diff options
Diffstat (limited to 'WebKit/mac/WebView/WebDynamicScrollBarsView.h')
| -rw-r--r-- | WebKit/mac/WebView/WebDynamicScrollBarsView.h | 70 |
1 files changed, 39 insertions, 31 deletions
diff --git a/WebKit/mac/WebView/WebDynamicScrollBarsView.h b/WebKit/mac/WebView/WebDynamicScrollBarsView.h index 15ed7e4..c289a04 100644 --- a/WebKit/mac/WebView/WebDynamicScrollBarsView.h +++ b/WebKit/mac/WebView/WebDynamicScrollBarsView.h @@ -1,53 +1,61 @@ /* - * Copyright (C) 2005, 2008 Apple Inc. All rights reserved. + * 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. * - * 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. - * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of - * its contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY APPLE 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 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 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. -// This was once used by Safari, but has not been for a long time. +#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 { - int hScroll; // FIXME: Should be WebCore::ScrollbarMode if this was an ObjC++ header. - int vScroll; // Ditto. - BOOL hScrollModeLocked; - BOOL vScrollModeLocked; - BOOL suppressLayout; - BOOL suppressScrollers; - BOOL inUpdateScrollers; - BOOL verticallyPinnedByPreviousWheelEvent; - BOOL horizontallyPinnedByPreviousWheelEvent; - unsigned inUpdateScrollersLayoutPass; +@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; @end |