delphi 判断是否出现滚动条

delphi 判断是否出现滚动条  

 
  if (GetWindowlong(Stringgrid1.Handle, GWL_STYLE) and WS_VSCROLL) <> 0 then
    ShowMessage('Vertical scrollbar is visible!');
  if (GetWindowlong(Stringgrid1.Handle, GWL_STYLE) and WS_HSCROLL) <> 0 then
    ShowMessage('Horizontal scrollbar is visible!');
 
 
 




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