diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
commit | ed5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch) | |
tree | 7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /udkapi/com/sun/star/lang/XConnectionPoint.idl | |
parent | Initial commit. (diff) | |
download | libreoffice-upstream.tar.xz libreoffice-upstream.zip |
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'udkapi/com/sun/star/lang/XConnectionPoint.idl')
-rw-r--r-- | udkapi/com/sun/star/lang/XConnectionPoint.idl | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/udkapi/com/sun/star/lang/XConnectionPoint.idl b/udkapi/com/sun/star/lang/XConnectionPoint.idl new file mode 100644 index 000000000..702ffae1b --- /dev/null +++ b/udkapi/com/sun/star/lang/XConnectionPoint.idl @@ -0,0 +1,166 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * 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/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ +#ifndef __com_sun_star_lang_XConnectionPoint_idl__ +#define __com_sun_star_lang_XConnectionPoint_idl__ + +#include <com/sun/star/uno/XInterface.idl> +#include <com/sun/star/lang/XConnectionPointContainer.idl> + +#include <com/sun/star/lang/ListenerExistException.idl> + +#include <com/sun/star/lang/InvalidListenerException.idl> + + + +module com { module sun { module star { module lang { + +/** supports connection points for connectable objects. + + <p>Connectable objects support the following features: </p> + + <ul> + <li>outgoing interfaces, such as event sets; </li> + <li>the ability to enumerate the types of the outgoing interfaces; + <li>the ability to connect and disconnect sinks to the object + for those outgoing types; </li> + <li>the ability to enumerate the connections that exist to a + particular outgoing interface. </li> + </ul> + + <h4>When to Implement?</h4> + + <p>To create a connectable object, you need to implement objects + that provide two related interfaces: </p> + + <ul> + <li>XConnectionPointContainer </li> + <li>XConnectionPoint </li> + </ul> + + <p>The XConnectionPointContainer interface is implemented + on the connectable object to indicate the existence of the outgoing + interfaces. It provides a sequence of sub-objects. It also provides + access to all the connection point sub-objects, each of which + implements the XConnectionPoint interface. The + XConnectionPoint interface provides a sequence of + sub-objects. </p> + + <p>Each connection point is a separate sub-object to avoid circular + reference counting problems. A connection point controls how many + connections (one or more) it will allow in its implementation of + XConnectionPoint::advise(). </p> + + <h4>When to use?</h4> + + <p>A client can use the XConnectionPointContainer interface: </p> + + - to get a sequence of connection points for each outgoing type. + + - to obtain access to connection point sub-objects with the + XConnectionPoint interface for each + outgoing type. Through the XConnectionPoint interface, + a client starts or terminates an advisory loop with the + connectable object and the client's own sink. The + client can also use the XConnectionPoint + interface to get a sequence of the connections that it + knows about. + + @see XConnectionPointContainer + */ +published interface XConnectionPoint: com::sun::star::uno::XInterface +{ + /** @returns + the type of the outgoing interface managed by this + connection point. + + <p>Using the XConnectionPointContainer::getConnectionPoints() + method, a client can obtain an XConnectionPoint + interface. Using that interface and this method, the client + can determine the type of each connection point enumerated. The + type returned from this method must enable the caller to access + this same connection point through + XConnectionPointContainer::findConnectionPoint(). + + @see XConnectionPointContainer::findConnectionPoint + */ + type getConnectionType(); + + /** @returns + the XConnectionPointContainer interface on + the parent connectable object. + + @see XConnectionPointContainer + */ + com::sun::star::lang::XConnectionPointContainer getConnectionPointContainer(); + + /** creates a connection between a connection point and a + client's sink, where the sink implements the outgoing interface + supported by this connection point. + + <p>A few <code>add...Listener</code> methods need additional parameters + to add listeners or throw exceptions. One of these methods is + com::sun::star::beans::XPropertySet::addPropertyChangeListener(). + We ignore the problem in this interface. A solution must be provided + in an additional XConnectionPoint interface. </p> + + @param xListener + specifies the listener interface on the client's advise sink. + The client's sink receives outgoing calls from the + connection point container. + + @throws ListenerExistException + if it is an unicast broadcaster and a listener is already set. + + @throws InvalidListenerException + if the listener does not supply the needed interfaces. + + @see com::sun::star::beans::XPropertySet::addPropertyChangeListener + */ + void advise( [in] com::sun::star::uno::XInterface xListener ) + raises( com::sun::star::lang::ListenerExistException, + com::sun::star::lang::InvalidListenerException ); + + /** terminates a notification previously set up with advise. + + <p>A few <code>remove...Listener</code> methods need additional + parameters to add listeners or throw exceptions. One of these methods + is com::sun::star::beans::XPropertySet::removePropertyChangeListener(). + We ignore the problem in this interface. A solution must be + provided in an additional XConnectionPoint interface. </p> + + @param xListener + specifies the listener interface on the client's advise sink. + + @see com::sun::star::beans::XPropertySet::removePropertyChangeListener + */ + void unadvise( [in] com::sun::star::uno::XInterface xListener ); + + /** @returns + a sequence of all currently advised connections. + */ + sequence<com::sun::star::uno::XInterface> getConnections(); + +}; + + +}; }; }; }; + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |