自动打开注册表地址 定位注册表地址 源码

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时间仓促，来不及优化。。。请见谅。

使用时该函数时，请去除最后的“\”，且请进行大写字母处理。

还有，UNICODE版没有实现。。。

//============================================
//++
#define STR_HKCU        TEXT( "HKCU" )
#define STR_HKCU_FULL    TEXT( "HKEY_CURRENT_USER" )
#define STR_HKLM        TEXT( "HKLM" )
#define STR_HKLM_FULL    TEXT( "HKEY_LOCAL_MACHINE" )
#define STR_HKCC        TEXT( "HKCC" )
#define STR_HKCC_FULL    TEXT( "HKEY_CURRENT_CONFIG" )
#define STR_HKCR        TEXT( "HKCR" )
#define STR_HKCR_FULL    TEXT( "HKEY_CLASSES_ROOT" )
#define STR_HKU            TEXT( "HKU" )
#define STR_HKU_FULL    TEXT( "HKEY_USERS" )

#define STR_CLASS_NAME        TEXT( "RegEdit_RegEdit" )
#define STR_CLASS_NAME_SUB    TEXT( "SysTreeView32" )
#define STR_CLASS_NAME_LIST    TEXT( "SysListView32" )


const TCHAR* g_pszVerb = TEXT( "open" );
const TCHAR* g_pszFile = TEXT( "regedit.exe" );

void
DebugMsg(
         const TCHAR* pszMsg
         )
{
#ifdef _DEBUG
    MessageBox( NULL, pszMsg, NULL, MB_OK | MB_TOPMOST );
#endif
}

BOOL
ShowSpecifiedRegAddr(
     const TCHAR* pszRegAddr
     )
{
    DEVMODE devMode = { 0 };
    HKEY hKey, hRootKey; // the key
    SHELLEXECUTEINFO execInfo = { 0 };
    const TCHAR* pszAddr = pszRegAddr;
    const TCHAR* pszTemp = NULL;
    TCHAR szDest[ MAX_PATH ] = { 0 };
    const TCHAR* pszSub = NULL;
    HWND hwnd = NULL, hwndSub = NULL, hwndList = NULL;
    DWORD dwProcessId;

    devMode.dmSize = sizeof( DEVMODE );
    if ( !::EnumDisplaySettings( NULL, ENUM_CURRENT_SETTINGS, &devMode ) ) {
        DebugMsg( TEXT( "获取显示设备信息失败" ) );
        return FALSE;
    }

    if ( pszAddr == NULL ) {
        DebugMsg( TEXT( "输入地址为空！" ) );
        return FALSE;
    }

    if ( _tcsncmp( pszAddr, STR_HKLM, 4 ) == 0 || _tcsncmp( pszAddr, STR_HKLM_FULL, 18 ) == 0 ) {
        hRootKey = HKEY_LOCAL_MACHINE;
        _stprintf( szDest, TEXT( "\\%s" ), STR_HKLM_FULL );
    } else if ( _tcsncmp( pszAddr, STR_HKCU, 4 ) == 0 || _tcsncmp( pszAddr, STR_HKCU_FULL, 17 ) == 0 ) {
        hRootKey = HKEY_CURRENT_USER;
        _stprintf( szDest, TEXT( "\\%s" ), STR_HKCU_FULL );
    } else if ( _tcsncmp( pszAddr, STR_HKCC, 4 ) == 0 || _tcsncmp( pszAddr, STR_HKCC_FULL, 19 ) == 0 ) {
        hRootKey = HKEY_CURRENT_CONFIG;
        _stprintf( szDest, TEXT( "\\%s" ), STR_HKCC_FULL );
    } else if ( _tcsncmp( pszAddr, STR_HKCR, 4 ) == 0 || _tcsncmp( pszAddr, STR_HKCR_FULL, 17 ) == 0 ) {
        hRootKey = HKEY_CLASSES_ROOT;
        _stprintf( szDest, TEXT( "\\%s" ), STR_HKCR_FULL );
    } else if ( _tcsncmp( pszAddr, STR_HKU, 3 ) == 0 || _tcsncmp( pszAddr, STR_HKU_FULL, 10 ) == 0 ) {
        hRootKey = HKEY_USERS;
        _stprintf( szDest, TEXT( "\\%s" ), STR_HKU_FULL );
    } else {
        DebugMsg( TEXT( "regedit地址有误" ) );
        return FALSE;
    }

