Revert "Rebuildling TabView - WIP"

This reverts commit 77ae7ae.

Terminal.Gui/Views/Tab.cs

@@ -1,6 +1,4 @@
 #nullable enable
-using System.Net.Security;
-
 namespace Terminal.Gui;
 
 /// <summary>A single tab in a <see cref="TabView"/>.</summary>
@@ -13,9 +11,7 @@ public Tab ()
     {
         BorderStyle = LineStyle.Rounded;
         CanFocus = true;
-        TabStop = TabBehavior.TabStop;
-        Width = Dim.Auto (DimAutoStyle.Text);
-        SuperViewRendersLineCanvas = true;
+        TabStop = TabBehavior.NoStop;
     }
 
     /// <summary>The text to display in a <see cref="TabView"/>.</summary>
@@ -30,7 +26,7 @@ public string DisplayText
         }
     }
 
-    /// <summary>The View that will be made visible in the <see cref="TabView"/> content area when the tab is selected.</summary>
+    /// <summary>The control to display when the tab is selected.</summary>
     /// <value></value>
     public View? View { get; set; }
 }

Terminal.Gui/Views/TabChangedEventArgs.cs

@@ -1,20 +1,20 @@
 namespace Terminal.Gui;
 
-/// <summary>Describes a change in <see cref="TabView.SelectedTabIndex"/></summary>
+/// <summary>Describes a change in <see cref="TabView.SelectedTab"/></summary>
 public class TabChangedEventArgs : EventArgs
 {
     /// <summary>Documents a tab change</summary>
-    /// <param name="oldTabIndex"></param>
-    /// <param name="newTabIndex"></param>
-    public TabChangedEventArgs (int? oldTabIndex, int? newTabIndex)
+    /// <param name="oldTab"></param>
+    /// <param name="newTab"></param>
+    public TabChangedEventArgs (Tab oldTab, Tab newTab)
     {
-        OldTabIndex = oldTabIndex;
-        NewTabIndex = newTabIndex;
+        OldTab = oldTab;
+        NewTab = newTab;
     }
 
-    /// <summary>The currently selected tab.</summary>
-    public int? NewTabIndex { get; }
+    /// <summary>The currently selected tab. May be null</summary>
+    public Tab NewTab { get; }
 
-    /// <summary>The previously selected tab.</summary>
-    public int? OldTabIndex{ get; }
+    /// <summary>The previously selected tab. May be null</summary>
+    public Tab OldTab { get; }
 }