rdf/base/idl/nsIRDFXMLSink.idl@6474c204b198
rdf/base/idl/nsIRDFXMLSink.idl
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /* This Source Code Form is subject to the terms of the Mozilla Public
3 * License, v. 2.0. If a copy of the MPL was not distributed with this
4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6 /*
8 Interfaces for the RDF/XML sink, which parses RDF/XML into
9 a graph representation.
11 */
13 #include "nsISupports.idl"
15 // XXX Until these get scriptable. See nsIRDFXMLSink::AddNameSpace()
16 [ptr] native nsIAtomPtr(nsIAtom);
17 [ref] native nsStringRef(nsString);
18 %{C++
19 class nsIAtom;
20 class nsString;
21 %}
23 interface nsIRDFXMLSink;
25 /**
26 * An observer that is notified as progress is made on the load
27 * of an RDF/XML document in an <code>nsIRDFXMLSink</code>.
28 */
29 [scriptable, uuid(EB1A5D30-AB33-11D2-8EC6-00805F29F370)]
30 interface nsIRDFXMLSinkObserver : nsISupports
31 {
32 /**
33 * Called when the load begins.
34 * @param aSink the RDF/XML sink on which the load is beginning.
35 */
36 void onBeginLoad(in nsIRDFXMLSink aSink);
38 /**
39 * Called when the load is suspended (e.g., for network quantization).
40 * @param aSink the RDF/XML sink that is being interrupted.
41 */
42 void onInterrupt(in nsIRDFXMLSink aSink);
44 /**
45 * Called when a suspended load is resuming.
46 * @param aSink the RDF/XML sink that is resuming.
47 */
48 void onResume(in nsIRDFXMLSink aSink);
50 /**
51 * Called when an RDF/XML load completes successfully.
52 * @param aSink the RDF/XML sink that has finished loading.
53 */
54 void onEndLoad(in nsIRDFXMLSink aSink);
56 /**
57 * Called when an error occurs during the load
58 * @param aSink the RDF/XML sink in which the error occurred
59 * @param aStatus the networking result code
60 * @param aErrorMsg an error message, if applicable
61 */
62 void onError(in nsIRDFXMLSink aSink, in nsresult aStatus, in wstring aErrorMsg);
63 };
67 /**
68 * A "sink" that receives and processes RDF/XML. This interface is used
69 * by the RDF/XML parser.
70 */
71 [scriptable, uuid(EB1A5D31-AB33-11D2-8EC6-00805F29F370)]
72 interface nsIRDFXMLSink : nsISupports
73 {
74 /**
75 * Set to <code>true</code> if the sink is read-only and cannot
76 * be modified
77 */
78 attribute boolean readOnly;
80 /**
81 * Initiate the RDF/XML load.
82 */
83 void beginLoad();
85 /**
86 * Suspend the RDF/XML load.
87 */
88 void interrupt();
90 /**
91 * Resume the RDF/XML load.
92 */
93 void resume();
95 /**
96 * Complete the RDF/XML load.
97 */
98 void endLoad();
100 /**
101 * Add namespace information to the RDF/XML sink.
102 * @param aPrefix the namespace prefix
103 * @param aURI the namespace URI
104 */
105 [noscript] void addNameSpace(in nsIAtomPtr aPrefix,
106 [const] in nsStringRef aURI);
108 /**
109 * Add an observer that will be notified as the RDF/XML load
110 * progresses.
111 * <p>
112 *
113 * Note that the sink will acquire a strong reference to the
114 * observer, so care should be taken to avoid cyclical references
115 * that cannot be released (i.e., if the observer holds a
116 * reference to the sink, it should be sure that it eventually
117 * clears the reference).
118 *
119 * @param aObserver the observer to add to the sink's set of
120 * load observers.
121 */
122 void addXMLSinkObserver(in nsIRDFXMLSinkObserver aObserver);
124 /**
125 * Remove an observer from the sink's set of observers.
126 * @param aObserver the observer to remove.
127 */
128 void removeXMLSinkObserver(in nsIRDFXMLSinkObserver aObserver);
129 };
