This project has been deprecated, move to https://github.com/beefe/react-native-picker
PickerAndroid has PickerIOS interface in pure javascript
- if 0.14.2 <= react-native <=0.24
npm install react-native-picker-android@0.3.8 --save - if 0.24 < react-native
npm install react-native-picker-android --save
- pickerStyle viewStylePropType
- itemStyle textStylePropType
- selectedValue any
- onValueChange function
- moveUp when called, the wheel will go up, which will trigger onValueChange
- moveDown when called, the wheel will go down, which will trigger onValueChange too.
npm install react-native-picker-android --save 'use strict'; import React, { View, Text, Platform, PickerIOS } from 'react-native'; import PickerAndroid from 'react-native-picker-android'; let Picker = Platform.OS === 'ios' ? PickerIOS : PickerAndroid; let PickerItem = Picker.Item; let CAR_MAKES_AND_MODELS = { amc: { name: 'AMC', models: ['AMX', 'Concord', 'Eagle', 'Gremlin', 'Matador', 'Pacer'], }, alfa: { name: 'Alfa-Romeo', models: ['159', '4C', 'Alfasud', 'Brera', 'GTV6', 'Giulia', 'MiTo', 'Spider'], }, aston: { name: 'Aston Martin', models: ['DB5', 'DB9', 'DBS', 'Rapide', 'Vanquish', 'Vantage'], }, audi: { name: 'Audi', models: ['90', '4000', '5000', 'A3', 'A4', 'A5', 'A6', 'A7', 'A8', 'Q5', 'Q7'], }, austin: { name: 'Austin', models: ['America', 'Maestro', 'Maxi', 'Mini', 'Montego', 'Princess'], }, borgward: { name: 'Borgward', models: ['Hansa', 'Isabella', 'P100'], }, buick: { name: 'Buick', models: ['Electra', 'LaCrosse', 'LeSabre', 'Park Avenue', 'Regal', 'Roadmaster', 'Skylark'], }, cadillac: { name: 'Cadillac', models: ['Catera', 'Cimarron', 'Eldorado', 'Fleetwood', 'Sedan de Ville'], }, chevrolet: { name: 'Chevrolet', models: ['Astro', 'Aveo', 'Bel Air', 'Captiva', 'Cavalier', 'Chevelle', 'Corvair', 'Corvette', 'Cruze', 'Nova', 'SS', 'Vega', 'Volt'], }, }; export default class SomeScene extends React.Component { constructor(props, context){ super(props, context); this.state = { carMake: 'cadillac', modelIndex: 3, } } render() { let make = CAR_MAKES_AND_MODELS[this.state.carMake]; let selectionString = make.name + ' ' + make.models[this.state.modelIndex]; return ( <View> <Text>Please choose a make for your car:</Text> <Picker selectedValue={this.state.carMake} onValueChange={(carMake) => this.setState({carMake, modelIndex: 0})}> {Object.keys(CAR_MAKES_AND_MODELS).map((carMake) => ( <PickerItem key={carMake} value={carMake} label={CAR_MAKES_AND_MODELS[carMake].name} /> ))} </Picker> <Text>Please choose a model of {make.name}:</Text> <Picker selectedValue={this.state.modelIndex} key={this.state.carMake} onValueChange={(modelIndex) => this.setState({modelIndex})}> {CAR_MAKES_AND_MODELS[this.state.carMake].models.map((modelName, modelIndex) => ( <PickerItem key={this.state.carMake + '_' + modelIndex} value={modelIndex} label={modelName} /> ))} </Picker> <Text>You selected: {selectionString}</Text> </View> ); } };