void CHyperLink::SetVisited(BOOL bVisited /* = TRUE */) 
{ 
    m_bVisited = bVisited; 

    if (::IsWindow(GetSafeHwnd()))
        Invalidate(); 
}

BOOL CHyperLink::GetVisited() const
{ 
    return m_bVisited; 
}

void CHyperLink::SetLinkCursor(HCURSOR hCursor)
{ 
    m_hLinkCursor = hCursor;
    if (m_hLinkCursor == NULL)
        SetDefaultCursor();
}

HCURSOR CHyperLink::GetLinkCursor() const
{
    return m_hLinkCursor;
}

void CHyperLink::SetUnderline(BOOL bUnderline /* = TRUE */)
{
    m_bUnderline = bUnderline;

    if (::IsWindow(GetSafeHwnd()))
    {
        LOGFONT lf;
        GetFont()->GetLogFont(&lf);
        lf.lfUnderline = m_bUnderline;

        m_Font.DeleteObject();
        m_Font.CreateFontIndirect(&lf);
        SetFont(&m_Font);

        Invalidate(); 
    }
}

BOOL CHyperLink::GetUnderline() const
{ 
    return m_bUnderline; 
}

void CHyperLink::SetAutoSize(BOOL bAutoSize /* = TRUE */)
{
    m_bAdjustToFit = bAutoSize;

    if (::IsWindow(GetSafeHwnd()))
        PositionWindow();
}

BOOL CHyperLink::GetAutoSize() const
{ 
    return m_bAdjustToFit; 
}


// Move and resize the window so that the window is the same size
// as the hyperlink text. This stops the hyperlink cursor being active
// when it is not directly over the text. If the text is left justified
// then the window is merely shrunk, but if it is centred or right
// justified then the window will have to be moved as well.
//
// Suggested by P錶 K. T鴑der 

void CHyperLink::PositionWindow()
{
    if (!::IsWindow(GetSafeHwnd()) || !m_bAdjustToFit) 
        return;

    // Get the current window position
    CRect rect;
    GetWindowRect(rect);

    CWnd* pParent = GetParent();
    if (pParent)
        pParent->ScreenToClient(rect);

    // Get the size of the window text
    CString strWndText;
    GetWindowText(strWndText);

    CDC* pDC = GetDC();
    CFont* pOldFont = pDC->SelectObject(&m_Font);
    CSize Extent = pDC->GetTextExtent(strWndText);
    pDC->SelectObject(pOldFont);
    ReleaseDC(pDC);

    // Get the text justification via the window style
    DWORD dwStyle = GetStyle();

    // Recalc the window size and position based on the text justification
    if (dwStyle & SS_CENTERIMAGE)
        rect.DeflateRect(0, (rect.Height() - Extent.cy)/2);
    else
        rect.bottom = rect.top + Extent.cy;

    if (dwStyle & SS_CENTER)   
        rect.DeflateRect((rect.Width() - Extent.cx)/2, 0);
    else if (dwStyle & SS_RIGHT) 
        rect.left  = rect.right - Extent.cx;
    else // SS_LEFT = 0, so we can't test for it explicitly 
        rect.right = rect.left + Extent.cx;

    // Move the window
    SetWindowPos(NULL, rect.left, rect.top, rect.Width(), rect.Height(), SWP_NOZORDER);
}

/////////////////////////////////////////////////////////////////////////////
// CHyperLink implementation

// The following appeared in Paul DiLascia's Jan 1998 MSJ articles.
// It loads a "hand" cursor from the winhlp32.exe module
void CHyperLink::SetDefaultCursor()
{
    if (m_hLinkCursor == NULL)                // No cursor handle - load our own
    {
        // Get the windows directory
        CString strWndDir;
        GetWindowsDirectory(strWndDir.GetBuffer(MAX_PATH), MAX_PATH);
        strWndDir.ReleaseBuffer();

        strWndDir += _T("\\winhlp32.exe");
        // This retrieves cursor #106 from winhlp32.exe, which is a hand pointer
        HMODULE hModule = LoadLibrary(strWndDir);
        if (hModule) {
            HCURSOR hHandCursor = ::LoadCursor(hModule, MAKEINTRESOURCE(106));
            if (hHandCursor)
                m_hLinkCursor = CopyCursor(hHandCursor);
        }
        FreeLibrary(hModule);
    }
}

