def __init__(self, parent):
wx.Frame.__init__(self,
parent,
id=wx.ID_ANY,
title=wx.EmptyString,
pos=wx.DefaultPosition,
size=wx.Size(500, 500),
style=wx.DEFAULT_FRAME_STYLE | wx.TAB_TRAVERSAL)
self.Bind(wx.EVT_ACTIVATE, self.actualizarBitmap
) #evento para actualizar el bitmap luego de tomar la foto
self.SetSizeHintsSz(wx.Size(500, 500), wx.Size(600, 600))
bSizer1 = wx.BoxSizer(wx.VERTICAL)
self.m_button1 = wx.Button(self, wx.ID_ANY, u"Tomar Foto",
wx.DefaultPosition, wx.DefaultSize, 0)
bSizer1.Add(self.m_button1, 0, wx.ALL, 5)
self.btn_guardar = wx.Button(self, wx.ID_ANY, u"Guardar",
wx.DefaultPosition, wx.DefaultSize, 0)
bSizer1.Add(self.btn_guardar, 0, wx.ALL, 5)
self.nombre = wx.TextCtrl(self, wx.ID_ANY, wx.EmptyString,
wx.DefaultPosition, wx.DefaultSize, 0)
bSizer1.Add(self.nombre, 0, wx.ALL, 5)
#Especificando que al momento de abrir el formulario nos busque si hay una foto de un usuario
#en el lugar donde no tiene que ser, si la hay que la borre, para asi poner
#un png por defecto que es la silueta de un user
self.ruta = "orig_frame.jpg"
if os.path.exists(self.ruta):
os.remove(self.ruta)
self.ruta = "user.png"
print "Habia foto, pero se a eliminado"
else:
self.ruta = "user.png"
print "NO existia imagen de usuario en el sistema"
img = wx.Image(self.ruta, wx.BITMAP_TYPE_ANY) ##copiar
self.imagen2 = wx.StaticBitmap(self, wx.ID_ANY,
wx.BitmapFromImage(img),
wx.DefaultPosition, (200, 200), 0)
self.ancho = 200
self.alto = 200
self.imagen2.SetBackgroundColour(
wx.SystemSettings.GetColour(wx.SYS_COLOUR_HIGHLIGHT))
bSizer1.Add(self.imagen2, 0, wx.ALL, 5)
self.SetSizer(bSizer1)
self.Layout()
self.Centre(wx.BOTH)
# Connect Events
self.m_button1.Bind(wx.EVT_BUTTON, self.foto)
self.btn_guardar.Bind(wx.EVT_BUTTON, self.guardarImg)
self.postgres = conn.Database()
def __init__(self, parent):
wx.Frame.__init__(self,
parent,
id=wx.ID_ANY,
title=u"Welcome",
pos=wx.DefaultPosition,
size=wx.Size(268, 220),
style=wx.DEFAULT_FRAME_STYLE | wx.TAB_TRAVERSAL)
self.SetSizeHintsSz(wx.DefaultSize, wx.DefaultSize)
self.SetBackgroundColour(
wx.SystemSettings.GetColour(wx.SYS_COLOUR_HIGHLIGHT))
fgSizer1 = wx.FlexGridSizer(0, 3, 0, 0)
fgSizer1.SetFlexibleDirection(wx.BOTH)
fgSizer1.SetNonFlexibleGrowMode(wx.FLEX_GROWMODE_SPECIFIED)
fgSizer1.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_staticText1 = wx.StaticText(self, wx.ID_ANY, u"MENU",
wx.DefaultPosition, wx.DefaultSize,
0)
self.m_staticText1.Wrap(-1)
self.m_staticText1.SetFont(wx.Font(12, 74, 90, 92, False, "Sans"))
fgSizer1.Add(self.m_staticText1, 1, wx.ALL | wx.EXPAND, 5)
fgSizer1.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_bpButton1 = wx.BitmapButton(
