private void share() {
QRCodeEncoder encoder = qrCodeEncoder;
if (encoder == null) { // Odd
Log.w(TAG, "No existing barcode to send?");
return;
}
String contents = encoder.getContents();
if (contents == null) {
Log.w(TAG, "No existing barcode to send?");
return;
}
Bitmap bitmap;
try {
bitmap = encoder.encodeAsBitmap();
} catch (WriterException we) {
Log.w(TAG, we);
return;
}
if (bitmap == null) {
return;
}
File bsRoot = new File(Environment.getExternalStorageDirectory(), "BarcodeScanner");
File barcodesRoot = new File(bsRoot, "Barcodes");
if (!barcodesRoot.exists() && !barcodesRoot.mkdirs()) {
Log.w(TAG, "Couldn't make dir " + barcodesRoot);
showErrorMessage(R.string.msg_unmount_usb);
return;
}
File barcodeFile = new File(barcodesRoot, makeBarcodeFileName(contents) + ".png");
barcodeFile.delete();
FileOutputStream fos = null;
try {
fos = new FileOutputStream(barcodeFile);
bitmap.compress(Bitmap.CompressFormat.PNG, 0, fos);
} catch (FileNotFoundException fnfe) {
Log.w(TAG, "Couldn't access file " + barcodeFile + " due to " + fnfe);
showErrorMessage(R.string.msg_unmount_usb);
return;
} finally {
if (fos != null) {
try {
fos.close();
} catch (IOException ioe) {
// do nothing
}
}
}
Intent intent = new Intent(Intent.ACTION_SEND, Uri.parse("mailto:"));
intent.putExtra(
Intent.EXTRA_SUBJECT, getString(R.string.app_name) + " - " + encoder.getTitle());
intent.putExtra(Intent.EXTRA_TEXT, contents);
intent.putExtra(Intent.EXTRA_STREAM, Uri.parse("file://" + barcodeFile.getAbsolutePath()));
intent.setType("image/png");
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET);
startActivity(Intent.createChooser(intent, null));
}
@Override
protected void onResume() {
super.onResume();
// This assumes the view is full screen, which is a good assumption
WindowManager manager = (WindowManager) getSystemService(WINDOW_SERVICE);
Display display = manager.getDefaultDisplay();
Point displaySize = new Point();
display.getSize(displaySize);
int width = displaySize.x;
int height = displaySize.y;
int smallerDimension = width < height ? width : height;
smallerDimension = smallerDimension * 7 / 8;
Intent intent = getIntent();
if (intent == null) {
return;
}
try {
boolean useVCard = intent.getBooleanExtra(USE_VCARD_KEY, false);
qrCodeEncoder = new QRCodeEncoder(this, intent, smallerDimension, useVCard);
Bitmap bitmap = qrCodeEncoder.encodeAsBitmap();
if (bitmap == null) {
Log.w(TAG, "Could not encode barcode");
showErrorMessage(R.string.msg_encode_contents_failed);
qrCodeEncoder = null;
return;
}
ImageView view = (ImageView) findViewById(R.id.image_view);
view.setImageBitmap(bitmap);
TextView contents = (TextView) findViewById(R.id.contents_text_view);
if (intent.getBooleanExtra(Intents.Encode.SHOW_CONTENTS, true)) {
contents.setText(qrCodeEncoder.getDisplayContents());
setTitle(qrCodeEncoder.getTitle());
} else {
contents.setText("");
setTitle("");
}
} catch (WriterException e) {
Log.w(TAG, "Could not encode barcode", e);
showErrorMessage(R.string.msg_encode_contents_failed);
qrCodeEncoder = null;
}
}
