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30 lines
777 B
30 lines
777 B
3 years ago
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import PropTypes from './vue-types';
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import { defineComponent, nextTick, onBeforeUnmount, onUpdated, Teleport } from 'vue';
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export default defineComponent({
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name: 'Portal',
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inheritAttrs: false,
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props: {
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getContainer: PropTypes.func.isRequired,
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didUpdate: PropTypes.func,
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},
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setup(props, { slots }) {
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// getContainer 不会改变，不用响应式
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const container = props.getContainer();
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onUpdated(() => {
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nextTick(() => {
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props.didUpdate?.(props);
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});
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});
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onBeforeUnmount(() => {
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if (container && container.parentNode) {
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container.parentNode.removeChild(container);
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}
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});
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return () => {
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return container ? <Teleport to={container} v-slots={slots}></Teleport> : null;
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};
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},
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});
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