self, wx.ID_ANY, wx.Bitmap(u"r.png", wx.BITMAP_TYPE_ANY),
wx.DefaultPosition, wx.Size(90, 90), wx.BU_AUTODRAW)
fgSizer1.Add(self.m_bpButton1, 0, wx.ALL, 5)
fgSizer1.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_button2 = wx.BitmapButton(
self, wx.ID_ANY, wx.Bitmap(u"busqueda.png", wx.BITMAP_TYPE_ANY),
wx.DefaultPosition, wx.Size(90, 90), wx.BU_AUTODRAW)
fgSizer1.Add(self.m_button2, 0, wx.ALL, 5)
self.SetSizer(fgSizer1)
self.Layout()
self.Centre(wx.BOTH)
# Connect
self.m_bpButton1.Bind(wx.EVT_BUTTON, self.abrir_registro)
self.m_button2.Bind(wx.EVT_BUTTON, self.abrir_busqueda)
self.postgres = conn.Database()
def __init__(self, parent):
wx.Frame.__init__(self,
parent,
id=wx.ID_ANY,
title=u"Registro",
pos=wx.DefaultPosition,
size=wx.Size(490, 450),
style=wx.DEFAULT_FRAME_STYLE | wx.TAB_TRAVERSAL)
self.SetSizeHintsSz(
wx.Size(490, 450), wx.Size(490, 450)
) #haciendo que siempre el formulario tenga las misms dimensiones
self.Bind(wx.EVT_ACTIVATE, self.actualizarBitmap
) #evento para actualizar el bitmap luego de tomar la foto
self.postgres = conn.Database()
self.SetBackgroundColour(
wx.SystemSettings.GetColour(wx.SYS_COLOUR_HIGHLIGHT))
fgSizer2 = wx.FlexGridSizer(0, 3, 0, 0)
fgSizer2.SetFlexibleDirection(wx.BOTH)
fgSizer2.SetNonFlexibleGrowMode(wx.FLEX_GROWMODE_SPECIFIED)
self.m_staticText8 = wx.StaticText(self, wx.ID_ANY, u"Nombre:",
wx.DefaultPosition, wx.DefaultSize,
0)
self.m_staticText8.Wrap(-1)
fgSizer2.Add(self.m_staticText8, 0, wx.ALL | wx.ALIGN_BOTTOM, 5)
self.txt_nombre = wx.TextCtrl(self, wx.ID_ANY, wx.EmptyString,
wx.DefaultPosition, wx.Size(200, -1), 0)
fgSizer2.Add(self.txt_nombre, 0, wx.ALL | wx.ALIGN_BOTTOM, 5)
#####
self.ruta = "orig_frame.jpg"
if os.path.exists(self.ruta):
os.remove(self.ruta)
self.ruta = "user.png"
print "Habia foto, pero se a eliminado"
else:
self.ruta = "user.png"
print "NO existia imagen de usuario en el sistema"
img = wx.Image(self.ruta, wx.BITMAP_TYPE_ANY)
self.ancho = 150
self.alto = 200
##bitmap
self.m_bitmap1 = wx.StaticBitmap(self, wx.ID_ANY,
wx.BitmapFromImage(img),
wx.DefaultPosition, wx.Size(140,
140), 0)
fgSizer2.Add(self.m_bitmap1, 0, wx.ALL, 5)
self.user = wx.StaticText(self, wx.ID_ANY, u"Apellido:",
wx.DefaultPosition, wx.DefaultSize, 0)
self.user.Wrap(-1)
fgSizer2.Add(self.user, 0, wx.ALL | wx.ALIGN_CENTER_VERTICAL, 5)
self.txt_apellido = wx.TextCtrl(self, wx.ID_ANY,
wx.EmptyString, wx.DefaultPosition,
wx.Size(200, -1), 0)
fgSizer2.Add(self.txt_apellido, 0, wx.ALL, 5)
self.btn_foto = wx.Button(self, wx.ID_ANY, u"Foto", wx.DefaultPosition,
wx.DefaultSize, 0)
fgSizer2.Add(self.btn_foto, 0, wx.ALL | wx.ALIGN_CENTER_HORIZONTAL, 5)
