
2022    }
2023
2024    protected void setResultEx(int resultCode, Intent data) {
2025        mResultCodeForTesting = resultCode;
2026        mResultDataForTesting = data;
2027        setResult(resultCode, data);
2028    }
2029
2030    public int getResultCode() {
2031        return mResultCodeForTesting;
2032    }
2033
2034    public Intent getResultData() {
2035        return mResultDataForTesting;
2036    }
2037
2038    public boolean isSecureCamera() {
2039        return mSecureCamera;
2040    }
2041
2042    @Override
2043    public boolean isPaused() {
2044        return mPaused;
2045    }
2046
2047    @Override
2048    public int getPreferredChildModeIndex(int modeIndex) {
2049        if (modeIndex == getResources().getInteger(R.integer.camera_mode_photo)) {
2050            boolean hdrPlusOn = Keys.isHdrPlusOn(mSettingsManager);
2051            if (hdrPlusOn && GcamHelper.hasGcamCapture()) {
2052                modeIndex = getResources().getInteger(R.integer.camera_mode_gcam);
2053            }
2054        }
2055        return modeIndex;
2056    }
2057
2058    @Override
2059    public void onModeSelected(int modeIndex) {
2060        if (mCurrentModeIndex == modeIndex) {
2061            return;
2062        }
2063
2064        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.MODE_SWITCH_START);
2065        // Record last used camera mode for quick switching
2066        if (modeIndex == getResources().getInteger(R.integer.camera_mode_photo)
2067                || modeIndex == getResources().getInteger(R.integer.camera_mode_gcam)) {
2068            mSettingsManager.set(SettingsManager.SCOPE_GLOBAL,
2069                                 Keys.KEY_CAMERA_MODULE_LAST_USED,
2070                                 modeIndex);
2071        }
2072
2073        closeModule(mCurrentModule);
2074
2075        // Select the correct module index from the mode switcher index.
2076        modeIndex = getPreferredChildModeIndex(modeIndex);
2077        setModuleFromModeIndex(modeIndex);
2078
2079        mCameraAppUI.resetBottomControls(mCurrentModule, modeIndex);
2080        mCameraAppUI.addShutterListener(mCurrentModule);
2081        mCameraAppUI.hideLetterboxing();
2082        openModule(mCurrentModule);
2083        mCurrentModule.onOrientationChanged(mLastRawOrientation);
2084        // Store the module index so we can use it the next time the Camera
2085        // starts up.
2086        mSettingsManager.set(SettingsManager.SCOPE_GLOBAL,
2087                             Keys.KEY_STARTUP_MODULE_INDEX, modeIndex);
2088    }
2089
2090    /**
2091     * Shows the settings dialog.
2092     */
2093    @Override
2094    public void onSettingsSelected() {
2095        UsageStatistics.instance().controlUsed(
2096                eventprotos.ControlEvent.ControlType.OVERALL_SETTINGS);
2097        Intent intent = new Intent(this, CameraSettingsActivity.class);
2098        startActivity(intent);
2099    }
2100
2101    @Override
2102    public void freezeScreenUntilPreviewReady() {
2103        mCameraAppUI.freezeScreenUntilPreviewReady();
2104    }
2105
2106    /**
2107     * Sets the mCurrentModuleIndex, creates a new module instance for the given
2108     * index an sets it as mCurrentModule.
2109     */
2110    private void setModuleFromModeIndex(int modeIndex) {
2111        ModuleManagerImpl.ModuleAgent agent = mModuleManager.getModuleAgent(modeIndex);
2112        if (agent == null) {
2113            return;
2114        }
2115        if (!agent.requestAppForCamera()) {
2116            mCameraController.closeCamera(true);
2117        }
2118        mCurrentModeIndex = agent.getModuleId();
2119        mCurrentModule = (CameraModule) agent.createModule(this);
2120    }
2121
2122    @Override
2123    public SettingsManager getSettingsManager() {
2124        return mSettingsManager;
2125    }
2126
2127    @Override
2128    public CameraServices getServices() {
2129        return (CameraServices) getApplication();
2130    }
2131
2132    public List<String> getSupportedModeNames() {
2133        List<Integer> indices = mModuleManager.getSupportedModeIndexList();
2134        List<String> supported = new ArrayList<String>();
2135
2136        for (Integer modeIndex : indices) {
2137            String name = CameraUtil.getCameraModeText(modeIndex, mAppContext);
2138            if (name != null && !name.equals("")) {
2139                supported.add(name);
2140            }
2141        }
2142        return supported;
2143    }
2144
2145    @Override
2146    public ButtonManager getButtonManager() {
2147        if (mButtonManager == null) {
2148            mButtonManager = new ButtonManager(this);
2149        }
2150        return mButtonManager;
2151    }
2152
2153    /**
2154     * Creates an AlertDialog appropriate for choosing whether to enable
2155     * location on the first run of the app.
