CameraActivity.java revision 0b3f9d515df7a36d6e73acd4900b2537f4e54c8d 
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
17package com.android.camera;
18
19import android.animation.Animator;
20import android.annotation.TargetApi;
21import android.app.ActionBar;
22import android.app.Activity;
23import android.app.AlertDialog;
24import android.app.Dialog;
25import android.content.ActivityNotFoundException;
26import android.content.BroadcastReceiver;
27import android.content.ContentResolver;
28import android.content.Context;
29import android.content.Intent;
30import android.content.IntentFilter;
31import android.content.pm.ActivityInfo;
32import android.content.pm.PackageManager;
33import android.content.res.Configuration;
34import android.graphics.Bitmap;
35import android.graphics.BitmapFactory;
36import android.graphics.Matrix;
37import android.graphics.Point;
38import android.graphics.RectF;
39import android.graphics.SurfaceTexture;
40import android.graphics.drawable.Drawable;
41import android.hardware.Camera;
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;
72import com.android.camera.app.AppController;
73import com.android.camera.app.CameraAppUI;
74import com.android.camera.app.CameraController;
75import com.android.camera.app.CameraProvider;
76import com.android.camera.app.CameraServices;
77import com.android.camera.app.LocationManager;
78import com.android.camera.app.MemoryManager;
79import com.android.camera.app.MemoryQuery;
80import com.android.camera.app.ModuleManagerImpl;
81import com.android.camera.app.MotionManager;
82import com.android.camera.app.OrientationManager;
83import com.android.camera.app.OrientationManagerImpl;
84import com.android.camera.cameradevice.CameraManager;
85import com.android.camera.cameradevice.CameraManagerFactory;
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.session.CaptureSession;
108import com.android.camera.session.CaptureSessionManager;
109import com.android.camera.session.CaptureSessionManager.SessionListener;
110import com.android.camera.settings.CameraSettingsActivity;
111import com.android.camera.settings.SettingsManager;
112import com.android.camera.settings.SettingsManager.SettingsCapabilities;
113import com.android.camera.settings.SettingsUtil;
114import com.android.camera.tinyplanet.TinyPlanetFragment;
115import com.android.camera.ui.AbstractTutorialOverlay;
116import com.android.camera.ui.DetailsDialog;
117import com.android.camera.ui.MainActivityLayout;
118import com.android.camera.ui.ModeListView;
119import com.android.camera.ui.ModeListView.ModeListVisibilityChangedListener;
120import com.android.camera.ui.PreviewStatusListener;
121import com.android.camera.util.ApiHelper;
122import com.android.camera.util.Callback;
123import com.android.camera.util.CameraUtil;
124import com.android.camera.util.FeedbackHelper;
125import com.android.camera.util.GalleryHelper;
126import com.android.camera.util.GcamHelper;
127import com.android.camera.util.GoogleHelpHelper;
128import com.android.camera.util.IntentHelper;
129import com.android.camera.util.PhotoSphereHelper.PanoramaViewHelper;
130import com.android.camera.util.ReleaseDialogHelper;
131import com.android.camera.util.UsageStatistics;
132import com.android.camera.widget.FilmstripView;
133import com.android.camera.widget.Preloader;
134import com.android.camera2.R;
135import com.bumptech.glide.Glide;
136import com.bumptech.glide.GlideBuilder;
137import com.bumptech.glide.MemoryCategory;
138import com.bumptech.glide.load.engine.executor.FifoPriorityThreadPoolExecutor;
139import com.google.common.logging.eventprotos;
140import com.google.common.logging.eventprotos.ForegroundEvent.ForegroundSource;
141import com.google.common.logging.eventprotos.MediaInteraction;
142import com.google.common.logging.eventprotos.NavigationChange;
143
144import java.io.File;
145import java.io.FileInputStream;
146import java.io.FileNotFoundException;
147import java.lang.ref.WeakReference;
148import java.util.ArrayList;
149import java.util.HashMap;
150import java.util.List;
151import java.util.concurrent.TimeUnit;
152
153public class CameraActivity extends Activity
154        implements AppController, CameraManager.CameraOpenCallback,
155        ActionBar.OnMenuVisibilityListener, ShareActionProvider.OnShareTargetSelectedListener,
156        OrientationManager.OnOrientationChangeListener {
157
158    private static final Log.Tag TAG = new Log.Tag("CameraActivity");
159
160    private static final String INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE =
161            "android.media.action.STILL_IMAGE_CAMERA_SECURE";
162    public static final String ACTION_IMAGE_CAPTURE_SECURE =
163            "android.media.action.IMAGE_CAPTURE_SECURE";
164
165    // The intent extra for camera from secure lock screen. True if the gallery
166    // should only show newly captured pictures. sSecureAlbumId does not
167    // increment. This is used when switching between camera, camcorder, and
168    // panorama. If the extra is not set, it is in the normal camera mode.
169    public static final String SECURE_CAMERA_EXTRA = "secure_camera";
170
171    /**
172     * Request code from an activity we started that indicated that we do not
173     * want to reset the view to the preview in onResume.
174     */
175    public static final int REQ_CODE_DONT_SWITCH_TO_PREVIEW = 142;
176
177    public static final int REQ_CODE_GCAM_DEBUG_POSTCAPTURE = 999;
178
179    private static final int MSG_CLEAR_SCREEN_ON_FLAG = 2;
180    private static final long SCREEN_DELAY_MS = 2 * 60 * 1000; // 2 mins.
181    private static final int MAX_PEEK_BITMAP_PIXELS = 1600000; // 1.6 * 4 MBs.
182    /** Load metadata for 10 items ahead of our current. */
183    private static final int FILMSTRIP_PRELOAD_AHEAD_ITEMS = 10;
184
185    /** Should be used wherever a context is needed. */
186    private Context mAppContext;
187
188    /**
189     * Whether onResume should reset the view to the preview.
190     */
191    private boolean mResetToPreviewOnResume = true;
192
193    /**
194     * This data adapter is used by FilmStripView.
195     */
196    private LocalDataAdapter mDataAdapter;
197
198    private SettingsManager mSettingsManager;
199    private ModeListView mModeListView;
200    private boolean mModeListVisible = false;
201    private int mCurrentModeIndex;
202    private CameraModule mCurrentModule;
203    private ModuleManagerImpl mModuleManager;
204    private FrameLayout mAboveFilmstripControlLayout;
205    private FilmstripController mFilmstripController;
206    private boolean mFilmstripVisible;
207    /** Whether the filmstrip fully covers the preview. */
208    private boolean mFilmstripCoversPreview = false;
209    private int mResultCodeForTesting;
210    private Intent mResultDataForTesting;
211    private OnScreenHint mStorageHint;
212    private final Object mStorageSpaceLock = new Object();
213    private long mStorageSpaceBytes = Storage.LOW_STORAGE_THRESHOLD_BYTES;
214    private boolean mAutoRotateScreen;
215    private boolean mSecureCamera;
216    private int mLastRawOrientation;
217    private OrientationManagerImpl mOrientationManager;
218    private LocationManager mLocationManager;
219    private ButtonManager mButtonManager;
220    private Handler mMainHandler;
221    private PanoramaViewHelper mPanoramaViewHelper;
222    private ActionBar mActionBar;
223    private ViewGroup mUndoDeletionBar;
224    private boolean mIsUndoingDeletion = false;
225
226    private final Uri[] mNfcPushUris = new Uri[1];
227
228    private LocalMediaObserver mLocalImagesObserver;
229    private LocalMediaObserver mLocalVideosObserver;
230
231    private boolean mPendingDeletion = false;
232
233    private CameraController mCameraController;
234    private boolean mPaused;
235    private CameraAppUI mCameraAppUI;
236
237    private PeekAnimationHandler mPeekAnimationHandler;
238    private HandlerThread mPeekAnimationThread;
239
240    private FeedbackHelper mFeedbackHelper;
241
242    private Intent mGalleryIntent;
243    private long mOnCreateTime;
244
245    private Menu mActionBarMenu;
246    private Preloader<Integer, AsyncTask> mPreloader;
247
248    private static final int LIGHTS_OUT_DELAY_MS = 4000;
249    private final int BASE_SYS_UI_VISIBILITY = View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
250            | View.SYSTEM_UI_FLAG_LAYOUT_STABLE;
251    private final Runnable mLightsOutRunnable = new Runnable() {
252        @Override
253        public void run() {
254            getWindow().getDecorView().setSystemUiVisibility(
255                    BASE_SYS_UI_VISIBILITY | View.SYSTEM_UI_FLAG_LOW_PROFILE);
256        }
257    };
258    private MemoryManager mMemoryManager;
259    private MotionManager mMotionManager;
260
261    @Override
262    public CameraAppUI getCameraAppUI() {
263        return mCameraAppUI;
264    }
265
266    // close activity when screen turns off
267    private final BroadcastReceiver mScreenOffReceiver = new BroadcastReceiver() {
268        @Override
269        public void onReceive(Context context, Intent intent) {
270            finish();
271        }
272    };
273
274    /**
275     * Whether the screen is kept turned on.
276     */
277    private boolean mKeepScreenOn;
278    private int mLastLayoutOrientation;
279    private final CameraAppUI.BottomPanel.Listener mMyFilmstripBottomControlListener =
280            new CameraAppUI.BottomPanel.Listener() {
281
282                /**
283                 * If the current photo is a photo sphere, this will launch the
284                 * Photo Sphere panorama viewer.
285                 */
286                @Override
287                public void onExternalViewer() {
288                    if (mPanoramaViewHelper == null) {
289                        return;
290                    }
291                    final LocalData data = getCurrentLocalData();
292                    if (data == null) {
293                        return;
294                    }
295                    final Uri contentUri = data.getUri();
296                    if (contentUri == Uri.EMPTY) {
297                        return;
298                    }
299
300                    if (PanoramaMetadataLoader.isPanoramaAndUseViewer(data)) {
301                        mPanoramaViewHelper.showPanorama(CameraActivity.this, contentUri);
302                    } else if (RgbzMetadataLoader.hasRGBZData(data)) {
303                        mPanoramaViewHelper.showRgbz(contentUri);
304                        if (mSettingsManager.getBoolean(
305                                SettingsManager.SETTING_SHOULD_SHOW_REFOCUS_VIEWER_CLING)) {
306                            mSettingsManager.setBoolean(
307                                    SettingsManager.SETTING_SHOULD_SHOW_REFOCUS_VIEWER_CLING,
308                                    false);
309                            mCameraAppUI.clearClingForViewer(
310                                    CameraAppUI.BottomPanel.VIEWER_REFOCUS);
311                        }
312                    }
313                }
314
315                @Override
316                public void onEdit() {
317                    LocalData data = getCurrentLocalData();
318                    if (data == null) {
319                        return;
320                    }
321                    final int currentDataId = getCurrentDataId();
322                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(currentDataId),
323                            MediaInteraction.InteractionType.EDIT,
324                            NavigationChange.InteractionCause.BUTTON,
325                            fileAgeFromDataID(currentDataId));
326                    launchEditor(data);
327                }
328
329                @Override
330                public void onTinyPlanet() {
331                    LocalData data = getCurrentLocalData();
332                    if (data == null) {
333                        return;
334                    }
335                    launchTinyPlanetEditor(data);
336                }
337
338                @Override
339                public void onDelete() {
340                    final int currentDataId = getCurrentDataId();
341                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(currentDataId),
342                            MediaInteraction.InteractionType.DELETE,
343                            NavigationChange.InteractionCause.BUTTON,
344                            fileAgeFromDataID(currentDataId));
345                    removeData(currentDataId);
346                }
347
348                @Override
349                public void onShare() {
350                    final LocalData data = getCurrentLocalData();
351                    final int currentDataId = getCurrentDataId();
352                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(currentDataId),
353                            MediaInteraction.InteractionType.SHARE,
354                            NavigationChange.InteractionCause.BUTTON,
355                            fileAgeFromDataID(currentDataId));
356                    // If applicable, show release information before this item
357                    // is shared.
