Additional received WebMessage objects. To pass additionalObjects via
WebMessage to the app, use the
chrome.webview.postMessageWithAdditionalObjects content API.
Any DOM object type that can be natively representable that has been
passed in to additionalObjects parameter will be accessible here.
Currently a WebMessage object can be the ICoreWebView2File type.
Entries in the collection can be nullptr if null or undefined was
passed.
Additional received WebMessage objects. To pass additionalObjects via WebMessage to the app, use the chrome.webview.postMessageWithAdditionalObjects content API. Any DOM object type that can be natively representable that has been passed in to additionalObjects parameter will be accessible here. Currently a WebMessage object can be the ICoreWebView2File type. Entries in the collection can be nullptr if null or undefined was passed.