function beforeInit(sender, config)
{
  sender.collapsibleRows=false;
  sender.collapsibleColumns=false;
}
 
 
function aftercreate(sender, config)
{
  config.collapsibleRows=false;
  config.collapsibleColumns=false;
}
 
oncreate form
UniDBPivotGrid2.JSInterface.JSConfig('collapsibleRows', [False]);
UniDBPivotGrid2.JSInterface.JSConfig('collapsibleColumns', [False]);

procedure TUniCustomDBGrid.ConfigColumnResize;
begin
  if (not ForceFit) or Assigned(FOnColumnResize) then
    JSAddEvent('columnresize', ['columnIndex', '%1.dataIndex','newSize', '%2'],
      'if(!P1.dataIndex)return;', // we must eliminate columns without a dataIndex. (Columns that are not really data columns)
    H_OnColumnResize);
end;

procedure TUniCustomDBGrid.H_OnColumnResize(This: TJSObject; EventName: string; Params: TUniStrings);
var
  ColumnIndex, NewSize : Integer;
begin
  ColumnIndex := Params['columnIndex'].AsInteger;
  NewSize := Params['newSize'].AsInteger;
  if (ColumnIndex < Columns.Count) and (ColumnIndex >= 0) then
  begin
    TUniCustomDBGridColumn(Columns.ColumnFromId(ColumnIndex)).FWidth := NewSize;

    if Assigned(FOnColumnResize) then
      FOnColumnResize(Columns.ColumnFromId(ColumnIndex), NewSize);
  end;
end;

if (not ForceFit) or Assigned(FOnColumnResize) then