ckgl/node_modules/vant/lib/index-anchor/IndexAnchor.js
2024-12-21 13:52:42 +08:00

107 lines
3.5 KiB
JavaScript

var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name2 in all)
__defProp(target, name2, { get: all[name2], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var stdin_exports = {};
__export(stdin_exports, {
default: () => stdin_default,
indexAnchorProps: () => indexAnchorProps
});
module.exports = __toCommonJS(stdin_exports);
var import_vue = require("vue");
var import_utils = require("../utils");
var import_IndexBar = require("../index-bar/IndexBar");
var import_dom = require("../utils/dom");
var import_use = require("@vant/use");
var import_use_expose = require("../composables/use-expose");
const [name, bem] = (0, import_utils.createNamespace)("index-anchor");
const indexAnchorProps = {
index: import_utils.numericProp
};
var stdin_default = (0, import_vue.defineComponent)({
name,
props: indexAnchorProps,
setup(props, {
slots
}) {
const state = (0, import_vue.reactive)({
top: 0,
left: null,
rect: {
top: 0,
height: 0
},
width: null,
active: false
});
const root = (0, import_vue.ref)();
const {
parent
} = (0, import_use.useParent)(import_IndexBar.INDEX_BAR_KEY);
if (!parent) {
if (process.env.NODE_ENV !== "production") {
console.error("[Vant] <IndexAnchor> must be a child component of <IndexBar>.");
}
return;
}
const isSticky = () => state.active && parent.props.sticky;
const anchorStyle = (0, import_vue.computed)(() => {
const {
zIndex,
highlightColor
} = parent.props;
if (isSticky()) {
return (0, import_utils.extend)((0, import_utils.getZIndexStyle)(zIndex), {
left: state.left ? `${state.left}px` : void 0,
width: state.width ? `${state.width}px` : void 0,
transform: state.top ? `translate3d(0, ${state.top}px, 0)` : void 0,
color: highlightColor
});
}
});
const getRect = (scrollParent, scrollParentRect) => {
const rootRect = (0, import_use.useRect)(root);
state.rect.height = rootRect.height;
if (scrollParent === window || scrollParent === document.body) {
state.rect.top = rootRect.top + (0, import_dom.getRootScrollTop)();
} else {
state.rect.top = rootRect.top + (0, import_dom.getScrollTop)(scrollParent) - scrollParentRect.top;
}
return state.rect;
};
(0, import_use_expose.useExpose)({
state,
getRect
});
return () => {
const sticky = isSticky();
return (0, import_vue.createVNode)("div", {
"ref": root,
"style": {
height: sticky ? `${state.rect.height}px` : void 0
}
}, [(0, import_vue.createVNode)("div", {
"style": anchorStyle.value,
"class": [bem({
sticky
}), {
[import_utils.BORDER_BOTTOM]: sticky
}]
}, [slots.default ? slots.default() : props.index])]);
};
}
});