1 /* 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef ScrollbarThemeMac_h 27 #define ScrollbarThemeMac_h 28 29 #include "ScrollbarThemeComposite.h" 30 #include "WebCoreSystemInterface.h" 31 32 namespace WebCore { 33 34 class ScrollbarThemeMac : public ScrollbarThemeComposite { 35 public: 36 ScrollbarThemeMac(); 37 virtual ~ScrollbarThemeMac(); 38 39 virtual bool paint(Scrollbar*, GraphicsContext* context, const IntRect& damageRect); 40 41 virtual int scrollbarThickness(ScrollbarControlSize = RegularScrollbar); 42 supportsControlTints()43 virtual bool supportsControlTints() const { return true; } 44 virtual bool usesOverlayScrollbars() const; 45 46 virtual double initialAutoscrollTimerDelay(); 47 virtual double autoscrollTimerDelay(); 48 49 virtual ScrollbarButtonsPlacement buttonsPlacement() const; 50 51 virtual void registerScrollbar(Scrollbar*); 52 virtual void unregisterScrollbar(Scrollbar*); 53 54 #if USE(WK_SCROLLBAR_PAINTER) 55 void setNewPainterForScrollbar(Scrollbar*, WKScrollbarPainterRef); 56 WKScrollbarPainterRef painterForScrollbar(Scrollbar*); 57 #endif 58 59 protected: 60 virtual bool hasButtons(Scrollbar*); 61 virtual bool hasThumb(Scrollbar*); 62 63 virtual IntRect backButtonRect(Scrollbar*, ScrollbarPart, bool painting = false); 64 virtual IntRect forwardButtonRect(Scrollbar*, ScrollbarPart, bool painting = false); 65 virtual IntRect trackRect(Scrollbar*, bool painting = false); 66 maxOverlapBetweenPages()67 virtual int maxOverlapBetweenPages() { return 40; } 68 69 virtual int minimumThumbLength(Scrollbar*); 70 71 virtual bool shouldCenterOnThumb(Scrollbar*, const PlatformMouseEvent&); 72 73 public: 74 void preferencesChanged(); 75 }; 76 77 } 78 79 #endif 80