2 * Copyright (C) 2013 Google Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 #include "core/frame/FrameHost.h"
34 #include "core/frame/EventHandlerRegistry.h"
35 #include "core/inspector/ConsoleMessageStorage.h"
36 #include "core/page/Chrome.h"
37 #include "core/page/ChromeClient.h"
38 #include "core/page/Page.h"
42 PassOwnPtrWillBeRawPtr<FrameHost> FrameHost::create(Page& page)
44 return adoptPtrWillBeNoop(new FrameHost(page));
47 FrameHost::FrameHost(Page& page)
49 , m_pinchViewport(PinchViewport::create(*this))
50 , m_eventHandlerRegistry(adoptPtrWillBeNoop(new EventHandlerRegistry(*this)))
51 , m_consoleMessageStorage(ConsoleMessageStorage::createForFrameHost(this))
56 // Explicitly in the .cpp to avoid default constructor in .h
57 FrameHost::~FrameHost()
61 Settings& FrameHost::settings() const
63 return m_page->settings();
66 Chrome& FrameHost::chrome() const
68 return m_page->chrome();
71 UseCounter& FrameHost::useCounter() const
73 return m_page->useCounter();
76 float FrameHost::deviceScaleFactor() const
78 return m_page->deviceScaleFactor();
81 PinchViewport& FrameHost::pinchViewport() const
83 return *m_pinchViewport;
86 EventHandlerRegistry& FrameHost::eventHandlerRegistry() const
88 return *m_eventHandlerRegistry;
91 ConsoleMessageStorage& FrameHost::consoleMessageStorage() const
93 return *m_consoleMessageStorage;
96 void FrameHost::trace(Visitor* visitor)
98 visitor->trace(m_page);
99 visitor->trace(m_pinchViewport);
100 visitor->trace(m_eventHandlerRegistry);
101 visitor->trace(m_consoleMessageStorage);
105 void checkFrameCountConsistency(int expectedFrameCount, Frame* frame)
107 ASSERT(expectedFrameCount >= 0);
109 int actualFrameCount = 0;
110 for (; frame; frame = frame->tree().traverseNext())
113 ASSERT(expectedFrameCount == actualFrameCount);
117 int FrameHost::subframeCount() const
120 checkFrameCountConsistency(m_subframeCount + 1, m_page->mainFrame());
122 return m_subframeCount;