CameraActivity.java revision 9795ed47e73c99f0049f10a56a2910e3595fcea0 
1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.camera;
18
19import android.animation.Animator;
20import android.annotation.TargetApi;
21import android.app.ActionBar;
22import android.app.Activity;
23import android.app.AlertDialog;
24import android.app.Dialog;
25import android.content.ActivityNotFoundException;
26import android.content.BroadcastReceiver;
27import android.content.ContentResolver;
28import android.content.Context;
29import android.content.Intent;
30import android.content.IntentFilter;
31import android.content.SharedPreferences;
32import android.content.pm.ActivityInfo;
33import android.content.pm.PackageManager;
34import android.content.res.Configuration;
35import android.graphics.Bitmap;
36import android.graphics.Matrix;
37import android.graphics.Point;
38import android.graphics.SurfaceTexture;
39import android.graphics.drawable.ColorDrawable;
40import android.graphics.drawable.Drawable;
41import android.net.Uri;
42import android.nfc.NfcAdapter;
43import android.nfc.NfcAdapter.CreateBeamUrisCallback;
44import android.nfc.NfcEvent;
45import android.os.Build;
46import android.os.Bundle;
47import android.os.Handler;
48import android.os.HandlerThread;
49import android.os.Looper;
50import android.os.Message;
51import android.preference.PreferenceManager;
52import android.provider.MediaStore;
53import android.provider.Settings;
54import android.util.CameraPerformanceTracker;
55import android.util.Log;
56import android.view.ContextMenu;
57import android.view.ContextMenu.ContextMenuInfo;
58import android.view.KeyEvent;
59import android.view.Menu;
60import android.view.MenuInflater;
61import android.view.MenuItem;
62import android.view.MotionEvent;
63import android.view.View;
64import android.view.ViewGroup;
65import android.view.Window;
66import android.view.WindowManager;
67import android.widget.FrameLayout;
68import android.widget.ImageView;
69import android.widget.ShareActionProvider;
70
71import com.android.camera.app.AppController;
72import com.android.camera.app.CameraAppUI;
73import com.android.camera.app.CameraController;
74import com.android.camera.app.CameraManager;
75import com.android.camera.app.CameraManagerFactory;
76import com.android.camera.app.CameraProvider;
77import com.android.camera.app.CameraServices;
78import com.android.camera.app.LocationManager;
79import com.android.camera.app.ModuleManagerImpl;
80import com.android.camera.app.OrientationManager;
81import com.android.camera.app.OrientationManagerImpl;
82import com.android.camera.data.CameraDataAdapter;
83import com.android.camera.data.FixedLastDataAdapter;
84import com.android.camera.data.LocalData;
85import com.android.camera.data.LocalDataAdapter;
86import com.android.camera.data.LocalDataUtil;
87import com.android.camera.data.LocalMediaObserver;
88import com.android.camera.data.MediaDetails;
89import com.android.camera.data.PanoramaMetadataLoader;
90import com.android.camera.data.RgbzMetadataLoader;
91import com.android.camera.data.SimpleViewData;
92import com.android.camera.filmstrip.FilmstripContentPanel;
93import com.android.camera.filmstrip.FilmstripController;
94import com.android.camera.hardware.HardwareSpec;
95import com.android.camera.hardware.HardwareSpecImpl;
96import com.android.camera.module.ModuleController;
97import com.android.camera.module.ModulesInfo;
98import com.android.camera.session.CaptureSessionManager;
99import com.android.camera.session.CaptureSessionManager.SessionListener;
100import com.android.camera.settings.CameraSettingsActivity;
101import com.android.camera.settings.SettingsManager;
102import com.android.camera.settings.SettingsManager.SettingsCapabilities;
103import com.android.camera.settings.SettingsUtil;
104import com.android.camera.tinyplanet.TinyPlanetFragment;
105import com.android.camera.ui.AbstractTutorialOverlay;
106import com.android.camera.ui.DetailsDialog;
107import com.android.camera.ui.MainActivityLayout;
108import com.android.camera.ui.ModeListView;
109import com.android.camera.ui.ModeListView.ModeListVisibilityChangedListener;
110import com.android.camera.ui.PreviewStatusListener;
111import com.android.camera.util.ApiHelper;
112import com.android.camera.util.Callback;
113import com.android.camera.util.CameraUtil;
114import com.android.camera.util.FeedbackHelper;
115import com.android.camera.util.GalleryHelper;
116import com.android.camera.util.GcamHelper;
117import com.android.camera.util.IntentHelper;
118import com.android.camera.util.PhotoSphereHelper.PanoramaViewHelper;
119import com.android.camera.util.ReleaseDialogHelper;
120import com.android.camera.util.UsageStatistics;
121import com.android.camera.widget.FilmstripView;
122import com.android.camera2.R;
123import com.google.common.logging.eventprotos;
124import com.google.common.logging.eventprotos.CameraEvent.InteractionCause;
125import com.google.common.logging.eventprotos.NavigationChange;
126
127import java.io.File;
128import java.io.FileInputStream;
129import java.io.FileNotFoundException;
130import java.lang.ref.WeakReference;
131import java.util.ArrayList;
132import java.util.List;
133
134public class CameraActivity extends Activity
135        implements AppController, CameraManager.CameraOpenCallback,
136        ActionBar.OnMenuVisibilityListener, ShareActionProvider.OnShareTargetSelectedListener,
137        OrientationManager.OnOrientationChangeListener {
138
139    private static final String TAG = "CameraActivity";
140
141    private static final String INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE =
142            "android.media.action.STILL_IMAGE_CAMERA_SECURE";
143    public static final String ACTION_IMAGE_CAPTURE_SECURE =
144            "android.media.action.IMAGE_CAPTURE_SECURE";
145
146    // The intent extra for camera from secure lock screen. True if the gallery
147    // should only show newly captured pictures. sSecureAlbumId does not
148    // increment. This is used when switching between camera, camcorder, and
149    // panorama. If the extra is not set, it is in the normal camera mode.
150    public static final String SECURE_CAMERA_EXTRA = "secure_camera";
151
152    /**
153     * Request code from an activity we started that indicated that we do not
154     * want to reset the view to the preview in onResume.
155     */
156    public static final int REQ_CODE_DONT_SWITCH_TO_PREVIEW = 142;
157
158    public static final int REQ_CODE_GCAM_DEBUG_POSTCAPTURE = 999;
159
160    private static final int MSG_CLEAR_SCREEN_ON_FLAG = 2;
161    private static final long SCREEN_DELAY_MS = 2 * 60 * 1000; // 2 mins.
162    private static final int MAX_PEEK_BITMAP_PIXELS = 1600000; // 1.6 * 4 MBs.
163
164    /** Should be used wherever a context is needed. */
165    private Context mAppContext;
166
167    /**
168     * Whether onResume should reset the view to the preview.
169     */
170    private boolean mResetToPreviewOnResume = true;
171
172    /**
173     * This data adapter is used by FilmStripView.
174     */
175    private LocalDataAdapter mDataAdapter;
176
177    /**
178     * TODO: This should be moved to the app level.
179     */
180    private SettingsManager mSettingsManager;
181
182    private ModeListView mModeListView;
183    private boolean mModeListVisible = false;
184    private int mCurrentModeIndex;
185    private CameraModule mCurrentModule;
186    private ModuleManagerImpl mModuleManager;
187    private FrameLayout mAboveFilmstripControlLayout;
188    private FilmstripController mFilmstripController;
189    private boolean mFilmstripVisible;
190    /** Whether the filmstrip fully covers the preview. */
191    private boolean mFilmstripCoversPreview = false;
192    private int mResultCodeForTesting;
193    private Intent mResultDataForTesting;
194    private OnScreenHint mStorageHint;
195    private long mStorageSpaceBytes = Storage.LOW_STORAGE_THRESHOLD_BYTES;
196    private boolean mAutoRotateScreen;
197    private boolean mSecureCamera;
198    private int mLastRawOrientation;
199    private OrientationManagerImpl mOrientationManager;
200    private LocationManager mLocationManager;
201    private ButtonManager mButtonManager;
202    private Handler mMainHandler;
203    private PanoramaViewHelper mPanoramaViewHelper;
204    private ActionBar mActionBar;
205    private ViewGroup mUndoDeletionBar;
206    private boolean mIsUndoingDeletion = false;
207
208    private final Uri[] mNfcPushUris = new Uri[1];
209
210    private LocalMediaObserver mLocalImagesObserver;
211    private LocalMediaObserver mLocalVideosObserver;
212
213    private boolean mPendingDeletion = false;
214
215    private CameraController mCameraController;
216    private boolean mPaused;
217    private CameraAppUI mCameraAppUI;
218
219    private PeekAnimationHandler mPeekAnimationHandler;
220    private HandlerThread mPeekAnimationThread;
221
222    private FeedbackHelper mFeedbackHelper;
223
224    private Intent mGalleryIntent;
225    private long mOnCreateTime;
226
227    private Menu mActionBarMenu;
228
229    @Override
230    public CameraAppUI getCameraAppUI() {
231        return mCameraAppUI;
232    }
233
234    // close activity when screen turns off
235    private final BroadcastReceiver mScreenOffReceiver = new BroadcastReceiver() {
236        @Override
237        public void onReceive(Context context, Intent intent) {
238            finish();
239        }
240    };
241
242    /**
243     * Whether the screen is kept turned on.
244     */
245    private boolean mKeepScreenOn;
246    private int mLastLayoutOrientation;
247    private final CameraAppUI.BottomPanel.Listener mMyFilmstripBottomControlListener =
248            new CameraAppUI.BottomPanel.Listener() {
249
250                /**
251                 * If the current photo is a photo sphere, this will launch the
252                 * Photo Sphere panorama viewer.
