1 /* 2 * Copyright (C) 2006 Apple Computer, 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 COMPUTER, 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 COMPUTER, 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 ScrollTypes_h 27 #define ScrollTypes_h 28 29 namespace WebCore { 30 31 enum ScrollDirection { 32 ScrollUp, 33 ScrollDown, 34 ScrollLeft, 35 ScrollRight 36 }; 37 38 enum ScrollGranularity { 39 ScrollByLine, 40 ScrollByPage, 41 ScrollByDocument, 42 ScrollByPixel 43 }; 44 45 enum ScrollbarOrientation { HorizontalScrollbar, VerticalScrollbar }; 46 47 enum ScrollbarMode { ScrollbarAuto, ScrollbarAlwaysOff, ScrollbarAlwaysOn }; 48 49 enum ScrollbarControlSize { RegularScrollbar, SmallScrollbar }; 50 51 typedef unsigned ScrollbarControlState; 52 53 enum ScrollbarControlStateMask { 54 ActiveScrollbarState = 1, 55 EnabledScrollbarState = 1 << 1, 56 PressedScrollbarState = 1 << 2, 57 }; 58 59 enum ScrollbarPart { 60 NoPart = 0, 61 BackButtonStartPart = 1, 62 ForwardButtonStartPart = 1 << 1, 63 BackTrackPart = 1 << 2, 64 ThumbPart = 1 << 3, 65 ForwardTrackPart = 1 << 4, 66 BackButtonEndPart = 1 << 5, 67 ForwardButtonEndPart = 1 << 6, 68 ScrollbarBGPart = 1 << 7, 69 TrackBGPart = 1 << 8, 70 AllParts = 0xffffffff, 71 }; 72 73 enum ScrollbarButtonsPlacement { 74 ScrollbarButtonsNone, 75 ScrollbarButtonsSingle, 76 ScrollbarButtonsDoubleStart, 77 ScrollbarButtonsDoubleEnd, 78 ScrollbarButtonsDoubleBoth 79 }; 80 81 typedef unsigned ScrollbarControlPartMask; 82 83 } 84 85 #endif 86