React native 对类组件使用导航传递道具
假设我有以下代码片段来创建一个React native 对类组件使用导航传递道具,react-native,react-native-navigation,React Native,React Native Navigation,假设我有以下代码片段来创建一个DrawerNavigator export const DrawerApp = DrawerNavigator({ PageHome: { screen: InboxScreen }, }, { contentComponent: props => <RightMenuScreen />, drawerPosition: 'right' }); 但是,如果我使用类组件声明我的组件,我如何归档将自定
DrawerNavigator
export const DrawerApp = DrawerNavigator({
PageHome: {
screen: InboxScreen
},
},
{
contentComponent: props => <RightMenuScreen />,
drawerPosition: 'right'
});
但是,如果我使用类组件声明我的组件,我如何归档将自定义道具传递到MyNavScreen
class InboxScreen extends Component {
render() {
// here I want to get a prop like `banner` or `callback` from props
}
}
通过使用this.props可以实现同样的效果
class InboxScreen extends Component{
static navigationOptions = {
drawerLabel: 'Inbox',
drawerIcon: ({ tintColor }) => (
<MaterialIcons
name="move-to-inbox"
size={24}
style={{ color: tintColor }}
/>
),
};
render (){
return(
<MyNavScreen banner={'Inbox Screen'} navigation={this.props.navigation} />
);
}
}
类InboxScreen扩展组件{
静态导航选项={
抽屉标签:“收件箱”,
抽屉图标:({tintColor})=>(
),
};
渲染(){
返回(
);
}
}
class InboxScreen extends Component{
static navigationOptions = {
drawerLabel: 'Inbox',
drawerIcon: ({ tintColor }) => (
<MaterialIcons
name="move-to-inbox"
size={24}
style={{ color: tintColor }}
/>
),
};
render (){
return(
<MyNavScreen banner={'Inbox Screen'} navigation={this.props.navigation} />
);
}
}