qtlib: Fix broken SelectableList

It was still using `.reset()`, which disappeared in Qt5.

Fixes #254.

qtlib/selectable_list.py

@@ -1,9 +1,9 @@
 # Created By: Virgil Dupras
 # Created On: 2011-09-06
 # Copyright 2014 Hardcoded Software (http://www.hardcoded.net)
-# 
-# This software is licensed under the "BSD" License as described in the "LICENSE" file, 
-# which should be included with this package. The terms are also available at 
+#
+# This software is licensed under the "BSD" License as described in the "LICENSE" file,
+# which should be included with this package. The terms are also available at
 # http://www.hardcoded.net/licenses/bsd_license
 
 from PyQt5.QtCore import Qt, QAbstractListModel, QItemSelection, QItemSelectionModel
@@ -16,7 +16,7 @@ class SelectableList(QAbstractListModel):
         self.model = model
         self.view.setModel(self)
         self.model.view = self
-    
+
     #--- Override
     def data(self, index, role):
         if not index.isValid():
@@ -25,26 +25,27 @@ class SelectableList(QAbstractListModel):
         if role in {Qt.DisplayRole, Qt.EditRole}:
             return self.model[index.row()]
         return None
-    
+
     def rowCount(self, index):
         if index.isValid():
             return 0
         return len(self.model)
-    
+
     #--- Virtual
     def _updateSelection(self):
         raise NotImplementedError()
-    
+
     def _restoreSelection(self):
         raise NotImplementedError()
-    
+
     #--- model --> view
     def refresh(self):
         self._updating = True
-        self.reset()
+        self.beginResetModel()
+        self.endResetModel()
         self._updating = False
         self._restoreSelection()
-    
+
     def update_selection(self):
         self._restoreSelection()
 
@@ -52,18 +53,18 @@ class ComboboxModel(SelectableList):
     def __init__(self, model, view, **kwargs):
         super().__init__(model, view, **kwargs)
         self.view.currentIndexChanged[int].connect(self.selectionChanged)
-    
+
     #--- Override
     def _updateSelection(self):
         index = self.view.currentIndex()
         if index != self.model.selected_index:
             self.model.select(index)
-    
+
     def _restoreSelection(self):
         index = self.model.selected_index
         if index is not None:
             self.view.setCurrentIndex(index)
-    
+
     #--- Events
     def selectionChanged(self, index):
         if not self._updating:
@@ -74,13 +75,13 @@ class ListviewModel(SelectableList):
         super().__init__(model, view, **kwargs)
         self.view.selectionModel().selectionChanged[(QItemSelection, QItemSelection)].connect(
             self.selectionChanged)
-    
+
     #--- Override
     def _updateSelection(self):
         newIndexes = [modelIndex.row() for modelIndex in self.view.selectionModel().selectedRows()]
         if newIndexes != self.model.selected_indexes:
             self.model.select(newIndexes)
-    
+
     def _restoreSelection(self):
         newSelection = QItemSelection()
         for index in self.model.selected_indexes:
@@ -94,4 +95,4 @@ class ListviewModel(SelectableList):
     def selectionChanged(self, index):
         if not self._updating:
             self._updateSelection()
-    
+