window.onload = function()
{
     var spread = 
     new GC.Spread.Sheets.Workbook(document.getElementById("ss"),
     {sheetCount:3});
     var activeSheet = spread.getActiveSheet();
     activeSheet.suspendPaint();

   // Set Outline of row
   activeSheet.rowOutlines.group(0, 4);
   activeSheet.rowOutlines.group(0, 1);
   activeSheet.rowOutlines.group(2, 1);

   // Set Outline of column
   activeSheet.columnOutlines.group(0, 4);
   activeSheet.columnOutlines.group(0, 1);
   activeSheet.columnOutlines.group(2, 1);
   activeSheet.resumePaint();

  $("#button1").click(function() 
  {
     // Get the outline label count of the row
     var rgl = activeSheet.rowOutlines.getMaxLevel();
     for(var index = 0; index <= rgl; index++)
     {
        // Expand Outline
        activeSheet.rowOutlines.expand(index, true);
     }
      // Get the outline label count of the column
      var cgl = activeSheet.columnOutlines.getMaxLevel();
      var gi = [];
      var colCount = activeSheet.getColumnCount();
      for(var index = 0, i = 0; index <= cgl; index++)
      {
         for(var col = 0; col < colCount; col++){
         
         // Fetch group information of Outline
         var groupInfo = activeSheet.columnOutlines.find(col, index);
         if(groupInfo)
          {
            gi[i] = groupInfo;
            i++;
            col = groupInfo.end;
           }
       }
   }
   
   for(var i = 0; i < gi.length; i++)
  {          
   // Expand outline
   activeSheet.columnOutlines.expandGroup(gi[i], true);
   }
   activeSheet.invalidateLayout();
   activeSheet.repaint();
  });
     
   $("#button2").click(function()
   { 
     // Get the outline row label count
     var rgl = activeSheet.rowOutlines.getMaxLevel();
     for(var index = 0; index <= rgl; index++){
     
     // Collapse outline
     activeSheet.rowOutlines.expand(index, false);
   }
   
   // Get the outline column label count
   var cgl = activeSheet.columnOutlines.getMaxLevel();
   var gi = [];
   var colCount = activeSheet.getColumnCount();
   for(var index = 0, i = 0; index <= cgl; index++)
   {
     for(var col = 0; col < colCount; col++)
     {
       // Fetch group information of Outline
       var groupInfo = activeSheet.columnOutlines.find(col, index);
       if(groupInfo)
           {
             gi[i] = groupInfo;
             i++;
             col = groupInfo.end;
           }
     }
     }
     
     for(var i = 0; i < gi.length; i++)
     {
        // Collapse Outline
        activeSheet.columnOutlines.expandGroup(gi[i], false);
     }
     activeSheet.invalidateLayout();
     activeSheet.repaint();
});
}