self.m_staticText10 = wx.StaticText(self, wx.ID_ANY, u"Dirección",
wx.DefaultPosition, wx.DefaultSize,
0)
self.m_staticText10.Wrap(-1)
fgSizer2.Add(self.m_staticText10, 0, wx.ALL | wx.ALIGN_CENTER_VERTICAL,
5)
self.txt_dir = wx.TextCtrl(self, wx.ID_ANY, wx.EmptyString,
wx.DefaultPosition, wx.Size(200, -1), 0)
fgSizer2.Add(self.txt_dir, 0, wx.ALL, 5)
fgSizer2.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_staticText11 = wx.StaticText(self, wx.ID_ANY, u"Teléfono:",
wx.DefaultPosition, wx.DefaultSize,
0)
self.m_staticText11.Wrap(-1)
fgSizer2.Add(self.m_staticText11, 0, wx.ALL | wx.ALIGN_CENTER_VERTICAL,
5)
self.txt_tel = wx.TextCtrl(self, wx.ID_ANY, wx.EmptyString,
wx.DefaultPosition, wx.Size(200, -1), 0)
fgSizer2.Add(self.txt_tel, 0, wx.ALL, 5)
fgSizer2.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_staticText12 = wx.StaticText(self, wx.ID_ANY, u"DUI:",
wx.DefaultPosition, wx.DefaultSize,
0)
self.m_staticText12.Wrap(-1)
fgSizer2.Add(self.m_staticText12, 0, wx.ALL | wx.ALIGN_CENTER_VERTICAL,
5)
self.txt_dui = wx.TextCtrl(self, wx.ID_ANY, wx.EmptyString,
wx.DefaultPosition, wx.Size(200, -1), 0)
fgSizer2.Add(self.txt_dui, 0, wx.ALL, 5)
fgSizer2.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_staticText6 = wx.StaticText(self, wx.ID_ANY, u"NIT:",
wx.DefaultPosition, wx.DefaultSize,
0)
self.m_staticText6.Wrap(-1)
fgSizer2.Add(self.m_staticText6, 0, wx.ALL, 5)
self.txt_nit = wx.TextCtrl(self, wx.ID_ANY, wx.EmptyString,
wx.DefaultPosition, wx.Size(200, -1), 0)
fgSizer2.Add(self.txt_nit, 0, wx.ALL, 5)
fgSizer2.AddSpacer((0, 0), 1, wx.EXPAND, 5)
fgSizer2.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.btn_guardar = wx.Button(self, wx.ID_ANY, u"Guardar",
wx.DefaultPosition, wx.DefaultSize, 0)
fgSizer2.Add(self.btn_guardar, 0, wx.ALL | wx.ALIGN_CENTER_HORIZONTAL,
5)
self.btn_cancelar = wx.Button(self, wx.ID_ANY, u"Cancelar",
wx.DefaultPosition, wx.DefaultSize, 0)
fgSizer2.Add(self.btn_cancelar, 0, wx.ALL | wx.ALIGN_CENTER_HORIZONTAL,
5)
self.SetSizer(fgSizer2)
self.Layout()
self.Centre(wx.BOTH)
# Connect Events
self.btn_guardar.Bind(wx.EVT_BUTTON, self.guardar)
self.btn_cancelar.Bind(wx.EVT_BUTTON, self.cancelar)
self.btn_foto.Bind(wx.EVT_BUTTON, self.foto)
self.padre = parent
def __init__(self, parent, fps=7):
###
wx.Frame.__init__(self,
parent,
id=wx.ID_ANY,
title=wx.EmptyString,
pos=wx.DefaultPosition,
size=wx.Size(400, 640),
style=wx.DEFAULT_FRAME_STYLE | wx.TAB_TRAVERSAL)
self.SetSizeHintsSz(wx.DefaultSize, wx.DefaultSize)
capture = cv2.VideoCapture(0)
capture.set(cv.CV_CAP_PROP_FRAME_WIDTH, 1000)
capture.set(cv.CV_CAP_PROP_FRAME_HEIGHT, 1000)
self.SetForegroundColour(
wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNSHADOW))
