FBDVariableDialog.py 文件源码

def RefreshNameList(self):
        """
        Called to refresh names in name list box
        """
        # Get variable class to select POU variable applicable
        var_class = VARIABLE_CLASSES_DICT_REVERSE[
                            self.Class.GetStringSelection()]

        # Refresh names in name list box by selecting variables in POU variables
        # list that can be applied to variable class
        self.VariableName.Clear()
        for name, (var_type, value_type) in self.VariableList.iteritems():
            if var_type != "Input" or var_class == INPUT:
                self.VariableName.Append(name)

        # Get variable expression and select corresponding value in name list
        # box if it exists
        selected = self.Expression.GetValue()
        if selected != "" and self.VariableName.FindString(selected) != wx.NOT_FOUND:
            self.VariableName.SetStringSelection(selected)
        else:
            self.VariableName.SetSelection(wx.NOT_FOUND)

        # Disable name list box if no name present inside
        self.VariableName.Enable(self.VariableName.GetCount() > 0)