Bundle Management Development How do I determine whether an application is a system application? (API version 9) Solution Use bundleManager.getApplicationInfo (available only for system applications)
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openharmony 鸿蒙 faqs-arkui-web
Web Development How do HTML5 pages interact with ArkTS? (API version 10) Symptom Currently, javaScriptProxy supports only synchronous invoking. This means that no execution results can be obtained for
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openharmony 鸿蒙 faqs-arkui-route-nav
ArkUI Routing/Navigation Development (ArkTS) Why can't class objects be transferred through params in the router API? (API version 9) Only attributes in an object can be transferred, and methods in th
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openharmony 鸿蒙 faqs-arkui-layout
ArkUI Layout Development (ArkTS) What should I do if the height settings in position do not take effect? (API version 9) Solution When position is set for a container component, it is taken out of nor
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openharmony 鸿蒙 faqs-arkui-js
ArkUI Development (JS) Does the <input> component support center alignment? (API version 9) Applicable to: FA model Symptom The text-align style does not work for the <input> component. So
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openharmony 鸿蒙 faqs-arkui-component
ArkUI Component Development (ArkTS) Can custom dialog boxes be defined and used in .ts files? (API version 9) Unfortunately not. Custom dialog boxes require ArkTS syntax for definition and initializat
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openharmony 鸿蒙 faqs-arkui-arkts
ArkTS Syntax Usage How do I dynamically create components using code in ArkUI? (API version 9) Solution ArkUI uses the ArkTS declarative development paradigm. Developers cannot hold component instance
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openharmony 鸿蒙 faqs-arkui-animation-interactive-event
ArkUI Animation/Interaction Event Development (ArkTS) What should I do if the onBlur and onFocus callbacks cannot be triggered? (API version 9) Problem The onBlur and onFocus callbacks of the focus ev
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openharmony 鸿蒙 faqs-ability-access-control
Application Access Control Development Can the app listen for the permission change made in Settings? (API version 9) Third-party apps cannot listen for the permission change. Why is there no window d
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openharmony 鸿蒙 cppcrash-guidelines
C++ Crash (Process Crash) Detection Overview After a process crashes, the system detects the crash, captures crash information, generates crash logs, and reports crash events, providing detailed maint
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