358                    if (ReleaseDialogHelper.shouldShowReleaseInfoDialogOnShare(data)) {
359                        ReleaseDialogHelper.showReleaseInfoDialog(CameraActivity.this,
360                                new Callback<Void>() {
361                                    @Override
362                                    public void onCallback(Void result) {
363                                        share(data);
364                                    }
365                                });
366                    } else {
367                        share(data);
368                    }
369                }
370
371                private void share(LocalData data) {
372                    Intent shareIntent = getShareIntentByData(data);
373                    if (shareIntent != null) {
374                        try {
375                            launchActivityByIntent(shareIntent);
376                            mCameraAppUI.getFilmstripBottomControls().setShareEnabled(false);
377                        } catch (ActivityNotFoundException ex) {
378                            // Nothing.
379                        }
380                    }
381                }
382
383                private int getCurrentDataId() {
384                    return mFilmstripController.getCurrentId();
385                }
386
387                private LocalData getCurrentLocalData() {
388                    return mDataAdapter.getLocalData(getCurrentDataId());
389                }
390
391                /**
392                 * Sets up the share intent and NFC properly according to the
393                 * data.
394                 *
395                 * @param data The data to be shared.
396                 */
397                private Intent getShareIntentByData(final LocalData data) {
398                    Intent intent = null;
399                    final Uri contentUri = data.getUri();
400                    final String msgShareTo = getResources().getString(R.string.share_to);
401
402                    if (PanoramaMetadataLoader.isPanorama360(data) &&
403                            data.getUri() != Uri.EMPTY) {
404                        intent = new Intent(Intent.ACTION_SEND);
405                        intent.setType("application/vnd.google.panorama360+jpg");
406                        intent.putExtra(Intent.EXTRA_STREAM, contentUri);
407                    } else if (data.isDataActionSupported(LocalData.DATA_ACTION_SHARE)) {
408                        final String mimeType = data.getMimeType();
409                        intent = getShareIntentFromType(mimeType);
410                        if (intent != null) {
411                            intent.putExtra(Intent.EXTRA_STREAM, contentUri);
412                            intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
413                        }
414                        intent = Intent.createChooser(intent, msgShareTo);
415                    }
416                    return intent;
417                }
418
419                /**
420                 * Get the share intent according to the mimeType
421                 *
422                 * @param mimeType The mimeType of current data.
423                 * @return the video/image's ShareIntent or null if mimeType is
424                 *         invalid.
425                 */
426                private Intent getShareIntentFromType(String mimeType) {
427                    // Lazily create the intent object.
428                    Intent intent = new Intent(Intent.ACTION_SEND);
429                    if (mimeType.startsWith("video/")) {
430                        intent.setType("video/*");
431                    } else {
432                        if (mimeType.startsWith("image/")) {
433                            intent.setType("image/*");
434                        } else {
435                            Log.w(TAG, "unsupported mimeType " + mimeType);
436                        }
437                    }
438                    return intent;
439                }
440
441                @Override
442                public void onProgressErrorClicked() {
443                    LocalData data = getCurrentLocalData();
444                    getServices().getCaptureSessionManager().removeErrorMessage(
445                            data.getUri());
446                    updateBottomControlsByData(data);
447                }
448            };
449
450    @Override
451    public void onCameraOpened(CameraManager.CameraProxy camera) {
452        if (mPaused) {
453            return;
454        }
455        /**
456         * The current UI requires that the flash option visibility in front-facing
457         * camera be
458         *   * disabled if back facing camera supports flash
459         *   * hidden if back facing camera does not support flash
460         * We save whether back facing camera supports flash because we cannot get
461         * this in front facing camera without a camera switch.
462         *
463         * If this preference is cleared, we also need to clear the camera facing
464         * setting so we default to opening the camera in back facing camera, and
465         * can save this flash support value again.
466         */
467        if (!mSettingsManager.isSet(SettingsManager.SETTING_FLASH_SUPPORTED_BACK_CAMERA)) {
468            HardwareSpec hardware = new HardwareSpecImpl(camera.getParameters());
469            mSettingsManager.setBoolean(SettingsManager.SETTING_FLASH_SUPPORTED_BACK_CAMERA,
470                hardware.isFlashSupported());
471        }
472
473        if (!mModuleManager.getModuleAgent(mCurrentModeIndex).requestAppForCamera()) {
474            // We shouldn't be here. Just close the camera and leave.
475            mCameraController.closeCamera(false);
476            throw new IllegalStateException("Camera opened but the module shouldn't be " +
477                    "requesting");
478        }
479        if (mCurrentModule != null) {
480            SettingsCapabilities capabilities =
481                    SettingsUtil.getSettingsCapabilities(camera);
482            mSettingsManager.changeCamera(camera.getCameraId(), capabilities);
483            resetExposureCompensationToDefault(camera);
484            mCurrentModule.onCameraAvailable(camera);
485        }
486        mCameraAppUI.onChangeCamera();
487    }
488
489    private void resetExposureCompensationToDefault(CameraManager.CameraProxy camera) {
490        // Reset the exposure compensation before handing the camera to module.
491        Camera.Parameters parameters = camera.getParameters();
492        parameters.setExposureCompensation(0);
493        camera.setParameters(parameters);
494    }
495
496    @Override
497    public void onCameraDisabled(int cameraId) {
498        UsageStatistics.instance().cameraFailure(eventprotos.CameraFailure.FailureReason.SECURITY,
499                null);
500        Log.w(TAG, "Camera disabled: " + cameraId);
501        CameraUtil.showErrorAndFinish(this, R.string.camera_disabled);
502    }
503
504    @Override
505    public void onDeviceOpenFailure(int cameraId, String info) {
506        UsageStatistics.instance().cameraFailure(
507                eventprotos.CameraFailure.FailureReason.OPEN_FAILURE, info);
508        Log.w(TAG, "Camera open failure: " + info);
509        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
510    }
511
512    @Override
513    public void onDeviceOpenedAlready(int cameraId, String info) {
514        Log.w(TAG, "Camera open already: " + cameraId + "," + info);
515        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
516    }
517
518    @Override
519    public void onReconnectionFailure(CameraManager mgr, String info) {
520        UsageStatistics.instance().cameraFailure(
521                eventprotos.CameraFailure.FailureReason.RECONNECT_FAILURE, null);
522        Log.w(TAG, "Camera reconnection failure:" + info);
523        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
524    }
525
526    private static class MainHandler extends Handler {
527        final WeakReference<CameraActivity> mActivity;
528
529        public MainHandler(CameraActivity activity, Looper looper) {
530            super(looper);
531            mActivity = new WeakReference<CameraActivity>(activity);
532        }
533
534        @Override
535        public void handleMessage(Message msg) {
536            CameraActivity activity = mActivity.get();
537            if (activity == null) {
538                return;
539            }
540            switch (msg.what) {
541
542                case MSG_CLEAR_SCREEN_ON_FLAG: {
543                    if (!activity.mPaused) {
544                        activity.getWindow().clearFlags(
545                                WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
546                    }
547                    break;
548                }
549            }
550        }
551    }
552
553    private String fileNameFromDataID(int dataID) {
554        final LocalData localData = mDataAdapter.getLocalData(dataID);
555
556        File localFile = new File(localData.getPath());
557        return localFile.getName();
558    }
559
560    private float fileAgeFromDataID(int dataID) {
561        final LocalData localData = mDataAdapter.getLocalData(dataID);
562
563        File localFile = new File(localData.getPath());
564        return 0.001f * (System.currentTimeMillis() - localFile.lastModified());
565    }
566
567    private final FilmstripContentPanel.Listener mFilmstripListener =
568            new FilmstripContentPanel.Listener() {
569
570                @Override
571                public void onSwipeOut() {
572                }
573
574                @Override
575                public void onSwipeOutBegin() {
576                    mActionBar.hide();
577                    mFilmstripCoversPreview = false;
578                    updatePreviewVisibility();
579                }
580
581                @Override
582                public void onFilmstripHidden() {
583                    mFilmstripVisible = false;
584                    UsageStatistics.instance().changeScreen(currentUserInterfaceMode(),
585                            NavigationChange.InteractionCause.SWIPE_RIGHT);
586                    CameraActivity.this.setFilmstripUiVisibility(false);
587                    // When the user hide the filmstrip (either swipe out or
588                    // tap on back key) we move to the first item so next time
589                    // when the user swipe in the filmstrip, the most recent
590                    // one is shown.
591                    mFilmstripController.goToFirstItem();
592                }
593
594                @Override
595                public void onFilmstripShown() {
596                    mFilmstripVisible = true;
597                    UsageStatistics.instance().changeScreen(currentUserInterfaceMode(),
598                            NavigationChange.InteractionCause.SWIPE_LEFT);
599                    updateUiByData(mFilmstripController.getCurrentId());
600                }
601
602                @Override
603                public void onFocusedDataLongPressed(int dataId) {
604                    // Do nothing.
605                }
606
607                @Override
608                public void onFocusedDataPromoted(int dataID) {
609                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(dataID),
610                            MediaInteraction.InteractionType.DELETE,
611                            NavigationChange.InteractionCause.SWIPE_UP, fileAgeFromDataID(dataID));
612                    removeData(dataID);
613                }
614
615                @Override
616                public void onFocusedDataDemoted(int dataID) {
617                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(dataID),
618                            MediaInteraction.InteractionType.DELETE,
619                            NavigationChange.InteractionCause.SWIPE_DOWN,
620                            fileAgeFromDataID(dataID));
621                    removeData(dataID);
622                }
623
624                @Override
625                public void onEnterFullScreenUiShown(int dataId) {
626                    if (mFilmstripVisible) {
627                        CameraActivity.this.setFilmstripUiVisibility(true);
628                    }
629                }
630
631                @Override
632                public void onLeaveFullScreenUiShown(int dataId) {
633                    // Do nothing.
634                }
635
636                @Override
637                public void onEnterFullScreenUiHidden(int dataId) {
638                    if (mFilmstripVisible) {
639                        CameraActivity.this.setFilmstripUiVisibility(false);
640                    }
641                }
642
643                @Override
644                public void onLeaveFullScreenUiHidden(int dataId) {
645                    // Do nothing.
646                }
647
648                @Override
649                public void onEnterFilmstrip(int dataId) {
650                    if (mFilmstripVisible) {
651                        CameraActivity.this.setFilmstripUiVisibility(true);
652                    }
653                }
654
655                @Override
656                public void onLeaveFilmstrip(int dataId) {
657                    // Do nothing.
658                }
659
660                @Override
661                public void onDataReloaded() {
662                    if (!mFilmstripVisible) {
663                        return;
664                    }
665                    updateUiByData(mFilmstripController.getCurrentId());
666                }
667
668                @Override
669                public void onDataUpdated(int dataId) {
670                    if (!mFilmstripVisible) {
671                        return;
672                    }
673                    updateUiByData(mFilmstripController.getCurrentId());
674                }
675
676                @Override
677                public void onEnterZoomView(int dataID) {
678                    if (mFilmstripVisible) {
679                        CameraActivity.this.setFilmstripUiVisibility(false);
680                    }
681                }
682
683                @Override
684                public void onZoomAtIndexChanged(int dataId, float zoom) {
685                    final LocalData localData = mDataAdapter.getLocalData(dataId);
686                    long ageMillis = System.currentTimeMillis() - localData.getDateModified() * 1000;
687
688                    // Do not log if items is to old or does not have a path (which is
689                    // being used as a key).
690                    if (TextUtils.isEmpty(localData.getPath()) ||
691                            ageMillis > UsageStatistics.VIEW_TIMEOUT_MILLIS) {
692                        return;
693                    }
694                    File localFile = new File(localData.getPath());
695                    UsageStatistics.instance().mediaView(localFile.getName(),
696                            TimeUnit.SECONDS.toMillis(localData.getDateModified()), zoom);
697               }
698
699                @Override
700                public void onDataFocusChanged(final int prevDataId, final int newDataId) {
701                    if (!mFilmstripVisible) {
702                        return;
703                    }
704                    // TODO: This callback is UI event callback, should always
705                    // happen on UI thread. Find the reason for this
706                    // runOnUiThread() and fix it.
