Index: Core/Common/src/Core.Common.Controls.TreeView/TreeNodeInfo.cs
===================================================================
diff -u -r7e6c0b97836346830f6d1d4ffea8df72695710cc -raf56cce642fc73fea7b1dcc27c88adc05f7e06b5
--- Core/Common/src/Core.Common.Controls.TreeView/TreeNodeInfo.cs	(.../TreeNodeInfo.cs)	(revision 7e6c0b97836346830f6d1d4ffea8df72695710cc)
+++ Core/Common/src/Core.Common.Controls.TreeView/TreeNodeInfo.cs	(.../TreeNodeInfo.cs)	(revision af56cce642fc73fea7b1dcc27c88adc05f7e06b5)
@@ -102,17 +102,23 @@
         public Func<object, object, bool> CanRemove { get; set; }
 
         /// <summary>
+        /// Gets or sets an action for obtaining the logic to perform after removing the tree node.
+        /// The first <c>object</c> parameter represents the data of the tree node.
+        /// The second <c>object</c> parameter represents the data of the parent tree node.
+        /// </summary>
+        public Action<object, object> OnNodeRemoved { get; set; }
+
+        /// <summary>
         /// Gets or sets a function for obtaining the confirmation text that is shown before the tree node is removed.
         /// The <c>object</c> parameter represents the data of the tree node.
         /// </summary>        
         public Func<object, string> OnRemoveConfirmationText { get; set; }
 
         /// <summary>
-        /// Gets or sets an action for obtaining the logic to perform after removing the tree node.
-        /// The first <c>object</c> parameter represents the data of the tree node.
-        /// The second <c>object</c> parameter represents the data of the parent tree node.
+        /// Gets or sets a function for obtaining the confirmation text that is shown before all child nodes are removed.
+        /// The <c>object</c> parameter represents the data of the tree node.
         /// </summary>
-        public Action<object, object> OnNodeRemoved { get; set; }
+        public Func<object, string> OnRemoveChildNodesConfirmationText { get; set; }
 
         /// <summary>
         /// Gets or sets a function for checking whether or not the tree node can be checked.
@@ -265,6 +271,12 @@
         public Func<TData, string> OnRemoveConfirmationText { get; set; }
 
         /// <summary>
+        /// Gets or sets a function for obtaining the confirmation text that is shown before all child nodes are removed.
+        /// The <typeparamref name="TData"/> parameter represents the data of the tree node.
+        /// </summary>
+        public Func<TData, string> OnRemoveChildNodesConfirmationText { get; set; }
+
+        /// <summary>
         /// Gets or sets a function for checking whether or not the tree node can be checked.
         /// The <typeparamref name="TData"/> parameter represents the data of the tree node.
         /// </summary>
@@ -357,12 +369,15 @@
                 CanRemove = treeNodeInfo.CanRemove != null
                                 ? (tag, parentTag) => treeNodeInfo.CanRemove((TData) tag, parentTag)
                                 : (Func<object, object, bool>) null,
-                OnRemoveConfirmationText = treeNodeInfo.OnRemoveConfirmationText != null
-                                           ? tag => treeNodeInfo.OnRemoveConfirmationText((TData) tag)
-                                           : (Func<object, string>) null,
                 OnNodeRemoved = treeNodeInfo.OnNodeRemoved != null
                                     ? (tag, parentTag) => treeNodeInfo.OnNodeRemoved((TData) tag, parentTag)
                                     : (Action<object, object>) null,
+                OnRemoveConfirmationText = treeNodeInfo.OnRemoveConfirmationText != null
+                                               ? tag => treeNodeInfo.OnRemoveConfirmationText((TData) tag)
+                                               : (Func<object, string>) null,
+                OnRemoveChildNodesConfirmationText = treeNodeInfo.OnRemoveChildNodesConfirmationText != null
+                                                         ? tag => treeNodeInfo.OnRemoveChildNodesConfirmationText((TData) tag)
