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Diffstat (limited to 'offapi/com/sun/star/ucb/XCommandProcessor.idl')
-rw-r--r-- | offapi/com/sun/star/ucb/XCommandProcessor.idl | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/offapi/com/sun/star/ucb/XCommandProcessor.idl b/offapi/com/sun/star/ucb/XCommandProcessor.idl new file mode 100644 index 000000000..df82f435f --- /dev/null +++ b/offapi/com/sun/star/ucb/XCommandProcessor.idl @@ -0,0 +1,129 @@ +/* -*- 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_ucb_XCommandProcessor_idl__ +#define __com_sun_star_ucb_XCommandProcessor_idl__ + +#include <com/sun/star/uno/XInterface.idl> +#include <com/sun/star/ucb/XCommandEnvironment.idl> +#include <com/sun/star/ucb/Command.idl> +#include <com/sun/star/ucb/CommandAbortedException.idl> + + +module com { module sun { module star { module ucb { + +/** defines a processor for synchronous commands, which are executed in a + specific execution environment. + + @version 1.0 + + @see com::sun::star::ucb::XCommandProcessor2 + for the improved version of this interface. + + @see Command + @see XCommandEnvironment + @see XContent +*/ +published interface XCommandProcessor : com::sun::star::uno::XInterface +{ + /** creates a unique identifier for a command. + + <p>This identifier can be used to abort the execution of the command + associated with that identifier. Note that it is generally not + necessary to obtain a new id for each command, because commands are + executed synchronously. So the id for a command is valid again after a + command previously associated with this id has finished. In fact you + only should get one identifier per thread and assign it to every + command executed by that thread.</p> + + <p>Also, after a call to XCommandProcessor::abort(), an + identifier should not be used any longer (and instead be released by a + call to XCommandProcessor2::releaseCommandIdentifier()), + because it may well abort <em>all</em> further calls to + XCommandProcessor::execute().</p> + + <p>To avoid ever-increasing resource consumption, the identifier + should be released via + XCommandProcessor2::releaseCommandIdentifier() + when it is no longer used.</p> + + @returns + a command identifier. + */ + long createCommandIdentifier(); + + /** executes a command. + + <p>Common command definitions can be found in the specification of the + service Content. + + @param aCommand + is the command to execute. + + @param CommandId + is a unique id for the command. This identifier was obtained by calling + XCommandProcessor::createCommandIdentifier(). A value of + zero can be used, if the command never shall be aborted. Different + threads MUST NOT share one command identifier (except <code>0</code>). + This can easily achieved, if every thread that wants to use an + XCommandProcessor, obtains exactly one identifier + using XCommandProcessor::createCommandIdentifier(). + This identifier can be used for every call to + XCommandProcessor::execute() done by that thread. + + @param Environment + is the execution environment. + + @returns + the result according to the specification of the command. + + @throws CommandAbortedException + to indicate that the command was aborted. + + @throws DuplicateCommandIdentifierException + to indicate that two threads tried to use the same command identifier + + @throws Exception + if an error occurred during the execution of the command. + */ + any execute( [in] Command aCommand, + [in] long CommandId, + [in] XCommandEnvironment Environment ) + raises ( com::sun::star::uno::Exception, CommandAbortedException ); + + /** ends the command associated with the given id. + + <p>Not every command can be aborted. It's up to the implementation + to decide whether this method will actually end the processing of + the command or simply do nothing. + + @param CommandId + is a unique id for the command to abort. This must be the identifier + passed to XCommandProcessor::execute() for the command + to abort. + */ + void abort( [in] long CommandId ); +}; + + +}; }; }; }; + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |