1f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein/* 2f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * Copyright (C) 2011 Google Inc. 3f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * Licensed to The Android Open Source Project. 4f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * 5f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * Licensed under the Apache License, Version 2.0 (the "License"); 6f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * you may not use this file except in compliance with the License. 7f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * You may obtain a copy of the License at 8f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * 9f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * http://www.apache.org/licenses/LICENSE-2.0 10f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * 11f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * Unless required by applicable law or agreed to in writing, software 12f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * distributed under the License is distributed on an "AS IS" BASIS, 13f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * See the License for the specific language governing permissions and 15f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * limitations under the License. 16f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein */ 17f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 18f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinpackage com.android.ex.photo; 19f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 20f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport android.app.ActionBar; 21150e623129eef49467f1d6f67649e4636a4513f2Andrew Sappersteinimport android.app.ActionBar.OnMenuVisibilityListener; 22f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport android.app.Activity; 23f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport android.app.ActivityManager; 24f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport android.app.Fragment; 25f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport android.app.LoaderManager.LoaderCallbacks; 26f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport android.content.Intent; 27f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport android.content.Loader; 28f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport android.database.Cursor; 29f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport android.net.Uri; 301abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sappersteinimport android.os.Build; 31f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport android.os.Bundle; 32f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport android.os.Handler; 33f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport android.support.v4.view.ViewPager.OnPageChangeListener; 34bd8b47b147f29f196f37d66ccb561d40414ab5b6Adam Coppimport android.view.MenuItem; 35f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport android.view.View; 36f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 37f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport com.android.ex.photo.PhotoViewPager.InterceptType; 38f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport com.android.ex.photo.PhotoViewPager.OnInterceptTouchListener; 39f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport com.android.ex.photo.adapters.PhotoPagerAdapter; 400c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sappersteinimport com.android.ex.photo.fragments.PhotoViewFragment; 41f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport com.android.ex.photo.loaders.PhotoPagerLoader; 42f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport com.android.ex.photo.provider.PhotoContract; 43f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 44f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport java.util.HashSet; 45f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinimport java.util.Set; 46f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 47f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein/** 48f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * Activity to view the contents of an album. 49f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein */ 50f77a7eb196d16110c7b1087352b423913821ff61Andrew Sappersteinpublic class PhotoViewActivity extends Activity implements 51f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein LoaderCallbacks<Cursor>, OnPageChangeListener, OnInterceptTouchListener, 529556f61c11991d6e955cfd68ca53f4f489dfa8c5Paul Westbrook OnMenuVisibilityListener { 53f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 54f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** 55f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * Listener to be invoked for screen events. 56f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein */ 57f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public static interface OnScreenListener { 58f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 59f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** 60f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * The full screen state has changed. 61f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein */ 621abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein public void onFullScreenChanged(boolean fullScreen); 63f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 64f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** 65f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * A new view has been activated and the previous view de-activated. 66f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein */ 67f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public void onViewActivated(); 68f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 69f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** 70f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * Called when a right-to-left touch move intercept is about to occur. 71f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * 72f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * @param origX the raw x coordinate of the initial touch 73f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * @param origY the raw y coordinate of the initial touch 74f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * @return {@code true} if the touch should be intercepted. 75f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein */ 76f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public boolean onInterceptMoveLeft(float origX, float origY); 77f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 78f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** 79f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * Called when a left-to-right touch move intercept is about to occur. 80f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * 81f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * @param origX the raw x coordinate of the initial touch 82f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * @param origY the raw y coordinate of the initial touch 83f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * @return {@code true} if the touch should be intercepted. 84f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein */ 85f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public boolean onInterceptMoveRight(float origX, float origY); 86f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 87f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 880c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein public static interface CursorChangedListener { 890c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein /** 900c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein * Called when the cursor that contains the photo list data 910c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein * is updated. Note that there is no guarantee that the cursor 920c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein * will be at the proper position. 