Change TreeView default cursor to invisible and force invisible only when not MultiSelect

Terminal.Gui/Views/TreeView.cs

@@ -219,19 +219,23 @@ namespace Terminal.Gui {
 		/// <value></value>
 		public AspectGetterDelegate<T> AspectGetter { get; set; } = (o) => o.ToString () ?? "";
 
-		CursorVisibility desiredCursorVisibility = CursorVisibility.Default;
+		CursorVisibility desiredCursorVisibility = CursorVisibility.Invisible;
 
 		/// <summary>
-		/// Get / Set the wished cursor when the tree is focused
+		/// Get / Set the wished cursor when the tree is focused.
+		/// Only applies when <see cref="MultiSelect"/> is true.
+		/// Defaults to <see cref="CursorVisibility.Invisible"/>
 		/// </summary>
 		public CursorVisibility DesiredCursorVisibility {
-			get => desiredCursorVisibility;
+			get { 
+				return MultiSelect ? desiredCursorVisibility : CursorVisibility.Invisible;
+			}
 			set {
+				desiredCursorVisibility = value;
+
 				if (desiredCursorVisibility != value && HasFocus) {
-					Application.Driver.SetCursorVisibility (value);
+					Application.Driver.SetCursorVisibility (DesiredCursorVisibility);
 				}
-
-				desiredCursorVisibility = value;
 			}
 		}
 

UICatalog/Scenarios/TreeViewFileSystem.cs

@@ -26,6 +26,7 @@ namespace UICatalog.Scenarios {
 		private MenuItem miLeaveLastRow;
 		private MenuItem miCustomColors;
 		private MenuItem miCursor;
+		private MenuItem miMultiSelect;
 		private Terminal.Gui.Attribute green;
 		private Terminal.Gui.Attribute red;
 
@@ -55,7 +56,8 @@ namespace UICatalog.Scenarios {
 					miFullPaths = new MenuItem ("_FullPaths", "", () => SetFullName()){Checked = false, CheckType = MenuItemCheckStyle.Checked},
 					miLeaveLastRow = new MenuItem ("_LeaveLastRow", "", () => SetLeaveLastRow()){Checked = true, CheckType = MenuItemCheckStyle.Checked},
 					miCustomColors = new MenuItem ("C_ustomColors", "", () => SetCustomColors()){Checked = false, CheckType = MenuItemCheckStyle.Checked},
-					miCursor = new MenuItem ("Curs_or", "", () => SetCursor()){Checked = true, CheckType = MenuItemCheckStyle.Checked},
+					miCursor = new MenuItem ("Curs_or (MultiSelect only)", "", () => SetCursor()){Checked = false, CheckType = MenuItemCheckStyle.Checked},
+					miMultiSelect = new MenuItem ("_MultiSelect", "", () => SetMultiSelect()){Checked = true, CheckType = MenuItemCheckStyle.Checked},
 				}),
 			});
 			Top.Add (menu);
@@ -276,6 +278,12 @@ namespace UICatalog.Scenarios {
 			miCursor.Checked = !miCursor.Checked;
 			treeViewFiles.DesiredCursorVisibility = miCursor.Checked ? CursorVisibility.Default : CursorVisibility.Invisible;
 		}
+		private void SetMultiSelect()
+		{
+			miMultiSelect.Checked = !miMultiSelect.Checked;
+			treeViewFiles.MultiSelect = miMultiSelect.Checked;
+		}
+		
 
 		private void SetCustomColors()
 		{