fix: 本地 patch MDUI 以解决 tabindex = 0 导致的一系列玄学问题
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CrescentLeaf
@@ -0,0 +1,238 @@
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import { __decorate } from "tslib";
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import { html } from 'lit';
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import { customElement, property, queryAssignedElements, state, } from 'lit/decorators.js';
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import { when } from 'lit/directives/when.js';
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import { $ } from '@mdui/jq/$.js';
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import '@mdui/jq/methods/css.js';
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import '@mdui/jq/methods/innerWidth.js';
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import { DefinedController } from '@mdui/shared/controllers/defined.js';
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import { HasSlotController } from '@mdui/shared/controllers/has-slot.js';
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import { watch } from '@mdui/shared/decorators/watch.js';
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import { booleanConverter } from '@mdui/shared/helpers/decorator.js';
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import { componentStyle } from '@mdui/shared/lit-styles/component-style.js';
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import { LayoutItemBase } from '../layout/layout-item-base.js';
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import { navigationRailStyle } from './navigation-rail-style.js';
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/**
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* @summary 侧边导航栏组件。需配合 `<mdui-navigation-rail-item>` 组件使用
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*
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* ```html
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* <mdui-navigation-rail>
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* ..<mdui-navigation-rail-item icon="watch_later">Recent</mdui-navigation-rail-item>
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* ..<mdui-navigation-rail-item icon="image">Images</mdui-navigation-rail-item>
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* ..<mdui-navigation-rail-item icon="library_music">Library</mdui-navigation-rail-item>
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* </mdui-navigation-rail>
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* ```
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*
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* @event change - 值变化时触发
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*
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* @slot - `<mdui-navigation-rail-item>` 组件
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* @slot top - 顶部的元素
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* @slot bottom - 底部的元素
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*
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* @csspart top - 顶部元素的容器
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* @csspart bottom - 底部元素的容器
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* @csspart items - `<mdui-navigation-rail-item>` 组件的容器
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*
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* @cssprop --shape-corner - 组件的圆角大小。可以指定一个具体的像素值；但更推荐引用[设计令牌](/docs/2/styles/design-tokens#shape-corner)
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* @cssprop --z-index - 组件的 CSS `z-index` 值
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*/
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let NavigationRail = class NavigationRail extends LayoutItemBase {
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constructor() {
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super(...arguments);
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/**
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* 导航栏的位置。可选值包括：
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*
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* * `left`：左侧
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* * `right`：右侧
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*/
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this.placement = 'left';
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/**
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* `<mdui-navigation-rail-item>` 元素的对齐方式。可选值包括：
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*
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* * `start`：顶部对齐
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* * `center`：居中对齐
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* * `end`：底部对齐
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*/
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this.alignment = 'start';
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/**
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* 默认情况下，导航栏相对于 `body` 元素显示。当该参数设置为 `true` 时，导航栏将相对于其父元素显示。
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*
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* **Note**：设置该属性时，必须在父元素上手动设置样式 `position: relative;`。
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*/
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this.contained = false;
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/**
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* 是否在导航栏和页面内容之间添加分割线
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*/
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this.divider = false;
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// 因为 navigation-rail-item 的 value 可能会重复，所以在每个 navigation-rail-item 元素上都添加了一个唯一的 key，通过 activeKey 来记录激活状态的 key
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this.activeKey = 0;
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this.hasSlotController = new HasSlotController(this, 'top', 'bottom');
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this.definedController = new DefinedController(this, {
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relatedElements: ['mdui-navigation-rail-item'],
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});
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// 是否是初始状态，初始状态不触发事件，不执行动画
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this.isInitial = true;
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}
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get layoutPlacement() {
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return this.placement;
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}
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get parentTarget() {
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return this.contained || this.isParentLayout
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? this.parentElement
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: document.body;
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}
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get isRight() {
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return this.placement === 'right';
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}
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get paddingValue() {
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return ['fixed', 'absolute'].includes($(this).css('position'))
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? this.offsetWidth
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: undefined;
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}
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async onActiveKeyChange() {
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await this.definedController.whenDefined();
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// 根据 activeKey 读取对应 navigation-rail-item 的值
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const item = this.items.find((item) => item.key === this.activeKey);
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this.value = item?.value;
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if (!this.isInitial) {
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this.emit('change');
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}
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}
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async onValueChange() {
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this.isInitial = !this.hasUpdated;
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await this.definedController.whenDefined();
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const item = this.items.find((item) => item.value === this.value);
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this.activeKey = item?.key ?? 0;
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this.updateItems();
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}
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async onContainedChange() {
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if (this.isParentLayout) {
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return;
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}
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await this.definedController.whenDefined();
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$(document.body).css({
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paddingLeft: this.contained || this.isRight ? null : this.paddingValue,
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paddingRight: this.contained || !this.isRight ? null : this.paddingValue,
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});
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$(this.parentElement).css({