930c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein * @param cursor the cursor containing the photo list data 940c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein */ 950c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein public void onCursorChanged(Cursor cursor); 960c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein } 970c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein 98f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private final static String STATE_ITEM_KEY = 99f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein "com.google.android.apps.plus.PhotoViewFragment.ITEM"; 100f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private final static String STATE_FULLSCREEN_KEY = 101f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein "com.google.android.apps.plus.PhotoViewFragment.FULLSCREEN"; 102f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 103f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private static final int LOADER_PHOTO_LIST = 1; 104f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 105f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** Count used when the real photo count is unknown [but, may be determined] */ 106f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public static final int ALBUM_COUNT_UNKNOWN = -1; 107f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 108f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** Argument key for the dialog message */ 109f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public static final String KEY_MESSAGE = "dialog_message"; 110f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 111f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public static int sMemoryClass; 112f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 113f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** The URI of the photos we're viewing; may be {@code null} */ 114f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private String mPhotosUri; 115f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** The index of the currently viewed photo */ 116f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private int mPhotoIndex; 117f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** The query projection to use; may be {@code null} */ 118f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private String[] mProjection; 119f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** The total number of photos; only valid if {@link #mIsEmpty} is {@code false}. */ 120f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private int mAlbumCount = ALBUM_COUNT_UNKNOWN; 121f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** {@code true} if the view is empty. Otherwise, {@code false}. */ 122f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private boolean mIsEmpty; 123f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** The main pager; provides left/right swipe between photos */ 124f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private PhotoViewPager mViewPager; 125f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** Adapter to create pager views */ 126f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private PhotoPagerAdapter mAdapter; 127f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** Whether or not we're in "full screen" mode */ 128f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private boolean mFullScreen; 129f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** The set of listeners wanting full screen state */ 130f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private Set<OnScreenListener> mScreenListeners = new HashSet<OnScreenListener>(); 1310c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein /** The set of listeners wanting full screen state */ 1320c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein private Set<CursorChangedListener> mCursorListeners = new HashSet<CursorChangedListener>(); 133f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** When {@code true}, restart the loader when the activity becomes active */ 134f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private boolean mRestartLoader; 135f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** Whether or not this activity is paused */ 136f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein private boolean mIsPaused = true; 13791dbfd25cc234de393ae22fc39a832a6335e1bc2Adam Copp /** The maximum scale factor applied to images when they are initially displayed */ 13891dbfd25cc234de393ae22fc39a832a6335e1bc2Adam Copp private float mMaxInitialScale; 139e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook private final Handler mHandler = new Handler(); 140f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // TODO Find a better way to do this. We basically want the activity to display the 141f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // "loading..." progress until the fragment takes over and shows it's own "loading..." 142f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // progress [located in photo_header_view.xml]. We could potentially have all status displayed 143f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // by the activity, but, that gets tricky when it comes to screen rotation. For now, we 144f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // track the loading by this variable which is fragile and may cause phantom "loading..." 145f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // text. 1461abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein private long mActionBarHideDelayTime; 147f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 148f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein @Override 149f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein protected void onCreate(Bundle savedInstanceState) { 150f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein super.onCreate(savedInstanceState); 151f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 152f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final ActivityManager mgr = (ActivityManager) getApplicationContext(). 153f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein getSystemService(Activity.ACTIVITY_SERVICE); 154f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein sMemoryClass = mgr.getMemoryClass(); 155f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 156f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein Intent mIntent = getIntent(); 157f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 158f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein int currentItem = -1; 159f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (savedInstanceState != null) { 160f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein currentItem = savedInstanceState.getInt(STATE_ITEM_KEY, -1); 161f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mFullScreen = savedInstanceState.getBoolean(STATE_FULLSCREEN_KEY, false); 162f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 163f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 164f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // uri of the photos to view; optional 165f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (mIntent.hasExtra(Intents.EXTRA_PHOTOS_URI)) { 166f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mPhotosUri = mIntent.getStringExtra(Intents.EXTRA_PHOTOS_URI); 167f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 168f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 169f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // projection for the query; optional 170f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // I.f not set, the default projection is used. 171f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // This projection must include the columns from the default projection. 