self.SetBackgroundColour(
wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNSHADOW))
bSizer3 = wx.BoxSizer(wx.VERTICAL)
self.m_panel1 = wx.Panel(self, wx.ID_ANY, wx.DefaultPosition,
(500, 500), wx.TAB_TRAVERSAL)
self.m_panel1.SetMinSize(wx.Size(400, 640))
self.m_panel1.SetMaxSize(wx.Size(400, 640))
self.m_panel1.SetForegroundColour(
wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNSHADOW))
self.m_panel1.SetBackgroundColour(
wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNSHADOW))
bSizer4 = wx.BoxSizer(wx.VERTICAL)
self.m_button3 = wx.Button(self.m_panel1, wx.ID_ANY, u"CAPTURA",
wx.Point(-500, -1), wx.DefaultSize, 0)
bSizer4.Add(self.m_button3, 0, wx.ALL, 5)
####
self.capture = capture
ret, frame = self.capture.read()
height, width = frame.shape[:2]
parent.SetSize((width, height))
frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
self.bmp = wx.BitmapFromBuffer(width, height, frame)
self.timer = wx.Timer(self)
self.timer.Start(1000. / fps)
self.Bind(wx.EVT_PAINT, self.OnPaint)
self.Bind(wx.EVT_TIMER, self.NextFrame)
#####
self.m_bpButton3 = wx.BitmapButton(self.m_panel1, wx.ID_ANY, self.bmp,
wx.DefaultPosition, (400, 640),
wx.BU_AUTODRAW | wx.NO_BORDER)
bSizer4.Add(self.m_bpButton3, 0, wx.ALL, 5)
self.m_bpButton3.SetForegroundColour(
wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNSHADOW))
self.m_bpButton3.SetBackgroundColour(
wx.SystemSettings.GetColour(wx.SYS_COLOUR_BTNSHADOW))
self.m_panel1.SetSizer(bSizer4)
self.m_panel1.Layout()
bSizer4.Fit(self.m_panel1)
bSizer3.Add(self.m_panel1, 1, wx.EXPAND | wx.ALL, 5)
self.SetSizer(bSizer3)
self.Layout()
self.Centre(wx.BOTH)
###
# Connect Events
self.m_button3.Bind(wx.EVT_BUTTON, self.guardar)
self.m_bpButton3.Bind(wx.EVT_BUTTON, self.guardar)
self.postgres = conn.Database()
def __init__(self, parent):
wx.Frame.__init__(self,
parent,
id=wx.ID_ANY,
title=u"Buscar Usuario",
pos=wx.DefaultPosition,
size=wx.Size(1157, 700),
style=wx.DEFAULT_FRAME_STYLE | wx.TAB_TRAVERSAL)
self.SetSizeHintsSz(wx.DefaultSize, wx.DefaultSize)
self.SetBackgroundColour(
wx.SystemSettings.GetColour(wx.SYS_COLOUR_HIGHLIGHT))
self.Bind(wx.EVT_ACTIVATE, self.actualizarBitmap
) #evento para actualizar el bitmap luego de tomar la foto
fgSizer3 = wx.FlexGridSizer(0, 3, 0, 0)
fgSizer3.SetFlexibleDirection(wx.BOTH)
fgSizer3.SetNonFlexibleGrowMode(wx.FLEX_GROWMODE_SPECIFIED)
self.m_staticText10 = wx.StaticText(self, wx.ID_ANY,
u"Busqueda", wx.DefaultPosition,
wx.Size(80, -1), 0)
self.m_staticText10.Wrap(-1)
fgSizer3.Add(self.m_staticText10, 0, wx.ALL, 5)
self.m_textbuscar = wx.TextCtrl(self, wx.ID_ANY,
wx.EmptyString, wx.DefaultPosition,
wx.Size(319, -1), 0)
