Pmw ScrolledListBox Demo : Pmw ScrolledListBox « GUI Pmw « Python






Pmw ScrolledListBox Demo

Pmw ScrolledListBox Demo
#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.MessageBar demonstration'

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

import Tkinter
import Pmw

class Demo:
    def __init__(self, parent):
  # Create and pack the MessageBar.
  self._messagebar = Pmw.MessageBar(parent,
    entry_width = 40,
    entry_relief='groove',
    labelpos = 'w',
    label_text = 'Status:')
  self._messagebar.pack(side = 'bottom', fill = 'x',
    expand = 1, padx = 10, pady = 10)

  # Create and pack the ScrolledListBox to change the MessageBar.
  self.box = Pmw.ScrolledListBox(parent,
    listbox_selectmode='single',
    items=('state', 'help', 'userevent', 'systemevent',
      'usererror', 'systemerror', 'busy',),
    label_text='Message type',
    labelpos='n',
    selectioncommand=self.selectionCommand)
  self.box.pack(fill = 'both', expand = 'yes', padx = 10, pady = 10)

  self._index = 0
  self._stateCounter = 0

    def selectionCommand(self):
  sels = self.box.getcurselection()
  if len(sels) > 0:
      self._index = self._index + 1
      messagetype = sels[0]
      if messagetype == 'state':
    self._stateCounter = (self._stateCounter + 1) % 3
    text = stateMessages[self._stateCounter]
    if text != '':
        text = text + ' (' + messagetype + ')'
    self._messagebar.message('state', text)
      else:
    text = messages[messagetype]
    text = text + ' (' + messagetype + ')'
    self._messagebar.message(messagetype, text)
    if messagetype == 'busy':
        Pmw.showbusycursor()
        self.box.after(2000)
        Pmw.hidebusycursor()
        self._messagebar.resetmessages('busy')
        text = 'All files successfully removed'
        text = text + ' (userevent)'
        self._messagebar.message('userevent', text)


messages = {
    'help': 'Save current file',
    'userevent': 'Saving file "foo"',
    'busy': 'Busy deleting all files from file system ...',
    'systemevent': 'File "foo" saved',
    'usererror': 'Invalid file name "foo/bar"',
    'systemerror': 'Failed to save file: file system full',
}

stateMessages = {
    0: '',
    1: 'Database is down',
    2: 'Waiting for reply from database',
}

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

# 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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