172f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (mIntent.hasExtra(Intents.EXTRA_PROJECTION)) { 173f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mProjection = mIntent.getStringArrayExtra(Intents.EXTRA_PROJECTION); 174f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } else { 175f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mProjection = null; 176f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 177f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 178f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // Set the current item from the intent if wasn't in the saved instance 179f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (mIntent.hasExtra(Intents.EXTRA_PHOTO_INDEX) && currentItem < 0) { 180f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein currentItem = mIntent.getIntExtra(Intents.EXTRA_PHOTO_INDEX, -1); 181f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 18291dbfd25cc234de393ae22fc39a832a6335e1bc2Adam Copp 18391dbfd25cc234de393ae22fc39a832a6335e1bc2Adam Copp // Set the max initial scale, defaulting to 1x 18491dbfd25cc234de393ae22fc39a832a6335e1bc2Adam Copp mMaxInitialScale = mIntent.getFloatExtra(Intents.EXTRA_MAX_INITIAL_SCALE, 1.0f); 18591dbfd25cc234de393ae22fc39a832a6335e1bc2Adam Copp 186f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mPhotoIndex = currentItem; 187f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 188f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein setContentView(R.layout.photo_activity_view); 189f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 190f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // Create the adapter and add the view pager 19191dbfd25cc234de393ae22fc39a832a6335e1bc2Adam Copp mAdapter = new PhotoPagerAdapter(this, getFragmentManager(), null, mMaxInitialScale); 192f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 193f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mViewPager = (PhotoViewPager) findViewById(R.id.photo_view_pager); 194f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mViewPager.setAdapter(mAdapter); 195f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mViewPager.setOnPageChangeListener(this); 196f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mViewPager.setOnInterceptTouchListener(this); 197f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 198f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // Kick off the loader 199f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein getLoaderManager().initLoader(LOADER_PHOTO_LIST, null, this); 200f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 201f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final ActionBar actionBar = getActionBar(); 202f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein actionBar.setDisplayHomeAsUpEnabled(true); 2031abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein mActionBarHideDelayTime = getResources().getInteger( 2041abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein R.integer.action_bar_delay_time_in_millis); 205150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein actionBar.addOnMenuVisibilityListener(this); 20668a16aa04f9b98868f4412e7324b0fc292c9d858Andrew Sapperstein actionBar.setDisplayOptions(0, ActionBar.DISPLAY_SHOW_TITLE); 207f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 208f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 209f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein @Override 210f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein protected void onResume() { 211f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein super.onResume(); 212f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein setFullScreen(mFullScreen, false); 213f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 214f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mIsPaused = false; 215f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (mRestartLoader) { 216f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mRestartLoader = false; 217f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein getLoaderManager().restartLoader(LOADER_PHOTO_LIST, null, this); 218f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 219f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 220f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 221f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein @Override 222f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein protected void onPause() { 223f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mIsPaused = true; 224f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 225f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein super.onPause(); 226f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 227f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 228f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein @Override 229f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public void onBackPressed() { 230f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // If in full screen mode, toggle mode & eat the 'back' 231f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (mFullScreen) { 232f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein toggleFullScreen(); 233f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } else { 234f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein super.onBackPressed(); 235f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 236f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 237f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 238f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein @Override 239f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public void onSaveInstanceState(Bundle outState) { 240f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein super.onSaveInstanceState(outState); 241f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 242f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein outState.putInt(STATE_ITEM_KEY, mViewPager.getCurrentItem()); 243f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein outState.putBoolean(STATE_FULLSCREEN_KEY, mFullScreen); 244f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 245f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 246bd8b47b147f29f196f37d66ccb561d40414ab5b6Adam Copp @Override 247bd8b47b147f29f196f37d66ccb561d40414ab5b6Adam Copp public boolean onOptionsItemSelected(MenuItem item) { 248bd8b47b147f29f196f37d66ccb561d40414ab5b6Adam Copp switch (item.getItemId()) { 249bd8b47b147f29f196f37d66ccb561d40414ab5b6Adam Copp case android.R.id.home: 250bd8b47b147f29f196f37d66ccb561d40414ab5b6Adam Copp finish(); 251bd8b47b147f29f196f37d66ccb561d40414ab5b6Adam Copp default: 252bd8b47b147f29f196f37d66ccb561d40414ab5b6Adam Copp return super.onOptionsItemSelected(item); 253bd8b47b147f29f196f37d66ccb561d40414ab5b6Adam Copp } 254bd8b47b147f29f196f37d66ccb561d40414ab5b6Adam Copp } 255bd8b47b147f29f196f37d66ccb561d40414ab5b6Adam Copp 256f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public void addScreenListener(OnScreenListener listener) { 257f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mScreenListeners.add(listener); 258f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 259f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 260f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public void removeScreenListener(OnScreenListener listener) { 261f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mScreenListeners.remove(listener); 262f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 263f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 2640c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein public synchronized void addCursorListener(CursorChangedListener listener) { 2650c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein mCursorListeners.add(listener); 2660c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein } 2670c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein 2680c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein public synchronized void removeCursorListener(CursorChangedListener listener) { 