Fix float value error in pyqt configuration (#106)

Co-authored-by: Markus Stabrin <markus.stabrin@gmail.com>

src/superqt/sliders/_labeled.py

@@ -128,7 +128,7 @@ class QLabeledSlider(_SliderProxy, QAbstractSlider):
         super().__init__(parent)
 
         self._slider = self._slider_class()
-        self._label = SliderLabel(self._slider, connect=self._slider.setValue)
+        self._label = SliderLabel(self._slider, connect=self._setValue)
         self._edge_label_mode: EdgeLabelMode = EdgeLabelMode.LabelIsValue
 
         self._rename_signals()
@@ -142,6 +142,13 @@ class QLabeledSlider(_SliderProxy, QAbstractSlider):
 
         self.setOrientation(orientation)
 
+    def _setValue(self, value: float):
+        """
+        Convert the value from float to int before
+        setting the slider value
+        """
+        self._slider.setValue(int(value))
+
     def _rename_signals(self):
         # for subclasses
         pass

tests/test_sliders/test_labeled_slider.py

@@ -1,4 +1,4 @@
-from superqt import QLabeledRangeSlider
+from superqt import QLabeledRangeSlider, QLabeledSlider
 
 
 def test_labeled_slider_api(qtbot):
@@ -9,3 +9,10 @@ def test_labeled_slider_api(qtbot):
     slider.setBarVisible()
     slider.setBarMovesAllHandles()
     slider.setBarIsRigid()
+
+
+def test_slider_connect_works(qtbot):
+    slider = QLabeledSlider()
+    qtbot.addWidget(slider)
+
+    slider._label.editingFinished.emit()