private static Vector<BarcodeFormat> parseDecodeFormats(
Iterable<String> scanFormats, String decodeMode) {
if (scanFormats != null) {
Vector<BarcodeFormat> formats = new Vector<BarcodeFormat>();
try {
for (String format : scanFormats) {
formats.add(BarcodeFormat.valueOf(format));
}
return formats;
} catch (IllegalArgumentException iae) {
// ignore it then
}
}
if (decodeMode != null) {
if (Intents.Scan.PRODUCT_MODE.equals(decodeMode)) {
return PRODUCT_FORMATS;
}
if (Intents.Scan.QR_CODE_MODE.equals(decodeMode)) {
return QR_CODE_FORMATS;
}
if (Intents.Scan.DATA_MATRIX_MODE.equals(decodeMode)) {
return DATA_MATRIX_FORMATS;
}
if (Intents.Scan.ONE_D_MODE.equals(decodeMode)) {
return ONE_D_FORMATS;
}
}
return null;
}
public List<HistoryItem> buildHistoryItems() {
SQLiteOpenHelper helper = new DBHelper(activity);
List<HistoryItem> items = new ArrayList<>();
SQLiteDatabase db = null;
Cursor cursor = null;
try {
db = helper.getReadableDatabase();
cursor =
db.query(
DBHelper.TABLE_NAME,
COLUMNS,
null,
null,
null,
null,
DBHelper.TIMESTAMP_COL + " DESC");
while (cursor.moveToNext()) {
String text = cursor.getString(0);
String display = cursor.getString(1);
String format = cursor.getString(2);
long timestamp = cursor.getLong(3);
String details = cursor.getString(4);
Result result = new Result(text, null, null, BarcodeFormat.valueOf(format), timestamp);
items.add(new HistoryItem(result, display, details));
}
} finally {
close(cursor, db);
}
return items;
}
public HistoryItem buildHistoryItem(int number) {
SQLiteOpenHelper helper = new DBHelper(activity);
SQLiteDatabase db = null;
Cursor cursor = null;
try {
db = helper.getReadableDatabase();
cursor =
db.query(
DBHelper.TABLE_NAME,
COLUMNS,
null,
null,
null,
null,
DBHelper.TIMESTAMP_COL + " DESC");
cursor.move(number + 1);
String text = cursor.getString(0);
String display = cursor.getString(1);
String format = cursor.getString(2);
long timestamp = cursor.getLong(3);
String details = cursor.getString(4);
Result result = new Result(text, null, null, BarcodeFormat.valueOf(format), timestamp);
return new HistoryItem(result, display, details);
} finally {
close(cursor, db);
}
}
// It would be nice if the string encoding lived in the core ZXing library,
// but we use platform specific code like PhoneNumberUtils, so it can't.
private boolean encodeContentsFromZXingIntent(Intent intent) {
// Default to QR_CODE if no format given.
String formatString = intent.getStringExtra(Intents.Encode.FORMAT);
format = null;
if (formatString != null) {
try {
format = BarcodeFormat.valueOf(formatString);
} catch (IllegalArgumentException iae) {
// Ignore it then
}
}
if (format == null || format == BarcodeFormat.QR_CODE) {
String type = intent.getStringExtra(Intents.Encode.TYPE);
if (type == null || type.isEmpty()) {
return false;
}
this.format = BarcodeFormat.QR_CODE;
encodeQRCodeContents(intent, type);
} else {
String data = intent.getStringExtra(Intents.Encode.DATA);
if (data != null && !data.isEmpty()) {
contents = data;
displayContents = data;
}
}
return contents != null && !contents.isEmpty();
}
private static Set<BarcodeFormat> parseDecodeFormats(
Iterable<String> scanFormats, String decodeMode) {
if (scanFormats != null) {
Set<BarcodeFormat> formats = EnumSet.noneOf(BarcodeFormat.class);
try {
for (String format : scanFormats) {
formats.add(BarcodeFormat.valueOf(format));
}
return formats;
} catch (IllegalArgumentException iae) {
// ignore it then
}
}
if (decodeMode != null) {
return FORMATS_FOR_MODE.get(decodeMode);
}
return null;
}
private boolean encodeContents(String data, Bundle bundle, String type, String formatString) {
// Default to QR_CODE if no format given.
format = null;
if (formatString != null) {
try {
format = BarcodeFormat.valueOf(formatString);
} catch (IllegalArgumentException iae) {
// Ignore it then
}
}
if (format == null || format == BarcodeFormat.QR_CODE) {
this.format = BarcodeFormat.QR_CODE;
encodeQRCodeContents(data, bundle, type);
} else if (data != null && data.length() > 0) {
contents = data;
displayContents = data;
title = "Text";
}
return contents != null && contents.length() > 0;
}