Last active
September 12, 2019 22:04
-
-
Save joshi1983/8dcbc0e92f4b0c682f8ccf19d817127c to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import React from 'react'; | |
| import {Alert, Image, View, Button} from 'react-native'; | |
| export default class HomeScreen extends React.Component { | |
| static navigationOptions = { | |
| title: 'Home', | |
| }; | |
| onPress() { | |
| console.log('onPress called'); | |
| } | |
| onMessage() { | |
| console.log('onMessage called.'); | |
| Alert.alert( | |
| 'Alert Title', | |
| 'My Alert Msg', | |
| [ | |
| {text: 'Ask me later'}, | |
| { | |
| text: 'Cancel', | |
| style: 'cancel', | |
| }, | |
| {text: 'OK'}, | |
| ], | |
| {cancelable: false}, | |
| ); | |
| console.log('onMessage called and complete.'); | |
| } | |
| render() { | |
| const {navigate} = this.props.navigation; | |
| return ( | |
| <View> | |
| <Button | |
| title="Click Me!" | |
| onPress={this.onMessage} | |
| /> | |
| <Button | |
| title="Go to Jane's profile" | |
| onPress={() => navigate('Profile', {name: 'Jane'})} | |
| /> | |
| <Button | |
| title="Go to Tablet Web View" | |
| onPress={() => navigate('TabletWebView', {})} | |
| /> | |
| <View style={{ | |
| justifyContent: 'center', | |
| alignItems: 'center' | |
| }}> | |
| <Image style={{ | |
| height: '192px', | |
| width: '192px' | |
| }} | |
| source={require('../assets/icon.png')} | |
| /> | |
| </View> | |
| </View> | |
| ); | |
| } | |
| } |
sometime I find that I need to do:
onMessage = () => () => {
console.log("onMessage");
}
depending on how function is called or if you are passing params
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
onMessage = () => {
console.log("onMessage");
}