ToolTip.Show Method (String, IWin32Window, Int32)
Sets the ToolTip text associated with the specified control, and then displays the ToolTip for the specified duration.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
The ToolTip is positioned in the center of the associated control represented by the win parameter. To display the ToolTip modally, call the Show(String, IWin32Window) overloaded version of this method instead.