WebCore/rendering/RenderIndicator.cpp
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/rendering/RenderIndicator.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+ *
+ * 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"
+
+#if ENABLE(PROGRESS_TAG) || ENABLE(METER_TAG)
+
+#include "RenderIndicator.h"
+
+#include "RenderTheme.h"
+
+using namespace std;
+
+namespace WebCore {
+
+RenderIndicator::RenderIndicator(Node* node)
+    : RenderBlock(node)
+{
+}
+
+RenderIndicator::~RenderIndicator()
+{
+}
+
+void RenderIndicator::layout()
+{
+    ASSERT(needsLayout());
+
+    LayoutRepainter repainter(*this, checkForRepaintDuringLayout());
+    calcWidth();
+    calcHeight();
+    layoutParts();
+    repainter.repaintAfterLayout();
+    setNeedsLayout(false);
+}
+
+void RenderIndicator::styleDidChange(StyleDifference diff, const RenderStyle* oldStyle)
+{
+    RenderBlock::styleDidChange(diff, oldStyle);
+    requestLayoutForParts();
+}
+
+void RenderIndicator::updateFromElement()
+{
+    requestLayoutForParts();
+    repaint();
+}
+
+bool RenderIndicator::hasParts() const
+{
+    if (RenderObject* last = lastChild())
+        return last->isRenderBlock();
+    return false;
+}
+
+void RenderIndicator::requestLayoutForParts()
+{
+    if (shouldHaveParts() || hasParts())
+        setNeedsLayout(true);
+}
+
+} // namespace WebCore
+
+#endif