How to keep only the default toolbar items in WPF SfImageEditor?

        <local:CustomEditor x:Name="editor" ImageSource="CustomViewImage1.png">
        </local:CustomEditor>

    public class CustomEditor : SfImageEditor
    {
        public override void OnApplyTemplate()
        {
            base.OnApplyTemplate();
            var items = this.ToolbarSettings.ToolbarItems.Count;
            var border = this.Template.FindName("PART_HeaderToolbarPanel", this) as       Border;
            var panel = (border.Child as Grid).Children[0] as StackPanel;
            var browseButton = panel.Children[0] as Button;
            var saveButton = panel.Children[1] as Button;
            var line = panel.Children[2] as Rectangle;
            var undoButton = panel.Children[3] as Button;
            var redoButton = panel.Children[4] as Button;
 
            var grid = (border.Child as Grid).Children[1] as Grid;
            var stackPanel = grid.Children[0] as StackPanel;
            var SelectButton = stackPanel.Children[0] as Button;
            var panButton = stackPanel.Children[1] as Button;
            var line1 = stackPanel.Children[2] as Rectangle;
 
            var resetButton = this.Template.FindName("PART_ResetIcon", this) as Button;
 
            var bottomToolbar = this.Template.FindName("PART_FooterToolbarPanel", this) as Border;
            var bottomPanel = bottomToolbar.Child as Grid;
            var resetZoomButton= bottomPanel.Children[0] as Button;
            var line2 = bottomPanel.Children[1] as Rectangle;
            var decreaseZoomRect = bottomPanel.Children[1] as Rectangle;
            var decreaseZoomButton = bottomPanel.Children[2] as Button;
            var slider = bottomPanel.Children[3] as Slider;
            var increaseZoomButton = bottomPanel.Children[4] as Button;
            var text = bottomPanel.Children[5] as TextBlock;
 
            browseButton.Visibility = Visibility.Collapsed;
            saveButton.Visibility = Visibility.Collapsed;
            line.Visibility = Visibility.Collapsed;
            undoButton.Visibility = Visibility.Collapsed;
            redoButton.Visibility = Visibility.Collapsed;
            SelectButton.Visibility = Visibility.Collapsed;
            panButton.Visibility = Visibility.Collapsed;
            line1.Visibility = Visibility.Collapsed;
            resetButton.Visibility = Visibility.Collapsed;
 
            resetZoomButton.Visibility = Visibility.Collapsed;
            line2.Visibility = Visibility.Collapsed;
            decreaseZoomButton.Visibility = Visibility.Collapsed;
            decreaseZoomButton.Visibility = Visibility.Collapsed;
            increaseZoomButton.Visibility = Visibility.Collapsed;
            slider.Visibility = Visibility.Collapsed;
            text.Visibility = Visibility.Collapsed;
        }
    }