android.support.v4.content.CursorLoader的实例源码

项目：androidbeginners-Lesson3    文件：MainActivity.java   

@Override
public Loader<Cursor> onCreateLoader(int id,Bundle args) {

    String[]  projectionFields = new String[]{
        ContactsContract.Contacts._ID,ContactsContract.Contacts.disPLAY_NAME,ContactsContract.Contacts.PHOTO_URI
    };


    CursorLoader cursorLoader = new CursorLoader(MainActivity.this,ContactsContract.Contacts.CONTENT_URI,projectionFields,null,null);

    return cursorLoader;
}

项目：mobile-store    文件：UpdatesAdapter.java   

@Override
public Loader<Cursor> onCreateLoader(int id,Bundle args) {
    Uri uri;
    switch (id) {
        case LOADER_CAN_UPDATE:
            uri = AppProvider.getCanUpdateUri();
            break;

        case LOADER_KNowN_VULN:
            uri = AppProvider.getInstalledWithKNownVulnsUri();
            break;

        default:
            throw new IllegalStateException("UnkNown loader requested: " + id);
    }

    return new CursorLoader(
            activity,uri,Schema.AppMetadataTable.Cols.ALL,Schema.AppMetadataTable.Cols.NAME);
}

项目：mobile-store    文件：SelectAppsView.java   

@Override
public CursorLoader onCreateLoader(int id,Bundle args) {
    Uri uri;
    if (TextUtils.isEmpty(currentFilterString)) {
        uri = InstalledAppProvider.getContentUri();
    } else {
        uri = InstalledAppProvider.getSearchUri(currentFilterString);
    }
    return new CursorLoader(
            getActivity(),InstalledAppTable.Cols.ALL,InstalledAppTable.Cols.APPLICATION_LABEL);
}

项目：News24x7-news-from-every-part-of-the-world    文件：NewsLoader.java   

@Override
public Loader<Cursor> onCreateLoader(int i,Bundle bundle) {
    //checking on rotate
    if (mAttachedFragment != null && mAttachedFragment.getActivity() != null) {


        if (favflag == 0) {
            return new CursorLoader(mAttachedFragment.getActivity(),NewsProvider.Mynews.CONTENT_URI,null);
        } else {
            if (favflag == 1) {
                return new CursorLoader(mAttachedFragment.getActivity(),NewsProvider.NewsFavourite.CONTENT_URI_FAVOURITE,null);

            }
        }
    }
    return null;
}

项目：SOS-The-Healthcare-Companion    文件：ContactPickerActivity.java   

@Override
public Loader<Cursor> onCreateLoader(int id,Bundle args) {
    String selection = "";
    if (mOnlyWithPhoneNumbers) {
        selection = ContactsContract.Contacts.HAS_PHONE_NUMBER;
    }
    switch (id) {
        case CONTACTS_LOADER_ID:
            return new CursorLoader(this,CONTACTS_URI,CONTACTS_PROJECTION,selection,CONTACTS_SORT);
        case CONTACT_DETAILS_LOADER_ID:
            return new CursorLoader(this,CONTACT_DETAILS_URI,CONTACT_DETAILS_PROJECTION,null);
        case GROUPS_LOADER_ID:
            return new CursorLoader(this,GROUPS_URI,GROUPS_PROJECTION,GROUPS_SELECTION,GROUPS_SORT);
    }
    return null;
}

项目：chuck    文件：TransactionListFragment.java   

@Override
public Loader<Cursor> onCreateLoader(int id,Bundle args) {
    CursorLoader loader = new CursorLoader(getContext());
    loader.setUri(ChuckContentProvider.TRANSACTION_URI);
    if (!TextUtils.isEmpty(currentFilter)) {
        if (TextUtils.isDigitsOnly(currentFilter)) {
            loader.setSelection("responseCode LIKE ?");
            loader.setSelectionArgs(new String[]{ currentFilter + "%" });
        } else {
            loader.setSelection("path LIKE ?");
            loader.setSelectionArgs(new String[]{ "%" + currentFilter + "%" });
        }
    }
    loader.setProjection(HttpTransaction.PARTIAL_PROJECTION);
    loader.setSortOrder("requestDate DESC");
    return loader;
}

