1 files changed, 219 insertions, 0 deletions
diff --git a/src/3rdparty/webkit/WebCore/rendering/RenderTableRow.cpp b/src/3rdparty/webkit/WebCore/rendering/RenderTableRow.cpp
new file mode 100644
index 0000000..21ba91a
--- /dev/null
+++ b/src/3rdparty/webkit/WebCore/rendering/RenderTableRow.cpp
@@ -0,0 +1,219 @@
+/**
+ * This file is part of the DOM implementation for KDE.
+ *
+ * Copyright (C) 1997 Martin Jones (mjones@kde.org)
+ *           (C) 1997 Torben Weis (weis@kde.org)
+ *           (C) 1998 Waldo Bastian (bastian@kde.org)
+ *           (C) 1999 Lars Knoll (knoll@kde.org)
+ *           (C) 1999 Antti Koivisto (koivisto@kde.org)
+ * Copyright (C) 2003, 2004, 2005, 2006 Apple Computer, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include "config.h"
+#include "RenderTableRow.h"
+
+#include "CachedImage.h"
+#include "Document.h"
+#include "HTMLNames.h"
+#include "RenderTableCell.h"
+#include "RenderView.h"
+
+#if ENABLE(WML)
+#include "WMLNames.h"
+#endif
+
+namespace WebCore {
+
+using namespace HTMLNames;
+
+RenderTableRow::RenderTableRow(Node* node)
+    : RenderContainer(node)
+{
+    // init RenderObject attributes
+    setInline(false);   // our object is not Inline
+}
+
+void RenderTableRow::destroy()
+{
+    RenderTableSection* recalcSection = section();
+    
+    RenderContainer::destroy();
+    
+    if (recalcSection)
+        recalcSection->setNeedsCellRecalc();
+}
+
+void RenderTableRow::styleWillChange(RenderStyle::Diff diff, const RenderStyle* newStyle)
+{
+    if (section() && style() && style()->height() != newStyle->height())
+        section()->setNeedsCellRecalc();
+
+    ASSERT(newStyle->display() == TABLE_ROW);
+
+    RenderContainer::styleWillChange(diff, newStyle);
+}
+
+void RenderTableRow::addChild(RenderObject* child, RenderObject* beforeChild)
+{
+    // Make sure we don't append things after :after-generated content if we have it.
+    if (!beforeChild && isAfterContent(lastChild()))
+        beforeChild = lastChild();
+
+    bool isTableRow = element() && element()->hasTagName(trTag);
+
+#if ENABLE(WML)
+    if (!isTableRow && element() && element()->isWMLElement())
+        isTableRow = element()->hasTagName(WMLNames::trTag);
+#endif
+
+    if (!child->isTableCell()) {
+        if (isTableRow && child->element() && child->element()->hasTagName(formTag) && document()->isHTMLDocument()) {
+            RenderContainer::addChild(child, beforeChild);
+            return;
+        }
+
+        RenderObject* last = beforeChild;
+        if (!last)
+            last = lastChild();
+        if (last && last->isAnonymous() && last->isTableCell()) {
+            last->addChild(child);
+            return;
+        }
+
+        // If beforeChild is inside an anonymous cell, insert into the cell.
+        if (last && !last->isTableCell() && last->parent() && last->parent()->isAnonymous()) {
+            last->parent()->addChild(child, beforeChild);
+            return;
+        }
+
+        RenderTableCell* cell = new (renderArena()) RenderTableCell(document() /* anonymous object */);
+        RefPtr<RenderStyle> newStyle = RenderStyle::create();
+        newStyle->inheritFrom(style());
+        newStyle->setDisplay(TABLE_CELL);
+        cell->setStyle(newStyle.release());
+        addChild(cell, beforeChild);
+        cell->addChild(child);
+        return;
+    } 
+    
+    // If the next renderer is actually wrapped in an anonymous table cell, we need to go up and find that.
