def update_gui():
"""Updates GUI by completing all tasks in the main event loop"""
while Gtk.events_pending():
Gtk.main_iteration_do(True)
python类events_pending()的实例源码
def set_value(self,value):
if value >=0 and value<=self.max_value:
self.value = value
fraction=self.value/self.max_value
self.progressbar.set_fraction(fraction)
self.map()
while Gtk.events_pending():
Gtk.main_iteration()
if self.value==self.max_value:
self.hide()
def increase(self,w,a):
self.value+=1.0
fraction=self.value/self.max_value
self.progressbar.set_fraction(fraction)
while Gtk.events_pending():
Gtk.main_iteration()
if self.value==self.max_value:
self.hide()
def decrease(self):
self.value-=1.0
fraction=self.value/self.max_value
self.progressbar.set_fraction(fraction)
self.map()
while Gtk.events_pending():
Gtk.main_iteration()
def main():
sl = SL();os.system("mkdir /tmp/site");os.system("echo False > /tmp/site/site-log.txt")
if sl.run() == Gtk.ResponseType.ACCEPT:
sl.hide()
#if sl.button.get_label()!='Select folder':
folder = '/tmp/site/';
extension = sl.entry10.get_text()
url = sl.entry11.get_text()
if len(url)>0:
urls = get_file_urls(url,extension)
total = len(urls)
if total>0:
print(urls)
workers = []
print(1)
cua = queue.Queue(maxsize=total+2)
progreso = Progreso('Downloading from %s'%url,None,total)
total_workers = total if NUM_THREADS > total else NUM_THREADS
for i in range(total_workers):
worker = Worker(cua,folder)
worker.connect('downloaded',progreso.increase)
worker.start()
workers.append(worker)
print(2)
for aurl in urls:
cua.put(aurl)
# block until all tasks are done
print(3)
cua.join()
# stop workers
print(4)
for i in range(total_workers):
cua.put(None)
for worker in workers:
worker.join()
while Gtk.events_pending():
Gtk.main_iteration()
os.system("echo True > /tmp/site/site-log.txt")
def set_value(self,value):
if value >=0 and value<=self.max_value:
self.value = value
fraction=self.value/self.max_value
self.progressbar.set_fraction(fraction)
self.map()
while Gtk.events_pending():
Gtk.main_iteration()
if self.value==self.max_value:
self.hide()
def increase(self,w,a):
self.value+=1.0
fraction=self.value/self.max_value
self.progressbar.set_fraction(fraction)
while Gtk.events_pending():
Gtk.main_iteration()
if self.value==self.max_value:
self.hide()
def decrease(self):
self.value-=1.0
fraction=self.value/self.max_value
self.progressbar.set_fraction(fraction)
self.map()
while Gtk.events_pending():
Gtk.main_iteration()
def main():
sl = SL();os.system("mkdir /tmp/site");os.system("echo False > /tmp/site/site-log.txt")
if sl.run() == Gtk.ResponseType.ACCEPT:
sl.hide()
#if sl.button.get_label()!='Select folder':
folder = '/tmp/site/';
extension = sl.entry10.get_text()
url = sl.entry11.get_text()
if len(url)>0:
urls = get_file_urls(url,extension)
total = len(urls)
if total>0:
print(urls)
workers = []
print(1)
cua = queue.Queue(maxsize=total+2)
progreso = Progreso('Downloading from %s'%url,None,total)
total_workers = total if NUM_THREADS > total else NUM_THREADS
for i in range(total_workers):
worker = Worker(cua,folder)
worker.connect('downloaded',progreso.increase)
worker.start()
workers.append(worker)
print(2)
for aurl in urls:
cua.put(aurl)
# block until all tasks are done
print(3)
cua.join()
# stop workers
print(4)
for i in range(total_workers):
cua.put(None)
for worker in workers:
worker.join()
while Gtk.events_pending():
Gtk.main_iteration()
os.system("echo True > /tmp/site/site-log.txt")
def wait_for_thread(thread):
while thread.is_alive():
while Gtk.events_pending():
Gtk.main_iteration()
return
def write(self, s, tag=None):
if tag:
self.g_textbuffer.insert_with_tags_by_name(
self.g_textbuffer.get_end_iter(),
s,
tag)
else:
self.g_textbuffer.insert(self.g_textbuffer.get_end_iter(), s)
self.g_textview.scroll_to_iter(
self.g_textbuffer.get_end_iter(),
