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title = 'Pmw.PanedWidget demonstration (pane factory)'
# Import Pmw from this directory tree.
import sys
sys.path[:0] = ['../../..']
import tkinter
import Pmw
class Demo:
def __init__(self, parent):
self.paneCount = 0
# Create a "pane factory".
label = tkinter.Label(parent,
pady = 10,
text = 'Below is a simple "pane factory".\n' +
'Drag the handle on the left\nto create new panes.')
label.pack()
self.factory = Pmw.PanedWidget(parent,
orient='horizontal',
command = self.resize,
hull_borderwidth = 1,
hull_relief = 'raised',
hull_width=300, hull_height=200
)
self.factory.add('starter', size = 0.0)
self.factory.add('main')
button = tkinter.Button(self.factory.pane('main'),
text = 'Pane\n0')
button.pack(expand = 1)
self.factory.pack(expand = 1, fill = 'both')
def resize(self, list):
# Remove any panes less than 2 pixel wide.
for i in range(len(list) - 1, 0, -1):
if list[i] < 2:
self.factory.delete(i)
# If the user has dragged the left hand handle, create a new pane.
if list[0] > 1:
self.paneCount = self.paneCount + 1
# Add a button to the new pane.
name = self.factory.panes()[0]
text = 'Pane\n' + str(self.paneCount)
button = tkinter.Button(self.factory.pane(name), text = text)
button.pack(expand = 1)
# Create a new starter pane.
name = 'Pane ' + str(self.paneCount)
self.factory.insert(name, size=0.0)
######################################################################
# 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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