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HarmonyOS

Delivering HarmonyOS development technologies, focusing on APIs and components, DevEco Studio, testing, atomic services and applications listing and distribution.

Joined Joined on  Personal website https://forums.developer.huawei.com/forumPortal/en/forum/harmony?ha_source=dev-shequ&ha_sourceId=890
Using emitter to implement hot start page jump
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Using emitter to implement hot start page jump

#harmonyos #appcardnavigation #hotstart #eventhub
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2 min read
How to solve the manual signature issue
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How to solve the manual signature issue

#harmonyos #manualsigning #digitalcertificate #profilefile
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2 min read
What is the Crypto Architecture Kit?
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What is the Crypto Architecture Kit?

#cryptoarchitecturekit #encryptiondecryption #digitalsignature #harmonyos
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2 min read
What are the Open Capabilities of Huawei Wear Engine SDK?
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What are the Open Capabilities of Huawei Wear Engine SDK?

#huaweiwearengine #wearableintegration #crossdevicecommunication #harmonyos
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2 min read
Troubleshooting guide for the missing AGC page menu or error message when clicking the menu
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Troubleshooting guide for the missing AGC page menu or error message when clicking the menu

#appgalleryconnect #agcpermissions #rolemanagement #harmonyos
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4 min read
Differences and Usage Scenarios of HAR, HSP, and HAP
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Differences and Usage Scenarios of HAR, HSP, and HAP

#harmonyos #hap #hsp #modulardevelopment
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10 min read
How to make the Swiper component switch to the previous element instead of the first one when deleting data?
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How to make the Swiper component switch to the previous element instead of the first one when deleting data?

#harmonyos #arkts #swipercomponent #swipercontroller
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3 min read
How to implement an eye protection mode that supports sliding to adjust the intensity of eye protection?
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How to implement an eye protection mode that supports sliding to adjust the intensity of eye protection?

#harmonyos #arkts #eyeprotectionmode #canvasfilter
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2 min read
How to Prevent Dialog from Closing When Sliding Sideways
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How to Prevent Dialog from Closing When Sliding Sideways

#harmonyos #customdialogcontroller #dialoggesture #swipetodismiss
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2 min read
Font Size Manager Utility for Accessibility
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Font Size Manager Utility for Accessibility

#harmonyos #a11y #fontsizemanagement #screenreader
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2 min read
Audio Description Manager
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Audio Description Manager

#harmonyos #a11y #audiodescription #visualimpairment
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3 min read
How to Listen for Live View Timer Countdown Completion and Close the Live View
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How to Listen for Live View Timer Countdown Completion and Close the Live View

#harmonyos #liveview #countdowntimer #timercompletion
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2 min read
How to solve the problem of the Progress component not responding when using animateTo to create a looping animation ?
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How to solve the problem of the Progress component not responding when using animateTo to create a looping animation ?

#harmonyos #arkts #progresscomponent #loopanimation
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3 min read
Reconnecting to a Previously Connected BLE Device Without Scanning
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Reconnecting to a Previously Connected BLE Device Without Scanning

#harmonyos #bluetoothreconnection #noscanconnection #paireddevices
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2 min read
How to Preserve Button Width with flexShrink(0) in HarmonyOS Wearable ArkUI Layouts
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How to Preserve Button Width with flexShrink(0) in HarmonyOS Wearable ArkUI Layouts

#harmonyos #wearabledevelopment #flexlayout #flexshrink
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2 min read
How to implement a text input field where the placeholder text automatically moves to the top-left corner when it gains focus
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How to implement a text input field where the placeholder text automatically moves to the top-left corner when it gains focus

#harmonyos #arkts #textinput #floatinglabel
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3 min read
Failed to create AVSession, error code 6600101
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Failed to create AVSession, error code 6600101

#harmonyos #avsession #error6600101 #asyncdestruction
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2 min read
Why Global State or Singletons Fail Between UIAbility and ExtensionAbility
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Why Global State or Singletons Fail Between UIAbility and ExtensionAbility

#harmonyos #stagemodel #extensionability #uiability
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2 min read
What Should Be Initialized in AbilityStage? A Guide to App-Wide Setup in HarmonyOS
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What Should Be Initialized in AbilityStage? A Guide to App-Wide Setup in HarmonyOS

