webengine/osswebengine/WebCore/rendering/RenderTableCol.cpp
changeset 0 dd21522fd290
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebCore/rendering/RenderTableCol.cpp	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,104 @@
+/**
+ * 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.
+ * Copyright (C) 2007 Trolltech ASA
+ *
+ * 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 "RenderTableCol.h"
+
+#include "CachedImage.h"
+#include "HTMLNames.h"
+#include "HTMLTableColElement.h"
+#include "TextStream.h"
+
+namespace WebCore {
+
+using namespace HTMLNames;
+
+RenderTableCol::RenderTableCol(Node* node)
+    : RenderContainer(node), m_span(1)
+{
+    // init RenderObject attributes
+    setInline(true); // our object is not Inline
+    updateFromElement();
+}
+
+void RenderTableCol::updateFromElement()
+{
+    int oldSpan = m_span;
+    Node* node = element();
+    if (node && (node->hasTagName(colTag) || node->hasTagName(colgroupTag))) {
+        HTMLTableColElement* tc = static_cast<HTMLTableColElement*>(node);
+        m_span = tc->span();
+    } else
+        m_span = !(style() && style()->display() == TABLE_COLUMN_GROUP);
+    if (m_span != oldSpan && style() && parent())
+        setNeedsLayoutAndPrefWidthsRecalc();
+}
+
+bool RenderTableCol::isChildAllowed(RenderObject* child, RenderStyle* style) const
+{
+    return !child->isText() && style && (style->display() == TABLE_COLUMN);
+}
+
+bool RenderTableCol::canHaveChildren() const
+{
+    // Cols cannot have children. This is actually necessary to fix a bug
+    // with libraries.uc.edu, which makes a <p> be a table-column.
+    return style()->display() == TABLE_COLUMN_GROUP;
+}
+
+IntRect RenderTableCol::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 or borders into.
+    RenderObject* table = parent();
+    if (table && !table->isTable())
+        table = table->parent();
+    if (table && table->isTable())
+        return table->absoluteClippedOverflowRect();
+
+    return IntRect();
+}
+
+void RenderTableCol::imageChanged(CachedImage* image)
+{
+    if (!image || !image->canRender() || !parent())
+        return;
+
+    // FIXME: Repaint only the rect the image paints in.
+    repaint();
+}
+
+#ifndef NDEBUG
+void RenderTableCol::dump(TextStream* stream, DeprecatedString ind) const
+{
+    *stream << " span=" << m_span;
+    RenderContainer::dump(stream, ind);
+}
+#endif
+
+}