New class TClumnView added to star directory

git-svn-id: http://root.cern.ch/svn/root/trunk@75 27541ba8-7e3a-0410-8455-c3a389f83636

star/inc/TColumnView.h

+// @(#)root/star:$Name:  $:$Id: TColumnView.h,v 1.2 2000/06/05 08:01:03 brun Exp $
+// Author: Valery Fine(fine@bnl.gov)   13/03/2000
+
+/*************************************************************************
+ * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers.               *
+ * All rights reserved.                                                  *
+ *                                                                       *
+ * For the licensing terms see $ROOTSYS/LICENSE.                         *
+ * For the list of contributors see $ROOTSYS/README/CREDITS.             *
+ *************************************************************************/
+
+// $Id: TColumnView.h,v 1.2 2000/06/05 08:01:03 brun Exp $
+#ifndef ROOT_TColumnView
+#define ROOT_TColumnView
+ 
+//////////////////////////////////////////////////////////////////////////
+//                                                                      //
+//  TColumnView                                                         //
+//                                                                      //
+//  It is a helper class to present one column of the TTable object     //
+//                                                                      //
+//////////////////////////////////////////////////////////////////////////
+ 
+#include "TChair.h"
+ 
+class TColumnView : public TChair {
+
+public:
+   TColumnView(const char *colName="", TTable *table=0); 
+   virtual  ~TColumnView();
+   virtual   void    Browse(TBrowser *b);
+             TH1 *Histogram(const char *selection=""); //*MENU*
+   virtual     Bool_t     IsFolder();
+   ClassDef(TColumnView,0) // Helper to represent one TTable column
+};
+
+#endif

star/src/TColumnView.cxx

+// @(#)root/star:$Name:  $:$Id: TColumnView.cxx,v 1.1.1.1 2000/05/16 17:00:48 rdm Exp $
+// Author: Valery Fine(fine@bnl.gov)   13/03/2000
+
+//////////////////////////////////////////////////////////////////////////
+//                                                                      //
+//  TColumnView                                                         //
+//                                                                      //
+//  It is a helper class to present TTable object view TBrowser         //
+//                                                                      //
+//////////////////////////////////////////////////////////////////////////
+ 
+
+#include "TColumnView.h"
+#include "TVirtualPad.h"
+
+ClassImp(TColumnView)
+
+//______________________________________________________________________________
+TColumnView::TColumnView(const char *colName,TTable *table):TChair(table){
+  SetName(colName);
+}
+
+//______________________________________________________________________________
+TColumnView::~TColumnView(){
+}
+
+//______________________________________________________________________________
+void TColumnView::Browse(TBrowser *b)
+{
+  Draw(GetName(),"");
+  gPad->Modified();
+  gPad->Update();
+}
+
+//______________________________________________________________________________
+TH1 *TColumnView::Histogram(const char *selection){
+  TH1 *h = Draw(GetName(),selection);
+  gPad->Modified();
+  gPad->Update();
+  return h;
+}
+
+//______________________________________________________________________________
+Bool_t  TColumnView::IsFolder(){ return kFALSE;}
+