C# Definition:

struct TOOLINFO {
   public int cbSize;
   public int uFlags;
   public IntPtr hwnd;
   public IntPtr uId;
   public RECT rect;
   public IntPtr hinst;

   [MarshalAs(UnmanagedType.LPTStr)]
   public string lpszText;

   public IntPtr lParam;
}

VB Definition:

    <System.Runtime.InteropServices.StructLayout(Runtime.InteropServices.LayoutKind.Sequential)> _
    Public Structure TOOLINFO
    Public cbSize As Integer
    Public uFlags As Integer
    Public hwnd As IntPtr
    Public uId As IntPtr
    Public rect As rect
    Public hinst As IntPtr

    <System.Runtime.InteropServices.MarshalAs(Runtime.InteropServices.UnmanagedType.LPTStr)> _
      Public lpszText As String

    Public lParam As IntPtr
    End Structure

User-Defined Field Types:

None.

Notes:

None.