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Diffstat (limited to 'webkit/pending/HTMLPlugInElement.cpp')
| -rw-r--r-- | webkit/pending/HTMLPlugInElement.cpp | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/webkit/pending/HTMLPlugInElement.cpp b/webkit/pending/HTMLPlugInElement.cpp new file mode 100644 index 0000000..19d494e --- /dev/null +++ b/webkit/pending/HTMLPlugInElement.cpp @@ -0,0 +1,211 @@ +/** + * This file is part of the DOM implementation for KDE. + * + * Copyright (C) 1999 Lars Knoll (knoll@kde.org) + * (C) 1999 Antti Koivisto (koivisto@kde.org) + * (C) 2000 Stefan Schimanski (1Stein@gmx.de) + * Copyright (C) 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 "HTMLPlugInElement.h" + +#include "CSSPropertyNames.h" +#include "Document.h" +#include "Frame.h" +#include "FrameLoader.h" +#include "FrameTree.h" +#include "HTMLNames.h" +#include "Page.h" +#include "RenderWidget.h" +#include "Settings.h" +#include "Widget.h" +#include "ScriptController.h" + +#if USE(JSC) +#include "runtime.h" +#endif + +#if ENABLE(NETSCAPE_PLUGIN_API) && USE(JSC) +#include "JSNode.h" +#include "NP_jsobject.h" +#include "npruntime_impl.h" +#include "runtime_root.h" +#endif + +namespace WebCore { + +using namespace HTMLNames; + +HTMLPlugInElement::HTMLPlugInElement(const QualifiedName& tagName, Document* doc) + : HTMLFrameOwnerElement(tagName, doc) +#if ENABLE(NETSCAPE_PLUGIN_API) + , m_NPObject(0) +#endif +{ +} + +HTMLPlugInElement::~HTMLPlugInElement() +{ +#if USE(JSC) + ASSERT(!m_instance); // cleared in detach() +#endif + +#if ENABLE(NETSCAPE_PLUGIN_API) + if (m_NPObject) { + // NOTE: mbelshe - can the frame be inaccessible here? If so, + // do we leak objects? + if (document() && document()->frame()) + document()->frame()->script()->functions()->releaseObject(m_NPObject); + m_NPObject = 0; + } +#endif +} + +JSInstance HTMLPlugInElement::getInstance() const +{ + Frame* frame = document()->frame(); + if (!frame) + return JSInstanceHolder::EmptyInstance(); + + // If the host dynamically turns off JavaScript (or Java) we will still return + // the cached allocated Bindings::Instance. Not supporting this edge-case is OK. + if (!m_instance.IsEmpty()) + return m_instance.Get(); + + RenderWidget* renderWidget = renderWidgetForJSBindings(); + if (renderWidget && renderWidget->widget()) + m_instance = frame->script()->createScriptInstanceForWidget(renderWidget->widget()); + + return m_instance.Get(); +} + +void HTMLPlugInElement::detach() +{ + m_instance.Clear(); + HTMLFrameOwnerElement::detach(); +} + +String HTMLPlugInElement::align() const +{ + return getAttribute(alignAttr); +} + +void HTMLPlugInElement::setAlign(const String& value) +{ + setAttribute(alignAttr, value); +} + +String HTMLPlugInElement::height() const +{ + return getAttribute(heightAttr); +} + +void HTMLPlugInElement::setHeight(const String& value) +{ + setAttribute(heightAttr, value); +} + +String HTMLPlugInElement::name() const +{ + return getAttribute(nameAttr); +} + +void HTMLPlugInElement::setName(const String& value) +{ + setAttribute(nameAttr, value); +} + +String HTMLPlugInElement::width() const +{ + return getAttribute(widthAttr); +} + +void HTMLPlugInElement::setWidth(const String& value) +{ + setAttribute(widthAttr, value); +} + +bool HTMLPlugInElement::mapToEntry(const QualifiedName& attrName, MappedAttributeEntry& result) const +{ + if (attrName == widthAttr || + attrName == heightAttr || + attrName == vspaceAttr || + attrName == hspaceAttr) { + result = eUniversal; + return false; + } + + if (attrName == alignAttr) { + result = eReplaced; // Share with <img> since the alignment behavior is the same. + return false; + } + + return HTMLFrameOwnerElement::mapToEntry(attrName, result); +} + +void HTMLPlugInElement::parseMappedAttribute(MappedAttribute* attr) +{ + if (attr->name() == widthAttr) + addCSSLength(attr, CSSPropertyWidth, attr->value()); + else if (attr->name() == heightAttr) + addCSSLength(attr, CSSPropertyHeight, attr->value()); + else if (attr->name() == vspaceAttr) { + addCSSLength(attr, CSSPropertyMarginTop, attr->value()); + addCSSLength(attr, CSSPropertyMarginBottom, attr->value()); + } else if (attr->name() == hspaceAttr) { + addCSSLength(attr, CSSPropertyMarginLeft, attr->value()); + addCSSLength(attr, CSSPropertyMarginRight, attr->value()); + } else if (attr->name() == alignAttr) + addHTMLAlignment(attr); + else + HTMLFrameOwnerElement::parseMappedAttribute(attr); +} + +bool HTMLPlugInElement::checkDTD(const Node* newChild) +{ + return newChild->hasTagName(paramTag) || HTMLFrameOwnerElement::checkDTD(newChild); +} + +void HTMLPlugInElement::defaultEventHandler(Event* event) +{ + RenderObject* r = renderer(); + if (!r || !r->isWidget()) + return; + + if (Widget* widget = static_cast<RenderWidget*>(r)->widget()) + widget->handleEvent(event); +} + +#if ENABLE(NETSCAPE_PLUGIN_API) + +NPObject* HTMLPlugInElement::getNPObject() +{ + ASSERT(document()->frame()); + if (!m_NPObject) + m_NPObject = document()->frame()->script()->createScriptObjectForPluginElement(this); + return m_NPObject; +} + +#endif /* ENABLE(NETSCAPE_PLUGIN_API) */ + +void HTMLPlugInElement::updateWidgetCallback(Node* n) +{ + static_cast<HTMLPlugInElement*>(n)->updateWidget(); +} + +} |