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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
How to draw a popup window with an image that exceeds the popup window border
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How to draw a popup window with an image that exceeds the popup window border

#harmonyos #customdialog #bindsheet #componentoverflow
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5 min read
How To Add A Slide In-Out Animation To CustomDialog To Achieve Sliding In From The Bottom Right Corner and Sliding Out
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How To Add A Slide In-Out Animation To CustomDialog To Achieve Sliding In From The Bottom Right Corner and Sliding Out

#harmonyos #customdialog #slidinganimation #transitioneffect
Comments
3 min read
Convert the absolute coordinates in the click event to relative coordinates
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Convert the absolute coordinates in the click event to relative coordinates

#harmonyos #arkts #coordinateconversion #relativecoordinates
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3 min read
Common Huawei account login error codes and solutions
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Common Huawei account login error codes and solutions

#harmonyos #certificatefingerprint #scopepermission #signingconfigs
Comments
6 min read
Calculate the average spacing between child elements in a parent component
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Calculate the average spacing between child elements in a parent component

#harmonyos #arkts #rowcomponentequal #measuretext
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3 min read
After setting the audio stream in AudioRenderer, the output device does not meet expectations.
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After setting the audio stream in AudioRenderer, the output device does not meet expectations.

#harmonyos #audiorenderer #arkts
Comments
2 min read
How to solve the problem that the corresponding UI is not refreshed when the value of Provide modifier is changed
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How to solve the problem that the corresponding UI is not refreshed when the value of Provide modifier is changed

#harmonyos #arkts #statemanagement #uirefreshissue
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4 min read
Implement synchronized rotating image animation across pages
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Implement synchronized rotating image animation across pages

#harmonyos #arkts #appstorage #imagerotateanimation
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3 min read
How to achieve auto-fill for text boxes
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How to achieve auto-fill for text boxes

#harmonyos #autocompletion #textinputcomponent #onchangecallback
Comments
2 min read
Dynamically set the corner radius of an Image.
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Dynamically set the corner radius of an Image.

#harmonyos #slidercomponent #imagecomponent #borderradius
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2 min read
How do I play music in the background?
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How do I play music in the background?

#harmonyos #avsession #mediacontroller #backgroundplayback
Comments
2 min read
Escape Button using ArkTS in HarmonyOS
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Escape Button using ArkTS in HarmonyOS

#harmonyos #escapebutton #dynamicpositioning #animateto
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2 min read
How to download and play voice data in string format?
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How to download and play voice data in string format?

#harmonyos #arkts #avplayer #httprequest
Comments
5 min read
Scroll to the top or bottom, then drag up or down to execute a custom method
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Scroll to the top or bottom, then drag up or down to execute a custom method

#harmonyos #scrollcomponent #pangesture #currentoffset
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2 min read
LazyForEach implements item deletion animation effect
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LazyForEach implements item deletion animation effect

#harmonyos #lazyforeach #listcomponent #transitioneffect
Comments
2 min read
How to dynamically set the nextMargin property of the Swiper component
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How to dynamically set the nextMargin property of the Swiper component

#harmonyos #swipercomponent #nextmargin #onanimationstart
Comments
2 min read
How Do I Solve the Problem that the Content Is Blurred After Canvas Draws or Zooms?
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How Do I Solve the Problem that the Content Is Blurred After Canvas Draws or Zooms?

#harmonyos #arkts #canvascomponent #textcomponent
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2 min read
How Do I Resolve the Conflict Between the Drag and Touch Function and the Long Touch Function?
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How Do I Resolve the Conflict Between the Drag and Touch Function and the Long Touch Function?

#harmonyos #listitem #pangesture #arkts
Comments
6 min read
Repeated Page Rendering Occurs When TabContent Is Switched Between Tabs
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Repeated Page Rendering Occurs When TabContent Is Switched Between Tabs

#harmonyos #arkts #tabscomponent #duplicaterendering
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2 min read
How to display only the corresponding TabContent page?
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How to display only the corresponding TabContent page?

#harmonyos #arkts #tabscomponent
Comments
3 min read
How to develop a dynamic balancing simulation interface using the gyroscope and accelerometer.
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How to develop a dynamic balancing simulation interface using the gyroscope and accelerometer.

