зеркало из https://github.com/mozilla/gecko-dev.git
133 строки
4.7 KiB
C++
133 строки
4.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsILinkHandler_h___
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#define nsILinkHandler_h___
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#include "nsISupports.h"
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class nsIInputStream;
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class nsIDocShell;
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class nsIRequest;
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class nsIContent;
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class nsString;
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class nsGUIEvent;
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// Interface ID for nsILinkHandler
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#define NS_ILINKHANDLER_IID \
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{ 0x514bc565, 0x8d38, 0x4dde,{0xb4, 0xeb, 0xe7, 0xb5, 0x01, 0x2b, 0xf4, 0x64}}
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enum nsLinkState {
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eLinkState_Unknown = 0,
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eLinkState_Unvisited = 1,
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eLinkState_Visited = 2,
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eLinkState_NotLink = 3
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};
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/**
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* Interface used for handling clicks on links
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*/
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class nsILinkHandler : public nsISupports {
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public:
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_ILINKHANDLER_IID)
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/**
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* Process a click on a link.
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*
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* @param aContent the content for the frame that generated the trigger
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* @param aURI a URI object that defines the destination for the link
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* @param aTargetSpec indicates where the link is targeted (may be an empty
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* string)
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* @param aPostDataStream the POST data to send
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* @param aHeadersDataStream ???
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*/
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NS_IMETHOD OnLinkClick(nsIContent* aContent,
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nsIURI* aURI,
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const PRUnichar* aTargetSpec,
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nsIInputStream* aPostDataStream = 0,
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nsIInputStream* aHeadersDataStream = 0) = 0;
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/**
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* Process a click on a link.
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*
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* Works the same as OnLinkClick() except it happens immediately rather than
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* through an event.
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*
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* @param aContent the content for the frame that generated the trigger
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* @param aURI a URI obect that defines the destination for the link
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* @param aTargetSpec indicates where the link is targeted (may be an empty
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* string)
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* @param aPostDataStream the POST data to send
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* @param aHeadersDataStream ???
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* @param aDocShell (out-param) the DocShell that the request was opened on
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* @param aRequest the request that was opened
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*/
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NS_IMETHOD OnLinkClickSync(nsIContent* aContent,
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nsIURI* aURI,
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const PRUnichar* aTargetSpec,
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nsIInputStream* aPostDataStream = 0,
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nsIInputStream* aHeadersDataStream = 0,
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nsIDocShell** aDocShell = 0,
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nsIRequest** aRequest = 0) = 0;
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/**
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* Process a mouse-over a link.
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*
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* @param aContent the linked content.
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* @param aURI an URI object that defines the destination for the link
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* @param aTargetSpec indicates where the link is targeted (it may be an empty
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* string)
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*/
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NS_IMETHOD OnOverLink(nsIContent* aContent,
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nsIURI* aURLSpec,
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const PRUnichar* aTargetSpec) = 0;
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/**
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* Process the mouse leaving a link.
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*/
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NS_IMETHOD OnLeaveLink() = 0;
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/**
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* Get the state of a link to a given absolute URL
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*/
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NS_IMETHOD GetLinkState(nsIURI* aLinkURI, nsLinkState& aState) = 0;
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(nsILinkHandler, NS_ILINKHANDLER_IID)
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#endif /* nsILinkHandler_h___ */
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