arkdata

京墨（鸿蒙版）,技术栈使用官方提供的 ArkTS、ArkUI、ArkData、ArkWeb、NetworkKit 等

Random quote viewer for HarmonyOS watches demonstrating ArkUI layouts and persistent favorite/unfavorite state with local preferences.

Daily habit tracker for HarmonyOS watches with custom rituals, breathing, haptic coaching, step counting and relational storage.

BMI calculator sample for HarmonyOS watches with height and weight input, BMI categories and locally stored calculation history.

Pomodoro focus timer for HarmonyOS watches with configurable work/break sessions, local history, daily goals and Canvas-based progress charts.

Email client UI sample for HarmonyOS watches with folder browsing, message views, swipe delete/archive, quick replies, search and saved mail state.

Shared expense tracker for HarmonyOS watches with participants, payment entry and contribution summaries stored in an ArkData database.

Baby diaper-change tracker for HarmonyOS watches with multiple baby profiles, change logging and local RDB storage using ArkData.

Caffeine logging sample for HarmonyOS watches with drink presets, favorites, daily intake tracking and weekly statistics using MVVM.

Leaving-home checklist for HarmonyOS watches: add, edit and delete essential items, then cycle through them with a long press, stored in ArkData RDB.

Topic-based quiz game for HarmonyOS watches demonstrating persistent light/dark theme preferences and quiz result screens.

Host card emulation (HCE) demo for HarmonyOS watches showing NFC payment-style flows in foreground and background, with cards stored in ArkData RDB.

Allergy diary sample for HarmonyOS watches with symptom tracking, pollen alerts, medication reminders and guided breathing.

Password vault demo for HarmonyOS watches with master-password unlock, reveal-on-tap entries, SHA-256 hashing and local Preferences storage.

Habit stopwatch for HarmonyOS watches with daily/total time in ArkData Preferences; runs only while the app is foregrounded.

Parked-car location sample for HarmonyOS watches with saved markers and storage using Map Kit, Location Kit and ArkData.

Workout tracking sample for HarmonyOS watches with custom routines, sets and repetitions, heart-rate data and historical training analysis.

Group expense splitter for HarmonyOS watches with trips, participants, multi-currency payment logs and settlement summaries showing who owes whom.

Localization and key-value storage sample for HarmonyOS watches with runtime language switching and create/read/delete operations.

Background weather synchronization sample for HarmonyOS watches using WorkSchedulerExtensionAbility, periodic work and locally cached preferences.