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 ScrollbarThemeWin_h 27 #define ScrollbarThemeWin_h 28 29 #include "ScrollbarThemeComposite.h" 30 31 namespace WebCore { 32 33 class ScrollbarThemeWin : public ScrollbarThemeComposite { 34 public: 35 ScrollbarThemeWin(); 36 virtual ~ScrollbarThemeWin(); 37 38 virtual int scrollbarThickness(ScrollbarControlSize = RegularScrollbar); 39 40 virtual void themeChanged(); 41 42 virtual bool invalidateOnMouseEnterExit(); 43 44 protected: 45 virtual bool hasButtons(Scrollbar*) { return true; } 46 virtual bool hasThumb(Scrollbar*); 47 48 virtual IntRect backButtonRect(Scrollbar*, ScrollbarPart, bool painting = false); 49 virtual IntRect forwardButtonRect(Scrollbar*, ScrollbarPart, bool painting = false); 50 virtual IntRect trackRect(Scrollbar*, bool painting = false); 51 52 virtual bool shouldCenterOnThumb(Scrollbar*, const PlatformMouseEvent&); 53 virtual bool shouldSnapBackToDragOrigin(Scrollbar*, const PlatformMouseEvent&); 54 55 virtual void paintTrackBackground(GraphicsContext*, Scrollbar*, const IntRect&); 56 virtual void paintTrackPiece(GraphicsContext*, Scrollbar*, const IntRect&, ScrollbarPart); 57 virtual void paintButton(GraphicsContext*, Scrollbar*, const IntRect&, ScrollbarPart); 58 virtual void paintThumb(GraphicsContext*, Scrollbar*, const IntRect&); 59 }; 60 61 } 62 #endif 63
