我定义了两个TextInput字段如下:
<TextInput
style = {styles.titleInput}
returnKeyType = {"next"}
autoFocus = {true}
placeholder = "Title" />
<TextInput
style = {styles.descriptionInput}
multiline = {true}
maxLength = {200}
placeholder = "Description" />
但在按下键盘上的“next”按钮后,我的react-native应用程序并没有跳转到第二个TextInput字段。我怎样才能做到呢?
谢谢!
我的场景是< CustomBoladonesTextInput />包装一个RN < TextInput />。
我是这样解决这个问题的:
我的表单是这样的:
<CustomBoladonesTextInput
onSubmitEditing={() => this.customInput2.refs.innerTextInput2.focus()}
returnKeyType="next"
... />
<CustomBoladonesTextInput
ref={ref => this.customInput2 = ref}
refInner="innerTextInput2"
... />
在CustomBoladonesTextInput的组件定义中,我像这样将refField传递给内部的ref道具:
export default class CustomBoladonesTextInput extends React.Component {
render() {
return (< TextInput ref={this.props.refInner} ... />);
}
}
瞧。一切恢复正常。
希望这能有所帮助
结合@Eli Johnson的功能组件解决方案和@Rodrigo Tessarollo的CustomTextInput解决方案:
import React, { useRef } from 'react';
import { CustomTextInput } from 'path/to/CustomTextInput';
...
export const MyFormComponent = () => {
const ref_to_input2 = useRef();
return (
<>
<CustomTextInput
placeholder="Input 1"
autoFocus={true}
returnKeyType="next"
onSubmitEditing={() => ref_to_input2.current.focus()}
/>
<CustomTextInput
placeholder="Input 2"
returnKeyType="done"
refInner={ref_to_input2}
onSubmitEditing={/* Do something! */}
/>
</>
)
}
在你的CustomTextInput组件中:
import { TextInput } from "react-native";
export const CustomTextInput = (props) => {
<TextInput
ref={props.refInner}
{...props}
/>
}
<TextInput placeholder="Nombre"
ref="1"
editable={true}
returnKeyType="next"
underlineColorAndroid={'#4DB6AC'}
blurOnSubmit={false}
value={this.state.First_Name}
onChangeText={First_Name => this.setState({ First_Name })}
onSubmitEditing={() => this.focusNextField('2')}
placeholderTextColor="#797a7a" style={{ marginBottom: 10, color: '#808080', fontSize: 15, width: '100%', }} />
<TextInput placeholder="Apellido"
ref="2"
editable={true}
returnKeyType="next"
underlineColorAndroid={'#4DB6AC'}
blurOnSubmit={false}
value={this.state.Last_Name}
onChangeText={Last_Name => this.setState({ Last_Name })}
onSubmitEditing={() => this.focusNextField('3')}
placeholderTextColor="#797a7a" style={{ marginBottom: 10, color: '#808080', fontSize: 15, width: '100%', }} />
和add方法
focusNextField(nextField) {
this.refs[nextField].focus();
}