tdesign-vue-next
Version:
TDesign Component for vue-next
101 lines (97 loc) • 4.33 kB
JavaScript
/**
* tdesign v1.20.3
* (c) 2026 tdesign
* @license MIT
*/
import { _ as _defineProperty } from '../../_chunks/dep-07d8f2aa.mjs';
import { computed } from 'vue';
import '../../_chunks/dep-ad9e539e.mjs';
import { x as useVirtualScrollNew } from '../../_chunks/dep-5975d369.mjs';
import { l as log } from '../../_chunks/dep-4c65e11b.mjs';
import '../../_chunks/dep-d84a2ec7.mjs';
import 'lodash-es';
import '../../_chunks/dep-adf8ce39.mjs';
import '../../_chunks/dep-390963eb.mjs';
import '../../_chunks/dep-12b4e978.mjs';
import '../../_chunks/dep-0841ee8f.mjs';
import '../../config-provider/hooks/useConfig.mjs';
import '../../config-provider/utils/context.mjs';
import '../../_chunks/dep-cf105282.mjs';
import '../../_chunks/dep-dcbc09c5.mjs';
import '../../_chunks/dep-9fc6972b.mjs';
import '../../_chunks/dep-ff183185.mjs';
import '../../_chunks/dep-a1cbfaae.mjs';
import '../../_chunks/dep-3f53eff0.mjs';
import '../../_chunks/dep-46776e3b.mjs';
import '../../_chunks/dep-8aebe545.mjs';
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
var useListVirtualScroll = function useListVirtualScroll(scroll, listRef, listItems) {
var virtualScrollParams = computed(function () {
return {
data: listItems.value,
scroll: scroll
};
});
var virtualConfig = useVirtualScrollNew(listRef, virtualScrollParams);
var isVirtualScroll = computed(function () {
return virtualConfig.isVirtualScroll.value;
});
var lastScrollY = -1;
var onInnerVirtualScroll = function onInnerVirtualScroll(e) {
var target = e.target || e.srcElement;
var top = target.scrollTop;
if (lastScrollY !== top) {
virtualConfig.isVirtualScroll.value && virtualConfig.handleScroll();
} else {
lastScrollY = -1;
}
lastScrollY = top;
};
var cursorStyle = computed(function () {
return {
position: "absolute",
width: "1px",
height: "1px",
transition: "transform 0.2s",
transform: "translate(0, ".concat(virtualConfig.scrollHeight.value, "px)"),
"-ms-transform": "translate(0, ".concat(virtualConfig.scrollHeight.value, "px)"),
"-moz-transform": "translate(0, ".concat(virtualConfig.scrollHeight.value, "px)"),
"-webkit-transform": "translate(0, ".concat(virtualConfig.scrollHeight.value, "px)")
};
});
var listStyle = computed(function () {
return {
transform: "translate(0, ".concat(virtualConfig.translateY.value, "px)"),
"-ms-transform": "translate(0, ".concat(virtualConfig.translateY.value, "px)"),
"-moz-transform": "translate(0, ".concat(virtualConfig.translateY.value, "px)"),
"-webkit-transform": "translate(0, ".concat(virtualConfig.translateY.value, "px)")
};
});
var handleScrollTo = function handleScrollTo(params) {
var index = params.index,
key = params.key;
var targetIndex = index === 0 ? index : index !== null && index !== void 0 ? index : Number(key);
if (!targetIndex && targetIndex !== 0) {
log.error("List", "scrollTo: `index` or `key` must exist.");
return;
}
if (targetIndex < 0 || targetIndex >= listItems.value.length) {
log.error("List", "".concat(targetIndex, " does not exist in data, check `index` or `key` please."));
return;
}
virtualConfig.scrollToElement(_objectSpread(_objectSpread({}, params), {}, {
index: targetIndex - 1
}));
};
return {
virtualConfig: virtualConfig,
cursorStyle: cursorStyle,
listStyle: listStyle,
isVirtualScroll: isVirtualScroll,
onInnerVirtualScroll: onInnerVirtualScroll,
scrollToElement: handleScrollTo
};
};
export { useListVirtualScroll };
//# sourceMappingURL=useListVirtualScroll.mjs.map