progress bar in file transfers
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61d4a28d6b
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2131fa3868
@ -15,13 +15,13 @@ TOX_FILE_TRANSFER_STATE = {
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}
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class Signal(QtCore.QObject):
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signal = QtCore.Signal(str)
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class StateSignal(QtCore.QObject):
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signal = QtCore.Signal(int, float)
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class FileTransfer(QtCore.QObject):
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def __init__(self, path, tox, friend_number, file_number=None):
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def __init__(self, path, tox, friend_number, size, file_number=None):
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QtCore.QObject.__init__(self)
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self._path = path
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self._tox = tox
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@ -29,13 +29,15 @@ class FileTransfer(QtCore.QObject):
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self.state = TOX_FILE_TRANSFER_STATE['RUNNING']
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self._file_number = file_number
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self._creation_time = time()
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self._signal = Signal()
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self._size = size
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self._done = 0
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self._state_changed = StateSignal()
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def set_tox(self, tox):
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self._tox = tox
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def set_event_handler(self, handler):
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self._signal.signal.connect(handler)
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def set_state_changed_handler(self, handler):
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self._state_changed.signal.connect(handler)
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def get_file_number(self):
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return self._file_number
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@ -46,95 +48,95 @@ class FileTransfer(QtCore.QObject):
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def cancel(self):
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self.send_control(TOX_FILE_CONTROL['CANCEL'])
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self._file.close()
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print id(self._signal)
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self._signal.signal.emit('{} {}'.format(self.state, 0))
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self._state_changed.signal.emit(self.state, self._done / self._size)
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def send_control(self, control):
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if self._tox.file_control(self._friend_number, self._file_number, control):
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self.state = control
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self._state_changed.signal.emit(self.state, self._done / self._size)
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def get_file_id(self):
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return self._tox.file_get_file_id(self._friend_number, self._file_number)
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def file_seek(self):
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# TODO implement
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# TODO implement or not implement
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pass
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class SendTransfer(FileTransfer):
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def __init__(self, path, tox, friend_number, kind=TOX_FILE_KIND['DATA'], file_id=None):
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super(SendTransfer, self).__init__(path, tox, friend_number)
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self._file_number = tox.file_send(friend_number,
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kind,
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getsize(path) if path else 0,
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file_id,
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basename(path).encode('utf-8') if path else '')
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if path is not None:
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self._file = open(path, 'rb')
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size = getsize(path)
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else:
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size = 0
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super(SendTransfer, self).__init__(path, tox, friend_number, size)
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self._file_number = tox.file_send(friend_number, kind, size, file_id,
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basename(path).encode('utf-8') if path else '')
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def send_chunk(self, position, size):
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if size:
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self._file.seek(position)
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data = self._file.read(size)
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# TODO: fix bug with wrong data for file_send_chunk
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self._tox.file_send_chunk(self._friend_number, self._file_number, position, data)
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self._signal.signal.emit('{} {}'.format(self.state, 0))
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#print self._friend_number, self._file_number, position, data
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self._done += size
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self._state_changed.signal.emit(self.state, self._done / self._size)
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else:
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self._file.close()
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self.state = TOX_FILE_TRANSFER_STATE['FINISHED']
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self._signal.signal.emit('{} {}'.format(self.state, 100))
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self._state_changed.signal.emit(self.state, self._done / self._size)
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class SendAvatar(SendTransfer):
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def __init__(self, path, tox, friend_number):
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if path is None:
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super(SendAvatar, self).__init__(path, tox, friend_number, TOX_FILE_KIND['AVATAR'])
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hash = None
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else:
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with open(path, 'rb') as fl:
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hash = Tox.hash(fl.read())
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super(self.__class__, self).__init__(path, tox, friend_number, TOX_FILE_KIND['AVATAR'], hash)
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super(SendAvatar, self).__init__(path, tox, friend_number, TOX_FILE_KIND['AVATAR'], hash)
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class ReceiveTransfer(FileTransfer):
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def __init__(self, path, tox, friend_number, file_number):
