unit Unit_Hook;
interface
uses
  Windows,  Forms, SysUtils,Classes, ExtCtrls, Controls, StdCtrls,Dialogs;

const
  _KeyPressMask=$80000000;//鍵盤(pán)掩碼常量

var
  hNextHookProc: HHook;
  procSaveExit: Pointer;
  GameMemAddress:DWord;
  GamePath,MyPath:string;
  HostWndPro:Hwnd;
  CanAttackMon:String;
  Hwnd,MyHwnd: dword;
  function sethook(lpHwnd:dword): bool; stdcall; export;
  function endhook(lpHwnd:dword): bool; stdcall; export;
//  procedure HotKeyHookExit; far;
  function hookproc(iCode: Integer; wParam: WPARAM; lParam: LPARAM):LRESULT; stdcall;
implementation

uses Unit_Pop;

function sethook(lpHwnd:dword): bool; stdcall; export;
var hThread:dword;
begin
  result := false;
  MyHwnd:=lpHwnd;
  if hnexthookproc <> 0 then
    exit;
  hThread :=GetWindowThreadProcessId(lpHwnd);
  hNextHookProc := SetWindowsHookEx(WH_KEYBOARD, hookproc, HInstance, hThread);
  Result := hNextHookProc <> 0;
end;

{procedure hotkeyhookexit;
begin
  if hNextHookProc <> 0 then
    endHook(Myhwnd);
  ExitProc := procSaveExit;
end;      }

function endhook(lpHwnd:dword): bool; stdcall; export;
var Pid,hProcess_N,num:dword;
  huifu:Int64;
begin
  MyHwnd:=lpHwnd;
  if hNextHookProc <> 0 then
  begin
    huifu :=$6400813db868ff6a;
    GetWindowThreadProcessId(lpHwnd,pid);
    hProcess_N := OpenProcess(PROCESS_ALL_ACCESS, False, pid);
    WriteProcessMemory(hProcess_N, pointer(CONST_JMP), @huifu, 8, num);
    CloseHandle(hProcess_N);
    UnhookWindowshookEx(hNextHookProc); // 解除 Keyboard Hook
    hNextHookProc := 0;
  end;
Result := hNextHookProc = 0;
end;


function HookProc(iCode: integer; wParam: wParam; lParam: lParam):LResult; stdcall;//HOOK過(guò)程
var
  AppRect: TRect;
  title: pchar;
begin
  result := 0;
  if iCode < 0 then
  begin
    CallNextHookEx(hnexthookproc, iCode, wParam, lParam);
    result := 0;
    Exit;
  end;
  if ((lParam and _KeyPressMask) = 0) and (wParam = vk_HOME) then//呼出窗口
  begin
    Hwnd := getforegroundwindow;
    GetMem(title, 255);
    getwindowtext(Hwnd, title, 255);//取得窗口名稱
    if Frm_Pop <> nil then
      if kg then Frm_Pop.Hide
      else Frm_Pop.Show
    else //如果FrmPopWin已創(chuàng)建則顯示隱藏窗口
    begin
      if title='口袋西游' then
      begin
        try
          SetWindowPos(Hwnd,HWND_TOP,0,0,0,0,SWP_NOSIZE);//將游戲窗口移動(dòng)到左上角，便于觀察
          GetWindowRect(Hwnd,AppRect);
              //彈出窗口;
              //showmessage(inttostr(hwnd));
          HWND:=FindWindow(nil,'Tthol');
          Application.Handle := HWND;
          Frm_Pop := TFrm_Pop.Create(Application);
          Frm_Pop.Left:=AppRect.Right-Frm_Pop.Width;
          Frm_Pop.Top:=AppRect.top+23;
          if kg then Frm_Pop.Hide else Frm_Pop.Show;
          GamePath:=ExtractFilePath(Application.ExeName);
          ShowCursor(true);
          //_ToolShow := True;
        finally
        end;
      end;
    end;
    result := 1;
  end;
end;





end.