253                 */
254                @Override
255                public void onExternalViewer() {
256                    if (mPanoramaViewHelper == null) {
257                        return;
258                    }
259                    final LocalData data = getCurrentLocalData();
260                    if (data == null) {
261                        return;
262                    }
263                    final Uri contentUri = data.getContentUri();
264                    if (contentUri == Uri.EMPTY) {
265                        return;
266                    }
267
268                    if (PanoramaMetadataLoader.isPanoramaAndUseViewer(data)) {
269                        mPanoramaViewHelper.showPanorama(CameraActivity.this, contentUri);
270                    } else if (RgbzMetadataLoader.hasRGBZData(data)) {
271                        mPanoramaViewHelper.showRgbz(contentUri);
272                    }
273                }
274
275                @Override
276                public void onEdit() {
277                    LocalData data = getCurrentLocalData();
278                    if (data == null) {
279                        return;
280                    }
281                    launchEditor(data);
282                }
283
284                @Override
285                public void onTinyPlanet() {
286                    LocalData data = getCurrentLocalData();
287                    if (data == null) {
288                        return;
289                    }
290                    launchTinyPlanetEditor(data);
291                }
292
293                @Override
294                public void onDelete() {
295                    final int currentDataId = getCurrentDataId();
296                    UsageStatistics.photoInteraction(
297                            UsageStatistics.hashFileName(fileNameFromDataID(currentDataId)),
298                            eventprotos.CameraEvent.InteractionType.DELETE,
299                            InteractionCause.BUTTON);
300                    removeData(currentDataId);
301                }
302
303                @Override
304                public void onShare() {
305                    final LocalData data = getCurrentLocalData();
306
307                    // If applicable, show release information before this item
308                    // is shared.
309                    if (PanoramaMetadataLoader.isPanorama(data)
310                            || RgbzMetadataLoader.hasRGBZData(data)) {
311                        ReleaseDialogHelper.showReleaseInfoDialog(CameraActivity.this,
312                                new Callback<Void>() {
313                                    @Override
314                                    public void onCallback(Void result) {
315                                        share(data);
316                                    }
317                                });
318                    } else {
319                        share(data);
320                    }
321                }
322
323                private void share(LocalData data) {
324                    Intent shareIntent = getShareIntentByData(data);
325                    if (shareIntent != null) {
326                        try {
327                            launchActivityByIntent(shareIntent);
328                            mCameraAppUI.getFilmstripBottomControls().setShareEnabled(false);
329                        } catch (ActivityNotFoundException ex) {
330                            // Nothing.
331                        }
332                    }
333                }
334
335                private int getCurrentDataId() {
336                    return mFilmstripController.getCurrentId();
337                }
338
339                private LocalData getCurrentLocalData() {
340                    return mDataAdapter.getLocalData(getCurrentDataId());
341                }
342
343                /**
344                 * Sets up the share intent and NFC properly according to the
345                 * data.
346                 *
347                 * @param data The data to be shared.
348                 */
349                private Intent getShareIntentByData(final LocalData data) {
350                    Intent intent = null;
351                    final Uri contentUri = data.getContentUri();
352                    if (PanoramaMetadataLoader.isPanorama360(data) &&
353                            data.getContentUri() != Uri.EMPTY) {
354                        intent = new Intent(Intent.ACTION_SEND);
355                        intent.setType("application/vnd.google.panorama360+jpg");
356                        intent.putExtra(Intent.EXTRA_STREAM, contentUri);
357                    } else if (data.isDataActionSupported(LocalData.DATA_ACTION_SHARE)) {
358                        final String mimeType = data.getMimeType();
359                        intent = getShareIntentFromType(mimeType);
360                        if (intent != null) {
361                            intent.putExtra(Intent.EXTRA_STREAM, contentUri);
362                            intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
363                        }
364                        intent = Intent.createChooser(intent, null);
365                    }
366                    return intent;
367                }
368
369                /**
370                 * Get the share intent according to the mimeType
371                 *
372                 * @param mimeType The mimeType of current data.
373                 * @return the video/image's ShareIntent or null if mimeType is
374                 *         invalid.
375                 */
376                private Intent getShareIntentFromType(String mimeType) {
377                    // Lazily create the intent object.
378                    Intent intent = new Intent(Intent.ACTION_SEND);
379                    if (mimeType.startsWith("video/")) {
380                        intent.setType("video/*");
381                    } else {
382                        if (mimeType.startsWith("image/")) {
383                            intent.setType("image/*");
384                        } else {
385                            Log.w(TAG, "unsupported mimeType " + mimeType);
386                        }
387                    }
388                    return intent;
389                }
390
391                @Override
392                public void onProgressErrorClicked() {
393                    LocalData data = getCurrentLocalData();
394                    getServices().getCaptureSessionManager().removeErrorMessage(
395                            data.getContentUri());
396                    updateBottomControlsByData(data);
397                }
398            };
399
400    private ComboPreferences mPreferences;
401
402    @Override
403    public void onCameraOpened(CameraManager.CameraProxy camera) {
404        /**
405         * The current UI requires that the flash option visibility in front-facing
406         * camera be
407         *   * disabled if back facing camera supports flash
408         *   * hidden if back facing camera does not support flash
409         * We save whether back facing camera supports flash because we cannot get
410         * this in front facing camera without a camera switch.
411         *
412         * If this preference is cleared, we also need to clear the camera facing
413         * setting so we default to opening the camera in back facing camera, and
414         * can save this flash support value again.
415         */
416        if (!mSettingsManager.isSet(SettingsManager.SETTING_FLASH_SUPPORTED_BACK_CAMERA)) {
417            HardwareSpec hardware = new HardwareSpecImpl(camera.getParameters());
418            mSettingsManager.setBoolean(SettingsManager.SETTING_FLASH_SUPPORTED_BACK_CAMERA,
419                hardware.isFlashSupported());
420        }
421
422        if (!mModuleManager.getModuleAgent(mCurrentModeIndex).requestAppForCamera()) {
423            // We shouldn't be here. Just close the camera and leave.
424            camera.release(false);
425            throw new IllegalStateException("Camera opened but the module shouldn't be " +
426                    "requesting");
427        }
428        if (mCurrentModule != null) {
429            SettingsCapabilities capabilities =
430                    SettingsUtil.getSettingsCapabilities(camera);
431            mSettingsManager.changeCamera(camera.getCameraId(), capabilities);
432            mCurrentModule.onCameraAvailable(camera);
433        }
434        mCameraAppUI.onChangeCamera();
435    }
436
437    @Override
438    public void onCameraDisabled(int cameraId) {
439        UsageStatistics.cameraFailure(eventprotos.CameraFailure.FailureReason.SECURITY);
440
441        CameraUtil.showErrorAndFinish(this, R.string.camera_disabled);
442    }
443
444    @Override
445    public void onDeviceOpenFailure(int cameraId) {
446        UsageStatistics.cameraFailure(eventprotos.CameraFailure.FailureReason.OPEN_FAILURE);
447
448        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
449    }
450
451    @Override
452    public void onDeviceOpenedAlready(int cameraId) {
453        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
454    }
455
456    @Override
457    public void onReconnectionFailure(CameraManager mgr) {
458        UsageStatistics.cameraFailure(eventprotos.CameraFailure.FailureReason.RECONNECT_FAILURE);
459
460        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
461    }
462
463    private static class MainHandler extends Handler {
464        final WeakReference<CameraActivity> mActivity;
465
466        public MainHandler(CameraActivity activity, Looper looper) {
467            super(looper);
468            mActivity = new WeakReference<CameraActivity>(activity);
469        }
470
471        @Override
472        public void handleMessage(Message msg) {
473            CameraActivity activity = mActivity.get();
474            if (activity == null) {
475                return;
476            }
477            switch (msg.what) {
478
479                case MSG_CLEAR_SCREEN_ON_FLAG: {
480                    if (!activity.mPaused) {
481                        activity.getWindow().clearFlags(
482                                WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
483                    }
484                    break;
485                }
486            }
487        }
488    }
489
490    private String fileNameFromDataID(int dataID) {
491        final LocalData localData = mDataAdapter.getLocalData(dataID);
492
493        File localFile = new File(localData.getPath());
494        return localFile.getName();
495    }
496
497    private final FilmstripContentPanel.Listener mFilmstripListener =
498            new FilmstripContentPanel.Listener() {
499
500                @Override
501                public void onSwipeOut() {
502                    UsageStatistics.changeScreen(eventprotos.NavigationChange.Mode.PHOTO_CAPTURE,
503                            eventprotos.CameraEvent.InteractionCause.SWIPE_RIGHT);
504                }
505
506                @Override
507                public void onSwipeOutBegin() {
508                    mActionBar.hide();
509                    mFilmstripCoversPreview = false;
510                    updatePreviewVisibility();
511                }
512
513                @Override
514                public void onFilmstripHidden() {
515                    mFilmstripVisible = false;
516                    CameraActivity.this.setFilmstripUiVisibility(false);
517                    // When the user hide the filmstrip (either swipe out or
518                    // tap on back key) we move to the first item so next time
519                    // when the user swipe in the filmstrip, the most recent
520                    // one is shown.
521                    mFilmstripController.goToFirstItem();
522                }
523
524                @Override
525                public void onFilmstripShown() {
526                    mFilmstripVisible = true;
527                    decrementPeekAnimPlayTimes();
528                    updateUiByData(mFilmstripController.getCurrentId());
529                }
530
531                @Override
532                public void onFocusedDataLongPressed(int dataId) {
533                    // Do nothing.
534                }
535
536                @Override
537                public void onFocusedDataPromoted(int dataID) {
538                    UsageStatistics.photoInteraction(
539                            UsageStatistics.hashFileName(fileNameFromDataID(dataID)),
540                            eventprotos.CameraEvent.InteractionType.DELETE,
541                            InteractionCause.SWIPE_UP);
542
543                    removeData(dataID);
544                }
545
546                @Override
547                public void onFocusedDataDemoted(int dataID) {
548                    UsageStatistics.photoInteraction(
549                            UsageStatistics.hashFileName(fileNameFromDataID(dataID)),
550                            eventprotos.CameraEvent.InteractionType.DELETE,
551                            InteractionCause.SWIPE_DOWN);
552
553                    removeData(dataID);
554                }
555
556                @Override
557                public void onEnterFullScreenUiShown(int dataId) {
558                    if (mFilmstripVisible) {
559                        CameraActivity.this.setFilmstripUiVisibility(true);
560                    }
561                }
562
563                @Override
564                public void onLeaveFullScreenUiShown(int dataId) {
565                    // Do nothing.
566                }
567
568                @Override
569                public void onEnterFullScreenUiHidden(int dataId) {
570                    if (mFilmstripVisible) {
571                        CameraActivity.this.setFilmstripUiVisibility(false);
572                    }
573                }
574
575                @Override
576                public void onLeaveFullScreenUiHidden(int dataId) {
577                    // Do nothing.
578                }
579
580                @Override
581                public void onEnterFilmstrip(int dataId) {
582                    if (mFilmstripVisible) {
583                        CameraActivity.this.setFilmstripUiVisibility(true);
584                    }
585                }
586
587                @Override
588                public void onLeaveFilmstrip(int dataId) {
589                    // Do nothing.
