C++ (Cpp) UIWidgetPtr::ref_count Examples

Example #1

File: uimanager.cpp Project: Xenioz/otclient

void UIManager::onWidgetDestroy(const UIWidgetPtr& widget)
{
    // release input grabs
    if(m_keyboardReceiver == widget)
        resetKeyboardReceiver();

    if(m_mouseReceiver == widget)
        resetMouseReceiver();

    if(m_hoveredWidget == widget)
        updateHoveredWidget();

    if(m_pressedWidget == widget)
        updatePressedWidget(nullptr);

    if(m_draggingWidget == widget)
        updateDraggingWidget(nullptr);

#ifndef NDEBUG
    if(widget == m_rootWidget || !m_rootWidget)
        return;

    m_destroyedWidgets.push_back(widget);

    if(m_checkEvent && !m_checkEvent->isExecuted())
        return;

    m_checkEvent = g_dispatcher.scheduleEvent([this] {
        g_lua.collectGarbage();
        UIWidgetList backupList = m_destroyedWidgets;
        m_destroyedWidgets.clear();
        g_dispatcher.scheduleEvent([backupList] {
            g_lua.collectGarbage();
            for(const UIWidgetPtr& widget : backupList) {
                if(widget->ref_count() != 1)
                    g_logger.warning(stdext::format("widget '%s' destroyed but still have %d reference(s) left", widget->getId(), widget->getUseCount()-1));
            }
        }, 1);
    }, 1000);
#endif
}