Example usage for android.support.v4.content CursorLoader CursorLoader

Introduction

In this page you can find the example usage for android.support.v4.content CursorLoader CursorLoader.

Prototype

public CursorLoader(Context context, Uri uri, String[] projection, String selection, String[] selectionArgs,
        String sortOrder) 

Source Link

Document

Creates a fully-specified CursorLoader.

Usage

From source file:com.deliciousdroid.platform.BookmarkManager.java

public static CursorLoader SearchBookmarks(String query, String tagname, String username, Context context) {
    final String[] projection = new String[] { Bookmark._ID, Bookmark.Url, Bookmark.Description, Bookmark.Meta,
            Bookmark.Tags, Bookmark.Shared, Bookmark.Synced, Bookmark.Deleted };
    String selection = null;//from   ww  w  .  j  a  va 2s .c o m

    final String sortorder = Bookmark.Description + " ASC";

    final String[] queryBookmarks = query.split(" ");

    final ArrayList<String> queryList = new ArrayList<String>();
    final ArrayList<String> selectionlist = new ArrayList<String>();

    if (query != null && query != "" && (tagname == null || tagname == "")) {

        for (String s : queryBookmarks) {
            queryList.add("(" + Bookmark.Tags + " LIKE ? OR " + Bookmark.Description + " LIKE ? OR "
                    + Bookmark.Notes + " LIKE ?)");
            selectionlist.add("%" + s + "%");
            selectionlist.add("%" + s + "%");
            selectionlist.add("%" + s + "%");
        }
        selectionlist.add(username);

        selection = TextUtils.join(" AND ", queryList) + " AND " + Bookmark.Account + "=?";
    } else if (query != null && query != "") {
        for (String s : queryBookmarks) {
            queryList.add("(" + Bookmark.Description + " LIKE ? OR " + Bookmark.Notes + " LIKE ?)");

            selectionlist.add("%" + s + "%");
            selectionlist.add("%" + s + "%");
        }

        selection = TextUtils.join(" AND ", queryList) + " AND " + Bookmark.Account + "=? AND " + "("
                + Bookmark.Tags + " LIKE ? OR " + Bookmark.Tags + " LIKE ? OR " + Bookmark.Tags + " LIKE ? OR "
                + Bookmark.Tags + " = ?)";

        selectionlist.add(username);
        selectionlist.add("% " + tagname + " %");
        selectionlist.add("% " + tagname);
        selectionlist.add(tagname + " %");
        selectionlist.add(tagname);
    } else {
        selectionlist.add(username);
        selection = Bookmark.Account + "=?";
    }

    selection += " AND " + Bookmark.Deleted + "=0";

    return new CursorLoader(context, Bookmark.CONTENT_URI, projection, selection,
            selectionlist.toArray(new String[] {}), sortorder);
}

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From source file:com.battlelancer.seriesguide.ui.ShowsFragment.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    StringBuilder selection = new StringBuilder();

    // create temporary copies
    final boolean isFilterFavorites = mIsFilterFavorites;
    final boolean isFilterUnwatched = mIsFilterUnwatched;
    final boolean isFilterUpcoming = mIsFilterUpcoming;
    final boolean isFilterHidden = mIsFilterHidden;

    // restrict to favorites?
    if (isFilterFavorites) {
        selection.append(Shows.FAVORITE).append("=1");
    }/*from  w  w w .ja v a 2  s .c  o m*/

    final long timeInAnHour = System.currentTimeMillis() + DateUtils.HOUR_IN_MILLIS;

    // restrict to shows with a next episode?
    if (isFilterUnwatched) {
        if (selection.length() != 0) {
            selection.append(" AND ");
        }
        selection.append(Shows.NEXTAIRDATEMS).append("!=").append(DBUtils.UNKNOWN_NEXT_RELEASE_DATE);

        // exclude shows with upcoming next episode
        if (!isFilterUpcoming) {
            selection.append(" AND ").append(Shows.NEXTAIRDATEMS).append("<=").append(timeInAnHour);
        }
    }
    // restrict to shows with an upcoming (yet to air) next episode?
    if (isFilterUpcoming) {
        if (selection.length() != 0) {
            selection.append(" AND ");
        }
        // Display shows upcoming within <limit> days + 1 hour
        int upcomingLimitInDays = AdvancedSettings.getUpcomingLimitInDays(getActivity());
        long latestAirtime = timeInAnHour + upcomingLimitInDays * DateUtils.DAY_IN_MILLIS;

        selection.append(Shows.NEXTAIRDATEMS).append("<=").append(latestAirtime);

        // exclude shows with no upcoming next episode if not filtered for unwatched, too
        if (!isFilterUnwatched) {
            selection.append(" AND ").append(Shows.NEXTAIRDATEMS).append(">=").append(timeInAnHour);
        }
    }