590                }
591
592                @Override
593                public void onDataReloaded() {
594                    if (!mFilmstripVisible) {
595                        return;
596                    }
597                    updateUiByData(mFilmstripController.getCurrentId());
598                }
599
600                @Override
601                public void onDataUpdated(int dataId) {
602                    if (!mFilmstripVisible) {
603                        return;
604                    }
605                    updateUiByData(mFilmstripController.getCurrentId());
606                }
607
608                @Override
609                public void onEnterZoomView(int dataID) {
610                    if (mFilmstripVisible) {
611                        CameraActivity.this.setFilmstripUiVisibility(false);
612                    }
613                }
614
615                @Override
616                public void onDataFocusChanged(final int prevDataId, final int newDataId) {
617                    if (!mFilmstripVisible) {
618                        return;
619                    }
620                    // TODO: This callback is UI event callback, should always
621                    // happen on UI thread. Find the reason for this
622                    // runOnUiThread() and fix it.
623                    runOnUiThread(new Runnable() {
624                        @Override
625                        public void run() {
626                            updateUiByData(newDataId);
627                        }
628                    });
629                }
630            };
631
632    private final LocalDataAdapter.LocalDataListener mLocalDataListener =
633            new LocalDataAdapter.LocalDataListener() {
634                @Override
635                public void onMetadataUpdated(List<Integer> updatedData) {
636                    int currentDataId = mFilmstripController.getCurrentId();
637                    for (Integer dataId : updatedData) {
638                        if (dataId == currentDataId) {
639                            updateBottomControlsByData(mDataAdapter.getLocalData(dataId));
640                        }
641                    }
642                }
643
644                @Override
645                public void onNewDataAdded(LocalData data) {
646                    startPeekAnimation(data);
647                }
648            };
649
650    public void gotoGallery() {
651        UsageStatistics.changeScreen(NavigationChange.Mode.FILMSTRIP,
652                InteractionCause.BUTTON);
653
654        mFilmstripController.goToNextItem();
655    }
656
657    /**
658     * If 'visible' is false, this hides the action bar and switches the
659     * filmstrip UI to lights-out mode.
660     *
661     * @param visible is false, this hides the action bar and switches the
662     *            filmstrip UI to lights-out mode.
663     */
664    private void setFilmstripUiVisibility(boolean visible) {
665        int currentSystemUIVisibility = mAboveFilmstripControlLayout.getSystemUiVisibility();
666        int newSystemUIVisibility = (visible ? View.SYSTEM_UI_FLAG_VISIBLE
667                : View.SYSTEM_UI_FLAG_FULLSCREEN);
668        if (newSystemUIVisibility != currentSystemUIVisibility) {
669            mAboveFilmstripControlLayout.setSystemUiVisibility(newSystemUIVisibility);
670        }
671
672        mCameraAppUI.getFilmstripBottomControls().setVisible(visible);
673        if (visible != mActionBar.isShowing()) {
674            if (visible) {
675                mActionBar.show();
676            } else {
677                mActionBar.hide();
678            }
679        }
680        mFilmstripCoversPreview = visible;
681        updatePreviewVisibility();
682    }
683
684    private void hideSessionProgress() {
685        mCameraAppUI.getFilmstripBottomControls().hideProgress();
686    }
687
688    private void showSessionProgress(CharSequence message) {
689        CameraAppUI.BottomPanel controls =  mCameraAppUI.getFilmstripBottomControls();
690        controls.setProgressText(message);
691        controls.hideControls();
692        controls.hideProgressError();
693        controls.showProgress();
694    }
695
696    private void showProcessError(CharSequence message) {
697        mCameraAppUI.getFilmstripBottomControls().showProgressError(message);
698    }
699
700    private void updateSessionProgress(int progress) {
701        mCameraAppUI.getFilmstripBottomControls().setProgress(progress);
702    }
703
704    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
705    private void setupNfcBeamPush() {
706        NfcAdapter adapter = NfcAdapter.getDefaultAdapter(mAppContext);
707        if (adapter == null) {
708            return;
709        }
710
711        if (!ApiHelper.HAS_SET_BEAM_PUSH_URIS) {
712            // Disable beaming
713            adapter.setNdefPushMessage(null, CameraActivity.this);
714            return;
715        }
716
717        adapter.setBeamPushUris(null, CameraActivity.this);
718        adapter.setBeamPushUrisCallback(new CreateBeamUrisCallback() {
719            @Override
720            public Uri[] createBeamUris(NfcEvent event) {
721                return mNfcPushUris;
722            }
723        }, CameraActivity.this);
724    }
725
726    @Override
727    public void onMenuVisibilityChanged(boolean isVisible) {
728        // TODO: Remove this or bring back the original implementation: cancel
729        // auto-hide actionbar.
730    }
731
732    @Override
733    public boolean onShareTargetSelected(ShareActionProvider shareActionProvider, Intent intent) {
734        int currentDataId = mFilmstripController.getCurrentId();
735        if (currentDataId < 0) {
736            return false;
737        }
738        UsageStatistics.photoInteraction(
739                UsageStatistics.hashFileName(fileNameFromDataID(currentDataId)),
740                eventprotos.CameraEvent.InteractionType.SHARE,
741                InteractionCause.BUTTON);
742        // TODO add intent.getComponent().getPackageName()
743        return true;
744    }
745
746    // Note: All callbacks come back on the main thread.
747    private final SessionListener mSessionListener =
748            new SessionListener() {
749                @Override
750                public void onSessionQueued(final Uri uri) {
751                    notifyNewMedia(uri);
752                }
753
754                @Override
755                public void onSessionDone(final Uri uri) {
756                    Log.v(TAG, "onSessionDone:" + uri);
757                    mDataAdapter.finishSession(uri);
758                }
759
760                @Override
761                public void onSessionProgress(final Uri uri, final int progress) {
762                    if (progress < 0) {
763                        // Do nothing, there is no task for this URI.
764                        return;
765                    }
766                    int currentDataId = mFilmstripController.getCurrentId();
767                    if (currentDataId == -1) {
768                        return;
769                    }
770                    if (uri.equals(
771                            mDataAdapter.getLocalData(currentDataId).getContentUri())) {
772                        updateSessionProgress(progress);
773                    }
774                }
775
776                @Override
777                public void onSessionUpdated(Uri uri) {
778                    mDataAdapter.refresh(uri);
779                }
780
781                @Override
782                public void onSessionFailed(Uri uri, CharSequence reason) {
783                    Log.v(TAG, "onSessionFailed:" + uri);
784
785                    int failedDataId = mDataAdapter.findDataByContentUri(uri);
786                    int currentDataId = mFilmstripController.getCurrentId();
787
788                    if (currentDataId == failedDataId) {
789                        updateSessionProgress(0);
790                        showProcessError(reason);
791                    }
792                    // HERE
793                    mDataAdapter.refresh(uri);
794                }
795            };
796
797    @Override
798    public Context getAndroidContext() {
799        return mAppContext;
800    }
801
802    @Override
803    public void launchActivityByIntent(Intent intent) {
804        startActivityForResult(intent, REQ_CODE_DONT_SWITCH_TO_PREVIEW);
805    }
806
807    @Override
808    public int getCurrentModuleIndex() {
809        return mCurrentModeIndex;
810    }
811
812    @Override
813    public ModuleController getCurrentModuleController() {
814        return mCurrentModule;
815    }
816
817    @Override
818    public int getQuickSwitchToModuleId(int currentModuleIndex) {
819        return mModuleManager.getQuickSwitchToModuleId(currentModuleIndex, mSettingsManager,
820                mAppContext);
821    }
822
823    @Override
824    public SurfaceTexture getPreviewBuffer() {
825        // TODO: implement this
826        return null;
827    }
828
829    @Override
830    public void onPreviewReadyToStart() {
831        mCameraAppUI.onPreviewReadyToStart();
832    }
833
834    @Override
835    public void onPreviewStarted() {
836        mCameraAppUI.onPreviewStarted();
837    }
838
839    @Override
840    public void addPreviewAreaSizeChangedListener(
841            PreviewStatusListener.PreviewAreaChangedListener listener) {
842        mCameraAppUI.addPreviewAreaChangedListener(listener);
843    }
844
845    @Override
846    public void removePreviewAreaSizeChangedListener(
847            PreviewStatusListener.PreviewAreaChangedListener listener) {
848        mCameraAppUI.removePreviewAreaChangedListener(listener);
849    }
850
851    @Override
852    public void setupOneShotPreviewListener() {
853        mCameraController.setOneShotPreviewCallback(mMainHandler,
854                new CameraManager.CameraPreviewDataCallback() {
855                    @Override
856                    public void onPreviewFrame(byte[] data, CameraManager.CameraProxy camera) {
857                        mCurrentModule.onPreviewInitialDataReceived();
858                        mCameraAppUI.onNewPreviewFrame();
859                    }
860                });
861    }
862
863    @Override
864    public void updatePreviewAspectRatio(float aspectRatio) {
865        mCameraAppUI.updatePreviewAspectRatio(aspectRatio);
866    }
867
868    @Override
869    public boolean shouldShowShimmy() {
870        int remainingTimes = mSettingsManager.getInt(
871                SettingsManager.SETTING_SHIMMY_REMAINING_PLAY_TIMES_INDEX);
872        return remainingTimes > 0;
873    }
874
875    @Override
876    public void decrementShimmyPlayTimes() {
877        int remainingTimes = mSettingsManager.getInt(
878                SettingsManager.SETTING_SHIMMY_REMAINING_PLAY_TIMES_INDEX) - 1;
879        if (remainingTimes >= 0) {
880            mSettingsManager.setInt(SettingsManager.SETTING_SHIMMY_REMAINING_PLAY_TIMES_INDEX,
881                    remainingTimes);
882        }
883    }
884
885    @Override
886    public void updatePreviewTransform(Matrix matrix) {
887        mCameraAppUI.updatePreviewTransform(matrix);
888    }
889
890    @Override
891    public void setPreviewStatusListener(PreviewStatusListener previewStatusListener) {
892        mCameraAppUI.setPreviewStatusListener(previewStatusListener);
893    }
894
895    @Override
896    public FrameLayout getModuleLayoutRoot() {
897        return mCameraAppUI.getModuleRootView();
898    }
899
900    @Override
901    public void setShutterEventsListener(ShutterEventsListener listener) {
902        // TODO: implement this
903    }
904
905    @Override
906    public void setShutterEnabled(boolean enabled) {
907        // TODO: implement this
908    }
909
910    @Override
911    public boolean isShutterEnabled() {
912        // TODO: implement this
913        return false;
914    }
915
916    @Override
917    public void startPreCaptureAnimation() {
918        mCameraAppUI.startPreCaptureAnimation();
919    }
920
921    @Override
922    public void cancelPreCaptureAnimation() {
923        // TODO: implement this
924    }
925
926    @Override
927    public void startPostCaptureAnimation() {
928        // TODO: implement this
929    }
930
931    @Override
932    public void startPostCaptureAnimation(Bitmap thumbnail) {
933        // TODO: implement this
934    }
935
936    @Override
937    public void cancelPostCaptureAnimation() {
938        // TODO: implement this
939    }
940
941    @Override
942    public OrientationManager getOrientationManager() {
943        return mOrientationManager;
944    }
945
946    @Override
947    public LocationManager getLocationManager() {
948        return mLocationManager;
949    }
950
951    @Override
952    public void lockOrientation() {
953        if (mOrientationManager != null) {
954            mOrientationManager.lockOrientation();
955        }
956    }
957
958    @Override
959    public void unlockOrientation() {
960        if (mOrientationManager != null) {
961            mOrientationManager.unlockOrientation();
962        }
963    }
964
965    /**
966     * Decrement the remaining play times for peek animation.
