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103 lines
4.0 KiB
103 lines
4.0 KiB
2 years ago
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import { defineComponent, ref, inject, computed, unref, provide, readonly, toRef, watch, renderSlot } from 'vue';
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import { useEventListener } from '@vueuse/core';
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import '../../../utils/index.mjs';
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import { rovingFocusGroupProps, ROVING_FOCUS_COLLECTION_INJECTION_KEY as COLLECTION_INJECTION_KEY } from './roving-focus-group.mjs';
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import { ROVING_FOCUS_GROUP_INJECTION_KEY } from './tokens.mjs';
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import { focusFirst } from './utils.mjs';
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import _export_sfc from '../../../_virtual/plugin-vue_export-helper.mjs';
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import { composeEventHandlers } from '../../../utils/dom/event.mjs';
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const CURRENT_TAB_ID_CHANGE_EVT = "currentTabIdChange";
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const ENTRY_FOCUS_EVT = "rovingFocusGroup.entryFocus";
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const EVT_OPTS = { bubbles: false, cancelable: true };
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const _sfc_main = defineComponent({
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name: "ElRovingFocusGroupImpl",
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inheritAttrs: false,
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props: rovingFocusGroupProps,
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emits: [CURRENT_TAB_ID_CHANGE_EVT, "entryFocus"],
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setup(props, { emit }) {
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var _a;
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const currentTabbedId = ref((_a = props.currentTabId || props.defaultCurrentTabId) != null ? _a : null);
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const isBackingOut = ref(false);
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const isClickFocus = ref(false);
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const rovingFocusGroupRef = ref(null);
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const { getItems } = inject(COLLECTION_INJECTION_KEY, void 0);
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const rovingFocusGroupRootStyle = computed(() => {
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return [
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{
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outline: "none"
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},
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props.style
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];
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});
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const onItemFocus = (tabbedId) => {
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emit(CURRENT_TAB_ID_CHANGE_EVT, tabbedId);
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};
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const onItemShiftTab = () => {
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isBackingOut.value = true;
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};
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const onMousedown = composeEventHandlers((e) => {
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var _a2;
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(_a2 = props.onMousedown) == null ? void 0 : _a2.call(props, e);
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}, () => {
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isClickFocus.value = true;
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});
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const onFocus = composeEventHandlers((e) => {
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var _a2;
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(_a2 = props.onFocus) == null ? void 0 : _a2.call(props, e);
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}, (e) => {
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const isKeyboardFocus = !unref(isClickFocus);
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const { target, currentTarget } = e;
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if (target === currentTarget && isKeyboardFocus && !unref(isBackingOut)) {
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const entryFocusEvt = new Event(ENTRY_FOCUS_EVT, EVT_OPTS);
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currentTarget == null ? void 0 : currentTarget.dispatchEvent(entryFocusEvt);
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if (!entryFocusEvt.defaultPrevented) {
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const items = getItems().filter((item) => item.focusable);
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const activeItem = items.find((item) => item.active);
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const currentItem = items.find((item) => item.id === unref(currentTabbedId));
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const candidates = [activeItem, currentItem, ...items].filter(Boolean);
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const candidateNodes = candidates.map((item) => item.ref);
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focusFirst(candidateNodes);
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}
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}
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isClickFocus.value = false;
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});
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const onBlur = composeEventHandlers((e) => {
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var _a2;
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(_a2 = props.onBlur) == null ? void 0 : _a2.call(props, e);
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}, () => {
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isBackingOut.value = false;
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});
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const handleEntryFocus = (...args) => {
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emit("entryFocus", ...args);
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};
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provide(ROVING_FOCUS_GROUP_INJECTION_KEY, {
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currentTabbedId: readonly(currentTabbedId),
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loop: toRef(props, "loop"),
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tabIndex: computed(() => {
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return unref(isBackingOut) ? -1 : 0;
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}),
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rovingFocusGroupRef,
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rovingFocusGroupRootStyle,
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orientation: toRef(props, "orientation"),
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dir: toRef(props, "dir"),
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onItemFocus,
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onItemShiftTab,
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onBlur,
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onFocus,
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onMousedown
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});
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watch(() => props.currentTabId, (val) => {
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currentTabbedId.value = val != null ? val : null;
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});
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useEventListener(rovingFocusGroupRef, ENTRY_FOCUS_EVT, handleEntryFocus);
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}
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});
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function _sfc_render(_ctx, _cache, $props, $setup, $data, $options) {
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return renderSlot(_ctx.$slots, "default");
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}
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var ElRovingFocusGroupImpl = /* @__PURE__ */ _export_sfc(_sfc_main, [["render", _sfc_render], ["__file", "/home/runner/work/element-plus/element-plus/packages/components/roving-focus-group/src/roving-focus-group-impl.vue"]]);
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export { ElRovingFocusGroupImpl as default };
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//# sourceMappingURL=roving-focus-group-impl.mjs.map
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