KeosWin32ErrorDialog.cpp

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/*
 * This source file is part of KEOS (Free 3D Engine)
 * For the latest info, see http://www.keosengine.org/
 * E-mails : thierry.vouriot@keosengine.org, yeri@keosengine.org
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
 * Place - Suite 330, Boston, MA 02111-1307, USA, or go to
 * http://www.gnu.org/copyleft/lesser.txt.
 *
 */
#include "KeosWin32ErrorDialog.h"
#include "resource.h"

namespace
{
  Keos::CWin32ErrorDialog* dlg;  // This is a pointer to instance, since this is a static member
}

namespace Keos
{
  //=======================================================================
  // CWin32ErrorDialog implementation
  //=======================================================================

  //-----------------------------------------------------------------------
  CWin32ErrorDialog::CWin32ErrorDialog(HINSTANCE hInst)
  {
    m_HInstance = hInst;
  }

  //-----------------------------------------------------------------------
  CWin32ErrorDialog::~CWin32ErrorDialog()
  {}

  //-----------------------------------------------------------------------
  BOOL CWin32ErrorDialog::DlgProc(HWND hDlg, UINT iMsg, WPARAM wParam, LPARAM lParam)
  {
    HWND hwndDlgItem;

    switch (iMsg)
    {

      case WM_INITDIALOG:
        // Center myself
        int x, y, screenWidth, screenHeight;
        RECT rcDlg;
        GetWindowRect(hDlg, &rcDlg);
        screenWidth = GetSystemMetrics(SM_CXFULLSCREEN);
        screenHeight = GetSystemMetrics(SM_CYFULLSCREEN);

        x = (screenWidth / 2) - ((rcDlg.right - rcDlg.left) / 2);
        y = (screenHeight / 2) - ((rcDlg.bottom - rcDlg.top) / 2);

        MoveWindow(hDlg, x, y, (rcDlg.right - rcDlg.left),
                   (rcDlg.bottom - rcDlg.top), TRUE);

        // Fill in details of error
        hwndDlgItem = GetDlgItem(hDlg, IDC_ERRMSG);
        SetWindowText(hwndDlgItem, dlg->m_strErrorMsg.c_str());

        return TRUE;
      case WM_COMMAND:
        switch (LOWORD(wParam))
        {
          case IDOK:

            EndDialog(hDlg, TRUE);
            return TRUE;
        }
    }

    return FALSE;

  }

  //-----------------------------------------------------------------------
  void CWin32ErrorDialog::Display(const String& strErrorMessage)
  {
    // Display dialog
    // Don't return to caller until dialog dismissed
    dlg = this;
    m_strErrorMsg = strErrorMessage;
    DialogBox(m_HInstance, MAKEINTRESOURCE(IDD_DIALOG_ERROR), NULL, DlgProc);


  }
} // namespace Keos

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