How to re-render parent component React Native after update/edit in Child Component?












1















I get a problem to get new data in parent component (Profile) after update data in child component (ProfileEdit), here I create a simple script in order easy to understand, default component is Profile, why cannot show alert in Profile after back from ProfileEdit, please give advices or correct my script how to show alert after back from ProfileEdit.



Profile.js



export default class Profile extends Component { 
componentDidMount() {
alert('Success');
}

toProfileEdit() {
this.props.navigation.navigate('ProfileEdit');
}

render() {
return (
<View>
<Button
onPress={() => this.toProfileEdit()}
title="Learn More" />
</View>
)
}
}


ProfileEdit.js



export default class ProfileEdit extends Component { 
backTo() {
this.props.navigation.navigate('Profile');
}

render() {
return (
<View>
<Button
onPress={() => this.backTo()}
title="Learn More" />
</View>
)
}
}


Please anyone help me to solve this problem.



Thanks.










share|improve this question























  • you need to do this stackoverflow.com/a/52732960/7462666

    – Haider Ali
    Nov 13 '18 at 6:19











  • Possible duplicate of react-native save button status after changing screens

    – gparyani
    Nov 13 '18 at 6:28
















1















I get a problem to get new data in parent component (Profile) after update data in child component (ProfileEdit), here I create a simple script in order easy to understand, default component is Profile, why cannot show alert in Profile after back from ProfileEdit, please give advices or correct my script how to show alert after back from ProfileEdit.



Profile.js



export default class Profile extends Component { 
componentDidMount() {
alert('Success');
}

toProfileEdit() {
this.props.navigation.navigate('ProfileEdit');
}

render() {
return (
<View>
<Button
onPress={() => this.toProfileEdit()}
title="Learn More" />
</View>
)
}
}


ProfileEdit.js



export default class ProfileEdit extends Component { 
backTo() {
this.props.navigation.navigate('Profile');
}

render() {
return (
<View>
<Button
onPress={() => this.backTo()}
title="Learn More" />
</View>
)
}
}


Please anyone help me to solve this problem.



Thanks.










share|improve this question























  • you need to do this stackoverflow.com/a/52732960/7462666

    – Haider Ali
    Nov 13 '18 at 6:19











  • Possible duplicate of react-native save button status after changing screens

    – gparyani
    Nov 13 '18 at 6:28














1












1








1








I get a problem to get new data in parent component (Profile) after update data in child component (ProfileEdit), here I create a simple script in order easy to understand, default component is Profile, why cannot show alert in Profile after back from ProfileEdit, please give advices or correct my script how to show alert after back from ProfileEdit.



Profile.js



export default class Profile extends Component { 
componentDidMount() {
alert('Success');
}

toProfileEdit() {
this.props.navigation.navigate('ProfileEdit');
}

render() {
return (
<View>
<Button
onPress={() => this.toProfileEdit()}
title="Learn More" />
</View>
)
}
}


ProfileEdit.js



export default class ProfileEdit extends Component { 
backTo() {
this.props.navigation.navigate('Profile');
}

render() {
return (
<View>
<Button
onPress={() => this.backTo()}
title="Learn More" />
</View>
)
}
}


Please anyone help me to solve this problem.



Thanks.










share|improve this question














I get a problem to get new data in parent component (Profile) after update data in child component (ProfileEdit), here I create a simple script in order easy to understand, default component is Profile, why cannot show alert in Profile after back from ProfileEdit, please give advices or correct my script how to show alert after back from ProfileEdit.



Profile.js



export default class Profile extends Component { 
componentDidMount() {
alert('Success');
}

toProfileEdit() {
this.props.navigation.navigate('ProfileEdit');
}

render() {
return (
<View>
<Button
onPress={() => this.toProfileEdit()}
title="Learn More" />
</View>
)
}
}


ProfileEdit.js



export default class ProfileEdit extends Component { 
backTo() {
this.props.navigation.navigate('Profile');
}

render() {
return (
<View>
<Button
onPress={() => this.backTo()}
title="Learn More" />
</View>
)
}
}


Please anyone help me to solve this problem.



Thanks.







javascript reactjs react-native






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share|improve this question











share|improve this question




share|improve this question










asked Nov 13 '18 at 5:05









Frank AndrewFrank Andrew

388




388













  • you need to do this stackoverflow.com/a/52732960/7462666

    – Haider Ali
    Nov 13 '18 at 6:19











  • Possible duplicate of react-native save button status after changing screens

    – gparyani
    Nov 13 '18 at 6:28



















  • you need to do this stackoverflow.com/a/52732960/7462666

    – Haider Ali
    Nov 13 '18 at 6:19











  • Possible duplicate of react-native save button status after changing screens

    – gparyani
    Nov 13 '18 at 6:28

















you need to do this stackoverflow.com/a/52732960/7462666

– Haider Ali
Nov 13 '18 at 6:19





you need to do this stackoverflow.com/a/52732960/7462666

– Haider Ali
Nov 13 '18 at 6:19













Possible duplicate of react-native save button status after changing screens

– gparyani
Nov 13 '18 at 6:28





Possible duplicate of react-native save button status after changing screens

– gparyani
Nov 13 '18 at 6:28












1 Answer
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Profile already mount then componentWillMount will not call again on the back action. You can pass the function with prop action.



 export default class ProfileEdit extends Component { 
backTo() {
this.props.navigation.navigate('Profile');
}
render() {
return (
<View>
<Button
onPress={() => { this.props.something(); this.backTo()}}
title="Learn More" />
</View>
)
}
}


Pass function which name is something, call it after you can go back.






share|improve this answer























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    1 Answer
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    active

    oldest

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    0














    Profile already mount then componentWillMount will not call again on the back action. You can pass the function with prop action.



     export default class ProfileEdit extends Component { 
    backTo() {
    this.props.navigation.navigate('Profile');
    }
    render() {
    return (
    <View>
    <Button
    onPress={() => { this.props.something(); this.backTo()}}
    title="Learn More" />
    </View>
    )
    }
    }


    Pass function which name is something, call it after you can go back.






    share|improve this answer




























      0














      Profile already mount then componentWillMount will not call again on the back action. You can pass the function with prop action.



       export default class ProfileEdit extends Component { 
      backTo() {
      this.props.navigation.navigate('Profile');
      }
      render() {
      return (
      <View>
      <Button
      onPress={() => { this.props.something(); this.backTo()}}
      title="Learn More" />
      </View>
      )
      }
      }


      Pass function which name is something, call it after you can go back.






      share|improve this answer


























        0












        0








        0







        Profile already mount then componentWillMount will not call again on the back action. You can pass the function with prop action.



         export default class ProfileEdit extends Component { 
        backTo() {
        this.props.navigation.navigate('Profile');
        }
        render() {
        return (
        <View>
        <Button
        onPress={() => { this.props.something(); this.backTo()}}
        title="Learn More" />
        </View>
        )
        }
        }


        Pass function which name is something, call it after you can go back.






        share|improve this answer













        Profile already mount then componentWillMount will not call again on the back action. You can pass the function with prop action.



         export default class ProfileEdit extends Component { 
        backTo() {
        this.props.navigation.navigate('Profile');
        }
        render() {
        return (
        <View>
        <Button
        onPress={() => { this.props.something(); this.backTo()}}
        title="Learn More" />
        </View>
        )
        }
        }


        Pass function which name is something, call it after you can go back.







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Nov 16 '18 at 12:59









        Ayberk Anıl AtsızAyberk Anıl Atsız

        25115




        25115






























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