457 lines
14 KiB
TypeScript
457 lines
14 KiB
TypeScript
import * as plugins from './00plugins.js';
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import { demoFunc } from './dees-contextmenu.demo.js';
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import {
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customElement,
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html,
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DeesElement,
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property,
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type TemplateResult,
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cssManager,
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css,
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type CSSResult,
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unsafeCSS,
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} from '@design.estate/dees-element';
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import * as domtools from '@design.estate/dees-domtools';
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import { DeesWindowLayer } from './dees-windowlayer.js';
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import { zIndexLayers } from './00zindex.js';
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import './dees-icon.js';
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declare global {
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interface HTMLElementTagNameMap {
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'dees-contextmenu': DeesContextmenu;
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}
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}
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@customElement('dees-contextmenu')
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export class DeesContextmenu extends DeesElement {
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// DEMO
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public static demo = demoFunc
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// STATIC
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// This will store all the accumulated menu items
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public static contextMenuDeactivated = false;
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public static accumulatedMenuItems: (plugins.tsclass.website.IMenuItem & { shortcut?: string; disabled?: boolean; submenu?: (plugins.tsclass.website.IMenuItem & { shortcut?: string; disabled?: boolean } | { divider: true })[] } | { divider: true })[] = [];
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// Add a global event listener for the right-click context menu
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public static initializeGlobalListener() {
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document.addEventListener('contextmenu', (event: MouseEvent) => {
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if (this.contextMenuDeactivated) {
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return;
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}
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event.preventDefault();
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// Clear previously accumulated items
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DeesContextmenu.accumulatedMenuItems = [];
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// Use composedPath to properly traverse shadow DOM boundaries
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const path = event.composedPath();
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// Traverse the composed path to accumulate menu items
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for (const element of path) {
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if ((element as any).getContextMenuItems) {
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const items = (element as any).getContextMenuItems();
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if (items && items.length > 0) {
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if (DeesContextmenu.accumulatedMenuItems.length > 0) {
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DeesContextmenu.accumulatedMenuItems.push({ divider: true });
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}
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DeesContextmenu.accumulatedMenuItems.push(...items);
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}
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}
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}
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// Open the context menu with the accumulated items
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DeesContextmenu.openContextMenuWithOptions(event, DeesContextmenu.accumulatedMenuItems);
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});
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}
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// allows opening of a contextmenu with options
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public static async openContextMenuWithOptions(eventArg: MouseEvent, menuItemsArg: (plugins.tsclass.website.IMenuItem & { shortcut?: string; disabled?: boolean; submenu?: (plugins.tsclass.website.IMenuItem & { shortcut?: string; disabled?: boolean } | { divider: true })[] } | { divider: true })[]) {
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if (this.contextMenuDeactivated) {
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return;
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}
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eventArg.preventDefault();
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eventArg.stopPropagation();
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const contextMenu = new DeesContextmenu();
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contextMenu.style.position = 'fixed';
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contextMenu.style.zIndex = String(zIndexLayers.overlay.contextMenu);
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contextMenu.style.opacity = '0';
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contextMenu.style.transform = 'scale(0.95) translateY(-10px)';
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contextMenu.menuItems = menuItemsArg;
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contextMenu.windowLayer = await DeesWindowLayer.createAndShow();
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contextMenu.windowLayer.addEventListener('click', async (event) => {
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// Check if click is on the context menu or its submenus
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const clickedElement = event.target as HTMLElement;
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const isContextMenu = clickedElement.closest('dees-contextmenu');
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if (!isContextMenu) {
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await contextMenu.destroy();
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}
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})
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document.body.append(contextMenu);
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// Get dimensions after adding to DOM
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await domtools.plugins.smartdelay.delayFor(0);
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const rect = contextMenu.getBoundingClientRect();
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const windowWidth = window.innerWidth;
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const windowHeight = window.innerHeight;
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// Calculate position
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let top = eventArg.clientY;
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let left = eventArg.clientX;
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// Adjust if menu would go off right edge
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if (left + rect.width > windowWidth) {
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left = windowWidth - rect.width - 10;
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}
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// Adjust if menu would go off bottom edge
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if (top + rect.height > windowHeight) {
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top = windowHeight - rect.height - 10;
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}
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// Ensure menu doesn't go off left or top edge
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if (left < 10) left = 10;
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if (top < 10) top = 10;
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contextMenu.style.top = `${top}px`;
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contextMenu.style.left = `${left}px`;
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contextMenu.style.transformOrigin = 'top left';
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// Animate in
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await domtools.plugins.smartdelay.delayFor(0);
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contextMenu.style.opacity = '1';
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contextMenu.style.transform = 'scale(1) translateY(0)';
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}
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// INSTANCE
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@property({
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type: Array,
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})
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public menuItems: (plugins.tsclass.website.IMenuItem & { shortcut?: string; disabled?: boolean; submenu?: (plugins.tsclass.website.IMenuItem & { shortcut?: string; disabled?: boolean } | { divider: true })[]; divider?: never } | { divider: true })[] = [];
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windowLayer: DeesWindowLayer;
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private submenu: DeesContextmenu | null = null;
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private submenuTimeout: any = null;
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private parentMenu: DeesContextmenu | null = null;
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constructor() {
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super();
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this.tabIndex = 0;
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}
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/**