2690c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein mCursorListeners.remove(listener); 2700c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein } 2710c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein 272f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public boolean isFragmentFullScreen(Fragment fragment) { 273f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (mViewPager == null || mAdapter == null || mAdapter.getCount() == 0) { 274f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return mFullScreen; 275f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 276f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return mFullScreen || (mViewPager.getCurrentItem() != mAdapter.getItemPosition(fragment)); 277f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 278f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 279f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public void toggleFullScreen() { 280f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein setFullScreen(!mFullScreen, true); 281f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 282f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 283f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public void onPhotoRemoved(long photoId) { 284f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final Cursor data = mAdapter.getCursor(); 285f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (data == null) { 286f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein // Huh?! How would this happen? 287f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return; 288f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 289f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 290f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final int dataCount = data.getCount(); 291f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (dataCount <= 1) { 292f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein finish(); 293f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return; 294f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 295f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 296f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein getLoaderManager().restartLoader(LOADER_PHOTO_LIST, null, this); 297f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 298f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 299f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein @Override 300f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public Loader<Cursor> onCreateLoader(int id, Bundle args) { 301f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (id == LOADER_PHOTO_LIST) { 302f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return new PhotoPagerLoader(this, Uri.parse(mPhotosUri), mProjection); 303f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 304f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return null; 305f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 306f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 307f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein @Override 308f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public void onLoadFinished(final Loader<Cursor> loader, final Cursor data) { 309f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final int id = loader.getId(); 310f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (id == LOADER_PHOTO_LIST) { 311f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (data == null || data.getCount() == 0) { 312f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mIsEmpty = true; 313f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } else { 314f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mAlbumCount = data.getCount(); 315f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 316e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook // We're paused; don't do anything now, we'll get re-invoked 317e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook // when the activity becomes active again 318e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook // TODO(pwestbro): This shouldn't be necessary, as the loader manager should 319e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook // restart the loader 320e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook if (mIsPaused) { 321e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook mRestartLoader = true; 322e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook return; 323e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook } 324e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook mIsEmpty = false; 325e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook 3264a6a7183e0740dfb305a16676c867e182aced7aaAdam Copp mAdapter.swapCursor(data); 3274a6a7183e0740dfb305a16676c867e182aced7aaAdam Copp notifyCursorListeners(data); 3284a6a7183e0740dfb305a16676c867e182aced7aaAdam Copp 329e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook // set the selected photo 330e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook int itemIndex = mPhotoIndex; 331e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook 332e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook // Use an index of 0 if the index wasn't specified or couldn't be found 333e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook if (itemIndex < 0) { 334e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook itemIndex = 0; 335e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook } 336e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook 337e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook mViewPager.setCurrentItem(itemIndex, false); 338e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook setViewActivated(); 339f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 3402989cf0c8e4b0aee4c9ac2b5384a392fd74cd6a9Paul Westbrook // Update the any action items 3412989cf0c8e4b0aee4c9ac2b5384a392fd74cd6a9Paul Westbrook updateActionItems(); 342f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 343f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 344f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 3452989cf0c8e4b0aee4c9ac2b5384a392fd74cd6a9Paul Westbrook protected void updateActionItems() { 3462989cf0c8e4b0aee4c9ac2b5384a392fd74cd6a9Paul Westbrook // Do nothing, but allow extending classes to do work 3472989cf0c8e4b0aee4c9ac2b5384a392fd74cd6a9Paul Westbrook } 3482989cf0c8e4b0aee4c9ac2b5384a392fd74cd6a9Paul Westbrook 3490c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein private synchronized void notifyCursorListeners(Cursor data) { 3500c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein // tell all of the objects listening for cursor changes 3510c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein // that the cursor has changed 3520c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein for (CursorChangedListener listener : mCursorListeners) { 3530c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein listener.onCursorChanged(data); 3540c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein } 3550c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein } 3560c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein 357f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein @Override 358f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public void onLoaderReset(Loader<Cursor> loader) { 359e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook // If the loader is reset, remove the reference in the adapter to this cursor 360e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook // TODO(pwestbro): reenable this when b/7075236 is fixed 361e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook // mAdapter.swapCursor(null); 362f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 363f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 364f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein @Override 365f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) { 366f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 