Question

Ionic4项目中我们可以使用Ionic4底部Tabs组件组件ion-tab-bar对项目进行布局。

ion-tab-bar官方文档地址:https://ionicframework.com/docs/api/tab-bar

The tab bar is a UI component that contains a set of tab buttons. A tab bar must be provided inside of tabs to communicate with each tab.

ion-tab-bar　用法(Usage)

angularjavascriptreactvue

  
  
    
      
    
    
      
    
    
      
    
  
</ion-tabs>

  
  
  
  

  
  
    
      
    
    
      
    
    
      
    
  
</ion-tabs>

import React from 'react';

import { IonTabs, IonTabBar, IonTabButton, IonIcon } from '@ionic/react';

const Example: React.SFC = () => (

  
    {/*-- Tab bar --*/}
    
      
        
      
      
        
      
      
        
      
    
  
);

export default Example;

  
    
    
      
        
      
      
        
      
      
        
      
    
  
</template>

ion-tab-bar　属性(Properties)

color
Description	The color to use from your application's color palette. Default options are: "primary", "secondary", "tertiary", "success", "warning", "danger", "light", "medium", and "dark". For more information on colors, see theming.
Attribute	color
Type	string | undefined
mode
Description	The mode determines which platform styles to use.
Attribute	mode
Type	"ios" | "md"
selectedTab
Description	The selected tab component
Attribute	selected-tab
Type	string | undefined
translucent
Description	If true, the tab bar will be translucent.
Attribute	translucent
Type	boolean
Default	false

ion-tab-bar中的CSS 自定义属性

Name	Description
--background	Background of the tab bar
--border	Border of the tab bar
--color	Color of the tab bar