зеркало из https://github.com/mozilla/pjs.git
90 строки
2.9 KiB
C++
90 строки
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the 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 Netscape Communications
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* Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#ifndef nsILinkHandler_h___
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#define nsILinkHandler_h___
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#include "nsweb.h"
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#include "nsISupports.h"
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class nsIInputStream;
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class nsIContent;
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class nsIURI;
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struct nsGUIEvent;
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// Interface ID for nsILinkHandler
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#define NS_ILINKHANDLER_IID \
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{ 0xa6cf905b, 0x15b3, 0x11d2,{0x93, 0x2e, 0x00, 0x80, 0x5f, 0x8a, 0xdd, 0x32}}
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enum nsLinkState {
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eLinkState_Unvisited = 0,
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eLinkState_Visited = 1,
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eLinkState_OutOfDate = 2 // visited, but the cache is stale
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};
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// XXX Verb to use for link actuation. These are the verbs specified
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// in the current XLink draft. We may actually want to support more
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// (especially for extended links).
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enum nsLinkVerb {
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eLinkVerb_Replace = 0,
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eLinkVerb_New = 1,
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eLinkVerb_Embed = 2,
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eLinkVerb_Undefined = 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_DEFINE_STATIC_IID_ACCESSOR(NS_ILINKHANDLER_IID)
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/**
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* Process a click on a link. aContent is the content for the frame
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* that generated the trigger. aURLSpec is an absolute url spec that
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* defines the destination for the link. aTargetSpec indicates where
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* the link is targeted (it may be an empty string). aVerb indicates
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* the verb to use when the link is triggered.
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*/
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NS_IMETHOD OnLinkClick(nsIContent* aContent,
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nsLinkVerb aVerb,
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const PRUnichar* aURLSpec,
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const PRUnichar* aTargetSpec,
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nsIInputStream* aPostDataStream = 0) = 0;
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/**
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* Process a mouse-over a link. aContent is the
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* linked content. aURLSpec is an absolute url spec that defines the
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* destination for the link. aTargetSpec indicates where the link is
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* targeted (it may be an empty string).
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*/
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NS_IMETHOD OnOverLink(nsIContent* aContent,
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const PRUnichar* aURLSpec,
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const PRUnichar* aTargetSpec) = 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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#endif /* nsILinkHandler_h___ */
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