2156     */
2157    public AlertDialog getFirstTimeLocationAlert() {
2158        AlertDialog.Builder builder = new AlertDialog.Builder(this);
2159        builder = SettingsUtil.getFirstTimeLocationAlertBuilder(builder, new Callback<Boolean>() {
2160            @Override
2161            public void onCallback(Boolean locationOn) {
2162                Keys.setLocation(mSettingsManager, locationOn, mLocationManager);
2163            }
2164        });
2165        if (builder != null) {
2166            return builder.create();
2167        } else {
2168            return null;
2169        }
2170    }
2171
2172    /**
2173     * Launches an ACTION_EDIT intent for the given local data item. If
2174     * 'withTinyPlanet' is set, this will show a disambig dialog first to let
2175     * the user start either the tiny planet editor or another photo edior.
2176     *
2177     * @param data The data item to edit.
2178     */
2179    public void launchEditor(LocalData data) {
2180        Intent intent = new Intent(Intent.ACTION_EDIT)
2181                .setDataAndType(data.getUri(), data.getMimeType())
2182                .setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
2183        try {
2184            launchActivityByIntent(intent);
2185        } catch (ActivityNotFoundException e) {
2186            final String msgEditWith = getResources().getString(R.string.edit_with);
2187            launchActivityByIntent(Intent.createChooser(intent, msgEditWith));
2188        }
2189    }
2190
2191    @Override
2192    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
2193        super.onCreateContextMenu(menu, v, menuInfo);
2194
2195        MenuInflater inflater = getMenuInflater();
2196        inflater.inflate(R.menu.filmstrip_context_menu, menu);
2197    }
2198
2199    @Override
2200    public boolean onContextItemSelected(MenuItem item) {
2201        switch (item.getItemId()) {
2202            case R.id.tiny_planet_editor:
2203                mMyFilmstripBottomControlListener.onTinyPlanet();
2204                return true;
2205            case R.id.photo_editor:
2206                mMyFilmstripBottomControlListener.onEdit();
2207                return true;
2208        }
2209        return false;
2210    }
2211
2212    /**
2213     * Launch the tiny planet editor.
2214     *
2215     * @param data The data must be a 360 degree stereographically mapped
2216     *            panoramic image. It will not be modified, instead a new item
2217     *            with the result will be added to the filmstrip.
2218     */
2219    public void launchTinyPlanetEditor(LocalData data) {
2220        TinyPlanetFragment fragment = new TinyPlanetFragment();
2221        Bundle bundle = new Bundle();
2222        bundle.putString(TinyPlanetFragment.ARGUMENT_URI, data.getUri().toString());
2223        bundle.putString(TinyPlanetFragment.ARGUMENT_TITLE, data.getTitle());
2224        fragment.setArguments(bundle);
2225        fragment.show(getFragmentManager(), "tiny_planet");
2226    }
2227
2228    /**
2229     * Returns what UI mode (capture mode or filmstrip) we are in.
