subclass QTableWidget for change multiple checkstates

src/gui_qt/fit/fit_forms.py

@@ -6,6 +6,7 @@ from ..Qt import QtCore, QtWidgets, QtGui
 from .._py.fitmodelwidget import Ui_FitParameter
 from .._py.save_fitmodel_dialog import Ui_SaveDialog
 from ..lib.iconloading import get_icon
+from ..lib.tables import TableWidget
 
 
 class FitModelWidget(QtWidgets.QWidget, Ui_FitParameter):
@@ -364,7 +365,7 @@ class FitModelTree(QtWidgets.QTreeWidget):
             return funcs
 
 
-class FitTableWidget(QtWidgets.QTableWidget):
+class FitTableWidget(TableWidget):
     def __init__(self, parent=None):
         super().__init__(parent=parent)