#harmonyos #sensorservicekit #balancesimulation #arkts
Comments
5 min read
How can dynamic interface changes be implemented within the same page in HarmonyOS Lite Wearable applications?
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How can dynamic interface changes be implemented within the same page in HarmonyOS Lite Wearable applications?

#harmonyos #javascript #statemanagement #conditionalrendering
Comments
7 min read
The WrappedBuilder error indicates a mismatch in generic parameter types.
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The WrappedBuilder error indicates a mismatch in generic parameter types.

#harmonyos #typescriptgenerics #wrappedbuilder #arkts
Comments
2 min read
The search results using the "poi" keyword are inconsistent with those from Petal Maps.
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The search results using the "poi" keyword are inconsistent with those from Petal Maps.

#harmonyos #petalmap #searchbytext #arkts
Comments
2 min read
Rules for integrating multiple HAP packages into the same HSP
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Rules for integrating multiple HAP packages into the same HSP

#harmonyos #versioncodealignment #integratedhsp #codereuse
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4 min read
How to Set Up Scrolling in GridRow Layout?
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How to Set Up Scrolling in GridRow Layout?

#harmonyos #gridrowlayout #scrollcomponent
Comments
3 min read
Is the bidirectional synchronization syntax of system components compatible with deep objects?
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Is the bidirectional synchronization syntax of system components compatible with deep objects?

#harmonyos #arkts #twowaydatabinding #bidirectionalsynchronization
Comments
2 min read
restool Compilation Error – 'distro' not object
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restool Compilation Error – 'distro' not object

#harmonyos #restool #resourcecompilation #jsonvalidation
Comments
2 min read
Read SVG Image Resources as PixelMap in HarmonyOS
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Read SVG Image Resources as PixelMap in HarmonyOS

#harmonyos #imagesource #decodingoptions #pixelmap
Comments
2 min read
Obtain Manufacturer Data from Bluetooth Broadcast Packet
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Obtain Manufacturer Data from Bluetooth Broadcast Packet

#harmonyos #bleadvertisingpayload #arkts #arraybuffer
Comments
2 min read
How to Obtain Project Resource Files (resfile) in HarmonyOS
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How to Obtain Project Resource Files (resfile) in HarmonyOS

#harmonyos #resfiledirectory #uiabilitycontext #arkts
Comments
2 min read
What Can I Do If Multiple Threads Fail to Be Created in a TaskPool to Modify a Variable of a Single Instance?
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What Can I Do If Multiple Threads Fail to Be Created in a TaskPool to Modify a Variable of a Single Instance?

#harmonyos #taskpool #singletonpattern #asynclock
Comments
3 min read
Unable to obtain NearLink connection status
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Unable to obtain NearLink connection status

#harmonyos #connectionstatechange #unsubscription #arkts
Comments
3 min read
TaskPool ensures that multiple concurrent tasks are executed in sequence
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TaskPool ensures that multiple concurrent tasks are executed in sequence

#harmonyos #taskpool #sequencerunner #taskdependencies
Comments
3 min read
Implementing a Protractor Function with Canvas
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Implementing a Protractor Function with Canvas

#harmonyos #canvascomponent #protractorimplementation #arkts
Comments
3 min read
How to Obtain the List of Device Sensors
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How to Obtain the List of Device Sensors

#harmonyos #sensorservicekit #arkts #devicesensors
Comments
4 min read
How to implement single selection after customizing styles through ContentModifier in the Radio component?
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How to implement single selection after customizing styles through ContentModifier in the Radio component?

#harmonyos #radiocomponent #contentmodifierinterface #arkts
Comments
2 min read
How to change the background color of the close button in the semi-modal pop-up window?
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How to change the background color of the close button in the semi-modal pop-up window?

#harmonyos #arkts #bindsheet #symbolglyphcomponent
Comments
2 min read
How to Apply for data-group-id for Shared Sandbox (IME Kit)
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How to Apply for data-group-id for Shared Sandbox (IME Kit)

#harmonyos #sharedsandbox #datagroupid #customime
Comments
2 min read
Cloud Debugging & Cloud Testing — Time Quotas (HarmonyOS)
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Cloud Debugging & Cloud Testing — Time Quotas (HarmonyOS)

#harmonyos #clouddebugging #appgalleryconnect #cloudtesting
Comments
2 min read
Bidirectional binding problem
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Bidirectional binding problem

#harmonyos #arkts #slidercomponent #statemanagement
Comments
2 min read
Are all the faces in userIAM 3D faces?
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Are all the faces in userIAM 3D faces?

