ion-tab-button

shadow

选项卡按钮是放置在 标签栏 内部的 UI 组件。选项卡按钮可以指定图标和标签的布局并连接到 选项卡视图。

¥A tab button is a UI component that is placed inside of a tab bar. The tab button can specify the layout of the icon and label and connect to a tab view.

有关配置选项卡的更多详细信息，请参阅 选项卡文档。

¥See the tabs documentation for more details on configuring tabs.

用法

¥Usage

Angular

<ion-tabs>
  <!-- Tab bar -->
  <ion-tab-bar slot="bottom">
    <ion-tab-button tab="schedule">
      <ion-icon name="calendar" aria-hidden="true"></ion-icon>
      <ion-label>Schedule</ion-label>
    </ion-tab-button>

    <ion-tab-button tab="speakers">
      <ion-icon name="person-circle" aria-hidden="true"></ion-icon>
      <ion-label>Speakers</ion-label>
    </ion-tab-button>

    <ion-tab-button tab="map">
      <ion-icon name="map" aria-hidden="true"></ion-icon>
      <ion-label>Map</ion-label>
    </ion-tab-button>

    <ion-tab-button tab="about">
      <ion-icon name="information-circle" aria-hidden="true"></ion-icon>
      <ion-label>About</ion-label>
    </ion-tab-button>
  </ion-tab-bar>
</ion-tabs>

Javascript

<ion-tabs>
  <!-- Tab views -->
  <ion-tab tab="schedule">
    <ion-router-outlet name="schedule"></ion-router-outlet>
  </ion-tab>

  <ion-tab tab="speakers">
    <ion-router-outlet name="speakers"></ion-router-outlet>
  </ion-tab>

  <ion-tab tab="map">
    <ion-router-outlet name="map"></ion-router-outlet>
  </ion-tab>

  <ion-tab tab="about">
    <ion-router-outlet name="about"></ion-router-outlet>
  </ion-tab>

  <!-- Tab bar -->
  <ion-tab-bar slot="bottom">
    <ion-tab-button tab="schedule" href="/app/tabs/(schedule:schedule)">
      <ion-icon name="calendar" aria-hidden="true"></ion-icon>
      <ion-label>Schedule</ion-label>
    </ion-tab-button>

    <ion-tab-button tab="speakers" href="/app/tabs/(speakers:speakers)">
      <ion-icon name="person-circle" aria-hidden="true"></ion-icon>
      <ion-label>Speakers</ion-label>
    </ion-tab-button>

    <ion-tab-button tab="map" href="/app/tabs/(map:map)">
      <ion-icon name="map" aria-hidden="true"></ion-icon>
      <ion-label>Map</ion-label>
    </ion-tab-button>

    <ion-tab-button tab="about" href="/app/tabs/(about:about)">
      <ion-icon name="information-circle" aria-hidden="true"></ion-icon>
      <ion-label>About</ion-label>
    </ion-tab-button>
  </ion-tab-bar>
</ion-tabs>

React

import React from 'react';


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


import { calendar, personCircle, map, informationCircle } from 'ionicons/icons';

export const TabButtonExample: React.FC = () => (
  <IonContent>
    <IonTabs>
      {/*-- Tab bar --*/}
      <IonTabBar slot="bottom">
        <IonTabButton tab="schedule">
          <IonIcon icon={calendar} aria-hidden="true" />
          <IonLabel>Schedule</IonLabel>
        </IonTabButton>

        <IonTabButton tab="speakers">
          <IonIcon icon={personCircle} aria-hidden="true" />
          <IonLabel>Speakers</IonLabel>
        </IonTabButton>

        <IonTabButton tab="map">
          <IonIcon icon={map} aria-hidden="true" />
          <IonLabel>Map</IonLabel>
        </IonTabButton>

        <IonTabButton tab="about">
          <IonIcon icon={informationCircle} aria-hidden="true" />
          <IonLabel>About</IonLabel>
        </IonTabButton>
      </IonTabBar>
    </IonTabs>
  </IonContent>
);

