List of usage examples for android.support.v4.app LoaderManager getLoader
public abstract <D> Loader<D> getLoader(int id);
From source file:com.gh4a.activities.IssueListActivity.java
@Override public void onRefresh() { mAssignees = null;/*from w w w . jav a 2 s . c om*/ mMilestones = null; mLabels = null; mIsCollaborator = null; updateRightNavigationDrawer(); LoaderManager lm = getSupportLoaderManager(); for (int i = 0; i < 4; i++) { Loader loader = lm.getLoader(i); if (loader != null) { loader.onContentChanged(); } } super.onRefresh(); }
From source file:com.wit.android.support.fragment.BaseFragment.java
/** * Starts a loader with the specified <var>id</var>. If there was already started loader with the * same id before, such a loader will be <b>re-started</b>, otherwise new loader will be <b>initialized</b>. * <p>// www . j a va 2s . c o m * See {@link android.support.v4.app.LoaderManager#restartLoader(int, Bundle, android.support.v4.app.LoaderManager.LoaderCallbacks)} and * {@link android.support.v4.app.LoaderManager#initLoader(int, Bundle, android.support.v4.app.LoaderManager.LoaderCallbacks)} for more info. * * @param id Id of the desired loader to start. * @param params Params for loader. * @param callbacks Callbacks for loader. * @return {@code True} if loader with the specified id was <b>initialized</b> or <b>re-started</b>, * {@code false} if the current activity is already invalid or {@link android.support.v4.app.LoaderManager} is not available. */ protected boolean startLoader(int id, @Nullable Bundle params, @NonNull LoaderManager.LoaderCallbacks callbacks) { if (mActivity != null) { final LoaderManager loaderManager = ((FragmentActivity) mActivity).getSupportLoaderManager(); if (loaderManager != null) { if (loaderManager.getLoader(id) != null) { loaderManager.restartLoader(id, params, callbacks); } else { loaderManager.initLoader(id, params, callbacks); } return true; } } return false; }
From source file:org.bwgz.quotation.activity.QuotationActivity.java
private <T> void initLoader(LoaderManager loaderManager, int loaderId, Bundle args, LoaderCallbacks<T> callbacks) { final Loader<T> loader = loaderManager.getLoader(loaderId); if (loader == null || loader.isReset()) { Log.d(TAG, String.format("initLoader - initLoader: %d", loaderId)); loaderManager.initLoader(loaderId, args, callbacks); } else {/* www .j ava 2 s . c o m*/ Log.d(TAG, String.format("initLoader - restartLoader: %d", loaderId)); loaderManager.restartLoader(loaderId, args, callbacks); } }
From source file:com.tct.fw.ex.photo.fragments.PhotoViewFragment.java
@Override public void onCursorChanged(Cursor cursor) { if (mAdapter == null) { // The adapter is set in onAttach(), and is guaranteed to be non-null. We have magically // received an onCursorChanged without attaching to an activity. Ignore this cursor // change. return;//from w w w .j a v a 2 s . c o m } // FLAG: There is a problem here: // If the cursor changes, and new items are added at an earlier position than // the current item, we will switch photos here. Really we should probably // try to find a photo with the same url and move the cursor to that position. if (cursor.moveToPosition(mPosition) && !isPhotoBound()) { mCallback.onCursorChanged(this, cursor); final LoaderManager manager = getLoaderManager(); final Loader<BitmapResult> fakePhotoLoader = manager.getLoader(PhotoViewCallbacks.BITMAP_LOADER_PHOTO); if (fakePhotoLoader != null) { final PhotoBitmapLoaderInterface loader = (PhotoBitmapLoaderInterface) fakePhotoLoader; mResolvedPhotoUri = mAdapter.getPhotoUri(cursor); loader.setPhotoUri(mResolvedPhotoUri); loader.forceLoad(); } if (!mThumbnailShown) { final Loader<BitmapResult> fakeThumbnailLoader = manager .getLoader(PhotoViewCallbacks.BITMAP_LOADER_THUMBNAIL); if (fakeThumbnailLoader != null) { final PhotoBitmapLoaderInterface loader = (PhotoBitmapLoaderInterface) fakeThumbnailLoader; mThumbnailUri = mAdapter.getThumbnailUri(cursor); loader.setPhotoUri(mThumbnailUri); loader.forceLoad(); } } } }