    // special: if hidden filter is disabled, exclude hidden shows
    if (selection.length() != 0) {
        selection.append(" AND ");
    }
    selection.append(Shows.HIDDEN).append(isFilterHidden ? "=1" : "=0");

    // keep unwatched and upcoming shows from becoming stale
    schedulePeriodicDataRefresh(true);

    return new CursorLoader(getActivity(), Shows.CONTENT_URI, ShowsQuery.PROJECTION, selection.toString(), null,
            ShowsDistillationSettings.getSortQuery(mSortOrderId, mIsSortFavoritesFirst, mIsSortIgnoreArticles));
}

---

From source file:com.kyakujin.android.autoeco.ui.MainActivity.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle arg1) {
    switch (id) {
    case SchedQuery.LOADER_ID:
        String order = SchedTbl._ID;
        return new CursorLoader(this, SchedTbl.CONTENT_URI, SchedQuery.PROJECTION, null, null, order);
    case BatteryQuery.LOADER_ID:
        return new CursorLoader(this, BatteryTbl.CONTENT_URI, BatteryQuery.PROJECTION, null, null, null);
    case ManualQuery.LOADER_ID:
        return new CursorLoader(this, ManualTbl.CONTENT_URI, ManualQuery.PROJECTION, null, null, null);
    default:/*from ww  w .j a v  a  2  s .c  om*/
        break;
    }
    return null;
}

---

From source file:com.jefftharris.passwdsafe.sync.MainActivity.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    return new CursorLoader(this, PasswdSafeContract.Providers.CONTENT_URI,
            PasswdSafeContract.Providers.PROJECTION, null, null, null);
}

---

From source file:com.haibison.android.anhuu.FragmentFiles.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    mLoading = true;//w w w .ja  v a 2s.c  o  m
    mNewLoader = true;

    mViewGroupFiles.setVisibility(View.GONE);
    mViewLoadingHandler.postDelayed(new Runnable() {

        @Override
        public void run() {
            mViewLoading.setVisibility(View.VISIBLE);
        }// run()
    }, Display.DELAY_TIME_FOR_SHORT_ANIMATION);

    getActivity().supportInvalidateOptionsMenu();

    final Uri path = ((Uri) args.getParcelable(PATH));
    buildAddressBar(path);

    String positiveRegex = getArguments().getString(FileChooserActivity.EXTRA_POSITIVE_REGEX_FILTER);
    String negativeRegex = getArguments().getString(FileChooserActivity.EXTRA_NEGATIVE_REGEX_FILTER);

    if (BuildConfig.DEBUG)
        Log.d(CLASSNAME, "onCreateLoader() >> path = " + path);

    return new CursorLoader(getActivity(), BaseFile.genContentUriBase(path.getAuthority()).buildUpon()
            .appendPath(path.getLastPathSegment())
            .appendQueryParameter(BaseFile.PARAM_TASK_ID, Integer.toString(mIdLoaderData))
            .appendQueryParameter(BaseFile.PARAM_SHOW_HIDDEN_FILES,
                    Boolean.toString(getArguments().getBoolean(FileChooserActivity.EXTRA_DISPLAY_HIDDEN_FILES)))
            .appendQueryParameter(BaseFile.PARAM_FILTER_MODE, Integer.toString(mFilterMode))
            .appendQueryParameter(BaseFile.PARAM_SORT_BY, Integer.toString(Display.getSortType(getActivity())))
            .appendQueryParameter(BaseFile.PARAM_SORT_ASCENDING,
                    Boolean.toString(Display.isSortAscending(getActivity())))
            .appendQueryParameter(BaseFile.PARAM_LIMIT, Integer.toString(mMaxFileCount))
            .appendQueryParameter(BaseFile.PARAM_POSITIVE_REGEX_FILTER,
                    TextUtils.isEmpty(positiveRegex) ? "" : positiveRegex)
            .appendQueryParameter(BaseFile.PARAM_NEGATIVE_REGEX_FILTER,
                    TextUtils.isEmpty(negativeRegex) ? "" : negativeRegex)
            .build(), null, null, null, null);
}

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From source file:com.handpoint.headstart.client.ui.ReceiptActivity.java

private String getFilePathFromContentUrl(String url) {
    String[] proj = { MediaStore.Images.Media.DATA };
    CursorLoader loader = new CursorLoader(this, Uri.parse(url), proj, null, null, null);
    Cursor cursor = loader.loadInBackground();
    int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
    cursor.moveToFirst();//ww w.j ava2  s.  c o  m
    return cursor.getString(column_index);
}

