// 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();
    }
  }
示例#4
0
  /**
   * 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);
    }
  }