In windowed mode, this party is synchronous. Right until you set Managed to true or perhaps the function handler returns, the browser system is blocked and outgoing cross-approach COM calls will fall short with RPC_E_CANTCALLOUT_ININPUTSYNCCALL. All CoreWebView2 methods get the job done, nonetheless. In windowless manner, the function is asynchronous. https://kylerpqsst.tkzblog.com/37546752/everything-about-color-palette