C# (CSharp) NSTableColumn.Dispose示例

示例#1

        //public override CoreGraphics.CGSize IntrinsicContentSize => new CGSize (150, 100);

        public PlaylistsView()
        {
            TranslatesAutoresizingMaskIntoConstraints = false;

            var scrollView = new NSScrollView();

            scrollView.TranslatesAutoresizingMaskIntoConstraints = false;

            OutlineView                     = new NSOutlineView();
            OutlineView.HeaderView          = null;
            OutlineView.FloatsGroupRows     = false;
            OutlineView.BackgroundColor     = NSColor.FromRgb(245, 245, 245);
            OutlineView.IndentationPerLevel = 4;

            var outlineColumn = new NSTableColumn();

            outlineColumn.Editable = false;
            outlineColumn.MinWidth = 100;

            OutlineView.AddColumn(outlineColumn);
            OutlineView.OutlineTableColumn = outlineColumn;
            outlineColumn.Dispose();
            outlineColumn = null;

            scrollView.DocumentView = OutlineView;

            AddSubview(scrollView);

            AddConstraints(NSLayoutExtensions.FillHorizontal(scrollView, false));
            AddConstraints(NSLayoutExtensions.FillVertical(scrollView, false));
            AddConstraint(NSLayoutExtensions.MinimumWidth(this, 100));
        }