DelphiÔÚVasta/win 7Ï»ñȡȨÏÞ
±Ï¾¹Win32³ÌÐòµÄ¿ª·¢£¬Delphi»¹ÊÇÓÐÍçÇ¿µÄÉúÃüÁ¦µÄ¡£
²Ù×÷²½ÖèÈçÏ£º
1.½¨Á¢ res Îļþ
½¨Á¢Ò»¸öÎı¾Îļþ£¬Ãû×Ö¿ÉÒÔ×Ô¼ºÆð£¬ÎÒÕâÀï½Ð£ºUAC.manifest£¬ÄÚÈÝ£º
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
<trustInfo xmlns="urn:schemas-microsoft-com:asm.v3">
<security>
<requestedPrivileges>
<requestedExecutionLevel level="requireAdministrator"/>
</requestedPrivileges>
</security>
</trustInfo>
</assembly>
½¨Á¢Îı¾Îļþ£¬ÃûΪ UAC.rc£¬ÄÚÈÝ£º
1 24 UAC.manifest
±àÒë³É uac.res Îļþ£¬ÔËÐУº
brcc32 uac.rc -fouac.res
2.ÔÚ´úÂëÖÐÒýÈë
´ò¿ªÏîÄ¿Îļþ£¬¼ÓÈë
{$R uac.res}
3.±àÒë³ÌÐò
Õâʱ³ÌÐò¾ÍÖ§³Ö VISTA ÁË£¬ÔÚÔËÐеÄʱºò£¬»áµ¯³ö WINDOWS µÄÌáʾ¿ò£¬Ñ¯ÎÊÓû§ÊÇ·ñÔÊÐíÒÔ¹ÜÀíÔ±Éí·ÝÔËÐС£
ͨ¹ýÎÒ×Ô¼ºÊµ¼ù£¬ÔÚDelphi7ÏÂÃæÊÇ¿ÉÒԵ쬵«ÊÇÔÚDelphi2009ÏÂÃæ²âÊÔûÓÐͨ¹ý¡£
Ïà¹ØÎĵµ£º
1.Round£¨ËÄÉáÁùÈëÎåÁôË«£©
¹¦ÄÜ˵Ã÷£º¶ÔÒ»¸öʵÊý½øÐÐËÄÉáÎåÈë¡£(°´ÕÕÒøÐмÒËã·¨)
Àý£º
var
i, j: Integer;
begin
i := Round(1.5); // iµÈÓÚ2
j := Round(2.5); // jµÈÓÚ2
end;
ÔÚDelphiÖÐʹÓÃRoundº¯ÊýµÃµ½µÄ´ð°¸ÓÐʱÓëÎÒÃÇËùÔ¤ÆÚµÄ»á²»Ì«Ò»Ñù£º²ÉÓõÄÊÇËÄÉáÁùÈëÎåÁôË«¡£¼´µ±Éá»òÈëλ´óÓÚ»òСÓÚÎåÊ ......
function ListFiles(Dir: String):TStrings;
var
FSearchRec: TSearchRec;
FileList: TStrings;
FindResult: Integer;
begin
if Dir[length(Dir)]<>'\' then Dir:=Dir+'\';
FileList :=TStringList.Create;
FindResult:=FindFirst(Dir+'*.*,faAnyFile+faDirectory,FSearchRec);
while FindRes ......
ÒÔÏÂÊÇÔÚÍøÉÏÊÕ¼¯µÄһЩ¶ÔÎÞÀàÐͲÎÊýµÄ˵Ã÷.¸öÈËÀí½âÎÞÀàÐͱäÁ¿¾ÍÊÇÒ»¸öÖ¸Õë.
ÏóDelphiÖÐfunction Read(var Buffer; Count: Longint): Longint; override;ÏóBufferÕâÑùûÓÐÀàÐ͵IJÎÊý¾¿¾¹Ó¦¸ÃÔõô¸ø²ÎÊý£¿£¿£¿£¿
Õâ˵Ã÷BufferÊÇͨ¹ýµØÖ··½Ê½´«µÝµÄ£¬Ò»°ã˵À´Ö» ......
ÔÚsql server µÄnorthwide Öн¨Á¢Ö÷±í
create table sell_h( sell_id char(10),cust_name char(10) Primary key(sell_id) )
go
create table sell_h( sell_id char(10),inv char(10) ,amt float,qty float Primary key(sell_id,inv) )
Ê×ÏÈ,ҪעÒâÒÔÏÂÉèÖÃ
1.ҪעÒⱨ´Ó±íqrydetailÉèÖÃ,Åú±£´æ¿ªÊ½. ¼´.locktype= batc ......
ËùÔÚµ¥Ôª£º DateUtils
Day ¿ªÍ·µÄº¯Êý
1¡¢DayOf()
ÃèÊö£º ʹÓà DateOf º¯ÊýÓÃÀ´°ÑÒ»¸ö TDateTime ÀàÐ͵ıäÁ¿×ª±ä³ÉÒ»¸ö Ö»´øÓÐÈÕÆÚµÄ TDateTime ÀàÐͱäÁ¿¡£ ÀýÈ磺 showmessage(DateTimetostr(dateof(now()))); ÄãµÃµ½µÄÊÇ 2003/03/19 ¶ø showmessage(DateTimetostr((now()))); µÃµ½µÄÊÇ
2¡¢DateTimeTostr()
ÃèÊö£º Da ......