367f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 368f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein @Override 369f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public void onPageSelected(int position) { 370f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mPhotoIndex = position; 371150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein setViewActivated(); 372f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 373f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 374f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein @Override 375f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public void onPageScrollStateChanged(int state) { 376f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 377f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 378f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public boolean isFragmentActive(Fragment fragment) { 379f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (mViewPager == null || mAdapter == null) { 380f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return false; 381f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 382f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return mViewPager.getCurrentItem() == mAdapter.getItemPosition(fragment); 383f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 384f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 3850c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein public void onFragmentVisible(PhotoViewFragment fragment) { 386150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein updateActionBar(fragment); 387f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 388f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 389f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein @Override 390f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public InterceptType onTouchIntercept(float origX, float origY) { 391f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein boolean interceptLeft = false; 392f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein boolean interceptRight = false; 393f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 394f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein for (OnScreenListener listener : mScreenListeners) { 395f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (!interceptLeft) { 396f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein interceptLeft = listener.onInterceptMoveLeft(origX, origY); 397f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 398f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (!interceptRight) { 399f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein interceptRight = listener.onInterceptMoveRight(origX, origY); 400f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 401f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein listener.onViewActivated(); 402f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 403f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 404f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (interceptLeft) { 405f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (interceptRight) { 406f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return InterceptType.BOTH; 407f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 408f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return InterceptType.LEFT; 409f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } else if (interceptRight) { 410f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return InterceptType.RIGHT; 411f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 412f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return InterceptType.NONE; 413f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 414f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 415f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** 416f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * Updates the title bar according to the value of {@link #mFullScreen}. 417f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein */ 4180ab3e0cf9cbb5751a276e4c2555640a0e8173b5fAdam Copp protected void setFullScreen(boolean fullScreen, boolean setDelayedRunnable) { 419f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final boolean fullScreenChanged = (fullScreen != mFullScreen); 420f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein mFullScreen = fullScreen; 421f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 422f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (mFullScreen) { 4231abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein setLightsOutMode(true); 424150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein cancelActionBarHideRunnable(); 425f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } else { 4261abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein setLightsOutMode(false); 4271abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein if (setDelayedRunnable) { 428150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein postActionBarHideRunnableWithDelay(); 4291abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein } 430f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 431f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 432f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (fullScreenChanged) { 433f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein for (OnScreenListener listener : mScreenListeners) { 4341abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein listener.onFullScreenChanged(mFullScreen); 4351abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein } 4361abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein } 4371abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein } 4381abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein 439150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein private void postActionBarHideRunnableWithDelay() { 440e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook mHandler.postDelayed(mActionBarHideRunnable, 441150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein mActionBarHideDelayTime); 442150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein } 443150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein 444150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein private void cancelActionBarHideRunnable() { 445e6d03190d2b2ec6ea07a59daa7e687c3c383f9c3Paul Westbrook mHandler.removeCallbacks(mActionBarHideRunnable); 446150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein } 447150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein 4487e6995626b551c215bc3064c95b9996af940746aAdam Copp protected void setLightsOutMode(boolean enabled) { 4491abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) { 4501abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein int flags = enabled 4511abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein ? View.SYSTEM_UI_FLAG_LOW_PROFILE 4521abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein | View.SYSTEM_UI_FLAG_FULLSCREEN 4531abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN 4541abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein | View.SYSTEM_UI_FLAG_LAYOUT_STABLE 4551abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein : View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN 4561abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein | View.SYSTEM_UI_FLAG_LAYOUT_STABLE; 4571abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein 4581abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein // using mViewPager since we have it and we need a view 4591abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein mViewPager.setSystemUiVisibility(flags); 4601abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein } else { 4611abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein final ActionBar actionBar = getActionBar(); 4621abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein if (enabled) { 