在React Native中,要避免在导航到不同屏幕时关闭抽屉,可以采取以下方法:
示例代码:
import { createDrawerNavigator } from 'react-navigation';
const AppDrawerNavigator = createDrawerNavigator({
Screen1: {
screen: Screen1,
navigationOptions: {
drawerLockMode: 'locked-open', // 防止抽屉关闭
},
},
Screen2: {
screen: Screen2,
navigationOptions: {
drawerLockMode: 'locked-open', // 防止抽屉关闭
},
},
});
export default createAppContainer(AppDrawerNavigator);
示例代码:
import React, { Component } from 'react';
import { View, TouchableOpacity, Text } from 'react-native';
class CustomDrawerNavigator extends Component {
constructor(props) {
super(props);
this.state = {
isDrawerOpen: false, // 抽屉的打开状态
};
}
toggleDrawer = () => {
this.setState(prevState => ({
isDrawerOpen: !prevState.isDrawerOpen,
}));
};
navigateToScreen = screen => {
// 导航到不同屏幕时,保持抽屉的打开状态
this.setState({
isDrawerOpen: true,
});
// 导航到目标屏幕
this.props.navigation.navigate(screen);
};
render() {
return (
<View>
{/* 抽屉内容 */}
<TouchableOpacity onPress={this.toggleDrawer}>
<Text>打开/关闭抽屉</Text>
</TouchableOpacity>
{/* 导航菜单 */}
<TouchableOpacity onPress={() => this.navigateToScreen('Screen1')}>
<Text>屏幕1</Text>
</TouchableOpacity>
<TouchableOpacity onPress={() => this.navigateToScreen('Screen2')}>
<Text>屏幕2</Text>
</TouchableOpacity>
</View>
);
}
}
export default CustomDrawerNavigator;
以上是两种常用的方法来避免在React Native中导航到不同屏幕时关闭抽屉。根据具体项目需求和使用的导航库,可以选择适合的方法来实现。
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