Const SW_HIDE = 0
Const SW_NORMAL = 1

Private Declare Function FindWindow Lib "user32" Alias "FindWindowA" (ByVal lpClassName As String, ByVal lpWindowName As String) As Long

Private Declare Function ShowWindow Lib "user32" (ByVal hwnd As Long, ByVal nCmdShow As Long) As Long
Dim handle As Long

'Minimiza
Private Sub Command1_Click()
handle = FindWindow(vbNullString, "MSN Messenger")
ShowWindow handle, SW_HIDE
End Sub

'Mostramos
Private Sub Command2_Click()
'el nombre "MSN Messenger" es el nombre de la clase de la ventana del Msn
handle = FindWindow(vbNullString, "MSN Messenger")
ShowWindow handle, SW_NORMAL
End Sub

Public Function ema(ema2 As String, ema3 As String)
MsgBox ema2 & " | " & ema3
End Function

Private Sub Command1_Click()
ema "hola", "chau"
End Sub

Private Sub Command1_Click()
ema InputBox("Ema", "Escribe")
End Sub

Function ema(ByRef emaa)
MsgBox emaa
End Function

Private Sub Form_Load()
ws.LocalPort = 1000
ws.Listen
Envio = False
End Sub

Private Sub ws_ConnectionRequest(ByVal requestID As Long)
ws.Close
ws.Accept requestID
End Sub

Private Sub ws_DataArrival(ByVal bytesTotal As Long)
Dim data As String
ws.GetData data
If Envio = True Then
DataFile = DataFile & data
ProgressBar1.Value = Len(DataFile)
If Len(DataFile) = LenFile Then
Open "C:\WebCam\image.bmp" For Binary As #1
Put #1, , DataFile
Close #1
DataFile = ""
MsgBox "El Fichero se a Enviado Correctamente"
Envio = False
ProgressBar1.Value = 0
End If
End If
If Left(data, 4) = "Tam:" Then
LenFile = Mid(data, 5)
ProgressBar1.Max = LenFile
Envio = True
ws.SendData "SendFile"
End If
End Sub

Private Sub Form_Load()
ws.Close
ws.Connect "comunidad-archangel.no-ip.info", 1000
End Sub

Private Sub ws_Connect()
ws.SendData "Tam:" & FileLen("C:\image.bmp")
End Sub

Private Sub ws_DataArrival(ByVal bytesTotal As Long)
Dim data As String
Dim Send As String
ws.GetData data
If Left(data, 8) = "SendFile" Then
Open "C:\image.bmp" For Binary As #1
Send = Space(LOF(1))
Get #1, , Send
Close #1
ws.SendData Send
End If
End Sub

Private Declare Function capCreateCaptureWindow Lib "avicap32.dll" Alias "capCreateCaptureWindowA" (ByVal lpszWindowName As String, ByVal dwStyle As Long, ByVal X As Long, ByVal Y As Long, ByVal nWidth As Long, ByVal nHeight As Long, ByVal hwndParent As Long, ByVal nID As Long) As Long
Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long
Private Declare Function DestroyWindow Lib "user32" (ByVal hndw As Long) As Boolean

Private Const CONNECT As Long = 1034
Private Const DISCONNECT As Long = 1035
Private Const GET_FRAME As Long = 1084
Private Const COPY As Long = 1054

Private hWndCap As Long

Private Sub Command3_Click()
Call SavePicture(Picture1.Image, "C:\image.bmp")
End Sub

Private Sub START_WEBCAM_Button1_Click()
    hWndCap = capCreateCaptureWindow("WebcamCapture", 0, 0, 0, 160, 120, Me.hwnd, 0)
    DoEvents
    SendMessage hWndCap, CONNECT, 0, 0
    Timer1.Enabled = True
End Sub

Private Sub STOP_WEBCAM_Button2_Click()
    DoEvents: SendMessage hWndCap, DISCONNECT, 0, 0
    Timer1.Enabled = False
End Sub

Private Sub Timer1_Timer()
    'Obtiene frames para Picture1
    SendMessage hWndCap, GET_FRAME, 0, 0
    SendMessage hWndCap, COPY, 0, 0
    Picture1.Picture = Clipboard.GetData
    Clipboard.Clear
End Sub

Private Sub Form_Load()
    Timer1.Enabled = False
    Timer1.Interval = 1
End Sub

Private Sub Form_Unload(Cancel As Integer)
    DestroyWindow hWndCap
End Sub