On Sunday 06 November 2005 16:25, wanwan wrote:
> I need my GUI to open and display a text file. I'm thinking of using a
> text widget but it looks so complicated in the tkinter manual.
>
> question I have is:
>
> is there an example anyone can find on the internet?
Couldn't find a good one, so here's a 5 minute version (your exercise is to
put in a scroll bar). See:
http://www.pythonware.com/library/tkinter/introduction/
James
from Tkinter import *
import tkFileDialog
import tkMessageBox
class MyText(Frame):
def __init__(self, parent=None, *args, **kwargs):
Frame.__init__(self, parent)
self.pack()
self.text = Text(self, *args, **kwargs)
self.text.config(background='white')
self.text.pack(expand=YES, fill=BOTH)
def get(self):
return self.text.get(1.0,"%s-1c" % END)
def set(self, astr):
self.text.delete(1.0, END)
self.text.insert(INSERT, astr)
def set_from_file(self):
afilename = tkFileDialog.askopenfilename()
if afilename:
try:
afile = open(afilename)
self.set(afile.read())
afile.close()
except Exception, e:
tkMessageBox.showwarning("File Problem",
"Couldn't read file '%s': %s" % (afilename, str(e)))
def main():
tk = Tk()
tk.title('Text Reader App')
atext = MyText(tk)
atext.pack()
open_button = Button(tk, text="Open File",
activeforeground='blue',
command=atext.set_from_file)
open_button.pack()
tk.mainloop()
if __name__ == "__main__":
main()
--
James Stroud
UCLA-DOE Institute for Genomics and Proteomics
Box 951570
Los Angeles, CA 90095
http://www.jamesstroud.com/
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