Pmw.ComboBox demonstration: Drop down form : Pmw ComboBox « GUI Pmw « Python






Pmw.ComboBox demonstration: Drop down form

Pmw.ComboBox demonstration: Drop down form
#Pmw copyright

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

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#of this software and associated documentation files (the "Software"), to deal 
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#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 
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#SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 





title = 'Pmw.ComboBox demonstration'

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

import Tkinter
import Pmw

class Demo:
    def __init__(self, parent):
        parent.configure(background = 'white')

        # Create and pack the widget to be configured.
  self.target = Tkinter.Label(parent,
    relief = 'sunken',
                padx = 20,
                pady = 20,
        )
  self.target.pack(fill = 'x', padx = 8, pady = 8)

  # Create and pack the simple ComboBox.
        words = ('A', 'B', 'C', 'D', 'E', 'F', 'G')
  simple = Pmw.ComboBox(parent,
                label_text = 'Simple ComboBox:',
          labelpos = 'nw',
                selectioncommand = self.changeText,
    scrolledlist_items = words,
                dropdown = 0,
        )
  simple.pack(side = 'left', fill = 'both',
                expand = 1, padx = 8, pady = 8)

  # Display the first text.
  first = words[0]
  simple.selectitem(first)
  self.changeText(first)

  # Create and pack the dropdown ComboBox.
        colours = ('red', 'blue', 'color')
  dropdown = Pmw.ComboBox(parent,
                label_text = 'Dropdown ComboBox:',
          labelpos = 'nw',
                selectioncommand = self.changeColour,
    scrolledlist_items = colours,
        )
  dropdown.pack(side = 'left', anchor = 'n',
                fill = 'x', expand = 1, padx = 8, pady = 8)

  # Display the first colour.
  first = colours[0]
  dropdown.selectitem(first)
  self.changeColour(first)

    def changeColour(self, colour):
  print 'Colour: ' + colour
  self.target.configure(background = colour)

    def changeText(self, text):
  print 'Text: ' + text
  self.target.configure(text = text)

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

# 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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