Saturday, 25 April 2015

python - How to connect the selectionChanged signal with pyqt?


I am developing a plugin for QGIS in Python, I need to connect the sselectionChanged signal emitted when a feature of the layer is selected, I could not find any examples on internet, here is what I have done so far:


QObject.connect(self.iface.mapCanvas(),SIGNAL("selectionChanged(QgsMapLayer)"), self.test)

In the logs of QGIS I get this warning:


Warning: Object::connect: (receiver name: 'MainWindow')

can you help me?





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