    pszSub = _tcschr( pszAddr, TEXT( '\\' ) );
    if ( pszSub ) ++pszSub;

    if ( ::RegOpenKey( hRootKey, pszSub, &hKey ) == ERROR_SUCCESS ) {
        ::RegCloseKey( hKey );
        _tcscat( szDest, TEXT( "\\" ) );
        if (pszSub) _tcscat( szDest, pszSub );
        _tcscat( szDest, TEXT( "\\" ) );
    } else {
        TCHAR* pszPos = NULL;
        _tcscat( szDest, TEXT( "\\" ) );
        if (pszSub) _tcscat( szDest, pszSub );
        pszPos = _tcsrchr( szDest, TEXT( '\\' ) );
        pszTemp = pszPos + 1;
        *pszPos = TEXT( '\0' );
    }

    hwnd = ::FindWindow( STR_CLASS_NAME, NULL );
    if ( hwnd ) {
        ::GetWindowThreadProcessId( hwnd, &dwProcessId );
        execInfo.hProcess = ::OpenProcess( 0, NULL, dwProcessId );
    } else {
        execInfo.cbSize = sizeof( SHELLEXECUTEINFO );
        execInfo.fMask = SEE_MASK_NOCLOSEPROCESS;
        execInfo.lpVerb = g_pszVerb;
        execInfo.lpFile = g_pszFile;
        execInfo.nShow = 1;
        ::ShellExecuteEx( &execInfo );
        ::WaitForInputIdle( execInfo.hProcess, INFINITE );
        hwnd = ::FindWindow( STR_CLASS_NAME, NULL );
        if ( hwnd == NULL ) {
            DebugMsg( TEXT( "无法打开Regedit" ) );
            return FALSE;
        }
    }
    ::ShowWindow( hwnd, SW_SHOW );
    ::SetForegroundWindow( hwnd );
    hwndSub = ::FindWindowEx( hwnd, NULL, STR_CLASS_NAME_SUB, NULL );
    ::SetForegroundWindow( hwndSub );
    ::SetFocus( hwndSub );
    ::WaitForInputIdle( execInfo.hProcess, INFINITE );
    ::SendMessage( hwnd, WM_COMMAND, ( WPARAM )0x10288, NULL );
    ::WaitForInputIdle( execInfo.hProcess, INFINITE );

    for ( dwProcessId = 30; dwProcessId != 0; --dwProcessId ) {
        ::SendMessage( hwndSub, WM_KEYDOWN, ( WPARAM )0x25, 0 );
        ::WaitForInputIdle( execInfo.hProcess, INFINITE );
    }

    if ( szDest[ 0 ] != TEXT( '\0' ) ) {
        int i;
        for ( i = 0; szDest[ i ] != TEXT( '\0' ); ++i ) {
            if ( szDest[ i ] == TEXT( '\\' ) ) {
                ::SendMessage( hwndSub, WM_KEYDOWN, ( WPARAM )0x27, 0 );
            } else {
                TCHAR ch = toupper( szDest[ i ] );
                ::SendMessage( hwndSub, WM_CHAR, ( WPARAM )ch, 0 );
            }
            ::WaitForInputIdle( execInfo.hProcess, INFINITE );
        }
    }
    ::WaitForInputIdle( execInfo.hProcess, INFINITE );

    if ( pszTemp != NULL ) {
        hwndList = ::FindWindowEx( hwnd, NULL, STR_CLASS_NAME_LIST, NULL );
        ::SetForegroundWindow( hwndList );
        ::SetFocus( hwndList );
    }

    if ( devMode.dmBitsPerPel > 8 ) {
        ::Sleep( 750 );
    } 
    
    bool f = false;
    if ( pszTemp != NULL ) {
        ::SendMessage( hwndList, WM_KEYDOWN, ( WPARAM )0x24, 0 );
        f = true;
    }
    while ( pszTemp && *pszTemp ) {
        ::SendMessage( hwndList, WM_CHAR, toupper( *pszTemp++ ), 0 );
    }

    if ( f ) {
        ::SetForegroundWindow( hwnd );
        ::SetFocus( hwndList );
    }

    return TRUE;
}