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super(ReceiveTransfer, self).__init__(path, tox, friend_number, file_number)
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def __init__(self, path, tox, friend_number, size, file_number):
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super(ReceiveTransfer, self).__init__(path, tox, friend_number, size, file_number)
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self._file = open(self._path, 'wb')
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self._file.truncate(0)
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self._size = 0
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self._file_size = 0
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def cancel(self):
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super(ReceiveTransfer, self).cancel()
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remove(self._path)
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def write_chunk(self, position, data):
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if data is not None:
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if data is None:
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self._file.close()
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self.state = TOX_FILE_TRANSFER_STATE['FINISHED']
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self._state_changed.signal.emit(self.state, self._done / self._size)
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else:
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data = ''.join(chr(x) for x in data)
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if self._size < position:
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if self._file_size < position:
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self._file.seek(0, 2)
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self._file.write('\0' * (position - self._size))
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self._file.write('\0' * (position - self._file_size))
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self._file.seek(position)
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self._file.write(data)
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self._file.flush()
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if position + len(data) > self._size:
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self._size = position + len(data)
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self._signal.signal.emit('{} {}'.format(self.state, 0))
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else:
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self._file.close()
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self.state = TOX_FILE_TRANSFER_STATE['FINISHED']
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self._signal.signal.emit('{} {}'.format(self.state, 100))
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if position + len(data) > self._file_size:
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self._file_size = position + len(data)
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self._done += len(data)
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self._state_changed.signal.emit(self.state, self._done / self._size)
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class ReceiveAvatar(ReceiveTransfer):
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def __init__(self, tox, friend_number, file_number, has_size=True):
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def __init__(self, tox, friend_number, size, file_number):
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path = profile.ProfileHelper.get_path() + '/avatars/{}.png'.format(tox.friend_get_public_key(friend_number))
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super(ReceiveAvatar, self).__init__(path, tox, friend_number, file_number)
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super(ReceiveAvatar, self).__init__(path, tox, friend_number, size, file_number)
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if exists(path):
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if not has_size:
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if not size:
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remove(path)
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self.send_control(TOX_FILE_CONTROL['CANCEL'])
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self.state = TOX_FILE_TRANSFER_STATE['CANCELED']
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@ -238,16 +238,15 @@ class FileTransferItem(QtGui.QListWidget):
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pr.accept_transfer(self, directory + '/' + self.saved_name, friend_number, file_number)
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self.accept.setVisible(False)
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@QtCore.Slot(str)
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def update(self, data):
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arr = data.split()
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self.pb.setValue(int(arr[1]))
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if int(arr[0]) == TOX_FILE_TRANSFER_STATE['CANCELED']:
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@QtCore.Slot(int, float)
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def update(self, state, progress):
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self.pb.setValue(int(progress * 100))
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if state == TOX_FILE_TRANSFER_STATE['CANCELED']:
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self.setStyleSheet('QListWidget { background-color: red; }')
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self.cancel.setVisible(False)
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self.accept.setVisible(False)
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self.pb.setVisible(False)
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elif int(arr[0]) == TOX_FILE_TRANSFER_STATE['FINISHED']:
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elif state == TOX_FILE_TRANSFER_STATE['FINISHED']:
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self.pb.setVisible(False)
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self.cancel.setVisible(False)
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@ -733,7 +733,7 @@ class Profile(Contact, Singleton):
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rt = ReceiveTransfer(path, self._tox, friend_number, file_number)
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self._file_transfers[(friend_number, file_number)] = rt
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self._tox.file_control(friend_number, file_number, TOX_FILE_CONTROL['RESUME'])
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rt.set_event_handler(item.update)
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rt.set_state_changed_handler(item.update)
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def incoming_avatar(self, friend_number, file_number, size):
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"""
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@ -769,7 +769,7 @@ class Profile(Contact, Singleton):
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st = SendTransfer(path, self._tox, friend_number)
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self._file_transfers[(friend_number, st.get_file_number())] = st
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item = self.create_file_transfer_item(os.path.basename(path), os.path.getsize(path), friend_number, st.get_file_number(), False)
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st.set_event_handler(item.update)
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st.set_state_changed_handler(item.update)
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def outgoing_chunk(self, friend_number, file_number, position, size):
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if (friend_number, file_number) in self._file_transfers:
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