1 files changed, 120 insertions, 0 deletions
diff --git a/src/GraphicObjects/Base/TreeView.cs b/src/GraphicObjects/Base/TreeView.cs
new file mode 100644
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+++ b/src/GraphicObjects/Base/TreeView.cs
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+//
+// TreeView.cs
+//
+// Author:
+//       Jean-Philippe Bruyère <jp.bruyere@hotmail.com>
+//
+// Copyright (c) 2013-2017 Jean-Philippe Bruyère
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+using System;
+using System.Xml.Serialization;
+using System.Diagnostics;
+using System.ComponentModel;
+
+namespace Crow
+{
+	//treeview expect expandable child (or not)
+	//if their are expandable, some functions and events are added
+	public class TreeView : TemplatedGroup
+	{
+		GraphicObject selectedItemContainer = null;
+		bool isRoot;
+
+		#region CTOR
+		public TreeView () : base()
+		{
+		}
+		#endregion
+
+		[XmlAttributeAttribute()][DefaultValue(false)]
+		public virtual bool IsRoot {
+			get { return isRoot; }
+			set {
+				if (isRoot == value)
+					return;
+				isRoot = value;
+				NotifyValueChanged ("IsRoot", isRoot);
+			}
+		}
+		[XmlIgnore]public override object SelectedItem {
+			get {
+				return selectedItemContainer == null ?
+					"" : selectedItemContainer.DataSource;
+			}
+		}
+
+		protected override void registerItemClick (GraphicObject g)
+		{
+			//register ItemClick on the Root node
+			TreeView tv = this as TreeView;
+			while (!tv.IsRoot) {
+				ILayoutable tmp = tv.Parent;
+				while (!(tmp is TreeView)) {
+					tmp = tmp.Parent;
+				}
+				tv = tmp as TreeView;
+			}
+			g.MouseClick += tv.itemClick;
+		}
+		internal override void itemClick (object sender, MouseButtonEventArgs e)
+		{
+			GraphicObject tmp = sender as GraphicObject;
+			if (!tmp.HasFocus)
+				return;
+			if (selectedItemContainer != null) {
+				selectedItemContainer.Foreground = Color.Transparent;
+				selectedItemContainer.Background = Color.Transparent;
+			}
+			selectedItemContainer = tmp;
+			selectedItemContainer.Foreground = SelectionForeground;
+			selectedItemContainer.Background = SelectionBackground;
+			NotifyValueChanged ("SelectedItem", SelectedItem);
+			raiseSelectedItemChanged ();
+		}
+
+		void onExpandAll_MouseClick (object sender, MouseButtonEventArgs e)
+		{
+			ExpandAll ();
+		}
+
+		public void ExpandAll(){
+			foreach (Group grp in items.Children) {
+				foreach (GraphicObject go in grp.Children) {
+					Expandable exp = go as Expandable;
+					if (exp == null)
+						continue;
+					TreeView subTV = exp.FindByName ("List") as TreeView;
+					if (subTV == null)
+						continue;
+					EventHandler handler = null;
+					handler = delegate(object sender, EventArgs e) {
+						TreeView tv = sender as TreeView;
+						tv.Loaded -= handler;
+						tv.ExpandAll ();
+					};
+					subTV.Loaded += handler;
+					exp.IsExpanded = true;
+				}
+			}
+		}
+	}
+}
+