Added code to minimize and resize ribbon

PROMS/Volian.Controls.Library/DisplayTabControl.cs

@@ -33,6 +33,17 @@ namespace Volian.Controls.Library
 		private int _UniqueBarCount;
 		private ItemInfo _MyItemInfo = null;
 		private StepItem _MyStepItem = null;
+		private bool _RibbonExpanded=true;
+		public bool RibbonExpanded
+		{
+			get { return _RibbonExpanded; }
+			set 
+			{
+				_RibbonExpanded = value;
+				foreach (DisplayTabItem tabItem in _MyDisplayTabItems.Values)
+					tabItem.MyStepTabPanel.MyStepTabRibbon.Expanded = _RibbonExpanded;
+			}
+		}
 		#endregion
 		#region Events
 		/// <summary>