CameraActivity.java revision c2e6813aadeb94f8ec7f093e56c986aac796e783 
1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17
18package com.android.camera;
19
20import android.animation.Animator;
21import android.annotation.TargetApi;
22import android.app.ActionBar;
23import android.app.Activity;
24import android.app.AlertDialog;
25import android.app.Dialog;
26import android.content.ActivityNotFoundException;
27import android.content.BroadcastReceiver;
28import android.content.ContentResolver;
29import android.content.Context;
30import android.content.Intent;
31import android.content.IntentFilter;
32import android.content.pm.ActivityInfo;
33import android.content.pm.PackageManager;
34import android.content.res.Configuration;
35import android.graphics.Bitmap;
36import android.graphics.BitmapFactory;
37import android.graphics.Matrix;
38import android.graphics.Point;
39import android.graphics.RectF;
40import android.graphics.SurfaceTexture;
41import android.graphics.drawable.Drawable;
42import android.net.Uri;
43import android.nfc.NfcAdapter;
44import android.nfc.NfcAdapter.CreateBeamUrisCallback;
45import android.nfc.NfcEvent;
46import android.os.AsyncTask;
47import android.os.Build;
48import android.os.Bundle;
49import android.os.Handler;
50import android.os.HandlerThread;
51import android.os.Looper;
52import android.os.Message;
53import android.provider.MediaStore;
54import android.provider.Settings;
55import android.text.TextUtils;
56import android.util.CameraPerformanceTracker;
57import android.view.ContextMenu;
58import android.view.ContextMenu.ContextMenuInfo;
59import android.view.KeyEvent;
60import android.view.Menu;
61import android.view.MenuInflater;
62import android.view.MenuItem;
63import android.view.MotionEvent;
64import android.view.View;
65import android.view.View.OnSystemUiVisibilityChangeListener;
66import android.view.ViewGroup;
67import android.view.Window;
68import android.view.WindowManager;
69import android.widget.FrameLayout;
70import android.widget.ImageView;
71import android.widget.ShareActionProvider;
72
73import com.android.camera.app.AppController;
74import com.android.camera.app.CameraAppUI;
75import com.android.camera.app.CameraController;
76import com.android.camera.app.CameraProvider;
77import com.android.camera.app.CameraServices;
78import com.android.camera.app.LocationManager;
79import com.android.camera.app.MemoryManager;
80import com.android.camera.app.MemoryQuery;
81import com.android.camera.app.ModuleManager;
82import com.android.camera.app.ModuleManagerImpl;
83import com.android.camera.app.MotionManager;
84import com.android.camera.app.OrientationManager;
85import com.android.camera.app.OrientationManagerImpl;
86import com.android.camera.data.CameraDataAdapter;
87import com.android.camera.data.FixedLastDataAdapter;
88import com.android.camera.data.LocalData;
89import com.android.camera.data.LocalDataAdapter;
90import com.android.camera.data.LocalDataUtil;
91import com.android.camera.data.LocalDataViewType;
92import com.android.camera.data.LocalMediaData;
93import com.android.camera.data.LocalMediaObserver;
94import com.android.camera.data.LocalSessionData;
95import com.android.camera.data.MediaDetails;
96import com.android.camera.data.MetadataLoader;
97import com.android.camera.data.PanoramaMetadataLoader;
98import com.android.camera.data.RgbzMetadataLoader;
99import com.android.camera.data.SimpleViewData;
100import com.android.camera.debug.Log;
101import com.android.camera.filmstrip.FilmstripContentPanel;
102import com.android.camera.filmstrip.FilmstripController;
103import com.android.camera.hardware.HardwareSpec;
104import com.android.camera.hardware.HardwareSpecImpl;
105import com.android.camera.module.ModuleController;
106import com.android.camera.module.ModulesInfo;
107import com.android.camera.one.OneCameraManager;
108import com.android.camera.session.CaptureSession;
109import com.android.camera.session.CaptureSessionManager;
110import com.android.camera.session.CaptureSessionManager.SessionListener;
111import com.android.camera.settings.AppUpgrader;
112import com.android.camera.settings.CameraSettingsActivity;
113import com.android.camera.settings.Keys;
114import com.android.camera.settings.SettingsManager;
115import com.android.camera.settings.SettingsUtil;
116import com.android.camera.tinyplanet.TinyPlanetFragment;
117import com.android.camera.ui.AbstractTutorialOverlay;
118import com.android.camera.ui.DetailsDialog;
119import com.android.camera.ui.MainActivityLayout;
120import com.android.camera.ui.ModeListView;
121import com.android.camera.ui.ModeListView.ModeListVisibilityChangedListener;
122import com.android.camera.ui.PreviewStatusListener;
123import com.android.camera.util.ApiHelper;
124import com.android.camera.util.Callback;
125import com.android.camera.util.CameraUtil;
126import com.android.camera.util.FeedbackHelper;
127import com.android.camera.util.GalleryHelper;
128import com.android.camera.util.GcamHelper;
129import com.android.camera.util.GoogleHelpHelper;
130import com.android.camera.util.IntentHelper;
131import com.android.camera.util.PhotoSphereHelper.PanoramaViewHelper;
132import com.android.camera.util.ReleaseDialogHelper;
133import com.android.camera.util.UsageStatistics;
134import com.android.camera.widget.FilmstripView;
135import com.android.camera.widget.Preloader;
136import com.android.camera2.R;
137import com.android.ex.camera2.portability.CameraAgent;
138import com.android.ex.camera2.portability.CameraAgentFactory;
139import com.android.ex.camera2.portability.CameraSettings;
140import com.bumptech.glide.Glide;
141import com.bumptech.glide.GlideBuilder;
142import com.bumptech.glide.MemoryCategory;
143import com.bumptech.glide.load.engine.executor.FifoPriorityThreadPoolExecutor;
144import com.google.common.logging.eventprotos;
145import com.google.common.logging.eventprotos.ForegroundEvent.ForegroundSource;
146import com.google.common.logging.eventprotos.MediaInteraction;
147import com.google.common.logging.eventprotos.NavigationChange;
148
149import java.io.File;
150import java.io.FileInputStream;
151import java.io.FileNotFoundException;
152import java.lang.ref.WeakReference;
153import java.util.ArrayList;
154import java.util.HashMap;
155import java.util.List;
156import java.util.concurrent.TimeUnit;
157
158public class CameraActivity extends Activity
159        implements AppController, CameraAgent.CameraOpenCallback,
160        ActionBar.OnMenuVisibilityListener, ShareActionProvider.OnShareTargetSelectedListener,
161        OrientationManager.OnOrientationChangeListener {
162
163    private static final Log.Tag TAG = new Log.Tag("CameraActivity");
164
165    private static final String INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE =
166            "android.media.action.STILL_IMAGE_CAMERA_SECURE";
167    public static final String ACTION_IMAGE_CAPTURE_SECURE =
168            "android.media.action.IMAGE_CAPTURE_SECURE";
169
170    // The intent extra for camera from secure lock screen. True if the gallery
171    // should only show newly captured pictures. sSecureAlbumId does not
172    // increment. This is used when switching between camera, camcorder, and
173    // panorama. If the extra is not set, it is in the normal camera mode.
174    public static final String SECURE_CAMERA_EXTRA = "secure_camera";
175
176    public static final String MODULE_SCOPE_PREFIX = "_preferences_module_";
177    public static final String CAMERA_SCOPE_PREFIX = "_preferences_camera_";
178
179    /**
180     * Request code from an activity we started that indicated that we do not
181     * want to reset the view to the preview in onResume.
182     */
183    public static final int REQ_CODE_DONT_SWITCH_TO_PREVIEW = 142;
184
185    public static final int REQ_CODE_GCAM_DEBUG_POSTCAPTURE = 999;
186
187    private static final int MSG_CLEAR_SCREEN_ON_FLAG = 2;
188    private static final long SCREEN_DELAY_MS = 2 * 60 * 1000; // 2 mins.
189    private static final int MAX_PEEK_BITMAP_PIXELS = 1600000; // 1.6 * 4 MBs.
190    /** Load metadata for 10 items ahead of our current. */
191    private static final int FILMSTRIP_PRELOAD_AHEAD_ITEMS = 10;
192
193    /** Should be used wherever a context is needed. */
194    private Context mAppContext;
195
196    /**
197     * Whether onResume should reset the view to the preview.
198     */
199    private boolean mResetToPreviewOnResume = true;
200
201    /**
202     * This data adapter is used by FilmStripView.
203     */
204    private LocalDataAdapter mDataAdapter;
205
206    private SettingsManager mSettingsManager;
207    private ModeListView mModeListView;
208    private boolean mModeListVisible = false;
209    private int mCurrentModeIndex;
210    private CameraModule mCurrentModule;
211    private ModuleManagerImpl mModuleManager;
212    private FrameLayout mAboveFilmstripControlLayout;
213    private FilmstripController mFilmstripController;
214    private boolean mFilmstripVisible;
215    /** Whether the filmstrip fully covers the preview. */
216    private boolean mFilmstripCoversPreview = false;
217    private int mResultCodeForTesting;
218    private Intent mResultDataForTesting;
219    private OnScreenHint mStorageHint;
220    private final Object mStorageSpaceLock = new Object();
221    private long mStorageSpaceBytes = Storage.LOW_STORAGE_THRESHOLD_BYTES;
222    private boolean mAutoRotateScreen;
223    private boolean mSecureCamera;
224    private int mLastRawOrientation;
225    private OrientationManagerImpl mOrientationManager;
226    private LocationManager mLocationManager;
227    private ButtonManager mButtonManager;
228    private Handler mMainHandler;
229    private PanoramaViewHelper mPanoramaViewHelper;
230    private ActionBar mActionBar;
231    private ViewGroup mUndoDeletionBar;
232    private boolean mIsUndoingDeletion = false;
233    private boolean mIsActivityRunning = false;
234
235    private final Uri[] mNfcPushUris = new Uri[1];
236
237    private LocalMediaObserver mLocalImagesObserver;
238    private LocalMediaObserver mLocalVideosObserver;
239
240    private boolean mPendingDeletion = false;
241
242    private CameraController mCameraController;
243    private boolean mPaused;
244    private CameraAppUI mCameraAppUI;
245
246    private PeekAnimationHandler mPeekAnimationHandler;
247    private HandlerThread mPeekAnimationThread;
248
249    private FeedbackHelper mFeedbackHelper;
250
251    private Intent mGalleryIntent;
252    private long mOnCreateTime;
253
254    private Menu mActionBarMenu;
255    private Preloader<Integer, AsyncTask> mPreloader;
256
257    private static final int LIGHTS_OUT_DELAY_MS = 4000;
258    private final int BASE_SYS_UI_VISIBILITY =
259        View.SYSTEM_UI_FLAG_FULLSCREEN
260        | View.SYSTEM_UI_FLAG_LAYOUT_STABLE;
261    private final Runnable mLightsOutRunnable = new Runnable() {
262        @Override
263        public void run() {
264            getWindow().getDecorView().setSystemUiVisibility(
265                    BASE_SYS_UI_VISIBILITY | View.SYSTEM_UI_FLAG_LOW_PROFILE);
266        }
267    };
268    private MemoryManager mMemoryManager;
269    private MotionManager mMotionManager;
270
271    @Override
272    public CameraAppUI getCameraAppUI() {
273        return mCameraAppUI;
274    }
275
276    @Override
277    public ModuleManager getModuleManager() {
278        return mModuleManager;
279    }
280
281    // close activity when screen turns off
282    private final BroadcastReceiver mScreenOffReceiver = new BroadcastReceiver() {
283        @Override
284        public void onReceive(Context context, Intent intent) {
285            finish();
286        }
287    };
288
289    /**
290     * Whether the screen is kept turned on.
291     */
292    private boolean mKeepScreenOn;
293    private int mLastLayoutOrientation;
294    private final CameraAppUI.BottomPanel.Listener mMyFilmstripBottomControlListener =
295            new CameraAppUI.BottomPanel.Listener() {
296
297                /**
298                 * If the current photo is a photo sphere, this will launch the
299                 * Photo Sphere panorama viewer.
