82 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			Vue
		
	
	
			
		
		
	
	
			82 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			Vue
		
	
	
| <docs>
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| ---
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| order: 10
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| title:
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|   zh-CN: 自定义新增页签触发器
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|   en-US: Customized trigger of new tab
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| ---
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| 
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| ## zh-CN
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| 
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| 隐藏默认的页签增加图标,给自定义触发器绑定事件。
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| 
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| ## en-US
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| 
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| Hide default plus icon, and bind event for customized trigger.
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| 
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| </docs>
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| 
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| <template>
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|   <div>
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|     <div :style="{ marginBottom: '16px' }">
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|       <a-button @click="add">ADD</a-button>
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|     </div>
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|     <a-tabs v-model:activeKey="activeKey" hide-add type="editable-card" @edit="onEdit">
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|       <a-tab-pane v-for="pane in panes" :key="pane.key" :tab="pane.title" :closable="pane.closable">
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|         {{ pane.content }}
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|       </a-tab-pane>
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|     </a-tabs>
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|   </div>
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| </template>
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| <script lang="ts">
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| import { defineComponent, ref } from 'vue';
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| 
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| export default defineComponent({
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|   setup() {
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|     const panes = ref<{ title: string; content: string; key: string; closable?: boolean }[]>([
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|       { title: 'Tab 1', content: 'Content of Tab 1', key: '1' },
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|       { title: 'Tab 2', content: 'Content of Tab 2', key: '2' },
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|     ]);
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|     const activeKey = ref(panes.value[0].key);
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|     const newTabIndex = ref(0);
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| 
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|     const add = () => {
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|       activeKey.value = `newTab${newTabIndex.value++}`;
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|       panes.value.push({
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|         title: `New Tab ${activeKey.value}`,
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|         content: `Content of new Tab ${activeKey.value}`,
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|         key: activeKey.value,
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|       });
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|     };
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| 
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|     const remove = (targetKey: string) => {
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|       let lastIndex = 0;
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|       panes.value.forEach((pane, i) => {
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|         if (pane.key === targetKey) {
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|           lastIndex = i - 1;
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|         }
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|       });
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|       panes.value = panes.value.filter(pane => pane.key !== targetKey);
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|       if (panes.value.length && activeKey.value === targetKey) {
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|         if (lastIndex >= 0) {
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|           activeKey.value = panes.value[lastIndex].key;
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|         } else {
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|           activeKey.value = panes.value[0].key;
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|         }
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|       }
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|     };
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| 
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|     const onEdit = (targetKey: string) => {
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|       remove(targetKey);
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|     };
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| 
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|     return {
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|       panes,
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|       activeKey,
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|       onEdit,
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|       add,
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|     };
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|   },
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| });
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| </script>
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