C# Definition:

struct COMBOBOXINFO {
    public Int32 cbSize;
    public RECT rcItem;
    public RECT rcButton;
    public ComboBoxButtonState buttonState;
    public IntPtr hwndCombo;
    public IntPtr hwndEdit;
    public IntPtr hwndList;
}

VB Definition:

Private Type COMBOBOXINFO
    cbSize As Long
    rcItem As RECT
    rcButton As RECT
    stateButton As Long
    hwndCombo As Long
    hwndEdit As Long
    hwndList As Long
End Type

User-Defined Field Types:

ComboBoxButtonState, RECT

Notes:

None.