300                 */
301                @Override
302                public void onExternalViewer() {
303                    if (mPanoramaViewHelper == null) {
304                        return;
305                    }
306                    final LocalData data = getCurrentLocalData();
307                    if (data == null) {
308                        Log.w(TAG, "Cannot open null data.");
309                        return;
310                    }
311                    final Uri contentUri = data.getUri();
312                    if (contentUri == Uri.EMPTY) {
313                        Log.w(TAG, "Cannot open empty URL.");
314                        return;
315                    }
316
317                    if (PanoramaMetadataLoader.isPanoramaAndUseViewer(data)) {
318                        mPanoramaViewHelper.showPanorama(CameraActivity.this, contentUri);
319                    } else if (RgbzMetadataLoader.hasRGBZData(data)) {
320                        mPanoramaViewHelper.showRgbz(contentUri);
321                        if (mSettingsManager.getBoolean(SettingsManager.SCOPE_GLOBAL,
322                                Keys.KEY_SHOULD_SHOW_REFOCUS_VIEWER_CLING)) {
323                            mSettingsManager.set(SettingsManager.SCOPE_GLOBAL,
324                                    Keys.KEY_SHOULD_SHOW_REFOCUS_VIEWER_CLING, false);
325                            mCameraAppUI.clearClingForViewer(
326                                    CameraAppUI.BottomPanel.VIEWER_REFOCUS);
327                        }
328                    }
329                }
330
331                @Override
332                public void onEdit() {
333                    LocalData data = getCurrentLocalData();
334                    if (data == null) {
335                        Log.w(TAG, "Cannot edit null data.");
336                        return;
337                    }
338                    final int currentDataId = getCurrentDataId();
339                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(currentDataId),
340                            MediaInteraction.InteractionType.EDIT,
341                            NavigationChange.InteractionCause.BUTTON,
342                            fileAgeFromDataID(currentDataId));
343                    launchEditor(data);
344                }
345
346                @Override
347                public void onTinyPlanet() {
348                    LocalData data = getCurrentLocalData();
349                    if (data == null) {
350                        Log.w(TAG, "Cannot edit tiny planet on null data.");
351                        return;
352                    }
353                    launchTinyPlanetEditor(data);
354                }
355
356                @Override
357                public void onDelete() {
358                    final int currentDataId = getCurrentDataId();
359                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(currentDataId),
360                            MediaInteraction.InteractionType.DELETE,
361                            NavigationChange.InteractionCause.BUTTON,
362                            fileAgeFromDataID(currentDataId));
363                    removeData(currentDataId);
364                }
365
366                @Override
367                public void onShare() {
368                    final LocalData data = getCurrentLocalData();
369                    if (data == null) {
370                        Log.w(TAG, "Cannot share null data.");
371                        return;
372                    }
373
374                    final int currentDataId = getCurrentDataId();
375                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(currentDataId),
376                            MediaInteraction.InteractionType.SHARE,
377                            NavigationChange.InteractionCause.BUTTON,
378                            fileAgeFromDataID(currentDataId));
379                    // If applicable, show release information before this item
380                    // is shared.
381                    if (ReleaseDialogHelper.shouldShowReleaseInfoDialogOnShare(data)) {
382                        ReleaseDialogHelper.showReleaseInfoDialog(CameraActivity.this,
383                                new Callback<Void>() {
384                                    @Override
385                                    public void onCallback(Void result) {
386                                        share(data);
387                                    }
388                                });
389                    } else {
390                        share(data);
391                    }
392                }
393
394                private void share(LocalData data) {
395                    Intent shareIntent = getShareIntentByData(data);
396                    if (shareIntent != null) {
397                        try {
398                            launchActivityByIntent(shareIntent);
399                            mCameraAppUI.getFilmstripBottomControls().setShareEnabled(false);
400                        } catch (ActivityNotFoundException ex) {
401                            // Nothing.
402                        }
403                    }
404                }
405
406                private int getCurrentDataId() {
407                    return mFilmstripController.getCurrentId();
408                }
409
410                private LocalData getCurrentLocalData() {
411                    return mDataAdapter.getLocalData(getCurrentDataId());
412                }
413
414                /**
415                 * Sets up the share intent and NFC properly according to the
416                 * data.
417                 *
418                 * @param data The data to be shared.
419                 */
420                private Intent getShareIntentByData(final LocalData data) {
421                    Intent intent = null;
422                    final Uri contentUri = data.getUri();
423                    final String msgShareTo = getResources().getString(R.string.share_to);
424
425                    if (PanoramaMetadataLoader.isPanorama360(data) &&
426                            data.getUri() != Uri.EMPTY) {
427                        intent = new Intent(Intent.ACTION_SEND);
428                        intent.setType("application/vnd.google.panorama360+jpg");
429                        intent.putExtra(Intent.EXTRA_STREAM, contentUri);
430                    } else if (data.isDataActionSupported(LocalData.DATA_ACTION_SHARE)) {
431                        final String mimeType = data.getMimeType();
432                        intent = getShareIntentFromType(mimeType);
433                        if (intent != null) {
434                            intent.putExtra(Intent.EXTRA_STREAM, contentUri);
435                            intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
436                        }
437                        intent = Intent.createChooser(intent, msgShareTo);
438                    }
439                    return intent;
440                }
441
442                /**
443                 * Get the share intent according to the mimeType
444                 *
445                 * @param mimeType The mimeType of current data.
446                 * @return the video/image's ShareIntent or null if mimeType is
447                 *         invalid.
448                 */
449                private Intent getShareIntentFromType(String mimeType) {
450                    // Lazily create the intent object.
451                    Intent intent = new Intent(Intent.ACTION_SEND);
452                    if (mimeType.startsWith("video/")) {
453                        intent.setType("video/*");
454                    } else {
455                        if (mimeType.startsWith("image/")) {
456                            intent.setType("image/*");
457                        } else {
458                            Log.w(TAG, "unsupported mimeType " + mimeType);
459                        }
460                    }
461                    return intent;
462                }
463
464                @Override
465                public void onProgressErrorClicked() {
466                    LocalData data = getCurrentLocalData();
467                    getServices().getCaptureSessionManager().removeErrorMessage(
468                            data.getUri());
469                    updateBottomControlsByData(data);
470                }
471            };
472
473    @Override
474    public void onCameraOpened(CameraAgent.CameraProxy camera) {
475        if (mPaused) {
476            return;
477        }
478        /**
479         * The current UI requires that the flash option visibility in front-facing
480         * camera be
481         *   * disabled if back facing camera supports flash
482         *   * hidden if back facing camera does not support flash
483         * We save whether back facing camera supports flash because we cannot get
484         * this in front facing camera without a camera switch.
485         *
486         * If this preference is cleared, we also need to clear the camera facing
487         * setting so we default to opening the camera in back facing camera, and
488         * can save this flash support value again.
489         */
490        if (!mSettingsManager.isSet(SettingsManager.SCOPE_GLOBAL,
491                                    Keys.KEY_FLASH_SUPPORTED_BACK_CAMERA)) {
492            HardwareSpec hardware =
493                    new HardwareSpecImpl(getCameraProvider(), camera.getCapabilities());
494            mSettingsManager.set(SettingsManager.SCOPE_GLOBAL,
495                                 Keys.KEY_FLASH_SUPPORTED_BACK_CAMERA,
496                                 hardware.isFlashSupported());
497        }
498
499        if (!mModuleManager.getModuleAgent(mCurrentModeIndex).requestAppForCamera()) {
500            // We shouldn't be here. Just close the camera and leave.
501            mCameraController.closeCamera(false);
502            throw new IllegalStateException("Camera opened but the module shouldn't be " +
503                    "requesting");
504        }
505        if (mCurrentModule != null) {
506            resetExposureCompensationToDefault(camera);
507            mCurrentModule.onCameraAvailable(camera);
508        }
509        mCameraAppUI.onChangeCamera();
510    }
511
512    private void resetExposureCompensationToDefault(CameraAgent.CameraProxy camera) {
513        // Reset the exposure compensation before handing the camera to module.
514        CameraSettings cameraSettings = camera.getSettings();
515        cameraSettings.setExposureCompensationIndex(0);
516        camera.applySettings(cameraSettings);
517    }
518
519    @Override
520    public void onCameraDisabled(int cameraId) {
521        UsageStatistics.instance().cameraFailure(eventprotos.CameraFailure.FailureReason.SECURITY,
522                null);
523        Log.w(TAG, "Camera disabled: " + cameraId);
524        CameraUtil.showErrorAndFinish(this, R.string.camera_disabled);
525    }
526
527    @Override
528    public void onDeviceOpenFailure(int cameraId, String info) {
529        UsageStatistics.instance().cameraFailure(
530                eventprotos.CameraFailure.FailureReason.OPEN_FAILURE, info);
531        Log.w(TAG, "Camera open failure: " + info);
532        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
533    }
534
535    @Override
536    public void onDeviceOpenedAlready(int cameraId, String info) {
537        Log.w(TAG, "Camera open already: " + cameraId + "," + info);
538        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
539    }
540
541    @Override
542    public void onReconnectionFailure(CameraAgent mgr, String info) {
543        UsageStatistics.instance().cameraFailure(
544                eventprotos.CameraFailure.FailureReason.RECONNECT_FAILURE, null);
545        Log.w(TAG, "Camera reconnection failure:" + info);
546        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
547    }
548
549    private static class MainHandler extends Handler {
550        final WeakReference<CameraActivity> mActivity;
551
552        public MainHandler(CameraActivity activity, Looper looper) {
553            super(looper);
554            mActivity = new WeakReference<CameraActivity>(activity);
555        }
556
557        @Override
558        public void handleMessage(Message msg) {
559            CameraActivity activity = mActivity.get();
560            if (activity == null) {
561                return;
562            }
563            switch (msg.what) {
564
565                case MSG_CLEAR_SCREEN_ON_FLAG: {
566                    if (!activity.mPaused) {
567                        activity.getWindow().clearFlags(
568                                WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
569                    }
570                    break;
571                }
572            }
573        }
574    }
575
576    private String fileNameFromDataID(int dataID) {
577        final LocalData localData = mDataAdapter.getLocalData(dataID);
578        if (localData == null) {
579            return "";
580        }
581
582        File localFile = new File(localData.getPath());
583        return localFile.getName();
584    }
585
586    private float fileAgeFromDataID(int dataID) {
587        final LocalData localData = mDataAdapter.getLocalData(dataID);
588        if (localData == null) {
589            return 0;
590        }
591
592        File localFile = new File(localData.getPath());
593        return 0.001f * (System.currentTimeMillis() - localFile.lastModified());
594    }
595
596    private final FilmstripContentPanel.Listener mFilmstripListener =
597            new FilmstripContentPanel.Listener() {
598
599                @Override
600                public void onSwipeOut() {
601                }
602
603                @Override
604                public void onSwipeOutBegin() {
605                    mActionBar.hide();
606                    mFilmstripCoversPreview = false;
607                    updatePreviewVisibility();
608                }
609
610                @Override
611                public void onFilmstripHidden() {
612                    mFilmstripVisible = false;
613                    UsageStatistics.instance().changeScreen(currentUserInterfaceMode(),
614                            NavigationChange.InteractionCause.SWIPE_RIGHT);
615                    CameraActivity.this.setFilmstripUiVisibility(false);
616                    // When the user hide the filmstrip (either swipe out or
617                    // tap on back key) we move to the first item so next time
618                    // when the user swipe in the filmstrip, the most recent
619                    // one is shown.
620                    mFilmstripController.goToFirstItem();
621                }
622
623                @Override
624                public void onFilmstripShown() {
625                    mFilmstripVisible = true;
626                    UsageStatistics.instance().changeScreen(currentUserInterfaceMode(),
627                            NavigationChange.InteractionCause.SWIPE_LEFT);
628                    updateUiByData(mFilmstripController.getCurrentId());
629                }
630
631                @Override
632                public void onFocusedDataLongPressed(int dataId) {
633                    // Do nothing.
634                }
635
636                @Override
637                public void onFocusedDataPromoted(int dataID) {
638                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(dataID),
639                            MediaInteraction.InteractionType.DELETE,
640                            NavigationChange.InteractionCause.SWIPE_UP, fileAgeFromDataID(dataID));
641                    removeData(dataID);
642                }
643
644                @Override
645                public void onFocusedDataDemoted(int dataID) {
646                    UsageStatistics.instance().mediaInteraction(fileNameFromDataID(dataID),
647                            MediaInteraction.InteractionType.DELETE,
648                            NavigationChange.InteractionCause.SWIPE_DOWN,
649                            fileAgeFromDataID(dataID));
650                    removeData(dataID);
651                }
652
653                @Override
654                public void onEnterFullScreenUiShown(int dataId) {
655                    if (mFilmstripVisible) {
656                        CameraActivity.this.setFilmstripUiVisibility(true);
657                    }
658                }
659
660                @Override
661                public void onLeaveFullScreenUiShown(int dataId) {
662                    // Do nothing.
663                }
664
665                @Override
666                public void onEnterFullScreenUiHidden(int dataId) {
667                    if (mFilmstripVisible) {
668                        CameraActivity.this.setFilmstripUiVisibility(false);
669                    }
670                }
671
672                @Override
673                public void onLeaveFullScreenUiHidden(int dataId) {
674                    // Do nothing.
675                }
676
677                @Override
678                public void onEnterFilmstrip(int dataId) {
679                    if (mFilmstripVisible) {
680                        CameraActivity.this.setFilmstripUiVisibility(true);
681                    }
682                }
683
684                @Override
685                public void onLeaveFilmstrip(int dataId) {
686                    // Do nothing.