707                    runOnUiThread(new Runnable() {
708                        @Override
709                        public void run() {
710                            updateUiByData(newDataId);
711                        }
712                    });
713                }
714
715                @Override
716                public void onScroll(int firstVisiblePosition, int visibleItemCount, int totalItemCount) {
717                    mPreloader.onScroll(null /*absListView*/, firstVisiblePosition, visibleItemCount, totalItemCount);
718                }
719            };
720
721    private final LocalDataAdapter.LocalDataListener mLocalDataListener =
722            new LocalDataAdapter.LocalDataListener() {
723                @Override
724                public void onMetadataUpdated(List<Integer> updatedData) {
725                    if (mPaused) {
726                        // Callback after the activity is paused.
727                        return;
728                    }
729                    int currentDataId = mFilmstripController.getCurrentId();
730                    for (Integer dataId : updatedData) {
731                        if (dataId == currentDataId) {
732                            updateBottomControlsByData(mDataAdapter.getLocalData(dataId));
733                            // Currently we have only 1 data can be matched.
734                            // No need to look for more, break.
735                            break;
736                        }
737                    }
738                }
739            };
740
741    public void gotoGallery() {
742        UsageStatistics.instance().changeScreen(NavigationChange.Mode.FILMSTRIP,
743                NavigationChange.InteractionCause.BUTTON);
744
745        mFilmstripController.goToNextItem();
746    }
747
748    /**
749     * If 'visible' is false, this hides the action bar. Also maintains
750     * lights-out at all times.
751     *
752     * @param visible is false, this hides the action bar and filmstrip bottom
753     *            controls.
754     */
755    private void setFilmstripUiVisibility(boolean visible) {
756        mLightsOutRunnable.run();
757        mCameraAppUI.getFilmstripBottomControls().setVisible(visible);
758        if (visible != mActionBar.isShowing()) {
759            if (visible) {
760                mActionBar.show();
761            } else {
762                mActionBar.hide();
763            }
764        }
765        mFilmstripCoversPreview = visible;
766        updatePreviewVisibility();
767    }
768
769    private void hideSessionProgress() {
770        mCameraAppUI.getFilmstripBottomControls().hideProgress();
771    }
772
773    private void showSessionProgress(CharSequence message) {
774        CameraAppUI.BottomPanel controls = mCameraAppUI.getFilmstripBottomControls();
775        controls.setProgressText(message);
776        controls.hideControls();
777        controls.hideProgressError();
778        controls.showProgress();
779    }
780
781    private void showProcessError(CharSequence message) {
782        mCameraAppUI.getFilmstripBottomControls().showProgressError(message);
783    }
784
785    private void updateSessionProgress(int progress) {
786        mCameraAppUI.getFilmstripBottomControls().setProgress(progress);
787    }
788
789    private void updateSessionProgressText(CharSequence message) {
790        mCameraAppUI.getFilmstripBottomControls().setProgressText(message);
791    }
792
793    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
794    private void setupNfcBeamPush() {
795        NfcAdapter adapter = NfcAdapter.getDefaultAdapter(mAppContext);
796        if (adapter == null) {
797            return;
798        }
799
800        if (!ApiHelper.HAS_SET_BEAM_PUSH_URIS) {
801            // Disable beaming
802            adapter.setNdefPushMessage(null, CameraActivity.this);
803            return;
804        }
805
806        adapter.setBeamPushUris(null, CameraActivity.this);
807        adapter.setBeamPushUrisCallback(new CreateBeamUrisCallback() {
808            @Override
809            public Uri[] createBeamUris(NfcEvent event) {
810                return mNfcPushUris;
811            }
812        }, CameraActivity.this);
813    }
814
815    @Override
816    public void onMenuVisibilityChanged(boolean isVisible) {
817        // TODO: Remove this or bring back the original implementation: cancel
818        // auto-hide actionbar.
819    }
820
821    @Override
822    public boolean onShareTargetSelected(ShareActionProvider shareActionProvider, Intent intent) {
823        int currentDataId = mFilmstripController.getCurrentId();
824        if (currentDataId < 0) {
825            return false;
826        }
827        UsageStatistics.instance().mediaInteraction(fileNameFromDataID(currentDataId),
828                MediaInteraction.InteractionType.SHARE,
829                NavigationChange.InteractionCause.BUTTON, fileAgeFromDataID(currentDataId));
830        // TODO add intent.getComponent().getPackageName()
831        return true;
832    }
833
834    // Note: All callbacks come back on the main thread.
835    private final SessionListener mSessionListener =
836            new SessionListener() {
837                @Override
838                public void onSessionQueued(final Uri uri) {
839                    if (!Storage.isSessionUri(uri)) {
840                        return;
841                    }
842                    LocalSessionData newData = new LocalSessionData(uri);
843                    mDataAdapter.addData(newData);
844                }
845
846                @Override
847                public void onSessionDone(final Uri sessionUri) {
848                    Log.v(TAG, "onSessionDone:" + sessionUri);
849                    Uri contentUri = Storage.getContentUriForSessionUri(sessionUri);
850                    if (contentUri == null) {
851                        mDataAdapter.refresh(sessionUri);
852                        return;
853                    }
854                    LocalData newData = LocalMediaData.PhotoData.fromContentUri(
855                            getContentResolver(), contentUri);
856
857                    final int pos = mDataAdapter.findDataByContentUri(sessionUri);
858                    if (pos == -1) {
859                        // We do not have a placeholder for this image, perhaps
860                        // due to the activity crashing or being killed.
861                        mDataAdapter.addData(newData);
862                    } else {
863                        mDataAdapter.updateData(pos, newData);
864                    }
865                }
866
867                @Override
868                public void onSessionProgress(final Uri uri, final int progress) {
869                    if (progress < 0) {
870                        // Do nothing, there is no task for this URI.
871                        return;
872                    }
873                    int currentDataId = mFilmstripController.getCurrentId();
874                    if (currentDataId == -1) {
875                        return;
876                    }
877                    if (uri.equals(
878                            mDataAdapter.getLocalData(currentDataId).getUri())) {
879                        updateSessionProgress(progress);
880                    }
881                }
882
883                @Override
884                public void onSessionProgressText(final Uri uri, final CharSequence message) {
885                    int currentDataId = mFilmstripController.getCurrentId();
886                    if (currentDataId == -1) {
887                        return;
888                    }
889                    if (uri.equals(
890                            mDataAdapter.getLocalData(currentDataId).getUri())) {
891                        updateSessionProgressText(message);
892                    }
893                }
894
895                @Override
896                public void onSessionUpdated(Uri uri) {
897                    mDataAdapter.refresh(uri);
898                }
899
900                @Override
901                public void onSessionPreviewAvailable(Uri uri) {
902                    mDataAdapter.refresh(uri);
903                    int dataId = mDataAdapter.findDataByContentUri(uri);
904                    if (dataId != -1) {
905                        startPeekAnimation(mDataAdapter.getLocalData(dataId));
906                    }
907                }
908
909                @Override
910                public void onSessionFailed(Uri uri, CharSequence reason) {
911                    Log.v(TAG, "onSessionFailed:" + uri);
912
913                    int failedDataId = mDataAdapter.findDataByContentUri(uri);
914                    int currentDataId = mFilmstripController.getCurrentId();
915
916                    if (currentDataId == failedDataId) {
917                        updateSessionProgress(0);
918                        showProcessError(reason);
919                    }
920                    // HERE
921                    mDataAdapter.refresh(uri);
922                }
923            };
924
925    @Override
926    public Context getAndroidContext() {
927        return mAppContext;
928    }
929
930    @Override
931    public void launchActivityByIntent(Intent intent) {
932        startActivityForResult(intent, REQ_CODE_DONT_SWITCH_TO_PREVIEW);
933    }
934
935    @Override
936    public int getCurrentModuleIndex() {
937        return mCurrentModeIndex;
938    }
939
940    @Override
941    public ModuleController getCurrentModuleController() {
942        return mCurrentModule;
943    }
944
945    @Override
946    public int getQuickSwitchToModuleId(int currentModuleIndex) {
947        return mModuleManager.getQuickSwitchToModuleId(currentModuleIndex, mSettingsManager,
948                mAppContext);
949    }
950
951    @Override
952    public SurfaceTexture getPreviewBuffer() {
953        // TODO: implement this
954        return null;
955    }
956
957    @Override
958    public void onPreviewReadyToStart() {
959        mCameraAppUI.onPreviewReadyToStart();
960    }
961
962    @Override
963    public void onPreviewStarted() {
964        mCameraAppUI.onPreviewStarted();
965    }
966
967    @Override
968    public void addPreviewAreaSizeChangedListener(
969            PreviewStatusListener.PreviewAreaChangedListener listener) {
970        mCameraAppUI.addPreviewAreaChangedListener(listener);
971    }
972
973    @Override
974    public void removePreviewAreaSizeChangedListener(
975            PreviewStatusListener.PreviewAreaChangedListener listener) {
976        mCameraAppUI.removePreviewAreaChangedListener(listener);
977    }
978
979    @Override
980    public void setupOneShotPreviewListener() {
981        mCameraController.setOneShotPreviewCallback(mMainHandler,
982                new CameraManager.CameraPreviewDataCallback() {
983                    @Override
984                    public void onPreviewFrame(byte[] data, CameraManager.CameraProxy camera) {
985                        mCurrentModule.onPreviewInitialDataReceived();
986                        mCameraAppUI.onNewPreviewFrame();
987                    }
988                }
989        );
990    }
991
992    @Override
993    public void updatePreviewAspectRatio(float aspectRatio) {
994        mCameraAppUI.updatePreviewAspectRatio(aspectRatio);
995    }
996
997    @Override
998    public void updatePreviewTransformFullscreen(Matrix matrix, float aspectRatio) {
999        mCameraAppUI.updatePreviewTransformFullscreen(matrix, aspectRatio);
1000    }
1001
1002    @Override
1003    public RectF getFullscreenRect() {
1004        return mCameraAppUI.getFullscreenRect();
1005    }
1006
1007    @Override
1008    public void updatePreviewTransform(Matrix matrix) {
1009        mCameraAppUI.updatePreviewTransform(matrix);
1010    }
1011
1012    @Override
1013    public void setPreviewStatusListener(PreviewStatusListener previewStatusListener) {
1014        mCameraAppUI.setPreviewStatusListener(previewStatusListener);
1015    }
1016
1017    @Override
1018    public FrameLayout getModuleLayoutRoot() {
1019        return mCameraAppUI.getModuleRootView();
1020    }
1021
1022    @Override
1023    public void setShutterEventsListener(ShutterEventsListener listener) {
1024        // TODO: implement this
1025    }
1026
1027    @Override
1028    public void setShutterEnabled(boolean enabled) {
1029        mCameraAppUI.setShutterButtonEnabled(enabled);
1030    }
1031
1032    @Override
1033    public boolean isShutterEnabled() {
1034        return mCameraAppUI.isShutterButtonEnabled();
1035    }
1036
1037    @Override
1038    public void startPreCaptureAnimation() {
1039        mCameraAppUI.startPreCaptureAnimation();
1040    }
1041
1042    @Override
1043    public void cancelPreCaptureAnimation() {
1044        // TODO: implement this
1045    }
1046
1047    @Override
1048    public void startPostCaptureAnimation() {
1049        // TODO: implement this
1050    }
1051
1052    @Override
1053    public void startPostCaptureAnimation(Bitmap thumbnail) {
1054        // TODO: implement this
1055    }
1056
1057    @Override
1058    public void cancelPostCaptureAnimation() {
1059        // TODO: implement this
1060    }
1061
1062    @Override
1063    public OrientationManager getOrientationManager() {
1064        return mOrientationManager;
1065    }
1066
1067    @Override
1068    public LocationManager getLocationManager() {
1069        return mLocationManager;
1070    }
1071
1072    @Override
1073    public void lockOrientation() {
1074        if (mOrientationManager != null) {
1075            mOrientationManager.lockOrientation();
1076        }
1077    }
1078
1079    @Override
1080    public void unlockOrientation() {
1081        if (mOrientationManager != null) {
1082            mOrientationManager.unlockOrientation();
1083        }
1084    }
1085
1086    /**
1087     * Starts the filmstrip peek animation if the filmstrip is not visible.
