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1.·ÀֹˢÐÂʱÉÁ˸µÄÖÕ¼«½â¾ö°ì·¨
{ ·ÀֹˢÐÂʱÉÁ˸µÄÖÕ¼«½â¾ö°ì·¨(¶Ô¸¶Ë«»º³åÎÞЧʱ) }
  Perform($000B, 0, 0); //ËøÆÁÄ»  ·ÀÖ¹ÉÁ˸
  // ×öһЩ»á·¢ÉúÑÏÖØÉÁ˸µÄÊÂÇé..
  //½âËøÆÁÄ»²¢ÖØ»­
  Perform($000B, 1, 0);
  RedrawWindow(Handle, nil, 0, RDW_FRAME + RDW_INVALIDATE + RDW_ALLCHILDREN + RDW_NOINTERNALPAINT);
2.ͼƬÉÏÏÔʾ͸Ã÷ÎÄ×Ö
//ͼƬÉÏÏÔʾ͸Ã÷µÄÎÄ×Ö
//Ö±½ÓÓÃ.Canvas.Brush.Style:=bsClear;
//È»ºó.Canvas.TextOut(x,y,'ÎÄ×ÖÏÔʾ͸Ã÷');
procedure TForm1.Button1Click(Sender: TObject);
var
  bitBuf:TBitmap;
begin
  bitBuf := TBitmap.Create;
  try
    bitbuf.LoadfromFile('²âÊÔͼƬ.bmp');
    Self.Canvas.Draw(0,0,bitbuf);
    bitbuf.Transparent := True;
    bitbuf.TransparentColor := clWhite;    //ÎÄ×ÖÏÔʾ͸Ã÷
    bitbuf.Canvas.font.color := clBlue;     //ÎÄ×ÖÑÕÉ«
    bitbuf.Canvas.TextOut(10,10,'ÕâÑù¾ÍÊÇ͸Ã÷µÄ×ÖÁË£¡');
    Self.Canvas.Draw(0,0,bitbuf);
  finally
    bitBuf.Free;
  end;
end;
3.È¡µÃ±¾»úIPµØÖ·(¾«¼ò°æ)
//È¡µÃ±¾µØIPµØÖ·(¾«¼ò°æ)
//×¢£ºÊ¹Óú¯ÊýÇ°ÐèÒª WSAStartup($202, wsdata);
function GetLocalIP(): String;
var
  HostName: array[0..255] of Char;
  HostEnt: PHostEnt;
begin
  Result := '';
  if gethostname(HostName, 255) = 0 then
  begin
    HostEnt := gethostbyname(HostName);
    Result := StrPas(inet_ntoa(PInAddr(PInAddr(HostEnt^.h_addr_list)^)^));
  end;
end;
4.±¨¸æÄÚ´æй©
  // ÔÚ³ÌÐòÖм


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Delphi »ñÈ¡¾ä±ú sendmessage

²éÕÒÁíÍâÒ»¸ö´°¿ÚµÄ¾ä±ú£º handle := FindWindow(nil,PChar('´°¿ÚµÄ±êÌâ'));//²éµ½´°Ìå¾ä±ú
²éÕÒ×Ó´°Ì壺childHandle := FindWindowEx(handle,0,'×Ó´°ÌåÀà','×Ó´°Ìå±êÌâ');
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Delphi ǶÈë»ã±à ½øRing0 360tray.exe

unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, TlHelp32;
type
TForm1 = class(TForm)
Button1: TButton;
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Pub ......

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±àÒëºÃµÄ³ÌÐòÔÚWIN98µÚ¶þ°æÎÞACCESS»·¾³ÏÂÔËÐгɹ¦.







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Const

SConnectionString      
= 'Provider=M ......

DelphiÖи߼¶DLLµÄ±àдºÍµ÷Óü¼ÇÉ

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