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public
plorder:boolean;
procedure TDlgK3t_icitemForm.DBGrid1TitleClick(Column: TColumn);
begin
if adoquery1.State=dsbrowse then
begin
if blOrder then
begin
ADOQuery1.Sort := Column.FieldName + ' ASC';
dbgrid1.Columns[Column.Field.FieldNo-1].Title.Caption:=Column.FieldName+ '△';
blOrder:=false;
end
else
begin
ADOQuery1.Sort := Column.FieldName + ' DESC';
blOrder:=true;
dbgrid1.Columns[Column.Field.FieldNo-1].Title.Caption:=Column.FieldName+ '▽';
end;
end;
end;