515fceeb
 “wangming”
框架初始化
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import type { VisibleDomRect } from '@vben-core/shared/utils';
import type { CSSProperties } from 'vue';
import {
CSS_VARIABLE_LAYOUT_CONTENT_HEIGHT,
CSS_VARIABLE_LAYOUT_CONTENT_WIDTH,
CSS_VARIABLE_LAYOUT_FOOTER_HEIGHT,
CSS_VARIABLE_LAYOUT_HEADER_HEIGHT,
} from '@vben-core/shared/constants';
import { getElementVisibleRect } from '@vben-core/shared/utils';
import { useCssVar, useDebounceFn } from '@vueuse/core';
import { computed, onMounted, onUnmounted, ref } from 'vue';
/**
* @zh_CN content style
*/
export function useLayoutContentStyle() {
let resizeObserver: null | ResizeObserver = null;
const contentElement = ref<HTMLDivElement | null>(null);
const visibleDomRect = ref<null | VisibleDomRect>(null);
const contentHeight = useCssVar(CSS_VARIABLE_LAYOUT_CONTENT_HEIGHT);
const contentWidth = useCssVar(CSS_VARIABLE_LAYOUT_CONTENT_WIDTH);
const overlayStyle = computed((): CSSProperties => {
const { height, left, top, width } = visibleDomRect.value ?? {};
return {
height: `${height}px`,
left: `${left}px`,
position: 'fixed',
top: `${top}px`,
width: `${width}px`,
zIndex: 150,
};
});
const debouncedCalcHeight = useDebounceFn(
(_entries: ResizeObserverEntry[]) => {
visibleDomRect.value = getElementVisibleRect(contentElement.value);
contentHeight.value = `${visibleDomRect.value.height}px`;
contentWidth.value = `${visibleDomRect.value.width}px`;
},
16,
);
onMounted(() => {
if (contentElement.value && !resizeObserver) {
resizeObserver = new ResizeObserver(debouncedCalcHeight);
resizeObserver.observe(contentElement.value);
}
});
onUnmounted(() => {
resizeObserver?.disconnect();
resizeObserver = null;
});
return { contentElement, overlayStyle, visibleDomRect };
}
export function useLayoutHeaderStyle() {
const headerHeight = useCssVar(CSS_VARIABLE_LAYOUT_HEADER_HEIGHT);
return {
getLayoutHeaderHeight: () => {
return Number.parseInt(`${headerHeight.value}`, 10);
},
setLayoutHeaderHeight: (height: number) => {
headerHeight.value = `${height}px`;
},
};
}
export function useLayoutFooterStyle() {
const footerHeight = useCssVar(CSS_VARIABLE_LAYOUT_FOOTER_HEIGHT);
return {
getLayoutFooterHeight: () => {
return Number.parseInt(`${footerHeight.value}`, 10);
},
setLayoutFooterHeight: (height: number) => {
footerHeight.value = `${height}px`;
},
};
}
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