967     */
968    private void decrementPeekAnimPlayTimes() {
969        int remainingTimes = mSettingsManager.getInt(
970                SettingsManager.SETTING_FILMSTRIP_PEEK_ANIM_REMAINING_PLAY_TIMES_INDEX) - 1;
971        if (remainingTimes < 0) {
972            return;
973        }
974        mSettingsManager
975                .setInt(SettingsManager.SETTING_FILMSTRIP_PEEK_ANIM_REMAINING_PLAY_TIMES_INDEX,
976                        remainingTimes);
977    }
978
979    /**
980     * Starts the filmstrip peek animation if the filmstrip is not visible.
981     * Only {@link LocalData#LOCAL_IMAGE}, {@link
982     * LocalData#LOCAL_IN_PROGRESS_DATA} and {@link
983     * LocalData#LOCAL_VIDEO} are supported.
984     *
985     * @param data The data to peek.
986     */
987    private void startPeekAnimation(final LocalData data) {
988        if (mFilmstripVisible || mPeekAnimationHandler == null) {
989            return;
990        }
991
992        int dataType = data.getLocalDataType();
993        if (dataType != LocalData.LOCAL_IMAGE && dataType != LocalData.LOCAL_IN_PROGRESS_DATA &&
994                dataType != LocalData.LOCAL_VIDEO) {
995            return;
996        }
997
998        int remainingTimes = mSettingsManager.getInt(
999                SettingsManager.SETTING_FILMSTRIP_PEEK_ANIM_REMAINING_PLAY_TIMES_INDEX);
1000        if (remainingTimes <= 0) {
1001            return;
1002        }
1003        mPeekAnimationHandler.startDecodingJob(data, new Callback<Bitmap>() {
1004            @Override
1005            public void onCallback(Bitmap result) {
1006                mCameraAppUI.startPeekAnimation(result, true);
1007            }
1008        });
1009    }
1010
1011    @Override
1012    public void notifyNewMedia(Uri uri) {
1013        if (Storage.isSessionUri(uri)) {
1014            mDataAdapter.addNewSession(uri);
1015        } else {
1016
1017            ContentResolver cr = getContentResolver();
1018            String mimeType = cr.getType(uri);
1019            if (LocalDataUtil.isMimeTypeVideo(mimeType)) {
1020                sendBroadcast(new Intent(CameraUtil.ACTION_NEW_VIDEO, uri));
1021                mDataAdapter.addNewVideo(uri);
1022            } else if (LocalDataUtil.isMimeTypeImage(mimeType)) {
1023                CameraUtil.broadcastNewPicture(mAppContext, uri);
1024                mDataAdapter.addNewPhoto(uri);
1025            } else {
1026                android.util.Log.w(TAG, "Unknown new media with MIME type:"
1027                        + mimeType + ", uri:" + uri);
1028            }
1029        }
1030    }
1031
1032    @Override
1033    public void enableKeepScreenOn(boolean enabled) {
1034        if (mPaused) {
1035            return;
1036        }
1037
1038        mKeepScreenOn = enabled;
1039        if (mKeepScreenOn) {
1040            mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
1041            getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
1042        } else {
1043            keepScreenOnForAWhile();
1044        }
1045    }
1046
1047    @Override
1048    public CameraProvider getCameraProvider() {
1049        return mCameraController;
1050    }
1051
1052    private void removeData(int dataID) {
1053        mDataAdapter.removeData(dataID);
1054        if (mDataAdapter.getTotalNumber() > 1) {
1055            showUndoDeletionBar();
1056        } else {
1057            // If camera preview is the only view left in filmstrip,
1058            // no need to show undo bar.
1059            mPendingDeletion = true;
1060            performDeletion();
1061            if (mFilmstripVisible) {
1062                mCameraAppUI.getFilmstripContentPanel().animateHide();
1063            }
1064        }
1065    }
1066
1067    @Override
1068    public boolean onOptionsItemSelected(MenuItem item) {
1069        // Handle presses on the action bar items
1070        switch (item.getItemId()) {
1071            case android.R.id.home:
1072                if (mFilmstripVisible && startGallery()) {
1073                    return true;
1074                }
1075                onBackPressed();
1076                return true;
1077            case R.id.action_details:
1078                showDetailsDialog(mFilmstripController.getCurrentId());
1079                return true;
1080            default:
1081                return super.onOptionsItemSelected(item);
1082        }
1083    }
1084
1085    private boolean isCaptureIntent() {
1086        if (MediaStore.ACTION_VIDEO_CAPTURE.equals(getIntent().getAction())
1087                || MediaStore.ACTION_IMAGE_CAPTURE.equals(getIntent().getAction())
1088                || MediaStore.ACTION_IMAGE_CAPTURE_SECURE.equals(getIntent().getAction())) {
1089            return true;
1090        } else {
1091            return false;
1092        }
1093    }
1094
1095    private final SettingsManager.StrictUpgradeCallback mStrictUpgradeCallback
1096        = new SettingsManager.StrictUpgradeCallback() {
1097                @Override
1098                public void upgrade(SettingsManager settingsManager, int version) {
1099                    // Show the location dialog on upgrade if
1100                    //  (a) the user has never set this option (status quo).
1101                    //  (b) the user opt'ed out previously.
1102                    if (settingsManager.isSet(SettingsManager.SETTING_RECORD_LOCATION) &&
1103                            !settingsManager.getBoolean(SettingsManager.SETTING_RECORD_LOCATION)) {
1104                        settingsManager.remove(SettingsManager.SETTING_RECORD_LOCATION);
1105                    }
1106                }
1107            };
1108
1109    private final CameraManager.CameraExceptionCallback mCameraDefaultExceptionCallback
1110        = new CameraManager.CameraExceptionCallback() {
1111                @Override
1112                public void onCameraException(RuntimeException e) {
1113                    Log.d(TAG, "Camera Exception", e);
1114                    CameraUtil.showErrorAndFinish(CameraActivity.this,
1115                            R.string.cannot_connect_camera);
1116                }
1117            };
1118
1119    @Override
1120    public void onCreate(Bundle state) {
1121        super.onCreate(state);
1122        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_START);
1123        mOnCreateTime = System.currentTimeMillis();
1124        mAppContext = getApplicationContext();
1125        GcamHelper.init(getContentResolver());
1126
1127        getWindow().requestFeature(Window.FEATURE_ACTION_BAR);
1128        setContentView(R.layout.activity_main);
1129        mActionBar = getActionBar();
1130        mActionBar.addOnMenuVisibilityListener(this);
1131        mMainHandler = new MainHandler(this, getMainLooper());
1132        mCameraController =
1133                new CameraController(mAppContext, this, mMainHandler,
1134                        CameraManagerFactory.getAndroidCameraManager());
1135        mCameraController.setCameraDefaultExceptionCallback(mCameraDefaultExceptionCallback,
1136                mMainHandler);
1137
1138        mPreferences = new ComboPreferences(mAppContext);
1139
1140        mSettingsManager = new SettingsManager(mAppContext, this,
1141                mCameraController.getNumberOfCameras(), mStrictUpgradeCallback);
1142
1143        // Remove this after we get rid of ComboPreferences.
1144        int cameraId = Integer.parseInt(mSettingsManager.get(SettingsManager.SETTING_CAMERA_ID));
1145        mPreferences.setLocalId(mAppContext, cameraId);
1146        CameraSettings.upgradeGlobalPreferences(mPreferences,
1147                mCameraController.getNumberOfCameras());
1148        // TODO: Try to move all the resources allocation to happen as soon as
1149        // possible so we can call module.init() at the earliest time.
1150        mModuleManager = new ModuleManagerImpl();
1151        ModulesInfo.setupModules(mAppContext, mModuleManager);
1152
1153        mModeListView = (ModeListView) findViewById(R.id.mode_list_layout);
1154        mModeListView.init(mModuleManager.getSupportedModeIndexList());
1155        if (ApiHelper.HAS_ROTATION_ANIMATION) {
1156            setRotationAnimation();
1157        }
1158        mModeListView.setVisibilityChangedListener(new ModeListVisibilityChangedListener() {
1159            @Override
1160            public void onVisibilityChanged(boolean visible) {
1161                mModeListVisible = visible;
1162                updatePreviewVisibility();
1163            }
1164        });
1165
1166        // Check if this is in the secure camera mode.
1167        Intent intent = getIntent();
1168        String action = intent.getAction();
1169        if (INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE.equals(action)
1170                || ACTION_IMAGE_CAPTURE_SECURE.equals(action)) {
1171            mSecureCamera = true;
1172        } else {
1173            mSecureCamera = intent.getBooleanExtra(SECURE_CAMERA_EXTRA, false);
1174        }
1175
1176        if (mSecureCamera) {
1177            // Foreground event caused by lock screen startup.
1178            // It is necessary to log this in onCreate, to avoid the
1179            // onResume->onPause->onResume sequence.
1180            UsageStatistics.foregrounded(
1181                    eventprotos.ForegroundEvent.ForegroundSource.LOCK_SCREEN);
1182
1183            // Change the window flags so that secure camera can show when
1184            // locked
1185            Window win = getWindow();
1186            WindowManager.LayoutParams params = win.getAttributes();
1187            params.flags |= WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED;
1188            win.setAttributes(params);
1189
1190            // Filter for screen off so that we can finish secure camera
1191            // activity
1192            // when screen is off.
