// Briefly show the contents of the barcode, then handle the result outside Barcode Scanner.
private void handleDecodeExternally(Result rawResult, Bitmap barcode) {
viewfinderView.drawResultBitmap(barcode);
// Since this message will only be shown for a second, just tell the user what kind of
// barcode was found (e.g. contact info) rather than the full contents, which they won't
// have time to read.
ResultHandler resultHandler = ResultHandlerFactory.makeResultHandler(this, rawResult);
statusView.setText(getString(resultHandler.getDisplayTitle()));
if (copyToClipboard) {
ClipboardManager clipboard = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
clipboard.setText(resultHandler.getDisplayContents());
}
if (source == Source.NATIVE_APP_INTENT) {
// Hand back whatever action they requested - this can be changed to Intents.Scan.ACTION when
// the deprecated intent is retired.
Intent intent = new Intent(getIntent().getAction());
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET);
intent.putExtra(Intents.Scan.RESULT, rawResult.toString());
intent.putExtra(Intents.Scan.RESULT_FORMAT, rawResult.getBarcodeFormat().toString());
// crop barcode bitmap by 5pixels on each side
barcode =
Bitmap.createBitmap(barcode, 5, 5, barcode.getWidth() - 10, barcode.getHeight() - 10);
ByteArrayOutputStream bitmapOutStream = new ByteArrayOutputStream();
barcode.compress(Bitmap.CompressFormat.JPEG, 35, bitmapOutStream);
intent.putExtra(Intents.Scan.RESULT_BITMAP_BYTES, bitmapOutStream.toByteArray());
Message message = Message.obtain(handler, R.id.return_scan_result);
message.obj = intent;
handler.sendMessageDelayed(message, INTENT_RESULT_DURATION);
} else if (source == Source.PRODUCT_SEARCH_LINK) {
// Reformulate the URL which triggered us into a query, so that the request goes to the same
// TLD as the scan URL.
Message message = Message.obtain(handler, R.id.launch_product_query);
int end = sourceUrl.lastIndexOf("/scan");
message.obj =
sourceUrl.substring(0, end)
+ "?q="
+ resultHandler.getDisplayContents().toString()
+ "&source=zxing";
handler.sendMessageDelayed(message, INTENT_RESULT_DURATION);
} else if (source == Source.ZXING_LINK) {
// Replace each occurrence of RETURN_CODE_PLACEHOLDER in the returnUrlTemplate
// with the scanned code. This allows both queries and REST-style URLs to work.
Message message = Message.obtain(handler, R.id.launch_product_query);
message.obj =
returnUrlTemplate.replace(
RETURN_CODE_PLACEHOLDER, resultHandler.getDisplayContents().toString());
handler.sendMessageDelayed(message, INTENT_RESULT_DURATION);
}
}
/**
* A valid barcode has been found, so give an indication of success and show the results.
*
* @param rawResult The contents of the barcode.
* @param scaleFactor amount by which thumbnail was scaled
* @param barcode A greyscale bitmap of the camera data which was decoded.
*/
public void handleDecode(Result rawResult, Bitmap barcode, float scaleFactor) {
inactivityTimer.onActivity();
lastResult = rawResult;
ResultHandler resultHandler = ResultHandlerFactory.makeResultHandler(this, rawResult);
boolean fromLiveScan = barcode != null;
if (fromLiveScan) {
historyManager.addHistoryItem(rawResult, resultHandler);
// Then not from history, so beep/vibrate and we have an image to draw on
beepManager.playBeepSoundAndVibrate();
drawResultPoints(barcode, scaleFactor, rawResult);
}
switch (source) {
case NATIVE_APP_INTENT:
case PRODUCT_SEARCH_LINK:
handleDecodeExternally(rawResult, resultHandler, barcode);
break;
case ZXING_LINK:
if (scanFromWebPageManager == null || !scanFromWebPageManager.isScanFromWebPage()) {
handleDecodeInternally(rawResult, resultHandler, barcode);
} else {
handleDecodeExternally(rawResult, resultHandler, barcode);
}
break;
case NONE:
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
if (fromLiveScan && prefs.getBoolean(PreferencesActivity.KEY_BULK_MODE, false)) {
Toast.makeText(
getApplicationContext(),
getResources().getString(R.string.msg_bulk_mode_scanned)
+ " ("
+ rawResult.getText()
+ ')',
Toast.LENGTH_SHORT)
.show();
// Wait a moment or else it will scan the same barcode continuously about 3 times
restartPreviewAfterDelay(BULK_MODE_SCAN_DELAY_MS);
} else {
handleDecodeInternally(rawResult, resultHandler, barcode);
}
break;
}
}
public void handleDecode(Result rawResult, Bitmap barcode, float scaleFactor) {
inactivityTimer.onActivity();
boolean fromLiveScan = barcode != null;
// 这里处理解码完成后的结果，此处将参数回传到Activity处理
if (fromLiveScan) {
beepManager.playBeepSoundAndVibrate();
Toast.makeText(this, "扫描成功", Toast.LENGTH_SHORT).show();
URIResultHandler resultHandler =
(URIResultHandler) ResultHandlerFactory.makeResultHandler(this, rawResult);
resultHandler.handleButtonPress(0);
Intent intent = getIntent();
intent.putExtra("codedContent", rawResult.getText());
intent.putExtra("codedBitmap", barcode);
setResult(RESULT_OK, intent);
finish();
}
}
/**
* A valid barcode has been found, so give an indication of success and show the results.
