Results for “lightning-web-components”

Implements sibling communication between Lightning Web Components using Lightning Message Service (LMS) or the legacy pubsub utility, covering message channel definition, publish/subscribe patterns, and scope selection.

Enforce quality, security, and accessibility standards for Salesforce Lightning Web Components, Aura components, and Visualforce pages.

Builds fast, standard-compliant web components with Lit, reactive properties, and Shadow DOM. Use for framework-agnostic UI.

Builds a custom LWC lookup component with typeahead search via Apex SOSL/SOQL, debounce, keyboard navigation, and pill UI for cases where standard pickers fall short.

Guides designing or reviewing Lightning Web Components for keyboard access, semantic labeling, and focus management, prioritizing base components over custom ARIA.

frontend-components

Build accessible modal dialogs in LWC using the LightningModal base class, covering open(), close(), sizes, and accessibility.

Theme Salesforce Lightning base components and custom LWCs using SLDS Styling Hooks, covering global and component hooks, shadow DOM considerations, Experience Cloud theming, and SLDS 2 migration.

Guides using the lightning-record-picker base component for single-record selection in LWC, covering display-info, matching-info, graph-QL filters, and accessibility.

Use Light DOM in LWC when third-party libraries or global CSS require document-level access, with guidance on scoped styles and managed-package constraints.

Optimiza el rendimiento web midiendo Core Web Vitals, analizando el bundle y aplicando mejoras como lazy loading, code splitting y optimización de imágenes y fuentes.

Create or review Blazor components (.razor files) with correct architecture, covering parameters, EventCallback, RenderFragment, lifecycle, async patterns, disposal, and CSS isolation.

Analyzes web performance using Chrome DevTools MCP. Measures Core Web Vitals (LCP, INP, CLS) and supplementary metrics (FCP, TBT, Speed Index), identifies render-blocking resources, network dependency chains, layout shifts, caching issues, and accessibility gaps. Use when asked to audit, profile, debug, or optimize page load performance, Lighthouse scores, or site speed. Biases towards retrieval from current documentation over pre-trained knowledge.

Layout component for building page structures with header, content, footer, and sider. Invoke when user needs to implement page layouts, sidebars, or application structure in Naive UI.

Ant Design enterprise React UI component library reference. Covers 50+ components, Table with sorting/filtering/pagination, Form with validation and dynamic fields, theming with design tokens, dark mode, and v5 CSS-in-JS customization.

Builds elaborate, multi-component claude.ai HTML artifacts using React, Tailwind CSS, and shadcn/ui, with scripts to initialize a project and bundle it into a single HTML file.

Style Lightning Web Components using SLDS design tokens, styling hooks, scoped CSS, and ::part() while avoiding common pitfalls like !important and shadow-DOM piercing.

Generates a single-file HTML hero section with WebGL-inspired fluid background and overlaid quote, suitable for video intros, landing pages, or posters.

Use Expo DOM components to run web code in a webview on native and as-is on web, enabling incremental migration of web code to native.

Analyzes web performance using Chrome DevTools MCP. Measures Core Web Vitals (LCP, INP, CLS) and supplementary metrics (FCP, TBT, Speed Index), identifies render-blocking resources, network dependency chains, layout shifts, caching issues, and accessibility gaps. Use when asked to audit, profile, debug, or optimize page load performance, Lighthouse scores, or site speed. Biases towards retrieval from current documentation over pre-trained knowledge.

Converts Stitch designs into modular Vite and React components, using MCP networking and AST-based validation to ensure code quality.

Converts Stitch designs into modular Vite and React components, or syncs existing components to match updated designs.

Creates elaborate, multi-component HTML artifacts using React, Tailwind CSS, and shadcn/ui for complex frontend projects.

Reduces a webpage to a structural skeleton by tokenizing content in the browser and applying LLM reasoning to collapse repeated patterns.

Use the Microsoft Fluent UI Blazor component library in Blazor applications, covering setup, providers, icons, list components, dialogs, toasts, and theming.

Identify render hotspots, isolate expensive updates, and apply targeted React optimizations without changing UI behavior.

Trigger: web performance, slow load, bundle size, lazy loading, LCP, CWV optimization, fetch priority. Scope: Frontend optimization, loading speeds, asset minimization. Boundary: Excludes backend database indexing or visual design systems.

Converts Stitch designs into modular Vite and React components using system-level networking and AST-based validation.

Implements HTML5 drag-and-drop in Lightning Web Components, covering dataTransfer usage, drop targets, visual states, and keyboard accessibility.

Implements accessible drag-and-drop in Lightning Web Components using the HTML5 Drag and Drop API, with keyboard alternatives, live-region announcements, and file drop zones.