1193            IntentFilter filter = new IntentFilter(Intent.ACTION_SCREEN_OFF);
1194            registerReceiver(mScreenOffReceiver, filter);
1195        }
1196        mCameraAppUI = new CameraAppUI(this,
1197                (MainActivityLayout) findViewById(R.id.activity_root_view), isCaptureIntent());
1198
1199        mCameraAppUI.setFilmstripBottomControlsListener(mMyFilmstripBottomControlListener);
1200
1201        mAboveFilmstripControlLayout =
1202                (FrameLayout) findViewById(R.id.camera_filmstrip_content_layout);
1203
1204        // Add the session listener so we can track the session progress
1205        // updates.
1206        getServices().getCaptureSessionManager().addSessionListener(mSessionListener);
1207        mFilmstripController = ((FilmstripView) findViewById(R.id.filmstrip_view)).getController();
1208        mFilmstripController.setImageGap(
1209                getResources().getDimensionPixelSize(R.dimen.camera_film_strip_gap));
1210        mPanoramaViewHelper = new PanoramaViewHelper(this);
1211        mPanoramaViewHelper.onCreate();
1212        // Set up the camera preview first so the preview shows up ASAP.
1213        mDataAdapter = new CameraDataAdapter(mAppContext,
1214                new ColorDrawable(getResources().getColor(R.color.photo_placeholder)));
1215        mDataAdapter.setLocalDataListener(mLocalDataListener);
1216
1217        mCameraAppUI.getFilmstripContentPanel().setFilmstripListener(mFilmstripListener);
1218
1219        mLocationManager = new LocationManager(mAppContext);
1220
1221        int modeIndex = -1;
1222        int photoIndex = getResources().getInteger(R.integer.camera_mode_photo);
1223        int videoIndex = getResources().getInteger(R.integer.camera_mode_video);
1224        int gcamIndex = getResources().getInteger(R.integer.camera_mode_gcam);
1225        if (MediaStore.INTENT_ACTION_VIDEO_CAMERA.equals(getIntent().getAction())
1226                || MediaStore.ACTION_VIDEO_CAPTURE.equals(getIntent().getAction())) {
1227            modeIndex = videoIndex;
1228        } else if (MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA.equals(getIntent().getAction())
1229                || MediaStore.ACTION_IMAGE_CAPTURE.equals(getIntent().getAction())) {
1230            // TODO: synchronize mode options with photo module without losing
1231            // HDR+ preferences.
1232            modeIndex = photoIndex;
1233        } else if (MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE.equals(getIntent()
1234                        .getAction())
1235                || MediaStore.ACTION_IMAGE_CAPTURE_SECURE.equals(getIntent().getAction())) {
1236            modeIndex = mSettingsManager.getInt(
1237                SettingsManager.SETTING_KEY_CAMERA_MODULE_LAST_USED_INDEX);
1238        } else {
1239            // If the activity has not been started using an explicit intent,
1240            // read the module index from the last time the user changed modes
1241            modeIndex = mSettingsManager.getInt(SettingsManager.SETTING_STARTUP_MODULE_INDEX);
1242            if ((modeIndex == gcamIndex &&
1243                    !GcamHelper.hasGcamCapture()) || modeIndex < 0) {
1244                modeIndex = photoIndex;
1245            }
1246        }
1247
1248        mOrientationManager = new OrientationManagerImpl(this);
1249        mOrientationManager.addOnOrientationChangeListener(mMainHandler, this);
1250
1251        setModuleFromModeIndex(modeIndex);
1252        mCameraAppUI.prepareModuleUI();
1253        mCurrentModule.init(this, isSecureCamera(), isCaptureIntent());
1254
1255        if (!mSecureCamera) {
1256            mFilmstripController.setDataAdapter(mDataAdapter);
1257            if (!isCaptureIntent()) {
1258                mDataAdapter.requestLoad();
1259            }
1260        } else {
1261            // Put a lock placeholder as the last image by setting its date to
1262            // 0.
1263            ImageView v = (ImageView) getLayoutInflater().inflate(
1264                    R.layout.secure_album_placeholder, null);
1265            v.setOnClickListener(new View.OnClickListener() {
1266                @Override
1267                public void onClick(View view) {
1268                    UsageStatistics.changeScreen(NavigationChange.Mode.GALLERY,
1269                            InteractionCause.BUTTON);
1270                    startGallery();
1271                    finish();
1272                }
1273            });
1274            mDataAdapter = new FixedLastDataAdapter(
1275                    mAppContext,
1276                    mDataAdapter,
1277                    new SimpleViewData(
1278                            v,
1279                            v.getDrawable().getIntrinsicWidth(),
1280                            v.getDrawable().getIntrinsicHeight(),
1281                            0, 0));
1282            // Flush out all the original data.
1283            mDataAdapter.flush();
1284            mFilmstripController.setDataAdapter(mDataAdapter);
1285        }
1286
1287        setupNfcBeamPush();
1288
1289        mLocalImagesObserver = new LocalMediaObserver();
1290        mLocalVideosObserver = new LocalMediaObserver();
1291
1292        getContentResolver().registerContentObserver(
1293                MediaStore.Images.Media.EXTERNAL_CONTENT_URI, true,
1294                mLocalImagesObserver);
1295        getContentResolver().registerContentObserver(
1296                MediaStore.Video.Media.EXTERNAL_CONTENT_URI, true,
1297                mLocalVideosObserver);
1298        if (FeedbackHelper.feedbackAvailable()) {
1299            mFeedbackHelper = new FeedbackHelper(mAppContext);
1300        }
1301    }
1302
1303    /**
1304     * Call this whenever the mode drawer or filmstrip change the visibility
1305     * state.
1306     */
1307    private void updatePreviewVisibility() {
1308        if (mCurrentModule == null) {
1309            return;
1310        }
1311        int visibility;
1312        if (mFilmstripCoversPreview) {
1313            visibility = ModuleController.VISIBILITY_HIDDEN;
1314        } else if (mModeListVisible){
1315            visibility = ModuleController.VISIBILITY_COVERED;
1316        } else {
1317            visibility = ModuleController.VISIBILITY_VISIBLE;
1318        }
1319        mCurrentModule.onPreviewVisibilityChanged(visibility);
1320    }
1321
1322    private void setRotationAnimation() {
1323        int rotationAnimation = WindowManager.LayoutParams.ROTATION_ANIMATION_ROTATE;
1324        rotationAnimation = WindowManager.LayoutParams.ROTATION_ANIMATION_CROSSFADE;
1325        Window win = getWindow();
1326        WindowManager.LayoutParams winParams = win.getAttributes();
1327        winParams.rotationAnimation = rotationAnimation;
1328        win.setAttributes(winParams);
1329    }
1330
1331    @Override
1332    public void onUserInteraction() {
1333        super.onUserInteraction();
1334        if (!isFinishing()) {
1335            keepScreenOnForAWhile();
1336        }
1337    }
1338
1339    @Override
1340    public boolean dispatchTouchEvent(MotionEvent ev) {
1341        boolean result = super.dispatchTouchEvent(ev);
1342        if (ev.getActionMasked() == MotionEvent.ACTION_DOWN) {
1343            // Real deletion is postponed until the next user interaction after
1344            // the gesture that triggers deletion. Until real deletion is
1345            // performed, users can click the undo button to bring back the
1346            // image that they chose to delete.
1347            if (mPendingDeletion && !mIsUndoingDeletion) {
1348                performDeletion();
1349            }
1350        }
1351        return result;
1352    }
1353
1354    @Override
1355    public void onPause() {
1356        mPaused = true;
1357        mPeekAnimationHandler = null;
1358        mPeekAnimationThread.quitSafely();
1359        mPeekAnimationThread = null;
1360        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_PAUSE);
1361
1362        // Delete photos that are pending deletion
1363        performDeletion();
1364        mCurrentModule.pause();
1365        mOrientationManager.pause();
1366        // Close the camera and wait for the operation done.
1367        mCameraController.closeCamera();
1368        mPanoramaViewHelper.onPause();
1369
1370        mLocalImagesObserver.setForegroundChangeListener(null);
1371        mLocalImagesObserver.setActivityPaused(true);
1372        mLocalVideosObserver.setActivityPaused(true);
1373        resetScreenOn();
1374        super.onPause();
1375    }
1376
1377    @Override
1378    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
1379        if (requestCode == REQ_CODE_DONT_SWITCH_TO_PREVIEW) {
1380            mResetToPreviewOnResume = false;
1381        } else {
1382            super.onActivityResult(requestCode, resultCode, data);
1383        }
1384    }
1385
1386    @Override
1387    public void onResume() {
1388        mPaused = false;
1389        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_RESUME);
1390
1391        mLastLayoutOrientation = getResources().getConfiguration().orientation;
1392
1393        // TODO: Handle this in OrientationManager.
1394        // Auto-rotate off
1395        if (Settings.System.getInt(getContentResolver(),
1396                Settings.System.ACCELEROMETER_ROTATION, 0) == 0) {
1397            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
1398            mAutoRotateScreen = false;
1399        } else {
1400            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR);
1401            mAutoRotateScreen = true;
1402        }
1403
1404        if (isCaptureIntent()) {
1405            // Foreground event caused by photo or video capure intent.
1406            UsageStatistics.foregrounded(
1407                    eventprotos.ForegroundEvent.ForegroundSource.INTENT_PICKER);
1408        } else if (!mSecureCamera) {
1409            // Foreground event that is not caused by an intent.
1410            UsageStatistics.foregrounded(
1411                    eventprotos.ForegroundEvent.ForegroundSource.ICON_LAUNCHER);
1412        }
1413
1414        Drawable galleryLogo;
1415        if (mSecureCamera) {
1416            mGalleryIntent = null;
1417            galleryLogo = null;
1418        } else {
1419            mGalleryIntent = IntentHelper.getDefaultGalleryIntent(mAppContext);
1420            galleryLogo = IntentHelper.getGalleryIcon(mAppContext, mGalleryIntent);
1421        }
1422        if (galleryLogo == null) {
1423            try {
1424                galleryLogo = getPackageManager().getActivityLogo(getComponentName());
1425            } catch (PackageManager.NameNotFoundException e) {
1426                Log.e(TAG, "Can't get the activity logo");
1427            }
1428        }
1429        if (mGalleryIntent != null) {
1430            mActionBar.setDisplayUseLogoEnabled(true);
1431        }
1432        mActionBar.setLogo(galleryLogo);
1433        mOrientationManager.resume();
1434        super.onResume();
1435        mPeekAnimationThread = new HandlerThread("Peek animation");
1436        mPeekAnimationThread.start();
1437        mPeekAnimationHandler = new PeekAnimationHandler(mPeekAnimationThread.getLooper());
1438        mCurrentModule.resume();
1439        setSwipingEnabled(true);
1440
1441        if (mResetToPreviewOnResume) {
1442            mCameraAppUI.resume();
1443        } else {
1444            LocalData data = mDataAdapter.getLocalData(mFilmstripController.getCurrentId());
1445            if (data != null) {
1446                mDataAdapter.refresh(data.getContentUri());
1447            }
1448        }
1449        // The share button might be disabled to avoid double tapping.
