1 /* 2 * Copyright (c) 2008, 2009, Google 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef ScrollbarThemeChromium_h 32 #define ScrollbarThemeChromium_h 33 34 #include "ScrollbarThemeComposite.h" 35 36 namespace WebCore { 37 38 class PlatformMouseEvent; 39 40 // This class contains the scrollbar code which is shared between Chromium 41 // Windows and Linux. 42 class ScrollbarThemeChromium : public ScrollbarThemeComposite { 43 protected: hasButtons(Scrollbar *)44 virtual bool hasButtons(Scrollbar*) { return true; } 45 virtual bool hasThumb(Scrollbar*); 46 47 virtual IntRect backButtonRect(Scrollbar*, ScrollbarPart, bool painting = false); 48 virtual IntRect forwardButtonRect(Scrollbar*, ScrollbarPart, bool painting = false); 49 virtual IntRect trackRect(Scrollbar*, bool painting = false); 50 51 virtual void paintScrollCorner(ScrollView*, GraphicsContext*, const IntRect&); 52 53 virtual void paintTrackBackground(GraphicsContext*, Scrollbar*, const IntRect&); 54 virtual void paintTickmarks(GraphicsContext*, Scrollbar*, const IntRect&); 55 56 virtual IntSize buttonSize(Scrollbar*) = 0; 57 }; 58 } // namespace WebCore 59 60 #endif 61