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import './LayoutMultipleHeader.less';
import { defineComponent, unref, computed, ref, watch, nextTick, CSSProperties } from 'vue';
import LayoutHeader from './LayoutHeader';
import MultipleTabs from '../multitabs/index';
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 { useLayoutContext } from '../useLayoutContext';
export default defineComponent({
name: 'LayoutMultipleHeader',
setup() {
const placeholderHeightRef = ref(0);
const fullHeaderHeightRef = ref(0);
const headerElRef = ref<ComponentRef>(null);
const tabElRef = ref<ComponentRef>(null);
const injectValue = useLayoutContext();
const { getCalcContentWidth } = useMenuSetting();
const {
getFixed,
getShowInsetHeaderRef,
getShowFullHeaderRef,
getShowHeader,
getUnFixedAndFull,
} = useHeaderSetting();
const { getFullContent } = useFullContent();
const { getShowMultipleTab } = useMultipleTabSetting();
const showTabsRef = computed(() => {
return unref(getShowMultipleTab) && !unref(getFullContent);
});
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const getPlaceholderDomStyle = computed(
(): CSSProperties => {
return {
height: `${unref(placeholderHeightRef)}px`,
};
}
);
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const getIsShowPlaceholderDom = computed(() => {
return unref(getFixed) || unref(getShowFullHeaderRef);
});
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const getWrapStyle = computed(
(): CSSProperties => {
const style: CSSProperties = {};
if (unref(getFixed)) {
style.width = unref(getCalcContentWidth);
}
if (unref(getShowFullHeaderRef)) {
style.top = `${unref(fullHeaderHeightRef)}px`;
}
return style;
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}
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);
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const getIsFixed = computed(() => {
return unref(getFixed) || unref(getShowFullHeaderRef);
});
watch(
() => [
unref(getFixed),
unref(getShowFullHeaderRef),
unref(getShowHeader),
unref(getShowMultipleTab),
],
() => {
if (unref(getUnFixedAndFull)) return;
nextTick(() => {
const headerEl = unref(headerElRef)?.$el;
const tabEl = unref(tabElRef)?.$el;
const fullHeaderEl = unref(injectValue.fullHeaderRef)?.$el;
let height = 0;
if (headerEl && !unref(getShowFullHeaderRef)) {
height += headerEl.offsetHeight;
}
if (tabEl) {
height += tabEl.offsetHeight;
}
if (fullHeaderEl && unref(getShowFullHeaderRef)) {
const fullHeaderHeight = fullHeaderEl.offsetHeight;
height += fullHeaderHeight;
fullHeaderHeightRef.value = fullHeaderHeight;
}
placeholderHeightRef.value = height;
});
},
{
immediate: true,
}
);
return () => {
return (
<>
{unref(getIsShowPlaceholderDom) && <div style={unref(getPlaceholderDomStyle)} />}
<div
style={unref(getWrapStyle)}
class={['multiple-tab-header', { fixed: unref(getIsFixed) }]}
>
{unref(getShowInsetHeaderRef) && <LayoutHeader ref={headerElRef} />}
{unref(showTabsRef) && <MultipleTabs ref={tabElRef} />}
</div>
</>
);
};
},
});
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