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#include "config.h" 27#include "ScrollbarThemeIOS.h" 28 29#include "GraphicsContext.h" 30#include "IntRect.h" 31#include "PlatformMouseEvent.h" 32#include "Scrollbar.h" 33#include <wtf/NeverDestroyed.h> 34#include <wtf/StdLibExtras.h> 35 36namespace WebCore { 37 38ScrollbarTheme* ScrollbarTheme::nativeTheme() 39{ 40 static NeverDestroyed<ScrollbarThemeIOS> theme; 41 return &theme.get(); 42} 43 44void ScrollbarThemeIOS::registerScrollbar(ScrollbarThemeClient*) 45{ 46} 47 48void ScrollbarThemeIOS::unregisterScrollbar(ScrollbarThemeClient*) 49{ 50} 51 52ScrollbarThemeIOS::ScrollbarThemeIOS() 53{ 54} 55 56ScrollbarThemeIOS::~ScrollbarThemeIOS() 57{ 58} 59 60void ScrollbarThemeIOS::preferencesChanged() 61{ 62} 63 64int ScrollbarThemeIOS::scrollbarThickness(ScrollbarControlSize) 65{ 66 return 0; 67} 68 69double ScrollbarThemeIOS::initialAutoscrollTimerDelay() 70{ 71 return 0; 72} 73 74double ScrollbarThemeIOS::autoscrollTimerDelay() 75{ 76 return 0; 77} 78 79ScrollbarButtonsPlacement ScrollbarThemeIOS::buttonsPlacement() const 80{ 81 return ScrollbarButtonsNone; 82} 83 84bool ScrollbarThemeIOS::hasButtons(ScrollbarThemeClient*) 85{ 86 return false; 87} 88 89bool ScrollbarThemeIOS::hasThumb(ScrollbarThemeClient*) 90{ 91 return false; 92} 93 94IntRect ScrollbarThemeIOS::backButtonRect(ScrollbarThemeClient*, ScrollbarPart, bool /*painting*/) 95{ 96 return IntRect(); 97} 98 99IntRect ScrollbarThemeIOS::forwardButtonRect(ScrollbarThemeClient*, ScrollbarPart, bool /*painting*/) 100{ 101 return IntRect(); 102} 103 104IntRect ScrollbarThemeIOS::trackRect(ScrollbarThemeClient*, bool /*painting*/) 105{ 106 return IntRect(); 107} 108 109int ScrollbarThemeIOS::minimumThumbLength(ScrollbarThemeClient*) 110{ 111 return 0; 112} 113 114bool ScrollbarThemeIOS::shouldCenterOnThumb(ScrollbarThemeClient*, const PlatformMouseEvent&) 115{ 116 return false; 117} 118 119bool ScrollbarThemeIOS::paint(ScrollbarThemeClient*, GraphicsContext*, const IntRect& /*damageRect*/) 120{ 121 return true; 122} 123 124} // namespace WebCore 125