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Procedure OnMouseWheel(Var Msg :TMsg;var Handled:Boolean);
begin
  if Msg.message = WM_MouseWheel then
  begin
    if Msg.wParam > 0 then
     begin
       if DBGrid.Focused then
       begin
         SendMessage(DBGrid1.Handle,WM_KEYDOWN,VK_UP,0);
       end;
     end
    else
     begin
       if DBGrid.Focused then
         SendMessage(DBGrid1.Handle,WM_KEYDOWN,VK_DOWN,0);
     end;
    Handled:= True;
  end;
end;
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Application.OnMessage:=OnMouseWheel; // ½Ø»ñÊó±ê¹ö¶¯Ê¼þ


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var
   s:string;
   ps:Pchar;
   b:pbyte;
   len:integer;
begin
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procedure stackover;
var
s:array [0..4100] of string[255];
begin
end; 
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