687                }
688
689                @Override
690                public void onDataReloaded() {
691                    if (!mFilmstripVisible) {
692                        return;
693                    }
694                    updateUiByData(mFilmstripController.getCurrentId());
695                }
696
697                @Override
698                public void onDataUpdated(int dataId) {
699                    if (!mFilmstripVisible) {
700                        return;
701                    }
702                    updateUiByData(mFilmstripController.getCurrentId());
703                }
704
705                @Override
706                public void onEnterZoomView(int dataID) {
707                    if (mFilmstripVisible) {
708                        CameraActivity.this.setFilmstripUiVisibility(false);
709                    }
710                }
711
712                @Override
713                public void onZoomAtIndexChanged(int dataId, float zoom) {
714                    final LocalData localData = mDataAdapter.getLocalData(dataId);
715                    long ageMillis = System.currentTimeMillis() - localData.getDateModified() * 1000;
716
717                    // Do not log if items is to old or does not have a path (which is
718                    // being used as a key).
719                    if (TextUtils.isEmpty(localData.getPath()) ||
720                            ageMillis > UsageStatistics.VIEW_TIMEOUT_MILLIS) {
721                        return;
722                    }
723                    File localFile = new File(localData.getPath());
724                    UsageStatistics.instance().mediaView(localFile.getName(),
725                            TimeUnit.SECONDS.toMillis(localData.getDateModified()), zoom);
726               }
727
728                @Override
729                public void onDataFocusChanged(final int prevDataId, final int newDataId) {
730                    if (!mFilmstripVisible) {
731                        return;
732                    }
733                    // TODO: This callback is UI event callback, should always
734                    // happen on UI thread. Find the reason for this
735                    // runOnUiThread() and fix it.
736                    runOnUiThread(new Runnable() {
737                        @Override
738                        public void run() {
739                            updateUiByData(newDataId);
740                        }
741                    });
742                }
743
744                @Override
745                public void onScroll(int firstVisiblePosition, int visibleItemCount, int totalItemCount) {
746                    mPreloader.onScroll(null /*absListView*/, firstVisiblePosition, visibleItemCount, totalItemCount);
747                }
748            };
749
750    private final LocalDataAdapter.LocalDataListener mLocalDataListener =
751            new LocalDataAdapter.LocalDataListener() {
752                @Override
753                public void onMetadataUpdated(List<Integer> updatedData) {
754                    if (mPaused) {
755                        // Callback after the activity is paused.
756                        return;
757                    }
758                    int currentDataId = mFilmstripController.getCurrentId();
759                    for (Integer dataId : updatedData) {
760                        if (dataId == currentDataId) {
761                            updateBottomControlsByData(mDataAdapter.getLocalData(dataId));
762                            // Currently we have only 1 data can be matched.
763                            // No need to look for more, break.
764                            break;
765                        }
766                    }
767                }
768            };
769
770    public void gotoGallery() {
771        UsageStatistics.instance().changeScreen(NavigationChange.Mode.FILMSTRIP,
772                NavigationChange.InteractionCause.BUTTON);
773
774        mFilmstripController.goToNextItem();
775    }
776
777    /**
778     * If 'visible' is false, this hides the action bar. Also maintains
779     * lights-out at all times.
780     *
781     * @param visible is false, this hides the action bar and filmstrip bottom
782     *            controls.
783     */
784    private void setFilmstripUiVisibility(boolean visible) {
785        mLightsOutRunnable.run();
786        mCameraAppUI.getFilmstripBottomControls().setVisible(visible);
787        if (visible != mActionBar.isShowing()) {
788            if (visible) {
789                mActionBar.show();
790            } else {
791                mActionBar.hide();
792            }
793        }
794        mFilmstripCoversPreview = visible;
795        updatePreviewVisibility();
796    }
797
798    private void hideSessionProgress() {
799        mCameraAppUI.getFilmstripBottomControls().hideProgress();
800    }
801
802    private void showSessionProgress(CharSequence message) {
803        CameraAppUI.BottomPanel controls = mCameraAppUI.getFilmstripBottomControls();
804        controls.setProgressText(message);
805        controls.hideControls();
806        controls.hideProgressError();
807        controls.showProgress();
808    }
809
810    private void showProcessError(CharSequence message) {
811        mCameraAppUI.getFilmstripBottomControls().showProgressError(message);
812    }
813
814    private void updateSessionProgress(int progress) {
815        mCameraAppUI.getFilmstripBottomControls().setProgress(progress);
816    }
817
818    private void updateSessionProgressText(CharSequence message) {
819        mCameraAppUI.getFilmstripBottomControls().setProgressText(message);
820    }
821
822    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
823    private void setupNfcBeamPush() {
824        NfcAdapter adapter = NfcAdapter.getDefaultAdapter(mAppContext);
825        if (adapter == null) {
826            return;
827        }
828
829        if (!ApiHelper.HAS_SET_BEAM_PUSH_URIS) {
830            // Disable beaming
831            adapter.setNdefPushMessage(null, CameraActivity.this);
832            return;
833        }
834
835        adapter.setBeamPushUris(null, CameraActivity.this);
836        adapter.setBeamPushUrisCallback(new CreateBeamUrisCallback() {
837            @Override
838            public Uri[] createBeamUris(NfcEvent event) {
839                return mNfcPushUris;
840            }
841        }, CameraActivity.this);
842    }
843
844    @Override
845    public void onMenuVisibilityChanged(boolean isVisible) {
846        // TODO: Remove this or bring back the original implementation: cancel
847        // auto-hide actionbar.
848    }
849
850    @Override
851    public boolean onShareTargetSelected(ShareActionProvider shareActionProvider, Intent intent) {
852        int currentDataId = mFilmstripController.getCurrentId();
853        if (currentDataId < 0) {
854            return false;
855        }
856        UsageStatistics.instance().mediaInteraction(fileNameFromDataID(currentDataId),
857                MediaInteraction.InteractionType.SHARE,
858                NavigationChange.InteractionCause.BUTTON, fileAgeFromDataID(currentDataId));
859        // TODO add intent.getComponent().getPackageName()
860        return true;
861    }
862
863    // Note: All callbacks come back on the main thread.
864    private final SessionListener mSessionListener =
865            new SessionListener() {
866                @Override
867                public void onSessionQueued(final Uri uri) {
868                    Log.v(TAG, "onSessionQueued: " + uri);
869                    if (!Storage.isSessionUri(uri)) {
870                        return;
871                    }
872                    LocalSessionData newData = new LocalSessionData(uri);
873                    mDataAdapter.addData(newData);
874                }
875
876                @Override
877                public void onSessionDone(final Uri sessionUri) {
878                    Log.v(TAG, "onSessionDone:" + sessionUri);
879                    Uri contentUri = Storage.getContentUriForSessionUri(sessionUri);
880                    if (contentUri == null) {
881                        mDataAdapter.refresh(sessionUri);
882                        return;
883                    }
884                    LocalData newData = LocalMediaData.PhotoData.fromContentUri(
885                            getContentResolver(), contentUri);
886
887                    // This can be null if e.g. a session is canceled (e.g.
888                    // through discard panorama). It might be worth adding
889                    // onSessionCanceled or the like this interface.
890                    if (newData == null) {
891                        Log.i(TAG, "onSessionDone: Could not find LocalData for URI: " + contentUri);
892                        return;
893                    }
894
895                    final int pos = mDataAdapter.findDataByContentUri(sessionUri);
896                    if (pos == -1) {
897                        // We do not have a placeholder for this image, perhaps
898                        // due to the activity crashing or being killed.
899                        mDataAdapter.addData(newData);
900                    } else {
901                        mDataAdapter.updateData(pos, newData);
902                    }
903                }
904
905                @Override
906                public void onSessionProgress(final Uri uri, final int progress) {
907                    if (progress < 0) {
908                        // Do nothing, there is no task for this URI.
909                        return;
910                    }
911                    int currentDataId = mFilmstripController.getCurrentId();
912                    if (currentDataId == -1) {
913                        return;
914                    }
915                    if (uri.equals(
916                            mDataAdapter.getLocalData(currentDataId).getUri())) {
917                        updateSessionProgress(progress);
918                    }
919                }
920
921                @Override
922                public void onSessionProgressText(final Uri uri, final CharSequence message) {
923                    int currentDataId = mFilmstripController.getCurrentId();
924                    if (currentDataId == -1) {
925                        return;
926                    }
927                    if (uri.equals(
928                            mDataAdapter.getLocalData(currentDataId).getUri())) {
929                        updateSessionProgressText(message);
930                    }
931                }
932
933                @Override
934                public void onSessionUpdated(Uri uri) {
935                    Log.v(TAG, "onSessionUpdated: " + uri);
936                    mDataAdapter.refresh(uri);
937                }
938
939                @Override
940                public void onSessionPreviewAvailable(Uri uri) {
941                    Log.v(TAG, "onSessionPreviewAvailable: " + uri);
942                    mDataAdapter.refresh(uri);
943                    int dataId = mDataAdapter.findDataByContentUri(uri);
944                    if (dataId != -1) {
945                        startPeekAnimation(mDataAdapter.getLocalData(dataId),
946                                mCurrentModule.getPeekAccessibilityString());
947                    }
948                }
949
950                @Override
951                public void onSessionFailed(Uri uri, CharSequence reason) {
952                    Log.v(TAG, "onSessionFailed:" + uri);
953
954                    int failedDataId = mDataAdapter.findDataByContentUri(uri);
955                    int currentDataId = mFilmstripController.getCurrentId();
956
957                    if (currentDataId == failedDataId) {
958                        updateSessionProgress(0);
959                        showProcessError(reason);
960                    }
961                    // HERE
962                    mDataAdapter.refresh(uri);
963                }
964            };
965
966    @Override
967    public Context getAndroidContext() {
968        return mAppContext;
969    }
970
971    @Override
972    public void launchActivityByIntent(Intent intent) {
973        startActivityForResult(intent, REQ_CODE_DONT_SWITCH_TO_PREVIEW);
974    }
975
976    @Override
977    public int getCurrentModuleIndex() {
978        return mCurrentModeIndex;
979    }
980
981    @Override
982    public int getCurrentCameraId() {
983        return mCameraController.getCurrentCameraId();
984    }
985
986    @Override
987    public String getModuleScope() {
988        return MODULE_SCOPE_PREFIX + mCurrentModule.getModuleStringIdentifier();
989    }
990
991    @Override
992    public String getCameraScope() {
993        int currentCameraId = getCurrentCameraId();
994        if (currentCameraId < 0) {
995            // if an unopen camera i.e. negative ID is returned, which we've observed in
996            // some automated scenarios, just return it as a valid separate scope
997            // this could cause user issues, so log a stack trace noting the call path
998            // which resulted in this scenario.
