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一个只有17K的Delphi字符串加密程序源码
作者:武汉SEO闵涛  文章来源:敏韬网  点击数1944  更新时间:2009/4/23 18:26:25  文章录入:mintao  责任编辑:mintao
bsp;  WS_EX_CLIENTEDGE, // this EX style is for the beveled edge
    ''''Edit'''',
    '''''''',
    WS_VISIBLE or WS_CHILD or ES_LEFT or ES_MULTILINE or ES_WANTRETURN or ES_AUTOVSCROLL or WS_VSCROLL,
    5,34,380,234,Handle,0,hInst,nil);

  // Create the password Edit
  hPW:=CreateWindowEx(
    WS_EX_CLIENTEDGE,
    ''''Edit'''',
    '''''''',
    WS_VISIBLE or WS_CHILD or ES_LEFT or ES_AUTOHSCROLL or ES_PASSWORD,
    230,5,155,24,Handle,0,hInst,nil);

  hLabel:=CreateWindow(
    ''''Static'''',
    ''''Password:'''',
    WS_VISIBLE or WS_CHILD or SS_LEFT,
    160,10,70,20,Handle,0,hInst,nil);

  // Create a custom font for our window otherwise
  // everything would use the system font (blech!)
  hFont:=CreateFont(
    -12,                           // Height
    0,                             // Width
    0,                             // Angle of Rotation
    0,                             // Orientation
    0,                             // Weight
    0,                             // Italic
    0,                             // Underline
    0,                             // Strike Out
    DEFAULT_CHARSET,               // Char Set
    OUT_DEFAULT_PRECIS,            // Precision
    CLIP_DEFAULT_PRECIS,           // Clipping
    DEFAULT_QUALITY,               // Render Quality
    DEFAULT_PITCH or FF_DONTCARE,  // Pitch & Family
    ''''MS Sans Serif'''');              // Font Name

  // Set the fonts for all our controls
  SendMessage(hEncrypt,WM_SETFONT,hFont,0);
  SendMessage(hDecrypt,WM_SETFONT,hFont,0);
  SendMessage(hEdit,WM_SETFONT,hFont,0);
  SendMessage(hPW,WM_SETFONT,hFont,0);
  SendMessage(hLabel,WM_SETFONT,hFont,0);

  // Subclass Encrypt Button (assign it a custom WindowProc)
  dEncrypt:=Pointer(GetWindowLong(hEncrypt,GWL_WNDPROC));
  SetWindowLong(hEncrypt,GWL_WNDPROC,Longint(@EncryptProc));

  // Subclass Decrypt Button
  dDecrypt:=Pointer(GetWindowLong(hDecrypt,GWL_WNDPROC));
  SetWindowLong(hDecrypt,GWL_WNDPROC,Longint(@DecryptProc));

  // The reason I don''''t subclass the Edit controls here
  // is because they don''''t do anything custom. If I wanted
  // them to Beep or something whenever you typed a "G" then
  // I would subclass them.

  // Focus on first control (otherwise people with no mouse are screwed)
  SetFocus(hEncrypt);

  // Now we loop GetMessage to process each Message in
  // our main window''''s message list. Every time the main
  // window recieves a message its added to the list, so
  // this loop here will eventually process it.

  while(GetMessage(Msg,Handle,0,0))do
  begin
    TranslateMessage(Msg);             // Translate any keyboard Msg''''s
    DispatchMessage(Msg);              // Send it to our WindowProc
  end;                                 // for processing.

end.

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