mirror of
https://github.com/python/cpython.git
synced 2025-11-04 11:49:12 +00:00
97 lines
3.5 KiB
Python
97 lines
3.5 KiB
Python
"""Simple text browser for IDLE
|
|
|
|
"""
|
|
|
|
from tkinter import *
|
|
import tkinter.messagebox as tkMessageBox
|
|
|
|
class TextViewer(Toplevel):
|
|
"""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):
|
|
self.destroy()
|
|
|
|
|
|
def view_text(parent, title, text, modal=True):
|
|
return TextViewer(parent, title, text, modal)
|
|
|
|
def view_file(parent, title, filename, encoding=None, modal=True):
|
|
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:
|
|
return view_text(parent, title, contents, modal)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
#test the dialog
|
|
root=Tk()
|
|
root.title('textView test')
|
|
filename = './textView.py'
|
|
with open(filename, 'r') as f:
|
|
text = f.read()
|
|
btn1 = Button(root, text='view_text',
|
|
command=lambda:view_text(root, 'view_text', text))
|
|
btn1.pack(side=LEFT)
|
|
btn2 = Button(root, text='view_file',
|
|
command=lambda:view_file(root, 'view_file', filename))
|
|
btn2.pack(side=LEFT)
|
|
btn3 = Button(root, text='nonmodal view_text',
|
|
command=lambda:view_text(root, 'nonmodal view_text', text,
|
|
modal=False))
|
|
btn3.pack(side=LEFT)
|
|
close = Button(root, text='Close', command=root.destroy)
|
|
close.pack(side=RIGHT)
|
|
root.mainloop()
|