2230     * Returned number one of {@link com.google.common.logging.eventprotos.NavigationChange.Mode}
2231     */
2232    private int currentUserInterfaceMode() {
2233        int mode = NavigationChange.Mode.UNKNOWN_MODE;
2234        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_photo)) {
2235            mode = NavigationChange.Mode.PHOTO_CAPTURE;
2236        }
2237        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_video)) {
2238            mode = NavigationChange.Mode.VIDEO_CAPTURE;
2239        }
2240        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_refocus)) {
2241            mode = NavigationChange.Mode.LENS_BLUR;
2242        }
2243        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_gcam)) {
2244            mode = NavigationChange.Mode.HDR_PLUS;
2245        }
2246        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_photosphere)) {
2247            mode = NavigationChange.Mode.PHOTO_SPHERE;
2248        }
2249        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_panorama)) {
2250            mode = NavigationChange.Mode.PANORAMA;
2251        }
2252        if (mFilmstripVisible) {
2253            mode = NavigationChange.Mode.FILMSTRIP;
2254        }
2255        return mode;
2256    }
2257
2258    private void openModule(CameraModule module) {
2259        module.init(this, isSecureCamera(), isCaptureIntent());
2260        module.hardResetSettings(mSettingsManager);
2261        module.resume();
2262        UsageStatistics.instance().changeScreen(currentUserInterfaceMode(),
2263                NavigationChange.InteractionCause.BUTTON);
2264        updatePreviewVisibility();
2265    }
2266
2267    private void closeModule(CameraModule module) {
2268        module.pause();
2269        mCameraAppUI.clearModuleUI();
2270    }
2271
2272    private void performDeletion() {
2273        if (!mPendingDeletion) {
2274            return;
2275        }
2276        hideUndoDeletionBar(false);
2277        mDataAdapter.executeDeletion();
2278    }
2279
2280    public void showUndoDeletionBar() {
2281        if (mPendingDeletion) {
2282            performDeletion();
2283        }
2284        Log.v(TAG, "showing undo bar");
2285        mPendingDeletion = true;
2286        if (mUndoDeletionBar == null) {
2287            ViewGroup v = (ViewGroup) getLayoutInflater().inflate(R.layout.undo_bar,
2288                    mAboveFilmstripControlLayout, true);
2289            mUndoDeletionBar = (ViewGroup) v.findViewById(R.id.camera_undo_deletion_bar);
2290            View button = mUndoDeletionBar.findViewById(R.id.camera_undo_deletion_button);
2291            button.setOnClickListener(new View.OnClickListener() {
2292                @Override
2293                public void onClick(View view) {
2294                    mDataAdapter.undoDataRemoval();
2295                    hideUndoDeletionBar(true);
2296                }
2297            });
2298            // Setting undo bar clickable to avoid touch events going through
2299            // the bar to the buttons (eg. edit button, etc) underneath the bar.
2300            mUndoDeletionBar.setClickable(true);
2301            // When there is user interaction going on with the undo button, we
2302            // do not want to hide the undo bar.
2303            button.setOnTouchListener(new View.OnTouchListener() {
2304                @Override
2305                public boolean onTouch(View v, MotionEvent event) {
2306                    if (event.getActionMasked() == MotionEvent.ACTION_DOWN) {
2307                        mIsUndoingDeletion = true;
2308                    } else if (event.getActionMasked() == MotionEvent.ACTION_UP) {
2309                        mIsUndoingDeletion = false;
2310                    }
2311                    return false;
2312                }
2313            });
2314        }
2315        mUndoDeletionBar.setAlpha(0f);
2316        mUndoDeletionBar.setVisibility(View.VISIBLE);
2317        mUndoDeletionBar.animate().setDuration(200).alpha(1f).setListener(null).start();
2318    }
2319
2320    private void hideUndoDeletionBar(boolean withAnimation) {
2321        Log.v(TAG, "Hiding undo deletion bar");
2322        mPendingDeletion = false;
2323        if (mUndoDeletionBar != null) {
2324            if (withAnimation) {
2325                mUndoDeletionBar.animate().setDuration(200).alpha(0f)
2326                        .setListener(new Animator.AnimatorListener() {
2327                            @Override
2328                            public void onAnimationStart(Animator animation) {
2329                                // Do nothing.
2330                            }
2331
2332                            @Override
2333                            public void onAnimationEnd(Animator animation) {
2334                                mUndoDeletionBar.setVisibility(View.GONE);
2335                            }
2336
2337                            @Override
2338                            public void onAnimationCancel(Animator animation) {
2339                                // Do nothing.
2340                            }
2341
2342                            @Override
2343                            public void onAnimationRepeat(Animator animation) {
2344                                // Do nothing.
2345                            }
2346                        }).start();
2347            } else {
2348                mUndoDeletionBar.setVisibility(View.GONE);
2349            }
2350        }
2351    }
2352
2353    @Override
2354    public void onOrientationChanged(int orientation) {
2355        // We keep the last known orientation. So if the user first orient
2356        // the camera then point the camera to floor or sky, we still have
2357        // the correct orientation.
2358        if (orientation == OrientationManager.ORIENTATION_UNKNOWN) {
2359            return;
2360        }
2361        mLastRawOrientation = orientation;
2362        if (mCurrentModule != null) {
2363            mCurrentModule.onOrientationChanged(orientation);
2364        }
2365    }
2366
2367    /**
2368     * Enable/disable swipe-to-filmstrip. Will always disable swipe if in
2369     * capture intent.
