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After this CL, you can exchange services with the app loaded in the iframe by calling takeServiceProvider() on the iframe element. That gives you the raw handle, which you'll need to wrap in the appropriate mojom-generated interface. R=hansmuller@google.com, sky@chromium.org Review URL: https://codereview.chromium.org/862943004
87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "sky/engine/config.h"
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#include "sky/engine/core/html/HTMLIFrameElement.h"
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#include "gen/sky/core/HTMLNames.h"
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#include "mojo/edk/js/handle.h"
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#include "sky/engine/core/frame/LocalFrame.h"
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#include "sky/engine/core/html/parser/HTMLParserIdioms.h"
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#include "sky/engine/core/loader/FrameLoaderClient.h"
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#include "sky/engine/core/rendering/RenderIFrame.h"
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namespace blink {
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PassRefPtr<HTMLIFrameElement> HTMLIFrameElement::create(Document& document)
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{
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return adoptRef(new HTMLIFrameElement(document));
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}
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HTMLIFrameElement::HTMLIFrameElement(Document& document)
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: HTMLElement(HTMLNames::iframeTag, document),
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m_contentView(nullptr)
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{
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}
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HTMLIFrameElement::~HTMLIFrameElement()
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{
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if (m_contentView)
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m_contentView->RemoveObserver(this);
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}
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void HTMLIFrameElement::insertedInto(ContainerNode* insertionPoint)
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{
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HTMLElement::insertedInto(insertionPoint);
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if (insertionPoint->inDocument())
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createView();
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}
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void HTMLIFrameElement::removedFrom(ContainerNode* insertionPoint)
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{
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HTMLElement::removedFrom(insertionPoint);
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if (m_contentView)
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m_contentView->Destroy();
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}
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RenderObject* HTMLIFrameElement::createRenderer(RenderStyle* style)
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{
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return new RenderIFrame(this);
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}
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void HTMLIFrameElement::OnViewDestroyed(mojo::View* view)
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{
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DCHECK_EQ(view, m_contentView);
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m_contentView = nullptr;
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}
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ScriptValue HTMLIFrameElement::takeServiceProvider(ScriptState* scriptState)
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{
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return ScriptValue(scriptState, gin::ConvertToV8(scriptState->isolate(), m_serviceProvider.release()));
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}
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void HTMLIFrameElement::createView()
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{
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String urlString = stripLeadingAndTrailingHTMLSpaces(getAttribute(HTMLNames::srcAttr));
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if (urlString.isEmpty())
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urlString = blankURL().string();
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LocalFrame* parentFrame = document().frame();
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if (!parentFrame)
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return;
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KURL url = document().completeURL(urlString);
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m_contentView = parentFrame->loaderClient()->createChildFrame();
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if (!m_contentView)
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return;
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mojo::MessagePipe pipe;
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m_serviceProvider = pipe.handle0.Pass();
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m_contentView->Embed(mojo::String::From(url.string().utf8().data()),
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mojo::MakeRequest<mojo::ServiceProvider>(pipe.handle1.Pass()));
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m_contentView->AddObserver(this);
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}
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}
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