def do_paste(self):
data = self.app._clipboard.paste()
if not data:
self.app.show_info(_("Clipboard is empty"))
return
# try to decode as transaction
try:
raw_tx = tx_from_str(data)
tx = Transaction(raw_tx)
tx.deserialize()
except:
tx = None
if tx:
self.app.tx_dialog(tx)
return
# try to decode as URI/address
self.set_URI(data)
def on_qr(self, data):
from vialectrum.bitcoin import base_decode, is_address
data = data.strip()
if is_address(data):
self.set_URI(data)
return
if data.startswith('viacoin:'):
self.set_URI(data)
return
# try to decode transaction
from vialectrum.transaction import Transaction
try:
text = base_decode(data, None, base=43).encode('hex')
tx = Transaction(text)
tx.deserialize()
except:
tx = None
if tx:
self.tx_dialog(tx)
return
# show error
self.show_error("Unable to decode QR data")