40 lines
1.3 KiB
JavaScript
40 lines
1.3 KiB
JavaScript
Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
|
|
require("../../../_virtual/_rolldown/runtime.js");
|
|
const require_error = require("../../../utils/error.js");
|
|
let _vueuse_core = require("@vueuse/core");
|
|
let vue = require("vue");
|
|
//#region ../../packages/components/backtop/src/use-backtop.ts
|
|
const useBackTop = (props, emit, componentName) => {
|
|
const el = (0, vue.shallowRef)();
|
|
const container = (0, vue.shallowRef)();
|
|
const visible = (0, vue.ref)(false);
|
|
const handleScroll = () => {
|
|
if (el.value) visible.value = el.value.scrollTop >= props.visibilityHeight;
|
|
};
|
|
const handleClick = (event) => {
|
|
el.value?.scrollTo({
|
|
top: 0,
|
|
behavior: "smooth"
|
|
});
|
|
emit("click", event);
|
|
};
|
|
(0, _vueuse_core.useEventListener)(container, "scroll", (0, _vueuse_core.useThrottleFn)(handleScroll, 300, true));
|
|
(0, vue.onMounted)(() => {
|
|
container.value = document;
|
|
el.value = document.documentElement;
|
|
if (props.target) {
|
|
el.value = document.querySelector(props.target) ?? void 0;
|
|
if (!el.value) require_error.throwError(componentName, `target does not exist: ${props.target}`);
|
|
container.value = el.value;
|
|
}
|
|
handleScroll();
|
|
});
|
|
return {
|
|
visible,
|
|
handleClick
|
|
};
|
|
};
|
|
//#endregion
|
|
exports.useBackTop = useBackTop;
|
|
|
|
//# sourceMappingURL=use-backtop.js.map
|