项目：AgentWeb    文件：AgentWebUtils.java   

private static String getRealPathBelowVersion(Context context,Uri uri) {
    String filePath = null;
    LogUtils.i(TAG,"method -> getRealPathBelowVersion " + uri + "   path:" + uri.getPath() + "    getAuthority:" + uri.getAuthority());
    String[] projection = {MediaStore.Images.Media.DATA};

    CursorLoader loader = new CursorLoader(context,projection,null);
    Cursor cursor = loader.loadInBackground();

    if (cursor != null) {
        cursor.movetoFirst();
        filePath = cursor.getString(cursor.getColumnIndex(projection[0]));
        cursor.close();
    }
    if (filePath == null) {
        filePath = uri.getPath();

    }
    return filePath;
}

项目：GoUbiquitous    文件：DetailActivity.java   

/**
 * Creates and returns a CursorLoader that loads the data for our URI and stores it in a Cursor.
 *
 * @param loaderId The loader ID for which we need to create a loader
 * @param loaderArgs Any arguments supplied by the caller
 *
 * @return A new Loader instance that is ready to start loading.
 */
@Override
public Loader<Cursor> onCreateLoader(int loaderId,Bundle loaderArgs) {

    switch (loaderId) {

        case ID_DETAIL_LOADER:

            return new CursorLoader(this,mUri,WEATHER_DETAIL_PROJECTION,null);

        default:
            throw new RuntimeException("Loader Not Implemented: " + loaderId);
    }
}

项目：MVP-Android    文件：RealPathUtils.java   

@SuppressLint("NewApi")
public static String getRealPathFromURI_API11to18(Context context,Uri contentUri) {
    String[] proj = { MediaStore.Images.Media.DATA };
    String result = null;
    try {
        CursorLoader cursorLoader = new CursorLoader(context,contentUri,proj,null);
        Cursor cursor = cursorLoader.loadInBackground();

        if (cursor != null) {
            int column_index =
                    cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
            cursor.movetoFirst();
            result = cursor.getString(column_index);
        }
    }
    catch (Exception e){
        e.printstacktrace();
    }
    return result;
}

项目：Android_Sunshine_Watch    文件：MainActivity.java   

@Override
public Loader<Cursor> onCreateLoader(int loaderId,Bundle bundle) {

    switch (loaderId) {

        case ID_FORECAST_LOADER:
            Uri forecastQueryUri = WeatherContract.WeatherEntry.CONTENT_URI;
            String sortOrder = WeatherContract.WeatherEntry.COLUMN_DATE + " ASC";
            String selection = WeatherContract.WeatherEntry.getsqlSelectForTodayOnwards();

            return new CursorLoader(this,forecastQueryUri,MAIN_FORECAST_PROJECTION,sortOrder);

        default:
            throw new RuntimeException("Loader Not Implemented: " + loaderId);
    }
}

项目：Android_Sunshine_Watch    文件：DetailActivity.java   

/**
 * Creates and returns a CursorLoader that loads the data for our URI and stores it in a Cursor.
 *
 * @param loaderId The loader ID for which we need to create a loader
 * @param loaderArgs Any arguments supplied by the caller
 *
 * @return A new Loader instance that is ready to start loading.
 */
@Override
public Loader<Cursor> onCreateLoader(int loaderId,null);

        default:
            throw new RuntimeException("Loader Not Implemented: " + loaderId);
    }
}

项目：android-dev-challenge    文件：DetailActivity.java   

/**
 * Creates and returns a CursorLoader that loads the data for our URI and stores it in a Cursor.
 *
 * @param loaderId The loader ID for which we need to create a loader
 * @param loaderArgs Any arguments supplied by the caller
 *
 * @return A new Loader instance that is ready to start loading.
 */
@Override
public Loader<Cursor> onCreateLoader(int loaderId,null);

        default:
            throw new RuntimeException("Loader Not Implemented: " + loaderId);
    }
}

