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title = 'Pmw.PanedWidget demonstration'
# 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 main PanedWidget with top and bottom panes.
pane = Pmw.PanedWidget(parent, hull_width=400, hull_height=300)
pane.add('top', min=100)
pane.add('bottom', min=100)
# Create three panes in the top pane.
topPane = Pmw.PanedWidget(pane.pane('top'), orient='horizontal',
hull_width=0, hull_height=0)
for num in range(4):
if num == 1:
name = 'Fixed\nsize'
topPane.add(name, min = .2, max = .2)
else:
name = 'Pane\n' + str(num)
topPane.add(name, min = .1, size = .25)
button = Tkinter.Button(topPane.pane(name), text = name)
button.pack(expand = 1)
topPane.pack(expand = 1, fill='both')
# Create a "pane factory" in the bottom pane.
label = Tkinter.Label(pane.pane('bottom'),
pady = 10,
text = 'Below is a "pane factory".\n' +
'Drag the handle on the left\nto create new panes.')
label.pack()
self.bottomPane = Pmw.PanedWidget(pane.pane('bottom'),
orient='horizontal',
command = self.resize,
hull_borderwidth = 1,
hull_relief = 'raised',
hull_width=0, hull_height=0
)
self.bottomPane.add('starter', size = 0.0)
self.bottomPane.add('main')
button = Tkinter.Button(self.bottomPane.pane('main'),
text = 'Pane\n0')
button.pack(expand = 1)
self.bottomPane.pack(expand = 1, fill = 'both')
pane.pack(expand = 1, fill = 'both')
def resize(self, list):
pane = self.bottomPane
# Remove any panes less than 2 pixel wide.
for i in range(len(list) - 1, 0, -1):
if list[i] < 2:
pane.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 = pane.panes()[0]
text = 'Pane\n' + str(self.paneCount)
button = Tkinter.Button(pane.pane(name), text = text)
button.pack(expand = 1)
# Create a new starter pane.
name = 'Pane ' + str(self.paneCount)
pane.insert(name, size=0.0)
######################################################################
# Create demo in root window for testing.
if __name__ == '__main__':
root = Tkinter.Tk()
Pmw.initialise(root, fontScheme = 'pmw1')
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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