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

List of usage examples for android.support.v4.content CursorLoader CursorLoader

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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:Main.java

public static File parseFileByIntentData(Context context, Intent data) {
    File file = null;//w  w w  .  j  a v  a2  s  . com
    if (data != null && data.getData() != null) {
        String[] proj = { MediaStore.Images.Media.DATA };
        CursorLoader cursorLoader = new CursorLoader(context, data.getData(), proj, null, null, null);
        Cursor cursor = null;
        try {
            cursor = cursorLoader.loadInBackground();
            int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
            cursor.moveToFirst();
            file = new File(cursor.getString(column_index));
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            if (cursor != null) {
                cursor.close();
            }
        }
    }
    return file;
}

From source file:Main.java

/**
 * Get the real file path from URI registered in media store 
 * @param contentUri URI registered in media store 
 *///  w  ww  .  ja  v a  2s .  c  o  m
public static String getRealPathFromURI(Activity activity, Uri contentUri) {

    String releaseNumber = Build.VERSION.RELEASE;

    if (releaseNumber != null) {
        /* ICS Version */
        if (releaseNumber.length() > 0 && releaseNumber.charAt(0) == '4') {
            String[] proj = { MediaStore.Images.Media.DATA };
            String strFileName = "";
            CursorLoader cursorLoader = new CursorLoader(activity, contentUri, proj, null, null, null);
            Cursor cursor = cursorLoader.loadInBackground();
            if (cursor != null) {
                int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
                cursor.moveToFirst();
                if (cursor.getCount() > 0)
                    strFileName = cursor.getString(column_index);

                cursor.close();
            }
            return strFileName;
        }
        /* GB Version */
        else if (releaseNumber.startsWith("2.3")) {
            String[] proj = { MediaStore.Images.Media.DATA };
            String strFileName = "";
            Cursor cursor = activity.managedQuery(contentUri, proj, null, null, null);
            if (cursor != null) {
                int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);

                cursor.moveToFirst();
                if (cursor.getCount() > 0)
                    strFileName = cursor.getString(column_index);

                cursor.close();
            }
            return strFileName;
        }
    }

    //---------------------
    // Undefined Version
    //---------------------
    /* GB, ICS Common */
    String[] proj = { MediaStore.Images.Media.DATA };
    String strFileName = "";
    Cursor cursor = activity.managedQuery(contentUri, proj, null, null, null);
    if (cursor != null) {
        int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);

        // Use the Cursor manager in ICS         
        activity.startManagingCursor(cursor);

        cursor.moveToFirst();
        if (cursor.getCount() > 0)
            strFileName = cursor.getString(column_index);

        //cursor.close(); // If the cursor close use , This application is terminated .(In ICS Version)
        activity.stopManagingCursor(cursor);
    }
    return strFileName;
}

From source file:com.google.android.demos.atom.widget.FeedAdapter.java

public static Loader<Cursor> createLoader(Context context, Uri uri) {
    return new CursorLoader(context, uri, PROJECTION, null, null, null);
}

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

public static CursorLoader GetTags(String account, String sortorder, Context context) {
    final String[] projection = new String[] { Tag._ID, Tag.Name, Tag.Count };
    final String selection = Tag.Account + "=?";
    final String[] selectionargs = new String[] { account };

    return new CursorLoader(context, Tag.CONTENT_URI, projection, selection, selectionargs, sortorder);
}

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

public static CursorLoader GetBundles(String account, String sortorder, Context context) {
    String[] projection = new String[] { Bundle._ID, Bundle.Name, Bundle.Tags };
    String selection = Bundle.Account + "=?";
    String[] selectionargs = new String[] { account };

    return new CursorLoader(context, Bundle.CONTENT_URI, projection, selection, selectionargs, sortorder);
}

From source file:com.pindroid.platform.NoteManager.java

public static CursorLoader GetNotes(String account, String sortorder, Context context) {
    final String[] projection = new String[] { Note._ID, Note.Title, Note.Text, Note.Hash, Note.Pid,
            Note.Account, Note.Added, Note.Updated };
    final String selection = Note.Account + "=?";
    final String[] selectionargs = new String[] { account };

    return new CursorLoader(context, Note.CONTENT_URI, projection, selection, selectionargs, sortorder);
}

From source file:com.marvin.rocklock.PlaylistUtils.java

/**
 * Gets the playlist ID given it's name//from w  w w .  j  a  v  a 2s.  c  om
 *
 * @param context The activity calling this method
 * @param name The playlist name
 * @return The playlist ID
 */
public static int getPlaylistId(RockLockActivity context, String name) {
    String[] proj = { MediaStore.Audio.Playlists._ID, MediaStore.Audio.Playlists.NAME };

    String formattedName = name.replace("'", "''");
    String filter = MediaStore.Audio.Playlists.NAME + "= '" + formattedName + "'";

    CursorLoader loader = new CursorLoader(context, MediaStore.Audio.Playlists.EXTERNAL_CONTENT_URI, proj,
            filter, null, null);
    Cursor testCursor = loader.loadInBackground();

    int idx = -1;
    boolean hasFirst = testCursor.moveToFirst();
    if (hasFirst) {
        idx = testCursor.getInt(0);
    }
    testCursor.close();
    return idx;
}

From source file:can.yrt.onebusaway.QueryUtils.java

static protected CursorLoader newRecentQuery(final Context context, final Uri uri, final String[] projection,
        final String accessTime, final String useCount) {
    // "Recently" means seven days in the past
    final long last = System.currentTimeMillis() - 7 * DateUtils.DAY_IN_MILLIS;
    Uri limit = uri.buildUpon().appendQueryParameter("limit", "20").build();

    String regionWhere = "";
    if (Application.get().getCurrentRegion() != null) {
        if (projection.equals(QueryUtils.StopList.Columns.PROJECTION)) {
            regionWhere = " AND " + StopList.getRegionWhere();
        } else if (projection.equals(QueryUtils.RouteList.Columns.PROJECTION)) {
            regionWhere = " AND " + RouteList.getRegionWhere();
        }//from  w  w  w .  ja  v a  2  s  .  c om
    }

    return new CursorLoader(
            context, limit, projection, "((" + accessTime + " IS NOT NULL AND " + accessTime + " > " + last
                    + ") OR (" + useCount + " > 0))" + regionWhere,
            null, accessTime + " desc, " + useCount + " desc");
}

From source file:com.dogmalabs.wonderadapter.demo.util.CursorUtil.java

public Loader<Cursor> getWondersLoader() {
    Uri uri = Contract.getContentUri(context, Contract.Cursor.Wonders.PATH_DIR);
    return new CursorLoader(context, uri, projection, selection, selectionArgs, orderBy);
}

From source file:can.yrt.onebusaway.MyStarredStopsFragment.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    return new CursorLoader(getActivity(), ObaContract.Stops.CONTENT_URI,
            QueryUtils.StopList.Columns.PROJECTION,
            ObaContract.Stops.FAVORITE + "=1"
                    + (Application.get().getCurrentRegion() == null ? ""
                            : " AND " + QueryUtils.getRegionWhere(ObaContract.Stops.REGION_ID,
                                    Application.get().getCurrentRegion().getId())),
            null, ObaContract.Stops.USE_COUNT + " desc");
}