1088     * Only {@link LocalData#LOCAL_IMAGE}, {@link
1089     * LocalData#LOCAL_IN_PROGRESS_DATA} and {@link
1090     * LocalData#LOCAL_VIDEO} are supported.
1091     *
1092     * @param data The data to peek.
1093     */
1094    private void startPeekAnimation(final LocalData data) {
1095        if (mFilmstripVisible || mPeekAnimationHandler == null) {
1096            return;
1097        }
1098
1099        int dataType = data.getLocalDataType();
1100        if (dataType != LocalData.LOCAL_IMAGE && dataType != LocalData.LOCAL_IN_PROGRESS_DATA &&
1101                dataType != LocalData.LOCAL_VIDEO) {
1102            return;
1103        }
1104
1105        mPeekAnimationHandler.startDecodingJob(data, new Callback<Bitmap>() {
1106            @Override
1107            public void onCallback(Bitmap result) {
1108                mCameraAppUI.startPeekAnimation(result, true);
1109            }
1110        });
1111    }
1112
1113    @Override
1114    public void notifyNewMedia(Uri uri) {
1115        updateStorageSpaceAndHint(null);
1116        ContentResolver cr = getContentResolver();
1117        String mimeType = cr.getType(uri);
1118        LocalData newData = null;
1119        if (LocalDataUtil.isMimeTypeVideo(mimeType)) {
1120            sendBroadcast(new Intent(CameraUtil.ACTION_NEW_VIDEO, uri));
1121            newData = LocalMediaData.VideoData.fromContentUri(getContentResolver(), uri);
1122            if (newData == null) {
1123                Log.e(TAG, "Can't find video data in content resolver:" + uri);
1124                return;
1125            }
1126        } else if (LocalDataUtil.isMimeTypeImage(mimeType)) {
1127            CameraUtil.broadcastNewPicture(mAppContext, uri);
1128            newData = LocalMediaData.PhotoData.fromContentUri(getContentResolver(), uri);
1129            if (newData == null) {
1130                Log.e(TAG, "Can't find photo data in content resolver:" + uri);
1131                return;
1132            }
1133        } else {
1134            Log.w(TAG, "Unknown new media with MIME type:" + mimeType + ", uri:" + uri);
1135            return;
1136        }
1137        // We are preloading the metadata for new video since we need the
1138        // rotation info for the thumbnail.
1139        new AsyncTask<LocalData, Void, LocalData>() {
1140
1141            @Override
1142            protected LocalData doInBackground(LocalData... params) {
1143                LocalData data = params[0];
1144                MetadataLoader.loadMetadata(getAndroidContext(), data);
1145                return data;
1146            }
1147
1148            @Override
1149            protected void onPostExecute(LocalData data) {
1150                if (mDataAdapter.addData(data)) {
1151                    startPeekAnimation(data);
1152                }
1153            }
1154        }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, newData);
1155    }
1156
1157    @Override
1158    public void enableKeepScreenOn(boolean enabled) {
1159        if (mPaused) {
1160            return;
1161        }
1162
1163        mKeepScreenOn = enabled;
1164        if (mKeepScreenOn) {
1165            mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
1166            getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
1167        } else {
1168            keepScreenOnForAWhile();
1169        }
1170    }
1171
1172    @Override
1173    public CameraProvider getCameraProvider() {
1174        return mCameraController;
1175    }
1176
1177    private void removeData(int dataID) {
1178        mDataAdapter.removeData(dataID);
1179        if (mDataAdapter.getTotalNumber() > 1) {
1180            showUndoDeletionBar();
1181        } else {
1182            // If camera preview is the only view left in filmstrip,
1183            // no need to show undo bar.
1184            mPendingDeletion = true;
1185            performDeletion();
1186            if (mFilmstripVisible) {
1187                mCameraAppUI.getFilmstripContentPanel().animateHide();
1188            }
1189        }
1190    }
1191
1192    @Override
1193    public boolean onOptionsItemSelected(MenuItem item) {
1194        // Handle presses on the action bar items
1195        switch (item.getItemId()) {
1196            case android.R.id.home:
1197                if (mFilmstripVisible && startGallery()) {
1198                    return true;
1199                }
1200                onBackPressed();
1201                return true;
1202            case R.id.action_details:
1203                showDetailsDialog(mFilmstripController.getCurrentId());
1204                return true;
1205            case R.id.action_help_and_feedback:
1206                mResetToPreviewOnResume = false;
1207                GoogleHelpHelper.launchGoogleHelp(this);
1208                return true;
1209            default:
1210                return super.onOptionsItemSelected(item);
1211        }
1212    }
1213
1214    private boolean isCaptureIntent() {
1215        if (MediaStore.ACTION_VIDEO_CAPTURE.equals(getIntent().getAction())
1216                || MediaStore.ACTION_IMAGE_CAPTURE.equals(getIntent().getAction())
1217                || MediaStore.ACTION_IMAGE_CAPTURE_SECURE.equals(getIntent().getAction())) {
1218            return true;
1219        } else {
1220            return false;
1221        }
1222    }
1223
1224    private final CameraManager.CameraExceptionCallback mCameraDefaultExceptionCallback
1225        = new CameraManager.CameraExceptionCallback() {
1226                @Override
1227                public void onCameraException(RuntimeException e) {
1228                    Log.e(TAG, "Camera Exception", e);
1229                    CameraUtil.showErrorAndFinish(CameraActivity.this,
1230                            R.string.cannot_connect_camera);
1231                }
1232            };
1233
1234    @Override
1235    public void onCreate(Bundle state) {
1236        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_START);
1237        super.onCreate(state);
1238        if (!Glide.isSetup()) {
1239            Glide.setup(new GlideBuilder(this)
1240                .setResizeService(new FifoPriorityThreadPoolExecutor(1)));
1241            Glide.get(this).setMemoryCategory(MemoryCategory.HIGH);
1242        }
1243
1244        mOnCreateTime = System.currentTimeMillis();
1245        mAppContext = getApplicationContext();
1246        mSettingsManager = new SettingsManager(mAppContext, this);
1247        GcamHelper.init(getContentResolver());
1248
1249        getWindow().requestFeature(Window.FEATURE_ACTION_BAR);
1250        setContentView(R.layout.activity_main);
1251        mActionBar = getActionBar();
1252        mActionBar.addOnMenuVisibilityListener(this);
1253        mMainHandler = new MainHandler(this, getMainLooper());
1254        mCameraController =
1255                new CameraController(mAppContext, this, mMainHandler,
1256                        CameraManagerFactory.getAndroidCameraManager());
1257        mCameraController.setCameraDefaultExceptionCallback(mCameraDefaultExceptionCallback,
1258                mMainHandler);
1259
1260        // TODO: Try to move all the resources allocation to happen as soon as
1261        // possible so we can call module.init() at the earliest time.
1262        mModuleManager = new ModuleManagerImpl();
1263        ModulesInfo.setupModules(mAppContext, mModuleManager);
1264
1265        mModeListView = (ModeListView) findViewById(R.id.mode_list_layout);
1266        mModeListView.init(mModuleManager.getSupportedModeIndexList());
1267        if (ApiHelper.HAS_ROTATION_ANIMATION) {
1268            setRotationAnimation();
1269        }
1270        mModeListView.setVisibilityChangedListener(new ModeListVisibilityChangedListener() {
1271            @Override
1272            public void onVisibilityChanged(boolean visible) {
1273                mModeListVisible = visible;
1274                updatePreviewVisibility();
1275            }
1276        });
1277
1278        // Check if this is in the secure camera mode.
1279        Intent intent = getIntent();
1280        String action = intent.getAction();
1281        if (INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE.equals(action)
1282                || ACTION_IMAGE_CAPTURE_SECURE.equals(action)) {
1283            mSecureCamera = true;
1284        } else {
1285            mSecureCamera = intent.getBooleanExtra(SECURE_CAMERA_EXTRA, false);
1286        }
1287
1288        if (mSecureCamera) {
1289            // Change the window flags so that secure camera can show when
1290            // locked
1291            Window win = getWindow();
1292            WindowManager.LayoutParams params = win.getAttributes();
1293            params.flags |= WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED;
1294            win.setAttributes(params);
1295
1296            // Filter for screen off so that we can finish secure camera
1297            // activity
1298            // when screen is off.
1299            IntentFilter filter = new IntentFilter(Intent.ACTION_SCREEN_OFF);
1300            registerReceiver(mScreenOffReceiver, filter);
1301        }
1302        mCameraAppUI = new CameraAppUI(this,
1303                (MainActivityLayout) findViewById(R.id.activity_root_view), isCaptureIntent());
1304
1305        mCameraAppUI.setFilmstripBottomControlsListener(mMyFilmstripBottomControlListener);
1306
1307        mAboveFilmstripControlLayout =
1308                (FrameLayout) findViewById(R.id.camera_filmstrip_content_layout);
1309
1310        // Add the session listener so we can track the session progress
1311        // updates.
1312        getServices().getCaptureSessionManager().addSessionListener(mSessionListener);
1313        mFilmstripController = ((FilmstripView) findViewById(R.id.filmstrip_view)).getController();
1314        mFilmstripController.setImageGap(
1315                getResources().getDimensionPixelSize(R.dimen.camera_film_strip_gap));
1316        mPanoramaViewHelper = new PanoramaViewHelper(this);
1317        mPanoramaViewHelper.onCreate();
1318        // Set up the camera preview first so the preview shows up ASAP.
1319        mDataAdapter = new CameraDataAdapter(mAppContext, R.color.photo_placeholder);
1320        mDataAdapter.setLocalDataListener(mLocalDataListener);
1321
1322        mPreloader = new Preloader<Integer, AsyncTask>(FILMSTRIP_PRELOAD_AHEAD_ITEMS, mDataAdapter,
1323                mDataAdapter);
1324
1325        mCameraAppUI.getFilmstripContentPanel().setFilmstripListener(mFilmstripListener);
1326        if (mSettingsManager.getBoolean(SettingsManager.SETTING_SHOULD_SHOW_REFOCUS_VIEWER_CLING)) {
1327            mCameraAppUI.setupClingForViewer(CameraAppUI.BottomPanel.VIEWER_REFOCUS);
1328        }
1329
1330        mLocationManager = new LocationManager(mAppContext);
1331
1332        mOrientationManager = new OrientationManagerImpl(this);
1333        mOrientationManager.addOnOrientationChangeListener(mMainHandler, this);
1334
1335        setModuleFromModeIndex(getModeIndex());
1336        mCameraAppUI.prepareModuleUI();
1337        mCurrentModule.init(this, isSecureCamera(), isCaptureIntent());
1338
1339        if (!mSecureCamera) {
1340            mFilmstripController.setDataAdapter(mDataAdapter);
1341            if (!isCaptureIntent()) {
1342                mDataAdapter.requestLoad(new Callback<Void>() {
1343                    @Override
1344                    public void onCallback(Void result) {
1345                        fillTemporarySessions();
1346                    }
1347                });
1348            }
1349        } else {
1350            // Put a lock placeholder as the last image by setting its date to
1351            // 0.
1352            ImageView v = (ImageView) getLayoutInflater().inflate(
1353                    R.layout.secure_album_placeholder, null);
1354            v.setTag(R.id.mediadata_tag_viewtype, LocalDataViewType.SECURE_ALBUM_PLACEHOLDER.ordinal());
1355            v.setOnClickListener(new View.OnClickListener() {
1356                @Override
1357                public void onClick(View view) {
1358                    UsageStatistics.instance().changeScreen(NavigationChange.Mode.GALLERY,
1359                            NavigationChange.InteractionCause.BUTTON);
1360                    startGallery();
1361                    finish();
1362                }
1363            });
1364            v.setContentDescription(getString(R.string.accessibility_unlock_to_camera));
1365            mDataAdapter = new FixedLastDataAdapter(
1366                    mAppContext,
1367                    mDataAdapter,
1368                    new SimpleViewData(
1369                            v,
1370                            LocalDataViewType.SECURE_ALBUM_PLACEHOLDER,
1371                            v.getDrawable().getIntrinsicWidth(),
1372                            v.getDrawable().getIntrinsicHeight(),
1373                            0, 0));
1374            // Flush out all the original data.