999            Log.w(TAG, "getting camera scope with no open camera, using id: " + currentCameraId,
1000                    new Exception());
1001        }
1002        return CAMERA_SCOPE_PREFIX + Integer.toString(currentCameraId);
1003    }
1004
1005    @Override
1006    public ModuleController getCurrentModuleController() {
1007        return mCurrentModule;
1008    }
1009
1010    @Override
1011    public int getQuickSwitchToModuleId(int currentModuleIndex) {
1012        return mModuleManager.getQuickSwitchToModuleId(currentModuleIndex, mSettingsManager,
1013                mAppContext);
1014    }
1015
1016    @Override
1017    public SurfaceTexture getPreviewBuffer() {
1018        // TODO: implement this
1019        return null;
1020    }
1021
1022    @Override
1023    public void onPreviewReadyToStart() {
1024        mCameraAppUI.onPreviewReadyToStart();
1025    }
1026
1027    @Override
1028    public void onPreviewStarted() {
1029        mCameraAppUI.onPreviewStarted();
1030    }
1031
1032    @Override
1033    public void addPreviewAreaSizeChangedListener(
1034            PreviewStatusListener.PreviewAreaChangedListener listener) {
1035        mCameraAppUI.addPreviewAreaChangedListener(listener);
1036    }
1037
1038    @Override
1039    public void removePreviewAreaSizeChangedListener(
1040            PreviewStatusListener.PreviewAreaChangedListener listener) {
1041        mCameraAppUI.removePreviewAreaChangedListener(listener);
1042    }
1043
1044    @Override
1045    public void setupOneShotPreviewListener() {
1046        mCameraController.setOneShotPreviewCallback(mMainHandler,
1047                new CameraAgent.CameraPreviewDataCallback() {
1048                    @Override
1049                    public void onPreviewFrame(byte[] data, CameraAgent.CameraProxy camera) {
1050                        mCurrentModule.onPreviewInitialDataReceived();
1051                        mCameraAppUI.onNewPreviewFrame();
1052                    }
1053                }
1054        );
1055    }
1056
1057    @Override
1058    public void updatePreviewAspectRatio(float aspectRatio) {
1059        mCameraAppUI.updatePreviewAspectRatio(aspectRatio);
1060    }
1061
1062    @Override
1063    public void updatePreviewTransformFullscreen(Matrix matrix, float aspectRatio) {
1064        mCameraAppUI.updatePreviewTransformFullscreen(matrix, aspectRatio);
1065    }
1066
1067    @Override
1068    public RectF getFullscreenRect() {
1069        return mCameraAppUI.getFullscreenRect();
1070    }
1071
1072    @Override
1073    public void updatePreviewTransform(Matrix matrix) {
1074        mCameraAppUI.updatePreviewTransform(matrix);
1075    }
1076
1077    @Override
1078    public void setPreviewStatusListener(PreviewStatusListener previewStatusListener) {
1079        mCameraAppUI.setPreviewStatusListener(previewStatusListener);
1080    }
1081
1082    @Override
1083    public FrameLayout getModuleLayoutRoot() {
1084        return mCameraAppUI.getModuleRootView();
1085    }
1086
1087    @Override
1088    public void setShutterEventsListener(ShutterEventsListener listener) {
1089        // TODO: implement this
1090    }
1091
1092    @Override
1093    public void setShutterEnabled(boolean enabled) {
1094        mCameraAppUI.setShutterButtonEnabled(enabled);
1095    }
1096
1097    @Override
1098    public boolean isShutterEnabled() {
1099        return mCameraAppUI.isShutterButtonEnabled();
1100    }
1101
1102    @Override
1103    public void startPreCaptureAnimation() {
1104        mCameraAppUI.startPreCaptureAnimation();
1105    }
1106
1107    @Override
1108    public void cancelPreCaptureAnimation() {
1109        // TODO: implement this
1110    }
1111
1112    @Override
1113    public void startPostCaptureAnimation() {
1114        // TODO: implement this
1115    }
1116
1117    @Override
1118    public void startPostCaptureAnimation(Bitmap thumbnail) {
1119        // TODO: implement this
1120    }
1121
1122    @Override
1123    public void cancelPostCaptureAnimation() {
1124        // TODO: implement this
1125    }
1126
1127    @Override
1128    public OrientationManager getOrientationManager() {
1129        return mOrientationManager;
1130    }
1131
1132    @Override
1133    public LocationManager getLocationManager() {
1134        return mLocationManager;
1135    }
1136
1137    @Override
1138    public void lockOrientation() {
1139        if (mOrientationManager != null) {
1140            mOrientationManager.lockOrientation();
1141        }
1142    }
1143
1144    @Override
1145    public void unlockOrientation() {
1146        if (mOrientationManager != null) {
1147            mOrientationManager.unlockOrientation();
1148        }
1149    }
1150
1151    /**
1152     * Starts the filmstrip peek animation if the filmstrip is not visible.
1153     * Only {@link LocalData#LOCAL_IMAGE}, {@link
1154     * LocalData#LOCAL_IN_PROGRESS_DATA} and {@link
1155     * LocalData#LOCAL_VIDEO} are supported.
1156     *
1157     * @param data The data to peek.
1158     * @param accessibilityString Accessibility string to announce on peek animation.
1159     */
1160    private void startPeekAnimation(final LocalData data, final String accessibilityString) {
1161        if (mFilmstripVisible || mPeekAnimationHandler == null) {
1162            return;
1163        }
1164
1165        int dataType = data.getLocalDataType();
1166        if (dataType != LocalData.LOCAL_IMAGE && dataType != LocalData.LOCAL_IN_PROGRESS_DATA &&
1167                dataType != LocalData.LOCAL_VIDEO) {
1168            return;
1169        }
1170
1171        mPeekAnimationHandler.startDecodingJob(data, new Callback<Bitmap>() {
1172            @Override
1173            public void onCallback(Bitmap result) {
1174                mCameraAppUI.startPeekAnimation(result, true, accessibilityString);
1175            }
1176        });
1177    }
1178
1179    @Override
1180    public void notifyNewMedia(Uri uri) {
1181        // TODO: This method is running on the main thread. Also we should get
1182        // rid of that AsyncTask.
1183
1184        updateStorageSpaceAndHint(null);
1185        ContentResolver cr = getContentResolver();
1186        String mimeType = cr.getType(uri);
1187        LocalData newData = null;
1188        if (LocalDataUtil.isMimeTypeVideo(mimeType)) {
1189            sendBroadcast(new Intent(CameraUtil.ACTION_NEW_VIDEO, uri));
1190            newData = LocalMediaData.VideoData.fromContentUri(getContentResolver(), uri);
1191            if (newData == null) {
1192                Log.e(TAG, "Can't find video data in content resolver:" + uri);
1193                return;
1194            }
1195        } else if (LocalDataUtil.isMimeTypeImage(mimeType)) {
1196            CameraUtil.broadcastNewPicture(mAppContext, uri);
1197            newData = LocalMediaData.PhotoData.fromContentUri(getContentResolver(), uri);
1198            if (newData == null) {
1199                Log.e(TAG, "Can't find photo data in content resolver:" + uri);
1200                return;
1201            }
1202        } else {
1203            Log.w(TAG, "Unknown new media with MIME type:" + mimeType + ", uri:" + uri);
1204            return;
1205        }
1206
1207        // We are preloading the metadata for new video since we need the
1208        // rotation info for the thumbnail.
1209        new AsyncTask<LocalData, Void, LocalData>() {
1210            @Override
1211            protected LocalData doInBackground(LocalData... params) {
1212                LocalData data = params[0];
1213                MetadataLoader.loadMetadata(getAndroidContext(), data);
1214                return data;
1215            }
1216
1217            @Override
1218            protected void onPostExecute(LocalData data) {
1219                // TODO: Figure out why sometimes the data is aleady there.
1220                mDataAdapter.addData(data);
1221                startPeekAnimation(data, mCurrentModule.getPeekAccessibilityString());
1222            }
1223        }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, newData);
1224    }
1225
1226    @Override
1227    public void enableKeepScreenOn(boolean enabled) {
1228        if (mPaused) {
1229            return;
1230        }
1231
1232        mKeepScreenOn = enabled;
1233        if (mKeepScreenOn) {
1234            mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
1235            getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
1236        } else {
1237            keepScreenOnForAWhile();
1238        }
1239    }
1240
1241    @Override
1242    public CameraProvider getCameraProvider() {
1243        return mCameraController;
1244    }
1245
1246    @Override
1247    public OneCameraManager getCameraManager() {
1248        return OneCameraManager.get(this);
1249    }
1250
1251    private void removeData(int dataID) {
1252        mDataAdapter.removeData(dataID);
1253        if (mDataAdapter.getTotalNumber() > 1) {
1254            showUndoDeletionBar();
1255        } else {
1256            // If camera preview is the only view left in filmstrip,
1257            // no need to show undo bar.
1258            mPendingDeletion = true;
1259            performDeletion();
1260            if (mFilmstripVisible) {
1261                mCameraAppUI.getFilmstripContentPanel().animateHide();
1262            }
1263        }
1264    }
1265
1266    @Override
1267    public boolean onOptionsItemSelected(MenuItem item) {
1268        // Handle presses on the action bar items
1269        switch (item.getItemId()) {
1270            case android.R.id.home:
1271                if (mFilmstripVisible && startGallery()) {
1272                    return true;
1273                }
1274                onBackPressed();
1275                return true;
1276            case R.id.action_details:
1277                showDetailsDialog(mFilmstripController.getCurrentId());
1278                return true;
1279            case R.id.action_help_and_feedback:
1280                mResetToPreviewOnResume = false;
1281                GoogleHelpHelper.launchGoogleHelp(this);
1282                return true;
1283            default:
1284                return super.onOptionsItemSelected(item);
1285        }
1286    }
1287
1288    private boolean isCaptureIntent() {
1289        if (MediaStore.ACTION_VIDEO_CAPTURE.equals(getIntent().getAction())
1290                || MediaStore.ACTION_IMAGE_CAPTURE.equals(getIntent().getAction())
1291                || MediaStore.ACTION_IMAGE_CAPTURE_SECURE.equals(getIntent().getAction())) {
1292            return true;
1293        } else {
1294            return false;
1295        }
1296    }
1297
1298    private final CameraAgent.CameraExceptionCallback mCameraDefaultExceptionCallback
1299        = new CameraAgent.CameraExceptionCallback() {
1300                @Override
1301                public void onCameraException(RuntimeException e) {
1302                    Log.e(TAG, "Camera Exception", e);
1303                    CameraUtil.showErrorAndFinish(CameraActivity.this,
1304                            R.string.cannot_connect_camera);
1305                }
1306            };
1307
1308    @Override
1309    public void onCreate(Bundle state) {
1310        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_START);
1311        super.onCreate(state);
1312        if (!Glide.isSetup()) {
1313            Glide.setup(new GlideBuilder(this)
1314                .setResizeService(new FifoPriorityThreadPoolExecutor(1)));
1315            Glide.get(this).setMemoryCategory(MemoryCategory.HIGH);
1316        }
1317
1318        mOnCreateTime = System.currentTimeMillis();
1319        mAppContext = getApplicationContext();
1320
1321        // TODO: Try to move all the resources allocation to happen as soon as
1322        // possible so we can call module.init() at the earliest time.
1323        mModuleManager = new ModuleManagerImpl();
1324        GcamHelper.init(getContentResolver());
1325        ModulesInfo.setupModules(mAppContext, mModuleManager);
1326
1327        mSettingsManager = getServices().getSettingsManager();
1328        AppUpgrader appUpgrader = new AppUpgrader(this);
1329        appUpgrader.upgrade(mSettingsManager);
1330        Keys.setDefaults(mSettingsManager, mAppContext);
1331
1332        getWindow().requestFeature(Window.FEATURE_ACTION_BAR);
1333        setContentView(R.layout.activity_main);
1334        mActionBar = getActionBar();
1335        mActionBar.addOnMenuVisibilityListener(this);
1336        mMainHandler = new MainHandler(this, getMainLooper());
1337        mCameraController =
1338                new CameraController(mAppContext, this, mMainHandler,
1339                        CameraAgentFactory.getAndroidCameraAgent(this));
1340        mCameraController.setCameraDefaultExceptionCallback(mCameraDefaultExceptionCallback,
1341                mMainHandler);
1342
1343        mModeListView = (ModeListView) findViewById(R.id.mode_list_layout);
1344        mModeListView.init(mModuleManager.getSupportedModeIndexList());
1345        if (ApiHelper.HAS_ROTATION_ANIMATION) {
1346            setRotationAnimation();
1347        }
1348        mModeListView.setVisibilityChangedListener(new ModeListVisibilityChangedListener() {
1349            @Override
1350            public void onVisibilityChanged(boolean visible) {
1351                mModeListVisible = visible;
1352                mCameraAppUI.setShutterButtonImportantToA11y(!visible);
1353                updatePreviewVisibility();
1354            }
1355        });
1356
1357        // Check if this is in the secure camera mode.
1358        Intent intent = getIntent();
1359        String action = intent.getAction();
1360        if (INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE.equals(action)
1361                || ACTION_IMAGE_CAPTURE_SECURE.equals(action)) {
1362            mSecureCamera = true;
1363        } else {
1364            mSecureCamera = intent.getBooleanExtra(SECURE_CAMERA_EXTRA, false);
1365        }
1366
1367        if (mSecureCamera) {
1368            // Change the window flags so that secure camera can show when
1369            // locked
1370            Window win = getWindow();
1371            WindowManager.LayoutParams params = win.getAttributes();
1372            params.flags |= WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED;
1373            win.setAttributes(params);
1374
1375            // Filter for screen off so that we can finish secure camera
1376            // activity
1377            // when screen is off.
1378            IntentFilter filter = new IntentFilter(Intent.ACTION_SCREEN_OFF);
1379            registerReceiver(mScreenOffReceiver, filter);
1380        }
1381        mCameraAppUI = new CameraAppUI(this,
1382                (MainActivityLayout) findViewById(R.id.activity_root_view), isCaptureIntent());
1383
1384        mCameraAppUI.setFilmstripBottomControlsListener(mMyFilmstripBottomControlListener);
1385
1386        mAboveFilmstripControlLayout =
1387                (FrameLayout) findViewById(R.id.camera_filmstrip_content_layout);
1388
1389        // Add the session listener so we can track the session progress
1390        // updates.
1391        getServices().getCaptureSessionManager().addSessionListener(mSessionListener);
1392        mFilmstripController = ((FilmstripView) findViewById(R.id.filmstrip_view)).getController();
1393        mFilmstripController.setImageGap(
1394                getResources().getDimensionPixelSize(R.dimen.camera_film_strip_gap));
1395        mPanoramaViewHelper = new PanoramaViewHelper(this);
1396        mPanoramaViewHelper.onCreate();
1397        // Set up the camera preview first so the preview shows up ASAP.
