WebKit/win/Interfaces/IWebBackForwardList.idl
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKit/win/Interfaces/IWebBackForwardList.idl	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,175 @@
+/*
+ * Copyright (C) 2006, 2007, 2008 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 COMPUTER, INC. OR
+ * 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. 
+ */
+
+#ifndef DO_NO_IMPORTS
+import "oaidl.idl";
+import "ocidl.idl";
+import "IWebHistoryItem.idl";
+#endif
+
+interface IWebHistoryItem;
+
+/*!
+    @class WebBackForwardList
+    WebBackForwardList holds an ordered list of WebHistoryItems that comprises the back and
+    forward lists.
+    
+    Note that the methods which modify instances of this class do not cause
+    navigation to happen in other layers of the stack;  they are only for maintaining this data
+    structure.
+*/
+[
+    object,
+    oleautomation,
+    uuid(C278A16D-B502-4131-B551-DCE3F4ED2B36),
+    pointer_default(unique)
+]
+interface IWebBackForwardList : IUnknown
+{
+    /*!
+        @method addItem:
+        @abstract Adds an entry to the list.
+        @param entry The entry to add.
+        @discussion The added entry is inserted immediately after the current entry.
+        If the current position in the list is not at the end of the list, elements in the
+        forward list will be dropped at this point.  In addition, entries may be dropped to keep
+        the size of the list within the maximum size.
+        - (void)addItem:(WebHistoryItem *)item;
+    */
+    HRESULT addItem([in] IWebHistoryItem* item);
+
+    /*!
+        @method goBack
+        @abstract Move the current pointer back to the entry before the current entry.
+        - (void)goBack;
+    */
+    HRESULT goBack();
+
+    /*!
+        @method goForward
+        @abstract Move the current pointer ahead to the entry after the current entry.
+        - (void)goForward;
+    */
+    HRESULT goForward();
+
+    /*!
+        @method goToItem:
+        @abstract Move the current pointer to the given entry.
+        @param item The history item to move the pointer to
+        - (void)goToItem:(WebHistoryItem *)item;
+    */
+    HRESULT goToItem([in] IWebHistoryItem* item);
+
+    /*!
+        @method backItem
+        @abstract Returns the entry right before the current entry.
+        @result The entry right before the current entry, or nil if there isn't one.
+        - (WebHistoryItem *)backItem;
+    */
+    HRESULT backItem([out, retval] IWebHistoryItem** item);
+
+    /*!
+        @method currentItem
+        @abstract Returns the current entry.
+        @result The current entry.
+        - (WebHistoryItem *)currentItem;
+    */
+    HRESULT currentItem([out, retval] IWebHistoryItem** item);
+
+    /*!
+        @method forwardItem
+        @abstract Returns the entry right after the current entry.
+        @result The entry right after the current entry, or nil if there isn't one.
+        - (WebHistoryItem *)forwardItem;
+    */
+    HRESULT forwardItem([out, retval] IWebHistoryItem** item);
+
+    /*!
+        @method backListWithLimit:
+        @abstract Returns a portion of the list before the current entry.
+        @param limit A cap on the size of the array returned.
+        @result An array of items before the current entry, or nil if there are none.  The entries are in the order that they were originally visited.
+        - (NSArray *)backListWithLimit:(int)limit;
+    */
+    HRESULT backListWithLimit([in] int limit, [out] int* listCount, [in] IWebHistoryItem** list);
+
+    /*!
+        @method forwardListWithLimit:
+        @abstract Returns a portion of the list after the current entry.
+        @param limit A cap on the size of the array returned.
+        @result An array of items after the current entry, or nil if there are none.  The entries are in the order that they were originally visited.
+        - (NSArray *)forwardListWithLimit:(int)limit;
+    */
+    HRESULT forwardListWithLimit([in] int limit, [out] int* listCount, [in] IWebHistoryItem** list);
+
+    /*!
+        @method capacity
+        @abstract Returns the list's maximum size.
+        @result The list's maximum size.
+        - (int)capacity;
+    */
+    HRESULT capacity([out, retval] int* result);
+
+    /*!
+        @method setCacpacity
+        @abstract Sets the list's maximum size.
+        @param size The new maximum size for the list.
+        - (void)setCapacity:(int)size;
+    */
+    HRESULT setCapacity([in] int size);
+
+    /*!
+        @method backListCount
+        @abstract Returns the back list's current count.
+        @result The number of items in the list.
+        - (int)backListCount;
+    */
+    HRESULT backListCount([out, retval] int* count);
+
+    /*!
+        @method forwardListCount
+        @abstract Returns the forward list's current count.
+        @result The number of items in the list.
+        - (int)forwardListCount;
+    */
+    HRESULT forwardListCount([out, retval] int* sizecount);
+
+    /*!
+        @method containsItem:
+        @param item The item that will be checked for presence in the WebBackForwardList.
+        @result Returns YES if the item is in the list. 
+        - (BOOL)containsItem:(WebHistoryItem *)item;
+    */
+    HRESULT containsItem([in] IWebHistoryItem* item, [out, retval] BOOL* result);
+
+    /*!
+        @method itemAtIndex:
+        @abstract Returns an entry the given distance from the current entry.
+        @param index Index of the desired list item relative to the current item; 0 is current item, -1 is back item, 1 is forward item, etc.
+        @result The entry the given distance from the current entry. If index exceeds the limits of the list, nil is returned.
+        - (WebHistoryItem *)itemAtIndex:(int)index;
+    */
+    HRESULT itemAtIndex([in] int index, [out, retval] IWebHistoryItem** item);
+}