Current File : //opt/alt/python37/lib64/python3.7/site-packages/guppy/etc/textView.py
# Copied from idlelib/textView
# - I copied it rather than imported since I didn't want
# to have a dependency on idlelib,
# and I can change what I may want.
# For example, I removed the transient and wait window things
# so a help window behaves more like a 'normal' window
"""Simple text browser
"""
from tkinter import *
import tkinter.messagebox
class TextViewer(Toplevel):
"""
simple text viewer dialog for idle
"""
def __init__(self, parent, title, fileName=None, data=None):
"""If data exists, load it into viewer, otherwise try to load file.
fileName - string, should be an absoulute filename
"""
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.transient(parent)
# self.grab_set()
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
if data is not None:
self.textView.insert(0.0, data)
else:
self.LoadTextFile(fileName)
self.textView.config(state=DISABLED)
# self.wait_window()
def LoadTextFile(self, fileName):
textFile = None
try:
textFile = open(fileName, 'r')
except IOError:
tkinter.messagebox.showerror(title='File Load Error',
message='Unable to load file '+repr(fileName)+' .')
else:
self.textView.insert(0.0, textFile.read())
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):
self.destroy()
if __name__ == '__main__':
# test the dialog
root = Tk()
Button(root, text='View',
command=lambda: TextViewer(root, 'Text', './textView.py')).pack()
root.mainloop()
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