Sets the value of the widget.
Returns the input element of the widget.
Returns the container element of the widget.
Returns the element of the widget.
Hides the widget from the form.
Shows the widget on the form.
Returns the filename of a selected file.
Returns the model object of the widget, which contains a number of useful properties.
In the case of the CRM FileUpload, these returned properties and their types are:
toggles the visibility of the widget.
set the widget state to read only