Sets or retrieves the number of columns in the grid.
var value = obj.getColumnCount();
obj.setColumnCount(value);
obj.onColumnCountChanging = function(value){...};
obj.onColumnCountChanged = function(value){...};
obj.onColumnCountError = function(value){...};
var myCells = [
["Cell text", "123", "5/18/2004"],
["More...", "456", "1/12/2006"]
]
var obj = new AW.UI.Grid;
obj.setCellText(myCells);
obj.setColumnCount(3); // show 3 columns
obj.setRowCount(2);
document.write(obj);
Fixed columns: left, right
Column properties: indices, width