fgSizer3.Add(self.m_textbuscar, 0, wx.ALL, 5)
fgSizer3.AddSpacer((0, 0), 1, wx.EXPAND, 5)
fgSizer3.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.listctrl = wx.ListCtrl(self, wx.ID_ANY, wx.Point(10, 10),
wx.Size(800, 440),
wx.LC_REPORT | wx.SUNKEN_BORDER)
fgSizer3.Add(self.listctrl, 0, wx.ALL, 5)
fgSizer5 = wx.FlexGridSizer(0, 3, 0, 0)
fgSizer5.SetFlexibleDirection(wx.BOTH)
fgSizer5.SetNonFlexibleGrowMode(wx.FLEX_GROWMODE_SPECIFIED)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
#####
self.ruta = "orig_frame.jpg"
if os.path.exists(self.ruta):
os.remove(self.ruta)
self.ruta = "user.png"
print "Habia foto, pero se a eliminado"
else:
self.ruta = "user.png"
print "NO existia imagen de usuario en el sistema"
img = wx.Image(self.ruta, wx.BITMAP_TYPE_ANY)
self.ancho = 150
self.alto = 200
##
self.m_bitmap5 = wx.StaticBitmap(self, wx.ID_ANY,
wx.BitmapFromImage(img),
wx.DefaultPosition, wx.Size(140,
140), 0)
fgSizer5.Add(self.m_bitmap5, 0, wx.ALL | wx.ALIGN_CENTER_HORIZONTAL, 5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_cambiarfoto = wx.Button(self, wx.ID_ANY, u"Cambiar foto",
wx.DefaultPosition, wx.DefaultSize, 0)
fgSizer5.Add(self.m_cambiarfoto, 0,
wx.ALL | wx.ALIGN_CENTER_HORIZONTAL, 5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_staticText17 = wx.StaticText(self, wx.ID_ANY, u"ID",
wx.DefaultPosition, wx.DefaultSize,
0)
self.m_staticText17.Wrap(-1)
fgSizer5.Add(self.m_staticText17, 0, wx.ALL, 5)
self.m_textid = wx.TextCtrl(self, wx.ID_ANY, wx.EmptyString,
wx.DefaultPosition, wx.Size(200, -1), 0)
fgSizer5.Add(self.m_textid, 0, wx.ALL, 5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_staticText18 = wx.StaticText(self, wx.ID_ANY, u"Nombre",
wx.DefaultPosition, wx.DefaultSize,
0)
self.m_staticText18.Wrap(-1)
fgSizer5.Add(self.m_staticText18, 0, wx.ALL, 5)
self.m_textnombre = wx.TextCtrl(self, wx.ID_ANY,
wx.EmptyString, wx.DefaultPosition,
wx.Size(200, -1), 0)
fgSizer5.Add(self.m_textnombre, 0, wx.ALL, 5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_staticText19 = wx.StaticText(self, wx.ID_ANY, u"Apellido",
wx.DefaultPosition, wx.DefaultSize,
0)
self.m_staticText19.Wrap(-1)
fgSizer5.Add(self.m_staticText19, 0, wx.ALL, 5)
self.m_textapellido = wx.TextCtrl(self, wx.ID_ANY,
wx.EmptyString, wx.DefaultPosition,
wx.Size(200, -1), 0)
fgSizer5.Add(self.m_textapellido, 0, wx.ALL, 5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_staticText20 = wx.StaticText(self, wx.ID_ANY, u"Dirección",
wx.DefaultPosition, wx.DefaultSize,
0)
self.m_staticText20.Wrap(-1)
fgSizer5.Add(self.m_staticText20, 0, wx.ALL, 5)
self.m_textdireccion = wx.TextCtrl(self, wx.ID_ANY,
wx.EmptyString, wx.DefaultPosition,
