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
#Permission is hereby granted, free of charge, to any person obtaining a copy
#of this software and associated documentation files (the "Software"), to deal
#in the Software without restriction, including without limitation the rights
#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
#copies of the Software, and to permit persons to whom the Software is furnished
#to do so, subject to the following conditions:
#The above copyright notice and this permission notice shall be included in all
#copies or substantial portions of the Software.
#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
#INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
#PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
#HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
#OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
#SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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) % 2 == 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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