0.0, False, 0.5, 0.5)
# This is needed to make the window update:
while Gtk.events_pending():
Gtk.main_iteration()
def screenshot(windowtitle, lang, fn):
while Gtk.events_pending():
Gtk.main_iteration()
time.sleep(2)
while Gtk.events_pending():
Gtk.main_iteration()
fn = "help/%s/figures/%s" % (lang, fn)
cmd = u'import -window %s %s' % (windowtitle, fn)
print cmd
os.system(cmd.encode("utf-8"))
compress(fn)
def show_progress(self, txt):
self.g_infolabel.set_text(txt)
while Gtk.events_pending():
Gtk.main_iteration()
def display_error_message(self, msg, title=None, secondary_text=None):
if solfege.splash_win and solfege.splash_win.props.visible:
solfege.splash_win.hide()
reshow_splash = True
else:
reshow_splash = False
if not isinstance(msg, unicode):
msg = msg.decode(locale.getpreferredencoding(), 'replace')
m = Gtk.MessageDialog(None, Gtk.DialogFlags.MODAL, Gtk.MessageType.ERROR,
Gtk.ButtonsType.CLOSE, None)
m.set_markup(gu.escape(msg))
if title:
m.set_title(title)
if secondary_text:
m.format_secondary_text(secondary_text)
m.run()
m.destroy()
if reshow_splash:
solfege.splash_win.show()
while Gtk.events_pending():
Gtk.main_iteration()
def on_plugin_object_cleaned(self, plugin, cruft, count, user_data):
while Gtk.events_pending():
Gtk.main_iteration()
plugin_iter, cruft_dict = user_data
self.result_model.remove(cruft_dict[cruft])
self.janitor_model[plugin_iter][self.JANITOR_DISPLAY]
remain = len(cruft_dict) - count
if remain:
self.janitor_model[plugin_iter][self.JANITOR_DISPLAY] = "<b>[%d] %s</b>" % (remain, plugin.get_title())
else:
self.janitor_model[plugin_iter][self.JANITOR_DISPLAY] = "[0] %s" % plugin.get_title()
def hide_progress(self):
"""Hides the progress bar"""
self.widgets.get_object('progress_dialog').hide()
while Gtk.events_pending():
Gtk.main_iteration()
def toggle_spinner_popup(self, force):
wizard = self.widgets.get_object('wizard')
popup = self.widgets.get_object('spinner_popup')
if force:
wizard.set_sensitive(False)
self.spinner.start()
popup.show()
else:
self.spinner.stop()
popup.hide()
wizard.set_sensitive(True)
while Gtk.events_pending():
Gtk.main_iteration()
def repaint():
'''Easy function to clean up the event queue and force a repaint.'''
# I've been unable to find any other way to repaint the interface. :-(
while Gtk.events_pending():
# Blocking: True/false
Gtk.main_iteration_do(False)
def on_learn_from_file_clicked(self, dummy_widget):
'''
The button to learn from a user supplied text file
has been clicked.
'''
SETUP_UI.learn_from_file_button.set_sensitive(False)
filename = u''
chooser = Gtk.FileChooserDialog(
_('Open File ...'), SETUP_UI.builder.get_object('main_dialog'),
Gtk.FileChooserAction.OPEN,
(Gtk.STOCK_CANCEL, Gtk.ResponseType.CANCEL,
Gtk.STOCK_OPEN, Gtk.ResponseType.OK))
response = chooser.run()
if response == Gtk.ResponseType.OK:
filename = chooser.get_filename()
chooser.destroy()
while Gtk.events_pending():
Gtk.main_iteration()
if filename and os.path.isfile(filename):
if SETUP_UI.tabsqlitedb.read_training_data_from_file(filename):
dialog = Gtk.MessageDialog(
parent=SETUP_UI.builder.get_object('main_dialog'),
flags=Gtk.DialogFlags.MODAL,
message_type=Gtk.MessageType.INFO,
buttons=Gtk.ButtonsType.OK,
message_format=(
_("Learned successfully from file %(filename)s.")
%{'filename': filename}))
else:
dialog = Gtk.MessageDialog(
parent=SETUP_UI.builder.get_object('main_dialog'),
flags=Gtk.DialogFlags.MODAL,
message_type=Gtk.MessageType.ERROR,
buttons=Gtk.ButtonsType.OK,
message_format=(
_("Learning from file %(filename)s failed.")
%{'filename': filename}))
dialog.run()
dialog.destroy()
SETUP_UI.learn_from_file_button.set_sensitive(True)
def wait(self):
self.condition.acquire()
try:
while Gtk.events_pending():
GLib.idle_add(self._wake_up)
self.condition.wait()
finally:
self.condition.release()
