"""A simple text viewer dialog for IDLE

def __init__(self, parent, title, text, modal=True):

"""Show the given text in a scrollable window with a 'close' button

Toplevel.__init__(self, parent)

self.configure(borderwidth=5)

self.geometry("=%dx%d+%d+%d" % (625, 500,

parent.winfo_rootx() + 10,

parent.winfo_rooty() + 10))

#elguavas - config placeholders til config stuff completed

self.bg = '#ffffff'

self.fg = '#000000'

self.CreateWidgets()

self.title(title)

self.protocol("WM_DELETE_WINDOW", self.Ok)

self.parent = parent

self.textView.focus_set()

#key bindings for this dialog

self.bind('<Return>',self.Ok) #dismiss dialog

self.bind('<Escape>',self.Ok) #dismiss dialog

self.textView.insert(0.0, text)

self.textView.config(state=DISABLED)

if modal:

self.transient(parent)

self.grab_set()

self.wait_window()

def CreateWidgets(self):

frameText = Frame(self, relief=SUNKEN, height=700)

frameButtons = Frame(self)

self.buttonOk = Button(frameButtons, text='Close',

command=self.Ok, takefocus=FALSE)

self.scrollbarView = Scrollbar(frameText, orient=VERTICAL,

takefocus=FALSE, highlightthickness=0)

self.textView = Text(frameText, wrap=WORD, highlightthickness=0,

fg=self.fg, bg=self.bg)

self.scrollbarView.config(command=self.textView.yview)

self.textView.config(yscrollcommand=self.scrollbarView.set)

self.buttonOk.pack()

self.scrollbarView.pack(side=RIGHT,fill=Y)

self.textView.pack(side=LEFT,expand=TRUE,fill=BOTH)

frameButtons.pack(side=BOTTOM,fill=X)

frameText.pack(side=TOP,expand=TRUE,fill=BOTH)

def Ok(self, event=None):

try:

with open(filename, 'r', encoding=encoding) as file:

contents = file.read()

except OSError:

import tkinter.messagebox as tkMessageBox

tkMessageBox.showerror(title='File Load Error',

message='Unable to load file %r .' % filename,

parent=parent)

else: