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display.py
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144 lines (125 loc) · 5.52 KB
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from Tkinter import *
import time
from textstar import *
from autodetectserial import auto_detect_serial_unix
class TkSerialSelection(Frame):
def __init__(self,parent=None, **kw):
Frame.__init__(self,parent=None, **kw)
self.ports = auto_detect_serial_unix()
print self.ports
class StopWatch(Frame):
""" Implements a stop watch frame widget. """
def __init__(self, parent=None, **kw):
Frame.__init__(self, parent, kw)
self.ts = TextStar("/dev/ttyACM0",9600,1)
#self.ts = None
self._start = 0.0
self.cursorStyle = 0
self._elapsedtime = 0.0
self._running = 0
self.timestr = StringVar()
self.sendCR = IntVar()
self.showEcho = IntVar()
self.makeWidgets()
self.counter = 10
self.SerialSelect = TkSerialSelection(self)
self._update()
def makeWidgets(self):
""" Make the time label. """
l = Label(self, text="Com Port:")
l.grid(row=0,column=0,sticky=W)
self.port = Label(self, text=(self.ts.port.port,self.ts.port.baudrate))
#self.port = Label(self, text="Serial Port")
self.port.grid(row=0,column=1,sticky=E)
self.etrSend = Entry(self, textvariable="")
self.etrSend.config(width=80)
self.etrSend.grid(row=1,column=0,sticky=E+W)
btnSend = Button(self,text='Send',command=self._send)
btnSend.grid(row=1,column=1,sticky=W)
scrollbar = Scrollbar(self)
scrollbar.grid(row=2,column=1,sticky=N+S+W)
self.txtTerminal = Text(self,yscrollcommand=scrollbar.set)
self.txtTerminal.grid(row=2,column=0,sticky=E+W)
scrollbar.config(command=self.txtTerminal.yview)
self._setTime(self._elapsedtime)
frame = Frame()
frame.grid(row=3,columnspan=2)
self.chkCR = Checkbutton(frame, text="Send CR",var=self.sendCR)
self.chkCR.grid(row=0,column=0)
Button(frame, text='Start', command=self.Start).grid(row=0,column=1,sticky=E+W,padx=5, pady=5)
Button(frame, text='Stop', command=self.Stop).grid(row=0,column=2,sticky=E+W,padx=5, pady=5)
Button(frame, text='Clear History', command=self.Reset).grid(row=0,column=3,sticky=E+W,padx=5, pady=5)
self.chkEcho = Checkbutton(frame, text="Show Echo",var=self.showEcho)
self.chkEcho.grid(row=1,column=0)
Button(frame, text='Clear Screen', command=self.clearScreen).grid(row=1,column=1,sticky=E+W,padx=5, pady=5)
self.btnCursor = Button(frame, text=('Toggle Cursor: '+str(self.cursorStyle)), command=self.toggleCursor)
self.btnCursor.grid(row=1,column=2,sticky=E+W,padx=5, pady=5)
Button(frame, text='Send Key States', command=self.ts.SendKeyStates).grid(row=1,column=3,sticky=E+W,padx=5, pady=5)
def _send(self):
if not(self.etrSend.get()==""):
self.ts.write(self.etrSend.get())
print self.sendCR.get()
if (self.sendCR.get()):
self.ts.write("\x0d")
self.etrSend.delete(0,END)
def clearScreen(self):
self.ts.ClearScreen()
def toggleCursor(self):
self.ts.CursorStyle(self.cursorStyle)
self.cursorStyle += 1
if self.cursorStyle > 4:
self.cursorStyle = 0
self.btnCursor.config(text=('Toggle Cursor: '+str(self.cursorStyle)))
def _update(self):
""" Update the label with elapsed time. """
data = self.ts.read()
if len(data):
#print data
data1 = hexdump(data,16)
self.timestr.set(data1)
self.txtTerminal.insert(END,data1+"\n")
self.txtTerminal.yview(END)
self._timer = self.after(200, self._update)
def _setTime(self, elap):
""" Set the time string to Minutes:Seconds:Hundreths """
pass
def Start(self):
""" Start the stopwatch, ignore if running. """
self.counter += 1
if not self._running:
self._start = time.time() - self._elapsedtime
self._transmit()
#self._update()
self._running = 1
def _transmit(self):
""" Transmit the data periodically """
if self._running:
text = "Hello: " + str(self.counter)
self.ts.write(text)
self.counter += 1
self._timer2 = self.after(1000, self._transmit)
def Stop(self):
""" Stop the stopwatch, ignore if stopped. """
if self._running:
self.after_cancel(self._timer)
self._elapsedtime = time.time() - self._start
self._setTime(self._elapsedtime)
self._running = 0
def Reset(self):
""" Reset the stopwatch. """
self.txtTerminal.delete(1.0,END)
def main():
root = Tk()
root.title("TextStar Terminal")
menu = Menu(root)
root.config(menu=menu)
filemenu = Menu(menu)
serialmenu = Menu(menu)
menu.add_cascade(label="File", menu=filemenu)
menu.add_cascade(label="Serial Port", menu=serialmenu)
filemenu.add_command(label="New")
sw = StopWatch(root)
sw.grid(row=0,padx=5,pady=5)
root.mainloop()
if __name__ == '__main__':
main()