author | Simon Howkins <simonh@symbian.org> |
Mon, 15 Nov 2010 14:53:34 +0000 | |
branch | RCL_3 |
changeset 105 | 871af676edac |
parent 27 | 60c5402cb945 |
permissions | -rw-r--r-- |
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/* |
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* This file is part of the select element renderer in WebCore. |
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* |
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* Copyright (C) 2006, 2007 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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* |
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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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* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of |
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* its contributors may be used to endorse or promote products derived |
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* from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* ON ANY 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 OF |
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#ifndef RenderListBox_h |
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#define RenderListBox_h |
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#include "RenderBlock.h" |
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#include "ScrollBar.h" |
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namespace WebCore { |
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class HTMLSelectElement; |
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class RenderListBox : public RenderBlock, private ScrollbarClient { |
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public: |
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RenderListBox(HTMLSelectElement*); |
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~RenderListBox(); |
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virtual const char* renderName() const { return "RenderListBox"; } |
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virtual bool isListBox() const { return true; } |
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virtual void setStyle(RenderStyle*); |
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virtual void updateFromElement(); |
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virtual bool canHaveChildren() const { return false; } |
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virtual bool hasControlClip() const { return true; } |
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virtual void paintObject(PaintInfo&, int tx, int ty); |
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virtual IntRect controlClipRect(int tx, int ty) const; |
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virtual bool isPointInOverflowControl(HitTestResult&, int x, int y, int tx, int ty); |
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virtual bool scroll(ScrollDirection, ScrollGranularity, float multiplier = 1.0f); |
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virtual bool isScrollable() const; |
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virtual void calcPrefWidths(); |
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virtual short baselinePosition(bool firstLine, bool isRootLineBox) const; |
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virtual void calcHeight(); |
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virtual void layout(); |
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void selectionChanged(); |
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void setOptionsChanged(bool changed) { m_optionsChanged = changed; } |
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int listIndexAtOffset(int x, int y); |
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bool scrollToRevealElementAtListIndex(int index); |
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virtual bool shouldAutoscroll() const { return true; } |
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virtual void autoscroll(); |
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virtual void stopAutoscroll(); |
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virtual int verticalScrollbarWidth() const; |
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virtual int scrollLeft() const; |
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virtual int scrollTop() const; |
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virtual int scrollWidth() const; |
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virtual int scrollHeight() const; |
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virtual void setScrollLeft(int); |
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virtual void setScrollTop(int); |
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#if PLATFORM(SYMBIAN) |
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IntRect itemRect(int tx, int ty, int index) { return itemBoundingBoxRect(tx, ty, index); } |
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int indexOffset() {return m_indexOffset;} |
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int getSize() {return size();} |
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#endif |
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private: |
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// ScrollbarClient interface. |
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virtual void valueChanged(Scrollbar*); |
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virtual IntRect windowClipRect() const; |
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int itemHeight() const; |
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void valueChanged(unsigned listIndex); |
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int size() const; |
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int numVisibleItems() const; |
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int numItems() const; |
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int listHeight() const; |
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IntRect itemBoundingBoxRect(int tx, int ty, int index); |
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void paintScrollbar(PaintInfo&); |
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void paintItemForeground(PaintInfo&, int tx, int ty, int listIndex); |
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void paintItemBackground(PaintInfo&, int tx, int ty, int listIndex); |
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bool listIndexIsVisible(int index); |
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void scrollToRevealSelection(); |
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bool m_optionsChanged; |
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bool m_scrollToRevealSelectionAfterLayout; |
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bool m_inAutoscroll; |
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int m_optionsWidth; |
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int m_indexOffset; |
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RefPtr<Scrollbar> m_vBar; |
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}; |
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} // namepace WebCore |
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#endif // RenderListBox_h |