def enhanced_user_input():
root = ui.window_from_dicttree(yaml.load(file('ui.yaml')))
ui.desktop.add_child(root)
ch = stackless.channel()
for id_ in [0, 1, 2, 3, 4, 5, 6, 7, 8, 9,
'delete', 'return', 'star', 'hash']:
button = ui.desktop.find_window(id_)
button.callback = lambda btn=button: ch.send(btn.label.text)
view = ui.desktop.find_window('view')
text = []
serial_no = 0
# In a dict so they can be updated from within inner functions.
# In Python 3 we'd use `nonlocal` vars.
current = {'value': None, 'serial': 0}
def get_current():
return current['value']
def set_current(val):
current['value'] = val
def wait_and_clear():
current['serial'] += 1
serial = current['serial']
start = time.time()
while time.time() - start < key_timeout:
stackless.schedule()
if current['serial'] == serial:
current['value'] = None
while True:
event = ch.receive()
if event == 'RET':
ui.desktop.remove_child(root)
return ''.join(text)
elif event == 'DEL':
set_current(None)
try:
del text[-1]
except IndexError:
pass
elif event == get_current():
index = (index + 1) % len(event)
text[-1] = event[index]
else:
set_current(event)
index = 0
text.append(event[0])
view.set_text(''.join(text))
stackless.tasklet(wait_and_clear)()
def run(filename):
w = pyglet.window.Window(fullscreen=True)
ui.init(w)
@w.event
def on_key_press(k, *etc):
if k == key.ESCAPE:
pyglet.app.exit()
glPointSize(2)
glClearColor(.2, .2, .2, 1.)
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
glEnable(GL_BLEND)
ui.desktop.add_child(ui.window_from_dicttree(yaml.load(file(filename))))
stackless.tasklet(pyglet.app.run)()
stackless.run()
def copy_children(self, filename):
for child in ui.window_from_dicttree(yaml.load(file(filename))).children:
self.children.append(child)
