author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 04 Oct 2010 01:32:07 +0300 | |
changeset 2 | 303757a437d3 |
parent 0 | 4f2f89ce4247 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (C) 2008 Apple 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 |
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* are met: |
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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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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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* 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 ScrollbarClient_h |
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#define ScrollbarClient_h |
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#include "IntRect.h" |
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#include "Scrollbar.h" |
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#include <wtf/Vector.h> |
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namespace WebCore { |
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class ScrollbarClient { |
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public: |
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virtual ~ScrollbarClient() {} |
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virtual void valueChanged(Scrollbar*) = 0; |
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virtual void invalidateScrollbarRect(Scrollbar*, const IntRect&) = 0; |
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virtual bool isActive() const = 0; |
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virtual bool scrollbarCornerPresent() const = 0; |
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virtual void getTickmarks(Vector<IntRect>&) const { } |
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// Convert points and rects between the scrollbar and its containing view. |
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// The client needs to implement these in order to be aware of layout effects |
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// like CSS transforms. |
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virtual IntRect convertFromScrollbarToContainingView(const Scrollbar* scrollbar, const IntRect& scrollbarRect) const |
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{ |
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return scrollbar->Widget::convertToContainingView(scrollbarRect); |
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} |
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virtual IntRect convertFromContainingViewToScrollbar(const Scrollbar* scrollbar, const IntRect& parentRect) const |
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{ |
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return scrollbar->Widget::convertFromContainingView(parentRect); |
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} |
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virtual IntPoint convertFromScrollbarToContainingView(const Scrollbar* scrollbar, const IntPoint& scrollbarPoint) const |
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{ |
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return scrollbar->Widget::convertToContainingView(scrollbarPoint); |
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} |
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virtual IntPoint convertFromContainingViewToScrollbar(const Scrollbar* scrollbar, const IntPoint& parentPoint) const |
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{ |
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return scrollbar->Widget::convertFromContainingView(parentPoint); |
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} |
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}; |
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} |
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#endif |