Ejemplo n.º 1
0
void RenderView::layout()
{
    if (printing())
        m_minPrefWidth = m_maxPrefWidth = width();

    // Use calcWidth/Height to get the new width/height, since this will take the full page zoom factor into account.
    bool relayoutChildren = !printing() && (!m_frameView || width() != viewWidth() || height() != viewHeight());
    if (relayoutChildren) {
        setChildNeedsLayout(true, false);
        for (RenderObject* child = firstChild(); child; child = child->nextSibling()) {
            if (child->style()->height().isPercent() || child->style()->minHeight().isPercent() || child->style()->maxHeight().isPercent())
                child->setChildNeedsLayout(true, false);
        }
    }

    ASSERT(!m_layoutState);
    LayoutState state;
    // FIXME: May be better to push a clip and avoid issuing offscreen repaints.
    state.m_clipped = false;
    m_layoutState = &state;

    if (needsLayout())
        RenderBlock::layout();

    // Reset overflow and then replace it with docWidth and docHeight.
    m_overflow.clear();
    addLayoutOverflow(IntRect(0, 0, docWidth(), docHeight()));


    ASSERT(layoutDelta() == IntSize());
    ASSERT(m_layoutStateDisableCount == 0);
    ASSERT(m_layoutState == &state);
    m_layoutState = 0;
    setNeedsLayout(false);
}
Ejemplo n.º 2
0
void RenderView::layout()
{
    if (!document()->paginated())
        setPageHeight(0);
    m_absoluteOverflow.clear();

    if (printing())
        m_minPreferredLogicalWidth = m_maxPreferredLogicalWidth = width();

    // Use calcWidth/Height to get the new width/height, since this will take the full page zoom factor into account.
    bool relayoutChildren = !printing() && (!m_frameView || width() != viewWidth() || height() != viewHeight());
    if (relayoutChildren) {
        setChildNeedsLayout(true, false);
        for (RenderObject* child = firstChild(); child; child = child->nextSibling()) {
            if (child->style()->logicalHeight().isPercent() || child->style()->logicalMinHeight().isPercent() || child->style()->logicalMaxHeight().isPercent())
                child->setChildNeedsLayout(true, false);
        }
    }

    ASSERT(!m_layoutState);
    LayoutState state;
    // FIXME: May be better to push a clip and avoid issuing offscreen repaints.
    state.m_clipped = false;
    state.m_pageHeight = m_pageHeight;
    state.m_pageHeightChanged = m_pageHeightChanged;
    m_pageHeightChanged = false;
    m_layoutState = &state;

    if (needsLayout())
        RenderBlock::layout();

#if ENABLE(VIEWPORT_REFLOW)
    calcReflowWidth();
#endif

    // Reset overflow and then replace it with docWidth and docHeight.
    m_overflow.clear();
    int leftOverflow = docLeft();
    addLayoutOverflow(IntRect(leftOverflow, 0, docWidth(leftOverflow), docHeight()));

    ASSERT(layoutDelta() == IntSize());
    ASSERT(m_layoutStateDisableCount == 0);
    ASSERT(m_layoutState == &state);
    m_layoutState = 0;
    setNeedsLayout(false);
}
Ejemplo n.º 3
0
void RenderView::layout()
{
    if (!document()->paginated())
        setPageLogicalHeight(0);

    if (shouldUsePrintingLayout())
        m_minPreferredLogicalWidth = m_maxPreferredLogicalWidth = logicalWidth();

    // Use calcWidth/Height to get the new width/height, since this will take the full page zoom factor into account.
    bool relayoutChildren = !shouldUsePrintingLayout() && (!m_frameView || width() != viewWidth() || height() != viewHeight());
    if (relayoutChildren) {
        setChildNeedsLayout(true, MarkOnlyThis);
        for (RenderObject* child = firstChild(); child; child = child->nextSibling()) {
            if ((child->isBox() && toRenderBox(child)->hasRelativeLogicalHeight())
                    || child->style()->logicalHeight().isPercent()
                    || child->style()->logicalMinHeight().isPercent()
                    || child->style()->logicalMaxHeight().isPercent())
                child->setChildNeedsLayout(true, MarkOnlyThis);
        }
    }

    ASSERT(!m_layoutState);
    LayoutState state;
    // FIXME: May be better to push a clip and avoid issuing offscreen repaints.
    state.m_clipped = false;
    state.m_pageLogicalHeight = m_pageLogicalHeight;
    state.m_pageLogicalHeightChanged = m_pageLogicalHeightChanged;
    state.m_isPaginated = state.m_pageLogicalHeight;
    m_pageLogicalHeightChanged = false;
    m_layoutState = &state;

    if (needsLayout()) {
        RenderBlock::layout();
        if (hasRenderNamedFlowThreads())
            flowThreadController()->layoutRenderNamedFlowThreads();
    }

    ASSERT(layoutDelta() == LayoutSize());
    ASSERT(m_layoutStateDisableCount == 0);
    ASSERT(m_layoutState == &state);
    m_layoutState = 0;
    setNeedsLayout(false);
}