1 files changed, 110 insertions, 0 deletions
diff --git a/Source/WebCore/rendering/RenderApplet.cpp b/Source/WebCore/rendering/RenderApplet.cpp
new file mode 100644
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--- /dev/null
+++ b/Source/WebCore/rendering/RenderApplet.cpp
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
+ * Copyright (C) 2003, 2006, 2009 Apple Inc. All rights reserved.
+ *
+ * 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 "RenderApplet.h"
+
+#include "Frame.h"
+#include "HTMLAppletElement.h"
+#include "HTMLNames.h"
+#include "HTMLParamElement.h"
+#include "PluginViewBase.h"
+#include "Widget.h"
+
+namespace WebCore {
+
+using namespace HTMLNames;
+
+RenderApplet::RenderApplet(HTMLAppletElement* applet, const HashMap<String, String>& args)
+    : RenderWidget(applet)
+    , m_args(args)
+{
+    setInline(true);
+}
+
+RenderApplet::~RenderApplet()
+{
+}
+
+IntSize RenderApplet::intrinsicSize() const
+{
+    // FIXME: This doesn't make sense. We can't just start returning
+    // a different size once we've created the widget and expect
+    // layout and sizing to be correct. We should remove this and
+    // pass the appropriate intrinsic size in the constructor.
+    return widget() ? IntSize(50, 50) : IntSize(150, 150);
+}
+
+void RenderApplet::createWidgetIfNecessary()
+{
+    HTMLAppletElement* element = static_cast<HTMLAppletElement*>(node());
+    if (widget() || !element->isFinishedParsingChildren())
+        return;
+
+    // FIXME: Java applets can't be resized (this is a bug in Apple's Java implementation).
+    // In order to work around this problem and have a correct size from the start, we will
+    // use fixed widths/heights from the style system when we can, since the widget might
+    // not have an accurate m_width/m_height.
+    int contentWidth = style()->width().isFixed() ? style()->width().value() : 
+        width() - borderAndPaddingWidth();
+    int contentHeight = style()->height().isFixed() ? style()->height().value() :
+        height() - borderAndPaddingHeight();
+    for (Node* child = element->firstChild(); child; child = child->nextSibling()) {
+        if (child->hasTagName(paramTag)) {
+            HTMLParamElement* p = static_cast<HTMLParamElement*>(child);
+            if (!p->name().isEmpty())
+                m_args.set(p->name(), p->value());
+        }
+    }
+
+    Frame* frame = this->frame();
+    ASSERT(frame);
+    setWidget(frame->loader()->subframeLoader()->createJavaAppletWidget(IntSize(contentWidth, contentHeight), element, m_args));
+}
+
+void RenderApplet::layout()
+{
+    ASSERT(needsLayout());
+
+    computeLogicalWidth();
+    computeLogicalHeight();
+
+    // The applet's widget gets created lazily upon first layout.
+    createWidgetIfNecessary();
+    setNeedsLayout(false);
+}
+
+#if USE(ACCELERATED_COMPOSITING)
+bool RenderApplet::requiresLayer() const
+{
+    if (RenderWidget::requiresLayer())
+        return true;
+    
+    return allowsAcceleratedCompositing();
+}
+
+bool RenderApplet::allowsAcceleratedCompositing() const
+{
+    return widget() && widget()->isPluginViewBase() && static_cast<PluginViewBase*>(widget())->platformLayer();
+}
+#endif
+
+} // namespace WebCore