1398        mDataAdapter = new CameraDataAdapter(mAppContext, R.color.photo_placeholder);
1399        mDataAdapter.setLocalDataListener(mLocalDataListener);
1400
1401        mPreloader = new Preloader<Integer, AsyncTask>(FILMSTRIP_PRELOAD_AHEAD_ITEMS, mDataAdapter,
1402                mDataAdapter);
1403
1404        mCameraAppUI.getFilmstripContentPanel().setFilmstripListener(mFilmstripListener);
1405        if (mSettingsManager.getBoolean(SettingsManager.SCOPE_GLOBAL,
1406                                        Keys.KEY_SHOULD_SHOW_REFOCUS_VIEWER_CLING)) {
1407            mCameraAppUI.setupClingForViewer(CameraAppUI.BottomPanel.VIEWER_REFOCUS);
1408        }
1409
1410        mLocationManager = new LocationManager(mAppContext);
1411
1412        mOrientationManager = new OrientationManagerImpl(this);
1413        mOrientationManager.addOnOrientationChangeListener(mMainHandler, this);
1414
1415        setModuleFromModeIndex(getModeIndex());
1416        mCameraAppUI.prepareModuleUI();
1417        mCurrentModule.init(this, isSecureCamera(), isCaptureIntent());
1418
1419        if (!mSecureCamera) {
1420            mFilmstripController.setDataAdapter(mDataAdapter);
1421            if (!isCaptureIntent()) {
1422                mDataAdapter.requestLoad(new Callback<Void>() {
1423                    @Override
1424                    public void onCallback(Void result) {
1425                        fillTemporarySessions();
1426                    }
1427                });
1428            }
1429        } else {
1430            // Put a lock placeholder as the last image by setting its date to
1431            // 0.
1432            ImageView v = (ImageView) getLayoutInflater().inflate(
1433                    R.layout.secure_album_placeholder, null);
1434            v.setTag(R.id.mediadata_tag_viewtype, LocalDataViewType.SECURE_ALBUM_PLACEHOLDER.ordinal());
1435            v.setOnClickListener(new View.OnClickListener() {
1436                @Override
1437                public void onClick(View view) {
1438                    UsageStatistics.instance().changeScreen(NavigationChange.Mode.GALLERY,
1439                            NavigationChange.InteractionCause.BUTTON);
1440                    startGallery();
1441                    finish();
1442                }
1443            });
1444            v.setContentDescription(getString(R.string.accessibility_unlock_to_camera));
1445            mDataAdapter = new FixedLastDataAdapter(
1446                    mAppContext,
1447                    mDataAdapter,
1448                    new SimpleViewData(
1449                            v,
1450                            LocalDataViewType.SECURE_ALBUM_PLACEHOLDER,
1451                            v.getDrawable().getIntrinsicWidth(),
1452                            v.getDrawable().getIntrinsicHeight(),
1453                            0, 0));
1454            // Flush out all the original data.
1455            mDataAdapter.flush();
1456            mFilmstripController.setDataAdapter(mDataAdapter);
1457        }
1458
1459        setupNfcBeamPush();
1460
1461        mLocalImagesObserver = new LocalMediaObserver();
1462        mLocalVideosObserver = new LocalMediaObserver();
1463
1464        getContentResolver().registerContentObserver(
1465                MediaStore.Images.Media.EXTERNAL_CONTENT_URI, true,
1466                mLocalImagesObserver);
1467        getContentResolver().registerContentObserver(
1468                MediaStore.Video.Media.EXTERNAL_CONTENT_URI, true,
1469                mLocalVideosObserver);
1470        if (FeedbackHelper.feedbackAvailable()) {
1471            mFeedbackHelper = new FeedbackHelper(mAppContext);
1472        }
1473        mMemoryManager = getServices().getMemoryManager();
1474
1475        AsyncTask.THREAD_POOL_EXECUTOR.execute(new Runnable() {
1476            @Override
1477            public void run() {
1478                HashMap memoryData = mMemoryManager.queryMemory();
1479                UsageStatistics.instance().reportMemoryConsumed(memoryData,
1480                        MemoryQuery.REPORT_LABEL_LAUNCH);
1481            }
1482        });
1483        mMotionManager = getServices().getMotionManager();
1484    }
1485
1486    /**
1487     * Get the current mode index from the Intent or from persistent
1488     * settings.
1489     */
1490    public int getModeIndex() {
1491        int modeIndex = -1;
1492        int photoIndex = getResources().getInteger(R.integer.camera_mode_photo);
1493        int videoIndex = getResources().getInteger(R.integer.camera_mode_video);
1494        int gcamIndex = getResources().getInteger(R.integer.camera_mode_gcam);
1495        if (MediaStore.INTENT_ACTION_VIDEO_CAMERA.equals(getIntent().getAction())
1496                || MediaStore.ACTION_VIDEO_CAPTURE.equals(getIntent().getAction())) {
1497            modeIndex = videoIndex;
1498        } else if (MediaStore.ACTION_IMAGE_CAPTURE.equals(getIntent().getAction())) {
1499            // Capture intent.
1500            modeIndex = photoIndex;
1501        } else if (MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA.equals(getIntent().getAction())
1502                ||MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE.equals(getIntent()
1503                        .getAction())
1504                || MediaStore.ACTION_IMAGE_CAPTURE_SECURE.equals(getIntent().getAction())) {
1505            modeIndex = mSettingsManager.getInteger(SettingsManager.SCOPE_GLOBAL,
1506                Keys.KEY_CAMERA_MODULE_LAST_USED);
1507
1508            // For upgraders who have not seen the aspect ratio selection screen,
1509            // we need to drop them back in the photo module and have them select
1510            // aspect ratio.
1511            // TODO: Move this to SettingsManager as an upgrade procedure.
1512            if (!mSettingsManager.getBoolean(SettingsManager.SCOPE_GLOBAL,
1513                    Keys.KEY_USER_SELECTED_ASPECT_RATIO)) {
1514                modeIndex = photoIndex;
1515            }
1516        } else {
1517            // If the activity has not been started using an explicit intent,
1518            // read the module index from the last time the user changed modes
1519            modeIndex = mSettingsManager.getInteger(SettingsManager.SCOPE_GLOBAL,
1520                                                    Keys.KEY_STARTUP_MODULE_INDEX);
1521            if ((modeIndex == gcamIndex &&
1522                    !GcamHelper.hasGcamCapture()) || modeIndex < 0) {
1523                modeIndex = photoIndex;
1524            }
1525        }
1526        return modeIndex;
1527    }
1528
1529    /**
1530     * Call this whenever the mode drawer or filmstrip change the visibility
1531     * state.
1532     */
1533    private void updatePreviewVisibility() {
1534        if (mCurrentModule == null) {
1535            return;
1536        }
1537
1538        int visibility = getPreviewVisibility();
1539        mCameraAppUI.onPreviewVisiblityChanged(visibility);
1540        updatePreviewRendering(visibility);
1541        mCurrentModule.onPreviewVisibilityChanged(visibility);
1542    }
1543
1544    private void updatePreviewRendering(int visibility) {
1545        if (visibility == ModuleController.VISIBILITY_HIDDEN) {
1546            mCameraAppUI.pausePreviewRendering();
1547        } else {
1548            mCameraAppUI.resumePreviewRendering();
1549        }
1550    }
1551
1552    private int getPreviewVisibility() {
1553        if (mFilmstripCoversPreview) {
1554            return ModuleController.VISIBILITY_HIDDEN;
1555        } else if (mModeListVisible){
1556            return ModuleController.VISIBILITY_COVERED;
1557        } else {
1558            return ModuleController.VISIBILITY_VISIBLE;
1559        }
1560    }
1561
1562    private void setRotationAnimation() {
1563        int rotationAnimation = WindowManager.LayoutParams.ROTATION_ANIMATION_ROTATE;
1564        rotationAnimation = WindowManager.LayoutParams.ROTATION_ANIMATION_CROSSFADE;
1565        Window win = getWindow();
1566        WindowManager.LayoutParams winParams = win.getAttributes();
1567        winParams.rotationAnimation = rotationAnimation;
1568        win.setAttributes(winParams);
1569    }
1570
1571    @Override
1572    public void onUserInteraction() {
1573        super.onUserInteraction();
1574        if (!isFinishing()) {
1575            keepScreenOnForAWhile();
1576        }
1577    }
1578
1579    @Override
1580    public boolean dispatchTouchEvent(MotionEvent ev) {
1581        boolean result = super.dispatchTouchEvent(ev);
1582        if (ev.getActionMasked() == MotionEvent.ACTION_DOWN) {
1583            // Real deletion is postponed until the next user interaction after
1584            // the gesture that triggers deletion. Until real deletion is
1585            // performed, users can click the undo button to bring back the
1586            // image that they chose to delete.
1587            if (mPendingDeletion && !mIsUndoingDeletion) {
1588                performDeletion();
1589            }
1590        }
1591        return result;
1592    }
1593
1594    @Override
1595    public void onPause() {
1596        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_PAUSE);
1597
1598        /*
1599         * Save the last module index after all secure camera and icon launches,
1600         * not just on mode switches.
1601         *
1602         * Right now we exclude capture intents from this logic, because we also
1603         * ignore the cross-Activity recovery logic in onStart for capture intents.
1604         */
1605        if (!isCaptureIntent()) {
1606            mSettingsManager.set(SettingsManager.SCOPE_GLOBAL,
1607                                 Keys.KEY_STARTUP_MODULE_INDEX,
1608                mCurrentModeIndex);
1609        }
1610
1611        mPaused = true;
1612        mPeekAnimationHandler = null;
1613        mPeekAnimationThread.quitSafely();
1614        mPeekAnimationThread = null;
1615
1616        // Delete photos that are pending deletion
1617        performDeletion();
1618        mCurrentModule.pause();
1619        mOrientationManager.pause();
1620        // Close the camera and wait for the operation done.
1621        mCameraController.closeCamera(true);
1622        mPanoramaViewHelper.onPause();
1623
1624        mLocalImagesObserver.setForegroundChangeListener(null);
1625        mLocalImagesObserver.setActivityPaused(true);
1626        mLocalVideosObserver.setActivityPaused(true);
1627        mPreloader.cancelAllLoads();
1628        resetScreenOn();
1629
1630        mMotionManager.stop();
1631
1632        UsageStatistics.instance().backgrounded();
1633
1634        super.onPause();
1635    }
1636
1637    @Override
1638    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
1639        if (requestCode == REQ_CODE_DONT_SWITCH_TO_PREVIEW) {
1640            mResetToPreviewOnResume = false;
1641        } else {
1642            super.onActivityResult(requestCode, resultCode, data);
1643        }
1644    }
1645
1646    @Override
1647    public void onResume() {
1648        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_RESUME);
1649        Log.v(TAG, "Build info: " + Build.DISPLAY);
1650
1651        mPaused = false;
1652        updateStorageSpaceAndHint(null);
1653
1654        mLastLayoutOrientation = getResources().getConfiguration().orientation;
1655
1656        // TODO: Handle this in OrientationManager.
1657        // Auto-rotate off
1658        if (Settings.System.getInt(getContentResolver(),
1659                Settings.System.ACCELEROMETER_ROTATION, 0) == 0) {
1660            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
1661            mAutoRotateScreen = false;
1662        } else {
1663            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR);
1664            mAutoRotateScreen = true;
1665        }
1666
1667        // Foreground event logging.  ACTION_STILL_IMAGE_CAMERA and
1668        // INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE are double logged due to
1669        // lockscreen onResume->onPause->onResume sequence.
1670        int source;
1671        String action = getIntent().getAction();
1672        if (action == null) {
1673            source = ForegroundSource.UNKNOWN_SOURCE;
1674        } else {
1675            switch (action) {
1676                case MediaStore.ACTION_IMAGE_CAPTURE:
1677                    source = ForegroundSource.ACTION_IMAGE_CAPTURE;
1678                    break;
1679                case MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA:
1680                    // was UNKNOWN_SOURCE in Fishlake.
1681                    source = ForegroundSource.ACTION_STILL_IMAGE_CAMERA;
1682                    break;
1683                case MediaStore.INTENT_ACTION_VIDEO_CAMERA:
1684                    // was UNKNOWN_SOURCE in Fishlake.
1685                    source = ForegroundSource.ACTION_VIDEO_CAMERA;
1686                    break;
1687                case MediaStore.ACTION_VIDEO_CAPTURE:
1688                    source = ForegroundSource.ACTION_VIDEO_CAPTURE;
1689                    break;
1690                case MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE:
1691                    // was ACTION_IMAGE_CAPTURE_SECURE in Fishlake.