Vue

<template>
  <ion-tabs>
    <!-- Tab bar -->
    <ion-tab-bar slot="bottom">
      <ion-tab-button tab="schedule" href="/tabs/schedule">
        <ion-icon :icon="calendar" aria-hidden="true"></ion-icon>
        <ion-label>Schedule</ion-label>
      </ion-tab-button>

      <ion-tab-button tab="speakers" href="/tabs/speakers">
        <ion-icon :icon="person-circle" aria-hidden="true"></ion-icon>
        <ion-label>Speakers</ion-label>
      </ion-tab-button>

      <ion-tab-button tab="map" href="/tabs/map">
        <ion-icon :icon="map" aria-hidden="true"></ion-icon>
        <ion-label>Map</ion-label>
      </ion-tab-button>

      <ion-tab-button tab="about" href="/tabs/about">
        <ion-icon :icon="informationCircle" aria-hidden="true"></ion-icon>
        <ion-label>About</ion-label>
      </ion-tab-button>
    </ion-tab-bar>
  </ion-tabs>
</template>

<script>
import { 
  IonIcon, 
  IonLabel, 
  IonTabBar, 
  IonTabButton, 
  IonTabs
} from '@ionic/vue';
import { calendar, informationCircle, map, personCircle } from 'ionicons/icons';
import { defineComponent } from 'vue';

export default defineComponent({
  components: {
    IonIcon, 
    IonLabel, 
    IonTabBar, 
    IonTabButton, 
    IonTabs
  },
  setup() {
    return { calendar, informationCircle, map, personCircle }
  }
});
</script>

属性

¥Properties

disabled

Description	If true, the user cannot interact with the tab button.
Attribute	disabled
Type	boolean
Default	false

download

Description	This attribute instructs browsers to download a URL instead of navigating to it, so the user will be prompted to save it as a local file. If the attribute has a value, it is used as the pre-filled file name in the Save prompt (the user can still change the file name if they want).
Attribute	download
Type	string ｜ undefined
Default	undefined

href

Description	Contains a URL or a URL fragment that the hyperlink points to. If this property is set, an anchor tag will be rendered.
Attribute	href
Type	string ｜ undefined
Default	undefined

layout

Description	Set the layout of the text and icon in the tab bar. It defaults to "icon-top".
Attribute	layout
Type	"icon-bottom" ｜ "icon-end" ｜ "icon-hide" ｜ "icon-start" ｜ "icon-top" ｜ "label-hide" ｜ undefined
Default	undefined

mode

Description	The mode determines which platform styles to use.
Attribute	mode
Type	"ios" ｜ "md"
Default	undefined

rel

Description	Specifies the relationship of the target object to the link object. The value is a space-separated list of link types.
Attribute	rel
Type	string ｜ undefined
Default	undefined

selected

Description	The selected tab component
Attribute	selected
Type	boolean
Default	false

tab

Description	A tab id must be provided for each ion-tab. It's used internally to reference the selected tab or by the router to switch between them.
Attribute	tab
Type	string ｜ undefined
Default	undefined

target

Description	Specifies where to display the linked URL. Only applies when an href is provided. Special keywords: "_blank", "_self", "_parent", "_top".
Attribute	target
Type	string ｜ undefined
Default	undefined

事件

¥Events

No events available for this component.

方法

¥Methods

No public methods available for this component.

CSS 阴影部分

¥CSS Shadow Parts

Name	Description
native	The native HTML anchor element that wraps all child elements.

CSS 自定义属性

¥CSS Custom Properties

Name	Description
--background	Background of the tab button
--background-focused	Background of the tab button when focused with the tab key
--background-focused-opacity	Opacity of the tab button background when focused with the tab key
--color	Color of the tab button
--color-focused	Color of the tab button when focused with the tab key
--color-selected	Color of the selected tab button
--padding-bottom	Bottom padding of the tab button
--padding-end	Right padding if direction is left-to-right, and left padding if direction is right-to-left of the tab button
--padding-start	Left padding if direction is left-to-right, and right padding if direction is right-to-left of the tab button
--padding-top	Top padding of the tab button
--ripple-color	Color of the button ripple effect

插槽

¥Slots

No slots available for this component.