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 31 namespace WebCore { 32 33 class ScrollbarThemeMac : public ScrollbarThemeComposite { 34 public: 35 ScrollbarThemeMac(); 36 virtual ~ScrollbarThemeMac(); 37 38 virtual bool paint(Scrollbar*, GraphicsContext* context, const IntRect& damageRect); 39 40 virtual int scrollbarThickness(ScrollbarControlSize = RegularScrollbar); 41 42 virtual bool supportsControlTints() const { return true; } 43 44 virtual double initialAutoscrollTimerDelay(); 45 virtual double autoscrollTimerDelay(); 46 47 virtual ScrollbarButtonsPlacement buttonsPlacement() const; 48 49 virtual void registerScrollbar(Scrollbar*); 50 virtual void unregisterScrollbar(Scrollbar*); 51 52 protected: 53 virtual bool hasButtons(Scrollbar*); 54 virtual bool hasThumb(Scrollbar*); 55 56 virtual IntRect backButtonRect(Scrollbar*, ScrollbarPart, bool painting = false); 57 virtual IntRect forwardButtonRect(Scrollbar*, ScrollbarPart, bool painting = false); 58 virtual IntRect trackRect(Scrollbar*, bool painting = false); 59 60 virtual int maxOverlapBetweenPages() { return 40; } 61 62 virtual int minimumThumbLength(Scrollbar*); 63 64 virtual bool shouldCenterOnThumb(Scrollbar*, const PlatformMouseEvent&); 65 66 public: 67 void preferencesChanged(); 68 }; 69 70 } 71 72 #endif 73