1375            mDataAdapter.flush();
1376            mFilmstripController.setDataAdapter(mDataAdapter);
1377        }
1378
1379        setupNfcBeamPush();
1380
1381        mLocalImagesObserver = new LocalMediaObserver();
1382        mLocalVideosObserver = new LocalMediaObserver();
1383
1384        getContentResolver().registerContentObserver(
1385                MediaStore.Images.Media.EXTERNAL_CONTENT_URI, true,
1386                mLocalImagesObserver);
1387        getContentResolver().registerContentObserver(
1388                MediaStore.Video.Media.EXTERNAL_CONTENT_URI, true,
1389                mLocalVideosObserver);
1390        if (FeedbackHelper.feedbackAvailable()) {
1391            mFeedbackHelper = new FeedbackHelper(mAppContext);
1392        }
1393        mMemoryManager = getServices().getMemoryManager();
1394
1395        AsyncTask.THREAD_POOL_EXECUTOR.execute(new Runnable() {
1396            @Override
1397            public void run() {
1398                HashMap memoryData = mMemoryManager.queryMemory();
1399                UsageStatistics.instance().reportMemoryConsumed(memoryData,
1400                        MemoryQuery.REPORT_LABEL_LAUNCH);
1401            }
1402        });
1403        mMotionManager = getServices().getMotionManager();
1404    }
1405
1406    /**
1407     * Get the current mode index from the Intent or from persistent
1408     * settings.
1409     */
1410    public int getModeIndex() {
1411        int modeIndex = -1;
1412        int photoIndex = getResources().getInteger(R.integer.camera_mode_photo);
1413        int videoIndex = getResources().getInteger(R.integer.camera_mode_video);
1414        int gcamIndex = getResources().getInteger(R.integer.camera_mode_gcam);
1415        if (MediaStore.INTENT_ACTION_VIDEO_CAMERA.equals(getIntent().getAction())
1416                || MediaStore.ACTION_VIDEO_CAPTURE.equals(getIntent().getAction())) {
1417            modeIndex = videoIndex;
1418        } else if (MediaStore.ACTION_IMAGE_CAPTURE.equals(getIntent().getAction())) {
1419            // Capture intent.
1420            modeIndex = photoIndex;
1421        } else if (MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA.equals(getIntent().getAction())
1422                ||MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE.equals(getIntent()
1423                        .getAction())
1424                || MediaStore.ACTION_IMAGE_CAPTURE_SECURE.equals(getIntent().getAction())) {
1425            modeIndex = mSettingsManager.getInt(
1426                SettingsManager.SETTING_KEY_CAMERA_MODULE_LAST_USED_INDEX);
1427
1428            // For upgraders who have not seen the aspect ratio selection screen,
1429            // we need to drop them back in the photo module and have them select
1430            // aspect ratio.
1431            // TODO: Move this to SettingsManager as an upgrade procedure.
1432            if (!mSettingsManager.getBoolean(SettingsManager.SETTING_USER_SELECTED_ASPECT_RATIO)) {
1433                modeIndex = photoIndex;
1434            }
1435        } else {
1436            // If the activity has not been started using an explicit intent,
1437            // read the module index from the last time the user changed modes
1438            modeIndex = mSettingsManager.getInt(SettingsManager.SETTING_STARTUP_MODULE_INDEX);
1439            if ((modeIndex == gcamIndex &&
1440                    !GcamHelper.hasGcamCapture()) || modeIndex < 0) {
1441                modeIndex = photoIndex;
1442            }
1443        }
1444        return modeIndex;
1445    }
1446
1447    /**
1448     * Call this whenever the mode drawer or filmstrip change the visibility
1449     * state.
1450     */
1451    private void updatePreviewVisibility() {
1452        if (mCurrentModule == null) {
1453            return;
1454        }
1455
1456        int visibility = getPreviewVisibility();
1457        mCameraAppUI.onPreviewVisiblityChanged(visibility);
1458        updatePreviewRendering(visibility);
1459        mCurrentModule.onPreviewVisibilityChanged(visibility);
1460    }
1461
1462    private void updatePreviewRendering(int visibility) {
1463        if (visibility == ModuleController.VISIBILITY_HIDDEN) {
1464            mCameraAppUI.pausePreviewRendering();
1465        } else {
1466            mCameraAppUI.resumePreviewRendering();
1467        }
1468    }
1469
1470    private int getPreviewVisibility() {
1471        if (mFilmstripCoversPreview) {
1472            return ModuleController.VISIBILITY_HIDDEN;
1473        } else if (mModeListVisible){
1474            return ModuleController.VISIBILITY_COVERED;
1475        } else {
1476            return ModuleController.VISIBILITY_VISIBLE;
1477        }
1478    }
1479
1480    private void setRotationAnimation() {
1481        int rotationAnimation = WindowManager.LayoutParams.ROTATION_ANIMATION_ROTATE;
1482        rotationAnimation = WindowManager.LayoutParams.ROTATION_ANIMATION_CROSSFADE;
1483        Window win = getWindow();
1484        WindowManager.LayoutParams winParams = win.getAttributes();
1485        winParams.rotationAnimation = rotationAnimation;
1486        win.setAttributes(winParams);
1487    }
1488
1489    @Override
1490    public void onUserInteraction() {
1491        super.onUserInteraction();
1492        if (!isFinishing()) {
1493            keepScreenOnForAWhile();
1494        }
1495    }
1496
1497    @Override
1498    public boolean dispatchTouchEvent(MotionEvent ev) {
1499        boolean result = super.dispatchTouchEvent(ev);
1500        if (ev.getActionMasked() == MotionEvent.ACTION_DOWN) {
1501            // Real deletion is postponed until the next user interaction after
1502            // the gesture that triggers deletion. Until real deletion is
1503            // performed, users can click the undo button to bring back the
1504            // image that they chose to delete.
1505            if (mPendingDeletion && !mIsUndoingDeletion) {
1506                performDeletion();
1507            }
1508        }
1509        return result;
1510    }
1511
1512    @Override
1513    public void onPause() {
1514        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_PAUSE);
1515
1516        /*
1517         * Save the last module index after all secure camera and icon launches,
1518         * not just on mode switches.
1519         *
1520         * Right now we exclude capture intents from this logic, because we also
1521         * ignore the cross-Activity recovery logic in onStart for capture intents.
1522         */
1523        if (!isCaptureIntent()) {
1524            mSettingsManager.setInt(SettingsManager.SETTING_STARTUP_MODULE_INDEX,
1525                mCurrentModeIndex);
1526        }
1527
1528        mPaused = true;
1529        mPeekAnimationHandler = null;
1530        mPeekAnimationThread.quitSafely();
1531        mPeekAnimationThread = null;
1532
1533        // Delete photos that are pending deletion
1534        performDeletion();
1535        mCurrentModule.pause();
1536        mOrientationManager.pause();
1537        // Close the camera and wait for the operation done.
1538        mCameraController.closeCamera(true);
1539        mPanoramaViewHelper.onPause();
1540
1541        mLocalImagesObserver.setForegroundChangeListener(null);
1542        mLocalImagesObserver.setActivityPaused(true);
1543        mLocalVideosObserver.setActivityPaused(true);
1544        mPreloader.cancelAllLoads();
1545        resetScreenOn();
1546
1547        mMotionManager.stop();
1548
1549        UsageStatistics.instance().backgrounded();
1550
1551        super.onPause();
1552    }
1553
1554    @Override
1555    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
1556        if (requestCode == REQ_CODE_DONT_SWITCH_TO_PREVIEW) {
1557            mResetToPreviewOnResume = false;
1558        } else {
1559            super.onActivityResult(requestCode, resultCode, data);
1560        }
1561    }
1562
1563    @Override
1564    public void onResume() {
1565        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_RESUME);
1566        Log.v(TAG, "Build info: " + Build.DISPLAY);
1567
1568        mPaused = false;
1569        updateStorageSpaceAndHint(null);
1570
1571        mLastLayoutOrientation = getResources().getConfiguration().orientation;
1572
1573        // TODO: Handle this in OrientationManager.
1574        // Auto-rotate off
1575        if (Settings.System.getInt(getContentResolver(),
1576                Settings.System.ACCELEROMETER_ROTATION, 0) == 0) {
1577            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
1578            mAutoRotateScreen = false;
1579        } else {
1580            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR);
1581            mAutoRotateScreen = true;
1582        }
1583
1584        // Foreground event logging.
1585        int source;
1586        String action = getIntent().getAction();
1587        if (MediaStore.ACTION_VIDEO_CAPTURE.equals(action)) {
1588            source = ForegroundSource.ACTION_VIDEO_CAPTURE;
1589        } else if (MediaStore.ACTION_IMAGE_CAPTURE.equals(action)) {
1590            source = ForegroundSource.ACTION_IMAGE_CAPTURE;
1591        } else if (MediaStore.ACTION_IMAGE_CAPTURE_SECURE.equals(action) ||
1592                INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE.equals(action)) {
1593            // Foreground event caused by lock screen startup.
1594            // May get double logged due to lock screen onResume->onPause->onResume sequence.
1595            source = ForegroundSource.ACTION_IMAGE_CAPTURE_SECURE;
1596        } else if (Intent.ACTION_MAIN.equals(action)) {
1597            source = ForegroundSource.ACTION_MAIN;
1598        } else {
1599            source = ForegroundSource.UNKNOWN_SOURCE;
1600        }
1601        UsageStatistics.instance().foregrounded(source, currentUserInterfaceMode());
1602
1603        mGalleryIntent = IntentHelper.getPhotosGalleryIntent(mAppContext);
1604        Drawable galleryLogo = IntentHelper.getGalleryIcon(mAppContext, mGalleryIntent);
1605        if (galleryLogo == null) {
1606            try {
1607                galleryLogo = getPackageManager().getActivityLogo(getComponentName());
1608            } catch (PackageManager.NameNotFoundException e) {
1609                Log.e(TAG, "Can't get the activity logo");
1610            }
1611        }
1612        if (mGalleryIntent != null) {
1613            mActionBar.setDisplayUseLogoEnabled(true);
1614        }
1615        mActionBar.setLogo(galleryLogo);
1616        mOrientationManager.resume();
1617        super.onResume();
1618        mPeekAnimationThread = new HandlerThread("Peek animation");
1619        mPeekAnimationThread.start();
1620        mPeekAnimationHandler = new PeekAnimationHandler(mPeekAnimationThread.getLooper());
1621
1622        mCurrentModule.hardResetSettings(mSettingsManager);
1623        mCurrentModule.resume();
1624        UsageStatistics.instance().changeScreen(currentUserInterfaceMode(),
1625                NavigationChange.InteractionCause.BUTTON);
1626        setSwipingEnabled(true);
1627
1628        if (!mResetToPreviewOnResume) {
1629            LocalData data = mDataAdapter.getLocalData(mFilmstripController.getCurrentId());
1630            if (data != null) {
1631                mDataAdapter.refresh(data.getUri());
1632            }
1633        }
1634        // The share button might be disabled to avoid double tapping.
1635        mCameraAppUI.getFilmstripBottomControls().setShareEnabled(true);
1636        // Default is showing the preview, unless disabled by explicitly
1637        // starting an activity we want to return from to the filmstrip rather
1638        // than the preview.
1639        mResetToPreviewOnResume = true;
1640
1641        if (mLocalVideosObserver.isMediaDataChangedDuringPause()
1642                || mLocalImagesObserver.isMediaDataChangedDuringPause()) {
1643            if (!mSecureCamera) {
1644                // If it's secure camera, requestLoad() should not be called
1645                // as it will load all the data.