项目：VanGogh    文件：AlbumMediaLoader.java   

public static CursorLoader newInstance(Context context,Album album,boolean capture) {
    if (album.isAll()) {
        return new AlbumMediaLoader(
                context,QUERY_URI,PROJECTION,SELECTION_ALL,SELECTION_ALL_ARGS,ORDER_BY,capture);
    } else {
        return new AlbumMediaLoader(
                context,SELECTION_ALBUM,getSelectionAlbumArgs(album.getId()),false);
    }
}

项目：android_firebase_green_thumb    文件：ShoppingCartActivity.java   

@Override
public Loader<Cursor> onCreateLoader(int id,Bundle args) {
    String[] projection = {
            PlantEntry._ID,PlantEntry.COLUMN_NAME,PlantEntry.COLUMN_PRICE,PlantEntry.COLUMN_CART_QUANTITY
    };
    String selection = PlantEntry.COLUMN_CART_QUANTITY + " > 0";
    return new CursorLoader(this,PlantEntry.CONTENT_URI,null);
}

项目：android_firebase_green_thumb    文件：PlantDetailActivity.java   

@Override
public Loader<Cursor> onCreateLoader(int id,PlantEntry.COLUMN_DESCRIPTION,PlantEntry.COLUMN_PRICE
    };
    String selection = PlantEntry._ID + " = " + mItemId;
    return new CursorLoader(this,null);
}

项目：Udacity_Sunshine    文件：ForecastFragment.java   

@Override
public Loader<Cursor> onCreateLoader(int i,Bundle bundle) {
    // This is called when a new Loader needs to be created.  This
    // fragment only uses one loader,so we don't care about checking the id.

    // To only show current and future dates,filter the query to return weather only for
    // dates after or including today.

    // Sort order:  Ascending,by date.
    String sortOrder = WeatherContract.WeatherEntry.COLUMN_DATE + " ASC";

    String locationSetting = Utility.getPreferredLocation(getActivity());
    Uri weatherForLocationUri = WeatherContract.WeatherEntry.buildWeatherLocationWithStartDate(
            locationSetting,System.currentTimeMillis());

    return new CursorLoader(getActivity(),weatherForLocationUri,FORECAST_COLUMNS,sortOrder);
}

项目：TVGuide    文件：ChannelFragment.java   

@Override
public Loader<Cursor> onCreateLoader(int id,Bundle args) {
    if (id == CHANNELS_LOADER) {
        return new CursorLoader(
                getActivity(),ChannelEntry.CONTENT_URI,CHANNEL_COLUMNS,TextUtils.isEmpty(category) ? null
                        : ChannelEntry.TABLE_NAME + "."
                        + ChannelEntry.COLUMN_CHANNEL_CATEGORY_ID + " = ?",TextUtils.isEmpty(category) ? null :
                        new String[]{String.valueOf(category)},Utility.getPrefSortChannelOrder(sortBy));
    }
    return null;
}

项目：NovelReader    文件：LoaderCreator.java   

public static CursorLoader create(Context context,int id,Bundle bundle) {
    LocalFileLoader loader = null;
    switch (id){
        case ALL_BOOK_FILE:
            loader = new LocalFileLoader(context);
            break;
        default:
            loader = null;
            break;
    }
    if (loader != null) {
        return loader;
    }

    throw new IllegalArgumentException("The id of Loader is invalid!");
}

项目：recyclerview-android    文件：CursorDatasourceExampleActivity.java   

@Override
public Loader<Cursor> onCreateLoader(final int id,final Bundle args) {
    final Uri contentUri = CallLog.Calls.CONTENT_URI.buildUpon()
            .appendQueryParameter("limit","100")
            .build();
    final String[] projection = {
            CallLog.Calls._ID,CallLog.Calls.CACHED_NAME,CallLog.Calls.NUMBER,CallLog.Calls.DATE,CallLog.Calls.DURATION,CallLog.Calls.TYPE
    };
    final String sortOrder = CallLog.Calls.DEFAULT_SORT_ORDER;
    return new CursorLoader(this,sortOrder);
}

