Indicates the type of input field focused for IWebView.FocusedInputFieldChanged.
Indicates that an <iframe> element is focused. This is its own type because the FocusedInputFieldChanged event's implementation is unable detect the type of element that is focused inside an <iframe>.
Indicates that no input field is focused.
Indicates that a text input field is focused. Examples of a text input field include an <input> element, a <textarea> element, and an element with a contenteditable attribute.