125 lines
3.5 KiB
JavaScript
125 lines
3.5 KiB
JavaScript
import { withDirectives as _withDirectives, vShow as _vShow, createVNode as _createVNode } from "vue";
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import { ref, watch, provide, computed, nextTick, defineComponent } from "vue";
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import { extend, truthProp, unknownProp, numericProp, createNamespace } from "../utils/index.mjs";
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import { TABS_KEY } from "../tabs/Tabs.mjs";
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import { doubleRaf, useParent } from "@vant/use";
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import { useId } from "../composables/use-id.mjs";
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import { useExpose } from "../composables/use-expose.mjs";
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import { routeProps } from "../composables/use-route.mjs";
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import { TAB_STATUS_KEY } from "../composables/use-tab-status.mjs";
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import { SwipeItem } from "../swipe-item/index.mjs";
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const [name, bem] = createNamespace("tab");
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const tabProps = extend({}, routeProps, {
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dot: Boolean,
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name: numericProp,
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badge: numericProp,
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title: String,
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disabled: Boolean,
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titleClass: unknownProp,
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titleStyle: [String, Object],
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showZeroBadge: truthProp
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});
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var stdin_default = defineComponent({
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name,
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props: tabProps,
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setup(props, {
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slots
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}) {
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const id = useId();
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const inited = ref(false);
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const {
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parent,
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index
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} = useParent(TABS_KEY);
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if (!parent) {
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if (process.env.NODE_ENV !== "production") {
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console.error("[Vant] <Tab> must be a child component of <Tabs>.");
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}
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return;
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}
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const getName = () => {
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var _a;
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return (_a = props.name) != null ? _a : index.value;
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};
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const init = () => {
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inited.value = true;
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if (parent.props.lazyRender) {
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nextTick(() => {
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parent.onRendered(getName(), props.title);
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});
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}
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};
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const active = computed(() => {
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const isActive = getName() === parent.currentName.value;
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if (isActive && !inited.value) {
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init();
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}
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return isActive;
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});
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const hasInactiveClass = ref(!active.value);
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watch(active, (val) => {
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if (val) {
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hasInactiveClass.value = false;
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} else {
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doubleRaf(() => {
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hasInactiveClass.value = true;
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});
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}
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});
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watch(() => props.title, () => {
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parent.setLine();
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parent.scrollIntoView();
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});
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provide(TAB_STATUS_KEY, active);
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return () => {
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var _a;
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const label = `${parent.id}-${index.value}`;
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const {
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animated,
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swipeable,
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scrollspy,
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lazyRender
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} = parent.props;
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if (!slots.default && !animated) {
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return;
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}
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const show = scrollspy || active.value;
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if (animated || swipeable) {
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return _createVNode(SwipeItem, {
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"id": id,
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"role": "tabpanel",
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"class": bem("panel-wrapper", {
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inactive: hasInactiveClass.value
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}),
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"tabindex": active.value ? 0 : -1,
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"aria-hidden": !active.value,
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"aria-labelledby": label
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}, {
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default: () => {
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var _a2;
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return [_createVNode("div", {
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"class": bem("panel")
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}, [(_a2 = slots.default) == null ? void 0 : _a2.call(slots)])];
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}
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});
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}
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const shouldRender = inited.value || scrollspy || !lazyRender;
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const Content = shouldRender ? (_a = slots.default) == null ? void 0 : _a.call(slots) : null;
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useExpose({
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id
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});
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return _withDirectives(_createVNode("div", {
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"id": id,
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"role": "tabpanel",
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"class": bem("panel"),
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"tabindex": show ? 0 : -1,
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"aria-labelledby": label
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}, [Content]), [[_vShow, show]]);
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};
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}
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});
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export {
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stdin_default as default,
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tabProps
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};
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