+                                                         : (Func<object, string>) null,
                 CanCheck = treeNodeInfo.CanCheck != null
                                ? tag => treeNodeInfo.CanCheck((TData) tag)
                                : (Func<object, bool>) null,
Index: Core/Common/test/Core.Common.Controls.TreeView.Test/TreeNodeInfoTest.cs
===================================================================
diff -u -r7e6c0b97836346830f6d1d4ffea8df72695710cc -raf56cce642fc73fea7b1dcc27c88adc05f7e06b5
--- Core/Common/test/Core.Common.Controls.TreeView.Test/TreeNodeInfoTest.cs	(.../TreeNodeInfoTest.cs)	(revision 7e6c0b97836346830f6d1d4ffea8df72695710cc)
+++ Core/Common/test/Core.Common.Controls.TreeView.Test/TreeNodeInfoTest.cs	(.../TreeNodeInfoTest.cs)	(revision af56cce642fc73fea7b1dcc27c88adc05f7e06b5)
@@ -47,8 +47,9 @@
             Assert.IsNull(treeNodeInfo.CanRename);
             Assert.IsNull(treeNodeInfo.OnNodeRenamed);
             Assert.IsNull(treeNodeInfo.CanRemove);
-            Assert.IsNull(treeNodeInfo.OnRemoveConfirmationText);
             Assert.IsNull(treeNodeInfo.OnNodeRemoved);
+            Assert.IsNull(treeNodeInfo.OnRemoveConfirmationText);
+            Assert.IsNull(treeNodeInfo.OnRemoveChildNodesConfirmationText);
             Assert.IsNull(treeNodeInfo.CanCheck);
             Assert.IsNull(treeNodeInfo.CheckedState);
             Assert.IsNull(treeNodeInfo.OnNodeChecked);
@@ -73,9 +74,10 @@
             Func<object, object[]> childNodeObjects = o => new object[0];
             Func<object, object, bool> canRename = (o1, o2) => true;
             Action<object, string> onNodeRenamed = (o, newName) => {};
-            Func<object, string> onRemoveConfirmationText = o => "";
             Func<object, object, bool> canRemove = (o1, o2) => true;
             Action<object, object> onNodeRemoved = (o1, o2) => {};
+            Func<object, string> onRemoveConfirmationText = o => "";
+            Func<object, string> onRemoveChildNodesConfirmationText = o => "";
             Func<object, bool> canCheck = o => true;
             Func<object, TreeNodeCheckedState> isChecked = o => TreeNodeCheckedState.Checked;
             Action<object, object> onNodeChecked = (o1, o2) => {};
@@ -96,8 +98,9 @@
             treeNodeInfo.CanRename = canRename;
             treeNodeInfo.OnNodeRenamed = onNodeRenamed;
             treeNodeInfo.CanRemove = canRemove;
-            treeNodeInfo.OnRemoveConfirmationText = onRemoveConfirmationText;
             treeNodeInfo.OnNodeRemoved = onNodeRemoved;
+            treeNodeInfo.OnRemoveConfirmationText = onRemoveConfirmationText;
+            treeNodeInfo.OnRemoveChildNodesConfirmationText = onRemoveChildNodesConfirmationText;
             treeNodeInfo.CanCheck = canCheck;
             treeNodeInfo.CheckedState = isChecked;
             treeNodeInfo.OnNodeChecked = onNodeChecked;
@@ -118,8 +121,9 @@
             Assert.AreEqual(canRename, treeNodeInfo.CanRename);
             Assert.AreEqual(onNodeRenamed, treeNodeInfo.OnNodeRenamed);
             Assert.AreEqual(canRemove, treeNodeInfo.CanRemove);
-            Assert.AreEqual(onRemoveConfirmationText, treeNodeInfo.OnRemoveConfirmationText);
             Assert.AreEqual(onNodeRemoved, treeNodeInfo.OnNodeRemoved);
+            Assert.AreEqual(onRemoveConfirmationText, treeNodeInfo.OnRemoveConfirmationText);
+            Assert.AreEqual(onRemoveChildNodesConfirmationText, treeNodeInfo.OnRemoveChildNodesConfirmationText);
             Assert.AreEqual(canCheck, treeNodeInfo.CanCheck);
             Assert.AreEqual(isChecked, treeNodeInfo.CheckedState);
             Assert.AreEqual(onNodeChecked, treeNodeInfo.OnNodeChecked);
@@ -147,8 +151,9 @@
             Assert.IsNull(treeNodeInfo.CanRename);
             Assert.IsNull(treeNodeInfo.OnNodeRenamed);
             Assert.IsNull(treeNodeInfo.CanRemove);
-            Assert.IsNull(treeNodeInfo.OnRemoveConfirmationText);
             Assert.IsNull(treeNodeInfo.OnNodeRemoved);
+            Assert.IsNull(treeNodeInfo.OnRemoveConfirmationText);
+            Assert.IsNull(treeNodeInfo.OnRemoveChildNodesConfirmationText);
