Method Create

ColorCop/SystemTray.cpp:88–114

}

BOOL CSystemTray::Create(CWnd* pParent, UINT uCallbackMessage, LPCTSTR szToolTip,
                         HICON icon, UINT uID) {
    m_bEnabled = TRUE;

    // Make sure we avoid conflict with other messages
    ASSERT(uCallbackMessage >= WM_USER);

    // Tray only supports tooltip text up to 64 characters
    ASSERT(_tcslen(szToolTip) <= 64);

    // Create an invisible window
    CWnd::CreateEx(0, AfxRegisterWndClass(0), _T(""), WS_POPUP, 0, 0, 10, 10, NULL, 0);

    // load up the NOTIFYICONDATA structure
    m_tnd.cbSize = sizeof(NOTIFYICONDATA);
    m_tnd.hWnd   = pParent->GetSafeHwnd()? pParent->GetSafeHwnd() : m_hWnd;
    m_tnd.uID    = uID;
    m_tnd.hIcon  = icon;
    m_tnd.uFlags = NIF_MESSAGE | NIF_ICON | NIF_TIP;
    m_tnd.uCallbackMessage = uCallbackMessage;

    _tcscpy_s(m_tnd.szTip, szToolTip);

    // Set the tray icon
    VERIFY(m_bEnabled = Shell_NotifyIcon(NIM_ADD, &m_tnd));
    return m_bEnabled;
}

CSystemTray::~CSystemTray() {
    RemoveIcon();