コード例 #1
0
ファイル: mythscreenstack.cpp プロジェクト: DocOnDev/mythtv
void MythScreenStack::PopScreen(MythScreenType *screen, bool allowFade,
                                bool deleteScreen)
{
    if (!screen || screen->IsDeleting())
        return;

    screen->aboutToHide();

    if (m_Children.isEmpty())
        return;

    MythMainWindow *mainwindow = GetMythMainWindow();

    screen->setParent(0);
    if ((screen == m_topScreen) && allowFade && m_DoTransitions
        && !mainwindow->IsExitingToMain())
    {
        screen->SetFullscreen(false);
        if (deleteScreen)
        {
            screen->SetDeleting(true);
            m_ToDelete.push_back(screen);
        }
        screen->AdjustAlpha(1, -kFadeVal);
    }
    else
    {
        for (int i = 0; i < m_Children.size(); ++i)
        {
            if (m_Children.at(i) == screen)
                m_Children.remove(i);
        }
        if (deleteScreen)
            delete screen;

        screen = NULL;

        mainwindow->update();
        if (mainwindow->IsExitingToMain())
        {
            QCoreApplication::postEvent(
                mainwindow, new QEvent(MythEvent::kExitToMainMenuEventType));
        }
    }

    m_topScreen = NULL;

    RecalculateDrawOrder();

    // If we're fading it, we still want to draw it.
    if (screen)
        m_DrawOrder.push_back(screen);

    if (!m_Children.isEmpty())
    {
        QVector<MythScreenType *>::Iterator it;
        for (it = m_DrawOrder.begin(); it != m_DrawOrder.end(); ++it)
        {
            if (*it != screen && !(*it)->IsDeleting())
            {
                m_topScreen = (*it);
                (*it)->SetAlpha(255);
                (*it)->aboutToShow();
            }
        }
    }

    if (m_topScreen)
    {
        m_topScreen->SetRedraw();

        if (!allowFade || !m_DoTransitions)
            emit topScreenChanged(m_topScreen);
    }
    else
    {
        // Screen still needs to be redrawn if we have popped the last screen
        // off the popup stack, or similar
        MythScreenType *mainscreen = mainwindow->GetMainStack()->GetTopScreen();
        if (mainscreen)
            mainscreen->SetRedraw();

        if (!allowFade || !m_DoTransitions)
            emit topScreenChanged(NULL);
    }
}
コード例 #2
0
void MythNotificationScreenStack::PopScreen(MythScreenType *screen, bool allowFade,
                                            bool deleteScreen)
{
    if (!screen || screen->IsDeleting())
        return;

    bool poppedFullscreen = screen->IsFullscreen();

    screen->aboutToHide();

    if (m_Children.isEmpty())
        return;

    MythMainWindow *mainwindow = GetMythMainWindow();

    screen->setParent(0);
    if (allowFade && m_DoTransitions && !mainwindow->IsExitingToMain())
    {
        screen->SetFullscreen(false);
        if (deleteScreen)
        {
            screen->SetDeleting(true);
            m_ToDelete.push_back(screen);
        }
        screen->AdjustAlpha(1, -kFadeVal);
    }
    else
    {
        for (int i = 0; i < m_Children.size(); ++i)
        {
            if (m_Children.at(i) == screen)
            {
                m_Children.remove(i);
                break;
            }
        }
        if (deleteScreen)
            screen->deleteLater();

        screen = NULL;
    }

    m_topScreen = NULL;

    RecalculateDrawOrder();

    // If we're fading it, we still want to draw it.
    if (screen && !m_DrawOrder.contains(screen))
        m_DrawOrder.push_back(screen);

    if (!m_Children.isEmpty())
    {
        QVector<MythScreenType *>::Iterator it;
        for (it = m_DrawOrder.begin(); it != m_DrawOrder.end(); ++it)
        {
            if (*it != screen && !(*it)->IsDeleting())
            {
                m_topScreen = (*it);
                (*it)->SetAlpha(255);
                if (poppedFullscreen)
                    (*it)->aboutToShow();
            }
        }
    }

    if (m_topScreen)
    {
        m_topScreen->SetRedraw();
    }
    else
    {
        // Screen still needs to be redrawn if we have popped the last screen
        // off the popup stack, or similar
        if (mainwindow->GetMainStack())
        {
            MythScreenType *mainscreen = mainwindow->GetMainStack()->GetTopScreen();
            if (mainscreen)
                mainscreen->SetRedraw();
        }
    }
}