BF2Statistics.MedalData.MedalDataEditor.EditCriteria C# (CSharp) Method

        public void EditCriteria()
        {
            // Make sure we have a node selected
            if (ConditionNode == null)
            {
                MessageBox.Show("Please select a criteria to edit.");
                return;
            }

            // Make sure its a child node
            if (ConditionNode.Parent == null && ConditionNode.Nodes.Count != 0)
                return;

            // Open correct condition editor form
            if (ConditionNode.Tag is ObjectStat)
                Child = new ObjectStatForm(ConditionNode);
            else if (ConditionNode.Tag is PlayerStat)
                Child = new ScoreStatForm(ConditionNode);
            else if (ConditionNode.Tag is MedalOrRankCondition)
                Child = new MedalConditionForm(ConditionNode);
            else if (ConditionNode.Tag is GlobalStatMultTimes)
                Child = new GlobalStatMultTimesForm(ConditionNode);
            else if (ConditionNode.Tag is ConditionList)
                Child = new ConditionListForm(ConditionNode);
            else
                return;

            if (Child.ShowDialog() == DialogResult.OK)
            {
                // Delay tree redraw
                AwardConditionsTree.BeginUpdate();

                // Set awards new conditions from the tree node tagged conditions
                SelectedAward.SetCondition(MedalDataParser.ParseNodeConditions(AwardConditionsTree.Nodes[0]));

                // Clear all current Nodes
                AwardConditionsTree.Nodes.Clear();

                // Reparse conditions
                AwardConditionsTree.Nodes.Add(SelectedAward.ToTree());

                // Validation highlighting
                ValidateConditions(SelectedAwardNode, SelectedAward.GetCondition());

                // Conditions tree's are to be expanded at all times
                AwardConditionsTree.ExpandAll();
                AwardConditionsTree.EndUpdate();
            }
        }