System.Windows.Forms 1.0.5000.0 2.0.0.0 System.EventArgs System.Runtime.InteropServices.ComVisible(true) The class exposes a public event. You can use the properties of the class to return custom help for a particular control to an accessible client, such as a screen reader. When you handle the event, you must set the values of the , , and properties to appropriate values. The property should be a string representation of a numeric Help topic ID. Provides data for the event. Constructor To be added. Initializes a new instance of the class. 1.0.5000.0 2.0.0.0 Constructor To be added. Initializes a new instance of the class. The file containing Help for the . The string defining what Help to get for the . The keyword to associate with the Help request for the . 1.0.5000.0 2.0.0.0 Property System.String To be added. To be added. Gets or sets the Help keyword for the specified control. 1.0.5000.0 2.0.0.0 Property System.String To be added. To be added. Gets or sets a value specifying the name of the Help file. 1.0.5000.0 2.0.0.0 Property System.String To be added. To be added. Gets or sets the string defining what Help to get for the . 1.0.5000.0 2.0.0.0