onEnterFullscreen method
void
onEnterFullscreen()
inherited
Event fired when the current page has entered full screen mode.
Official Android API: https://developer.android.com/reference/android/webkit/WebChromeClient#onShowCustomView(android.view.View,%20android.webkit.WebChromeClient.CustomViewCallback)
Official iOS API: https://developer.apple.com/documentation/uikit/uiwindow/1621621-didbecomevisiblenotification
Implementation
void onEnterFullscreen() {}