| /* |
| * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved. |
| * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies) |
| * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/) |
| * Copyright (C) 2008 Alp Toker <alp@atoker.com> |
| * Copyright (C) Research In Motion Limited 2009. All rights reserved. |
| * Copyright (C) 2011 Kris Jordan <krisjordan@gmail.com> |
| * Copyright (C) 2011 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "sky/engine/core/loader/FrameLoader.h" |
| |
| #include "sky/engine/core/dom/Document.h" |
| #include "sky/engine/core/dom/Element.h" |
| #include "sky/engine/core/events/PageTransitionEvent.h" |
| #include "sky/engine/core/frame/FrameHost.h" |
| #include "sky/engine/core/frame/FrameView.h" |
| #include "sky/engine/core/frame/LocalDOMWindow.h" |
| #include "sky/engine/core/frame/LocalFrame.h" |
| #include "sky/engine/core/frame/Settings.h" |
| #include "sky/engine/core/inspector/ConsoleMessage.h" |
| #include "sky/engine/core/loader/DocumentLoadTiming.h" |
| #include "sky/engine/core/loader/FrameLoaderClient.h" |
| #include "sky/engine/core/loader/UniqueIdentifier.h" |
| #include "sky/engine/core/page/ChromeClient.h" |
| #include "sky/engine/core/page/Page.h" |
| #include "sky/engine/platform/Logging.h" |
| #include "sky/engine/platform/geometry/FloatRect.h" |
| #include "sky/engine/platform/weborigin/SecurityPolicy.h" |
| #include "sky/engine/wtf/TemporaryChange.h" |
| #include "sky/engine/wtf/text/CString.h" |
| #include "sky/engine/wtf/text/WTFString.h" |
| |
| namespace blink { |
| |
| FrameLoader::FrameLoader(LocalFrame* frame) |
| : m_frame(frame) |
| , m_inStopAllLoaders(false) |
| { |
| } |
| |
| FrameLoader::~FrameLoader() |
| { |
| } |
| |
| void FrameLoader::stopLoading() |
| { |
| if (!m_frame->document() || !m_frame->document()->parsing()) |
| return; |
| |
| finishedParsing(); |
| m_frame->document()->setParsing(false); |
| } |
| |
| bool FrameLoader::closeURL() |
| { |
| // Should only send the pagehide event here if the current document exists. |
| if (m_frame->document()) |
| m_frame->document()->dispatchUnloadEvents(); |
| stopLoading(); |
| |
| return true; |
| } |
| |
| void FrameLoader::clear() |
| { |
| m_frame->document()->cancelParsing(); |
| m_frame->document()->prepareForDestruction(); |
| |
| if (m_frame->view()) |
| m_frame->view()->clear(); |
| } |
| |
| void FrameLoader::finishedParsing() |
| { |
| // This can be called from the LocalFrame's destructor, in which case we shouldn't protect ourselves |
| // because doing so will cause us to re-enter the destructor when protector goes out of scope. |
| // Null-checking the FrameView indicates whether or not we're in the destructor. |
| RefPtr<LocalFrame> protector = m_frame->view() ? m_frame : 0; |
| m_frame->document()->checkCompleted(); |
| } |
| |
| void FrameLoader::reportLocalLoadFailed(LocalFrame* frame, const String& url) |
| { |
| // FIXME(sky): Move this to Frame? |
| ASSERT(!url.isEmpty()); |
| if (!frame) |
| return; |
| } |
| |
| void FrameLoader::stopAllLoaders() |
| { |
| if (m_frame->document()->pageDismissalEventBeingDispatched() != Document::NoDismissal) |
| return; |
| |
| // If this method is called from within this method, infinite recursion can occur (3442218). Avoid this. |
| if (m_inStopAllLoaders) |
| return; |
| |
| // Calling stopLoading() on the provisional document loader can blow away |
| // the frame from underneath. |
| RefPtr<LocalFrame> protect(m_frame); |
| |
| m_inStopAllLoaders = true; |
| |
| // Attempt to stop the frame if the document loader is loading, or if it is done loading but |
| // still parsing. Failure to do so can cause a world leak. |
| if (m_frame->document()->parsing()) |
| stopLoading(); |
| |
| m_inStopAllLoaders = false; |
| } |
| |
| } // namespace blink |