MicrosoftEdge / MicrosoftEdge/WebView2Feedback

[Problem/Bug]: HdmiDisplayInformation.getForCurrentView().getSupportedDisplayModes() throws error in JS

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Description

What happened?

Calling window.Windows.Graphics.Display.Core.HdmiDisplayInformation.getForCurrentView().getSupportedDisplayModes() in JavaScript throws error:

VM1610:1 Uncaught Error: Member not found. (0x80020003)
    at RemoteMessenger.postSyncRequestMessage (<anonymous>:1:18409)
    at Function.applyHostFunction (<anonymous>:1:38041)
    at Object.apply (<anonymous>:1:26077)
    at <anonymous>:1:81
Importance

Blocking. My app's basic functions are not working due to this issue.

Runtime Channel

Stable release (WebView2 Runtime)

Runtime Version

No response

SDK Version

No response

Framework

WinUI2/UWP

Operating System

Xbox

OS Version

No response

Repro steps

Follow steps here to add a WinRT adapter: https://learn.microsoft.com/en-us/microsoft-edge/webview2/how-to/winrt-from-js?tabs=winui2%2Cwinrtcsharp

Add the Windows.Display.Graphics.Core package

Expose to JS runtime via bridge

Call window.Windows.Graphics.Display.Core.HdmiDisplayInformation.getForCurrentView().getSupportedDisplayModes() in the JS app.

Observe the below error:
image

Repros in Edge Browser

No, issue does not reproduce in the corresponding Edge version

Regression

No, this never worked

Last working version (if regression)

No response

Contributor guide

No contributing guide indexed for this repository

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Assessment

This issue has not been assessed yet.

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