1/* 2 * Copyright (C) 2005, 2006 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 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#import <Foundation/Foundation.h> 30 31#if !TARGET_OS_IPHONE 32#import <AppKit/AppKit.h> 33#else 34#import <WebKitLegacy/WAKAppKitStubs.h> 35#import <WebKitLegacy/WAKView.h> 36#endif 37 38#define WebDragImageAlpha 0.75f 39 40@class DOMElement; 41@class WebFrameView; 42@class WebView; 43 44@interface NSView (WebExtras) 45 46// Returns the nearest enclosing view of the given class, or nil if none. 47- (NSView *)_web_superviewOfClass:(Class)viewClass; 48- (WebFrameView *)_web_parentWebFrameView; 49#if !TARGET_OS_IPHONE 50- (WebView *)_webView; 51#endif 52 53#if !TARGET_OS_IPHONE 54// returns whether a drag should begin starting with mouseDownEvent; if the time 55// passes expiration or the mouse moves less than the hysteresis before the mouseUp event, 56// returns NO, else returns YES. 57- (BOOL)_web_dragShouldBeginFromMouseDown:(NSEvent *)mouseDownEvent 58 withExpiration:(NSDate *)expiration 59 xHysteresis:(float)xHysteresis 60 yHysteresis:(float)yHysteresis; 61 62// Calls _web_dragShouldBeginFromMouseDown:withExpiration:xHysteresis:yHysteresis: with 63// the default values for xHysteresis and yHysteresis 64- (BOOL)_web_dragShouldBeginFromMouseDown:(NSEvent *)mouseDownEvent 65 withExpiration:(NSDate *)expiration; 66 67// Convenience method. Returns NSDragOperationCopy if _web_bestURLFromPasteboard doesn't return nil. 68// Returns NSDragOperationNone otherwise. 69- (NSDragOperation)_web_dragOperationForDraggingInfo:(id <NSDraggingInfo>)sender; 70 71// Resizes and applies alpha to image and drags it. 72- (void)_web_DragImageForElement:(DOMElement *)element 73 rect:(NSRect)rect 74 event:(NSEvent *)event 75 pasteboard:(NSPasteboard *)pasteboard 76 source:(id)source 77 offset:(NSPoint *)dragImageOffset; 78#endif 79 80- (BOOL)_web_firstResponderIsSelfOrDescendantView; 81 82- (NSRect)_web_convertRect:(NSRect)aRect toView:(NSView *)aView; 83 84@end 85 86#if TARGET_OS_IPHONE 87@class WebFrame; 88@class WebView; 89 90@interface NSView (WebDocumentViewExtras) 91- (WebFrame *)_frame; 92- (WebView *)_webView; 93@end 94#endif 95