             Assert.IsNull(treeNodeInfo.CanCheck);
             Assert.IsNull(treeNodeInfo.CheckedState);
             Assert.IsNull(treeNodeInfo.OnNodeChecked);
@@ -173,8 +178,9 @@
             Func<int, object, bool> canRename = (o1, o2) => true;
             Action<int, string> onNodeRenamed = (o, newName) => {};
             Func<int, object, bool> canRemove = (o1, o2) => true;
-            Func<int, string> onRemoveConfirmationText = o => "";
             Action<int, object> onNodeRemoved = (o1, o2) => {};
+            Func<int, string> onRemoveConfirmationText = o => "";
+            Func<int, string> onRemoveChildNodesConfirmationText = o => "";
             Func<int, bool> canCheck = o => true;
             Func<int, TreeNodeCheckedState> isChecked = o => TreeNodeCheckedState.Checked;
             Action<int, object> onNodeChecked = (o1, o2) => {};
@@ -194,8 +200,9 @@
             treeNodeInfo.CanRename = canRename;
             treeNodeInfo.OnNodeRenamed = onNodeRenamed;
             treeNodeInfo.CanRemove = canRemove;
-            treeNodeInfo.OnRemoveConfirmationText = onRemoveConfirmationText;
             treeNodeInfo.OnNodeRemoved = onNodeRemoved;
+            treeNodeInfo.OnRemoveConfirmationText = onRemoveConfirmationText;
+            treeNodeInfo.OnRemoveChildNodesConfirmationText = onRemoveChildNodesConfirmationText;
             treeNodeInfo.CanCheck = canCheck;
             treeNodeInfo.CheckedState = isChecked;
             treeNodeInfo.OnNodeChecked = onNodeChecked;
@@ -216,8 +223,9 @@
             Assert.AreEqual(canRename, treeNodeInfo.CanRename);
             Assert.AreEqual(onNodeRenamed, treeNodeInfo.OnNodeRenamed);
             Assert.AreEqual(canRemove, treeNodeInfo.CanRemove);
-            Assert.AreEqual(onRemoveConfirmationText, treeNodeInfo.OnRemoveConfirmationText);
             Assert.AreEqual(onNodeRemoved, treeNodeInfo.OnNodeRemoved);
+            Assert.AreEqual(onRemoveConfirmationText, treeNodeInfo.OnRemoveConfirmationText);
+            Assert.AreEqual(onRemoveChildNodesConfirmationText, treeNodeInfo.OnRemoveChildNodesConfirmationText);
             Assert.AreEqual(canCheck, treeNodeInfo.CanCheck);
             Assert.AreEqual(isChecked, treeNodeInfo.CheckedState);
             Assert.AreEqual(onNodeChecked, treeNodeInfo.OnNodeChecked);
@@ -250,8 +258,9 @@
             Assert.IsNull(treeNodeInfo.CanRename);
             Assert.IsNull(treeNodeInfo.OnNodeRenamed);
             Assert.IsNull(treeNodeInfo.CanRemove);
-            Assert.IsNull(treeNodeInfo.OnRemoveConfirmationText);
             Assert.IsNull(treeNodeInfo.OnNodeRemoved);
+            Assert.IsNull(treeNodeInfo.OnRemoveConfirmationText);
+            Assert.IsNull(treeNodeInfo.OnRemoveChildNodesConfirmationText);
             Assert.IsNull(treeNodeInfo.CanCheck);
             Assert.IsNull(treeNodeInfo.CheckedState);
             Assert.IsNull(treeNodeInfo.OnNodeChecked);
@@ -291,8 +300,9 @@
                 CanRename = (o1, o2) => true,
                 OnNodeRenamed = (o, newName) => { onNodeRenamedCounter++; },
                 CanRemove = (o1, o2) => true,
-                OnRemoveConfirmationText = o => "Confirmation message",
                 OnNodeRemoved = (o1, o2) => { onNodeRemovedCounter++; },
+                OnRemoveConfirmationText = o => "Confirmation message",
+                OnRemoveChildNodesConfirmationText = o => "Confirmation message 2",
                 CanCheck = o => true,
                 CheckedState = o => TreeNodeCheckedState.Checked,
                 OnNodeChecked = (o1, o2) => { onNodeCheckedCounter++; },
@@ -327,6 +337,7 @@
             Assert.IsTrue(treeNodeInfo.CanRename(0, 1));
             Assert.IsTrue(treeNodeInfo.CanRemove(0, 1));
             Assert.AreEqual("Confirmation message", treeNodeInfo.OnRemoveConfirmationText(0));
+            Assert.AreEqual("Confirmation message 2", treeNodeInfo.OnRemoveChildNodesConfirmationText(0));
             Assert.IsTrue(treeNodeInfo.CanCheck(0));
             Assert.AreEqual(TreeNodeCheckedState.Checked, treeNodeInfo.CheckedState(0));
             Assert.IsTrue(treeNodeInfo.CanDrag(0, 1));