#harmonyos #useriam #3dfacialrecognition #faceid
Comments
3 min read
After compressing data using zip.deflate, how can I obtain the length of the encoded data?
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After compressing data using zip.deflate, how can I obtain the length of the encoded data?

#harmonyos #zlib #zipcompression #zstream
Comments
2 min read
App Update Failure Due to Different Signature (17700073)
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App Update Failure Due to Different Signature (17700073)

#harmonyos #appupdate #signingcertificate #hapinstallation
Comments
2 min read
How to get the width of a web component
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How to get the width of a web component

#harmonyos #webcomponents #getrectanglebyid #runjavascript
Comments
4 min read
How to Achieve Width and Height Adaptation of Text Component within a Set Range
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How to Achieve Width and Height Adaptation of Text Component within a Set Range

#harmonyos #textcomponent #rowlayout #constraintsize
Comments
4 min read
What Can I Do If PersistentStorage Cannot Obtain Persistent Data?
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What Can I Do If PersistentStorage Cannot Obtain Persistent Data?

#harmonyos #persistentstorage #datapersistence #arkts
Comments
4 min read
Scroll Offset Retrieval Method
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Scroll Offset Retrieval Method

#harmonyos #scrollcomponent #scrolldirection #arkts
Comments
4 min read
How to encapsulate and invoke custom pop-up windows
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How to encapsulate and invoke custom pop-up windows

#harmonyos #encapsulation #customdialog #arkts
Comments
4 min read
How to add and dynamically modify global watermarks
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How to add and dynamically modify global watermarks

#harmonyos #globalwatermark #overlay #canvas
Comments
5 min read
How to Achieve Automatic Font Size Scaling and Ellipsis for Text
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How to Achieve Automatic Font Size Scaling and Ellipsis for Text

#harmonyos #textcomponent #dynamicfontsize #textoverflow
Comments
2 min read
How to obtain the original data corresponding to the data observed by @ObservedV2?
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How to obtain the original data corresponding to the data observed by @ObservedV2?

#harmonyos #gettarget #arkts #originaldataretrieval
Comments
3 min read
[Smart Watch] [API 6] Using 'PersistentStorage' for data persistence does not work
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[Smart Watch] [API 6] Using 'PersistentStorage' for data persistence does not work

#harmonyos #persistentstorage #entryability #appstorage
Comments
1 min read
Some issues about migrating hce app from GT5 to wearable devices
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Some issues about migrating hce app from GT5 to wearable devices

#harmonyos #litewearablemigration #hcecmdcallback #hce
Comments
2 min read
Rotating crown with Image component inside ArcList takes effect, but rotating crown with custom component does not take effect?
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Rotating crown with Image component inside ArcList takes effect, but rotating crown with custom component does not take effect?

#harmonyos #arclist #digitalcrown #focusable
Comments
2 min read
Implement location functionality on a map
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Implement location functionality on a map

#harmonyos #currentlocation #coordinateconversion #arkts
Comments
4 min read
How to resolve the screen flickering issue when the splash screen background and the startWindowIcon property are set to the same image?
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How to resolve the screen flickering issue when the splash screen background and the startWindowIcon property are set to the same image?

#harmonyos #syncload #startwindowicon #appstartupflicker
Comments
1 min read
Cropping Text Areas from Images After Text Recognition
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Cropping Text Areas from Images After Text Recognition

#harmonyos #textrecognition #textareacropping #arkts
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2 min read
Using overlay for Floating Announcement Layers in HarmonyOS
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Using overlay for Floating Announcement Layers in HarmonyOS

#harmonyos #overlaymanager #componentcontent #arkts
Comments
3 min read
UI Not Updating During animateTo Loop Animation
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UI Not Updating During animateTo Loop Animation

#harmonyos #animateto #keyframeanimateto #uiupdate
Comments
2 min read
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