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77 lines
2.4 KiB
C++
77 lines
2.4 KiB
C++
/*
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* Copyright (C) 2011 Google Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY GOOGLE INC. AND ITS CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC.
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* OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef PageOverlayList_h
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#define PageOverlayList_h
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#include "wtf/OwnPtr.h"
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#include "wtf/PassOwnPtr.h"
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#include "wtf/Vector.h"
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namespace blink {
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class GraphicsContext;
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class GraphicsLayer;
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class PageOverlay;
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class WebPageOverlay;
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class WebViewImpl;
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class PageOverlayList {
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public:
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static PassOwnPtr<PageOverlayList> create(WebViewImpl*);
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~PageOverlayList();
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bool empty() const { return !m_pageOverlays.size(); }
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// Adds/removes a PageOverlay for given client.
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// Returns true if a PageOverlay is added/removed.
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bool add(WebPageOverlay*, int /* zOrder */);
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bool remove(WebPageOverlay*);
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void update();
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void paintWebFrame(GraphicsContext&);
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size_t findGraphicsLayer(GraphicsLayer*);
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private:
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typedef Vector<OwnPtr<PageOverlay>, 2> PageOverlays;
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explicit PageOverlayList(WebViewImpl*);
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// Returns the index of the client found. Otherwise, returns WTF::kNotFound.
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size_t find(WebPageOverlay*);
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WebViewImpl* m_viewImpl;
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PageOverlays m_pageOverlays;
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};
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} // namespace blink
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#endif // PageOverlayList_h
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