+    while (beforeChild && beforeChild->parent() != this)
+        beforeChild = beforeChild->parent();
+
+    RenderTableCell* cell = static_cast<RenderTableCell*>(child);
+
+    // Generated content can result in us having a null section so make sure to null check our parent.
+    if (parent())
+        section()->addCell(cell, this);
+
+    ASSERT(!beforeChild || beforeChild->isTableCell() || isTableRow && beforeChild->element() && beforeChild->element()->hasTagName(formTag) && document()->isHTMLDocument());
+    RenderContainer::addChild(cell, beforeChild);
+
+    if (beforeChild || nextSibling())
+        section()->setNeedsCellRecalc();
+}
+
+void RenderTableRow::layout()
+{
+    ASSERT(needsLayout());
+
+    // Table rows do not add translation.
+    LayoutStateMaintainer statePusher(view(), this, IntSize());
+
+    for (RenderObject* child = firstChild(); child; child = child->nextSibling()) {
+        if (child->isTableCell()) {
+            RenderTableCell* cell = static_cast<RenderTableCell*>(child);
+            if (child->needsLayout()) {
+                cell->calcVerticalMargins();
+                cell->layout();
+            }
+        }
+    }
+
+    // We only ever need to repaint if our cells didn't, which menas that they didn't need
+    // layout, so we know that our bounds didn't change. This code is just making up for
+    // the fact that we did not repaint in setStyle() because we had a layout hint.
+    // We cannot call repaint() because our absoluteClippedOverflowRect() is taken from the
+    // parent table, and being mid-layout, that is invalid. Instead, we repaint our cells.
+    if (selfNeedsLayout() && checkForRepaintDuringLayout()) {
+        for (RenderObject* child = firstChild(); child; child = child->nextSibling()) {
+            if (child->isTableCell())
+                child->repaint();
+        }
+    }
+
+    statePusher.pop();
+    setNeedsLayout(false);
+}
+
+IntRect RenderTableRow::absoluteClippedOverflowRect()
+{
+    // For now, just repaint the whole table.
+    // FIXME: Find a better way to do this, e.g., need to repaint all the cells that we
+    // might have propagated a background color into.
+    if (RenderTable* parentTable = table())
+        return parentTable->absoluteClippedOverflowRect();
+
+    return IntRect();
+}
+
+// Hit Testing
+bool RenderTableRow::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, int x, int y, int tx, int ty, HitTestAction action)
+{
+    // Table rows cannot ever be hit tested.  Effectively they do not exist.
+    // Just forward to our children always.
+    for (RenderObject* child = lastChild(); child; child = child->previousSibling()) {
+        // FIXME: We have to skip over inline flows, since they can show up inside table rows
+        // at the moment (a demoted inline <form> for example). If we ever implement a
+        // table-specific hit-test method (which we should do for performance reasons anyway),
+        // then we can remove this check.
+        if (!child->hasLayer() && !child->isInlineFlow() && child->nodeAtPoint(request, result, x, y, tx, ty, action)) {
+            updateHitTestResult(result, IntPoint(x - tx, y - ty));
+            return true;
+        }
+    }
+    
+    return false;
+}
+
+void RenderTableRow::paint(PaintInfo& paintInfo, int tx, int ty)
+{
+    ASSERT(m_layer);
+    if (!m_layer)
+        return;
+
+    for (RenderObject* child = firstChild(); child; child = child->nextSibling()) {
+        if (child->isTableCell()) {
+            // Paint the row background behind the cell.
+            if (paintInfo.phase == PaintPhaseBlockBackground || paintInfo.phase == PaintPhaseChildBlockBackground) {
+                RenderTableCell* cell = static_cast<RenderTableCell*>(child);
+                cell->paintBackgroundsBehindCell(paintInfo, tx, ty, this);
+            }
+            if (!child->hasLayer())
+                child->paint(paintInfo, tx, ty);
+        }
+    }
+}
+
+void RenderTableRow::imageChanged(WrappedImagePtr, const IntRect*)
+{
+    // FIXME: Examine cells and repaint only the rect the image paints in.
+    repaint();
+}
+
+} // namespace WebCore