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"""
Dialog that allows user to specify a new config file section name.
Used to get new highlight theme and keybinding set names.
The 'return value' for the dialog, used two placed in configDialog.py,
is the .result attribute set in the Ok and Cancel methods.
"""
from Tkinter import *
import tkMessageBox
class GetCfgSectionNameDialog(Toplevel):
def __init__(self, parent, title, message, used_names, _htest=False):
"""
message - string, informational message to display
used_names - string collection, names already in use for validity check
_htest - bool, change box location when running htest
"""
Toplevel.__init__(self, parent)
self.configure(borderwidth=5)
self.resizable(height=FALSE, width=FALSE)
self.title(title)
self.transient(parent)
self.grab_set()
self.protocol("WM_DELETE_WINDOW", self.Cancel)
self.parent = parent
self.message = message
self.used_names = used_names
self.create_widgets()
self.withdraw() #hide while setting geometry
self.update_idletasks()
#needs to be done here so that the winfo_reqwidth is valid
self.messageInfo.config(width=self.frameMain.winfo_reqwidth())
self.geometry(
"+%d+%d" % (
parent.winfo_rootx() +
(parent.winfo_width()/2 - self.winfo_reqwidth()/2),
parent.winfo_rooty() +
((parent.winfo_height()/2 - self.winfo_reqheight()/2)
if not _htest else 100)
) ) #centre dialog over parent (or below htest box)
self.deiconify() #geometry set, unhide
self.wait_window()
def create_widgets(self):
self.name = StringVar(self.parent)
self.fontSize = StringVar(self.parent)
self.frameMain = Frame(self, borderwidth=2, relief=SUNKEN)
self.frameMain.pack(side=TOP, expand=TRUE, fill=BOTH)
self.messageInfo = Message(self.frameMain, anchor=W, justify=LEFT,
padx=5, pady=5, text=self.message) #,aspect=200)
entryName = Entry(self.frameMain, textvariable=self.name, width=30)
entryName.focus_set()
self.messageInfo.pack(padx=5, pady=5) #, expand=TRUE, fill=BOTH)
entryName.pack(padx=5, pady=5)
frameButtons = Frame(self, pady=2)
frameButtons.pack(side=BOTTOM)
self.buttonOk = Button(frameButtons, text='Ok',
width=8, command=self.Ok)
self.buttonOk.pack(side=LEFT, padx=5)
self.buttonCancel = Button(frameButtons, text='Cancel',
width=8, command=self.Cancel)
self.buttonCancel.pack(side=RIGHT, padx=5)
def name_ok(self):
''' After stripping entered name, check that it is a sensible
ConfigParser file section name. Return it if it is, '' if not.
'''
name = self.name.get().strip()
if not name: #no name specified
tkMessageBox.showerror(title='Name Error',
message='No name specified.', parent=self)
elif len(name)>30: #name too long
tkMessageBox.showerror(title='Name Error',
message='Name too long. It should be no more than '+
'30 characters.', parent=self)
name = ''
elif name in self.used_names:
tkMessageBox.showerror(title='Name Error',
message='This name is already in use.', parent=self)
name = ''
return name
def Ok(self, event=None):
name = self.name_ok()
if name:
self.result = name
self.grab_release()
self.destroy()
def Cancel(self, event=None):
self.result = ''
self.grab_release()
self.destroy()
if __name__ == '__main__':
import unittest
unittest.main('idlelib.idle_test.test_config_name', verbosity=2, exit=False)
from idlelib.idle_test.htest import run
run(GetCfgSectionNameDialog)