#harmonyos #stagemodel #abilitystage #processinitialization
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2 min read
Does AbilityStage Survive Ability Restarts? Lifecycle Deep Dive
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Does AbilityStage Survive Ability Restarts? Lifecycle Deep Dive

#harmonyos #stagemodel #abilitystage #applifecycle
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2 min read
Generate SM2 Key Pair Using Key Parameters for Encryption and Decryption
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Generate SM2 Key Pair Using Key Parameters for Encryption and Decryption

#harmonyos #sm2encryption #asn1 #cryptoframework
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2 min read
Base32 Missing = Padding Causes TOTP (HMAC) Mismatch in HarmonyOS
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Base32 Missing = Padding Causes TOTP (HMAC) Mismatch in HarmonyOS

#harmonyos #totp #base32 #rfc6238
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4 min read
Code Execution Restrictions in Worker Threads
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Code Execution Restrictions in Worker Threads

#harmonyos #workerthreads #arkts #threadsafety
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2 min read
SM4 CTR Mode Encryption Decryption Fails When Using IVParams Spec
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SM4 CTR Mode Encryption Decryption Fails When Using IVParams Spec

#harmonyos #sm4encryption #cryptoframework #ctrmode
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2 min read
Add Multiple Markers with Custom Styles on HarmonyOS Map
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Add Multiple Markers with Custom Styles on HarmonyOS Map

#harmonyos #mapkit #arkts #custommarker
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2 min read
How to control the pop-up to disappear at a specified time?
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How to control the pop-up to disappear at a specified time?

#harmonyos #popupcomponent #arkts #popupoptions
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2 min read
Multi-level layout, how to pass upper-level gesture events to lower-level controls
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Multi-level layout, how to pass upper-level gesture events to lower-level controls

#harmonyos #gestureevents #arkts #hittestbehavior
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3 min read
How to solve the error problem of setting the color gradient effect using linearGradient?
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How to solve the error problem of setting the color gradient effect using linearGradient?

#harmonyos #lineargradient #arkts #colorformat
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2 min read
How to hide or show the overflowing part of a Text component when the text exceeds a specific length?
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How to hide or show the overflowing part of a Text component when the text exceeds a specific length?

#harmonyos #textcomponent #arkts #texttruncation
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3 min read
How Quick Apps Obtain Device ID
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How Quick Apps Obtain Device ID

#harmonyos #quickapp #deviceidentifier #privacyprotection
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2 min read
Bluetooth HFP Support for Third-Party Device Phone Calls
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Bluetooth HFP Support for Third-Party Device Phone Calls

#harmonyos #bluetooth #hfp #arkts
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2 min read
How to Resolve the Issue That fs APIs Cannot Read Media File Extended Information ?
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How to Resolve the Issue That fs APIs Cannot Read Media File Extended Information ?

#harmonyos #mediafiles #filepermissions #fsapi
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2 min read
Optimize the issue of excessively long time taken for real-time loading of partial URLs in web components
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Optimize the issue of excessively long time taken for real-time loading of partial URLs in web components

#harmonyos #webcomponents #arkts #performanceoptimization
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5 min read
How to solve the problem that the Scroll component cannot set an element to always be fixed in the first place
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How to solve the problem that the Scroll component cannot set an element to always be fixed in the first place

#harmonyos #scrollcomponent #arkts #stickyheader
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5 min read
Difference between the HarmonyOS lifecycle methods onPageShow, onPageHide, onForeground, and onBackground
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Difference between the HarmonyOS lifecycle methods onPageShow, onPageHide, onForeground, and onBackground

#harmonyos #arkts #lifecycle #uiability
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2 min read
Web component content is too long, how to handle the inability to scroll and link the content at the bottom?
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Web component content is too long, how to handle the inability to scroll and link the content at the bottom?

#harmonyos #webcomponents #arkts #layoutweight
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3 min read
How to resolve the issue of landscape display when loading network images using the Image component?
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How to resolve the issue of landscape display when loading network images using the Image component?

#harmonyos #imagecomponent #exif #arkts
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4 min read
How to read data when an HTTP request returns a JSON file and dataL2 access is successful?
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How to read data when an HTTP request returns a JSON file and dataL2 access is successful?

