message: improve receive bitcoin usability a little bit
diff: @@ -7,12 +7,18 @@ import { Input, Button, ButtonGroup } from 'react-native-elements';
  import { color } from "../../theme";
  import { useNavigation } from "react-navigation-hooks";
  import { QRCode } from "../../components/qrcode"
  +import { ScrollView } from "react-native-gesture-handler"
  const styles = StyleSheet.create({
  qr: {
  - alignItems: "center"
  + alignItems: "center",
  + flex: 1,
  },
  +
  + buttonStyle: {
  + backgroundColor: color.primary, flex: 1, width: 120, margin: 5
  + }
  })
  @@ -64,6 +70,7 @@ export const ReceiveBitcoinScreen: React.FC
  return (
  <Screen>
  + <ScrollView style={{flex: 1}}>
  <ButtonGroup
  onPress={updateIndex}
  buttons={buttons}
  @@ -84,20 +91,21 @@ export const ReceiveBitcoinScreen: React.FC
  keyboardType="numeric"
  />
  </View>
  - <View>
  + <View style={{flexDirection: "row", margin: 10}}>
  <Button
  - buttonStyle={{backgroundColor: color.primary}}
  - title="Share" onPress={shareInvoice}
  + buttonStyle={styles.buttonStyle}
  + title="Create" onPress={createInvoice}
  />
  <Button
  - buttonStyle={{backgroundColor: color.primary}}
  - title="Copy" onPress={copyInvoice}
  + buttonStyle={styles.buttonStyle}
  + title="Share" onPress={shareInvoice}
  />
  <Button
  - buttonStyle={{backgroundColor: color.primary}}
  - title="Create Invoice" onPress={createInvoice}
  + buttonStyle={styles.buttonStyle}
  + title="Copy" onPress={copyInvoice}
  />
  </View>
  + </ScrollView>
  </Screen>
  )
  }))
  