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'''
this is a part of the heybuddy project
copyright 2010 jezra lickter http://www.jezra.net
'''
import gtk
import PlatformSpecific
#what is the max number of dents we want to keep track of?
#MAX_DENTS=50
class DentScroller(gtk.EventBox):
def __init__(self):
gtk.EventBox.__init__(self)
#keep track of this dentscroller's ids
self.ids = []
main_child= PlatformSpecific.ScrollThingy()
self.add(main_child)
self.dent_scroll_vbox=gtk.VBox(spacing=1)
self.viewport = gtk.Viewport()
self.viewport.add(self.dent_scroll_vbox)
try:
the_color = gtk.gdk.color_parse('#666')
self.viewport.modify_bg(gtk.STATE_NORMAL,the_color )
except:
#what the hell version of python-gtk is this?
pass
main_child.add(self.viewport)
# add an empty "something" to the vbox
self.dent_scroll_vbox.pack_end(gtk.Label(),True,True,0)
def add_dent(self,dent,is_conv=False,conv_backwards=False):
#is this id already in this scroller?
dent_id = dent.id
if not dent_id in self.ids:
self.ids.append(dent_id)
if is_conv and not conv_backwards:
self.dent_scroll_vbox.pack_start(dent,False,False,0)
else:
self.dent_scroll_vbox.pack_end(dent,False,False,0)
#it would be nice to see this dent
dent.show_all()
return True
else:
del dent_id
del dent
return False
def prune(self, number):
#hey! how many children does the self.dent_scroll_vbox have?
children=self.dent_scroll_vbox.get_children()
while len(children)>number:
self.dent_scroll_vbox.remove( children[-1] )
d = children.pop()
try:
self.ids.remove(d.id)
except:
pass
d.unrealize()
d.destroy()
del d
def clear(self):
children=self.dent_scroll_vbox.get_children()
#clear the ids
self.ids = []
for child in children:
child.unrealize()
child.destroy()
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