1692                    source = ForegroundSource.ACTION_STILL_IMAGE_CAMERA_SECURE;
1693                    break;
1694                case MediaStore.ACTION_IMAGE_CAPTURE_SECURE:
1695                    source = ForegroundSource.ACTION_IMAGE_CAPTURE_SECURE;
1696                    break;
1697                case Intent.ACTION_MAIN:
1698                    source = ForegroundSource.ACTION_MAIN;
1699                    break;
1700                default:
1701                    source = ForegroundSource.UNKNOWN_SOURCE;
1702                    break;
1703            }
1704        }
1705        UsageStatistics.instance().foregrounded(source, currentUserInterfaceMode());
1706
1707        mGalleryIntent = IntentHelper.getPhotosGalleryIntent(mAppContext);
1708        Drawable galleryLogo = IntentHelper.getGalleryIcon(mAppContext, mGalleryIntent);
1709        if (galleryLogo == null) {
1710            try {
1711                galleryLogo = getPackageManager().getActivityLogo(getComponentName());
1712            } catch (PackageManager.NameNotFoundException e) {
1713                Log.e(TAG, "Can't get the activity logo");
1714            }
1715        }
1716        if (mGalleryIntent != null) {
1717            mActionBar.setDisplayUseLogoEnabled(true);
1718        }
1719        mActionBar.setLogo(galleryLogo);
1720        mOrientationManager.resume();
1721        super.onResume();
1722        mPeekAnimationThread = new HandlerThread("Peek animation");
1723        mPeekAnimationThread.start();
1724        mPeekAnimationHandler = new PeekAnimationHandler(mPeekAnimationThread.getLooper());
1725
1726        mCurrentModule.hardResetSettings(mSettingsManager);
1727        mCurrentModule.resume();
1728        UsageStatistics.instance().changeScreen(currentUserInterfaceMode(),
1729                NavigationChange.InteractionCause.BUTTON);
1730        setSwipingEnabled(true);
1731
1732        if (!mResetToPreviewOnResume) {
1733            LocalData data = mDataAdapter.getLocalData(mFilmstripController.getCurrentId());
1734            if (data != null) {
1735                mDataAdapter.refresh(data.getUri());
1736            }
1737        }
1738        // The share button might be disabled to avoid double tapping.
1739        mCameraAppUI.getFilmstripBottomControls().setShareEnabled(true);
1740        // Default is showing the preview, unless disabled by explicitly
1741        // starting an activity we want to return from to the filmstrip rather
1742        // than the preview.
1743        mResetToPreviewOnResume = true;
1744
1745        if (mLocalVideosObserver.isMediaDataChangedDuringPause()
1746                || mLocalImagesObserver.isMediaDataChangedDuringPause()) {
1747            if (!mSecureCamera) {
1748                // If it's secure camera, requestLoad() should not be called
1749                // as it will load all the data.
1750                if (!mFilmstripVisible) {
1751                    mDataAdapter.requestLoad(new Callback<Void>() {
1752                        @Override
1753                        public void onCallback(Void result) {
1754                            fillTemporarySessions();
1755                        }
1756                    });
1757                } else {
1758                    mDataAdapter.requestLoadNewPhotos();
1759                }
1760            }
1761        }
1762        mLocalImagesObserver.setActivityPaused(false);
1763        mLocalVideosObserver.setActivityPaused(false);
1764        if (!mSecureCamera) {
1765            mLocalImagesObserver.setForegroundChangeListener(
1766                    new LocalMediaObserver.ChangeListener() {
1767                @Override
1768                public void onChange() {
1769                    mDataAdapter.requestLoadNewPhotos();
1770                }
1771            });
1772        }
1773
1774        keepScreenOnForAWhile();
1775
1776        // Lights-out mode at all times.
1777        final View rootView = findViewById(R.id.activity_root_view);
1778        mLightsOutRunnable.run();
1779        getWindow().getDecorView().setOnSystemUiVisibilityChangeListener(
1780                new OnSystemUiVisibilityChangeListener() {
1781                    @Override
1782                    public void onSystemUiVisibilityChange(int visibility) {
1783                        mMainHandler.removeCallbacks(mLightsOutRunnable);
1784                        mMainHandler.postDelayed(mLightsOutRunnable, LIGHTS_OUT_DELAY_MS);
1785                    }
1786                });
1787
1788        mPanoramaViewHelper.onResume();
1789        ReleaseDialogHelper.showReleaseInfoDialogOnStart(this, mSettingsManager);
1790        syncLocationManagerSetting();
1791
1792        final int previewVisibility = getPreviewVisibility();
1793        updatePreviewRendering(previewVisibility);
1794
1795        mMotionManager.start();
1796    }
1797
1798    private void fillTemporarySessions() {
1799        if (mSecureCamera) {
1800            return;
1801        }
1802        // There might be sessions still in flight (processed by our service).
1803        // Make sure they're added to the filmstrip.
1804        getServices().getCaptureSessionManager().fillTemporarySession(mSessionListener);
1805    }
1806
1807    @Override
1808    public void onStart() {
1809        super.onStart();
1810        mIsActivityRunning = true;
1811        mPanoramaViewHelper.onStart();
1812
1813        /*
1814         * If we're starting after launching a different Activity (lockscreen),
1815         * we need to use the last mode used in the other Activity, and
1816         * not the old one from this Activity.
1817         *
1818         * This needs to happen before CameraAppUI.resume() in order to set the
1819         * mode cover icon to the actual last mode used.
1820         *
1821         * Right now we exclude capture intents from this logic.
1822         */
1823        int modeIndex = getModeIndex();
1824        if (!isCaptureIntent() && mCurrentModeIndex != modeIndex) {
1825            onModeSelected(modeIndex);
1826        }
1827
1828        if (mResetToPreviewOnResume) {
1829            mCameraAppUI.resume();
1830            mResetToPreviewOnResume = false;
1831        }
1832    }
1833
1834    @Override
1835    protected void onStop() {
1836        mIsActivityRunning = false;
1837        mPanoramaViewHelper.onStop();
1838        if (mFeedbackHelper != null) {
1839            mFeedbackHelper.stopFeedback();
1840        }
1841
1842        mLocationManager.disconnect();
1843        super.onStop();
1844    }
1845
1846    @Override
1847    public void onDestroy() {
1848        if (mSecureCamera) {
1849            unregisterReceiver(mScreenOffReceiver);
1850        }
1851        mActionBar.removeOnMenuVisibilityListener(this);
1852        mSettingsManager.removeAllListeners();
1853        mCameraController.removeCallbackReceiver();
1854        getContentResolver().unregisterContentObserver(mLocalImagesObserver);
1855        getContentResolver().unregisterContentObserver(mLocalVideosObserver);
1856        getServices().getCaptureSessionManager().removeSessionListener(mSessionListener);
1857        mCameraAppUI.onDestroy();
1858        mModeListView.setVisibilityChangedListener(null);
1859        mCameraController = null;
1860        mSettingsManager = null;
1861        mCameraAppUI = null;
1862        mOrientationManager = null;
1863        mButtonManager = null;
1864        CameraAgentFactory.recycle();
1865        super.onDestroy();
1866    }
1867
1868    @Override
1869    public void onConfigurationChanged(Configuration config) {
1870        super.onConfigurationChanged(config);
1871        Log.v(TAG, "onConfigurationChanged");
1872        if (config.orientation == Configuration.ORIENTATION_UNDEFINED) {
1873            return;
1874        }
1875
1876        if (mLastLayoutOrientation != config.orientation) {
1877            mLastLayoutOrientation = config.orientation;
1878            mCurrentModule.onLayoutOrientationChanged(
1879                    mLastLayoutOrientation == Configuration.ORIENTATION_LANDSCAPE);
1880        }
1881    }
1882
1883    @Override
1884    public boolean onKeyDown(int keyCode, KeyEvent event) {
1885        if (!mFilmstripVisible) {
1886            if (mCurrentModule.onKeyDown(keyCode, event)) {
1887                return true;
1888            }
1889            // Prevent software keyboard or voice search from showing up.
1890            if (keyCode == KeyEvent.KEYCODE_SEARCH
1891                    || keyCode == KeyEvent.KEYCODE_MENU) {
1892                if (event.isLongPress()) {
1893                    return true;
1894                }
1895            }
1896        }
1897
1898        return super.onKeyDown(keyCode, event);
1899    }
1900
1901    @Override
1902    public boolean onKeyUp(int keyCode, KeyEvent event) {
1903        if (!mFilmstripVisible) {
1904            // If a module is in the middle of capture, it should
1905            // consume the key event.
1906            if (mCurrentModule.onKeyUp(keyCode, event)) {
1907                return true;
1908            } else if (keyCode == KeyEvent.KEYCODE_MENU
1909                    || keyCode == KeyEvent.KEYCODE_DPAD_LEFT) {
1910                // Let the mode list view consume the event.
1911                mCameraAppUI.openModeList();
1912                return true;
1913            } else if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT) {
1914                mCameraAppUI.showFilmstrip();
1915                return true;
1916            }
1917        } else {
1918            if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT) {
1919                mFilmstripController.goToNextItem();
1920                return true;
1921            } else if (keyCode == KeyEvent.KEYCODE_DPAD_LEFT) {
1922                boolean wentToPrevious = mFilmstripController.goToPreviousItem();
1923                if (!wentToPrevious) {
1924                  // at beginning of filmstrip, hide and go back to preview
1925                  mCameraAppUI.hideFilmstrip();
1926                }
1927                return true;
1928            }
1929        }
1930        return super.onKeyUp(keyCode, event);
1931    }
1932
1933    @Override
1934    public void onBackPressed() {
1935        if (!mCameraAppUI.onBackPressed()) {
1936            if (!mCurrentModule.onBackPressed()) {
1937                super.onBackPressed();
1938            }
1939        }
1940    }
1941
1942    @Override
1943    public boolean isAutoRotateScreen() {
1944        // TODO: Move to OrientationManager.
1945        return mAutoRotateScreen;
1946    }
1947
1948    @Override
1949    public boolean onCreateOptionsMenu(Menu menu) {
1950        MenuInflater inflater = getMenuInflater();
1951        inflater.inflate(R.menu.filmstrip_menu, menu);
1952        mActionBarMenu = menu;
1953        return super.onCreateOptionsMenu(menu);
1954    }
1955
1956    protected long getStorageSpaceBytes() {
1957        synchronized (mStorageSpaceLock) {
1958            return mStorageSpaceBytes;
1959        }
1960    }
1961
1962    protected interface OnStorageUpdateDoneListener {
1963        public void onStorageUpdateDone(long bytes);
1964    }
1965
1966    protected void updateStorageSpaceAndHint(final OnStorageUpdateDoneListener callback) {
1967        /*
1968         * We execute disk operations on a background thread in order to
1969         * free up the UI thread.  Synchronizing on the lock below ensures
1970         * that when getStorageSpaceBytes is called, the main thread waits
1971         * until this method has completed.
1972         *
1973         * However, .execute() does not ensure this execution block will be
1974         * run right away (.execute() schedules this AsyncTask for sometime
1975         * in the future. executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR)
1976         * tries to execute the task in parellel with other AsyncTasks, but
1977         * there's still no guarantee).
1978         * e.g. don't call this then immediately call getStorageSpaceBytes().
1979         * Instead, pass in an OnStorageUpdateDoneListener.
1980         */
1981        (new AsyncTask<Void, Void, Long>() {
1982            @Override
1983            protected Long doInBackground(Void ... arg) {
1984                synchronized (mStorageSpaceLock) {
1985                    mStorageSpaceBytes = Storage.getAvailableSpace();
1986                    return mStorageSpaceBytes;
1987                }
1988            }
1989
1990            @Override
1991            protected void onPostExecute(Long bytes) {
1992                updateStorageHint(bytes);
1993                if (callback != null) {
1994                    callback.onStorageUpdateDone(bytes);
1995                }
1996            }
1997        }).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
1998    }
1999
2000    protected void updateStorageHint(long storageSpace) {
2001        if (!mIsActivityRunning) {
2002            return;
2003        }
2004
2005        String message = null;
2006        if (storageSpace == Storage.UNAVAILABLE) {
2007            message = getString(R.string.no_storage);
2008        } else if (storageSpace == Storage.PREPARING) {
2009            message = getString(R.string.preparing_sd);
2010        } else if (storageSpace == Storage.UNKNOWN_SIZE) {
2011            message = getString(R.string.access_sd_fail);
2012        } else if (storageSpace <= Storage.LOW_STORAGE_THRESHOLD_BYTES) {
2013            message = getString(R.string.spaceIsLow_content);
2014        }
2015
2016        if (message != null) {
2017            Log.w(TAG, "Storage warning: " + message);
2018            if (mStorageHint == null) {
2019                mStorageHint = OnScreenHint.makeText(CameraActivity.this, message);
2020            } else {
2021                mStorageHint.setText(message);
2022            }
2023            mStorageHint.show();
2024            UsageStatistics.instance().storageWarning(storageSpace);
2025        } else if (mStorageHint != null) {
2026            mStorageHint.cancel();
2027            mStorageHint = null;
2028        }
2029    }
2030
2031    protected void setResultEx(int resultCode) {
2032        mResultCodeForTesting = resultCode;
2033        setResult(resultCode);
2034    }
2035
2036    protected void setResultEx(int resultCode, Intent data) {
2037        mResultCodeForTesting = resultCode;
2038        mResultDataForTesting = data;
2039        setResult(resultCode, data);
2040    }
2041
2042    public int getResultCode() {
2043        return mResultCodeForTesting;
2044    }
2045
2046    public Intent getResultData() {
2047        return mResultDataForTesting;
2048    }
2049
2050    public boolean isSecureCamera() {
2051        return mSecureCamera;
2052    }
2053
2054    @Override
2055    public boolean isPaused() {
2056        return mPaused;
2057    }
2058
2059    @Override
2060    public int getPreferredChildModeIndex(int modeIndex) {
2061        if (modeIndex == getResources().getInteger(R.integer.camera_mode_photo)) {
2062            boolean hdrPlusOn = Keys.isHdrPlusOn(mSettingsManager);
2063            if (hdrPlusOn && GcamHelper.hasGcamCapture()) {
2064                modeIndex = getResources().getInteger(R.integer.camera_mode_gcam);
2065            }
2066        }
2067        return modeIndex;
2068    }
2069
2070    @Override
2071    public void onModeSelected(int modeIndex) {
2072        if (mCurrentModeIndex == modeIndex) {
2073            return;
2074        }
2075
2076        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.MODE_SWITCH_START);
2077        // Record last used camera mode for quick switching
2078        if (modeIndex == getResources().getInteger(R.integer.camera_mode_photo)
2079                || modeIndex == getResources().getInteger(R.integer.camera_mode_gcam)) {
2080            mSettingsManager.set(SettingsManager.SCOPE_GLOBAL,
2081                                 Keys.KEY_CAMERA_MODULE_LAST_USED,
2082                                 modeIndex);
2083        }
2084
2085        closeModule(mCurrentModule);
2086
2087        // Select the correct module index from the mode switcher index.
