C++ (Cpp) EnableHook Examples

Example #1

File: CoolMenu.cpp Project: lemonxiao0/peerproject

void CCoolMenu::Clear()
{
	// ToDo: Determine if it still crashes inside Windows Shell SetSite() function
	SafeRelease( m_pContextMenuCache );

	SetWatermark( NULL );
	EnableHook( false );
}

Example #2

File: fidget.cpp Project: sanjayui/tinymux

bool CFidgetApp::Initialize(HINSTANCE hInstance, int nCmdShow)
{
    m_hInstance = hInstance;

    TIME_Initialize();
    init_timer();
    SeedRandomNumberGenerator();

    if (!EnableHook())
    {
        return false;
    }

    m_hRichEdit = ::LoadLibrary(L"Msftedit.dll");
    if (NULL != m_hRichEdit)
    {
        m_bMsftEdit = true;
    }
    else
    {
        m_hRichEdit = ::LoadLibrary(L"Riched20.dll");
        if (NULL != m_hRichEdit)
        {
            m_bMsftEdit = false;
        }
        else
        {
            return false;
        }
    }

    m_pMainFrame = new (std::nothrow) CMainFrame;

    if (  NULL == m_pMainFrame
       || !RegisterClasses())
    {
        return false;
    }

    int xSize = ::GetSystemMetrics(SM_CXSCREEN);
    int ySize = ::GetSystemMetrics(SM_CYSCREEN);
    int cx = (9*xSize)/10;
    int cy = (9*ySize)/10;
    int x = (xSize - cx)/2;
    int y = (ySize - cy)/2;

    if (!m_pMainFrame->Create(x, y, cx, cy))
    {
        UnregisterClasses();
        return false;
    }

    m_pMainFrame->ShowWindow(nCmdShow);
    m_pMainFrame->UpdateWindow();

    return true;
}

Example #3

File: coolmenu.cpp Project: pics860/callcenter

void CCoolMenu::EnableHook()
{
	ASSERT( m_hMsgHook == NULL );
	ASSERT( m_bUnhook == FALSE );
	
	m_bEnable = IsModernVersion();
	if ( ! m_bEnable ) return;
	
	m_bUnhook = TRUE;
	EnableHook( TRUE );
}

Example #4

File: HookAPI.cpp Project: Amoystyle/duilib

BOOL CHookAPI::HookAPI(LPCTSTR pstrDllName,LPCSTR pstrFuncName,FARPROC pfnNewFunc,HOOKSTRUCT& HookInfo)
{
	HMODULE hModule=LoadLibrary(pstrDllName);
	//纪录函数地址
	HookInfo.pfnFuncAddr=GetProcAddress(hModule,pstrFuncName);
	FreeLibrary(hModule);
	if(HookInfo.pfnFuncAddr==NULL)
		return FALSE;
	//备份原函数的前5个字节，一般的WIN32 API以__stdcall声明的API理论上都可以这样进行HOOK
	memcpy(HookInfo.OldCode,HookInfo.pfnFuncAddr,5);
	HookInfo.NewCode[0]=0xe9;//构造JMP
	DWORD dwJmpAddr=(DWORD)pfnNewFunc-(DWORD)HookInfo.pfnFuncAddr-5;//计算JMP地址
	memcpy(&HookInfo.NewCode[1],&dwJmpAddr,4);
	EnableHook(HookInfo,TRUE);//开始进行HOOK

	return TRUE;
}

Example #5

File: coolmenu.cpp Project: pics860/callcenter

CCoolMenu::~CCoolMenu()
{
	SetWatermark( NULL );
	if ( m_bUnhook ) EnableHook( FALSE );
}

Example #6

File: hook.c Project: peterdocter/minhook

//-------------------------------------------------------------------------
MH_STATUS WINAPI MH_DisableHook(LPVOID pTarget)
{
    return EnableHook(pTarget, FALSE);
}

Example #7

File: hook.c Project: peterdocter/minhook

//-------------------------------------------------------------------------
MH_STATUS WINAPI MH_EnableHook(LPVOID pTarget)
{
    return EnableHook(pTarget, TRUE);
}

