BeforeValueChangeCallback Delegate

public delegate int BeforeValueChangeCallback(
	FPDF_FORMFILLNOTIFY pThis,
	IntPtr field,
	string value
)

Public Delegate Function BeforeValueChangeCallback ( 
	pThis As FPDF_FORMFILLNOTIFY,
	field As IntPtr,
	value As String
) As Integer

public delegate int BeforeValueChangeCallback(
	FPDF_FORMFILLNOTIFY^ pThis, 
	IntPtr field, 
	String^ value
)

type BeforeValueChangeCallback = 
    delegate of 
        pThis : FPDF_FORMFILLNOTIFY * 
        field : IntPtr * 
        value : string -> int

/** @delegate */
public delegate int BeforeValueChangeCallback(
	FPDF_FORMFILLNOTIFY pThis,
	IntPtr field,
	String value
)

function(pThis, field, value);