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74 lines
3.3 KiB
Objective-C
74 lines
3.3 KiB
Objective-C
/*
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* Copyright (C) 2005, 2006 Apple Computer, Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#import <AppKit/AppKit.h>
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#define WebDragImageAlpha 0.75f
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@class DOMElement;
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@class WebFrameView;
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@class WebView;
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@interface NSView (WebExtras)
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// Returns the nearest enclosing view of the given class, or nil if none.
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- (NSView *)_web_superviewOfClass:(Class)viewClass;
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- (WebFrameView *)_web_parentWebFrameView;
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- (WebView *)_webView;
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// returns whether a drag should begin starting with mouseDownEvent; if the time
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// passes expiration or the mouse moves less than the hysteresis before the mouseUp event,
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// returns NO, else returns YES.
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- (BOOL)_web_dragShouldBeginFromMouseDown:(NSEvent *)mouseDownEvent
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withExpiration:(NSDate *)expiration
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xHysteresis:(float)xHysteresis
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yHysteresis:(float)yHysteresis;
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// Calls _web_dragShouldBeginFromMouseDown:withExpiration:xHysteresis:yHysteresis: with
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// the default values for xHysteresis and yHysteresis
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- (BOOL)_web_dragShouldBeginFromMouseDown:(NSEvent *)mouseDownEvent
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withExpiration:(NSDate *)expiration;
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// Convenience method. Returns NSDragOperationCopy if _web_bestURLFromPasteboard doesn't return nil.
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// Returns NSDragOperationNone otherwise.
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- (NSDragOperation)_web_dragOperationForDraggingInfo:(id <NSDraggingInfo>)sender;
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// Resizes and applies alpha to image and drags it.
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- (void)_web_DragImageForElement:(DOMElement *)element
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rect:(NSRect)rect
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event:(NSEvent *)event
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pasteboard:(NSPasteboard *)pasteboard
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source:(id)source
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offset:(NSPoint *)dragImageOffset;
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- (BOOL)_web_firstResponderIsSelfOrDescendantView;
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- (NSRect)_web_convertRect:(NSRect)aRect toView:(NSView *)aView;
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@end
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