WebCore/ScrollTypes.h

   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 #ifdef __cplusplus
  30
  31 namespace WebCore {
  32
  33     enum ScrollDirection {
  34         ScrollUp,
  35         ScrollDown,
  36         ScrollLeft,
  37         ScrollRight
  38     };
  39
  40     enum ScrollGranularity {
  41         ScrollByLine,
  42         ScrollByPage,
  43         ScrollByDocument,
  44         ScrollByPixel
  45     };
  46
  47     enum ScrollbarOrientation { HorizontalScrollbar, VerticalScrollbar };
  48
  49     enum ScrollbarMode { ScrollbarAuto, ScrollbarAlwaysOff, ScrollbarAlwaysOn };
  50
  51     enum ScrollbarControlSize { RegularScrollbar, SmallScrollbar };
  52
  53     typedef unsigned ScrollbarControlState;
  54
  55     enum ScrollbarControlStateMask {
  56         ActiveScrollbarState = 1,
  57         EnabledScrollbarState = 1 << 1,
  58         PressedScrollbarState = 1 << 2,
  59     };
  60
  61     enum ScrollbarPart {
  62         NoPart = 0,
  63         BackButtonStartPart = 1,
  64         ForwardButtonStartPart = 1 << 1,
  65         BackTrackPart = 1 << 2,
  66         ThumbPart = 1 << 3,
  67         ForwardTrackPart = 1 << 4,
  68         BackButtonEndPart = 1 << 5,
  69         ForwardButtonEndPart = 1 << 6,
  70         ScrollbarBGPart = 1 << 7,
  71         TrackBGPart = 1 << 8,
  72         AllParts = 0xffffffff,
  73     };
  74
  75     enum ScrollbarButtonsPlacement {
  76         ScrollbarButtonsNone,
  77         ScrollbarButtonsSingle,
  78         ScrollbarButtonsDoubleStart,
  79         ScrollbarButtonsDoubleEnd,
  80         ScrollbarButtonsDoubleBoth
  81     };
  82
  83     typedef unsigned ScrollbarControlPartMask;
  84
  85 }
  86
  87 #endif // __cplusplus
  88
  89 #endif