1 /* 2 * Copyright (C) 2006 Apple Computer, 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 Computer, 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 #include "config.h" 30 #include "core/loader/NavigationAction.h" 31 32 #include "core/dom/MouseEvent.h" 33 #include "core/loader/FrameLoader.h" 34 35 namespace WebCore { 36 37 static NavigationType navigationType(FrameLoadType frameLoadType, bool isFormSubmission, bool haveEvent) 38 { 39 bool isReload = frameLoadType == FrameLoadTypeReload || frameLoadType == FrameLoadTypeReloadFromOrigin; 40 bool isBackForward = isBackForwardLoadType(frameLoadType); 41 if (isFormSubmission) 42 return (isReload || isBackForward) ? NavigationTypeFormResubmitted : NavigationTypeFormSubmitted; 43 if (haveEvent) 44 return NavigationTypeLinkClicked; 45 if (isReload) 46 return NavigationTypeReload; 47 if (isBackForward) 48 return NavigationTypeBackForward; 49 return NavigationTypeOther; 50 } 51 52 NavigationAction::NavigationAction() 53 : m_type(NavigationTypeOther) 54 { 55 } 56 57 NavigationAction::NavigationAction(const ResourceRequest& resourceRequest) 58 : m_resourceRequest(resourceRequest) 59 , m_type(NavigationTypeOther) 60 { 61 } 62 63 NavigationAction::NavigationAction(const ResourceRequest& resourceRequest, NavigationType type) 64 : m_resourceRequest(resourceRequest) 65 , m_type(type) 66 { 67 } 68 69 NavigationAction::NavigationAction(const ResourceRequest& resourceRequest, FrameLoadType frameLoadType, 70 bool isFormSubmission) 71 : m_resourceRequest(resourceRequest) 72 , m_type(navigationType(frameLoadType, isFormSubmission, 0)) 73 { 74 } 75 76 NavigationAction::NavigationAction(const ResourceRequest& resourceRequest, NavigationType type, PassRefPtr<Event> event) 77 : m_resourceRequest(resourceRequest) 78 , m_type(type) 79 , m_event(event) 80 { 81 } 82 83 NavigationAction::NavigationAction(const ResourceRequest& resourceRequest, FrameLoadType frameLoadType, 84 bool isFormSubmission, PassRefPtr<Event> event) 85 : m_resourceRequest(resourceRequest) 86 , m_type(navigationType(frameLoadType, isFormSubmission, event)) 87 , m_event(event) 88 { 89 } 90 91 bool NavigationAction::specifiesNavigationPolicy(NavigationPolicy* policy) const 92 { 93 const MouseEvent* event = 0; 94 if (m_type == NavigationTypeLinkClicked && m_event->isMouseEvent()) 95 event = toMouseEvent(m_event.get()); 96 else if (m_type == NavigationTypeFormSubmitted && m_event && m_event->underlyingEvent() && m_event->underlyingEvent()->isMouseEvent()) 97 event = toMouseEvent(m_event->underlyingEvent()); 98 99 if (!event) 100 return false; 101 return navigationPolicyFromMouseEvent(event->button(), event->ctrlKey(), event->shiftKey(), event->altKey(), event->metaKey(), policy); 102 } 103 104 } 105