2370     *
2371     * @param enable {@code true} to enable swipe.
2372     */
2373    public void setSwipingEnabled(boolean enable) {
2374        // TODO: Bring back the functionality.
2375        if (isCaptureIntent()) {
2376            // lockPreview(true);
2377        } else {
2378            // lockPreview(!enable);
2379        }
2380    }
2381
2382    // Accessor methods for getting latency times used in performance testing
2383    public long getFirstPreviewTime() {
2384        if (mCurrentModule instanceof PhotoModule) {
2385            long coverHiddenTime = getCameraAppUI().getCoverHiddenTime();
2386            if (coverHiddenTime != -1) {
2387                return coverHiddenTime - mOnCreateTime;
2388            }
2389        }
2390        return -1;
2391    }
2392
2393    public long getAutoFocusTime() {
2394        return (mCurrentModule instanceof PhotoModule) ?
2395                ((PhotoModule) mCurrentModule).mAutoFocusTime : -1;
2396    }
2397
2398    public long getShutterLag() {
2399        return (mCurrentModule instanceof PhotoModule) ?
2400                ((PhotoModule) mCurrentModule).mShutterLag : -1;
2401    }
2402
2403    public long getShutterToPictureDisplayedTime() {
2404        return (mCurrentModule instanceof PhotoModule) ?
2405                ((PhotoModule) mCurrentModule).mShutterToPictureDisplayedTime : -1;
2406    }
2407
2408    public long getPictureDisplayedToJpegCallbackTime() {
2409        return (mCurrentModule instanceof PhotoModule) ?
2410                ((PhotoModule) mCurrentModule).mPictureDisplayedToJpegCallbackTime : -1;
2411    }
2412
2413    public long getJpegCallbackFinishTime() {
2414        return (mCurrentModule instanceof PhotoModule) ?
2415                ((PhotoModule) mCurrentModule).mJpegCallbackFinishTime : -1;
2416    }
2417
2418    public long getCaptureStartTime() {
2419        return (mCurrentModule instanceof PhotoModule) ?
2420                ((PhotoModule) mCurrentModule).mCaptureStartTime : -1;
2421    }
2422
2423    public boolean isRecording() {
2424        return (mCurrentModule instanceof VideoModule) ?
2425                ((VideoModule) mCurrentModule).isRecording() : false;
2426    }
2427
2428    public CameraAgent.CameraOpenCallback getCameraOpenErrorCallback() {
2429        return mCameraController;
2430    }
2431
2432    // For debugging purposes only.
2433    public CameraModule getCurrentModule() {
2434        return mCurrentModule;
2435    }
2436
2437    @Override
2438    public void showTutorial(AbstractTutorialOverlay tutorial) {
2439        mCameraAppUI.showTutorial(tutorial, getLayoutInflater());
2440    }
2441
2442    @Override
2443    public void showErrorAndFinish(int messageId) {
2444        CameraUtil.showErrorAndFinish(this, messageId);
2445    }
2446
2447    /**
2448     * Reads the current location recording settings and passes it on to the
2449     * location manager.
2450     */
2451    public void syncLocationManagerSetting() {
2452        Keys.syncLocationManager(mSettingsManager, mLocationManager);
2453    }
2454
2455    private void keepScreenOnForAWhile() {
2456        if (mKeepScreenOn) {
2457            return;
2458        }
2459        mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
2460        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
2461        mMainHandler.sendEmptyMessageDelayed(MSG_CLEAR_SCREEN_ON_FLAG, SCREEN_DELAY_MS);
2462    }
2463
2464    private void resetScreenOn() {
2465        mKeepScreenOn = false;
2466        mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
2467        getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
2468    }
2469
2470    /**
2471     * @return {@code true} if the Gallery is launched successfully.
2472     */
2473    private boolean startGallery() {
2474        if (mGalleryIntent == null) {
2475            return false;
2476        }
2477        try {
2478            UsageStatistics.instance().changeScreen(NavigationChange.Mode.GALLERY,
2479                    NavigationChange.InteractionCause.BUTTON);
2480            Intent startGalleryIntent = new Intent(mGalleryIntent);
2481            int currentDataId = mFilmstripController.getCurrentId();
2482            LocalData currentLocalData = mDataAdapter.getLocalData(currentDataId);
2483            if (currentLocalData != null) {
2484                GalleryHelper.setContentUri(startGalleryIntent, currentLocalData.getUri());
2485            }
2486            launchActivityByIntent(startGalleryIntent);
2487        } catch (ActivityNotFoundException e) {
2488            Log.w(TAG, "Failed to launch gallery activity, closing");
2489        }
2490        return false;
2491    }
2492
2493    private void setNfcBeamPushUriFromData(LocalData data) {
2494        final Uri uri = data.getUri();
2495        if (uri != Uri.EMPTY) {
2496            mNfcPushUris[0] = uri;
2497        } else {
2498            mNfcPushUris[0] = null;
2499        }
2500    }
2501
2502    /**
2503     * Updates the visibility of the filmstrip bottom controls and action bar.
