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<template> |
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<div :class="getClass"> |
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<PageHeader |
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:ghost="ghost" |
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:title="title" |
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v-bind="$attrs" |
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ref="headerRef" |
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v-if="content || $slots.headerContent || title || getHeaderSlots.length" |
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> |
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<template #default> |
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<template v-if="content"> |
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{{ content }} |
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</template> |
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<slot name="headerContent" v-else></slot> |
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</template> |
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<template #[item]="data" v-for="item in getHeaderSlots"> |
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<slot :name="item" v-bind="data"></slot> |
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</template> |
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</PageHeader> |
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<div |
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class="overflow-hidden" |
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:class="[`${prefixCls}-content`, contentClass]" |
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:style="getContentStyle" |
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> |
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<slot></slot> |
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</div> |
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<PageFooter v-if="getShowFooter" ref="footerRef"> |
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<template #left> |
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<slot name="leftFooter"></slot> |
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</template> |
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<template #right> |
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<slot name="rightFooter"></slot> |
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</template> |
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</PageFooter> |
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</div> |
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</template> |
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<script lang="ts"> |
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import type { CSSProperties, PropType } from 'vue'; |
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import { defineComponent, computed, watch, nextTick, ref, unref } from 'vue'; |
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import PageFooter from './PageFooter.vue'; |
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import { usePageContext } from '/@/hooks/component/usePageContext'; |
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import { useDesign } from '/@/hooks/web/useDesign'; |
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import { propTypes } from '/@/utils/propTypes'; |
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import { omit } from 'lodash-es'; |
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import { PageHeader } from 'ant-design-vue'; |
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import { onMountedOrActivated } from '/@/hooks/core/onMountedOrActivated'; |
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export default defineComponent({ |
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name: 'PageWrapper', |
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components: { PageFooter, PageHeader }, |
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inheritAttrs: false, |
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props: { |
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title: propTypes.string, |
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dense: propTypes.bool, |
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ghost: propTypes.bool, |
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content: propTypes.string, |
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contentStyle: { |
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type: Object as PropType<CSSProperties>, |
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}, |
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contentBackground: propTypes.bool, |
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contentFullHeight: propTypes.bool, |
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contentClass: propTypes.string, |
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fixedHeight: propTypes.bool, |
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}, |
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setup(props, { slots }) { |
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const headerRef = ref<ComponentRef>(null); |
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const footerRef = ref<ComponentRef>(null); |
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const footerHeight = ref(0); |
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const { prefixCls, prefixVar } = useDesign('page-wrapper'); |
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const { contentHeight, setPageHeight, pageHeight } = usePageContext(); |
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const getClass = computed(() => { |
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return [ |
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prefixCls, |
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{ |
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[`${prefixCls}--dense`]: props.dense, |
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}, |
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]; |
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}); |
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const getShowFooter = computed(() => slots?.leftFooter || slots?.rightFooter); |
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const getHeaderSlots = computed(() => { |
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return Object.keys(omit(slots, 'default', 'leftFooter', 'rightFooter', 'headerContent')); |
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}); |
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const getContentStyle = computed( |
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(): CSSProperties => { |
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const { contentBackground, contentFullHeight, contentStyle, fixedHeight } = props; |
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const bg = contentBackground ? { backgroundColor: '#fff' } : {}; |
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if (!contentFullHeight) { |
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return { ...bg, ...contentStyle }; |
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} |
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const height = `${unref(pageHeight)}px`; |
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return { |
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...bg, |
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...contentStyle, |
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minHeight: height, |
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...(fixedHeight ? { height } : {}), |
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paddingBottom: `${unref(footerHeight)}px`, |
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}; |
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} |
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); |
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watch( |
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() => [contentHeight?.value, getShowFooter.value], |
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() => { |
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calcContentHeight(); |
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}, |
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{ |
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flush: 'post', |
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immediate: true, |
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} |
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); |
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onMountedOrActivated(() => { |
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nextTick(() => { |
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calcContentHeight(); |
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}); |
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}); |
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function calcContentHeight() { |
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if (!props.contentFullHeight) { |
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return; |
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} |
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//fix:in contentHeight mode: delay getting footer and header dom element to get the correct height |
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const footer = unref(footerRef); |
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const header = unref(headerRef); |
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footerHeight.value = 0; |
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const footerEl = footer?.$el; |
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if (footerEl) { |
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footerHeight.value += footerEl?.offsetHeight ?? 0; |
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} |
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let headerHeight = 0; |
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const headerEl = header?.$el; |
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if (headerEl) { |
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headerHeight += headerEl?.offsetHeight ?? 0; |
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} |
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// fix:subtract content's marginTop and marginBottom value |
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let subtractHeight = 0; |
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let marginBottom = '0px'; |
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let marginTop = '0px'; |
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const classElments = document.querySelectorAll(`.${prefixVar}-page-wrapper-content`); |
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if (classElments && classElments.length > 0) { |
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const contentEl = classElments[0]; |
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const cssStyle = getComputedStyle(contentEl); |
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marginBottom = cssStyle?.marginBottom; |
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marginTop = cssStyle?.marginTop; |
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} |
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if (marginBottom) { |
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const contentMarginBottom = Number(marginBottom.replace(/[^\d]/g, '')); |
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subtractHeight += contentMarginBottom; |
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} |
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if (marginTop) { |
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const contentMarginTop = Number(marginTop.replace(/[^\d]/g, '')); |
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subtractHeight += contentMarginTop; |
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} |
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setPageHeight?.(unref(contentHeight) - unref(footerHeight) - headerHeight - subtractHeight); |
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} |
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return { |
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getContentStyle, |
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footerRef, |
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headerRef, |
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getClass, |
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getHeaderSlots, |
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prefixCls, |
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getShowFooter, |
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pageHeight, |
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omit, |
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}; |
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}, |
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}); |
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</script> |
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<style lang="less"> |
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@prefix-cls: ~'@{namespace}-page-wrapper'; |
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.@{prefix-cls} { |
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position: relative; |
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.@{prefix-cls}-content { |
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margin: 16px; |
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} |
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.ant-page-header { |
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&:empty { |
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padding: 0; |
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} |
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} |
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&--dense { |
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.@{prefix-cls}-content { |
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margin: 0; |
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} |
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} |
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} |
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</style> |