harmony 鸿蒙Web Subsystem Changelog
Web Subsystem Changelog
Compared with earlier versions, OpenHarmony 4.0.2.2 has the following API changes in its web subsystem:
cl.web.1 Removal of webDebuggingAccess
The definition of the webDebuggingAccess API is inappropriate. This API should take effect for all Web instances. In light of this, it is removed and replaced by the new API setWebDebuggingAccess.
Change Impacts
This API must be deprecated and replaced with the setWebDebuggingAccess API.
Key API/Component Changes
|Class|API Type|Declaration|Change Type| | –|–|–|–| |WebAttribute|method|webDebugggingAccess(webDebugggingAccess: boolean): WebAttribute|Deleted|
Adaptation Guide
Use the new API setWebDebuggingAccess.
cl.web.2 Adding of setWebDebuggingAccess
Added the static API setWebDebuggingAccess to WebviewController. It sets whether to enable web debugging works for all Web instances.
Change Impacts
The original webDebugggingAccess API must be replaced with the new API in the application.
Key API/Component Changes
|Class|API Type|Declaration|Change Type| | –|–|–|–| |webview.WebviewController|method|static setWebDebugggingAccess(webDebugggingAccess: boolean): void|Added|
Adaptation Guide
The following exemplifies how to enable web debugging:
”`ts // xxx.ets import web_webview from ‘@ohos.web.webview’;
@Entry @Component struct WebComponent { controller: web_webview.WebviewController = new web_webview.WebviewController();
aboutToAppear():void {
try {
web_webview.WebviewController.setWebDebuggingAccess(true);
} catch(error) {
console.error(ErrorCode: ${error.code}, Message: ${error.message});
}
}
build() { Column() { Web({ src: ‘www.example.com’, controller: this.controller }) } } }
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