2504     */
2505    private void updateUiByData(final int dataId) {
2506        final LocalData currentData = mDataAdapter.getLocalData(dataId);
2507        if (currentData == null) {
2508            Log.w(TAG, "Current data ID not found.");
2509            hideSessionProgress();
2510            return;
2511        }
2512        updateActionBarMenu(currentData);
2513
2514        /* Bottom controls. */
2515        updateBottomControlsByData(currentData);
2516
2517        if (isSecureCamera()) {
2518            // We cannot show buttons in secure camera since go to other
2519            // activities might create a security hole.
2520            mCameraAppUI.getFilmstripBottomControls().hideControls();
2521            return;
2522        }
2523
2524
2525        setNfcBeamPushUriFromData(currentData);
2526
2527        if (!mDataAdapter.isMetadataUpdated(dataId)) {
2528            mDataAdapter.updateMetadata(dataId);
2529        }
2530    }
2531
2532    /**
2533     * Updates the bottom controls based on the data.
2534     */
2535    private void updateBottomControlsByData(final LocalData currentData) {
2536
2537        final CameraAppUI.BottomPanel filmstripBottomPanel =
2538                mCameraAppUI.getFilmstripBottomControls();
2539        filmstripBottomPanel.showControls();
2540        filmstripBottomPanel.setEditButtonVisibility(
2541                currentData.isDataActionSupported(LocalData.DATA_ACTION_EDIT));
2542        filmstripBottomPanel.setShareButtonVisibility(
2543                currentData.isDataActionSupported(LocalData.DATA_ACTION_SHARE));
2544        filmstripBottomPanel.setDeleteButtonVisibility(
2545                currentData.isDataActionSupported(LocalData.DATA_ACTION_DELETE));
2546
2547        /* Progress bar */
2548
2549        Uri contentUri = currentData.getUri();
2550        CaptureSessionManager sessionManager = getServices()
2551                .getCaptureSessionManager();
2552
2553        if (sessionManager.hasErrorMessage(contentUri)) {
2554            showProcessError(sessionManager.getErrorMesage(contentUri));
2555        } else {
2556            filmstripBottomPanel.hideProgressError();
2557            CaptureSession session = sessionManager.getSession(contentUri);
2558
2559            if (session != null) {
2560                int sessionProgress = session.getProgress();
2561
2562                if (sessionProgress < 0) {
2563                    hideSessionProgress();
2564                } else {
2565                    CharSequence progressMessage = session.getProgressMessage();
2566                    showSessionProgress(progressMessage);
2567                    updateSessionProgress(sessionProgress);
2568                }
2569            } else {
2570                hideSessionProgress();
2571            }
2572        }
2573
2574        /* View button */
2575
2576        // We need to add this to a separate DB.
2577        final int viewButtonVisibility;
2578        if (PanoramaMetadataLoader.isPanoramaAndUseViewer(currentData)) {
2579            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_PHOTO_SPHERE;
2580        } else if (RgbzMetadataLoader.hasRGBZData(currentData)) {
2581            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_REFOCUS;
2582        } else {
2583            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_NONE;
2584        }
2585
2586        filmstripBottomPanel.setTinyPlanetEnabled(
2587                PanoramaMetadataLoader.isPanorama360(currentData));
2588        filmstripBottomPanel.setViewerButtonVisibility(viewButtonVisibility);
2589    }
2590
2591    private class PeekAnimationHandler extends Handler {
2592        private class DataAndCallback {
2593            LocalData mData;
2594            com.android.camera.util.Callback<Bitmap> mCallback;
2595
2596            public DataAndCallback(LocalData data, com.android.camera.util.Callback<Bitmap>
2597                    callback) {
2598                mData = data;
2599                mCallback = callback;
2600            }
2601        }
2602
2603        public PeekAnimationHandler(Looper looper) {
2604            super(looper);
2605        }
2606
2607        /**
2608         * Starts the animation decoding job and posts a {@code Runnable} back
2609         * when when the decoding is done.
