vbnet FindWindow

VBNET WindowsAPI:
Declare Function FindWindow Lib "user32" Alias "FindWindowA" (ByVal lpClassName As String, ByVal lpWindowName As String) As Integer


應用:
 Dim hwd1 As IntPtr
  hwd1 = FindWindow(vbNullString, "程式名稱")

        If hwd1.Equals(IntPtr.Zero) Then
            Label1.Text = "該程式沒執行"
        Else
            Label1.Text = "該程式執行"
        End If