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From source file:com.google.android.apps.mytracks.TrackListActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setVolumeControlStream(TextToSpeech.Engine.DEFAULT_STREAM);
    setContentView(R.layout.track_list);

    AnalyticsUtils.sendPageViews(this, this.getLocalClassName() + "/create");

    ApiAdapterFactory.getApiAdapter().hideActionBar(this);

    Display display = getWindowManager().getDefaultDisplay();
    boolean devicesZ = display.getWidth() > 720 || display.getHeight() > 720;
    if (devicesZ) {
        // Disable the Keyboard help link
        View v = findViewById(R.id.help_keyboard_q);
        if (v != null)
            v.setVisibility(View.GONE);
        v = findViewById(R.id.help_keyboard_a);
        if (v != null)
            v.setVisibility(View.GONE);
    }//from   www. java 2s .  c o m
    trackRecordingServiceConnection = new TrackRecordingServiceConnection(this, bindChangedCallback);

    SharedPreferences sharedPreferences = getSharedPreferences(Constants.SETTINGS_NAME, Context.MODE_PRIVATE);
    sharedPreferences.registerOnSharedPreferenceChangeListener(sharedPreferenceChangeListener);
    sharedPreferenceChangeListener.onSharedPreferenceChanged(sharedPreferences, null);

    trackController = new TrackController(this, trackRecordingServiceConnection, true, recordListener,
            stopListener);

    // START MOD
    ImageButton helpButton = (ImageButton) findViewById(R.id.listBtnBarHelp);
    if (helpButton != null)
        helpButton.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent = IntentUtils.newIntent(TrackListActivity.this, HelpActivity.class);
                startActivity(intent);
            }
        });
    /*
     * Record = Pause and Stop managed by track controller ImageButton
     * recordButton = (ImageButton) findViewById(R.id.listBtnBarRecord);
     * recordButton.setOnClickListener(recordListener); ImageButton stopButton =
     * (ImageButton) findViewById(R.id.listBtnBarStop);
     * stopButton.setOnClickListener(stopListener);
     */
    ImageButton searchButton = (ImageButton) findViewById(R.id.listBtnBarSearch);
    if (searchButton != null)
        searchButton.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {

                onSearchRequested();
            }
        });
    ImageButton settingsButton = (ImageButton) findViewById(R.id.listBtnBarSettings);
    if (settingsButton != null)
        settingsButton.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent = IntentUtils.newIntent(TrackListActivity.this, SettingsActivity.class);
                startActivity(intent);
            }
        });

    // END MOD
    listView = (ListView) findViewById(R.id.track_list);
    listView.setEmptyView(findViewById(R.id.track_list_empty_view));
    listView.setOnItemClickListener(new OnItemClickListener() {
        @Override
        public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
            Intent intent = IntentUtils.newIntent(TrackListActivity.this, TrackDetailActivity.class)
                    .putExtra(TrackDetailActivity.EXTRA_TRACK_ID, id);
            startActivity(intent);
        }
    });
    resourceCursorAdapter = new ResourceCursorAdapter(this, R.layout.list_item, null, 0) {
        @Override
        public void bindView(View view, Context context, Cursor cursor) {
            int idIndex = cursor.getColumnIndex(TracksColumns._ID);
            int iconIndex = cursor.getColumnIndex(TracksColumns.ICON);
            int nameIndex = cursor.getColumnIndex(TracksColumns.NAME);
            int categoryIndex = cursor.getColumnIndex(TracksColumns.CATEGORY);
            int totalTimeIndex = cursor.getColumnIndexOrThrow(TracksColumns.TOTALTIME);
            int totalDistanceIndex = cursor.getColumnIndexOrThrow(TracksColumns.TOTALDISTANCE);
            int startTimeIndex = cursor.getColumnIndexOrThrow(TracksColumns.STARTTIME);
            int descriptionIndex = cursor.getColumnIndex(TracksColumns.DESCRIPTION);

            boolean isRecording = cursor.getLong(idIndex) == recordingTrackId;
            int iconId = TrackIconUtils.getIconDrawable(cursor.getString(iconIndex));
            String name = cursor.getString(nameIndex);
            String totalTime = StringUtils.formatElapsedTime(cursor.getLong(totalTimeIndex));
            String totalDistance = StringUtils.formatDistance(TrackListActivity.this,
                    cursor.getDouble(totalDistanceIndex), metricUnits);
            long startTime = cursor.getLong(startTimeIndex);
            String startTimeDisplay = StringUtils.formatDateTime(context, startTime).equals(name) ? null
                    : StringUtils.formatRelativeDateTime(context, startTime);