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paddingLeft: this.contained && !this.isRight ? this.paddingValue : null,
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paddingRight: this.contained && this.isRight ? this.paddingValue : null,
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});
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}
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async onPlacementChange() {
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await this.definedController.whenDefined();
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this.layoutManager?.updateLayout(this);
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this.items.forEach((item) => {
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item.placement = this.placement;
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});
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if (!this.isParentLayout) {
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$(this.parentTarget).css({
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paddingLeft: this.isRight ? null : this.paddingValue,
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paddingRight: this.isRight ? this.paddingValue : null,
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});
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}
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}
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connectedCallback() {
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super.connectedCallback();
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if (!this.isParentLayout) {
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this.definedController.whenDefined().then(() => {
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$(this.parentTarget).css({
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paddingLeft: this.isRight ? null : this.paddingValue,
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paddingRight: this.isRight ? this.paddingValue : null,
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});
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});
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}
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}
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disconnectedCallback() {
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super.disconnectedCallback();
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if (!this.isParentLayout && this.definedController.isDefined()) {
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$(this.parentTarget).css({
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paddingLeft: this.isRight ? undefined : null,
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paddingRight: this.isRight ? null : undefined,
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});
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}
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}
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render() {
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const hasTopSlot = this.hasSlotController.test('top');
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const hasBottomSlot = this.hasSlotController.test('bottom');
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return html `${when(hasTopSlot, () => html `<slot name="top" part="top" class="top"></slot>`)} <span class="top-spacer"></span><slot part="items" class="items" @slotchange="${this.onSlotChange}" @click="${this.onClick}"></slot><span class="bottom-spacer"></span> ${when(hasBottomSlot, () => html `<slot name="bottom" part="bottom" class="bottom"></slot>`)}`;
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}
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onClick(event) {
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// event.button 为 0 时，为鼠标左键点击。忽略鼠标中键和右键
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if (event.button) {
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return;
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}
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const target = event.target;
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const item = target.closest('mdui-navigation-rail-item');
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if (!item) {
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return;
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}
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this.activeKey = item.key;
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this.isInitial = false;
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this.updateItems();
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}
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updateItems() {
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this.items.forEach((item) => {
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item.active = this.activeKey === item.key;
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item.placement = this.placement;
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item.isInitial = this.isInitial;
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});
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}
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async onSlotChange() {
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await this.definedController.whenDefined();
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this.updateItems();
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}
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};
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NavigationRail.styles = [
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componentStyle,
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navigationRailStyle,
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];
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__decorate([
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property({ reflect: true })
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], NavigationRail.prototype, "value", void 0);
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__decorate([
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property({ reflect: true })
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// eslint-disable-next-line prettier/prettier
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], NavigationRail.prototype, "placement", void 0);
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__decorate([
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property({ reflect: true })
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], NavigationRail.prototype, "alignment", void 0);
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__decorate([
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property({
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type: Boolean,
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reflect: true,
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converter: booleanConverter,
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})
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], NavigationRail.prototype, "contained", void 0);
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__decorate([
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property({
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type: Boolean,
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reflect: true,
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converter: booleanConverter,
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})
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], NavigationRail.prototype, "divider", void 0);
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__decorate([
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state()
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], NavigationRail.prototype, "activeKey", void 0);
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__decorate([
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queryAssignedElements({
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selector: 'mdui-navigation-rail-item',
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flatten: true,
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})
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], NavigationRail.prototype, "items", void 0);
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__decorate([
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watch('activeKey', true)
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], NavigationRail.prototype, "onActiveKeyChange", null);
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__decorate([
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watch('value')
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], NavigationRail.prototype, "onValueChange", null);
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__decorate([
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watch('contained', true)
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], NavigationRail.prototype, "onContainedChange", null);
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__decorate([
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watch('placement', true)
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], NavigationRail.prototype, "onPlacementChange", null);
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NavigationRail = __decorate([
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customElement('mdui-navigation-rail')
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], NavigationRail);
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export { NavigationRail };
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