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Ìí¼ÓÒýÓãºuses JPEG;
//=====================ͼƬ´¦Àíº¯Êý£¬½«¸²¸ÇÔͼƬÎļþ===========================
//=====filename:ͼƬÍêÕû·¾¶ PressQuality:ѹËõÖÊÁ¿ Width:¿í Height:¸ß
function CompressMainFun(filename: String; PressQuality,Width,Height:integer): Boolean;
var
bmp: TBitmap;
jpg: TJpegImage;
i: Integer;
sTemp:string;
begin
Result := False;
if pos(UpperCase('.bmp'), UpperCase(filename)) <> 0 then //bmp¸ñʽ
begin
bmp.LoadfromFile(filename);
jpg.Assign(bmp);
jpg.CompressionQuality := PressQuality;
jpg.Compress;
bmp.height := Height;
bmp.Width := Width;
bmp.Canvas.StretchDraw(bmp.Canvas.ClipRect, jpg);
jpg.Assign(bmp);
sTemp := filename + '.jpg';
jpg.SaveToFile(sTemp);
DeleteFile(filename);
CopyFile(PChar(sTemp), PChar(filename), True);
DeleteFile(sTemp);
end
else //ÆäËü¸ñʽ
begin
jpg.LoadfromFile(filename);
bmp.height := Height;
bmp.Width := Width;
bmp.Canvas.StretchDraw(bmp.Canvas.ClipRect, jpg);
jpg.Assign(bmp);
&nb
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{ ·ÀֹˢÐÂʱÉÁ˸µÄÖÕ¼«½â¾ö°ì·¨(¶Ô¸¶Ë«»º³åÎÞЧʱ) }
Perform($000B, 0, 0); //ËøÆÁÄ» ·ÀÖ¹ÉÁ˸
// ×öһЩ»á·¢ÉúÑÏÖØÉÁ˸µÄÊÂÇé..
//½âËøÆÁÄ»²¢ÖØ»
Perform($000B, 1, 0);
& ......
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1) С͵¿ªÃÅ
PHND:= OpenProcess (PROCESS_ALL_ACCESS, False, PID);µÃµ½ÓÎÏ·´°¿Ú¾ä±ú»ñµÃȨÏÞ
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TAdd := VirtualAllocEx(PHND, nil, 4096, ......
uses ShellAPI;
procedure TForm1.Button1Click(Sender: TObject);
begin
//ÓÃIE´ò¿ª
ShellExecute(Handle, 'open', 'IExplore.EXE', 'about:blank', nil, SW_SHOWNORMAL);
//Óûðºü´ò¿ª
ShellExecute(Handle, 'open', 'firefox.exe', 'about:blank', nil, SW_SHOWNORMAL);
//ÓÃĬÈÏä¯ÀÀÆ÷´ò¿ª
&nbs ......
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1.´ò¿ªDelphi£¨±¾ÈËÓõÄÊÇDelphi7.0£©µã»÷²Ëµ¥ÖеÄComponent->Import ActiveX Control...
2.ÔÚµ¯³öµÄ´°¿ÚÖеÄImport ......