diff --git a/uppsrc/CtrlLib/ArrayCtrl.cpp b/uppsrc/CtrlLib/ArrayCtrl.cpp
index 0330ed786..47ba6445c 100644
--- a/uppsrc/CtrlLib/ArrayCtrl.cpp
+++ b/uppsrc/CtrlLib/ArrayCtrl.cpp
@@ -544,6 +544,16 @@ int  ArrayCtrl::GetLineY(int i) const
 	                           + (linecy + horzgrid) * (i - ln.GetCount());
 }
 
+Rect ArrayCtrl::GetScreenRect(int i, int col) const
+{
+	return GetCellRect(i, col).Offseted(GetScreenView().TopLeft());
+}
+
+Rect ArrayCtrl::GetScreenRectM(int i, int col) const
+{
+	return GetCellRectM(i, col).Offseted(GetScreenView().TopLeft());
+}
+
 ArrayCtrl& ArrayCtrl::SetLineCy(int cy)
 {
 	linecy = cy;
@@ -946,20 +956,21 @@ void ArrayCtrl::AddRowNumCtrl(Ctrl& ctrl) {
 	AddCtrlAt(Null, ctrl);
 }
 
-Rect ArrayCtrl::GetCellRect(int i, int col)
+Rect ArrayCtrl::GetCellRect(int i, int col) const
 {
 	Rect r;
 	r.top = GetLineY(i) - sb;
 	r.bottom = r.top + GetLineCy(i);
 	int x = 0;
+	HeaderCtrl& h = const_cast<HeaderCtrl&>(header); // Ugly!!!
 	for(i = 0; header.GetTabIndex(i) != col; i++)
-		x += header.GetTabWidth(i);
+		x += h.GetTabWidth(i);
 	r.left = x - header.GetScroll();
-	r.right = r.left + header.GetTabWidth(i) - vertgrid + (col == column.GetCount() - 1);
+	r.right = r.left + h.GetTabWidth(i) - vertgrid + (col == column.GetCount() - 1);
 	return r;
 }
 
-Rect ArrayCtrl::GetCellRectM(int i, int col)
+Rect ArrayCtrl::GetCellRectM(int i, int col) const
 {
 	Rect r = GetCellRect(i, col);
 	int cm = column[col].margin;
diff --git a/uppsrc/CtrlLib/ArrayCtrl.h b/uppsrc/CtrlLib/ArrayCtrl.h
index 32efb5e39..7146bff94 100644
--- a/uppsrc/CtrlLib/ArrayCtrl.h
+++ b/uppsrc/CtrlLib/ArrayCtrl.h
@@ -232,8 +232,6 @@ private:
 	void   InsertCache(int i);
 	void   RemoveCache(int i);
 
-	void   RefreshRow(int i);
-
 	void   SetSb();
 	void   HeaderLayout();
 	void   Scroll();
@@ -243,8 +241,8 @@ private:
 	void   DoClick(Point p, dword flags);
 	void   ClickColumn(Point p);
 	void   ClickSel(dword flags);
-	Rect   GetCellRect(int i, int col);
-	Rect   GetCellRectM(int i, int col);
+	Rect   GetCellRect(int i, int col) const;
+	Rect   GetCellRectM(int i, int col) const;
 
 	Point           FindCellCtrl(Ctrl *c);
 	void            SyncCtrls(int from = 0);
@@ -487,6 +485,8 @@ public:
 	const Display&  GetDisplay(int row, int col);
 	const Display&  GetDisplay(int col);
 
+	void       RefreshRow(int i);
+
 	void       SetCtrl(int i, int col, Ctrl& ctrl, bool value = true);
 
 	ArrayCtrl& SetLineCy(int cy);
@@ -497,6 +497,9 @@ public:
 	int        GetTotalCy() const;
 	int        GetLineAt(int y) const;
 
+	Rect       GetScreenRect(int i, int col) const;
+	Rect       GetScreenRectM(int i, int col) const;
+
 	Point      GetClickPos() const                     { return clickpos; }
 	int        GetClickColumn() const                  { return clickpos.x; }
 	int        GetClickRow() const                     { return clickpos.y; }
diff --git a/uppsrc/CtrlLib/HeaderCtrl.cpp b/uppsrc/CtrlLib/HeaderCtrl.cpp
index d774fae82..2a63aef78 100644
--- a/uppsrc/CtrlLib/HeaderCtrl.cpp
+++ b/uppsrc/CtrlLib/HeaderCtrl.cpp
@@ -166,6 +166,7 @@ HeaderCtrl& HeaderCtrl::Proportional() { mode = PROPORTIONAL; SbTotal(); return
 HeaderCtrl& HeaderCtrl::ReduceNext()   { mode = REDUCENEXT; SbTotal(); return *this; }
 HeaderCtrl& HeaderCtrl::ReduceLast()   { mode = REDUCELAST; SbTotal(); return *this; }
 HeaderCtrl& HeaderCtrl::Absolute()     { mode = SCROLL; SbTotal(); return *this; }
+HeaderCtrl& HeaderCtrl::Fixed()        { mode = FIXED; SbTotal(); return *this; }
 
 int  HeaderCtrl::SumMin(int from)
 {
@@ -575,6 +576,8 @@ void HeaderCtrl::MouseMove(Point p, dword keyflags) {
 		Refresh();
 		return;
 	}
+	if(mode == FIXED)
+		return;
 	int q = GetSplit(p.x);
 	q = IsNull(q) || q >= 0 ? -1 : -1 - q;
 	if(q != light)
@@ -673,7 +676,7 @@ void HeaderCtrl::ShowTab(int i, bool show) {
 	WhenLayout();
 }
 
-int HeaderCtrl::FindIndex(int ndx)
+int HeaderCtrl::FindIndex(int ndx) const
 {
 	if(ndx >= 0 && ndx < col.GetCount() && col[ndx].index == ndx) return ndx;
 	for(int i = 0; i < col.GetCount(); i++)
diff --git a/uppsrc/CtrlLib/HeaderCtrl.h b/uppsrc/CtrlLib/HeaderCtrl.h
index 38e434486..fbdc1049d 100644
--- a/uppsrc/CtrlLib/HeaderCtrl.h
+++ b/uppsrc/CtrlLib/HeaderCtrl.h
@@ -63,7 +63,7 @@ public:
 	friend class Column;
 
 protected:
-	enum { PROPORTIONAL, REDUCELAST, REDUCENEXT, SCROLL };
+	enum { PROPORTIONAL, REDUCELAST, REDUCENEXT, SCROLL, FIXED };
 
 	Array<Column> col;
 	HScrollBar    sb;
@@ -128,8 +128,8 @@ public:
 	
 	void          SwapTabs(int first, int second);
 	void          MoveTab(int from, int to);
-	int           GetTabIndex(int i)                      { return col[i].index; }
-	int           FindIndex(int ndx);
+	int           GetTabIndex(int i) const                { return col[i].index; }
+	int           FindIndex(int ndx) const;
 
 	void          StartSplitDrag(int s);
 	int           GetSplit(int x);
@@ -149,6 +149,7 @@ public:
 	HeaderCtrl&   ReduceNext();
 	HeaderCtrl&   ReduceLast();
 	HeaderCtrl&   Absolute();
+	HeaderCtrl&   Fixed();
 	HeaderCtrl&   SetStyle(const Style& s)                { style = &s; Refresh(); return *this; }
 	HeaderCtrl&   Moving(bool b = true)                   { moving = b; return *this; }