class simpleapp_tk(Tkinter.Tk): def __init__(self, parent): Tkinter.Tk.__init__(self, parent) self.parent = parent self.initialize() self.usbc = None def initialize(self): self.grid() self.connect_status = Tkinter.StringVar(value="No device connected") button_connect = Tkinter.Button(self, text=u"Connect to Device", command=self.try_connect) button_connect.grid(column=0, row=0, columnspan=2) self.connection_label = Tkinter.Label(textvariable=self.connect_status, justify="center") self.connection_label.grid(column=2, row=0, columnspan=2) # self.spring_constant_scale = Tkinter.Scale( # self, from_=0, to=0.5, resolution=.01) # self.spring_constant_scale.grid(column=0, row=2) self.wall_angle_scale = Tkinter.Scale(self, from_=-40, to=40, resolution=0.1) self.wall_angle_scale.grid(column=1, row=2) # self.Ki_constant_scale = Tkinter.Scale( # self, from_=0, to=0.5, resolution=.01) # self.Ki_constant_scale.grid(column=2, row=2) # self.Kd_constant_scale = Tkinter.Scale( # self, from_=0, to=0.5, resolution=.01) # self.Kd_constant_scale.grid(column=3, row=2) button_k = Tkinter.Button(self, text=u"Set Wall Angle", command=self.set_wall_ang) button_k.grid(column=0, row=4, columnspan=3) # button_kp = Tkinter.Button(self, text=u"Set Kp", # command=self.set_pid_p) # button_kp.grid(column=1, row=4) # button_ki = Tkinter.Button(self, text=u"Set Ki", # command=self.set_pid_i) # button_ki.grid(column=2, row=4) # button_kd = Tkinter.Button(self, text=u"Set Kd", # command=self.set_pid_d) # button_kd.grid(column=3, row=4) # self.grid_columnconfigure(0,weight=1) self.resizable(True, False) self.update() self.geometry(self.geometry()) # self.entry.focus_set() # self.entry.selection_range(0, Tkinter.END) def try_connect(self): if not self.usbc: try: self.usbc = USBCommunications() self.connect_status.set("Connected!") except ValueError: print("No connection found...") self.usbc = None def set_wall_ang(self): new_constant = self.wall_angle_scale.get() self.usbc.set_wall_angle(new_constant)