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Delphi(Pascal) code:

http://kingron.myetang.com.zsfunc0w.htm
(*//
±êÌâ:Êý¾ÝÍø¸ñ×Ô¶¯ÊÊÓ¦¿í¶È
˵Ã÷:ʹÓÃDBGrid²»¿É²»¿´
Éè¼Æ:Zswang
ÈÕÆÚ:2002-03-04
Ö§³Ö:wjhu111@21cn.com
//*)

///////Begin Source
uses
Math;

function DBGridRecordSize(mColumn: TColumn): Boolean;
{ ·µ»Ø¼Ç¼Êý¾ÝÍø¸ñÁÐÏÔʾ×î´ó¿í¶ÈÊÇ·ñ³É¹¦ }
begin
Result := False;
if not Assigned(mColumn.Field) then Exit;
mColumn.Field.Tag := Max(mColumn.Field.Tag,
TDBGrid(mColumn.Grid).Canvas.TextWidth(mColumn.Field.DisplayText));
Result := True;
end; { DBGridRecordSize }

function DBGridAutoSize(mDBGrid: TDBGrid; mOffset: Integer = 5): Boolean;
{ ·µ»ØÊý¾ÝÍø¸ñ×Ô¶¯ÊÊÓ¦¿í¶ÈÊÇ·ñ³É¹¦ }
var
I: Integer;
begin
Result := False;
if not Assigned(mDBGrid) then Exit;
if not Assigned(mDBGrid.DataSource) then Exit;
if not Assigned(mDBGrid.DataSource.DataSet) then Exit;
if not mDBGrid.DataSource.DataSet.Active then Exit;
for I := 0 to mDBGrid.Columns.Count - 1 do be


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var
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