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      1 /*
      2  * Copyright (C) 2007, 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 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 DO_NO_IMPORTS
     27 import "oaidl.idl";
     28 import "ocidl.idl";
     29 #endif
     30 
     31 // NOTE: these enums must be kept in sync with the WebCore versions in ScrollTypes.h
     32 typedef enum WebScrollBarOrientation {
     33     WebHorizontalScrollbar = 0,
     34     WebVerticalScrollbar
     35 } WebScrollBarOrientation;
     36 
     37 typedef enum WebScrollBarControlSize {
     38     WebRegularScrollbar = 0,
     39     WebSmallScrollbar,
     40     WebMiniScrollbar
     41 } WebScrollBarControlSize;
     42 
     43 typedef enum WebScrollDirection {
     44     WebScrollUp = 0,
     45     WebScrollDown,
     46     WebScrollLeft,
     47     WebScrollRight
     48 } WebScrollDirection;
     49 
     50 typedef enum WebScrollGranularity {
     51     WebScrollByLine = 0,
     52     WebScrollByPage,
     53     WebScrollByDocument,
     54     WebScrollByWheel
     55 } WebScrollGranularity;
     56 
     57 typedef unsigned WebScrollbarControlState;
     58 
     59 typedef enum WebScrollbarControlStateMask {
     60     WebActiveScrollbarState = 1,
     61     WebEnabledScrollbarState = 1 << 1,
     62     WebPressedScrollbarState = 1 << 2,
     63 } WebScrollbarControlStateMask;
     64 
     65 typedef unsigned WebScrollbarControlPartMask;
     66 
     67 typedef enum WebScrollbarControlPart {
     68     WebNoScrollPart = 0,
     69     WebBackButtonPart = 1,
     70     WebBackTrackPart = 1 << 1,
     71     WebThumbPart = 1 << 2,
     72     WebForwardTrackPart = 1 << 3,
     73     WebForwardButtonPart = 1 << 4,
     74     WebAllParts = 0xffffffff,
     75 } WebScrollbarControlPart;
     76 
     77