1646                if (!mFilmstripVisible) {
1647                    mDataAdapter.requestLoad(new Callback<Void>() {
1648                        @Override
1649                        public void onCallback(Void result) {
1650                            fillTemporarySessions();
1651                        }
1652                    });
1653                } else {
1654                    mDataAdapter.requestLoadNewPhotos();
1655                }
1656            }
1657        }
1658        mLocalImagesObserver.setActivityPaused(false);
1659        mLocalVideosObserver.setActivityPaused(false);
1660        if (!mSecureCamera) {
1661            mLocalImagesObserver.setForegroundChangeListener(
1662                    new LocalMediaObserver.ChangeListener() {
1663                @Override
1664                public void onChange() {
1665                    mDataAdapter.requestLoadNewPhotos();
1666                }
1667            });
1668        }
1669
1670        keepScreenOnForAWhile();
1671
1672        // Lights-out mode at all times.
1673        final View rootView = findViewById(R.id.activity_root_view);
1674        mLightsOutRunnable.run();
1675        getWindow().getDecorView().setOnSystemUiVisibilityChangeListener(
1676                new OnSystemUiVisibilityChangeListener() {
1677                    @Override
1678                    public void onSystemUiVisibilityChange(int visibility) {
1679                        mMainHandler.removeCallbacks(mLightsOutRunnable);
1680                        mMainHandler.postDelayed(mLightsOutRunnable, LIGHTS_OUT_DELAY_MS);
1681                    }
1682                });
1683
1684        mPanoramaViewHelper.onResume();
1685        ReleaseDialogHelper.showReleaseInfoDialogOnStart(this, mSettingsManager);
1686        syncLocationManagerSetting();
1687
1688        final int previewVisibility = getPreviewVisibility();
1689        updatePreviewRendering(previewVisibility);
1690
1691        mMotionManager.start();
1692    }
1693
1694    private void fillTemporarySessions() {
1695        if (mSecureCamera) {
1696            return;
1697        }
1698        // There might be sessions still in flight (processed by our service).
1699        // Make sure they're added to the filmstrip.
1700        getServices().getCaptureSessionManager().fillTemporarySession(mSessionListener);
1701    }
1702
1703    @Override
1704    public void onStart() {
1705        super.onStart();
1706        mPanoramaViewHelper.onStart();
1707
1708        /*
1709         * If we're starting after launching a different Activity (lockscreen),
1710         * we need to use the last mode used in the other Activity, and
1711         * not the old one from this Activity.
1712         *
1713         * This needs to happen before CameraAppUI.resume() in order to set the
1714         * mode cover icon to the actual last mode used.
1715         *
1716         * Right now we exclude capture intents from this logic.
1717         */
1718        int modeIndex = getModeIndex();
1719        if (!isCaptureIntent() && mCurrentModeIndex != modeIndex) {
1720            onModeSelected(modeIndex);
1721        }
1722
1723        if (mResetToPreviewOnResume) {
1724            mCameraAppUI.resume();
1725            mResetToPreviewOnResume = false;
1726        }
1727    }
1728
1729    @Override
1730    protected void onStop() {
1731        mPanoramaViewHelper.onStop();
1732        if (mFeedbackHelper != null) {
1733            mFeedbackHelper.stopFeedback();
1734        }
1735
1736        mLocationManager.disconnect();
1737        super.onStop();
1738    }
1739
1740    @Override
1741    public void onDestroy() {
1742        if (mSecureCamera) {
1743            unregisterReceiver(mScreenOffReceiver);
1744        }
1745        mActionBar.removeOnMenuVisibilityListener(this);
1746        mSettingsManager.removeAllListeners();
1747        mCameraController.removeCallbackReceiver();
1748        getContentResolver().unregisterContentObserver(mLocalImagesObserver);
1749        getContentResolver().unregisterContentObserver(mLocalVideosObserver);
1750        getServices().getCaptureSessionManager().removeSessionListener(mSessionListener);
1751        mCameraAppUI.onDestroy();
1752        mModeListView.setVisibilityChangedListener(null);
1753        mCameraController = null;
1754        mSettingsManager = null;
1755        mCameraAppUI = null;
1756        mOrientationManager = null;
1757        mButtonManager = null;
1758        CameraManagerFactory.recycle();
1759        super.onDestroy();
1760    }
1761
1762    @Override
1763    public void onConfigurationChanged(Configuration config) {
1764        super.onConfigurationChanged(config);
1765        Log.v(TAG, "onConfigurationChanged");
1766        if (config.orientation == Configuration.ORIENTATION_UNDEFINED) {
1767            return;
1768        }
1769
1770        if (mLastLayoutOrientation != config.orientation) {
1771            mLastLayoutOrientation = config.orientation;
1772            mCurrentModule.onLayoutOrientationChanged(
1773                    mLastLayoutOrientation == Configuration.ORIENTATION_LANDSCAPE);
1774        }
1775    }
1776
1777    @Override
1778    public boolean onKeyDown(int keyCode, KeyEvent event) {
1779        if (!mFilmstripVisible) {
1780            if (mCurrentModule.onKeyDown(keyCode, event)) {
1781                return true;
1782            }
1783            // Prevent software keyboard or voice search from showing up.
1784            if (keyCode == KeyEvent.KEYCODE_SEARCH
1785                    || keyCode == KeyEvent.KEYCODE_MENU) {
1786                if (event.isLongPress()) {
1787                    return true;
1788                }
1789            }
1790        }
1791
1792        return super.onKeyDown(keyCode, event);
1793    }
1794
1795    @Override
1796    public boolean onKeyUp(int keyCode, KeyEvent event) {
1797        if (!mFilmstripVisible) {
1798            // If a module is in the middle of capture, it should
1799            // consume the key event.
1800            if (mCurrentModule.onKeyUp(keyCode, event)) {
1801                return true;
1802            } else if (keyCode == KeyEvent.KEYCODE_MENU
1803                    || keyCode == KeyEvent.KEYCODE_DPAD_LEFT) {
1804                // Let the mode list view consume the event.
1805                mCameraAppUI.openModeList();
1806                return true;
1807            } else if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT) {
1808                mCameraAppUI.showFilmstrip();
1809                return true;
1810            }
1811        } else {
1812            if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT) {
1813                mFilmstripController.goToNextItem();
1814                return true;
1815            } else if (keyCode == KeyEvent.KEYCODE_DPAD_LEFT) {
1816                boolean wentToPrevious = mFilmstripController.goToPreviousItem();
1817                if (!wentToPrevious) {
1818                  // at beginning of filmstrip, hide and go back to preview
1819                  mCameraAppUI.hideFilmstrip();
1820                }
1821                return true;
1822            }
1823        }
1824        return super.onKeyUp(keyCode, event);
1825    }
1826
1827    @Override
1828    public void onBackPressed() {
1829        if (!mCameraAppUI.onBackPressed()) {
1830            if (!mCurrentModule.onBackPressed()) {
1831                super.onBackPressed();
1832            }
1833        }
1834    }
1835
1836    @Override
1837    public boolean isAutoRotateScreen() {
1838        // TODO: Move to OrientationManager.
1839        return mAutoRotateScreen;
1840    }
1841
1842    @Override
1843    public boolean onCreateOptionsMenu(Menu menu) {
1844        MenuInflater inflater = getMenuInflater();
1845        inflater.inflate(R.menu.filmstrip_menu, menu);
1846        mActionBarMenu = menu;
1847        return super.onCreateOptionsMenu(menu);
1848    }
1849
1850    protected long getStorageSpaceBytes() {
1851        synchronized (mStorageSpaceLock) {
1852            return mStorageSpaceBytes;
1853        }
1854    }
1855
1856    protected interface OnStorageUpdateDoneListener {
1857        public void onStorageUpdateDone(long bytes);
1858    }
1859
1860    protected void updateStorageSpaceAndHint(final OnStorageUpdateDoneListener callback) {
1861        /*
1862         * We execute disk operations on a background thread in order to
1863         * free up the UI thread.  Synchronizing on the lock below ensures
1864         * that when getStorageSpaceBytes is called, the main thread waits
1865         * until this method has completed.
1866         *
1867         * However, .execute() does not ensure this execution block will be
1868         * run right away (.execute() schedules this AsyncTask for sometime
1869         * in the future. executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR)
1870         * tries to execute the task in parellel with other AsyncTasks, but
1871         * there's still no guarantee).
1872         * e.g. don't call this then immediately call getStorageSpaceBytes().
1873         * Instead, pass in an OnStorageUpdateDoneListener.
1874         */
1875        (new AsyncTask<Void, Void, Long>() {
1876            @Override
1877            protected Long doInBackground(Void ... arg) {
1878                synchronized (mStorageSpaceLock) {
1879                    mStorageSpaceBytes = Storage.getAvailableSpace();
1880                    return mStorageSpaceBytes;
1881                }
1882            }
1883
1884            @Override
1885            protected void onPostExecute(Long bytes) {
1886                updateStorageHint(bytes);
1887                if (callback != null) {
1888                    callback.onStorageUpdateDone(bytes);
1889                }
1890            }
1891        }).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
1892    }
1893
1894    protected void updateStorageHint(long storageSpace) {
1895        String message = null;
1896        if (storageSpace == Storage.UNAVAILABLE) {
1897            message = getString(R.string.no_storage);
1898        } else if (storageSpace == Storage.PREPARING) {
1899            message = getString(R.string.preparing_sd);
1900        } else if (storageSpace == Storage.UNKNOWN_SIZE) {
1901            message = getString(R.string.access_sd_fail);
1902        } else if (storageSpace <= Storage.LOW_STORAGE_THRESHOLD_BYTES) {
1903            message = getString(R.string.spaceIsLow_content);
1904        }
1905
1906        if (message != null) {
1907            Log.w(TAG, "Storage warning: " + message);
1908            if (mStorageHint == null) {
1909                mStorageHint = OnScreenHint.makeText(CameraActivity.this, message);
1910            } else {
1911                mStorageHint.setText(message);
1912            }
1913            mStorageHint.show();
1914            UsageStatistics.instance().storageWarning(storageSpace);
1915        } else if (mStorageHint != null) {
1916            mStorageHint.cancel();
1917            mStorageHint = null;
1918        }
1919    }
1920
1921    protected void setResultEx(int resultCode) {
1922        mResultCodeForTesting = resultCode;
1923        setResult(resultCode);
1924    }
1925
1926    protected void setResultEx(int resultCode, Intent data) {
1927        mResultCodeForTesting = resultCode;
1928        mResultDataForTesting = data;
1929        setResult(resultCode, data);
1930    }
1931
1932    public int getResultCode() {
1933        return mResultCodeForTesting;
1934    }
1935
1936    public Intent getResultData() {
1937        return mResultDataForTesting;
1938    }
1939
1940    public boolean isSecureCamera() {
1941        return mSecureCamera;
1942    }
1943
1944    @Override
1945    public boolean isPaused() {
1946        return mPaused;
1947    }
1948
1949    @Override
1950    public int getPreferredChildModeIndex(int modeIndex) {
1951        if (modeIndex == getResources().getInteger(R.integer.camera_mode_photo)) {
1952            boolean hdrPlusOn = mSettingsManager.isHdrPlusOn();
1953            if (hdrPlusOn && GcamHelper.hasGcamCapture()) {
1954                modeIndex = getResources().getInteger(R.integer.camera_mode_gcam);
1955            }
1956        }
1957        return modeIndex;
1958    }
1959
1960    @Override
1961    public void onModeSelected(int modeIndex) {
1962        if (mCurrentModeIndex == modeIndex) {
1963            return;
1964        }
1965
1966        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.MODE_SWITCH_START);
1967        // Record last used camera mode for quick switching
1968        if (modeIndex == getResources().getInteger(R.integer.camera_mode_photo)
1969                || modeIndex == getResources().getInteger(R.integer.camera_mode_gcam)) {
1970            mSettingsManager.setInt(SettingsManager.SETTING_KEY_CAMERA_MODULE_LAST_USED_INDEX,
1971                    modeIndex);
1972        }
1973
1974        closeModule(mCurrentModule);
1975
1976        // Select the correct module index from the mode switcher index.
