System.Web.UI.WebControls.TreeView.GetNodeImageUrl C# (CSharp) Méthode

		string GetNodeImageUrl (string shape, ImageStyle imageStyle)
		{
			if (ShowLines) {
				if (!String.IsNullOrEmpty (LineImagesFolder))
					return ResolveClientUrl (LineImagesFolder + "/" + shape + ".gif");
			} else {
				if (imageStyle != null) {
					if (shape == "plus") {
						if (!String.IsNullOrEmpty (imageStyle.Expand))
							return GetNodeIconUrl (imageStyle.Expand);
					} else if (shape == "minus") {
						if (!String.IsNullOrEmpty (imageStyle.Collapse))
							return GetNodeIconUrl (imageStyle.Collapse);
					} else if (shape == "noexpand") {
						if (!String.IsNullOrEmpty (imageStyle.NoExpand))
							return GetNodeIconUrl (imageStyle.NoExpand);
					}
				} else {
					if (shape == "plus") {
						if (!String.IsNullOrEmpty (ExpandImageUrl))
							return ResolveClientUrl (ExpandImageUrl);
					} else if (shape == "minus") {
						if (!String.IsNullOrEmpty (CollapseImageUrl))
							return ResolveClientUrl (CollapseImageUrl);
					} else if (shape == "noexpand") {
						if (!String.IsNullOrEmpty (NoExpandImageUrl))
							return ResolveClientUrl (NoExpandImageUrl);
					}
				}
				if (!String.IsNullOrEmpty (LineImagesFolder))
					return ResolveClientUrl (LineImagesFolder + "/" + shape + ".gif");
			}
			return Page.ClientScript.GetWebResourceUrl (typeof (TreeView), "TreeView_" + shape + ".gif");
		}