private void sendReplyMessage(int id, Object arg, long delayMS) {
Message message = Message.obtain(handler, id, arg);
if (delayMS > 0L) {
handler.sendMessageDelayed(message, delayMS);
} else {
handler.sendMessage(message);
}
}
// 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);
}
}
private void sendReplyMessage(int id, Object arg) {
Message message = Message.obtain(handler, id, arg);
long resultDurationMS =
getIntent()
.getLongExtra(
Intents.Scan.RESULT_DISPLAY_DURATION_MS, DEFAULT_INTENT_RESULT_DURATION_MS);
if (resultDurationMS > 0L) {
handler.sendMessageDelayed(message, resultDurationMS);
} else {
handler.sendMessage(message);
}
}
// Briefly show the contents of the barcode, then handle the result outside Barcode Scanner.
private void handleDecodeExternally(
Result rawResult, ResultHandler resultHandler, 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.
// TODO
// TODO
statusView.setText(getString(resultHandler.getDisplayTitle()));
if (copyToClipboard && !resultHandler.areContentsSecure()) {
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("RTN_CONTENT", resultHandler.getDisplayContents());
intent.putExtra(Intents.Scan.RESULT_FORMAT, rawResult.getBarcodeFormat().toString());
byte[] rawBytes = rawResult.getRawBytes();
if (rawBytes != null && rawBytes.length > 0) {
intent.putExtra(Intents.Scan.RESULT_BYTES, rawBytes);
}
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);
}
}
@Override
protected void onPause() {
super.onPause();
if (handler != null) {
handler.quitSynchronously();
handler = null;
}
CameraManager.get().closeDriver();
}
@Override
protected void onPause() {
if (handler != null) {
handler.quitSynchronously();
handler = null;
}
inactivityTimer.onPause();
cameraManager.closeDriver();
if (!hasSurface) {
SurfaceView surfaceView = (SurfaceView) findViewById(fakeR.getId("id", "preview_view"));
SurfaceHolder surfaceHolder = surfaceView.getHolder();
surfaceHolder.removeCallback(this);
}
super.onPause();
}
private void decodeOrStoreSavedBitmap(Bitmap bitmap, Result result) {
// Bitmap isn't used yet -- will be used soon
if (handler == null) {
savedResultToShow = result;
} else {
if (result != null) {
savedResultToShow = result;
}
if (savedResultToShow != null) {
Message message = Message.obtain(handler, R.id.decode_succeeded, savedResultToShow);
handler.sendMessage(message);
}
savedResultToShow = null;
}
}
@Override
protected void onPause() {
if (handler != null) {
handler.quitSynchronously();
handler = null;
}
inactivityTimer.onPause();
ambientLightManager.stop();
cameraManager.closeDriver();
if (!hasSurface) {
Logger.i("remove callback");
SurfaceView surfaceView = (SurfaceView) findViewById(R.id.preview_view);
SurfaceHolder surfaceHolder = surfaceView.getHolder();
surfaceHolder.removeCallback(this);
}
super.onPause();
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
if (source == Source.NATIVE_APP_INTENT) {
setResult(RESULT_CANCELED);
finish();
return true;
} else if ((source == Source.NONE || source == Source.ZXING_LINK) && lastResult != null) {
resetStatusView();
if (handler != null) {
handler.sendEmptyMessage(R.id.restart_preview);
}
return true;
}
} else if (keyCode == KeyEvent.KEYCODE_FOCUS || keyCode == KeyEvent.KEYCODE_CAMERA) {
// Handle these events so they don't launch the Camera app
return true;
}
return super.onKeyDown(keyCode, event);
}
/**
* 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;
}
}
}
public void restartPreviewAfterDelay(long delayMS) {
if (handler != null) {
handler.sendEmptyMessageDelayed(fakeR.getId("id", "restart_preview"), delayMS);
}
resetStatusView();
}
public void restartPreviewAfterDelay(long delayMS) {
if (handler != null) {
handler.sendEmptyMessageDelayed(R.id.restart_preview, delayMS);
}
resetStatusView();
}