1977        modeIndex = getPreferredChildModeIndex(modeIndex);
1978        setModuleFromModeIndex(modeIndex);
1979
1980        mCameraAppUI.resetBottomControls(mCurrentModule, modeIndex);
1981        mCameraAppUI.addShutterListener(mCurrentModule);
1982        mCameraAppUI.hideLetterboxing();
1983        openModule(mCurrentModule);
1984        mCurrentModule.onOrientationChanged(mLastRawOrientation);
1985        // Store the module index so we can use it the next time the Camera
1986        // starts up.
1987        mSettingsManager.setInt(SettingsManager.SETTING_STARTUP_MODULE_INDEX, modeIndex);
1988    }
1989
1990    /**
1991     * Shows the settings dialog.
1992     */
1993    @Override
1994    public void onSettingsSelected() {
1995        UsageStatistics.instance().controlUsed(
1996                eventprotos.ControlEvent.ControlType.OVERALL_SETTINGS);
1997        Intent intent = new Intent(this, CameraSettingsActivity.class);
1998        startActivity(intent);
1999    }
2000
2001    @Override
2002    public void freezeScreenUntilPreviewReady() {
2003        mCameraAppUI.freezeScreenUntilPreviewReady();
2004    }
2005
2006    /**
2007     * Sets the mCurrentModuleIndex, creates a new module instance for the given
2008     * index an sets it as mCurrentModule.
2009     */
2010    private void setModuleFromModeIndex(int modeIndex) {
2011        ModuleManagerImpl.ModuleAgent agent = mModuleManager.getModuleAgent(modeIndex);
2012        if (agent == null) {
2013            return;
2014        }
2015        if (!agent.requestAppForCamera()) {
2016            mCameraController.closeCamera(true);
2017        }
2018        mCurrentModeIndex = agent.getModuleId();
2019        mCurrentModule = (CameraModule) agent.createModule(this);
2020    }
2021
2022    @Override
2023    public SettingsManager getSettingsManager() {
2024        return mSettingsManager;
2025    }
2026
2027    @Override
2028    public CameraServices getServices() {
2029        return (CameraServices) getApplication();
2030    }
2031
2032    public List<String> getSupportedModeNames() {
2033        List<Integer> indices = mModuleManager.getSupportedModeIndexList();
2034        List<String> supported = new ArrayList<String>();
2035
2036        for (Integer modeIndex : indices) {
2037            String name = CameraUtil.getCameraModeText(modeIndex, mAppContext);
2038            if (name != null && !name.equals("")) {
2039                supported.add(name);
2040            }
2041        }
2042        return supported;
2043    }
2044
2045    @Override
2046    public ButtonManager getButtonManager() {
2047        if (mButtonManager == null) {
2048            mButtonManager = new ButtonManager(this);
2049        }
2050        return mButtonManager;
2051    }
2052
2053    /**
2054     * Creates an AlertDialog appropriate for choosing whether to enable
2055     * location on the first run of the app.
2056     */
2057    public AlertDialog getFirstTimeLocationAlert() {
2058        AlertDialog.Builder builder = new AlertDialog.Builder(this);
2059        builder = SettingsUtil.getFirstTimeLocationAlertBuilder(builder, new Callback<Boolean>() {
2060            @Override
2061            public void onCallback(Boolean locationOn) {
2062                mSettingsManager.setLocation(locationOn, mLocationManager);
2063            }
2064        });
2065        if (builder != null) {
2066            return builder.create();
2067        } else {
2068            return null;
2069        }
2070    }
2071
2072    /**
2073     * Launches an ACTION_EDIT intent for the given local data item. If
2074     * 'withTinyPlanet' is set, this will show a disambig dialog first to let
2075     * the user start either the tiny planet editor or another photo edior.
2076     *
2077     * @param data The data item to edit.
2078     */
2079    public void launchEditor(LocalData data) {
2080        Intent intent = new Intent(Intent.ACTION_EDIT)
2081                .setDataAndType(data.getUri(), data.getMimeType())
2082                .setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
2083        try {
2084            launchActivityByIntent(intent);
2085        } catch (ActivityNotFoundException e) {
2086            final String msgEditWith = getResources().getString(R.string.edit_with);
2087            launchActivityByIntent(Intent.createChooser(intent, msgEditWith));
2088        }
2089    }
2090
2091    @Override
2092    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
2093        super.onCreateContextMenu(menu, v, menuInfo);
2094
2095        MenuInflater inflater = getMenuInflater();
2096        inflater.inflate(R.menu.filmstrip_context_menu, menu);
2097    }
2098
2099    @Override
2100    public boolean onContextItemSelected(MenuItem item) {
2101        switch (item.getItemId()) {
2102            case R.id.tiny_planet_editor:
2103                mMyFilmstripBottomControlListener.onTinyPlanet();
2104                return true;
2105            case R.id.photo_editor:
2106                mMyFilmstripBottomControlListener.onEdit();
2107                return true;
2108        }
2109        return false;
2110    }
2111
2112    /**
2113     * Launch the tiny planet editor.
2114     *
2115     * @param data The data must be a 360 degree stereographically mapped
2116     *            panoramic image. It will not be modified, instead a new item
2117     *            with the result will be added to the filmstrip.
2118     */
2119    public void launchTinyPlanetEditor(LocalData data) {
2120        TinyPlanetFragment fragment = new TinyPlanetFragment();
2121        Bundle bundle = new Bundle();
2122        bundle.putString(TinyPlanetFragment.ARGUMENT_URI, data.getUri().toString());
2123        bundle.putString(TinyPlanetFragment.ARGUMENT_TITLE, data.getTitle());
2124        fragment.setArguments(bundle);
2125        fragment.show(getFragmentManager(), "tiny_planet");
2126    }
2127
2128    /**
2129     * Returns what UI mode (capture mode or filmstrip) we are in.
2130     * Returned number one of {@link com.google.common.logging.eventprotos.NavigationChange.Mode}
2131     */
2132    private int currentUserInterfaceMode() {
2133        int mode = NavigationChange.Mode.UNKNOWN_MODE;
2134        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_photo)) {
2135            mode = NavigationChange.Mode.PHOTO_CAPTURE;
2136        }
2137        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_video)) {
2138            mode = NavigationChange.Mode.VIDEO_CAPTURE;
2139        }
2140        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_refocus)) {
2141            mode = NavigationChange.Mode.LENS_BLUR;
2142        }
2143        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_gcam)) {
2144            mode = NavigationChange.Mode.HDR_PLUS;
2145        }
2146        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_photosphere)) {
2147            mode = NavigationChange.Mode.PHOTO_SPHERE;
2148        }
2149        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_panorama)) {
2150            mode = NavigationChange.Mode.PANORAMA;
2151        }
2152        if (mFilmstripVisible) {
2153            mode = NavigationChange.Mode.FILMSTRIP;
2154        }
2155        return mode;
2156    }
2157
2158    private void openModule(CameraModule module) {
2159        module.init(this, isSecureCamera(), isCaptureIntent());
2160        module.hardResetSettings(mSettingsManager);
2161        module.resume();
2162        UsageStatistics.instance().changeScreen(currentUserInterfaceMode(),
2163                NavigationChange.InteractionCause.BUTTON);
2164        updatePreviewVisibility();
2165    }
2166
2167    private void closeModule(CameraModule module) {
2168        module.pause();
2169        mCameraAppUI.clearModuleUI();
2170    }
2171
2172    private void performDeletion() {
2173        if (!mPendingDeletion) {
2174            return;
2175        }
2176        hideUndoDeletionBar(false);
2177        mDataAdapter.executeDeletion();
2178    }
2179
2180    public void showUndoDeletionBar() {
2181        if (mPendingDeletion) {
2182            performDeletion();
2183        }
2184        Log.v(TAG, "showing undo bar");
2185        mPendingDeletion = true;
2186        if (mUndoDeletionBar == null) {
2187            ViewGroup v = (ViewGroup) getLayoutInflater().inflate(R.layout.undo_bar,
2188                    mAboveFilmstripControlLayout, true);
2189            mUndoDeletionBar = (ViewGroup) v.findViewById(R.id.camera_undo_deletion_bar);
2190            View button = mUndoDeletionBar.findViewById(R.id.camera_undo_deletion_button);
2191            button.setOnClickListener(new View.OnClickListener() {
2192                @Override
2193                public void onClick(View view) {
2194                    mDataAdapter.undoDataRemoval();
2195                    hideUndoDeletionBar(true);
2196                }
2197            });
2198            // Setting undo bar clickable to avoid touch events going through
2199            // the bar to the buttons (eg. edit button, etc) underneath the bar.
2200            mUndoDeletionBar.setClickable(true);
2201            // When there is user interaction going on with the undo button, we
2202            // do not want to hide the undo bar.
2203            button.setOnTouchListener(new View.OnTouchListener() {
2204                @Override
2205                public boolean onTouch(View v, MotionEvent event) {
2206                    if (event.getActionMasked() == MotionEvent.ACTION_DOWN) {
2207                        mIsUndoingDeletion = true;
2208                    } else if (event.getActionMasked() == MotionEvent.ACTION_UP) {
2209                        mIsUndoingDeletion = false;
2210                    }
2211                    return false;
2212                }
2213            });
2214        }
2215        mUndoDeletionBar.setAlpha(0f);
2216        mUndoDeletionBar.setVisibility(View.VISIBLE);
2217        mUndoDeletionBar.animate().setDuration(200).alpha(1f).setListener(null).start();
2218    }
2219
2220    private void hideUndoDeletionBar(boolean withAnimation) {
2221        Log.v(TAG, "Hiding undo deletion bar");
2222        mPendingDeletion = false;
2223        if (mUndoDeletionBar != null) {
2224            if (withAnimation) {
2225                mUndoDeletionBar.animate().setDuration(200).alpha(0f)
2226                        .setListener(new Animator.AnimatorListener() {
2227                            @Override
2228                            public void onAnimationStart(Animator animation) {
2229                                // Do nothing.
2230                            }
2231
2232                            @Override
2233                            public void onAnimationEnd(Animator animation) {
2234                                mUndoDeletionBar.setVisibility(View.GONE);
2235                            }
2236
2237                            @Override
2238                            public void onAnimationCancel(Animator animation) {
2239                                // Do nothing.
2240                            }
2241
2242                            @Override
2243                            public void onAnimationRepeat(Animator animation) {
2244                                // Do nothing.
2245                            }
2246                        }).start();
2247            } else {
2248                mUndoDeletionBar.setVisibility(View.GONE);
2249            }
2250        }
2251    }
2252
2253    @Override
2254    public void onOrientationChanged(int orientation) {
2255        // We keep the last known orientation. So if the user first orient
2256        // the camera then point the camera to floor or sky, we still have
2257        // the correct orientation.
2258        if (orientation == OrientationManager.ORIENTATION_UNKNOWN) {
2259            return;
2260        }
2261        mLastRawOrientation = orientation;
2262        if (mCurrentModule != null) {
2263            mCurrentModule.onOrientationChanged(orientation);
2264        }
2265    }
2266
2267    /**
2268     * Enable/disable swipe-to-filmstrip. Will always disable swipe if in
2269     * capture intent.
2270     *
2271     * @param enable {@code true} to enable swipe.
2272     */
2273    public void setSwipingEnabled(boolean enable) {
2274        // TODO: Bring back the functionality.
2275        if (isCaptureIntent()) {
2276            // lockPreview(true);
2277        } else {
2278            // lockPreview(!enable);
2279        }
2280    }
2281
2282    // Accessor methods for getting latency times used in performance testing
2283    public long getFirstPreviewTime() {
2284        if (mCurrentModule instanceof PhotoModule) {
2285            long coverHiddenTime = getCameraAppUI().getCoverHiddenTime();
2286            if (coverHiddenTime != -1) {
2287                return coverHiddenTime - mOnCreateTime;
2288            }
2289        }
2290        return -1;
2291    }
2292
2293    public long getAutoFocusTime() {
2294        return (mCurrentModule instanceof PhotoModule) ?
