mirror of
https://github.com/Sneed-Group/Poodletooth-iLand
synced 2024-12-26 21:22:27 -06:00
233 lines
7.9 KiB
Python
233 lines
7.9 KiB
Python
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"""Undocumented Module"""
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__all__ = ['WidgetPropertiesDialog']
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from direct.showbase.TkGlobal import *
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from Tkinter import *
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import types, string, Pmw
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"""
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TODO:
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Checkboxes for None?
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Floaters to adjust float values
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OK and Cancel to allow changes to be delayed
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Something other than Return to accept a new value
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"""
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class WidgetPropertiesDialog(Toplevel):
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"""Class to open dialogs to adjust widget properties."""
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def __init__(self, propertyDict, propertyList = None, parent = None,
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title = 'Widget Properties'):
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"""Initialize a dialog.
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Arguments:
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propertyDict -- a dictionary of properties to be edited
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parent -- a parent window (the application window)
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title -- the dialog title
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"""
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# Record property list
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self.propertyDict = propertyDict
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self.propertyList = propertyList
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if self.propertyList is None:
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self.propertyList = self.propertyDict.keys()
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self.propertyList.sort()
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# Use default parent if none specified
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if not parent:
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import Tkinter
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parent = Tkinter._default_root
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# Create toplevel window
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Toplevel.__init__(self, parent)
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self.transient(parent)
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# Set title
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if title:
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self.title(title)
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# Record parent
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self.parent = parent
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# Initialize modifications
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self.modifiedDict = {}
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# Create body
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body = Frame(self)
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self.initial_focus = self.body(body)
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body.pack(padx=5, pady=5)
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# Create OK Cancel button
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self.buttonbox()
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# Initialize window state
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self.grab_set()
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self.protocol("WM_DELETE_WINDOW", self.cancel)
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self.geometry("+%d+%d" % (parent.winfo_rootx()+50,
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parent.winfo_rooty()+50))
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self.initial_focus.focus_set()
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self.wait_window(self)
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def destroy(self):
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"""Destroy the window"""
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self.propertyDict = {}
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self.initial_focus = None
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# Clean up balloons!
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for balloon in self.balloonList:
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balloon.withdraw()
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Toplevel.destroy(self)
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#
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# construction hooks
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def body(self, master):
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"""create dialog body.
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return entry that should have initial focus.
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This method should be overridden, and is called
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by the __init__ method.
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"""
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count = 0
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entryList = []
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self.balloonList = []
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for property in self.propertyList:
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propertySet = self.propertyDict[property]
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# Widget
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widget = propertySet.get('widget', None)
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# Get initial value
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initialvalue = widget[property]
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# Type of entry
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entryType = propertySet.get('type', 'real')
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# Is None an allowable value?
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fAllowNone = propertySet.get('fNone', 0)
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# Help string specified?
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helpString = propertySet.get('help', None)
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# Create label
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label = Label(master, text=property, justify=LEFT)
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label.grid(row=count, column = 0, padx=5, sticky=W)
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# Create entry
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entry = Pmw.EntryField(master, entry_justify = 'right')
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entry.grid(row=count, column = 1, padx=5, sticky=W+E)
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if initialvalue is None:
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entry.insert(0, 'None')
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else:
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entry.insert(0, initialvalue)
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# Create balloon for help
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balloon = Pmw.Balloon(state = 'balloon')
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self.balloonList.append(balloon)
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# extra info if None is allowed value
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if helpString is None:
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if fAllowNone:
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extra = ' or None'
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else:
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extra = ''
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# Set up help string and validator based upon type
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if entryType == 'real':
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# Only allow real numbers
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if fAllowNone:
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entry['validate'] = { 'validator': self.realOrNone }
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else:
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entry['validate'] = { 'validator': 'real' }
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if helpString is None:
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helpString = 'Enter a floating point number' + extra + '.'
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elif entryType == 'integer':
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# Only allow integer values
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if fAllowNone:
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entry['validate'] = { 'validator': self.intOrNone }
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else:
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entry['validate'] = { 'validator': 'integer' }
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if helpString is None:
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helpString = 'Enter an integer' + extra + '.'
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else:
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# Anything goes with a string widget
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if helpString is None:
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helpString = 'Enter a string' + extra + '.'
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# Bind balloon with help string to entry
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balloon.bind(entry, helpString)
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# Create callback to execute whenever a value is changed
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modifiedCallback = (lambda f=self.modified, w=widget, e=entry,
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p=property, t=entryType, fn=fAllowNone:
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f(w, e, p, t, fn))
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entry['modifiedcommand'] = modifiedCallback
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# Keep track of the entrys
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entryList.append(entry)
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count += 1
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# Set initial focus
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if len(entryList) > 0:
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entry = entryList[0]
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entry.select_range(0, END)
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# Set initial focus to first entry in the list
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return entryList[0]
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else:
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# Just set initial focus to self
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return self
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def modified(self, widget, entry, property, type, fNone):
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self.modifiedDict[property] = (widget, entry, type, fNone)
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def buttonbox(self):
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"""add standard button box buttons.
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"""
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box = Frame(self)
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# Create buttons
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w = Button(box, text="OK", width=10, command=self.ok)
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w.pack(side=LEFT, padx=5, pady=5)
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# Create buttons
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w = Button(box, text="Cancel", width=10, command=self.cancel)
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w.pack(side=LEFT, padx=5, pady=5)
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# Bind commands
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self.bind("<Return>", self.ok)
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self.bind("<Escape>", self.cancel)
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# Pack
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box.pack()
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def realOrNone(self, val):
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val = string.lower(val)
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if string.find('none', val) != -1:
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if val == 'none':
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return Pmw.OK
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else:
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return Pmw.PARTIAL
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return Pmw.realvalidator(val)
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def intOrNone(self, val):
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val = string.lower(val)
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if string.find('none', val) != -1:
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if val == 'none':
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return Pmw.OK
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else:
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return Pmw.PARTIAL
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return Pmw.integervalidator(val)
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#
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# standard button semantics
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def ok(self, event=None):
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self.withdraw()
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self.update_idletasks()
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self.validateChanges()
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self.apply()
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self.cancel()
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def cancel(self, event=None):
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# put focus back to the parent window
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self.parent.focus_set()
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self.destroy()
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def validateChanges(self):
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for property in self.modifiedDict.keys():
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tuple = self.modifiedDict[property]
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widget = tuple[0]
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entry = tuple[1]
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type = tuple[2]
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fNone = tuple[3]
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value = entry.get()
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lValue = string.lower(value)
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if (string.find('none', lValue) != -1):
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if fNone and (lValue == 'none'):
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widget[property] = None
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else:
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if type == 'real':
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value = string.atof(value)
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elif type == 'integer':
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value = string.atoi(value)
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widget[property] = value
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def apply(self):
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"""process the data
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This method is called automatically to process the data, *after*
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the dialog is destroyed. By default, it does nothing.
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"""
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pass # override
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