1 /* 2 * Copyright (C) 2012 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 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #include "config.h" 27 28 #include "platform/exported/WebScrollbarThemeClientImpl.h" 29 30 #include "platform/scroll/ScrollbarTheme.h" 31 32 using blink::WebScrollbar; 33 34 namespace WebCore { 35 36 WebScrollbarThemeClientImpl::WebScrollbarThemeClientImpl(WebScrollbar* scrollbar) 37 : m_scrollbar(scrollbar) 38 { 39 ScrollbarTheme::theme()->registerScrollbar(this); 40 } 41 42 WebScrollbarThemeClientImpl::~WebScrollbarThemeClientImpl() 43 { 44 ScrollbarTheme::theme()->unregisterScrollbar(this); 45 } 46 47 int WebScrollbarThemeClientImpl::x() const 48 { 49 return location().x(); 50 } 51 52 int WebScrollbarThemeClientImpl::y() const 53 { 54 return location().y(); 55 } 56 57 int WebScrollbarThemeClientImpl::width() const 58 { 59 return size().width(); 60 } 61 62 int WebScrollbarThemeClientImpl::height() const 63 { 64 return size().height(); 65 } 66 67 IntSize WebScrollbarThemeClientImpl::size() const 68 { 69 return m_scrollbar->size(); 70 } 71 72 IntPoint WebScrollbarThemeClientImpl::location() const 73 { 74 return m_scrollbar->location(); 75 } 76 77 Widget* WebScrollbarThemeClientImpl::parent() const 78 { 79 // Unused by Chromium scrollbar themes. 80 ASSERT_NOT_REACHED(); 81 return 0; 82 } 83 84 Widget* WebScrollbarThemeClientImpl::root() const 85 { 86 // Unused by Chromium scrollbar themes. 87 ASSERT_NOT_REACHED(); 88 return 0; 89 } 90 91 void WebScrollbarThemeClientImpl::setFrameRect(const IntRect&) 92 { 93 // Unused by Chromium scrollbar themes. 94 ASSERT_NOT_REACHED(); 95 } 96 97 IntRect WebScrollbarThemeClientImpl::frameRect() const 98 { 99 return IntRect(location(), size()); 100 } 101 102 void WebScrollbarThemeClientImpl::invalidate() 103 { 104 // Unused by Chromium scrollbar themes. 105 ASSERT_NOT_REACHED(); 106 } 107 108 void WebScrollbarThemeClientImpl::invalidateRect(const IntRect&) 109 { 110 // Unused by Chromium scrollbar themes. 111 ASSERT_NOT_REACHED(); 112 } 113 114 WebCore::ScrollbarOverlayStyle WebScrollbarThemeClientImpl::scrollbarOverlayStyle() const 115 { 116 return static_cast<WebCore::ScrollbarOverlayStyle>(m_scrollbar->scrollbarOverlayStyle()); 117 } 118 119 void WebScrollbarThemeClientImpl::getTickmarks(Vector<IntRect>& tickmarks) const 120 { 121 blink::WebVector<blink::WebRect> webTickmarks; 122 m_scrollbar->getTickmarks(webTickmarks); 123 tickmarks.resize(webTickmarks.size()); 124 for (size_t i = 0; i < webTickmarks.size(); ++i) 125 tickmarks[i] = webTickmarks[i]; 126 } 127 128 bool WebScrollbarThemeClientImpl::isScrollableAreaActive() const 129 { 130 return m_scrollbar->isScrollableAreaActive(); 131 } 132 133 bool WebScrollbarThemeClientImpl::isScrollViewScrollbar() const 134 { 135 // Unused by Chromium scrollbar themes. 136 ASSERT_NOT_REACHED(); 137 return false; 138 } 139 140 IntPoint WebScrollbarThemeClientImpl::convertFromContainingWindow(const IntPoint& windowPoint) 141 { 142 // Unused by Chromium scrollbar themes. 143 ASSERT_NOT_REACHED(); 144 return windowPoint; 145 } 146 147 bool WebScrollbarThemeClientImpl::isCustomScrollbar() const 148 { 149 return m_scrollbar->isCustomScrollbar(); 150 } 151 152 WebCore::ScrollbarOrientation WebScrollbarThemeClientImpl::orientation() const 153 { 154 return static_cast<WebCore::ScrollbarOrientation>(m_scrollbar->orientation()); 155 } 156 157 bool WebScrollbarThemeClientImpl::isLeftSideVerticalScrollbar() const 158 { 159 return m_scrollbar->isLeftSideVerticalScrollbar(); 160 } 161 162 int WebScrollbarThemeClientImpl::value() const 163 { 164 return m_scrollbar->value(); 165 } 166 167 float WebScrollbarThemeClientImpl::currentPos() const 168 { 169 return value(); 170 } 171 172 int WebScrollbarThemeClientImpl::visibleSize() const 173 { 174 return totalSize() - maximum(); 175 } 176 177 int WebScrollbarThemeClientImpl::totalSize() const 178 { 179 return m_scrollbar->totalSize(); 180 } 181 182 int WebScrollbarThemeClientImpl::maximum() const 183 { 184 return m_scrollbar->maximum(); 185 } 186 187 WebCore::ScrollbarControlSize WebScrollbarThemeClientImpl::controlSize() const 188 { 189 return static_cast<WebCore::ScrollbarControlSize>(m_scrollbar->controlSize()); 190 } 191 192 WebCore::ScrollbarPart WebScrollbarThemeClientImpl::pressedPart() const 193 { 194 return static_cast<WebCore::ScrollbarPart>(m_scrollbar->pressedPart()); 195 } 196 197 WebCore::ScrollbarPart WebScrollbarThemeClientImpl::hoveredPart() const 198 { 199 return static_cast<WebCore::ScrollbarPart>(m_scrollbar->hoveredPart()); 200 } 201 202 void WebScrollbarThemeClientImpl::styleChanged() 203 { 204 ASSERT_NOT_REACHED(); 205 } 206 207 bool WebScrollbarThemeClientImpl::enabled() const 208 { 209 return m_scrollbar->enabled(); 210 } 211 212 void WebScrollbarThemeClientImpl::setEnabled(bool) 213 { 214 ASSERT_NOT_REACHED(); 215 } 216 217 bool WebScrollbarThemeClientImpl::isOverlayScrollbar() const 218 { 219 return m_scrollbar->isOverlay(); 220 } 221 222 bool WebScrollbarThemeClientImpl::isAlphaLocked() const 223 { 224 return m_scrollbar->isAlphaLocked(); 225 } 226 227 void WebScrollbarThemeClientImpl::setIsAlphaLocked(bool flag) 228 { 229 m_scrollbar->setIsAlphaLocked(flag); 230 } 231 232 } // namespace blink 233