4631abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein actionBar.hide(); 4641abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein } else { 4651abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein actionBar.show(); 466f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 4671abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein int flags = enabled 4681abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein ? View.SYSTEM_UI_FLAG_LOW_PROFILE 4691abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein : View.SYSTEM_UI_FLAG_VISIBLE; 4701abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein mViewPager.setSystemUiVisibility(flags); 471f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 472f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 473f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 4741abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein private Runnable mActionBarHideRunnable = new Runnable() { 4751abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein @Override 4761abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein public void run() { 477b462d1bf5d3833fabbdc38d13f66dadcf6ceda54Adam Copp setFullScreen(true, true); 4781abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein } 4791abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein }; 4801abd4654c2eeacc7d854a438a9c72d7239278beaAndrew Sapperstein 4810c18e5deef5209d21b527a01feb6b789715eb48eAndrew Sapperstein public void setViewActivated() { 482f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein for (OnScreenListener listener : mScreenListeners) { 483f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein listener.onViewActivated(); 484f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 485f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 486f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 487f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** 488f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * Adjusts the activity title and subtitle to reflect the photo name and count. 489f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein */ 490150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein protected void updateActionBar(PhotoViewFragment fragment) { 491f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final int position = mViewPager.getCurrentItem() + 1; 49268a16aa04f9b98868f4412e7324b0fc292c9d858Andrew Sapperstein final String title; 493f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final String subtitle; 494f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final boolean hasAlbumCount = mAlbumCount >= 0; 495f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 496f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final Cursor cursor = getCursorAtProperPosition(); 497f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 498f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (cursor != null) { 499f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final int photoNameIndex = cursor.getColumnIndex(PhotoContract.PhotoViewColumns.NAME); 50068a16aa04f9b98868f4412e7324b0fc292c9d858Andrew Sapperstein title = cursor.getString(photoNameIndex); 50168a16aa04f9b98868f4412e7324b0fc292c9d858Andrew Sapperstein } else { 50268a16aa04f9b98868f4412e7324b0fc292c9d858Andrew Sapperstein title = null; 503f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 504f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 505f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (mIsEmpty || !hasAlbumCount || position <= 0) { 506f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein subtitle = null; 507f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } else { 508f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein subtitle = getResources().getString(R.string.photo_view_count, position, mAlbumCount); 509f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 510f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 511f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final ActionBar actionBar = getActionBar(); 51268a16aa04f9b98868f4412e7324b0fc292c9d858Andrew Sapperstein actionBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_TITLE, ActionBar.DISPLAY_SHOW_TITLE); 51368a16aa04f9b98868f4412e7324b0fc292c9d858Andrew Sapperstein actionBar.setTitle(title); 514f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein actionBar.setSubtitle(subtitle); 515f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 516f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 517f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein /** 518f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * Utility method that will return the cursor that contains the data 519f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * at the current position so that it refers to the current image on screen. 520f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * @return the cursor at the current position or 521f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein * null if no cursor exists or if the {@link PhotoViewPager} is null. 522f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein */ 523f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein public Cursor getCursorAtProperPosition() { 524f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (mViewPager == null) { 525f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return null; 526f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 527f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 528f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final int position = mViewPager.getCurrentItem(); 529f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein final Cursor cursor = mAdapter.getCursor(); 530f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 531f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein if (cursor == null) { 532f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return null; 533f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 534f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 535f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein cursor.moveToPosition(position); 536f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein 537f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein return cursor; 538f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein } 5399007d640832f674a9d65058a3c2a484c078d239eAndrew Sapperstein 5409007d640832f674a9d65058a3c2a484c078d239eAndrew Sapperstein public Cursor getCursor() { 5419007d640832f674a9d65058a3c2a484c078d239eAndrew Sapperstein return (mAdapter == null) ? null : mAdapter.getCursor(); 5429007d640832f674a9d65058a3c2a484c078d239eAndrew Sapperstein } 543150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein 544150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein @Override 545150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein public void onMenuVisibilityChanged(boolean isVisible) { 546150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein if (isVisible) { 547150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein cancelActionBarHideRunnable(); 548150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein } else { 549150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein postActionBarHideRunnableWithDelay(); 550150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein } 551150e623129eef49467f1d6f67649e4636a4513f2Andrew Sapperstein } 5520ab3e0cf9cbb5751a276e4c2555640a0e8173b5fAdam Copp 5530ab3e0cf9cbb5751a276e4c2555640a0e8173b5fAdam Copp protected boolean isFullScreen() { 5540ab3e0cf9cbb5751a276e4c2555640a0e8173b5fAdam Copp return mFullScreen; 5550ab3e0cf9cbb5751a276e4c2555640a0e8173b5fAdam Copp } 5560ab3e0cf9cbb5751a276e4c2555640a0e8173b5fAdam Copp 5570ab3e0cf9cbb5751a276e4c2555640a0e8173b5fAdam Copp protected void setPhotoIndex(int index) { 5580ab3e0cf9cbb5751a276e4c2555640a0e8173b5fAdam Copp mPhotoIndex = index; 5590ab3e0cf9cbb5751a276e4c2555640a0e8173b5fAdam Copp } 560f77a7eb196d16110c7b1087352b423913821ff61Andrew Sapperstein} 561