UIActionDisplayEvaluator Property

Javascript function that is executed clientside to evaluate whether or not to display the action to the user. If Location is "Toolbar" the function is executed once when the page loads. If Location is "ContextMenu" the function is executed every time an object is activated to display the context menu. If the function is defined then it must return true in order for the action to be displayed in the page / for the activated object. The evaluator must be a function that receives an args object. Example: "function(args) { return true; }" Can be null.

public string DisplayEvaluator { get; set; }