            ListItemUtils.setListItem(TrackListActivity.this, view, isRecording, recordingTrackPaused, iconId,
                    R.string.icon_track, name, cursor.getString(categoryIndex), totalTime, totalDistance,
                    startTimeDisplay, cursor.getString(descriptionIndex));
        }
    };
    listView.setAdapter(resourceCursorAdapter);
    ApiAdapterFactory.getApiAdapter().configureListViewContextualMenu(this, listView,
            contextualActionModeCallback);

    getSupportLoaderManager().initLoader(0, null, new LoaderCallbacks<Cursor>() {
        @Override
        public Loader<Cursor> onCreateLoader(int arg0, Bundle arg1) {
            return new CursorLoader(TrackListActivity.this, TracksColumns.CONTENT_URI, PROJECTION, null, null,
                    TracksColumns._ID + " DESC");
        }

        @Override
        public void onLoadFinished(Loader<Cursor> loader, Cursor cursor) {
            resourceCursorAdapter.swapCursor(cursor);
        }

        @Override
        public void onLoaderReset(Loader<Cursor> loader) {
            resourceCursorAdapter.swapCursor(null);
        }
    });
    trackDataHub = TrackDataHub.newInstance(this);
    if (savedInstanceState != null) {
        startGps = savedInstanceState.getBoolean(START_GPS_KEY);
    } // Test repeated messaging
    if (!started)
        showStartupDialogs();
}

---

From source file:com.example.android.contactslist.ui.groupsEditor.GroupsEditorFragment.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    Uri contentUri;//from ww  w  .j  a  va 2  s  .  c o  m

    // switch between search query and a group query
    switch (id) {

    case GroupsListQuery.QUERY_ID:
        return new CursorLoader(getActivity(), GroupsListQuery.CONTENT_URI, GroupsListQuery.PROJECTION,
                GroupsListQuery.SELECTION, null, GroupsListQuery.SORT_ORDER);
    case GroupsListStatsQuery.QUERY_ID:

        return new CursorLoader(getActivity(), GroupsListStatsQuery.CONTENT_URI,
                GroupsListStatsQuery.PROJECTION, GroupsListStatsQuery.SELECTION, GroupsListStatsQuery.ARGS,
                GroupsListStatsQuery.SORT_ORDER);

    default:

        Log.e(TAG, "onCreateLoader - incorrect ID provided (" + id + ")");
        return null;
    }
}

---

From source file:com.onegravity.contactpicker.core.ContactPickerActivity.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    String selection = "";
    if (mOnlyWithPhoneNumbers) {
        selection = ContactsContract.Contacts.HAS_PHONE_NUMBER;
    }//from   w ww  .  j ava2s  .  c  o m
    switch (id) {
    case CONTACTS_LOADER_ID:
        return new CursorLoader(this, CONTACTS_URI, CONTACTS_PROJECTION, selection, null, CONTACTS_SORT);
    case CONTACT_DETAILS_LOADER_ID:
        return new CursorLoader(this, CONTACT_DETAILS_URI, CONTACT_DETAILS_PROJECTION, selection, null, null);
    case GROUPS_LOADER_ID:
        return new CursorLoader(this, GROUPS_URI, GROUPS_PROJECTION, GROUPS_SELECTION, null, GROUPS_SORT);
    }
    return null;
}

---

From source file:com.nononsenseapps.feeder.ui.FeedFragment.java

@Override
public Loader onCreateLoader(final int ID, final Bundle bundle) {
    if (ID == FEEDITEMS_LOADER) {
        return new FeedItemDeltaCursorLoader(getActivity(),
                FeedItemSQL.URI_FEED_ITEMS.buildUpon()
                        .appendQueryParameter(RssContentProvider.QUERY_PARAM_LIMIT, "50").build(),
                FeedItemSQL.FIELDS, getLoaderSelection(), getLoaderSelectionArgs(),
                FeedItemSQL.COL_PUBDATE + " DESC");
    } else if (ID == FEED_LOADER) {
        return new CursorLoader(getActivity(), Uri.withAppendedPath(FeedSQL.URI_FEEDS, Long.toString(id)),
                FeedSQL.FIELDS, null, null, null);
    } else if (ID == FEED_SETTINGS_LOADER) {
        String where;/*from w  w  w .  j  a  va 2s  .  c o  m*/
        String[] whereArgs;
        if (id > 0) {
            where = Util.WHEREIDIS;
            whereArgs = Util.LongsToStringArray(id);
        } else {
            where = FeedSQL.COL_TAG + " IS ?";
            whereArgs = Util.ToStringArray(tag);
        }
        return new CursorLoader(getActivity(), FeedSQL.URI_FEEDS,
                Util.ToStringArray("DISTINCT " + FeedSQL.COL_NOTIFY), where, whereArgs, null);
    }
    return null;
}

---

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