1450        mCameraAppUI.getFilmstripBottomControls().setShareEnabled(true);
1451        // Default is showing the preview, unless disabled by explicitly
1452        // starting an activity we want to return from to the filmstrip rather
1453        // than the preview.
1454        mResetToPreviewOnResume = true;
1455
1456        if (mLocalVideosObserver.isMediaDataChangedDuringPause()
1457                || mLocalImagesObserver.isMediaDataChangedDuringPause()) {
1458            if (!mSecureCamera) {
1459                // If it's secure camera, requestLoad() should not be called
1460                // as it will load all the data.
1461                if (!mFilmstripVisible) {
1462                    mDataAdapter.requestLoad();
1463                } else {
1464                    mDataAdapter.requestLoadNewPhotos();
1465                }
1466            }
1467        }
1468        mLocalImagesObserver.setActivityPaused(false);
1469        mLocalVideosObserver.setActivityPaused(false);
1470        mLocalImagesObserver.setForegroundChangeListener(new LocalMediaObserver.ChangeListener() {
1471            @Override
1472            public void onChange() {
1473                mDataAdapter.requestLoadNewPhotos();
1474            }
1475        });
1476
1477        keepScreenOnForAWhile();
1478
1479        // Lights-out mode at all times.
1480        findViewById(R.id.activity_root_view)
1481                .setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE);
1482        mPanoramaViewHelper.onResume();
1483        ReleaseDialogHelper.showReleaseInfoDialogOnStart(this, mSettingsManager);
1484        syncLocationManagerSetting();
1485    }
1486
1487    @Override
1488    public void onStart() {
1489        super.onStart();
1490        mPanoramaViewHelper.onStart();
1491        if (mResetToPreviewOnResume) {
1492            mCameraAppUI.resume();
1493            mResetToPreviewOnResume = false;
1494        }
1495    }
1496
1497    @Override
1498    protected void onStop() {
1499        mPanoramaViewHelper.onStop();
1500        if (mFeedbackHelper != null) {
1501            mFeedbackHelper.stopFeedback();
1502        }
1503
1504        mLocationManager.disconnect();
1505        super.onStop();
1506    }
1507
1508    @Override
1509    public void onDestroy() {
1510        if (mSecureCamera) {
1511            unregisterReceiver(mScreenOffReceiver);
1512        }
1513        mActionBar.removeOnMenuVisibilityListener(this);
1514        mSettingsManager.removeAllListeners();
1515        mCameraController.removeCallbackReceiver();
1516        getContentResolver().unregisterContentObserver(mLocalImagesObserver);
1517        getContentResolver().unregisterContentObserver(mLocalVideosObserver);
1518        getServices().getCaptureSessionManager().removeSessionListener(mSessionListener);
1519        mCameraAppUI.onDestroy();
1520        mCameraController = null;
1521        mSettingsManager = null;
1522        mCameraAppUI = null;
1523        mOrientationManager = null;
1524        mButtonManager = null;
1525        CameraManagerFactory.recycle();
1526        super.onDestroy();
1527    }
1528
1529    @Override
1530    public void onConfigurationChanged(Configuration config) {
1531        super.onConfigurationChanged(config);
1532        Log.v(TAG, "onConfigurationChanged");
1533        if (config.orientation == Configuration.ORIENTATION_UNDEFINED) {
1534            return;
1535        }
1536
1537        if (mLastLayoutOrientation != config.orientation) {
1538            mLastLayoutOrientation = config.orientation;
1539            mCurrentModule.onLayoutOrientationChanged(
1540                    mLastLayoutOrientation == Configuration.ORIENTATION_LANDSCAPE);
1541        }
1542    }
1543
1544    @Override
1545    public boolean onKeyDown(int keyCode, KeyEvent event) {
1546        if (!mFilmstripVisible) {
1547            if (mCurrentModule.onKeyDown(keyCode, event)) {
1548                return true;
1549            }
1550            // Prevent software keyboard or voice search from showing up.
1551            if (keyCode == KeyEvent.KEYCODE_SEARCH
1552                    || keyCode == KeyEvent.KEYCODE_MENU) {
1553                if (event.isLongPress()) {
1554                    return true;
1555                }
1556            }
1557        }
1558
1559        return super.onKeyDown(keyCode, event);
1560    }
1561
1562    @Override
1563    public boolean onKeyUp(int keyCode, KeyEvent event) {
1564        if (!mFilmstripVisible) {
1565            // If a module is in the middle of capture, it should
1566            // consume the key event.
1567            if (mCurrentModule.onKeyUp(keyCode, event)) {
1568                return true;
1569            } else if (keyCode == KeyEvent.KEYCODE_MENU) {
1570                // Let the mode list view consume the event.
1571                mModeListView.onMenuPressed();
1572                return true;
1573            }
1574        }
1575        return super.onKeyUp(keyCode, event);
1576    }
1577
1578    @Override
1579    public void onBackPressed() {
1580        if (!mCameraAppUI.onBackPressed()) {
1581            if (!mCurrentModule.onBackPressed()) {
1582                super.onBackPressed();
1583            }
1584        }
1585    }
1586
1587    @Override
1588    public boolean isAutoRotateScreen() {
1589        // TODO: Move to OrientationManager.
1590        return mAutoRotateScreen;
1591    }
1592
1593    @Override
1594    public boolean onCreateOptionsMenu(Menu menu) {
1595        MenuInflater inflater = getMenuInflater();
1596        inflater.inflate(R.menu.filmstrip_menu, menu);
1597        mActionBarMenu = menu;
1598        return super.onCreateOptionsMenu(menu);
1599    }
1600
1601    protected void updateStorageSpace() {
1602        mStorageSpaceBytes = Storage.getAvailableSpace();
1603    }
1604
1605    protected long getStorageSpaceBytes() {
1606        return mStorageSpaceBytes;
1607    }
1608
1609    protected void updateStorageSpaceAndHint() {
1610        updateStorageSpace();
1611        updateStorageHint(mStorageSpaceBytes);
1612    }
1613
1614    protected void updateStorageHint(long storageSpace) {
1615        String message = null;
1616        if (storageSpace == Storage.UNAVAILABLE) {
1617            message = getString(R.string.no_storage);
1618        } else if (storageSpace == Storage.PREPARING) {
1619            message = getString(R.string.preparing_sd);
1620        } else if (storageSpace == Storage.UNKNOWN_SIZE) {
1621            message = getString(R.string.access_sd_fail);
1622        } else if (storageSpace <= Storage.LOW_STORAGE_THRESHOLD_BYTES) {
1623            message = getString(R.string.spaceIsLow_content);
1624        }
1625
1626        if (message != null) {
1627            if (mStorageHint == null) {
1628                mStorageHint = OnScreenHint.makeText(mAppContext, message);
1629            } else {
1630                mStorageHint.setText(message);
1631            }
1632            mStorageHint.show();
1633        } else if (mStorageHint != null) {
1634            mStorageHint.cancel();
1635            mStorageHint = null;
1636        }
1637    }
1638
1639    protected void setResultEx(int resultCode) {
1640        mResultCodeForTesting = resultCode;
1641        setResult(resultCode);
1642    }
1643
1644    protected void setResultEx(int resultCode, Intent data) {
1645        mResultCodeForTesting = resultCode;
1646        mResultDataForTesting = data;
1647        setResult(resultCode, data);
1648    }
1649
1650    public int getResultCode() {
1651        return mResultCodeForTesting;
1652    }
1653
1654    public Intent getResultData() {
1655        return mResultDataForTesting;
1656    }
1657
1658    public boolean isSecureCamera() {
1659        return mSecureCamera;
1660    }
1661
1662    @Override
1663    public boolean isPaused() {
1664        return mPaused;
1665    }
1666
1667    @Override
1668    public int getPreferredChildModeIndex(int modeIndex) {
1669        if (modeIndex == getResources().getInteger(R.integer.camera_mode_photo)) {
1670            boolean hdrPlusOn = mSettingsManager.isHdrPlusOn();
1671            if (hdrPlusOn && GcamHelper.hasGcamCapture()) {
1672                modeIndex = getResources().getInteger(R.integer.camera_mode_gcam);
1673            }
1674        }
1675        return modeIndex;
1676    }
1677
1678    @Override
1679    public void onModeSelected(int modeIndex) {
1680        if (mCurrentModeIndex == modeIndex) {
1681            return;
1682        }
1683
1684        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.MODE_SWITCH_START);
1685        // Record last used camera mode for quick switching
1686        if (modeIndex == getResources().getInteger(R.integer.camera_mode_photo)
1687                || modeIndex == getResources().getInteger(R.integer.camera_mode_gcam)) {
1688            mSettingsManager.setInt(SettingsManager.SETTING_KEY_CAMERA_MODULE_LAST_USED_INDEX,
1689                    modeIndex);
1690        }
1691
1692        closeModule(mCurrentModule);
1693        int oldModuleIndex = mCurrentModeIndex;
1694
1695        // Select the correct module index from the mode switcher index.
1696        modeIndex = getPreferredChildModeIndex(modeIndex);
1697        setModuleFromModeIndex(modeIndex);
1698
1699        mCameraAppUI.resetBottomControls(mCurrentModule, modeIndex);
1700        mCameraAppUI.addShutterListener(mCurrentModule);
1701        openModule(mCurrentModule);
1702        mCurrentModule.onOrientationChanged(mLastRawOrientation);
1703        // Store the module index so we can use it the next time the Camera
1704        // starts up.
1705        SharedPreferences prefs = PreferenceManager
1706                .getDefaultSharedPreferences(mAppContext);
1707        prefs.edit().putInt(CameraSettings.KEY_STARTUP_MODULE_INDEX, modeIndex).apply();
1708    }
1709
1710    /**
1711     * Shows the settings dialog.
1712     */
1713    @Override
1714    public void onSettingsSelected() {
1715        Intent intent = new Intent(this, CameraSettingsActivity.class);
1716        startActivity(intent);
1717    }
1718
1719    /**
1720     * Sets the mCurrentModuleIndex, creates a new module instance for the given
1721     * index an sets it as mCurrentModule.