From source file:org.dmfs.webcal.fragments.CalendarItemFragment.java
public void loadCalendar() { // the the adapter has no cursor yet LoaderManager loaderManager = getLoaderManager(); if (loaderManager != null) { if (loaderManager.getLoader(LOADER_PREVIEW) == null) { Loader<Cursor> initLoader = loaderManager.initLoader(LOADER_PREVIEW, null, CalendarItemFragment.this); if (initLoader != null) { initLoader.forceLoad();/*from w ww. j a v a2s .co m*/ } else { Log.e(TAG, "Newly created Loader is null"); } } else { loaderManager.restartLoader(LOADER_PREVIEW, null, CalendarItemFragment.this); } } else { Log.e(TAG, "Loader Manager is null"); } }
From source file:de.ub0r.android.callmeter.ui.PlansFragment.java
/** * {@inheritDoc}/*from w ww . j a v a2s .c om*/ */ @Override public void onActivityCreated(final Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); PlansAdapter adapter = new PlansAdapter(getActivity(), now); setListAdapter(adapter); getListView().setOnItemLongClickListener(this); LoaderManager lm = getLoaderManager(); if (lm.getLoader(uid) != null) { getLoaderManager().initLoader(uid, null, this); } else if (doDummy && now < 0L) { doDummy = false; getLoaderManager().initLoader(UID_DUMMY, null, this); } }
From source file:com.stockbrowser.BookmarksPageCallbacks.java
/** * @param uri//from w w w . jav a 2s. com */ private void loadFolder(int groupPosition, Uri uri) { LoaderManager manager = getLoaderManager(); // This assumes groups are ordered the same as loaders BookmarksLoader loader = (BookmarksLoader) ((Loader<?>) manager .getLoader(LOADER_BOOKMARKS + groupPosition)); loader.setUri(uri); loader.forceLoad(); }
From source file:de.ub0r.android.callmeter.ui.PlansFragment.java
/** * Re-query database.//from w w w .ja v a 2 s .c om * * @param forceUpdate force update */ public void requery(final boolean forceUpdate) { Log.d(TAG, "requery(", forceUpdate, ")"); if (!this.ignoreQuery) { LoaderManager lm = getLoaderManager(); if (forceUpdate && lm.getLoader(uid) != null) { lm.restartLoader(uid, null, this); } else { lm.initLoader(uid, null, this); } } else { Log.d(TAG, "requery(", forceUpdate, "): ignore"); } }
From source file:hku.fyp14017.blencode.ui.fragment.LookFragment.java
public void initOrRestartLoader(Bundle arguments) { LoaderManager loaderManager = getLoaderManager(); if (loaderManager.getLoader(LookController.ID_LOADER_MEDIA_IMAGE) == null) { loaderManager.initLoader(LookController.ID_LOADER_MEDIA_IMAGE, arguments, this); } else {/*from ww w.j av a 2 s .c o m*/ loaderManager.restartLoader(LookController.ID_LOADER_MEDIA_IMAGE, arguments, this); } }
From source file:it.geosolutions.geocollect.android.core.mission.PendingMissionListFragment.java
@Override public void onAttach(Activity activity) { super.onAttach(activity); Log.v("MISSION_LIST_FRAGMENT", "onAttach()"); // Activities containing this fragment must implement its callbacks. if (!(activity instanceof Callbacks)) { throw new IllegalStateException("Activity must implement fragment's callbacks."); }/*from w w w. j av a 2 s .com*/ // If a previous instance of the database was attached, the loader must be restarted boolean needReload = false; if (db != null && db.dbversion().equals("unknown")) { needReload = true; } // Check for a database if (getSherlockActivity() instanceof PendingMissionListActivity) { Log.v(TAG, "Loader: Connecting to Activity database"); db = ((PendingMissionListActivity) getSherlockActivity()).spatialiteDatabase; // restart the loader if needed if (needReload) { LoaderManager lm = getSherlockActivity().getSupportLoaderManager(); if (lm.getLoader(CURRENT_LOADER_INDEX) != null) { lm.restartLoader(CURRENT_LOADER_INDEX, null, this); } } } else { Log.w(TAG, "Loader: Could not connect to Activity database"); } listSelectionCallbacks = (Callbacks) activity; }