18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 28e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * This file is part of the select element renderer in WebCore. 38e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 40bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch * Copyright (C) 2006, 2007, 2009 Apple Inc. All rights reserved. 58e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 68e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Redistribution and use in source and binary forms, with or without 78e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * modification, are permitted provided that the following conditions 88e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * are met: 98e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer. 128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * documentation and/or other materials provided with the distribution. 158e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 168e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * its contributors may be used to endorse or promote products derived 178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * from this software without specific prior written permission. 188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 298e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#ifndef RenderListBox_h 328e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#define RenderListBox_h 338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "RenderBlock.h" 35ab9e7a118cf1ea2e3a93dce683b2ded3e7291ddbBen Murdoch#include "ScrollableArea.h" 368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectnamespace WebCore { 388e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 39ab9e7a118cf1ea2e3a93dce683b2ded3e7291ddbBen Murdochclass RenderListBox : public RenderBlock, private ScrollableArea { 408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectpublic: 415f1ab04193ad0130ca8204aadaceae083aca9881Feng Qian RenderListBox(Element*); 420bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch virtual ~RenderListBox(); 438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 440bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch void selectionChanged(); 450bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 460bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch void setOptionsChanged(bool changed) { m_optionsChanged = changed; } 470bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 480bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch int listIndexAtOffset(int x, int y); 490bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch IntRect itemBoundingBoxRect(int tx, int ty, int index); 500bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 510bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch bool scrollToRevealElementAtListIndex(int index); 520bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch bool listIndexIsVisible(int index); 530bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 540bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch int scrollToward(const IntPoint&); // Returns the new index or -1 if no scroll occurred 550bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 562daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch int size() const; 572daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch 580bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdochprivate: 598e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual const char* renderName() const { return "RenderListBox"; } 608e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 618e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual bool isListBox() const { return true; } 628e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 638e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual void updateFromElement(); 648e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 658e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual bool canHaveChildren() const { return false; } 668e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 678e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual bool hasControlClip() const { return true; } 688e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual void paintObject(PaintInfo&, int tx, int ty); 698e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual IntRect controlClipRect(int tx, int ty) const; 708e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 718e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual bool isPointInOverflowControl(HitTestResult&, int x, int y, int tx, int ty); 728e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 735ddde30071f639962dd557c453f2ad01f8f0fd00Kristian Monsen virtual bool scroll(ScrollDirection, ScrollGranularity, float multiplier = 1, Node** stopNode = 0); 74f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch virtual bool logicalScroll(ScrollLogicalDirection, ScrollGranularity, float multiplier = 1, Node** stopNode = 0); 758e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 76bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen virtual void computePreferredLogicalWidths(); 776b70adc33054f8aee8c54d0f460458a9df11b8a5Russell Brenner virtual int baselinePosition(FontBaseline, bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const; 78bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen virtual void computeLogicalHeight(); 798e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 808e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual void layout(); 818e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 8281bc750723a18f21cd17d1b173cd2a4dda9cea6eBen Murdoch virtual void addFocusRingRects(Vector<IntRect>&, int tx, int ty); 8381bc750723a18f21cd17d1b173cd2a4dda9cea6eBen Murdoch 848e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual bool canBeProgramaticallyScrolled(bool) const { return true; } 858e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual void autoscroll(); 868e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual void stopAutoscroll(); 878e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 888e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual bool shouldPanScroll() const { return true; } 898e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual void panScroll(const IntPoint&); 908e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 918e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual int verticalScrollbarWidth() const; 928e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual int scrollLeft() const; 938e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual int scrollTop() const; 948e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual int scrollWidth() const; 958e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual int scrollHeight() const; 968e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual void setScrollLeft(int); 978e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual void setScrollTop(int); 988e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 998f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, int x, int y, int tx, int ty, HitTestAction); 1008f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian 101ab9e7a118cf1ea2e3a93dce683b2ded3e7291ddbBen Murdoch // ScrollableArea interface. 