/
PyGrbl_GUI.py
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/
PyGrbl_GUI.py
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#!/usr/bin/python2.7
"""
PyGrbl_GUI Class & PyGrbl_Wii Class
"""
from Tkinter import *
from ScrolledText import * # for Editor
from tkMessageBox import *
import os, time, tkFont
import webbrowser, os.path
from tkFileDialog import askopenfilename, asksaveasfile
from PyGrbl_gCodeChecker import *
from PyGrbl_Visualiser import *
from PyGrbl_Control import *
class PyGrbl_GUI(Frame, object):
def __init__(self, master):
super(PyGrbl_GUI, self).__init__(master)
self.master = master # master = 'root'
## WHO AM I ?
#print("Who am I: " + self.winfo_class()) # = 'Frame' !!
#print("Who am I: " + self.__class__.__name__) # = 'PyGrbl_GUI'
self.master.protocol("WM_DELETE_WINDOW", self.onExit)
#--------------------------------------------------------------------
# APPLICATION WIDE VARIABLES
#--------------------------------------------------------------------
self.debugMode = 1 # 0=None, 1=Exit procedures OK/Error, 2 = Everything
# apps running
self.apps = [] # list of apps for goto menu & knowing what is running
self.apps.append(self.__class__.__name__)
self.currentApp = ""
#self.helpBrowser = webbrowser.get('epiphany')
#self.helpBrowser = webbrowser.get('netsurf')
self.helpBrowser = webbrowser
#self.url = '/home/pi/PyGrbl_Dev/GrblUserGuide/Grbl0.9gUserGuide.html'
self.url = '/home/pi/PyGrbl_Dev/PyGrblHelp.html'
self.fileOpenFlag = BooleanVar()
self.fileOpenFlag.set(False)
self.gCodeErrFlag = BooleanVar()
self.gCodeErrFlag.set(False)
# shared variables / data
self.gCodeFilename = ""
self.gCodeData = [[], [], [], []]
#--------------------------------------------------------------------
# GUI SETUP
#--------------------------------------------------------------------
SW = self.master.winfo_screenwidth()
SH = self.master.winfo_screenheight()
self.screenWidth = int(SW * 0.90)
self.screenHeight = int(SH * 0.80)
self.widgetscale = SW / 800 # ????
self.fontscale = SW / 80
for fontname in ["TkDefaultFont", "TkTextFont", "TkMenuFont",
"TkCaptionFont", ]:
default_font = tkFont.nametofont(fontname)
default_font.configure(size = self.fontscale)
self.bind("<Configure>", self.onResize)
self.master.geometry(str(self.screenWidth) + "x" + str(self.screenHeight - 30))
self.master.rowconfigure(0, weight = 1)
self.master.columnconfigure(0, weight = 1)
self.grid(column = 0, row = 0, sticky = (N, S, W, E))
self.createMenu()
self.mainFrame = Frame(self)
self.mainFrame.grid(row = 0, column = 0, sticky = (N, S, W, E))
self.rowconfigure(0, weight = 1)
self.columnconfigure(0, weight = 1)
self.createStatusbar(self, 1, 0)
self.update_idletasks()
#--------------------------------------------------------------------
# CREATE GUI MAIN WINDOW, MENU & STATUS BAR
#--------------------------------------------------------------------
def createMenu(self):
try:
self.menubar = Menu(self.master)
self.master.configure(menu = self.menubar)
self.filemenu = Menu(self.menubar, tearoff = False)
self.filemenu.add_command(label = "Open", command = lambda: self.openFile())
self.filemenu.add_command(label = "Close", state = "disabled", command = lambda: self.closeFile())
self.menubar.add_cascade(label = "gCode File", menu = self.filemenu)
self.servicemenu = Menu(self.menubar, tearoff = False)
self.servicemenu.add_command(label = "Control Panel", state = "disabled",
command = lambda: self.menuOptionSelected(self.ControlPanel))
self.servicemenu.add_command(label = "gCode Checker", state = "disabled",
command = lambda: self.menuOptionSelected(self.gCodeChecker))
self.servicemenu.add_command(label = "Visualiser", state = "disabled",
command = lambda: self.menuOptionSelected(self.Visualiser))
self.servicemenu.add_command(label = "Editor", state = "disabled",
command = lambda: self.menuOptionSelected(self.Editor))
self.menubar.add_cascade(label = "Service", menu = self.servicemenu)
self.menubar.add_command(label = "Help", command = lambda: self.helpBrowser.open(self.url)
)
self.menubar.add_command(label = "Exit", command = lambda: self.onExit())
if self.debugMode > 0:
print("CreateMenu: Ok")
except:
if self.debugMode > 0:
print("CreateMenu: Error")
def createStatusbar(self, outerFrame, r, c):
try:
self.statusbar = Frame(outerFrame)
self.statusbar.grid(row = r, column = c, sticky = W+E)
self.statusbarList = ["System Status: Ok", "", ""]
self.statusbarText = StringVar()
self.statusbarText.set(self.statusbarList[0])
self.statusbarLabel = Label(self.statusbar, textvariable = self.statusbarText,
anchor = W, bg = "White")
self.statusbarLabel.pack(fill = BOTH)
if self.debugMode > 0:
print("CreateStatusbar: Ok")
except:
if self.debugMode > 0:
print("CreateStatusbar: Error")
#--------------------------------------------------------------------
# NAVIGATION
#--------------------------------------------------------------------
def todo(self):
#default command during development
pass
def onResize(self, event):
SW = self.winfo_width()
self.fontscale = int(SW / 80)
if self.fontscale < 8: self.fontscale = 8
