Enables a System.Windows.Forms.Form to function correctly when it is opened modelessly from WPF.
Assembly: WindowsFormsIntegration (in WindowsFormsIntegration.dll)
Call the method to forward all keyboard messages when a System.Windows.Forms.Form is opened modelessly. The method installs a message filter that is required for modeless forms to function correctly when opened by WPF. You need to call this method only once for a particular WindowsFormsHost instance.