wx.Size(200, -1), 0)
fgSizer5.Add(self.m_textdireccion, 0, wx.ALL, 5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_staticText21 = wx.StaticText(self, wx.ID_ANY, u"Telefono",
wx.DefaultPosition, wx.DefaultSize,
0)
self.m_staticText21.Wrap(-1)
fgSizer5.Add(self.m_staticText21, 0, wx.ALL, 5)
self.m_texttelefono = wx.TextCtrl(self, wx.ID_ANY,
wx.EmptyString, wx.DefaultPosition,
wx.Size(200, -1), 0)
fgSizer5.Add(self.m_texttelefono, 0, wx.ALL, 5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_staticText22 = wx.StaticText(self, wx.ID_ANY, u"DUI",
wx.DefaultPosition, wx.DefaultSize,
0)
self.m_staticText22.Wrap(-1)
fgSizer5.Add(self.m_staticText22, 0, wx.ALL, 5)
self.m_textdui = wx.TextCtrl(self, wx.ID_ANY, wx.EmptyString,
wx.DefaultPosition, wx.Size(200, -1), 0)
fgSizer5.Add(self.m_textdui, 0, wx.ALL, 5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_staticText23 = wx.StaticText(self, wx.ID_ANY, u"NIT",
wx.DefaultPosition, wx.DefaultSize,
0)
self.m_staticText23.Wrap(-1)
fgSizer5.Add(self.m_staticText23, 0, wx.ALL, 5)
self.m_textnit = wx.TextCtrl(self, wx.ID_ANY, wx.EmptyString,
wx.DefaultPosition, wx.Size(200, -1), 0)
fgSizer5.Add(self.m_textnit, 0, wx.ALL, 5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_modificar = wx.Button(self, wx.ID_ANY, u"Modificar",
wx.DefaultPosition, wx.DefaultSize, 0)
fgSizer5.Add(self.m_modificar, 0, wx.ALL | wx.ALIGN_CENTER_HORIZONTAL,
5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
self.m_eliminar = wx.Button(self, wx.ID_ANY, u"Eliminar",
wx.DefaultPosition, wx.DefaultSize, 0)
fgSizer5.Add(self.m_eliminar, 0, wx.ALL | wx.ALIGN_CENTER_HORIZONTAL,
5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
fgSizer5.AddSpacer((0, 0), 1, wx.EXPAND, 5)
fgSizer3.Add(fgSizer5, 1, wx.EXPAND, 5)
self.SetSizer(fgSizer3)
self.Layout()
self.Centre(wx.BOTH)
# Connect
self.listctrl.Bind(wx.EVT_LIST_ITEM_SELECTED, self.seleccionar)
self.m_textbuscar.Bind(wx.EVT_TEXT, self.busqueda)
self.m_cambiarfoto.Bind(wx.EVT_BUTTON, self.foto)
self.m_modificar.Bind(wx.EVT_BUTTON, self.modificar)
self.m_eliminar.Bind(wx.EVT_BUTTON, self.eliminar)
self.padre = parent
self.ancho = 150
self.postgres = conn.Database()
#Evento cargar datos de encabezado a la lista y se definen las columnas que lleva el control
self.listctrl.InsertColumn(0, 'Id', width=50)
self.listctrl.InsertColumn(1, 'Nombre', width=250)
self.listctrl.InsertColumn(2, 'Apellido', width=250)
self.listctrl.InsertColumn(3, 'Direccion', width=250)
self.listctrl.InsertColumn(4, 'Telefono', width=100)
self.listctrl.InsertColumn(5, 'Dui', width=50)
self.listctrl.InsertColumn(6, 'Nit', width=50)
self.cargar_datos()