2610         *
2611         * @param data The data item to decode the thumbnail for.
2612         * @param callback {@link com.android.camera.util.Callback} after the
2613         *                 decoding is done.
2614         */
2615        public void startDecodingJob(final LocalData data,
2616                final com.android.camera.util.Callback<Bitmap> callback) {
2617            PeekAnimationHandler.this.obtainMessage(0 /** dummy integer **/,
2618                    new DataAndCallback(data, callback)).sendToTarget();
2619        }
2620
2621        @Override
2622        public void handleMessage(Message msg) {
2623            final LocalData data = ((DataAndCallback) msg.obj).mData;
2624            final com.android.camera.util.Callback<Bitmap> callback =
2625                    ((DataAndCallback) msg.obj).mCallback;
2626            if (data == null || callback == null) {
2627                return;
2628            }
2629
2630            final Bitmap bitmap;
2631            switch (data.getLocalDataType()) {
2632                case LocalData.LOCAL_IN_PROGRESS_DATA:
2633                    byte[] jpegData = Storage.getJpegForSession(data.getUri());
2634                    if (jpegData != null) {
2635                        bitmap = BitmapFactory.decodeByteArray(jpegData, 0, jpegData.length);
2636                    } else {
2637                        bitmap = null;
2638                    }
2639                    break;
2640
2641                case LocalData.LOCAL_IMAGE:
2642                    FileInputStream stream;
2643                    try {
2644                        stream = new FileInputStream(data.getPath());
2645                    } catch (FileNotFoundException e) {
2646                        Log.e(TAG, "File not found:" + data.getPath());
2647                        return;
2648                    }
2649                    Point dim = CameraUtil.resizeToFill(data.getWidth(), data.getHeight(),
2650                            data.getRotation(), mAboveFilmstripControlLayout.getWidth(),
2651                            mAboveFilmstripControlLayout.getMeasuredHeight());
2652                    if (data.getRotation() % 180 != 0) {
2653                        int dummy = dim.x;
2654                        dim.x = dim.y;
2655                        dim.y = dummy;
2656                    }
2657                    bitmap = LocalDataUtil
2658                            .loadImageThumbnailFromStream(stream, data.getWidth(), data.getHeight(),
2659                                    (int) (dim.x * 0.7f), (int) (dim.y * 0.7),
2660                                    data.getRotation(), MAX_PEEK_BITMAP_PIXELS);
2661                    break;
2662
2663                case LocalData.LOCAL_VIDEO:
2664                    bitmap = LocalDataUtil.loadVideoThumbnail(data.getPath());
2665                    break;
2666
2667                default:
2668                    bitmap = null;
2669                    break;
2670            }
2671
2672            if (bitmap == null) {
2673                return;
2674            }
2675
2676            mMainHandler.post(new Runnable() {
2677                @Override
2678                public void run() {
2679                    callback.onCallback(bitmap);
2680                }
2681            });
2682        }
2683    }
2684
2685    private void showDetailsDialog(int dataId) {
2686        final LocalData data = mDataAdapter.getLocalData(dataId);
2687        if (data == null) {
2688            return;
2689        }
2690        MediaDetails details = data.getMediaDetails(getAndroidContext());
2691        if (details == null) {
2692            return;
2693        }
2694        Dialog detailDialog = DetailsDialog.create(CameraActivity.this, details);
2695        detailDialog.show();
2696        UsageStatistics.instance().mediaInteraction(
2697                fileNameFromDataID(dataId), MediaInteraction.InteractionType.DETAILS,
2698                NavigationChange.InteractionCause.BUTTON, fileAgeFromDataID(dataId));
2699    }
2700
2701    /**
2702     * Show or hide action bar items depending on current data type.
2703     */
2704    private void updateActionBarMenu(LocalData data) {
2705        if (mActionBarMenu == null) {
2706            return;
2707        }
2708
2709        MenuItem detailsMenuItem = mActionBarMenu.findItem(R.id.action_details);
2710        if (detailsMenuItem == null) {
2711            return;
2712        }
2713
2714        int type = data.getLocalDataType();
2715        boolean showDetails = (type == LocalData.LOCAL_IMAGE) || (type == LocalData.LOCAL_VIDEO);
2716        detailsMenuItem.setVisible(showDetails);
2717    }
2718}
2719