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* STATIC STYLES
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*/
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public static styles = [
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cssManager.defaultStyles,
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css`
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:host {
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display: block;
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transition: opacity 0.2s, transform 0.2s;
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outline: none;
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}
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.mainbox {
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min-width: 200px;
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max-width: 280px;
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background: ${cssManager.bdTheme('#ffffff', '#000000')};
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border: 1px solid ${cssManager.bdTheme('#e0e0e0', '#202020')};
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border-radius: 4px;
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box-shadow: ${cssManager.bdTheme(
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'0 4px 12px rgba(0, 0, 0, 0.15)',
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'0 4px 12px rgba(0, 0, 0, 0.3)'
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)};
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user-select: none;
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padding: 4px 0;
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font-size: 12px;
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color: ${cssManager.bdTheme('#333', '#ccc')};
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}
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.menuitem {
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display: flex;
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align-items: center;
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gap: 8px;
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padding: 8px 12px;
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cursor: default;
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transition: background 0.1s;
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line-height: 1;
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position: relative;
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}
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.menuitem:hover {
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background: ${cssManager.bdTheme('rgba(0, 0, 0, 0.04)', 'rgba(255, 255, 255, 0.08)')};
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}
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.menuitem.has-submenu::after {
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content: '›';
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position: absolute;
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right: 8px;
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font-size: 16px;
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opacity: 0.5;
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}
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.menuitem:active:not(.has-submenu) {
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background: ${cssManager.bdTheme('rgba(0, 0, 0, 0.08)', 'rgba(255, 255, 255, 0.12)')};
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}
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.menuitem.disabled {
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opacity: 0.5;
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cursor: not-allowed;
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pointer-events: none;
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}
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.menuitem dees-icon {
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font-size: 14px;
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opacity: 0.7;
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}
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.menuitem-text {
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flex: 1;
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}
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.menuitem-shortcut {
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font-size: 11px;
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color: ${cssManager.bdTheme('#999', '#666')};
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margin-left: auto;
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opacity: 0.7;
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}
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.menu-divider {
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height: 1px;
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background: ${cssManager.bdTheme('#e0e0e0', '#202020')};
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margin: 4px 0;
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}
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`,
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];
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public render(): TemplateResult {
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return html`
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<div class="mainbox">
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${this.menuItems.map((menuItemArg) => {
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if ('divider' in menuItemArg && menuItemArg.divider) {
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return html`<div class="menu-divider"></div>`;
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}
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const menuItem = menuItemArg as plugins.tsclass.website.IMenuItem & { shortcut?: string; disabled?: boolean; submenu?: any };
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const hasSubmenu = menuItem.submenu && menuItem.submenu.length > 0;
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return html`
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<div
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class="menuitem ${menuItem.disabled ? 'disabled' : ''} ${hasSubmenu ? 'has-submenu' : ''}"
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@click=${() => !menuItem.disabled && !hasSubmenu && this.handleClick(menuItem)}
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@mouseenter=${() => this.handleMenuItemHover(menuItem, hasSubmenu)}
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@mouseleave=${() => this.handleMenuItemLeave()}
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>
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${menuItem.iconName ? html`
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<dees-icon .icon="${`lucide:${menuItem.iconName}`}"></dees-icon>
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` : ''}
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<span class="menuitem-text">${menuItem.name}</span>
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${menuItem.shortcut && !hasSubmenu ? html`
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<span class="menuitem-shortcut">${menuItem.shortcut}</span>
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` : ''}
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</div>
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`;
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})}
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${this.menuItems.length === 0 ? html`
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<div class="menuitem" @click=${() => {
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DeesContextmenu.contextMenuDeactivated = true;
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this.destroy();
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}}>
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<dees-icon .icon="lucide:x"></dees-icon>
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<span class="menuitem-text">Allow native context</span>
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</div>
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` : html``}
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</div>
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`;
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}
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public async firstUpdated() {
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// Focus on the menu for keyboard navigation
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this.focus();
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// Add keyboard event listeners
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this.addEventListener('keydown', this.handleKeydown);
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}
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private handleKeydown = (event: KeyboardEvent) => {
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const menuItems = Array.from(this.shadowRoot.querySelectorAll('.menuitem:not(.disabled)'));
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const currentIndex = menuItems.findIndex(item => item.matches(':hover'));
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switch (event.key) {
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case 'ArrowDown':
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event.preventDefault();
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const nextIndex = currentIndex + 1 < menuItems.length ? currentIndex + 1 : 0;
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(menuItems[nextIndex] as HTMLElement).dispatchEvent(new MouseEvent('mouseenter'));
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break;
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case 'ArrowUp':
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event.preventDefault();
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const prevIndex = currentIndex - 1 >= 0 ? currentIndex - 1 : menuItems.length - 1;
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(menuItems[prevIndex] as HTMLElement).dispatchEvent(new MouseEvent('mouseenter'));
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break;
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case 'Enter':
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event.preventDefault();
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if (currentIndex >= 0) {
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(menuItems[currentIndex] as HTMLElement).click();
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}
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break;
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case 'Escape':