1722     */
1723    private void setModuleFromModeIndex(int modeIndex) {
1724        ModuleManagerImpl.ModuleAgent agent = mModuleManager.getModuleAgent(modeIndex);
1725        if (agent == null) {
1726            return;
1727        }
1728        if (!agent.requestAppForCamera()) {
1729            mCameraController.closeCamera();
1730        }
1731        mCurrentModeIndex = agent.getModuleId();
1732        mCurrentModule = (CameraModule) agent.createModule(this);
1733    }
1734
1735    @Override
1736    public SettingsManager getSettingsManager() {
1737        return mSettingsManager;
1738    }
1739
1740    @Override
1741    public CameraServices getServices() {
1742        return (CameraServices) getApplication();
1743    }
1744
1745    public List<String> getSupportedModeNames() {
1746        List<Integer> indices = mModuleManager.getSupportedModeIndexList();
1747        List<String> supported = new ArrayList<String>();
1748
1749        for (Integer modeIndex : indices) {
1750            String name = CameraUtil.getCameraModeText(modeIndex, mAppContext);
1751            if (name != null && !name.equals("")) {
1752                supported.add(name);
1753            }
1754        }
1755        return supported;
1756    }
1757
1758    @Override
1759    public ButtonManager getButtonManager() {
1760        if (mButtonManager == null) {
1761            mButtonManager = new ButtonManager(this);
1762        }
1763        return mButtonManager;
1764    }
1765
1766    /**
1767     * Creates an AlertDialog appropriate for choosing whether to enable
1768     * location on the first run of the app.
1769     */
1770    public AlertDialog getFirstTimeLocationAlert() {
1771        AlertDialog.Builder builder = new AlertDialog.Builder(this);
1772        builder = SettingsUtil.getFirstTimeLocationAlertBuilder(builder, new Callback<Boolean>() {
1773            @Override
1774            public void onCallback(Boolean locationOn) {
1775                mSettingsManager.setLocation(locationOn, mLocationManager);
1776            }
1777        });
1778        if (builder != null) {
1779            return builder.create();
1780        } else {
1781            return null;
1782        }
1783    }
1784
1785    /**
1786     * Launches an ACTION_EDIT intent for the given local data item. If
1787     * 'withTinyPlanet' is set, this will show a disambig dialog first to let
1788     * the user start either the tiny planet editor or another photo edior.
1789     *
1790     * @param data The data item to edit.
1791     */
1792    public void launchEditor(LocalData data) {
1793        Intent intent = new Intent(Intent.ACTION_EDIT)
1794                .setDataAndType(data.getContentUri(), data.getMimeType())
1795                .setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
1796        try {
1797            launchActivityByIntent(intent);
1798        } catch (ActivityNotFoundException e) {
1799            launchActivityByIntent(Intent.createChooser(intent, null));
1800        }
1801    }
1802
1803    @Override
1804    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
1805        super.onCreateContextMenu(menu, v, menuInfo);
1806
1807        MenuInflater inflater = getMenuInflater();
1808        inflater.inflate(R.menu.filmstrip_context_menu, menu);
1809    }
1810
1811    @Override
1812    public boolean onContextItemSelected(MenuItem item) {
1813        switch (item.getItemId()) {
1814            case R.id.tiny_planet_editor:
1815                mMyFilmstripBottomControlListener.onTinyPlanet();
1816                return true;
1817            case R.id.photo_editor:
1818                mMyFilmstripBottomControlListener.onEdit();
1819                return true;
1820        }
1821        return false;
1822    }
1823
1824    /**
1825     * Launch the tiny planet editor.
1826     *
1827     * @param data The data must be a 360 degree stereographically mapped
1828     *            panoramic image. It will not be modified, instead a new item
1829     *            with the result will be added to the filmstrip.
1830     */
1831    public void launchTinyPlanetEditor(LocalData data) {
1832        TinyPlanetFragment fragment = new TinyPlanetFragment();
1833        Bundle bundle = new Bundle();
1834        bundle.putString(TinyPlanetFragment.ARGUMENT_URI, data.getContentUri().toString());
1835        bundle.putString(TinyPlanetFragment.ARGUMENT_TITLE, data.getTitle());
1836        fragment.setArguments(bundle);
1837        fragment.show(getFragmentManager(), "tiny_planet");
1838    }
1839
1840    private void openModule(CameraModule module) {
1841        module.init(this, isSecureCamera(), isCaptureIntent());
1842        module.resume();
1843        updatePreviewVisibility();
1844    }
1845
1846    private void closeModule(CameraModule module) {
1847        module.pause();
1848        mCameraAppUI.clearModuleUI();
1849    }
1850
1851    private void performDeletion() {
1852        if (!mPendingDeletion) {
1853            return;
1854        }
1855        hideUndoDeletionBar(false);
1856        mDataAdapter.executeDeletion();
1857    }
1858
1859    public void showUndoDeletionBar() {
1860        if (mPendingDeletion) {
1861            performDeletion();
1862        }
1863        Log.v(TAG, "showing undo bar");
1864        mPendingDeletion = true;
1865        if (mUndoDeletionBar == null) {
1866            ViewGroup v = (ViewGroup) getLayoutInflater().inflate(R.layout.undo_bar,
1867                    mAboveFilmstripControlLayout, true);
1868            mUndoDeletionBar = (ViewGroup) v.findViewById(R.id.camera_undo_deletion_bar);
1869            View button = mUndoDeletionBar.findViewById(R.id.camera_undo_deletion_button);
1870            button.setOnClickListener(new View.OnClickListener() {
1871                @Override
1872                public void onClick(View view) {
1873                    mDataAdapter.undoDataRemoval();
1874                    hideUndoDeletionBar(true);
1875                }
1876            });
1877            // Setting undo bar clickable to avoid touch events going through
1878            // the bar to the buttons (eg. edit button, etc) underneath the bar.
1879            mUndoDeletionBar.setClickable(true);
1880            // When there is user interaction going on with the undo button, we
1881            // do not want to hide the undo bar.
1882            button.setOnTouchListener(new View.OnTouchListener() {
1883                @Override
1884                public boolean onTouch(View v, MotionEvent event) {
1885                    if (event.getActionMasked() == MotionEvent.ACTION_DOWN) {
1886                        mIsUndoingDeletion = true;
1887                    } else if (event.getActionMasked() == MotionEvent.ACTION_UP) {
1888                        mIsUndoingDeletion = false;
1889                    }
1890                    return false;
1891                }
1892            });
1893        }
1894        mUndoDeletionBar.setAlpha(0f);
1895        mUndoDeletionBar.setVisibility(View.VISIBLE);
1896        mUndoDeletionBar.animate().setDuration(200).alpha(1f).setListener(null).start();
1897    }
1898
1899    private void hideUndoDeletionBar(boolean withAnimation) {
1900        Log.v(TAG, "Hiding undo deletion bar");
1901        mPendingDeletion = false;
1902        if (mUndoDeletionBar != null) {
1903            if (withAnimation) {
1904                mUndoDeletionBar.animate().setDuration(200).alpha(0f)
1905                        .setListener(new Animator.AnimatorListener() {
1906                            @Override
1907                            public void onAnimationStart(Animator animation) {
1908                                // Do nothing.
1909                            }
1910
1911                            @Override
1912                            public void onAnimationEnd(Animator animation) {
1913                                mUndoDeletionBar.setVisibility(View.GONE);
1914                            }
1915
1916                            @Override
1917                            public void onAnimationCancel(Animator animation) {
1918                                // Do nothing.
1919                            }
1920
1921                            @Override
1922                            public void onAnimationRepeat(Animator animation) {
1923                                // Do nothing.
1924                            }
1925                        }).start();
1926            } else {
1927                mUndoDeletionBar.setVisibility(View.GONE);
1928            }
1929        }
1930    }
1931
1932    @Override
1933    public void onOrientationChanged(int orientation) {
1934        // We keep the last known orientation. So if the user first orient
1935        // the camera then point the camera to floor or sky, we still have
1936        // the correct orientation.
1937        if (orientation == OrientationManager.ORIENTATION_UNKNOWN) {
1938            return;
1939        }
1940        mLastRawOrientation = orientation;
1941        if (mCurrentModule != null) {
1942            mCurrentModule.onOrientationChanged(orientation);
1943        }
1944    }
1945
1946    /**
1947     * Enable/disable swipe-to-filmstrip. Will always disable swipe if in
1948     * capture intent.
1949     *
1950     * @param enable {@code true} to enable swipe.
1951     */
1952    public void setSwipingEnabled(boolean enable) {
1953        // TODO: Bring back the functionality.
1954        if (isCaptureIntent()) {
1955            // lockPreview(true);
1956        } else {
1957            // lockPreview(!enable);
1958        }
1959    }
1960
1961    // Accessor methods for getting latency times used in performance testing
1962    public long getFirstPreviewTime() {
1963        if (mCurrentModule instanceof PhotoModule) {
1964            long coverHiddenTime = getCameraAppUI().getCoverHiddenTime();
1965            if (coverHiddenTime != -1) {
1966                return coverHiddenTime - mOnCreateTime;
1967            }
1968        }
1969        return -1;
1970    }
1971
1972    public long getAutoFocusTime() {
1973        return (mCurrentModule instanceof PhotoModule) ?
1974                ((PhotoModule) mCurrentModule).mAutoFocusTime : -1;
1975    }
1976
1977    public long getShutterLag() {
1978        return (mCurrentModule instanceof PhotoModule) ?
1979                ((PhotoModule) mCurrentModule).mShutterLag : -1;
1980    }
1981
1982    public long getShutterToPictureDisplayedTime() {
1983        return (mCurrentModule instanceof PhotoModule) ?
1984                ((PhotoModule) mCurrentModule).mShutterToPictureDisplayedTime : -1;
1985    }
1986
1987    public long getPictureDisplayedToJpegCallbackTime() {
1988        return (mCurrentModule instanceof PhotoModule) ?
1989                ((PhotoModule) mCurrentModule).mPictureDisplayedToJpegCallbackTime : -1;
1990    }
1991
1992    public long getJpegCallbackFinishTime() {
1993        return (mCurrentModule instanceof PhotoModule) ?
1994                ((PhotoModule) mCurrentModule).mJpegCallbackFinishTime : -1;
1995    }
1996
1997    public long getCaptureStartTime() {
1998        return (mCurrentModule instanceof PhotoModule) ?