LONG CHyperLink::GetRegKey(HKEY key, LPCTSTR subkey, LPTSTR retdata)
{
    HKEY hkey;
    LONG retval = RegOpenKeyEx(key, subkey, 0, KEY_QUERY_VALUE, &hkey);

    if (retval == ERROR_SUCCESS) {
        long datasize = MAX_PATH;
        TCHAR data[MAX_PATH];
        RegQueryValue(hkey, NULL, data, &datasize);
        lstrcpy(retdata,data);
        RegCloseKey(hkey);
    }

    return retval;
}

void CHyperLink::ReportError(int nError)
{
    CString str;
    switch (nError) {
        case 0:                       str = "The operating system is out\nof memory or resources."; break;
        case SE_ERR_PNF:              str = "The specified path was not found."; break;
        case SE_ERR_FNF:              str = "The specified file was not found."; break;
        case ERROR_BAD_FORMAT:        str = "The .EXE file is invalid\n(non-Win32 .EXE or error in .EXE image)."; break;
        case SE_ERR_ACCESSDENIED:     str = "The operating system denied\naccess to the specified file."; break;
        case SE_ERR_ASSOCINCOMPLETE:  str = "The filename association is\nincomplete or invalid."; break;
        case SE_ERR_DDEBUSY:          str = "The DDE transaction could not\nbe completed because other DDE transactions\nwere being processed."; break;
        case SE_ERR_DDEFAIL:          str = "The DDE transaction failed."; break;
        case SE_ERR_DDETIMEOUT:       str = "The DDE transaction could not\nbe completed because the request timed out."; break;
        case SE_ERR_DLLNOTFOUND:      str = "The specified dynamic-link library was not found."; break;
        case SE_ERR_NOASSOC:          str = "There is no application associated\nwith the given filename extension."; break;
        case SE_ERR_OOM:              str = "There was not enough memory to complete the operation."; break;
        case SE_ERR_SHARE:            str = "A sharing violation occurred. ";
        default:                      str.Format("Unknown Error (%d) occurred.", nError); break;
    }
    str = "Unable to open hyperlink:\n\n" + str;
    AfxMessageBox(str, MB_ICONEXCLAMATION | MB_OK);
}

HINSTANCE CHyperLink::GotoURL(LPCTSTR url, int showcmd)
{
    TCHAR key[MAX_PATH + MAX_PATH];

    // First try ShellExecute()
    HINSTANCE result = ShellExecute(NULL, _T("open"), url, NULL,NULL, showcmd);

    // If it failed, get the .htm regkey and lookup the program
    if ((UINT)result <= HINSTANCE_ERROR) {

        if (GetRegKey(HKEY_CLASSES_ROOT, _T(".htm"), key) == ERROR_SUCCESS) {
            lstrcat(key, _T("\\shell\\open\\command"));

            if (GetRegKey(HKEY_CLASSES_ROOT,key,key) == ERROR_SUCCESS) {
                TCHAR *pos;
                pos = _tcsstr(key, _T("\"%1\""));
                if (pos == NULL) {                     // No quotes found
                    pos = strstr(key, _T("%1"));       // Check for %1, without quotes 
                    if (pos == NULL)                   // No parameter at all...
                        pos = key+lstrlen(key)-1;
                    else
                        *pos = '\0';                   // Remove the parameter
                }
                else
                    *pos = '\0';                       // Remove the parameter

                lstrcat(pos, _T(" "));
                lstrcat(pos, url);
                result = (HINSTANCE) WinExec(key,showcmd);
            }
        }
    }

    return result;
}

///********************************************************
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//                             (   )   ) /
//                              \ (   (_/
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///*******************************************************
/