Pmw.EntryField demonstration: any value and real number : Pmw EntryField « GUI Pmw « Python

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Python » GUI Pmw » Pmw EntryFieldScreenshots 
Pmw.EntryField demonstration: any value and real number
Pmw.EntryField demonstration: any value and real number

#Pmw copyright

#Copyright 1997-1999 Telstra Corporation Limited, Australia 
#Copyright 2000-2002 Really Good Software Pty Ltd, Australia

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title = 'Pmw.EntryField demonstration'

# Import Pmw from this directory tree.
import sys
sys.path[:0['../../..']

import time
import Tkinter
import Pmw

class Demo:
    def __init__(self, parent):
  # Create and pack the EntryFields.
  self._any = Pmw.EntryField(parent,
    labelpos = 'w',
    label_text = 'Any:',
    validate = None,
    command = self.execute)
  self._real = Pmw.EntryField(parent,
    labelpos = 'w',
    value = '55.5',
    label_text = 'Real (10.0 to 99.0):',
    validate = {'validator' : 'real',
      'min' : 10'max' : 99'minstrict' : 0},
    modifiedcommand = self.changed)

  entries = (self._any, self._real)

  for entry in entries:
      entry.pack(fill='x', expand=1, padx=10, pady=5)
  Pmw.alignlabels(entries)

  self._any.component('entry').focus_set()

    def changed(self):
  print 'Text changed, value is', self._real.getvalue()

    def execute(self):
  print 'Return pressed, value is', self._any.getvalue()

    # This implements a custom validation routine.  It simply checks
    if the string is of odd length.
    def custom_validate(self, text):
  print 'text:', text
  if len(text== 0:
    return -1
  else:
    return 1

######################################################################

# Create demo in root window for testing.
if __name__ == '__main__':
    root = Tkinter.Tk()
    Pmw.initialise(root)
    root.title(title)

    exitButton = Tkinter.Button(root, text = 'Exit', command = root.destroy)
    exitButton.pack(side = 'bottom')
    widget = Demo(root)
    root.mainloop()

           
       
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