+ final DownloadManager.Query query = new DownloadManager.Query();
+ query.setFilterByStatus(DownloadManager.STATUS_PAUSED | DownloadManager.STATUS_PENDING | DownloadManager.STATUS_RUNNING);
+ final Cursor cursor = downloadManager.query(query);
+
+ // Due to a bug, cursor is null instead of empty when
+ // the download manager is disabled.
+ if (cursor == null) {
+ new AlertDialog.Builder(DictionaryManagerActivity.this).setTitle(getString(R.string.error))
+ .setMessage(getString(R.string.downloadFailed, R.string.downloadManagerQueryFailed))
+ .setNeutralButton("Close", null).show();
+ return;
+ }
+
+ while (cursor.moveToNext()) {
+ if (downloadUrl.equals(cursor.getString(cursor.getColumnIndex(DownloadManager.COLUMN_URI))))
+ break;
+ if (destFile.equals(cursor.getString(cursor.getColumnIndex(DownloadManager.COLUMN_TITLE))))
+ break;
+ }
+ if (!cursor.isAfterLast()) {
+ downloadManager.remove(cursor.getLong(cursor.getColumnIndex(DownloadManager.COLUMN_ID)));
+ downloadButton
+ .setText(getString(
+ R.string.downloadButton,
+ bytes / 1024.0 / 1024.0));
+ cursor.close();
+ return;
+ }
+ cursor.close();