📅  最后修改于: 2022-03-11 15:02:36.489000             🧑  作者: Mango
import React, { Component } from "react";
import { Picker, View, Text, StyleSheet } from "react-native";
export default class CategoryScreen extends Component {
state = {
selectedcat: "",
category: [
{
itemName: "Samsung M20"
},
{
itemName: "Nokia"
},
{
itemName: "Apple"
},
{
itemName: "Samsung M23"
},
{
itemName: "Samsung M24"
},
{
itemName: "Samsung M25"
}
]
};
async onValueChangeCat(value) {
this.setState({ selectedcat: value });
}
render() {
return (
Categories
{this.state.category.map((item, index) => (
))}
);
}
}
const styles = StyleSheet.create({
viewStyle: {
flex: 1,
alignSelf: "center",
flexDirection: "row",
width: "92%",
justifyContent: "space-between",
alignItems: "center"
},
itemStyle: {
fontSize: 10,
fontFamily: "Roboto-Regular",
color: "#007aff"
},
pickerStyle: {
width: "100%",
height: 40,
color: "#007aff",
fontSize: 14,
fontFamily: "Roboto-Regular"
},
textStyle: {
fontSize: 14,
fontFamily: "Roboto-Regular"
}
});