Calificación de producto nativo de React React personalizado
// React Native Custom Star Rating Bar
// https://aboutreact.com/react-native-custom-star-rating-bar/
// import React in our code
import React, { useState } from 'react';
// import all the components we are going to use
import {
SafeAreaView,
StyleSheet,
View,
Text,
Image,
TouchableOpacity,
} from 'react-native';
const App = () => {
// To set the default Star Selected
const [defaultRating, setDefaultRating] = useState(2);
// To set the max number of Stars
const [maxRating, setMaxRating] = useState([1, 2, 3, 4, 5]);
// Filled Star. You can also give the path from local
const starImageFilled =
'https://raw.githubusercontent.com/AboutReact/sampleresource/master/star_filled.png';
// Empty Star. You can also give the path from local
const starImageCorner =
'https://raw.githubusercontent.com/AboutReact/sampleresource/master/star_corner.png';
const CustomRatingBar = () => {
return (
<View style={styles.customRatingBarStyle}>
{maxRating.map((item, key) => {
return (
<TouchableOpacity
activeOpacity={0.7}
key={item}
onPress={() => setDefaultRating(item)}>
<Image
style={styles.starImageStyle}
source={
item <= defaultRating
? { uri: starImageFilled }
: { uri: starImageCorner }
}
/>
</TouchableOpacity>
);
})}
</View>
);
};
return (
<SafeAreaView style={styles.container}>
<View style={styles.container}>
{/*View to hold our Stars*/}
<CustomRatingBar />
<Text style={styles.textStyle}>
{/*To show the rating selected*/}
{defaultRating} / {Math.max.apply(null, maxRating)}
</Text>
<TouchableOpacity
activeOpacity={0.7}
style={styles.buttonStyle}
onPress={() => alert(defaultRating)}>
{/*Clicking on button will show the rating as an alert*/}
<Text style={styles.buttonTextStyle}>Get Selected Value</Text>
</TouchableOpacity>
</View>
</SafeAreaView>
);
};
export default App;
const styles = StyleSheet.create({
container: {
flex: 1,
backgroundColor: 'white',
padding: 10,
justifyContent: 'center',
textAlign: 'center',
},
titleText: {
padding: 8,
fontSize: 16,
textAlign: 'center',
fontWeight: 'bold',
},
textStyle: {
textAlign: 'center',
fontSize: 23,
color: '#000',
marginTop: 15,
},
textStyleSmall: {
textAlign: 'center',
fontSize: 16,
color: '#000',
marginTop: 15,
},
buttonStyle: {
justifyContent: 'center',
flexDirection: 'row',
marginTop: 30,
padding: 15,
backgroundColor: '#8ad24e',
},
buttonTextStyle: {
color: '#fff',
textAlign: 'center',
},
customRatingBarStyle: {
justifyContent: 'center',
flexDirection: 'row',
marginTop: 30,
},
starImageStyle: {
width: 40,
height: 40,
resizeMode: 'cover',
},
});
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