1 /* 2 * Copyright (C) 2006, 2007 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 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef WebBackForwardList_H 27 #define WebBackForwardList_H 28 29 #include "WebKit.h" 30 31 #include "WebHistoryItem.h" 32 33 #include <WTF/PassRefPtr.h> 34 #include <WTF/RefPtr.h> 35 36 namespace WebCore { 37 class BackForwardListImpl; 38 } 39 40 class WebBackForwardList : public IWebBackForwardList, IWebBackForwardListPrivate 41 { 42 public: 43 static WebBackForwardList* createInstance(PassRefPtr<WebCore::BackForwardListImpl>); 44 protected: 45 WebBackForwardList(PassRefPtr<WebCore::BackForwardListImpl>); 46 ~WebBackForwardList(); 47 48 public: 49 // IUnknown 50 virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void** ppvObject); 51 virtual ULONG STDMETHODCALLTYPE AddRef(void); 52 virtual ULONG STDMETHODCALLTYPE Release(void); 53 54 // IWebBackForwardList 55 virtual HRESULT STDMETHODCALLTYPE addItem( 56 /* [in] */ IWebHistoryItem *item); 57 58 virtual HRESULT STDMETHODCALLTYPE goBack( void); 59 60 virtual HRESULT STDMETHODCALLTYPE goForward( void); 61 62 virtual HRESULT STDMETHODCALLTYPE goToItem( 63 /* [in] */ IWebHistoryItem *item); 64 65 virtual HRESULT STDMETHODCALLTYPE backItem( 66 /* [retval][out] */ IWebHistoryItem **item); 67 68 virtual HRESULT STDMETHODCALLTYPE currentItem( 69 /* [retval][out] */ IWebHistoryItem **item); 70 71 virtual HRESULT STDMETHODCALLTYPE forwardItem( 72 /* [retval][out] */ IWebHistoryItem **item); 73 74 virtual HRESULT STDMETHODCALLTYPE backListWithLimit( 75 /* [in] */ int limit, 76 /* [out] */ int *listCount, 77 /* [in] */ IWebHistoryItem **list); 78 79 virtual HRESULT STDMETHODCALLTYPE forwardListWithLimit( 80 /* [in] */ int limit, 81 /* [out] */ int *listCount, 82 /* [in] */ IWebHistoryItem **list); 83 84 virtual HRESULT STDMETHODCALLTYPE capacity( 85 /* [retval][out] */ int *result); 86 87 virtual HRESULT STDMETHODCALLTYPE setCapacity( 88 /* [in] */ int size); 89 90 virtual HRESULT STDMETHODCALLTYPE backListCount( 91 /* [retval][out] */ int *count); 92 93 virtual HRESULT STDMETHODCALLTYPE forwardListCount( 94 /* [retval][out] */ int *sizecount); 95 96 virtual HRESULT STDMETHODCALLTYPE containsItem( 97 /* [in] */ IWebHistoryItem *item, 98 /* [retval][out] */ BOOL *result); 99 100 virtual HRESULT STDMETHODCALLTYPE itemAtIndex( 101 /* [in] */ int index, 102 /* [retval][out] */ IWebHistoryItem **item); 103 104 // IWebBackForwardListPrivate 105 virtual HRESULT STDMETHODCALLTYPE removeItem( 106 /* [in] */ IWebHistoryItem* item); 107 108 // WebBackForwardList 109 110 protected: 111 ULONG m_refCount; 112 RefPtr<WebCore::BackForwardListImpl> m_backForwardList; 113 }; 114 115 #endif 116
