//public static T GetNodeData<T>(this TreeNode @this) where T : ITreeNodeData public static ITreeNodeData GetNodeData(this TreeNode @this) { if (@this == null) { return(null); } TreeNodeProxy nodeProxy = @this.GetNodeProxy(); return(nodeProxy.GetNodeData()); }
public static TreeNode CreateNewItemNode(this LabelEditEnhancedTreeView @this) { ITreeNodeData treeNodeData = @this.CreateNewNodeData(TreeNodeProxy.NEW_ITEM_NODE_TEXT); TreeNode treeNode = CreateNode(@this, treeNodeData); treeNode.ForeColor = Color.Gray; treeNode.ImageIndex = 0; treeNode.StateImageIndex = 0; treeNode.SelectedImageIndex = 0; TreeNodeProxy treeNodeProxy = treeNode.GetNodeProxy(); treeNodeProxy.IsNewItemNode = true; return(treeNode); }
public static TreeNode CreateNode <T>(this LabelEditEnhancedTreeView @this, T nodeData) where T : ITreeNodeData { string displayValue = nodeData == null ? string.Empty : nodeData.DisplayValue; TreeNode treeNode = @this.Nodes.Add(displayValue); bool isNewItemNode = nodeData == null; TreeNodeProxy nodeProxy = new TreeNodeProxy <T>(nodeData, isNewItemNode); int iconIndex = isNewItemNode ? 0 : nodeData.IconIndex; treeNode.ImageIndex = iconIndex; treeNode.StateImageIndex = iconIndex; treeNode.SelectedImageIndex = iconIndex; treeNode.SetNodeProxy(nodeProxy); return(treeNode); }
internal static void SetNodeProxy(this TreeNode @this, TreeNodeProxy nodeProxy) { @this.Tag = nodeProxy; }