Delphi Òþ²Ø´°¿Ú±íµ¥
ÎÒÒ»¿ªÊ¼ÒÔΪ£¬½«±íµ¥ÉèÖÃΪÒþ²Ø£¬¿ÉÒÔÔÚ±íµ¥´´½¨Ê¼þÖм´FormCreate(Sender:TObject)È¥ÉèÖÃ
Òò´Ë£¬ ÎÒÔÚÕâ¸öprocedure TForm.FormCreate(Sender:TObject)ÖУ¬
ÏëÓÃÒ»ÏÂÁ½ÖÖ·½Ê½ÊµÏÖ
¼´£º
µ÷ÓÃ from.Hide
»òÉèÖÃ form.Visible:=false;
È»¶ø£¬ ÁîÈ˾ÚÉ¥µÄÊÇ£¬´°¿Ú±íµ¥»¹ÊÇÏÔʾµÄ£¬Ò»µã±ä»¯¶¼Ã»ÓУ¬
¸üÁîÈ˾ÚÉ¥·¢¿ñµÄÊÇ£¬ÍøÉϲé×ÊÁÏ£¬¶¼ËµÕâôÉèÖþͿÉÒÔ
˹³ÏÍ´ÔÕ
ÔÚ²é×ÊÁÏ
ÖÕÓÚÖªµÀÁËÎÊÌâËùÔÚ£º>
ÔÀ´£¬ ÔÚFormCreateʼþÖÐÉèÖÿɼûÐÔÊÇÎÞЧµÄ£¬±ØÐëÁíдһ¸öʼþ£¬±ÈÈ簴ťʼþ£¬ÔÚÕâ¸öʼþÀÔÙÉèÖÃHide»òvisible ¾Í¿ÉÒÔÁË
¹À¼ÆÔÒò£º
FormCreate ÊÇ¶Ô±íµ¥¸÷Ïî½øÐгõʼ»¯£¬´Ëʱ±íµ¥»¹Î´½¨Á¢£¬ËùÒÔ»¹²»ÄÜ¶Ô±íµ¥ÊôÐÔ½øÐÐÉèÖã¨ËäÈ»±àÒëÆ÷²»Ìáʾ´íÎóÐÅÏ¢£©
Ïà¹ØÎĵµ£º
ÔÚDelphiÓ¦ÓóÌÐòÖÐʹÓÃDLL
¡¡¡¡Delphi²»½ö¿Éµ÷ÓÃC£«£«²úÉúµÄDLLÄ£¿é£¬Í¬ÑùC£«£«³ÌÐòÒ²¿Éµ÷ÓÃDelphiËù²úÉúµÄDLL²¿¼þ¡£ÕâÑù½»»¥µ÷Óã¬ÎÞÐëÖØ¸´¿ª·¢£¬´ó´óËõ¶ÌÁËÉú²úÖÜÆÚ¡£
¡¡¡¡DelphiÓëVisualBasic¡¢VisualFoxProµÈÈí¼þÒ»Ñù£¬ÊôÓÚRAD¹¤¾ß£¨¿ìËÙÓ¦Óÿª·¢¹¤¾ß£©¡£ÊʺϿª·¢32λ»ò16λ£¯32λ»ìºÏÓ¦ÓóÌÐò¡£DelphiËùÊ¹Ó ......
¶¯Ì¬Á´½Ó¿âÊÇÒ»¸öÄܹ»±»Ó¦ÓóÌÐòºÍÆäËüµÄDLLµ÷ÓõĹý³ÌºÍº¯ÊýµÄ¼¯ºÏÌå,ËüÀïÃæ°üº¬µÄÊǹ«¹²´úÂë»ò×ÊÔ´¡£ÓÉÓÚDLL´úÂëʹÓÃÁËÄÚ´æ¹²Ïí¼¼Êõ,ÔÚijЩµØ·½windowsÒ²¸øÁËDLLһЩ¸ü¸ßµÄȨÏÞ,Òò¶øDLLÖпÉÒÔʵÏÖһЩһ°ã³ÌÐòËù²»ÄÜʵÏֵŦÄÜ,ÈçʵÏÖwindowsµÄHOOK¡¢ISAPIµÈ¡£Í¬Ê±,DLL»¹Îª²»Í¬ÓïÑÔ¼ä´úÂë¹²ÏíÌṩÁËÒ»Ìõ·½±ãµÄ;¾¶¡£Òò¶øD ......
×¢£º ʹÓôíÎ󣬻òÕßÔڸüӵĵط½Ã»Óмӣ¬¿ÉÄÜ»á³öÏÖ"privileged instruction"´íÎ󣬻òÕßµØÖ··ÃÎÊ´íÎó¡£
³£¼ûµÄµ÷ÓùßÀýÓÐregister, pascal, cdecl, stdcall, safecall¡£º¯ÊýµÄµ÷ÓùÜÀí¾ö¶¨Á˲ÎÊýÈçºÎ´«µÝ¸ø×Ó¹ý³Ì£¬²¢´Ó¶ÑÕ»ÖÐÍ˳ö£¬ÒÔ¼°¼Ä´æÆ÷ÔÚ²ÎÊý´«µÝÖеÄʹÓ㬴íÎóºÍÒì³£µÄ´¦Àí¡£DelphiÖÐĬÈϵĵ ......
// ÅжÏÊÇ·ñÊÇÊýÖµÐÍ By yangxiao 2007.7.21
function isNumeric(strText: WideString): Boolean;
var
s: string;
i, l, p: Integer;
begin
Result := False;
l := Length(strText);
if l = 0 then Exit;
s := '';
for i:=1 to l do
......
delphiÖÐSynchronizeÕâ¸ö¶«¶«ÓÐʲôÓã¿ÎÒÖªµÀÊÇÏß³Ìͬ²½Ê¹ÓõÄ
ÊÇ·ñÊÇÒ»¸öº¯Êý»ò±äÁ¿£¬µ±Ò»¸öÏß³ÌÔÚʹÓÃʱ£¬Èç¹ûÕâ¸öº¯ÊýʹÓÃÁËSynchronizeÐÞîߵϰ¾Í²»ÔÊÐí±ðÒ»¸öÏß³ÌÀ´µ÷ÓÃÕâ¸öº¯Êý
1Â¥£º±ðµÄÏ̻߳áµÈ´ý¸Ã²Ù×÷Íê³Éºó²ÅÄܼÌÐø
2Â¥£ºÄã˵µÄ»ù±¾ÊÇÕâ¸öÒâ˼¡£ËüµÄÄ¿µÄÊDZÜÃâ¶à¸ö×ÓÏß³Ìͬʱ·ÃÎÊÖ÷Ïß³Ì×ÊÔ´¡£
ʾÀý£º
......