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<template>
<div :style="getPlaceholderDomStyle" v-if="getIsShowPlaceholderDom" />
<div :style="getWrapStyle" :class="getClass">
<LayoutHeader v-if="getShowInsetHeaderRef" />
<MultipleTabs v-if="getShowTabs" />
</div>
</template>
<script lang="ts">
import { defineComponent, unref, computed, CSSProperties } from 'vue';
import LayoutHeader from './index.vue';
import MultipleTabs from '../tabs/index.vue';
import { useHeaderSetting } from '/@/hooks/setting/useHeaderSetting';
import { useMenuSetting } from '/@/hooks/setting/useMenuSetting';
import { useFullContent } from '/@/hooks/web/useFullContent';
import { useMultipleTabSetting } from '/@/hooks/setting/useMultipleTabSetting';
import { useAppInject } from '/@/hooks/web/useAppInject';
import { useDesign } from '/@/hooks/web/useDesign';
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import { headerHeightRef } from '../content/useContentViewHeight';
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const HEADER_HEIGHT = 48;
const TABS_HEIGHT = 32;
export default defineComponent({
name: 'LayoutMultipleHeader',
components: { LayoutHeader, MultipleTabs },
setup() {
const { prefixCls } = useDesign('layout-multiple-header');
const { getCalcContentWidth, getSplit } = useMenuSetting();
const { getIsMobile } = useAppInject();
const {
getFixed,
getShowInsetHeaderRef,
getShowFullHeaderRef,
getHeaderTheme,
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getShowHeader,
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} = useHeaderSetting();
const { getFullContent } = useFullContent();
const { getShowMultipleTab } = useMultipleTabSetting();
const getShowTabs = computed(() => {
return unref(getShowMultipleTab) && !unref(getFullContent);
});
const getIsShowPlaceholderDom = computed(() => {
return unref(getFixed) || unref(getShowFullHeaderRef);
});
const getWrapStyle = computed(
(): CSSProperties => {
const style: CSSProperties = {};
if (unref(getFixed)) {
style.width = unref(getIsMobile) ? '100%' : unref(getCalcContentWidth);
}
if (unref(getShowFullHeaderRef)) {
style.top = `${HEADER_HEIGHT}px`;
}
return style;
}
);
const getIsFixed = computed(() => {
return unref(getFixed) || unref(getShowFullHeaderRef);
});
const getPlaceholderDomStyle = computed(
(): CSSProperties => {
let height = 0;
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if (
(unref(getShowFullHeaderRef) || !unref(getSplit)) &&
unref(getShowHeader) &&
!unref(getFullContent)
) {
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height += HEADER_HEIGHT;
}
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if (unref(getShowMultipleTab) && !unref(getFullContent)) {
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height += TABS_HEIGHT;
}
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headerHeightRef.value = height;
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return {
height: `${height}px`,
};
}
);
const getClass = computed(() => {
return [
prefixCls,
`${prefixCls}--${unref(getHeaderTheme)}`,
{ [`${prefixCls}--fixed`]: unref(getIsFixed) },
];
});
return {
getClass,
prefixCls,
getPlaceholderDomStyle,
getIsFixed,
getWrapStyle,
getIsShowPlaceholderDom,
getShowTabs,
getShowInsetHeaderRef,
};
},
});
</script>
<style lang="less" scoped>
@import (reference) '../../../design/index.less';
@prefix-cls: ~'@{namespace}-layout-multiple-header';
.@{prefix-cls} {
margin-left: 1px;
transition: width 0.2s;
flex: 0 0 auto;
&--dark {
margin-left: 0;
}
&--fixed {
position: fixed;
top: 0;
z-index: @multiple-tab-fixed-z-index;
width: 100%;
}
}
</style>
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