1/*
2 * Copyright (C) 2005, 2006, 2007, 2008, 2009 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. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef WAKScrollView_h
27#define WAKScrollView_h
28
29#if TARGET_OS_IPHONE
30
31#import "WAKView.h"
32#import "WebCoreFrameView.h"
33#import <Foundation/Foundation.h>
34
35@class WAKClipView;
36
37@interface WAKScrollView : WAKView <WebCoreFrameScrollView>
38{
39    WAKView *_documentView;  // Only here so the ObjC instance stays around.
40    WAKClipView *_contentView;
41    id _delegate;
42    NSPoint _scrollOrigin;
43}
44
45- (CGRect)documentVisibleRect;
46- (WAKClipView *)contentView;
47- (id)documentView;
48- (void)setDocumentView:(WAKView *)aView;
49- (void)setHasVerticalScroller:(BOOL)flag;
50- (BOOL)hasVerticalScroller;
51- (void)setHasHorizontalScroller:(BOOL)flag;
52- (BOOL)hasHorizontalScroller;
53- (void)reflectScrolledClipView:(WAKClipView *)aClipView;
54- (void)setDrawsBackground:(BOOL)flag;
55- (float)verticalLineScroll;
56- (void)setLineScroll:(float)aFloat;
57- (BOOL)drawsBackground;
58- (float)horizontalLineScroll;
59
60- (void)setDelegate:(id)delegate;
61- (id)delegate;
62
63- (CGRect)unobscuredContentRect;
64- (void)setActualScrollPosition:(CGPoint)point;
65
66// Like unobscuredContentRect, but includes areas possibly covered by translucent UI.
67- (CGRect)exposedContentRect;
68
69- (BOOL)inProgrammaticScroll;
70@end
71
72@interface NSObject (WAKScrollViewDelegate)
73- (BOOL)scrollView:(WAKScrollView *)scrollView shouldScrollToPoint:(CGPoint)point;
74@end
75
76#endif // TARGET_OS_IPHONE
77
78#endif // WAKScrollView_h
79