class TransitionTab(gtk.VBox):
def __init__(self, window):
gtk.VBox.__init__(self)
self.hmm = None
clear_button = gtk.Button('Reset')
clear_button.set_size_request(80,25)
clear_button.connect('clicked', self.on_reset_clicked)
apply_button = gtk.Button('Apply')
apply_button.set_size_request(80,20)
apply_button.connect('clicked', self.on_apply_clicked, window)
hbox = gtk.HBox();
hbox.set_size_request(200, 40);
hbox.pack_start(clear_button, fill=False, padding=4);
hbox.pack_start(apply_button, fill=False, padding=4);
self.viewport = gtk.Viewport()
sw = gtk.ScrolledWindow()
sw.add(self.viewport)
sw.set_size_request(400, 400)
sw.set_policy(hscrollbar_policy=gtk.POLICY_AUTOMATIC, vscrollbar_policy=gtk.POLICY_AUTOMATIC)
self.pack_start(sw)
self.pack_end(hbox, fill=False)
self.table = None
def on_reset_clicked(self, sender):
if self.hmm:
self.on_hmm_changed(sender=self, hmm=self.hmm)
def on_apply_clicked(self, sender, window):
if self.table:
window.on_transition_values_updated(self.table)
def on_hmm_changed(self, sender, hmm):
self.hmm = hmm
if self.table:
self.table.destroy()
self.table = ValueTable(rows=len(hmm.states),
columns=len(hmm.states),
cell_width=6,
row_captions=hmm.states,
col_captions=hmm.states,
top_left_caption= "old/new state")
for i in xrange(hmm.get_num_states()):
for j in xrange(hmm.get_num_states()):
self.table[i, j] = str(hmm.get_transition_prob(i, j))
self.viewport.add(self.table)
self.table.show_all()
def on_hmm_changed(self, sender, hmm): self.hmm = hmm if self.table: self.table.destroy() self.table = ValueTable(rows=1, columns=len(hmm.states), cell_width=6, row_captions=['probability'], col_captions=hmm.states, top_left_caption= 'initial') for i in xrange(hmm.get_num_states()): self.table[0, i] = str(hmm.initial_p(i)) self.viewport.add(self.table) self.table.show_all()
def on_hmm_changed(self, sender, hmm): self.hmm = hmm if self.table: self.table.destroy() self.table = ValueTable(rows=len(hmm.states), columns=len(hmm.states), cell_width=6, row_captions=hmm.states, col_captions=hmm.states, top_left_caption= "old/new state") for i in xrange(hmm.get_num_states()): for j in xrange(hmm.get_num_states()): self.table[i, j] = str(hmm.get_transition_prob(i, j)) self.viewport.add(self.table) self.table.show_all()