2088        modeIndex = getPreferredChildModeIndex(modeIndex);
2089        setModuleFromModeIndex(modeIndex);
2090
2091        mCameraAppUI.resetBottomControls(mCurrentModule, modeIndex);
2092        mCameraAppUI.addShutterListener(mCurrentModule);
2093        mCameraAppUI.hideLetterboxing();
2094        openModule(mCurrentModule);
2095        mCurrentModule.onOrientationChanged(mLastRawOrientation);
2096        // Store the module index so we can use it the next time the Camera
2097        // starts up.
2098        mSettingsManager.set(SettingsManager.SCOPE_GLOBAL,
2099                             Keys.KEY_STARTUP_MODULE_INDEX, modeIndex);
2100    }
2101
2102    /**
2103     * Shows the settings dialog.
2104     */
2105    @Override
2106    public void onSettingsSelected() {
2107        UsageStatistics.instance().controlUsed(
2108                eventprotos.ControlEvent.ControlType.OVERALL_SETTINGS);
2109        Intent intent = new Intent(this, CameraSettingsActivity.class);
2110        startActivity(intent);
2111    }
2112
2113    @Override
2114    public void freezeScreenUntilPreviewReady() {
2115        mCameraAppUI.freezeScreenUntilPreviewReady();
2116    }
2117
2118    /**
2119     * Sets the mCurrentModuleIndex, creates a new module instance for the given
2120     * index an sets it as mCurrentModule.
2121     */
2122    private void setModuleFromModeIndex(int modeIndex) {
2123        ModuleManagerImpl.ModuleAgent agent = mModuleManager.getModuleAgent(modeIndex);
2124        if (agent == null) {
2125            return;
2126        }
2127        if (!agent.requestAppForCamera()) {
2128            mCameraController.closeCamera(true);
2129        }
2130        mCurrentModeIndex = agent.getModuleId();
2131        mCurrentModule = (CameraModule) agent.createModule(this);
2132    }
2133
2134    @Override
2135    public SettingsManager getSettingsManager() {
2136        return mSettingsManager;
2137    }
2138
2139    @Override
2140    public CameraServices getServices() {
2141        return (CameraServices) getApplication();
2142    }
2143
2144    public List<String> getSupportedModeNames() {
2145        List<Integer> indices = mModuleManager.getSupportedModeIndexList();
2146        List<String> supported = new ArrayList<String>();
2147
2148        for (Integer modeIndex : indices) {
2149            String name = CameraUtil.getCameraModeText(modeIndex, mAppContext);
2150            if (name != null && !name.equals("")) {
2151                supported.add(name);
2152            }
2153        }
2154        return supported;
2155    }
2156
2157    @Override
2158    public ButtonManager getButtonManager() {
2159        if (mButtonManager == null) {
2160            mButtonManager = new ButtonManager(this);
2161        }
2162        return mButtonManager;
2163    }
2164
2165    /**
2166     * Creates an AlertDialog appropriate for choosing whether to enable
2167     * location on the first run of the app.
2168     */
2169    public AlertDialog getFirstTimeLocationAlert() {
2170        AlertDialog.Builder builder = new AlertDialog.Builder(this);
2171        builder = SettingsUtil.getFirstTimeLocationAlertBuilder(builder, new Callback<Boolean>() {
2172            @Override
2173            public void onCallback(Boolean locationOn) {
2174                Keys.setLocation(mSettingsManager, locationOn, mLocationManager);
2175            }
2176        });
2177        if (builder != null) {
2178            return builder.create();
2179        } else {
2180            return null;
2181        }
2182    }
2183
2184    /**
2185     * Launches an ACTION_EDIT intent for the given local data item. If
2186     * 'withTinyPlanet' is set, this will show a disambig dialog first to let
2187     * the user start either the tiny planet editor or another photo edior.
2188     *
2189     * @param data The data item to edit.
2190     */
2191    public void launchEditor(LocalData data) {
2192        Intent intent = new Intent(Intent.ACTION_EDIT)
2193                .setDataAndType(data.getUri(), data.getMimeType())
2194                .setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
2195        try {
2196            launchActivityByIntent(intent);
2197        } catch (ActivityNotFoundException e) {
2198            final String msgEditWith = getResources().getString(R.string.edit_with);
2199            launchActivityByIntent(Intent.createChooser(intent, msgEditWith));
2200        }
2201    }
2202
2203    @Override
2204    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
2205        super.onCreateContextMenu(menu, v, menuInfo);
2206
2207        MenuInflater inflater = getMenuInflater();
2208        inflater.inflate(R.menu.filmstrip_context_menu, menu);
2209    }
2210
2211    @Override
2212    public boolean onContextItemSelected(MenuItem item) {
2213        switch (item.getItemId()) {
2214            case R.id.tiny_planet_editor:
2215                mMyFilmstripBottomControlListener.onTinyPlanet();
2216                return true;
2217            case R.id.photo_editor:
2218                mMyFilmstripBottomControlListener.onEdit();
2219                return true;
2220        }
2221        return false;
2222    }
2223
2224    /**
2225     * Launch the tiny planet editor.
2226     *
2227     * @param data The data must be a 360 degree stereographically mapped
2228     *            panoramic image. It will not be modified, instead a new item
2229     *            with the result will be added to the filmstrip.
2230     */
2231    public void launchTinyPlanetEditor(LocalData data) {
2232        TinyPlanetFragment fragment = new TinyPlanetFragment();
2233        Bundle bundle = new Bundle();
2234        bundle.putString(TinyPlanetFragment.ARGUMENT_URI, data.getUri().toString());
2235        bundle.putString(TinyPlanetFragment.ARGUMENT_TITLE, data.getTitle());
2236        fragment.setArguments(bundle);
2237        fragment.show(getFragmentManager(), "tiny_planet");
2238    }
2239
2240    /**
2241     * Returns what UI mode (capture mode or filmstrip) we are in.
2242     * Returned number one of {@link com.google.common.logging.eventprotos.NavigationChange.Mode}
2243     */
2244    private int currentUserInterfaceMode() {
2245        int mode = NavigationChange.Mode.UNKNOWN_MODE;
2246        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_photo)) {
2247            mode = NavigationChange.Mode.PHOTO_CAPTURE;
2248        }
2249        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_video)) {
2250            mode = NavigationChange.Mode.VIDEO_CAPTURE;
2251        }
2252        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_refocus)) {
2253            mode = NavigationChange.Mode.LENS_BLUR;
2254        }
2255        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_gcam)) {
2256            mode = NavigationChange.Mode.HDR_PLUS;
2257        }
2258        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_photosphere)) {
2259            mode = NavigationChange.Mode.PHOTO_SPHERE;
2260        }
2261        if (mCurrentModeIndex == getResources().getInteger(R.integer.camera_mode_panorama)) {
2262            mode = NavigationChange.Mode.PANORAMA;
2263        }
2264        if (mFilmstripVisible) {
2265            mode = NavigationChange.Mode.FILMSTRIP;
2266        }
2267        return mode;
2268    }
2269
2270    private void openModule(CameraModule module) {
2271        module.init(this, isSecureCamera(), isCaptureIntent());
2272        module.hardResetSettings(mSettingsManager);
2273        module.resume();
2274        UsageStatistics.instance().changeScreen(currentUserInterfaceMode(),
2275                NavigationChange.InteractionCause.BUTTON);
2276        updatePreviewVisibility();
2277    }
2278
2279    private void closeModule(CameraModule module) {
2280        module.pause();
2281        mCameraAppUI.clearModuleUI();
2282    }
2283
2284    private void performDeletion() {
2285        if (!mPendingDeletion) {
2286            return;
2287        }
2288        hideUndoDeletionBar(false);
2289        mDataAdapter.executeDeletion();
2290    }
2291
2292    public void showUndoDeletionBar() {
2293        if (mPendingDeletion) {
2294            performDeletion();
2295        }
2296        Log.v(TAG, "showing undo bar");
2297        mPendingDeletion = true;
2298        if (mUndoDeletionBar == null) {
2299            ViewGroup v = (ViewGroup) getLayoutInflater().inflate(R.layout.undo_bar,
2300                    mAboveFilmstripControlLayout, true);
2301            mUndoDeletionBar = (ViewGroup) v.findViewById(R.id.camera_undo_deletion_bar);
2302            View button = mUndoDeletionBar.findViewById(R.id.camera_undo_deletion_button);
2303            button.setOnClickListener(new View.OnClickListener() {
2304                @Override
2305                public void onClick(View view) {
2306                    mDataAdapter.undoDataRemoval();
2307                    hideUndoDeletionBar(true);
2308                }
2309            });
2310            // Setting undo bar clickable to avoid touch events going through
2311            // the bar to the buttons (eg. edit button, etc) underneath the bar.
2312            mUndoDeletionBar.setClickable(true);
2313            // When there is user interaction going on with the undo button, we
2314            // do not want to hide the undo bar.
2315            button.setOnTouchListener(new View.OnTouchListener() {
2316                @Override
2317                public boolean onTouch(View v, MotionEvent event) {
2318                    if (event.getActionMasked() == MotionEvent.ACTION_DOWN) {
2319                        mIsUndoingDeletion = true;
2320                    } else if (event.getActionMasked() == MotionEvent.ACTION_UP) {
2321                        mIsUndoingDeletion = false;
2322                    }
2323                    return false;
2324                }
2325            });
2326        }
2327        mUndoDeletionBar.setAlpha(0f);
2328        mUndoDeletionBar.setVisibility(View.VISIBLE);
2329        mUndoDeletionBar.animate().setDuration(200).alpha(1f).setListener(null).start();
2330    }
2331
2332    private void hideUndoDeletionBar(boolean withAnimation) {
2333        Log.v(TAG, "Hiding undo deletion bar");
2334        mPendingDeletion = false;
2335        if (mUndoDeletionBar != null) {
2336            if (withAnimation) {
2337                mUndoDeletionBar.animate().setDuration(200).alpha(0f)
2338                        .setListener(new Animator.AnimatorListener() {
2339                            @Override
2340                            public void onAnimationStart(Animator animation) {
2341                                // Do nothing.
2342                            }
2343
2344                            @Override
2345                            public void onAnimationEnd(Animator animation) {
2346                                mUndoDeletionBar.setVisibility(View.GONE);
2347                            }
2348
2349                            @Override
2350                            public void onAnimationCancel(Animator animation) {
2351                                // Do nothing.
2352                            }
2353
2354                            @Override
2355                            public void onAnimationRepeat(Animator animation) {
2356                                // Do nothing.
2357                            }
2358                        }).start();
2359            } else {
2360                mUndoDeletionBar.setVisibility(View.GONE);
2361            }
2362        }
2363    }
2364
2365    @Override
2366    public void onOrientationChanged(int orientation) {
2367        // We keep the last known orientation. So if the user first orient
2368        // the camera then point the camera to floor or sky, we still have
2369        // the correct orientation.
2370        if (orientation == OrientationManager.ORIENTATION_UNKNOWN) {
2371            return;
2372        }
2373        mLastRawOrientation = orientation;
2374        if (mCurrentModule != null) {
2375            mCurrentModule.onOrientationChanged(orientation);
2376        }
2377    }
2378
2379    /**
2380     * Enable/disable swipe-to-filmstrip. Will always disable swipe if in
2381     * capture intent.
2382     *
2383     * @param enable {@code true} to enable swipe.