Example #8

File: CoolMenu.cpp Project: lemonxiao0/peerproject

BOOL CCoolMenu::AddMenu(CMenu* pMenu, BOOL bChild)
{
	EnableHook();

	if ( ! Settings.Interface.CoolMenuEnable ) return FALSE;

	for ( int i = 0 ; i < (int)pMenu->GetMenuItemCount() ; i++ )
	{
		TCHAR szBuffer[128] = {};
		CString strText;

		MENUITEMINFO mii = {};
		mii.cbSize		= sizeof( mii );
		mii.fMask		= MIIM_DATA|MIIM_ID|MIIM_FTYPE|MIIM_STRING|MIIM_SUBMENU;
		mii.dwTypeData	= szBuffer;
		mii.cch			= sizeof( szBuffer ) / sizeof( TCHAR ) - 1;

		GetMenuItemInfo( pMenu->GetSafeHmenu(), i, TRUE, &mii );

		if ( mii.wID >= ID_SHELL_MENU_MIN && mii.wID <= ID_SHELL_MENU_MAX )
			break;	// Bypass shell menu items

		// Non-XML parsed menu items
		const int nItemID = pMenu->GetMenuItemID( i );
		if ( nItemID == ID_SEARCH_FILTER ||
			 nItemID == -1 && ! m_sFilterString.IsEmpty() && m_sFilterString == szBuffer )
		{
			CResultFilters* pResultFilters = new CResultFilters;
			pResultFilters->Load();

			if ( nItemID > 0 )
			{
				m_sOldFilterString = szBuffer;
				m_sFilterString = szBuffer;
				m_sFilterString.TrimRight( L".\x2026" );
			}
			else if ( pResultFilters->m_nFilters == 0 )
			{
				CMenu* pSubMenu = pMenu->GetSubMenu( i );
				if ( pSubMenu )
					pSubMenu->DestroyMenu();

				mii.hSubMenu = NULL;
				mii.wID = ID_SEARCH_FILTER;

				m_sFilterString = m_sOldFilterString;
				SetMenuItemInfo( pMenu->GetSafeHmenu(), i, TRUE, &mii );
			}

			if ( pResultFilters->m_nFilters )
			{
				HMENU pFilters = CreatePopupMenu();
				DWORD nDefaultFilter = pResultFilters->m_nDefault;

				for ( DWORD nFilter = 0 ; nFilter < pResultFilters->m_nFilters ; nFilter++ )
				{
					AppendMenu( pFilters, MF_STRING|( nFilter == nDefaultFilter ? MF_CHECKED : 0 ),
						3000 + nFilter, pResultFilters->m_pFilters[ nFilter ]->m_sName );
				}
				ReplaceMenuText( pMenu, i, &mii, m_sFilterString.GetBuffer() );

				mii.hSubMenu = pFilters;
				mii.fMask |= MIIM_SUBMENU;
				strText = m_sFilterString;
			}
			else
			{
				ReplaceMenuText( pMenu, i, &mii, m_sOldFilterString.GetBuffer() );

				mii.hSubMenu = NULL;
				mii.fMask ^= MIIM_SUBMENU;
				strText = m_sOldFilterString;
			}

			delete pResultFilters;
		}

		if ( mii.fType & (MF_OWNERDRAW|MF_SEPARATOR) )
		{
			mii.fType |= MF_OWNERDRAW;
			if ( mii.fType & MF_SEPARATOR ) mii.dwItemData = 0;
			SetMenuItemInfo( pMenu->GetSafeHmenu(), i, TRUE, &mii );
			continue;
		}

		mii.fType |= MF_OWNERDRAW;
		mii.dwItemData = ( (DWORD_PTR)pMenu->GetSafeHmenu() << 16 ) | ( mii.wID & 0xFFFF );

		if ( strText.IsEmpty() )
			strText = szBuffer;

		m_pStrings.SetAt( mii.dwItemData, strText );

		if ( bChild )
			SetMenuItemInfo( pMenu->GetSafeHmenu(), i, TRUE, &mii );

		if ( mii.hSubMenu != NULL )
			AddMenu( pMenu->GetSubMenu( i ), TRUE );
	}

	return TRUE;
}