diff options
Diffstat (limited to 'src/leap/bitmask/gui/signaltracker.py')
| -rw-r--r-- | src/leap/bitmask/gui/signaltracker.py | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/src/leap/bitmask/gui/signaltracker.py b/src/leap/bitmask/gui/signaltracker.py index 4884334d..c83359c4 100644 --- a/src/leap/bitmask/gui/signaltracker.py +++ b/src/leap/bitmask/gui/signaltracker.py @@ -14,9 +14,12 @@ # # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. +import logging from PySide import QtCore +logger = logging.getLogger(__name__) + class SignalTracker(QtCore.QObject): """ @@ -39,6 +42,10 @@ class SignalTracker(QtCore.QObject): :param method: the method to call when the signal is triggered. :type method: callable, Slot or Signal """ + if (signal, method) in self._connected_signals: + logger.warning("Signal already connected.") + return + self._connected_signals.append((signal, method)) signal.connect(method) @@ -49,7 +56,9 @@ class SignalTracker(QtCore.QObject): for signal, method in self._connected_signals: try: signal.disconnect(method) - except RuntimeError: - pass # Signal was not connected + except (TypeError, RuntimeError) as e: + # most likely the signal was not connected + logger.warning("Disconnect error: {0!r}".format(e)) + logger.warning("Signal: {0!r} -> {1!r}".format(signal, method)) self._connected_signals = [] |