#harmonyos #httprequests #jsonparsing #arkts
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2 min read
Swipe Speed Detection Using onTouch in ArkTS
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Swipe Speed Detection Using onTouch in ArkTS

#harmonyos #arkts #touchgesture #swipespeed
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2 min read
Conversion of 16 encoded strings to Unit8Array
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Conversion of 16 encoded strings to Unit8Array

#harmonyos #uint8array #hexconversion #cryptography
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1 min read
NAPI Multithreaded Crash Issue
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NAPI Multithreaded Crash Issue

#harmonyos #arkts #napi #multithreading
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2 min read
How to implement pull-up to refresh animation in HarmonyOS?
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How to implement pull-up to refresh animation in HarmonyOS?

#harmonyos #swiper #arkts #pulluprefresh
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2 min read
Video Audio Playback
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Video Audio Playback

#harmonyos #videocomponent #arkts #videoplayback
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5 min read
How to draw text&signature on top of an image?
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How to draw text&signature on top of an image?

#harmonyos #canvas #arkts #pixelmap
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4 min read
Why does @Observed stop working after assigning JSON data from a server
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Why does @Observed stop working after assigning JSON data from a server

#harmonyos #arkts #reactivity #plaintoclass
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3 min read
Can the swiper indicator be set to have a scrollable layout outside
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Can the swiper indicator be set to have a scrollable layout outside

#harmonyos #swiper #arkts #dotindicator
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2 min read
Get Data from API with RCP in HarmonyOS
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Get Data from API with RCP in HarmonyOS

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3 min read
How to Use Interactive Map on Wearable App
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How to Use Interactive Map on Wearable App

#harmonyos #mapkit #smartwatchdevelopment #wearableapps
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3 min read
Using Transient Tasks in HarmonyOS: A DownloadCenter Sample
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Using Transient Tasks in HarmonyOS: A DownloadCenter Sample

#harmonyos #arkts #backgroundtasks #transienttasks
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5 min read
🔔How to send notifications to user while app is running on background?🔔
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🔔How to send notifications to user while app is running on background?🔔

#harmonyos #arkts #backgroundtasks #pushnotifications
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2 min read
Small Data, Smart Models: Sentiment Analysis in ArkTS with NLP
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Small Data, Smart Models: Sentiment Analysis in ArkTS with NLP

#arkts #harmonyos #sentimentanalysis #nlp
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4 min read
Getting Started with ScanKit in HarmonyOS (QR Code Generator)
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Getting Started with ScanKit in HarmonyOS (QR Code Generator)

#harmonyos #scankit #qrcodegenerator #arkts
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2 min read
UX Design Principles for HarmonyOS: Circle & Rectangle Watches
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UX Design Principles for HarmonyOS: Circle & Rectangle Watches

#harmonyos #smartwatchdesign #wearableux #circularui
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2 min read
Performant ArkTS Programming: Best Practices for High-Efficiency Code
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Performant ArkTS Programming: Best Practices for High-Efficiency Code

#harmonyos #arkts #performanceoptimization #typescript
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3 min read
Implementing Pagination with ArkTS Using Remote Communication Kit
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Implementing Pagination with ArkTS Using Remote Communication Kit

#harmonyos #remotecommunicationkit #pagination #apiintegration
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3 min read
Understanding ArkTS ArcList: The Go-To Component for Watch UIs
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Understanding ArkTS ArcList: The Go-To Component for Watch UIs

#harmonyos #arkts #smartwatchdevelopment #wearableui
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6 min read
DevEco Studio 5.1.0: Build and Run Your First HarmonyOS Wearable App on Huawei Watch 5
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DevEco Studio 5.1.0: Build and Run Your First HarmonyOS Wearable App on Huawei Watch 5

#devcostudio510 #harmonyos #wearables #huaweiwatch5
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4 min read
HarmonyOS: Building Persistent Tabs Using the Navigation Component
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HarmonyOS: Building Persistent Tabs Using the Navigation Component

#harmonyos #arkts #arkui #tabscomponent
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5 min read
🧭 Getting Started with Location Kit in HarmonyOS: A Developer’s Guide
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🧭 Getting Started with Location Kit in HarmonyOS: A Developer’s Guide

#harmonyos #locationservices #mobiledevelopment #permissions
1
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2 min read
ArkTS Coding Style Guide: Writing Clean, Readable, and Efficient Code
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ArkTS Coding Style Guide: Writing Clean, Readable, and Efficient Code

#harmonyos #arkts #codingstyle #typescript
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3 min read
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