React本机工具栏位于状态栏下方

Question

我目前有一个工具栏-

我想要状态栏上的绿色工具栏，而在左侧，我需要返回按钮。这是我的代码-

<View style={{ height: 24 }} >
                <StatusBar backgroundColor="rgba(0, 0, 0, 0.2)" translucent />
                <Toolbar
                    rightElement={{
                        menu: {
                            icon: "more-vert",
                            labels: ["Settings"]
                        }
                    }}
                    onRightElementPress={this.settingsShow}
                />
                <View style={styles.footer}>
                    //...
                </View>
            </View>

Answer 1

从导航中删除White标头，请遵循此示例一个

export const Root = StackNavigator({ 
    Login: { 
      screen: LoginStack, 
     }, 
   },
    { mode: 'modal', 
      navigationOptions: { 
        header: null//Will hide header for all screens of current stack navigator, }, 
        initialRouteName: 'Login', 
    })