Events & Delegates Reference

Complete reference for all Blueprint-assignable event delegates provided by UQuestWebViewComponent.

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Event Delegates

OnWebViewReady

• Signature: ()
• Fired: When the Android hardware VirtualDisplay pipeline has finished initialization and is ready to receive input/navigation commands.

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OnTextInputFocusChanged

• Signature: (UQuestWebViewComponent* WebView, bool bFocused)
• Fired: When an HTML text input field (<input>, <textarea>, contenteditable) gains or loses user focus.
• Use Case: Show or hide 3D virtual keyboards.

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OnLoadStarted

• Signature: (const FString& Url)
• Fired: When a network navigation request begins.

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OnLoadCompleted

• Signature: (const FString& Url, const FString& Title)
• Fired: When DOM parsing completes and the webpage title becomes available.

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OnLoadProgress

• Signature: (int32 Progress)
• Fired: Periodically during page loading with a progress percentage from 0 to 100.

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OnLoadError

• Signature: (int32 ErrorCode, const FString& Description, const FString& Url)
• Fired: If a network, DNS, or HTTP error occurs during navigation.

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OnJavaScriptMessage

• Signature: (const FString& Message)
• Fired: When webpage JavaScript executes window.quest3d.postMessage(...).

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OnVideoDetected

• Signature: (const FString& Url, bool bIsPlayable, FVector2D UVPosition, FVector2D UVSize)
• Fired: When an HTML5 <video> tag is mounted or begins playback on the active webpage.