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delphi code

http://hi.baidu.com/rainbow_chaser/blog/item/7eb5f001c0d864e508fa93ac.html
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¯ÊýǰÐèÒª 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´æÐ¹Â©
// ÔÚ³ÌÐòÖмÓÉÏÕâ¾ä£¬µ±Í˳öʱ»á±¨¸æÄÚ´æÐ¹Â©
ReportMemoryLeaksOnShutdown := True;
5.ÊÍ·Å×ÊÔ´Îļþ
// Ê×ÏȼÓÈë.RCÎļþ£¬Ð´ÉÏ MyDLL DAT testDLL.dll
// È»ºó³ÌÐòÀï ExtractRes('DAT','MyDLL','123DLL.dll');
procedure ExtractRes(ResType, ResName, ResNewName:String);
var Res:TResourceStream;
begin
Res:=TResourceStream.Create(Hinstance, Resname, Pchar(ResType));
try
    Res.SavetoFile('.\'+ResNewName); // Êͷŵ½µ±Ç°Ä¿Â¼
fin


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delphi ½ðɽ´Ê°ÔÆÁĻȡ´Ê¼¼ÊõµÄ½éÉÜ

ÅóÓÑ£¬ÏÈÒªµ¼Èë XDICTGRB_TLB £¬È»ºóÓÃÏÂÃæµÄsource£¬×¢ÒâTForm1 = class(TForm,IXDictGrabSink) //!!!
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, OleServer, XDICTGRB_TLB;
type
TForm1 = class(TForm,IXDictGrabSink) //!!!
GrabPro ......

DelphiʵÏÖ²Ù×÷ExcelʾÀý

implementation
uses ComOBJ;
{$R *.dfm}
procedure TForm1.Button1Click(Sender: TObject);
var ExcelAPP1:Variant;
    ExcelApp2:Variant;
    I,j: Integer;
    ID,IDX:string;
begin
try
  ExcelAPP1:=CreateOleObject('Excel.Application');
  E ......

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