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    1¡¢kind -> dtktime Ò²¿ÉÒÔÊÇdtkdate µ«ÊÇÔÚÓÃdtkdateµÄʱºòÐèÒª½«datemodeÊôÐÔÐ޸ijÉdmUpDown
    2¡¢parseinput -> true
µÚ¶þ²½£ºÔÚonUserInputʼþÖÐдһ¾ä´úÂë
DateTimePicker1.DateTime:=DateAndTime;
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1¡£ÐÞ¸ÄdelphiµÄ°üº¬TdatatimepickerµÄµ¥ÔªComCtrls.pas  
     ËÑË÷£ºTDateTimePicker.CNNotify(var   Message:   TWMNotify);  ÔÚÕâ¸öº¯ÊýÖУ¬´úÂ룺
 procedure   TDateTimePicker.CNNotify(var   Message:   TWMNotify);  
  var  
      DT:   TDateTime;  
      AllowChange:   Boolean;  
  begin  
      with   Message,   NMHdr^   do  
      begin  
          Result   :=   0;  
          case   code   of  
              DTN_CLOSEUP:  
                  begin  
                      FDroppedDown   :=   False;  
                      SetDate(SystemTimeToDateTime(FLastChange));  
                      if   Assigned(FOnCloseUp)   then   FOnCloseUp(Self);  
                  end;  
              DTN_DATETIMECHANGE:  
                  begin  
                      with   PNMDateTimeChange(NMHdr)^   do  
   


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DELPHI 2005ÖÐÉ趨RS232£¨´®¿Ú£©¿Ø¼þ£¨MSCOMM£©µÄ·½·¨

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delphi±¨¾¯ÉùÒô Beep¡¢MessageBeep ºÍ Windows.Beep


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procedure TForm1.Timer1Timer(Sender: TObject);
begin
   Windows.Beep(1200+i_f,10+i_f);
   if i_f<2000 then
   begin
      inc(i_f);
   end
end;
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Delphi ÖÐ FindWindow ºÍ FindWindowEx µÄÓï·¨ºÍÓ÷¨

 Delphi ÖÐ FindWindow ºÍ FindWindowEx µÄÓï·¨ºÍÓ÷¨
FindWindow(
lpClassName,        {´°¿ÚµÄÀàÃû}
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): HWND;              {·µ»Ø´°¿ÚµÄ¾ä±ú; ʧ°Ü·µ»Ø 0}
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var s1:string;
var i:integer;
var n1:integer;
var tem1: string;
var tem2:integer;
  ......

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