testrover.py

import wx
import RPi.GPIO as GPIO

        # Initialise GPIO's for Rover

GPIO.setwarnings(False)
PINS=[18,23,24,25]
GPIO.setmode(GPIO.BCM)
GPIO.setup(PINS,GPIO.OUT)

class control(wx.Frame):
   def __init__(self, parent, title):
      super(control, self).__init__(parent, title = title,size = (600,400))
      panel = wx.Panel(self)
      vbox = wx.BoxSizer(wx.VERTICAL)

      bmp = wx.Bitmap("up.png", wx.BITMAP_TYPE_ANY)
      self.forwardbtn = wx.BitmapButton(panel, id = wx.ID_ANY, bitmap = bmp,
      size = (bmp.GetWidth()+10, bmp.GetHeight()+10))
      bmp2 = wx.Bitmap("right.png", wx.BITMAP_TYPE_ANY)
      self.rightbtn = wx.BitmapButton(panel, id = wx.ID_ANY, bitmap = bmp2,
      size = (bmp2.GetWidth()+10, bmp2.GetHeight()+10))
      bmp3 = wx.Bitmap("left.png", wx.BITMAP_TYPE_ANY)
      self.leftbtn = wx.BitmapButton(panel, id = wx.ID_ANY, bitmap = bmp3,
      size = (bmp3.GetWidth()+10, bmp3.GetHeight()+10))
      bmp4 = wx.Bitmap("down.png", wx.BITMAP_TYPE_ANY)
      self.reversebtn = wx.BitmapButton(panel, id = wx.ID_ANY, bitmap = bmp4,
      size = (bmp4.GetWidth()+10, bmp4.GetHeight()+10))
      bmp5 = wx.Bitmap("stop.png", wx.BITMAP_TYPE_ANY)
      self.stopbtn = wx.BitmapButton(panel, id = wx.ID_ANY, bitmap = bmp5,
      size = (bmp5.GetWidth()+10, bmp5.GetHeight()+10))

      hbox = wx.BoxSizer(wx.HORIZONTAL)

      hbox.Add(self.forwardbtn,0,wx.ALIGN_TOP|wx.ALIGN_CENTER)
      self.forwardbtn.Bind(wx.EVT_BUTTON,self.Forward)
      self.forwardbtn.SetLabel("Forward")

      hbox.Add(self.leftbtn,0,wx.TOP,150)
      self.leftbtn.Bind(wx.EVT_BUTTON,self.Left)
      self.leftbtn.SetLabel("Left")

      hbox.Add(self.stopbtn,0,wx.TOP,150)
      self.stopbtn.Bind(wx.EVT_BUTTON,self.Stop)
      self.stopbtn.SetLabel("Stop")

      hbox.Add(self.rightbtn,0,wx.TOP,150)
      self.rightbtn.Bind(wx.EVT_BUTTON,self.Right)
      self.rightbtn.SetLabel("Right")

      hbox.Add(self.reversebtn,0,wx.ALIGN_BOTTOM|wx.ALIGN_CENTER)
      self.reversebtn.Bind(wx.EVT_BUTTON,self.Reverse)
      self.reversebtn.SetLabel("Reverse")

      vbox.Add(hbox,1,wx.ALIGN_CENTER)
      panel.SetSizer(vbox)
      
      self.Centre()
      self.Show()
      self.Fit()

 # Setup direction control output functions

   def Reverse(self, event=None):
        GPIO.output(PINS,(GPIO.HIGH,GPIO.LOW,GPIO.LOW,GPIO.HIGH))
   def Stop(self, event=None):
        GPIO.output(PINS,(GPIO.LOW,GPIO.LOW,GPIO.LOW,GPIO.LOW))
   def Forward(self, event=None):
        GPIO.output(PINS,(GPIO.LOW,GPIO.HIGH,GPIO.HIGH,GPIO.LOW))
   def Left(self, event=None):
        GPIO.output(PINS,(GPIO.LOW,GPIO.HIGH,GPIO.LOW,GPIO.HIGH))
   def Right(self, event=None):
        GPIO.output(PINS,(GPIO.HIGH,GPIO.LOW,GPIO.HIGH,GPIO.LOW))


app = wx.App()
control(None,  'Rover Control Panel')
app.MainLoop()