C++ (Cpp) QXcbWindow::depth示例

示例#1

文件： qxcbwindowsurface.cpp 项目： Suneal/qt

void QXcbWindowSurface::resize(const QSize &size)
{
    if (size == QWindowSurface::size())
        return;

    Q_XCB_NOOP(connection());
    QWindowSurface::resize(size);

    QXcbScreen *screen = static_cast<QXcbScreen *>(QPlatformScreen::platformScreenForWidget(window()));
    QXcbWindow* win = static_cast<QXcbWindow *>(window()->platformWindow());

    delete m_image;
    m_image = new QXcbShmImage(screen, size, win->depth(), win->format());
    Q_XCB_NOOP(connection());

    m_syncingResize = true;
}

示例#2

文件： qxcbbackingstore.cpp 项目： CodeDJ/qt5-hidpi

void QXcbBackingStore::resize(const QSize &size, const QRegion &)
{
    if (m_image && size == m_image->size())
        return;

    Q_XCB_NOOP(connection());

    QXcbScreen *screen = static_cast<QXcbScreen *>(window()->screen()->handle());
    QPlatformWindow *pw = window()->handle();
    if (!pw) {
        window()->create();
        pw = window()->handle();
    }
    QXcbWindow* win = static_cast<QXcbWindow *>(pw);

    delete m_image;
    m_image = new QXcbShmImage(screen, size, win->depth(), win->imageFormat());
    Q_XCB_NOOP(connection());

    m_syncingResize = true;
}