2384     */
2385    public void setSwipingEnabled(boolean enable) {
2386        // TODO: Bring back the functionality.
2387        if (isCaptureIntent()) {
2388            // lockPreview(true);
2389        } else {
2390            // lockPreview(!enable);
2391        }
2392    }
2393
2394    // Accessor methods for getting latency times used in performance testing
2395    public long getFirstPreviewTime() {
2396        if (mCurrentModule instanceof PhotoModule) {
2397            long coverHiddenTime = getCameraAppUI().getCoverHiddenTime();
2398            if (coverHiddenTime != -1) {
2399                return coverHiddenTime - mOnCreateTime;
2400            }
2401        }
2402        return -1;
2403    }
2404
2405    public long getAutoFocusTime() {
2406        return (mCurrentModule instanceof PhotoModule) ?
2407                ((PhotoModule) mCurrentModule).mAutoFocusTime : -1;
2408    }
2409
2410    public long getShutterLag() {
2411        return (mCurrentModule instanceof PhotoModule) ?
2412                ((PhotoModule) mCurrentModule).mShutterLag : -1;
2413    }
2414
2415    public long getShutterToPictureDisplayedTime() {
2416        return (mCurrentModule instanceof PhotoModule) ?
2417                ((PhotoModule) mCurrentModule).mShutterToPictureDisplayedTime : -1;
2418    }
2419
2420    public long getPictureDisplayedToJpegCallbackTime() {
2421        return (mCurrentModule instanceof PhotoModule) ?
2422                ((PhotoModule) mCurrentModule).mPictureDisplayedToJpegCallbackTime : -1;
2423    }
2424
2425    public long getJpegCallbackFinishTime() {
2426        return (mCurrentModule instanceof PhotoModule) ?
2427                ((PhotoModule) mCurrentModule).mJpegCallbackFinishTime : -1;
2428    }
2429
2430    public long getCaptureStartTime() {
2431        return (mCurrentModule instanceof PhotoModule) ?
2432                ((PhotoModule) mCurrentModule).mCaptureStartTime : -1;
2433    }
2434
2435    public boolean isRecording() {
2436        return (mCurrentModule instanceof VideoModule) ?
2437                ((VideoModule) mCurrentModule).isRecording() : false;
2438    }
2439
2440    public CameraAgent.CameraOpenCallback getCameraOpenErrorCallback() {
2441        return mCameraController;
2442    }
2443
2444    // For debugging purposes only.
2445    public CameraModule getCurrentModule() {
2446        return mCurrentModule;
2447    }
2448
2449    @Override
2450    public void showTutorial(AbstractTutorialOverlay tutorial) {
2451        mCameraAppUI.showTutorial(tutorial, getLayoutInflater());
2452    }
2453
2454    @Override
2455    public void showErrorAndFinish(int messageId) {
2456        CameraUtil.showErrorAndFinish(this, messageId);
2457    }
2458
2459    /**
2460     * Reads the current location recording settings and passes it on to the
2461     * location manager.
2462     */
2463    public void syncLocationManagerSetting() {
2464        Keys.syncLocationManager(mSettingsManager, mLocationManager);
2465    }
2466
2467    private void keepScreenOnForAWhile() {
2468        if (mKeepScreenOn) {
2469            return;
2470        }
2471        mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
2472        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
2473        mMainHandler.sendEmptyMessageDelayed(MSG_CLEAR_SCREEN_ON_FLAG, SCREEN_DELAY_MS);
2474    }
2475
2476    private void resetScreenOn() {
2477        mKeepScreenOn = false;
2478        mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
2479        getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
2480    }
2481
2482    /**
2483     * @return {@code true} if the Gallery is launched successfully.
2484     */
2485    private boolean startGallery() {
2486        if (mGalleryIntent == null) {
2487            return false;
2488        }
2489        try {
2490            UsageStatistics.instance().changeScreen(NavigationChange.Mode.GALLERY,
2491                    NavigationChange.InteractionCause.BUTTON);
2492            Intent startGalleryIntent = new Intent(mGalleryIntent);
2493            int currentDataId = mFilmstripController.getCurrentId();
2494            LocalData currentLocalData = mDataAdapter.getLocalData(currentDataId);
2495            if (currentLocalData != null) {
2496                GalleryHelper.setContentUri(startGalleryIntent, currentLocalData.getUri());
2497            }
2498            launchActivityByIntent(startGalleryIntent);
2499        } catch (ActivityNotFoundException e) {
2500            Log.w(TAG, "Failed to launch gallery activity, closing");
2501        }
2502        return false;
2503    }
2504
2505    private void setNfcBeamPushUriFromData(LocalData data) {
2506        final Uri uri = data.getUri();
2507        if (uri != Uri.EMPTY) {
2508            mNfcPushUris[0] = uri;
2509        } else {
2510            mNfcPushUris[0] = null;
2511        }
2512    }
2513
2514    /**
2515     * Updates the visibility of the filmstrip bottom controls and action bar.
2516     */
2517    private void updateUiByData(final int dataId) {
2518        final LocalData currentData = mDataAdapter.getLocalData(dataId);
2519        if (currentData == null) {
2520            Log.w(TAG, "Current data ID not found.");
2521            hideSessionProgress();
2522            return;
2523        }
2524        updateActionBarMenu(currentData);
2525
2526        /* Bottom controls. */
2527        updateBottomControlsByData(currentData);
2528
2529        if (isSecureCamera()) {
2530            // We cannot show buttons in secure camera since go to other
2531            // activities might create a security hole.
2532            mCameraAppUI.getFilmstripBottomControls().hideControls();
2533            return;
2534        }
2535
2536
2537        setNfcBeamPushUriFromData(currentData);
2538
2539        if (!mDataAdapter.isMetadataUpdated(dataId)) {
2540            mDataAdapter.updateMetadata(dataId);
2541        }
2542    }
2543
2544    /**
2545     * Updates the bottom controls based on the data.
2546     */
2547    private void updateBottomControlsByData(final LocalData currentData) {
2548
2549        final CameraAppUI.BottomPanel filmstripBottomPanel =
2550                mCameraAppUI.getFilmstripBottomControls();
2551        filmstripBottomPanel.showControls();
2552        filmstripBottomPanel.setEditButtonVisibility(
2553                currentData.isDataActionSupported(LocalData.DATA_ACTION_EDIT));
2554        filmstripBottomPanel.setShareButtonVisibility(
2555                currentData.isDataActionSupported(LocalData.DATA_ACTION_SHARE));
2556        filmstripBottomPanel.setDeleteButtonVisibility(
2557                currentData.isDataActionSupported(LocalData.DATA_ACTION_DELETE));
2558
2559        /* Progress bar */
2560
2561        Uri contentUri = currentData.getUri();
2562        CaptureSessionManager sessionManager = getServices()
2563                .getCaptureSessionManager();
2564
2565        if (sessionManager.hasErrorMessage(contentUri)) {
2566            showProcessError(sessionManager.getErrorMesage(contentUri));
2567        } else {
2568            filmstripBottomPanel.hideProgressError();
2569            CaptureSession session = sessionManager.getSession(contentUri);
2570
2571            if (session != null) {
2572                int sessionProgress = session.getProgress();
2573
2574                if (sessionProgress < 0) {
2575                    hideSessionProgress();
2576                } else {
2577                    CharSequence progressMessage = session.getProgressMessage();
2578                    showSessionProgress(progressMessage);
2579                    updateSessionProgress(sessionProgress);
2580                }
2581            } else {
2582                hideSessionProgress();
2583            }
2584        }
2585
2586        /* View button */
2587
2588        // We need to add this to a separate DB.
2589        final int viewButtonVisibility;
2590        if (PanoramaMetadataLoader.isPanoramaAndUseViewer(currentData)) {
2591            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_PHOTO_SPHERE;
2592        } else if (RgbzMetadataLoader.hasRGBZData(currentData)) {
2593            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_REFOCUS;
2594        } else {
2595            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_NONE;
2596        }
2597
2598        filmstripBottomPanel.setTinyPlanetEnabled(
2599                PanoramaMetadataLoader.isPanorama360(currentData));
2600        filmstripBottomPanel.setViewerButtonVisibility(viewButtonVisibility);
2601    }
2602
2603    private class PeekAnimationHandler extends Handler {
2604        private class DataAndCallback {
2605            LocalData mData;
2606            com.android.camera.util.Callback<Bitmap> mCallback;
2607
2608            public DataAndCallback(LocalData data, com.android.camera.util.Callback<Bitmap>
2609                    callback) {
2610                mData = data;
2611                mCallback = callback;
2612            }
2613        }
2614
2615        public PeekAnimationHandler(Looper looper) {
2616            super(looper);
2617        }
2618
2619        /**
2620         * Starts the animation decoding job and posts a {@code Runnable} back
2621         * when when the decoding is done.
2622         *
2623         * @param data The data item to decode the thumbnail for.
2624         * @param callback {@link com.android.camera.util.Callback} after the
2625         *                 decoding is done.
2626         */
2627        public void startDecodingJob(final LocalData data,
2628                final com.android.camera.util.Callback<Bitmap> callback) {
2629            PeekAnimationHandler.this.obtainMessage(0 /** dummy integer **/,
2630                    new DataAndCallback(data, callback)).sendToTarget();
2631        }
2632
2633        @Override
2634        public void handleMessage(Message msg) {
2635            final LocalData data = ((DataAndCallback) msg.obj).mData;
2636            final com.android.camera.util.Callback<Bitmap> callback =
2637                    ((DataAndCallback) msg.obj).mCallback;
2638            if (data == null || callback == null) {
2639                return;
2640            }
2641
2642            final Bitmap bitmap;
2643            switch (data.getLocalDataType()) {
2644                case LocalData.LOCAL_IN_PROGRESS_DATA:
2645                    byte[] jpegData = Storage.getJpegForSession(data.getUri());
2646                    if (jpegData != null) {
2647                        bitmap = BitmapFactory.decodeByteArray(jpegData, 0, jpegData.length);
2648                    } else {
2649                        bitmap = null;
2650                    }
2651                    break;
2652
2653                case LocalData.LOCAL_IMAGE:
2654                    FileInputStream stream;
2655                    try {
2656                        stream = new FileInputStream(data.getPath());
2657                    } catch (FileNotFoundException e) {
2658                        Log.e(TAG, "File not found:" + data.getPath());
2659                        return;
2660                    }
2661                    Point dim = CameraUtil.resizeToFill(data.getWidth(), data.getHeight(),
2662                            data.getRotation(), mAboveFilmstripControlLayout.getWidth(),
2663                            mAboveFilmstripControlLayout.getMeasuredHeight());
2664                    if (data.getRotation() % 180 != 0) {
2665                        int dummy = dim.x;
2666                        dim.x = dim.y;
2667                        dim.y = dummy;
2668                    }
2669                    bitmap = LocalDataUtil
2670                            .loadImageThumbnailFromStream(stream, data.getWidth(), data.getHeight(),
2671                                    (int) (dim.x * 0.7f), (int) (dim.y * 0.7),
2672                                    data.getRotation(), MAX_PEEK_BITMAP_PIXELS);
2673                    break;
2674
2675                case LocalData.LOCAL_VIDEO:
2676                    bitmap = LocalDataUtil.loadVideoThumbnail(data.getPath());
2677                    break;
2678
2679                default:
2680                    bitmap = null;
2681                    break;
2682            }
2683
2684            if (bitmap == null) {
2685                return;
2686            }
2687
2688            mMainHandler.post(new Runnable() {
2689                @Override
2690                public void run() {
2691                    callback.onCallback(bitmap);
2692                }
2693            });
2694        }
2695    }
2696
2697    private void showDetailsDialog(int dataId) {
2698        final LocalData data = mDataAdapter.getLocalData(dataId);
2699        if (data == null) {
2700            return;
2701        }
2702        MediaDetails details = data.getMediaDetails(getAndroidContext());
2703        if (details == null) {
2704            return;
2705        }
2706        Dialog detailDialog = DetailsDialog.create(CameraActivity.this, details);
2707        detailDialog.show();
2708        UsageStatistics.instance().mediaInteraction(
2709                fileNameFromDataID(dataId), MediaInteraction.InteractionType.DETAILS,
2710                NavigationChange.InteractionCause.BUTTON, fileAgeFromDataID(dataId));
2711    }
2712
2713    /**
2714     * Show or hide action bar items depending on current data type.
2715     */
2716    private void updateActionBarMenu(LocalData data) {
2717        if (mActionBarMenu == null) {
2718            return;
2719        }
2720
2721        MenuItem detailsMenuItem = mActionBarMenu.findItem(R.id.action_details);
2722        if (detailsMenuItem == null) {
2723            return;
2724        }
2725
2726        int type = data.getLocalDataType();
2727        boolean showDetails = (type == LocalData.LOCAL_IMAGE) || (type == LocalData.LOCAL_VIDEO);
2728        detailsMenuItem.setVisible(showDetails);
2729    }
2730}
2731