项目：ActivityDiary    文件：MainActivity.java   

@Override
public Loader<Cursor> onCreateLoader(int id,Bundle args) {
    // Now create and return a CursorLoader that will take care of
    // creating a Cursor for the data being displayed.
    return new CursorLoader(this,ActivityDiaryContract.DiaryImage.CONTENT_URI,PROJECTION_IMG,ActivityDiaryContract.DiaryImage.TABLE_NAME + "." + ActivityDiaryContract.DiaryImage.DIARY_ID + "=? AND "
             + ActivityDiaryContract.DiaryImage._DELETED + "=0",mCurrentDiaryUri == null ? new String[]{"0"}:new String[]{mCurrentDiaryUri.getLastPathSegment()},ActivityDiaryContract.DiaryImage.soRT_ORDER_DEFAULT);
}

项目：Android-DFU-App    文件：UARTLogFragment.java   

@Override
public Loader<Cursor> onCreateLoader(final int id,final Bundle args) {
    switch (id) {
    case LOG_REQUEST_ID: {
        return new CursorLoader(getActivity(),mLogSession.getSessionEntriesUri(),LOG_PROJECTION,LogContract.Log.TIME);
    }
    }
    return null;
}

项目：Linphone4Android    文件：ChatFragment.java   

public String getRealPathFromURI(Uri contentUri) {
    String[] proj = {MediaStore.Images.Media.DATA};
    CursorLoader loader = new CursorLoader(getActivity(),null);
    Cursor cursor = loader.loadInBackground();
    if (cursor != null && cursor.movetoFirst()) {
        int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
        String result = cursor.getString(column_index);
        cursor.close();
        return result;
    }
    return null;
}

项目：Canvas-Vision    文件：CollectionActivity.java   

@Override
public Loader<Cursor> onCreateLoader(int id,Bundle args) {

    CursorLoader cursorLoader = new CursorLoader(CollectionActivity.this,CanvasDownloadTable.CONTENT_URI,// URI
            null,// projection fields
            null,// the selection criteria
            null,// the selection args
            null // the sort order
    );

    return cursorLoader;
}

项目：OpenHomeAnalysis    文件：OhaEnergyUseLogHelper.java   

/**
 * Carregar o cursor conforme a hora inicial,final e {@link FilterWatts}
 */
@Override
public Loader<Cursor> onCreateLoader(int id,Bundle args) {
    iOhaEnergyUseLogHelper.onBeginLoader();
    String selections;
    String[] selectionsArgs;
    switch (this.filterWatts) {
        case PHASE1:
        case PHASE2:
        case PHASE3:
        case TOTAL:
            selections = String.format("(%s BETWEEN ? AND ?) AND (%s BETWEEN ? AND ?)",EnergyUseLogEntry._ID,this.filterWatts.getFieldName());
            selectionsArgs = new String[]{Long.toString(this.beginDateTime),Long.toString(this.endDateTime),Double.toString(this.beginWatts),Double.toString(this.endWatts)};
            break;
        case NONE:
        default:
            selections = String.format("%s BETWEEN ? AND ?",EnergyUseLogEntry._ID);
            selectionsArgs = new String[]{Long.toString(this.beginDateTime),Long.toString(this.endDateTime)};
            break;
    }
    return new CursorLoader(
            this.iOhaEnergyUseLogHelper.getContext(),CONTENT_URI_LOG,LOG_COLUMNS,selections,selectionsArgs,String.format("%s ASC",EnergyUseLogEntry._ID)
    );
}

项目：OpenHomeAnalysis    文件：OhaMainActivity.java   

@Override
public Loader<Cursor> onCreateLoader(int id,Bundle args) {
    this.swipeRefreshLayout.setRefreshing(true);
    if (id == R.id.nav_energy_use_day) {
        //Carregar o cursor com o a utilização de energia por dia.
        return new CursorLoader(
                this,OhaEnergyUseContract.getUriDays(new Date()),String.format("%s DESC",EnergyUseLogEntry._ID)

        );
    } else if (id == R.id.nav_energy_use_bill) {
        //Carregar o cursor com o a utilização de energia por conta.
        return new CursorLoader(
                this,CONTENT_URI_BILL,EnergyUseBillEntry.COLUMN_FROM));

