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React-native更改堆栈导航器 Headers 基于从嵌套抽屉导航中选择的内容

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我有一个嵌套在堆栈导航器中的抽屉导航器,就像这样

const DrawerNavigation = DrawerNavigator({
  Home: {
    screen: Home,
    navigationOptions: {
      drawerLabel: 'Home',
      drawerIcon: () => (
        <MaterialCommunityIcons name={'home'} size={25} />
        )
    },
  },
  Customers: {
    screen: Customers,
    navigationOptions: {
      drawerLabel: 'Customers',
      drawerIcon: () => (
        <MaterialCommunityIcons name={'account-switch'} size={25} />
        )
    },
  },
}, {
  drawerPosition: 'right',
})

const Navigation = StackNavigator({
  Home: {
    screen : DrawerNavigation,
    navigationOptions: ({ navigation }) => ({
      title: navigation.state.routeName, // Always 'Home'
    }),
  },
})

这给了我想要的布局,在IOS和android上都显示了“ Headers 栏”,并使抽屉导航成为导航应用程序的主要方法 . 但是,我希望堆栈导航器的 Headers 道具显示从抽屉导航器中选择的任何屏幕的名称,而不是静态字符串 . 这种当前设置是否可行?也许这是不正确的方法 - 我是反应原生导航的新手 .

1 回答

  • 1

    您可以在每个屏幕的navigationOptions中为每个屏幕添加 Headers .

    const DrawerNavigation = DrawerNavigator({
      Home: {
        screen: Home,
        navigationOptions: {
          drawerLabel: 'Home',
          title: 'Home, sweet home!' // <=== add this
          drawerIcon: () => (
            <MaterialCommunityIcons name={'home'} size={25} />
            )
        },
      },
      Customers: {
        screen: Customers,
        navigationOptions: {
          drawerLabel: 'Customers',
          title: 'Dear customers', // <=== and this
          drawerIcon: () => (
            <MaterialCommunityIcons name={'account-switch'} size={25} />
            )
        },
      },
    }, {
      drawerPosition: 'right',
    })
    
    const Navigation = StackNavigator({
      Home: {
        screen : DrawerNavigation,
        navigationOptions: ({ navigation }) => ({
          title: navigation.state.routeName, // <=== remove this
        }),
      },
    })
    

    此外,您可以在每个屏幕组件上设置 Headers ,更多详细信息here

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