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title = 'Pmw toplevel megawidget demonstration'
# Import Pmw from this directory tree.
import sys
sys.path[:0] = ['../../..']
import tkinter
import Pmw
class MessageInfo(Pmw.MegaToplevel):
# Demo Pmw toplevel megawidget.
def __init__(self, parent=None, **kw):
# Define the megawidget options.
optiondefs = ()
self.defineoptions(kw, optiondefs)
# Initialise the base class (after defining the options).
Pmw.MegaToplevel.__init__(self, parent)
# Create the components.
interior = self.interior()
self._dismiss = self.createcomponent('dismiss',
(), None,
tkinter.Button, (interior,),
text = 'Dismiss',
command = self.goodbye)
self._dismiss.pack(side = 'bottom', pady = 4)
self._separator = self.createcomponent('separator',
(), None,
tkinter.Frame, (interior,),
height = 2,
borderwidth = 1,
relief = 'sunken')
self._separator.pack(side = 'bottom', fill = 'x', pady = 4)
self._icon = self.createcomponent('icon',
(), None,
tkinter.Label, (interior,))
self._icon.pack(side = 'left', padx = 8, pady = 8)
self._infoFrame = self.createcomponent('infoframe',
(), None,
tkinter.Frame, (interior,))
self._infoFrame.pack(
side = 'left',
fill = 'both',
expand = 1,
padx = 4,
pady = 4)
self._message = self.createcomponent('message',
(), None,
tkinter.Label, (interior,))
self._message.pack(expand = 1, fill = 'both', padx = 10, pady = 10)
self.bind('<Return>', self.goodbye)
# Check keywords and initialise options.
self.initialiseoptions()
def goodbye(self, event = None):
self.destroy()
class Demo:
def __init__(self, parent):
# Create button to launch the megawidget.
self.button = tkinter.Button(parent,
command = self.showMessageInfo,
text = 'Show toplevel megawidget')
self.button.pack(padx = 8, pady = 8)
self.count = 0
self.parent = parent
def showMessageInfo(self):
bitmaps = ('warning', 'hourglass', 'error', 'info',
'gray25', 'gray50', 'question', 'questhead')
bitmap = bitmaps[self.count % len(bitmaps)]
message = 'This is a demonstration of\na megawidget.\n' + \
'It contains a configurable\nmessage area and bitmap.\n' + \
'This instance is displaying\nthe "' + bitmap + '" bitmap.'
# Make the toplevel window a child of this window, so that it
# is destroyed when the demo is destroyed.
MessageInfo(self.parent, message_text = message, icon_bitmap = bitmap)
self.count = self.count + 1
if self.count == 1:
self.button.configure(text = 'Show another\ntoplevel megawidget')
######################################################################
# 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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