Private Sub Command1_Click()
Dim PName As String
PName = GetCurrPrinter()
Text1.Text = PName
End Sub

Function GetCurrPrinter() As String
GetCurrPrinter = RegGetString$(HKEY_CURRENT_CONFIG, _
"System\CurrentControlSet\Control\Print\Printers", "Default")
End Function

Function RegGetString$(hInKey As Long, ByVal subkey$, ByVal valname$)
Dim RetVal$, hSubKey As Long, dwType As Long, SZ As Long
Dim R As Long

RetVal$ = ""
Const KEY_ALL_ACCESS As Long = &HF0063
Const ERROR_SUCCESS As Long = 0
Const REG_SZ As Long = 1

R = RegOpenKeyEx(hInKey, subkey$, 0, KEY_ALL_ACCESS, hSubKey)
If R <> ERROR_SUCCESS Then GoTo Quit_Now
SZ = 256: v$ = String$(SZ, 0)
R = RegQueryValueEx(hSubKey, valname$, 0, dwType, ByVal v$, SZ)
If R = ERROR_SUCCESS And dwType = REG_SZ Then
RetVal$ = Left$(v$, SZ)
Else
RetVal$ = "--Not String--"
End If

If hInKey = 0 Then R = RegCloseKey(hSubKey)

Quit_Now:
RegGetString$ = RetVal$
End Function