1025abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick virtual int scrollSize(ScrollbarOrientation orientation) const; 103ab9e7a118cf1ea2e3a93dce683b2ded3e7291ddbBen Murdoch virtual int scrollPosition(Scrollbar*) const; 104ab9e7a118cf1ea2e3a93dce683b2ded3e7291ddbBen Murdoch virtual void setScrollOffset(const IntPoint&); 1058e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual void invalidateScrollbarRect(Scrollbar*, const IntRect&); 1068e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual bool isActive() const; 1072daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch virtual bool isScrollCornerVisible() const { return false; } // We don't support resize on list boxes yet. If we did these would have to change. 1082daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch virtual IntRect scrollCornerRect() const { return IntRect(); } 1092daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch virtual void invalidateScrollCornerRect(const IntRect&) { } 1100bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch virtual IntRect convertFromScrollbarToContainingView(const Scrollbar*, const IntRect&) const; 1110bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch virtual IntRect convertFromContainingViewToScrollbar(const Scrollbar*, const IntRect&) const; 1120bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch virtual IntPoint convertFromScrollbarToContainingView(const Scrollbar*, const IntPoint&) const; 1130bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch virtual IntPoint convertFromContainingViewToScrollbar(const Scrollbar*, const IntPoint&) const; 114ab9e7a118cf1ea2e3a93dce683b2ded3e7291ddbBen Murdoch virtual Scrollbar* verticalScrollbar() const { return m_vBar.get(); } 1152fc2651226baac27029e38c9d6ef883fa32084dbSteve Block virtual IntSize contentsSize() const; 1162fc2651226baac27029e38c9d6ef883fa32084dbSteve Block virtual int visibleHeight() const; 1172fc2651226baac27029e38c9d6ef883fa32084dbSteve Block virtual int visibleWidth() const; 1182fc2651226baac27029e38c9d6ef883fa32084dbSteve Block virtual IntPoint currentMousePosition() const; 1192bde8e466a4451c7319e3a072d118917957d6554Steve Block virtual bool shouldSuspendScrollAnimations() const; 1202bde8e466a4451c7319e3a072d118917957d6554Steve Block 1212bde8e466a4451c7319e3a072d118917957d6554Steve Block virtual void disconnectFromPage() { m_page = 0; } 122ab9e7a118cf1ea2e3a93dce683b2ded3e7291ddbBen Murdoch 123ab9e7a118cf1ea2e3a93dce683b2ded3e7291ddbBen Murdoch // NOTE: This should only be called by the overriden setScrollOffset from ScrollableArea. 124ab9e7a118cf1ea2e3a93dce683b2ded3e7291ddbBen Murdoch void scrollTo(int newOffset); 1258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project void setHasVerticalScrollbar(bool hasScrollbar); 1278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project PassRefPtr<Scrollbar> createScrollbar(); 1288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project void destroyScrollbar(); 1298e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project int itemHeight() const; 1318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project void valueChanged(unsigned listIndex); 1328e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project int numVisibleItems() const; 1338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project int numItems() const; 1348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project int listHeight() const; 1358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project void paintScrollbar(PaintInfo&, int tx, int ty); 1368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project void paintItemForeground(PaintInfo&, int tx, int ty, int listIndex); 1378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project void paintItemBackground(PaintInfo&, int tx, int ty, int listIndex); 1388e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project void scrollToRevealSelection(); 1398e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project bool m_optionsChanged; 1418e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project bool m_scrollToRevealSelectionAfterLayout; 1428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project bool m_inAutoscroll; 1438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project int m_optionsWidth; 1448e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project int m_indexOffset; 1458e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1468e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project RefPtr<Scrollbar> m_vBar; 1472bde8e466a4451c7319e3a072d118917957d6554Steve Block 1482bde8e466a4451c7319e3a072d118917957d6554Steve Block Page* m_page; 1498e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project}; 1508e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1510bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdochinline RenderListBox* toRenderListBox(RenderObject* object) 1520bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch{ 1530bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch ASSERT(!object || object->isListBox()); 1540bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch return static_cast<RenderListBox*>(object); 1550bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch} 1560bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 1570bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch// This will catch anyone doing an unnecessary cast. 1580bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdochvoid toRenderListBox(const RenderListBox*); 1590bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch 1608e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} // namepace WebCore 1618e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1628e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif // RenderListBox_h 163