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event.preventDefault();
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this.destroy();
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break;
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}
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}
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public async handleClick(menuItem: plugins.tsclass.website.IMenuItem & { shortcut?: string; disabled?: boolean }) {
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menuItem.action();
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// Close all menus in the chain (this menu and all parent menus)
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await this.destroyAll();
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}
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private async handleMenuItemHover(menuItem: plugins.tsclass.website.IMenuItem & { submenu?: any }, hasSubmenu: boolean) {
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// Clear any existing timeout
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if (this.submenuTimeout) {
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clearTimeout(this.submenuTimeout);
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this.submenuTimeout = null;
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}
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// Hide any existing submenu if hovering a different item
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if (this.submenu) {
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await this.hideSubmenu();
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}
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// Show submenu if this item has one
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if (hasSubmenu && menuItem.submenu) {
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this.submenuTimeout = setTimeout(() => {
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this.showSubmenu(menuItem);
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}, 200); // Small delay to prevent accidental triggers
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}
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}
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private handleMenuItemLeave() {
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// Add a delay before hiding to allow moving to submenu
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if (this.submenuTimeout) {
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clearTimeout(this.submenuTimeout);
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}
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this.submenuTimeout = setTimeout(() => {
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if (this.submenu && !this.submenu.matches(':hover')) {
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this.hideSubmenu();
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}
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}, 300);
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}
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private async showSubmenu(menuItem: plugins.tsclass.website.IMenuItem & { submenu?: any }) {
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if (!menuItem.submenu || menuItem.submenu.length === 0) return;
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// Find the menu item element
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const menuItems = Array.from(this.shadowRoot.querySelectorAll('.menuitem'));
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const menuItemElement = menuItems.find(el => el.querySelector('.menuitem-text')?.textContent === menuItem.name) as HTMLElement;
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if (!menuItemElement) return;
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// Create submenu
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this.submenu = new DeesContextmenu();
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this.submenu.menuItems = menuItem.submenu;
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this.submenu.parentMenu = this;
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this.submenu.style.position = 'fixed';
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this.submenu.style.zIndex = String(parseInt(this.style.zIndex) + 1);
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this.submenu.style.opacity = '0';
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this.submenu.style.transform = 'scale(0.95)';
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// Don't create a window layer for submenus
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document.body.append(this.submenu);
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// Position submenu
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await domtools.plugins.smartdelay.delayFor(0);
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const itemRect = menuItemElement.getBoundingClientRect();
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const menuRect = this.getBoundingClientRect();
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const submenuRect = this.submenu.getBoundingClientRect();
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const windowWidth = window.innerWidth;
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let left = menuRect.right - 4; // Slight overlap
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let top = itemRect.top;
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// Check if submenu would go off right edge
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if (left + submenuRect.width > windowWidth - 10) {
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// Show on left side instead
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left = menuRect.left - submenuRect.width + 4;
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}
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// Adjust vertical position if needed
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if (top + submenuRect.height > window.innerHeight - 10) {
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top = window.innerHeight - submenuRect.height - 10;
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}
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this.submenu.style.left = `${left}px`;
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this.submenu.style.top = `${top}px`;
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// Animate in
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await domtools.plugins.smartdelay.delayFor(0);
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this.submenu.style.opacity = '1';
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this.submenu.style.transform = 'scale(1)';
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// Handle submenu hover
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this.submenu.addEventListener('mouseenter', () => {
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if (this.submenuTimeout) {
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clearTimeout(this.submenuTimeout);
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this.submenuTimeout = null;
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}
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});
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this.submenu.addEventListener('mouseleave', () => {
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this.handleMenuItemLeave();
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});
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}
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private async hideSubmenu() {
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if (!this.submenu) return;
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await this.submenu.destroy();
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this.submenu = null;
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}
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public async destroy() {
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// Clear timeout
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if (this.submenuTimeout) {
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clearTimeout(this.submenuTimeout);
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this.submenuTimeout = null;
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}
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// Destroy submenu first
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if (this.submenu) {
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await this.submenu.destroy();
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this.submenu = null;
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}
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// Only destroy window layer if this is not a submenu
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if (this.windowLayer && !this.parentMenu) {
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this.windowLayer.destroy();
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}
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this.style.opacity = '0';
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this.style.transform = 'scale(0.95) translateY(-10px)';
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await domtools.plugins.smartdelay.delayFor(100);
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if (this.parentElement) {
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this.parentElement.removeChild(this);
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}
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}
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/**
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* Destroys this menu and all parent menus in the chain
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*/
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public async destroyAll() {
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// First destroy parent menus if they exist
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if (this.parentMenu) {
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await this.parentMenu.destroyAll();
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} else {
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// If we're at the top level, just destroy this menu
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await this.destroy();
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}
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}
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}
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DeesContextmenu.initializeGlobalListener();
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