delphi ÖеÄdelayº¯Êý
procedure Delay(msecs:integer);
var
Tick: DWord;
Event: THandle;
begin
Event := CreateEvent(nil, False, False, nil);
try
Tick := GetTickCount + DWord(msecs);
while (msecs > 0) and (MsgWaitForMultipleObjects(1, Event, False, msecs, QS_ALLINPUT) <> WAIT_TIMEOUT) do
begin
Application.ProcessMessages;
msecs := Tick - GetTickcount;
end;
finally
CloseHandle(Event);
end;
end;
Ïà¹ØÎĵµ£º
C#µÄToolTip£¨delphi½ÐHint£©»úÖƷdz£¹Ö£¬²»ÊÇÏñdelphiµÄÔª¼þÒ»Ñù£¬Ã¿¸öTControlÓÐÒ»¸öHintÊôÐÔ£¬C#ÓÐÒ»¸öToolTipÔª¼þ£¬µ±°ÑÕâ¸öÔª¼þ´Ó¹¤¾ßÏäÀµ½formÉϺó£¬Ñ¡ÖÐformÉϵÄÈκÎcontrolÔª¼þ£¬ÔÚÊôÐÔ´°Ì壨Object Inspector£©ÉϾͻá¶à³öÒ»¸öÊôÐÔ“toolTip1ÉϵÄToolTip”£¬Èç¹û¶àÀ¼¸¸ ......
Delphi¼üÅÌ°´¼üαÂë
Ó÷¨£ºif key = chr(VK_RETURN) then...
³£ÊýÃû³Æ Ê®Áù½øÖÆÖµ Ê®½øÖÆÖµ ¶ÔÓ¦°´¼ü
VK_LBUTTON 01 1 Êó±êµÄ×ó¼ü
VK_RBUTTON 02 2 Êó±êµÄÓÒ¼ü
VK-CANCEL 03 3 Contol-break Ö´ÐÐ
VK_MBUTTON 04 4 Êó±êµÄÖмü£¨Èý°´¼üÊó±ê)
VK_BACK 08 8 Backspace¼ü
VK_TAB 09 9 Tab¼ü
VK_CLEAR 0C 12 Clear¼ü
VK ......
Delphi±àдϵͳ·þÎñÆߣºÍê³É¶Ë¿ÚÑÝʾ ÊÕ²Ø
ÔÚ¿ª·¢´óÁ¿Socket²¢·¢·þÎñÆ÷£¬Íê³É¶Ë¿Ú¼ÓÖصþI/OÊÇÆù½ñΪֹ×îºÃµÄÒ»ÖÖ½â¾ö·½°¸£¬ÏÂÃæÊǼòµ¥µÄ½éÉÜ£º
“Íê³É¶Ë¿Ú”Ä£ÐÍÊÇÆù½ñΪֹ×îΪ¸´ÔÓµÄÒ»ÖÖI/OÄ£ÐÍ£¬ÌرðÊʺÏÐèҪͬʱ¹ÜÀíΪÊýÖÚ¶àµÄÌ×½Ó×Ö£¬²ÉÓÃÕâÖÖÄ£ÐÍ£¬ÍùÍù¿ÉÒÔ´ïµ½×î¼ÑµÄϵͳÐÔÄÜ¡£µ«ÊÇÖ ......
Delphi±àдϵͳ·þÎñ¶þ£ºÏµÍ³·þÎñºÍ×ÀÃæ³ÌÐòµÄÇø±ð ÊÕ²Ø
Windows 2000/XP/2003µÈÖ§³ÖÒ»ÖÖ½Ð×ö“ϵͳ·þÎñ³ÌÐò”µÄ½ø³Ì£¬ÏµÍ³·þÎñºÍ×ÀÃæ³ÌÐòµÄÇø±ðÊÇ£º
ϵͳ·þÎñ²»Óõǽϵͳ¼´¿ÉÔËÐУ»
ϵͳ·þÎñÊÇÔËÐÐÔÚSystem Idle Process/System/smss/winlogon/servicesϵģ¬¶ø×ÀÃæ³ÌÐòÊÇÔËÐÐÔÚExplorerϵģ»
......
ÓÃwebbrowser¿Ø¼þµÇ¼ºÍÏÔʾÍøÒ³
MSHTMLÊÇ΢Èí¹«Ë¾µÄÒ»¸öCOM×é¼þ£¬¸Ã×é¼þ·â×°ÁËHTMLÓïÑÔÖеÄËùÓÐÔªËؼ°ÆäÊôÐÔ£¬Í¨¹ýÆäÌṩµÄ±ê×¼½Ó¿Ú£¬¿ÉÒÔ·ÃÎÊÖ¸¶¨ÍøÒ³µÄËùÓÐÔªËØ£®MSHTML¶ÔÏóÄ£ÐÍÊÇÓÉһЩ¶ÔÏóºÍ¼¯ºÏ×é³ÉµÄ£®´¦ÓÚ¸ù²¿µÄÊÇHTML£¬ÃèÊöÁË´ò¿ªÒ³ÃæµÄ1¸ö´°¿Ú£¬°üÀ¨Ò»ÏµÁм¯ºÏºÍ¶ÔÏó¡£ÈçFrames¼¯ºÏ£¬History£¬Location£¬Navigat ......