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import string
import Tkinter
import Pmw
def aligngrouptags(groups):
# Adjust the y position of the tags in /groups/ so that they all
# have the height of the highest tag.
maxTagHeight = 0
for group in groups:
if group._tag is None:
height = (string.atoi(str(group._ring.cget('borderwidth'))) +
string.atoi(str(group._ring.cget('highlightthickness'))))
else:
height = group._tag.winfo_reqheight()
if maxTagHeight < height:
maxTagHeight = height
for group in groups:
ringBorder = (string.atoi(str(group._ring.cget('borderwidth'))) +
string.atoi(str(group._ring.cget('highlightthickness'))))
topBorder = maxTagHeight / 2 - ringBorder / 2
group._hull.grid_rowconfigure(0, minsize = topBorder)
group._ring.grid_rowconfigure(0,
minsize = maxTagHeight - topBorder - ringBorder)
if group._tag is not None:
group._tag.place(y = maxTagHeight / 2)
class Group( Pmw.MegaWidget ):
def __init__(self, parent = None, **kw):
# Define the megawidget options.
INITOPT = Pmw.INITOPT
optiondefs = (
('collapsedsize', 6, INITOPT),
('ring_borderwidth', 2, None),
('ring_relief', 'groove', None),
('tagindent', 10, INITOPT),
)
self.defineoptions(kw, optiondefs)
# Initialise the base class (after defining the options).
Pmw.MegaWidget.__init__(self, parent)
# Create the components.
interior = Pmw.MegaWidget.interior(self)
self._ring = self.createcomponent(
'ring',
(), None,
Tkinter.Frame, (interior,),
)
self._groupChildSite = self.createcomponent(
'groupchildsite',
(), None,
Tkinter.Frame, (self._ring,)
)
self._tag = self.createcomponent(
'tag',
(), None,
Tkinter.Label, (interior,),
)
ringBorder = (string.atoi(str(self._ring.cget('borderwidth'))) +
string.atoi(str(self._ring.cget('highlightthickness'))))
if self._tag is None:
tagHeight = ringBorder
else:
tagHeight = self._tag.winfo_reqheight()
self._tag.place(
x = ringBorder + self['tagindent'],
y = tagHeight / 2,
anchor = 'w')
topBorder = tagHeight / 2 - ringBorder / 2
self._ring.grid(column = 0, row = 1, sticky = 'nsew')
interior.grid_columnconfigure(0, weight = 1)
interior.grid_rowconfigure(1, weight = 1)
interior.grid_rowconfigure(0, minsize = topBorder)
self._groupChildSite.grid(column = 0, row = 1, sticky = 'nsew')
self._ring.grid_columnconfigure(0, weight = 1)
self._ring.grid_rowconfigure(1, weight = 1)
self._ring.grid_rowconfigure(0,
minsize = tagHeight - topBorder - ringBorder)
self.showing = 1
# Check keywords and initialise options.
self.initialiseoptions()
def toggle(self):
if self.showing:
self.collapse()
else:
self.expand()
self.showing = not self.showing
def expand(self):
self._groupChildSite.grid(column = 0, row = 1, sticky = 'nsew')
def collapse(self):
self._groupChildSite.grid_forget()
if self._tag is None:
tagHeight = 0
else:
tagHeight = self._tag.winfo_reqheight()
self._ring.configure(height=(tagHeight / 2) + self['collapsedsize'])
def interior(self):
return self._groupChildSite
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