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51CTO HarmonyOS Developer Community
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51CTO HarmonyOS Developer Community

The HarmonyOS Developer Community is a learning-oriented community for developers to learn, communicate, ask questions, and share.

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Recent Articles

Latest from 51CTO HarmonyOS Developer Community

56 recent articles
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
May 29, 2026 · Mobile Development

HarmonyOS Floating Window Adaptation: Three-Tier UI for Minimal Usable Interface

This article details a three-tier information architecture (full, compact, minimal) for adapting HarmonyOS native apps to floating windows on foldable devices like the Pura X Max, showing how to preserve only essential UI elements — title, status, and primary action — in minimal mode while progressively restoring context as window width increases.

ArkTSHarmonyOSMobile Development
0 likes · 23 min read
HarmonyOS Floating Window Adaptation: Three-Tier UI for Minimal Usable Interface
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
May 8, 2026 · Mobile Development

Building a HarmonyOS Accounting App with HDS Suite: Custom TabBar, Navigation & Progress Components

This tutorial demonstrates how to rapidly construct a HarmonyOS accounting application using the HDS suite, covering a custom center-button TabBar via yltabbar, a title bar with HdsNavDestination, a stacked expense card, a multi-segment circular progress bar with ylprogress, and a horizontal category ranking list.

Accounting AppArkUIHDS
0 likes · 8 min read
Building a HarmonyOS Accounting App with HDS Suite: Custom TabBar, Navigation & Progress Components
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Apr 30, 2026 · Mobile Development

HarmonyOS Pen Kit: Integrating Stylus Squeeze, Double-Tap & Color Picker

This tutorial demonstrates complete integration of HarmonyOS Pen Kit's stylusInteraction module for squeeze and double-tap events, and imageFeaturePicker for color picking, covering callback reference management, lifecycle-aware registration with try-catch protection, event object fields, and UI feedback patterns including status visualization, counters, and toast notifications.

HarmonyOSM-PencilPen Kit
0 likes · 13 min read
HarmonyOS Pen Kit: Integrating Stylus Squeeze, Double-Tap & Color Picker
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Apr 17, 2026 · Frontend Development

HarmonyOS NEXT Responsive Layout: Semantic Breakpoints, Slot Architecture & State Preservation

This article presents a practical approach to building responsive layouts in HarmonyOS NEXT by defining semantic window breakpoints (narrow/medium/wide), centralizing breakpoint logic in a dedicated store, separating layout concerns into a PageShell component, and preserving UI state like selection and scroll position across layout changes.

ArkUIHarmonyOS NEXTState Management
0 likes · 12 min read
HarmonyOS NEXT Responsive Layout: Semantic Breakpoints, Slot Architecture & State Preservation