1999                ((PhotoModule) mCurrentModule).mCaptureStartTime : -1;
2000    }
2001
2002    public boolean isRecording() {
2003        return (mCurrentModule instanceof VideoModule) ?
2004                ((VideoModule) mCurrentModule).isRecording() : false;
2005    }
2006
2007    public CameraManager.CameraOpenCallback getCameraOpenErrorCallback() {
2008        return mCameraController;
2009    }
2010
2011    // For debugging purposes only.
2012    public CameraModule getCurrentModule() {
2013        return mCurrentModule;
2014    }
2015
2016    @Override
2017    public void showTutorial(AbstractTutorialOverlay tutorial) {
2018        mCameraAppUI.showTutorial(tutorial, getLayoutInflater());
2019    }
2020
2021    /**
2022     * Reads the current location recording settings and passes it on to the
2023     * location manager.
2024     */
2025    public void syncLocationManagerSetting() {
2026        mSettingsManager.syncLocationManager(mLocationManager);
2027    }
2028
2029    private void keepScreenOnForAWhile() {
2030        if (mKeepScreenOn) {
2031            return;
2032        }
2033        mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
2034        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
2035        mMainHandler.sendEmptyMessageDelayed(MSG_CLEAR_SCREEN_ON_FLAG, SCREEN_DELAY_MS);
2036    }
2037
2038    private void resetScreenOn() {
2039        mKeepScreenOn = false;
2040        mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
2041        getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
2042    }
2043
2044    /**
2045     * @return {@code true} if the Gallery is launched successfully.
2046     */
2047    private boolean startGallery() {
2048        if (mGalleryIntent == null) {
2049            return false;
2050        }
2051        try {
2052            UsageStatistics.changeScreen(NavigationChange.Mode.GALLERY, InteractionCause.BUTTON);
2053            Intent startGalleryIntent = new Intent(mGalleryIntent);
2054            int currentDataId = mFilmstripController.getCurrentId();
2055            LocalData currentLocalData = mDataAdapter.getLocalData(currentDataId);
2056            if (currentLocalData != null) {
2057                GalleryHelper.setContentUri(startGalleryIntent, currentLocalData.getContentUri());
2058            }
2059            launchActivityByIntent(startGalleryIntent);
2060        } catch (ActivityNotFoundException e) {
2061            Log.w(TAG, "Failed to launch gallery activity, closing");
2062        }
2063        return false;
2064    }
2065
2066    private void setNfcBeamPushUriFromData(LocalData data) {
2067        final Uri uri = data.getContentUri();
2068        if (uri != Uri.EMPTY) {
2069            mNfcPushUris[0] = uri;
2070        } else {
2071            mNfcPushUris[0] = null;
2072        }
2073    }
2074
2075    /**
2076     * Updates the visibility of the filmstrip bottom controls and action bar.
2077     */
2078    private void updateUiByData(final int dataId) {
2079        final LocalData currentData = mDataAdapter.getLocalData(dataId);
2080        if (currentData == null) {
2081            Log.w(TAG, "Current data ID not found.");
2082            hideSessionProgress();
2083            return;
2084        }
2085        updateActionBarMenu(currentData);
2086
2087        /* Bottom controls. */
2088        updateBottomControlsByData(currentData);
2089
2090        if (isSecureCamera()) {
2091            // We cannot show buttons in secure camera since go to other
2092            // activities might create a security hole.
2093            mCameraAppUI.getFilmstripBottomControls().hideControls();
2094            return;
2095        }
2096
2097
2098        setNfcBeamPushUriFromData(currentData);
2099
2100        if (!mDataAdapter.isMetadataUpdated(dataId)) {
2101            mDataAdapter.updateMetadata(dataId);
2102        }
2103    }
2104
2105    /**
2106     * Updates the bottom controls based on the data.
2107     */
2108    private void updateBottomControlsByData(final LocalData currentData) {
2109
2110        final CameraAppUI.BottomPanel filmstripBottomPanel =
2111                mCameraAppUI.getFilmstripBottomControls();
2112        filmstripBottomPanel.showControls();
2113        filmstripBottomPanel.setEditButtonVisibility(
2114                currentData.isDataActionSupported(LocalData.DATA_ACTION_EDIT));
2115        filmstripBottomPanel.setShareButtonVisibility(
2116                currentData.isDataActionSupported(LocalData.DATA_ACTION_SHARE));
2117        filmstripBottomPanel.setDeleteButtonVisibility(
2118                currentData.isDataActionSupported(LocalData.DATA_ACTION_DELETE));
2119
2120        /* Progress bar */
2121
2122        Uri contentUri = currentData.getContentUri();
2123        CaptureSessionManager sessionManager = getServices()
2124                .getCaptureSessionManager();
2125
2126        if (sessionManager.hasErrorMessage(contentUri)) {
2127            showProcessError(sessionManager.getErrorMesage(contentUri));
2128        } else {
2129            filmstripBottomPanel.hideProgressError();
2130            int sessionProgress = sessionManager.getSessionProgress(contentUri);
2131
2132            if (sessionProgress < 0) {
2133                hideSessionProgress();
2134            } else {
2135                CharSequence progressMessage = sessionManager
2136                        .getSessionProgressMessage(contentUri);
2137                showSessionProgress(progressMessage);
2138                updateSessionProgress(sessionProgress);
2139            }
2140        }
2141
2142        /* View button */
2143
2144        // We need to add this to a separate DB.
2145        final int viewButtonVisibility;
2146        if (PanoramaMetadataLoader.isPanoramaAndUseViewer(currentData)) {
2147            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_PHOTO_SPHERE;
2148        } else if (RgbzMetadataLoader.hasRGBZData(currentData)) {
2149            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_REFOCUS;
2150        } else {
2151            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_NONE;
2152        }
2153
2154        filmstripBottomPanel.setTinyPlanetEnabled(
2155                PanoramaMetadataLoader.isPanorama360(currentData));
2156        filmstripBottomPanel.setViewerButtonVisibility(viewButtonVisibility);
2157    }
2158
2159    private class PeekAnimationHandler extends Handler {
2160        private class DataAndCallback {
2161            LocalData mData;
2162            com.android.camera.util.Callback<Bitmap> mCallback;
2163
2164            public DataAndCallback(LocalData data, com.android.camera.util.Callback<Bitmap>
2165                    callback) {
2166                mData = data;
2167                mCallback = callback;
2168            }
2169        }
2170
2171        public PeekAnimationHandler(Looper looper) {
2172            super(looper);
2173        }
2174
2175        /**
2176         * Starts the animation decoding job and posts a {@code Runnable} back
2177         * when when the decoding is done.
2178         *
2179         * @param data The data item to decode the thumbnail for.
2180         * @param callback {@link com.android.camera.util.Callback} after the
2181         *                 decoding is done.
2182         */
2183        public void startDecodingJob(final LocalData data,
2184                final com.android.camera.util.Callback<Bitmap> callback) {
2185            PeekAnimationHandler.this.obtainMessage(0 /** dummy integer **/,
2186                    new DataAndCallback(data, callback)).sendToTarget();
2187        }
2188
2189        @Override
2190        public void handleMessage(Message msg) {
2191            final LocalData data = ((DataAndCallback) msg.obj).mData;
2192            final com.android.camera.util.Callback<Bitmap> callback =
2193                    ((DataAndCallback) msg.obj).mCallback;
2194            if (data == null || callback == null) {
2195                return;
2196            }
2197
2198            final Bitmap bitmap;
2199            switch (data.getLocalDataType()) {
2200                case LocalData.LOCAL_IMAGE:
2201                case LocalData.LOCAL_IN_PROGRESS_DATA:
2202                    FileInputStream stream;
2203                    try {
2204                        stream = new FileInputStream(data.getPath());
2205                    } catch (FileNotFoundException e) {
2206                        Log.e(TAG, "File not found:" + data.getPath());
2207                        return;
2208                    }
2209                    Point dim = CameraUtil.resizeToFill(data.getWidth(), data.getHeight(),
2210                            data.getRotation(), mAboveFilmstripControlLayout.getWidth(),
2211                            mAboveFilmstripControlLayout.getMeasuredHeight());
2212                    if (data.getRotation() % 180 != 0) {
2213                        int dummy = dim.x;
2214                        dim.x = dim.y;
2215                        dim.y = dummy;
2216                    }
2217                    bitmap = LocalDataUtil
2218                            .loadImageThumbnailFromStream(stream, data.getWidth(), data.getHeight(),
2219                                    (int) (dim.x * 0.7f), (int) (dim.y * 0.7),
2220                                    data.getRotation(), MAX_PEEK_BITMAP_PIXELS);
2221                    break;
2222
2223                case LocalData.LOCAL_VIDEO:
2224                    bitmap = LocalDataUtil.loadVideoThumbnail(data.getPath());
2225                    break;
2226
2227                default:
2228                    bitmap = null;
2229                    break;
2230            }
2231
2232            if (bitmap == null) {
2233                return;
2234            }
2235
2236            mMainHandler.post(new Runnable() {
2237                @Override
2238                public void run() {
2239                    callback.onCallback(bitmap);
2240                    mCameraAppUI.startPeekAnimation(bitmap, true);
2241                }
2242            });
2243        }
2244    }
2245
2246    private void showDetailsDialog(int dataId) {
2247        final LocalData data = mDataAdapter.getLocalData(dataId);
2248        if (data == null) {
2249            return;
2250        }
2251        MediaDetails details = data.getMediaDetails(getAndroidContext());
2252        if (details == null) {
2253            return;
2254        }
2255        Dialog detailDialog = DetailsDialog.create(CameraActivity.this, details);
2256        detailDialog.show();
2257
2258        UsageStatistics.photoInteraction(
2259                UsageStatistics.hashFileName(fileNameFromDataID(dataId)),
2260                eventprotos.CameraEvent.InteractionType.DETAILS,
2261                InteractionCause.BUTTON);
2262    }
2263
2264    /**
2265     * Show or hide action bar items depending on current data type.
2266     */
2267    private void updateActionBarMenu(LocalData data) {
2268        if (mActionBarMenu == null) {
2269            return;
2270        }
2271
2272        MenuItem detailsMenuItem = mActionBarMenu.findItem(R.id.action_details);
2273        if (detailsMenuItem == null) {
2274            return;
2275        }
2276
2277        int type = data.getLocalDataType();
2278        boolean showDetails = (type == LocalData.LOCAL_IMAGE) || (type == LocalData.LOCAL_VIDEO);
2279        detailsMenuItem.setVisible(showDetails);
2280    }
2281}
2282