    }
    return null;
}

项目：ubiquitous    文件：MainActivity.java   

/**
 * Called by the {@link android.support.v4.app.LoaderManagerImpl} when a new Loader needs to be
 * created. This Activity only uses one loader,so we don't necessarily NEED to check the
 * loaderId,but this is certainly best practice.
 *
 * @param loaderId The loader ID for which we need to create a loader
 * @param bundle   Any arguments supplied by the caller
 * @return A new Loader instance that is ready to start loading.
 */
@Override
public Loader<Cursor> onCreateLoader(int loaderId,Bundle bundle) {


    switch (loaderId) {

        case ID_FORECAST_LOADER:
            /* URI for all rows of weather data in our weather table */
            Uri forecastQueryUri = WeatherContract.WeatherEntry.CONTENT_URI;
            /* Sort order: Ascending by date */
            String sortOrder = WeatherContract.WeatherEntry.COLUMN_DATE + " ASC";
            /*
             * A SELECTION in sql declares which rows you'd like to return. In our case,we
             * want all weather data from today onwards that is stored in our weather table.
             * We created a handy method to do that in our WeatherEntry class.
             */
            String selection = WeatherContract.WeatherEntry.getsqlSelectForTodayOnwards();

            return new CursorLoader(this,sortOrder);

        default:
            throw new RuntimeException("Loader Not Implemented: " + loaderId);
    }
}

项目：music-player    文件：LocalMusicPresenter.java   

@Override
public Loader<Cursor> onCreateLoader(int id,Bundle args) {
    if (id != URL_LOAD_LOCAL_MUSIC) return null;

    return new CursorLoader(
            mView.getContext(),MEDIA_URI,PROJECTIONS,WHERE,ORDER_BY
    );
}

项目：Matisse    文件：AlbumMediaLoader.java   

public static CursorLoader newInstance(Context context,boolean capture) {
    String selection;
    String[] selectionArgs;
    boolean enableCapture;

    if (album.isAll()) {
        if (SelectionSpec.getInstance().onlyShowImages()) {
            selection = SELECTION_ALL_FOR_SINGLE_MEDIA_TYPE;
            selectionArgs = getSelectionArgsForSingleMediaType(MediaStore.Files.FileColumns.MEDIA_TYPE_IMAGE);
        } else if (SelectionSpec.getInstance().onlyShowVideos()) {
            selection = SELECTION_ALL_FOR_SINGLE_MEDIA_TYPE;
            selectionArgs = getSelectionArgsForSingleMediaType(MediaStore.Files.FileColumns.MEDIA_TYPE_VIDEO);
        } else {
            selection = SELECTION_ALL;
            selectionArgs = SELECTION_ALL_ARGS;
        }
        enableCapture = capture;
    } else {
        if (SelectionSpec.getInstance().onlyShowImages()) {
            selection = SELECTION_ALBUM_FOR_SINGLE_MEDIA_TYPE;
            selectionArgs = getSelectionAlbumArgsForSingleMediaType(MediaStore.Files.FileColumns.MEDIA_TYPE_IMAGE,album.getId());
        } else if (SelectionSpec.getInstance().onlyShowVideos()) {
            selection = SELECTION_ALBUM_FOR_SINGLE_MEDIA_TYPE;
            selectionArgs = getSelectionAlbumArgsForSingleMediaType(MediaStore.Files.FileColumns.MEDIA_TYPE_VIDEO,album.getId());
        } else {
            selection = SELECTION_ALBUM;
            selectionArgs = getSelectionAlbumArgs(album.getId());
        }
        enableCapture = false;
    }
    return new AlbumMediaLoader(context,selectionArgs,enableCapture);
}

项目：mobile-store    文件：CategoriesViewBinder.java   

@Override
public Loader<Cursor> onCreateLoader(int id,Bundle args) {
    if (id != LOADER_ID) {
        return null;
    }

    return new CursorLoader(
            activity,CategoryProvider.getAllCategories(),Schema.CategoryTable.Cols.ALL,null
    );
}