*
* @param rawResult The contents of the barcode.
* @param barcode A greyscale bitmap of the camera data which was decoded.
*/
public void handleDecode(Result rawResult, Bitmap barcode) {
inactivityTimer.onActivity();
lastResult = rawResult;
ResultHandler resultHandler = ResultHandlerFactory.makeResultHandler(this, rawResult);
if (barcode == null) {
// This is from history -- no saved barcode
handleDecodeInternally(rawResult, resultHandler, null);
} else {
drawResultPoints(barcode, rawResult);
switch (source) {
case NATIVE_APP_INTENT:
case PRODUCT_SEARCH_LINK:
handleDecodeExternally(rawResult, resultHandler, barcode);
break;
case ZXING_LINK:
if (returnUrlTemplate == null) {
handleDecodeInternally(rawResult, resultHandler, barcode);
} else {
handleDecodeExternally(rawResult, resultHandler, barcode);
}
break;
case NONE:
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
if (prefs.getBoolean(PreferencesActivity.KEY_BULK_MODE, false)) {
Toast.makeText(this, R.string.msg_bulk_mode_scanned, Toast.LENGTH_SHORT).show();
// Wait a moment or else it will scan the same barcode continuously about 3 times
if (handler != null) {
handler.sendEmptyMessageDelayed(R.id.restart_preview, BULK_MODE_SCAN_DELAY_MS);
}
resetStatusView();
} else {
handleDecodeInternally(rawResult, resultHandler, barcode);
}
break;
}
}
}
// Put up our own UI for how to handle the decoded contents.
private void handleDecodeInternally(Result rawResult, Bitmap barcode) {
statusView.setVisibility(View.GONE);
viewfinderView.setVisibility(View.GONE);
resultView.setVisibility(View.VISIBLE);
ImageView barcodeImageView = (ImageView) findViewById(R.id.barcode_image_view);
if (barcode == null) {
// barcodeImageView.setImageBitmap(BitmapFactory.decodeResource(getResources(),
// R.drawable.launcher_icon));
} else {
barcodeImageView.setImageBitmap(barcode);
}
TextView formatTextView = (TextView) findViewById(R.id.format_text_view);
formatTextView.setText(rawResult.getBarcodeFormat().toString());
ResultHandler resultHandler = ResultHandlerFactory.makeResultHandler(this, rawResult);
TextView typeTextView = (TextView) findViewById(R.id.type_text_view);
typeTextView.setText(resultHandler.getType().toString());
DateFormat formatter = DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT);
String formattedTime = formatter.format(new Date(rawResult.getTimestamp()));
TextView timeTextView = (TextView) findViewById(R.id.time_text_view);
timeTextView.setText(formattedTime);
TextView metaTextView = (TextView) findViewById(R.id.meta_text_view);
View metaTextViewLabel = findViewById(R.id.meta_text_view_label);
metaTextView.setVisibility(View.GONE);
metaTextViewLabel.setVisibility(View.GONE);
Map<ResultMetadataType, Object> metadata =
(Map<ResultMetadataType, Object>) rawResult.getResultMetadata();
if (metadata != null) {
StringBuilder metadataText = new StringBuilder(20);
for (Map.Entry<ResultMetadataType, Object> entry : metadata.entrySet()) {
if (DISPLAYABLE_METADATA_TYPES.contains(entry.getKey())) {
metadataText.append(entry.getValue()).append('\n');
}
}
if (metadataText.length() > 0) {
metadataText.setLength(metadataText.length() - 1);
metaTextView.setText(metadataText);
metaTextView.setVisibility(View.VISIBLE);
metaTextViewLabel.setVisibility(View.VISIBLE);
}
}
TextView contentsTextView = (TextView) findViewById(R.id.contents_text_view);
CharSequence displayContents = resultHandler.getDisplayContents();
contentsTextView.setText(displayContents);
// Crudely scale betweeen 22 and 32 -- bigger font for shorter text
int scaledSize = Math.max(22, 32 - displayContents.length() / 4);
contentsTextView.setTextSize(TypedValue.COMPLEX_UNIT_SP, scaledSize);
/*
int buttonCount = resultHandler.getButtonCount();
ViewGroup buttonView = (ViewGroup) findViewById(R.id.result_button_view);
buttonView.requestFocus();
for (int x = 0; x < ResultHandler.MAX_BUTTON_COUNT; x++) {
TextView button = (TextView) buttonView.getChildAt(x);
if (x < buttonCount) {
button.setVisibility(View.VISIBLE);
button.setText(resultHandler.getButtonText(x));
button.setOnClickListener(new ResultButtonListener(resultHandler, x));
} else {
button.setVisibility(View.GONE);
}
}
*/
if (copyToClipboard) {
ClipboardManager clipboard = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
clipboard.setText(displayContents);
}
}
