/* /////////////////////////////////////////////////////////////////////////////
 * File:        findchildbyid_test.cpp
 *
 * Purpose:     Implementation file for the findchildbyid_test project.
 *
 * Created:     11th November 2003
 * Updated:     11th November 2003
 *
 * Status:      Wizard-generated
 *
 * License:     (Licensed under the Synesis Software Open License)
 *
 *              Copyright (C) 1999-2003, Synesis Software Pty Ltd.
 *              All rights reserved.
 *
 *              www:        http://www.synesis.com.au/software
 *
 *              email:      software@synesis.com.au
 *
 *              This source code is placed into the public domain 2003
 *              by Synesis Software Pty Ltd. There are no restrictions
 *              whatsoever to your use of the software. 
 *
 *              This source code is provided by Synesis Software Pty Ltd "as is"
 *              and any warranties, whether expressed or implied, including, but
 *              not limited to, the implied warranties of merchantability and
 *              fitness for a particular purpose are disclaimed. In no event
 *              shall the Synesis Software Pty Ltd be liable for any direct,
 *              indirect, incidental, special, exemplary, or consequential
 *              damages (including, but not limited to, procurement of
 *              substitute goods or services; loss of use, data, or profits; or
 *              business interruption) however caused and on any theory of
 *              liability, whether in contract, strict liability, or tort
 *              (including negligence or otherwise) arising in any way out of
 *              the use of this software, even if advised of the possibility of
 *              such damage. 
 *
 *              Neither the name of Synesis Software Pty Ltd nor the names of
 *              any subdivisions, employees or agents of Synesis Software Pty
 *              Ltd, nor the names of any other contributors to this software
 *              may be used to endorse or promote products derived from this
 *              software without specific prior written permission. 
 *
 * ////////////////////////////////////////////////////////////////////////// */

#include <windows.h>

/* ////////////////////////////////////////////////////////////////////////// */

HWND FindChildById(HWND hwndParent, int id)
{
  if(::GetDlgCtrlID(hwndParent) == id)
  {
    return hwndParent; // Searching for self
  }
  else
  {
    struct ChildFind
    {
      ChildFind(HWND hwndParent, int id)
        : m_hwndChild(NULL)
        , m_id(id)
      {
        // Enumerate, passing "this" as identity structure
        ::EnumChildWindows( hwndParent,
                            FindProc,
                            reinterpret_cast<LPARAM>(this));
      }

      static BOOL CALLBACK FindProc(HWND hwnd, LPARAM lParam)
      {
        ChildFind &find = *reinterpret_cast<ChildFind*>(lParam);

        return (::GetDlgCtrlID(hwnd) == find.m_id)
                  ? (find.m_hwndChild = hwnd, FALSE)
                  : TRUE;
      }

      HWND      m_hwndChild;
      int const m_id;

    } find(hwndParent, id);

    return find.m_hwndChild;
  }
}

/* ////////////////////////////////////////////////////////////////////////// */

int main(int /* argc */, char ** /*argv*/)
{
#if 0
    ::Sleep(100000);
#endif /* 0 */

    /* . */

    return 0;
}

/* ////////////////////////////////////////////////////////////////////////// */