for fontname in ["TkDefaultFont", "TkTextFont", "TkMenuFont",
"TkCaptionFont", "TkFixedFont" ]:
default_font = tkFont.nametofont(fontname)
default_font.configure(size = self.fontscale)
if 'PyGrbl_ControlPanel' in self.apps:
self.ControlPanel.JogButtonFont.configure(size = int(self.fontscale * 2.5))
self.update_idletasks()
def onExit(self):
try:
if askokcancel("Just Checking", "Do you want to close now?"):
#if self.wii.wiiState == "Connected": self.wii.wiiStop()
if self.fileOpenFlag.get() == True: self.closeFile()
self.master.destroy()
if self.debugMode > 0: print("on Exit: Ok")
except:
if self.debugMode > 0:
print("on Exit: Error")
def menuOptionSelected(self, selection):
try:
if selection != self.currentApp:
#self.currentApp.grid_forget() # configure settings lost
self.currentApp.grid_remove() # configure settings retained
self.currentApp = selection
self.currentApp.grid()
self.update_idletasks()
if self.debugMode > 0:
print("Menu Option Selected: Ok")
except:
if self.debugMode > 0:
print("Menu Option Selected: Error")
#-------------------------------------------------
# gCODE FILE MENU
#-------------------------------------------------
def openFile(self):
if self.fileOpenFlag.get() == True:
self.closeFile()
try:
self.gCodeFilename = askopenfilename()
if self.gCodeFilename:
self.fileShortname =os.path.split(self.gCodeFilename)[1]
self.inFile = open(self.gCodeFilename, 'r')
self.fileOpenFlag.set(True)
self.filemenu.entryconfig("Close", state = "normal")
if self.debugMode > 1: print("Open File (Y): Ok")
else:
if self.debugMode > 1: print("Open File (N): Ok")
except:
if self.debugMode > 0: print("Open File: Error")
def closeFile(self):
try:
if askyesno("Close File", "This option does NOT save the gCode file. \n\nContinue with close ?"):
self.inFile.close()
self.fileOpenFlag.set(False)
self.filemenu.entryconfig("Close", state = "disabled")
if self.debugMode > 1: print("Close File (Y): Ok")
else:
if self.debugMode > 1: print("Close File (N): Ok")
except:
if self.debugMode > 0: print("Close File: Error")
#-------------------------------------------------
# PyGrbl_Editor
#-------------------------------------------------
class PyGrbl_Editor(Frame):
def __init__(self, master, app):
Frame.__init__(self, master = master)
## WHO AM I ?
#print("Who am I: " + self.winfo_class()) # = 'Frame' !!
#print("Who is my master: " + master.__class__.__name__) # = Frame
#print("Who is my app: " + app.__class__.__name__) # = PyGrbl_GUI
#print("Who am I: " + self.__class__.__name__) # = 'PyGrbl_Editor'
self.app = app
self.app.servicemenu.entryconfig("Editor", state = "normal")
self.app.apps.append(self.__class__.__name__)
self.openFileTrace = self.app.fileOpenFlag.trace_variable('w', self.fileOpenTraceAction)
self.editorWaiting = False # to prevent conflict gCodeChecker & Editor 'fileOpenTrace'
self.createEditorWidgets()
self.master.rowconfigure(0, weight = 1)
self.master.columnconfigure(0, weight = 1)
self.grid(column = 0, row = 0, sticky = (N, S, W, E))
def createEditorWidgets(self):
# Text Pad
self.textPad = ScrolledText(self, width = 30, height = 10, font = "TkTextFont")
self.textPad.grid(row = 0, column = 0, padx = 10, pady = 10, sticky = (N, S, W, E))
self.columnconfigure(0, weight = 1)
self.rowconfigure(0, weight = 1)
self.save = Button(self, text = "Save", width = 6, command = lambda: self.saveFile())
self.save.grid(row = 0, column = 1, padx = 10, pady = 10, sticky = N)
def fileOpenTraceAction(self, name, index, mode):
try:
if self.app.fileOpenFlag.get() == True:
if self.app.currentApp == self.app.Editor:
contents = self.app.inFile.read()
contents = contents.replace('\r', '')
self.app.inFile.seek(0) # reset inFile cursor to top of file
self.textPad.insert(1.0, contents)
elif self.editorWaiting:
contents = self.app.inFile.read()
self.app.inFile.seek(0) # reset inFile cursor to top of file
self.textPad.insert(1.0, contents)
self.editorWaiting = False
else:
self.editorWaiting = True
self.after(1000, self.fileOpenTraceAction(name, index, mode))
elif self.app.fileOpenFlag.get() == False:
self.textPad.delete(1.0, END)
if self.app.debugMode > 1: print("fileOpenTraceAction: Ok")
except:
print("fileOpenTraceAction: Error")
def saveFile(self):
filename = asksaveasfile(mode = 'w')
if filename:
data = self.textPad.get(1.0, END+'-1c')
filename.write(data)
filename.close()
#-------------------------------------------------
# MAIN
#-------------------------------------------------
if __name__ == "__main__":
root = Tk()
app = PyGrbl_GUI(root)
app.master.title("PyGrbl v 0.2 (dev)")
app.wiiMoteYes = False
if app.wiiMoteYes:
import cwiid
app.wiiMote = PyGrbl_Wii(app.mainFrame, app)
app.ControlPanel = PyGrbl_ControlPanel(app.mainFrame, app)
app.ControlPanel.grid_remove() # grid_forget loses configure settings
app.gCodeChecker = PyGrbl_gCodeChecker(app.mainFrame, app)
app.gCodeChecker.grid_remove()
app.Visualiser = PyGrbl_Visualiser(app.mainFrame, app)
app.Visualiser.grid_remove()
app.Editor = PyGrbl_Editor(app.mainFrame, app)
app.currentApp = app.Editor # the 'not forgotten/removed' app
root.mainloop()