/usr/share/idl/thunderbird/nsIRDFObserver.idl is in thunderbird-dev 1:52.8.0-1~deb8u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.idl"
#include "nsIRDFResource.idl"
#include "nsIRDFNode.idl"
interface nsIRDFDataSource;
// An nsIRDFObserver object is an observer that will be notified
// when assertions are made or removed from a datasource
[scriptable, uuid(3CC75360-484A-11D2-BC16-00805F912FE7)]
interface nsIRDFObserver : nsISupports {
/**
* This method is called whenever a new assertion is made
* in the data source
* @param aDataSource the datasource that is issuing
* the notification.
* @param aSource the subject of the assertion
* @param aProperty the predicate of the assertion
* @param aTarget the object of the assertion
*/
void onAssert(in nsIRDFDataSource aDataSource,
in nsIRDFResource aSource,
in nsIRDFResource aProperty,
in nsIRDFNode aTarget);
/**
* This method is called whenever an assertion is removed
* from the data source
* @param aDataSource the datasource that is issuing
* the notification.
* @param aSource the subject of the assertion
* @param aProperty the predicate of the assertion
* @param aTarget the object of the assertion
*/
void onUnassert(in nsIRDFDataSource aDataSource,
in nsIRDFResource aSource,
in nsIRDFResource aProperty,
in nsIRDFNode aTarget);
/**
* This method is called when the object of an assertion
* changes from one value to another.
* @param aDataSource the datasource that is issuing
* the notification.
* @param aSource the subject of the assertion
* @param aProperty the predicate of the assertion
* @param aOldTarget the old object of the assertion
* @param aNewTarget the new object of the assertion
*/
void onChange(in nsIRDFDataSource aDataSource,
in nsIRDFResource aSource,
in nsIRDFResource aProperty,
in nsIRDFNode aOldTarget,
in nsIRDFNode aNewTarget);
/**
* This method is called when the subject of an assertion
* changes from one value to another.
* @param aDataSource the datasource that is issuing
* the notification.
* @param aOldSource the old subject of the assertion
* @param aNewSource the new subject of the assertion
* @param aProperty the predicate of the assertion
* @param aTarget the object of the assertion
*/
void onMove(in nsIRDFDataSource aDataSource,
in nsIRDFResource aOldSource,
in nsIRDFResource aNewSource,
in nsIRDFResource aProperty,
in nsIRDFNode aTarget);
/**
* This method is called when a datasource is about to
* send several notifications at once. The observer can
* use this as a cue to optimize its behavior. The observer
* can expect the datasource to call endUpdateBatch() when
* the group of notifications has completed.
* @param aDataSource the datasource that is going to
* be issuing the notifications.
*/
void onBeginUpdateBatch(in nsIRDFDataSource aDataSource);
/**
* This method is called when a datasource has completed
* issuing a notification group.
* @param aDataSource the datasource that has finished
* issuing a group of notifications
*/
void onEndUpdateBatch(in nsIRDFDataSource aDataSource);
};
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