2295                ((PhotoModule) mCurrentModule).mAutoFocusTime : -1;
2296    }
2297
2298    public long getShutterLag() {
2299        return (mCurrentModule instanceof PhotoModule) ?
2300                ((PhotoModule) mCurrentModule).mShutterLag : -1;
2301    }
2302
2303    public long getShutterToPictureDisplayedTime() {
2304        return (mCurrentModule instanceof PhotoModule) ?
2305                ((PhotoModule) mCurrentModule).mShutterToPictureDisplayedTime : -1;
2306    }
2307
2308    public long getPictureDisplayedToJpegCallbackTime() {
2309        return (mCurrentModule instanceof PhotoModule) ?
2310                ((PhotoModule) mCurrentModule).mPictureDisplayedToJpegCallbackTime : -1;
2311    }
2312
2313    public long getJpegCallbackFinishTime() {
2314        return (mCurrentModule instanceof PhotoModule) ?
2315                ((PhotoModule) mCurrentModule).mJpegCallbackFinishTime : -1;
2316    }
2317
2318    public long getCaptureStartTime() {
2319        return (mCurrentModule instanceof PhotoModule) ?
2320                ((PhotoModule) mCurrentModule).mCaptureStartTime : -1;
2321    }
2322
2323    public boolean isRecording() {
2324        return (mCurrentModule instanceof VideoModule) ?
2325                ((VideoModule) mCurrentModule).isRecording() : false;
2326    }
2327
2328    public CameraManager.CameraOpenCallback getCameraOpenErrorCallback() {
2329        return mCameraController;
2330    }
2331
2332    // For debugging purposes only.
2333    public CameraModule getCurrentModule() {
2334        return mCurrentModule;
2335    }
2336
2337    @Override
2338    public void showTutorial(AbstractTutorialOverlay tutorial) {
2339        mCameraAppUI.showTutorial(tutorial, getLayoutInflater());
2340    }
2341
2342    /**
2343     * Reads the current location recording settings and passes it on to the
2344     * location manager.
2345     */
2346    public void syncLocationManagerSetting() {
2347        mSettingsManager.syncLocationManager(mLocationManager);
2348    }
2349
2350    private void keepScreenOnForAWhile() {
2351        if (mKeepScreenOn) {
2352            return;
2353        }
2354        mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
2355        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
2356        mMainHandler.sendEmptyMessageDelayed(MSG_CLEAR_SCREEN_ON_FLAG, SCREEN_DELAY_MS);
2357    }
2358
2359    private void resetScreenOn() {
2360        mKeepScreenOn = false;
2361        mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
2362        getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
2363    }
2364
2365    /**
2366     * @return {@code true} if the Gallery is launched successfully.
2367     */
2368    private boolean startGallery() {
2369        if (mGalleryIntent == null) {
2370            return false;
2371        }
2372        try {
2373            UsageStatistics.instance().changeScreen(NavigationChange.Mode.GALLERY,
2374                    NavigationChange.InteractionCause.BUTTON);
2375            Intent startGalleryIntent = new Intent(mGalleryIntent);
2376            int currentDataId = mFilmstripController.getCurrentId();
2377            LocalData currentLocalData = mDataAdapter.getLocalData(currentDataId);
2378            if (currentLocalData != null) {
2379                GalleryHelper.setContentUri(startGalleryIntent, currentLocalData.getUri());
2380            }
2381            launchActivityByIntent(startGalleryIntent);
2382        } catch (ActivityNotFoundException e) {
2383            Log.w(TAG, "Failed to launch gallery activity, closing");
2384        }
2385        return false;
2386    }
2387
2388    private void setNfcBeamPushUriFromData(LocalData data) {
2389        final Uri uri = data.getUri();
2390        if (uri != Uri.EMPTY) {
2391            mNfcPushUris[0] = uri;
2392        } else {
2393            mNfcPushUris[0] = null;
2394        }
2395    }
2396
2397    /**
2398     * Updates the visibility of the filmstrip bottom controls and action bar.
2399     */
2400    private void updateUiByData(final int dataId) {
2401        final LocalData currentData = mDataAdapter.getLocalData(dataId);
2402        if (currentData == null) {
2403            Log.w(TAG, "Current data ID not found.");
2404            hideSessionProgress();
2405            return;
2406        }
2407        updateActionBarMenu(currentData);
2408
2409        /* Bottom controls. */
2410        updateBottomControlsByData(currentData);
2411
2412        if (isSecureCamera()) {
2413            // We cannot show buttons in secure camera since go to other
2414            // activities might create a security hole.
2415            mCameraAppUI.getFilmstripBottomControls().hideControls();
2416            return;
2417        }
2418
2419
2420        setNfcBeamPushUriFromData(currentData);
2421
2422        if (!mDataAdapter.isMetadataUpdated(dataId)) {
2423            mDataAdapter.updateMetadata(dataId);
2424        }
2425    }
2426
2427    /**
2428     * Updates the bottom controls based on the data.
2429     */
2430    private void updateBottomControlsByData(final LocalData currentData) {
2431
2432        final CameraAppUI.BottomPanel filmstripBottomPanel =
2433                mCameraAppUI.getFilmstripBottomControls();
2434        filmstripBottomPanel.showControls();
2435        filmstripBottomPanel.setEditButtonVisibility(
2436                currentData.isDataActionSupported(LocalData.DATA_ACTION_EDIT));
2437        filmstripBottomPanel.setShareButtonVisibility(
2438                currentData.isDataActionSupported(LocalData.DATA_ACTION_SHARE));
2439        filmstripBottomPanel.setDeleteButtonVisibility(
2440                currentData.isDataActionSupported(LocalData.DATA_ACTION_DELETE));
2441
2442        /* Progress bar */
2443
2444        Uri contentUri = currentData.getUri();
2445        CaptureSessionManager sessionManager = getServices()
2446                .getCaptureSessionManager();
2447
2448        if (sessionManager.hasErrorMessage(contentUri)) {
2449            showProcessError(sessionManager.getErrorMesage(contentUri));
2450        } else {
2451            filmstripBottomPanel.hideProgressError();
2452            CaptureSession session = sessionManager.getSession(contentUri);
2453
2454            if (session != null) {
2455                int sessionProgress = session.getProgress();
2456
2457                if (sessionProgress < 0) {
2458                    hideSessionProgress();
2459                } else {
2460                    CharSequence progressMessage = session.getProgressMessage();
2461                    showSessionProgress(progressMessage);
2462                    updateSessionProgress(sessionProgress);
2463                }
2464            } else {
2465                hideSessionProgress();
2466            }
2467        }
2468
2469        /* View button */
2470
2471        // We need to add this to a separate DB.
2472        final int viewButtonVisibility;
2473        if (PanoramaMetadataLoader.isPanoramaAndUseViewer(currentData)) {
2474            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_PHOTO_SPHERE;
2475        } else if (RgbzMetadataLoader.hasRGBZData(currentData)) {
2476            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_REFOCUS;
2477        } else {
2478            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_NONE;
2479        }
2480
2481        filmstripBottomPanel.setTinyPlanetEnabled(
2482                PanoramaMetadataLoader.isPanorama360(currentData));
2483        filmstripBottomPanel.setViewerButtonVisibility(viewButtonVisibility);
2484    }
2485
2486    private class PeekAnimationHandler extends Handler {
2487        private class DataAndCallback {
2488            LocalData mData;
2489            com.android.camera.util.Callback<Bitmap> mCallback;
2490
2491            public DataAndCallback(LocalData data, com.android.camera.util.Callback<Bitmap>
2492                    callback) {
2493                mData = data;
2494                mCallback = callback;
2495            }
2496        }
2497
2498        public PeekAnimationHandler(Looper looper) {
2499            super(looper);
2500        }
2501
2502        /**
2503         * Starts the animation decoding job and posts a {@code Runnable} back
2504         * when when the decoding is done.
2505         *
2506         * @param data The data item to decode the thumbnail for.
2507         * @param callback {@link com.android.camera.util.Callback} after the
2508         *                 decoding is done.
2509         */
2510        public void startDecodingJob(final LocalData data,
2511                final com.android.camera.util.Callback<Bitmap> callback) {
2512            PeekAnimationHandler.this.obtainMessage(0 /** dummy integer **/,
2513                    new DataAndCallback(data, callback)).sendToTarget();
2514        }
2515
2516        @Override
2517        public void handleMessage(Message msg) {
2518            final LocalData data = ((DataAndCallback) msg.obj).mData;
2519            final com.android.camera.util.Callback<Bitmap> callback =
2520                    ((DataAndCallback) msg.obj).mCallback;
2521            if (data == null || callback == null) {
2522                return;
2523            }
2524
2525            final Bitmap bitmap;
2526            switch (data.getLocalDataType()) {
2527                case LocalData.LOCAL_IN_PROGRESS_DATA:
2528                    byte[] jpegData = Storage.getJpegForSession(data.getUri());
2529                    if (jpegData != null) {
2530                        bitmap = BitmapFactory.decodeByteArray(jpegData, 0, jpegData.length);
2531                    } else {
2532                        bitmap = null;
2533                    }
2534                    break;
2535
2536                case LocalData.LOCAL_IMAGE:
2537                    FileInputStream stream;
2538                    try {
2539                        stream = new FileInputStream(data.getPath());
2540                    } catch (FileNotFoundException e) {
2541                        Log.e(TAG, "File not found:" + data.getPath());
2542                        return;
2543                    }
2544                    Point dim = CameraUtil.resizeToFill(data.getWidth(), data.getHeight(),
2545                            data.getRotation(), mAboveFilmstripControlLayout.getWidth(),
2546                            mAboveFilmstripControlLayout.getMeasuredHeight());
2547                    if (data.getRotation() % 180 != 0) {
2548                        int dummy = dim.x;
2549                        dim.x = dim.y;
2550                        dim.y = dummy;
2551                    }
2552                    bitmap = LocalDataUtil
2553                            .loadImageThumbnailFromStream(stream, data.getWidth(), data.getHeight(),
2554                                    (int) (dim.x * 0.7f), (int) (dim.y * 0.7),
2555                                    data.getRotation(), MAX_PEEK_BITMAP_PIXELS);
2556                    break;
2557
2558                case LocalData.LOCAL_VIDEO:
2559                    bitmap = LocalDataUtil.loadVideoThumbnail(data.getPath());
2560                    break;
2561
2562                default:
2563                    bitmap = null;
2564                    break;
2565            }
2566
2567            if (bitmap == null) {
2568                return;
2569            }
2570
2571            mMainHandler.post(new Runnable() {
2572                @Override
2573                public void run() {
2574                    callback.onCallback(bitmap);
2575                }
2576            });
2577        }
2578    }
2579
2580    private void showDetailsDialog(int dataId) {
2581        final LocalData data = mDataAdapter.getLocalData(dataId);
2582        if (data == null) {
2583            return;
2584        }
2585        MediaDetails details = data.getMediaDetails(getAndroidContext());
2586        if (details == null) {
2587            return;
2588        }
2589        Dialog detailDialog = DetailsDialog.create(CameraActivity.this, details);
2590        detailDialog.show();
2591        UsageStatistics.instance().mediaInteraction(
2592                fileNameFromDataID(dataId), MediaInteraction.InteractionType.DETAILS,
2593                NavigationChange.InteractionCause.BUTTON, fileAgeFromDataID(dataId));
2594    }
2595
2596    /**
2597     * Show or hide action bar items depending on current data type.
2598     */
2599    private void updateActionBarMenu(LocalData data) {
2600        if (mActionBarMenu == null) {
2601            return;
2602        }
2603
2604        MenuItem detailsMenuItem = mActionBarMenu.findItem(R.id.action_details);
2605        if (detailsMenuItem == null) {
2606            return;
2607        }
2608
2609        int type = data.getLocalDataType();
2610        boolean showDetails = (type == LocalData.LOCAL_IMAGE) || (type == LocalData.LOCAL_VIDEO);
2611        detailsMenuItem.setVisible(showDetails);
2612    }
2613}
2614