if key = vk_return then//设置回车代替tab键
with a do
begin
if Col=(ColCount-FixedCols) then
begin
if Row<(RowCount-FixedRows) then
begin
Row := Row+1;
Col := 1;
end;
if Row=RowCount-FixedRows then
begin
RowCount:=RowCount+1;
Row := Row+1;
Col := 1;
end;
end
else
Col:=Col+1;
end;