import wx

class DefaultTextCtrl(wx.TextCtrl):
    def __init__(self, defaultText, *args, **kwargs):
        self.defaultText = defaultText
        wx.TextCtrl.__init__(self, *args, **kwargs)
        self.Bind(wx.EVT_KILL_FOCUS, self.OnKillFocus)
        self.Bind(wx.EVT_SET_FOCUS, self.OnSetFocus)
        self.Bind(wx.EVT_TEXT_ENTER, self.OnTextEnter)
        self.SetFocus()
    @property
    def defaultText(self):
        return self.__defaultText
    @defaultText.setter
    def defaultText(self, defaultText):
        self.__defaultText = defaultText
    def OnSetFocus(self, evt):
        if self.defaultText in (None, ''):
            evt.Skip()
            return
        currText = self.GetValue()
        self.SetForegroundColour(wx.Colour(0, 0, 0))
        if currText == self.defaultText:
            self.SetValue('')
        evt.Skip()
    def OnKillFocus(self, evt):
        if self.defaultText in (None, ''):
            evt.Skip()
            return
        currText = self.GetValue()
        if currText == '':
            self.SetValue(self.defaultText)
            self.SetForegroundColour(wx.Colour(119, 119, 119))
        evt.Skip()
    def OnTextEnter(self, evt):
        evt.EventObject.Navigate()
        evt.Skip()

class MyFrame(wx.Frame):
    def __init__(self, *args, **kwargs):
        wx.Frame.__init__(self, *args, **kwargs)
        self.SetSizeHintsSz(wx.DefaultSize, wx.DefaultSize)
        bSizer1 = wx.BoxSizer(wx.VERTICAL)
        self.panel = wx.Panel(self, wx.ID_ANY, wx.DefaultPosition, wx.DefaultSize, wx.TAB_TRAVERSAL)
        sizer = wx.BoxSizer(wx.VERTICAL)
        ctrl = wx.SearchCtrl(self.panel)
        ctrl.SetDescriptiveText('Name')
        ctrl.ShowSearchButton(False)
        sizer.Add(ctrl, 0, wx.ALL, 5)
        defaultTextCtrl = DefaultTextCtrl("First Name", self.panel, wx.ID_ANY, wx.EmptyString, wx.DefaultPosition, wx.DefaultSize, 0)
        sizer.Add(defaultTextCtrl, 0, wx.ALL, 5)
        defaultTextCtrl1 = DefaultTextCtrl("Last Name", self.panel, wx.ID_ANY, wx.EmptyString, wx.DefaultPosition,
                                           wx.DefaultSize, 0)
        sizer.Add(defaultTextCtrl1, 0, wx.ALL, 5)
        self.panel.SetSizer(sizer)
        self.panel.Layout()
        sizer.Fit(self.panel)
        bSizer1.Add(self.panel, 1, wx.EXPAND | wx.ALL, 5)
        self.SetSizer(bSizer1)
        self.Layout()
        self.Centre(wx.BOTH)

if __name__ == '__main__':
    # creating an app
    app = wx.App()
    frame = MyFrame(None, title='TextCtrl Default Text Example', )
    frame.Show()
    app.MainLoop()