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/*
* Copyright (C) 2005, 2008, 2010 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
// This is a Private header (containing SPI), despite the fact that its name
// does not contain the word Private.
#import <AppKit/NSScrollView.h>
// FIXME: <rdar://problem/5898985> Mail currently expects this header to define WebCoreScrollbarAlwaysOn.
extern const int WebCoreScrollbarAlwaysOn;
struct WebDynamicScrollBarsViewPrivate;
@interface WebDynamicScrollBarsView : NSScrollView {
@private
struct WebDynamicScrollBarsViewPrivate *_private;
#ifndef __OBJC2__
// We need to pad the class out to its former size. See <rdar://problem/7814899> for more information.
char padding[16];
#endif
}
// This was originally added for Safari's benefit, but Safari has not used it for a long time.
// Perhaps it can be removed.
- (void)setAllowsHorizontalScrolling:(BOOL)flag;
// Determines whether the scrollers should be drawn outside of the content (as in normal scroll views)
// or should overlap the content.
- (void)setAllowsScrollersToOverlapContent:(BOOL)flag;
// These methods hide the scrollers in a way that does not prevent scrolling.
- (void)setAlwaysHideHorizontalScroller:(BOOL)flag;
- (void)setAlwaysHideVerticalScroller:(BOOL)flag;
// These methods return YES if the scrollers are visible, or if the only reason that they are not
// visible is that they have been suppressed by setAlwaysHideHorizontal/VerticalScroller:.
- (BOOL)horizontalScrollingAllowed;
- (BOOL)verticalScrollingAllowed;
// Returns YES if we're currently in the middle of programmatically moving the
// scrollbar.
// NOTE: As opposed to other places in the code, programmatically moving the
// scrollers from inside this class should not fire JS events.
- (BOOL)inProgramaticScroll;
@end
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