263 lines
13 KiB
C++
263 lines
13 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/*************************************************************************
|
|
*
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* Copyright 2000, 2010 Oracle and/or its affiliates.
|
|
*
|
|
* OpenOffice.org - a multi-platform office productivity suite
|
|
*
|
|
* This file is part of OpenOffice.org.
|
|
*
|
|
* OpenOffice.org is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Lesser General Public License version 3
|
|
* only, as published by the Free Software Foundation.
|
|
*
|
|
* OpenOffice.org is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Lesser General Public License version 3 for more details
|
|
* (a copy is included in the LICENSE file that accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public License
|
|
* version 3 along with OpenOffice.org. If not, see
|
|
* <http://www.openoffice.org/license.html>
|
|
* for a copy of the LGPLv3 License.
|
|
*
|
|
************************************************************************/
|
|
|
|
#ifndef __FRAMEWORK_HELPER_OCOMPONENTENUMERATION_HXX_
|
|
#define __FRAMEWORK_HELPER_OCOMPONENTENUMERATION_HXX_
|
|
|
|
//_________________________________________________________________________________________________________________
|
|
// my own includes
|
|
//_________________________________________________________________________________________________________________
|
|
|
|
#include <threadhelp/threadhelpbase.hxx>
|
|
#include <macros/generic.hxx>
|
|
#include <macros/xinterface.hxx>
|
|
#include <macros/xtypeprovider.hxx>
|
|
#include <macros/debug.hxx>
|
|
#include <general.h>
|
|
|
|
//_________________________________________________________________________________________________________________
|
|
// interface includes
|
|
//_________________________________________________________________________________________________________________
|
|
#include <com/sun/star/lang/XEventListener.hpp>
|
|
#include <com/sun/star/container/XEnumeration.hpp>
|
|
#include <com/sun/star/lang/XComponent.hpp>
|
|
|
|
//_________________________________________________________________________________________________________________
|
|
// other includes
|
|
//_________________________________________________________________________________________________________________
|
|
#include <cppuhelper/implbase2.hxx>
|
|
|
|
//_________________________________________________________________________________________________________________
|
|
// namespace
|
|
//_________________________________________________________________________________________________________________
|
|
|
|
namespace framework{
|
|
|
|
//_________________________________________________________________________________________________________________
|
|
// exported const
|
|
//_________________________________________________________________________________________________________________
|
|
|
|
//_________________________________________________________________________________________________________________
|
|
// exported definitions
|
|
//_________________________________________________________________________________________________________________
|
|
|
|
/*-************************************************************************************************************//**
|
|
@short implement a helper for a oneway enumeration of components
|
|
@descr You can step during this list only for one time! Its a snapshot.
|
|
Don't forget to release the reference. You are the owner of an instance of this implementation.
|
|
You cant use this as a baseclass. Please use it as a dynamical object for return.
|
|
|
|
@implements XInterface
|
|
XTypeProvider
|
|
XEventListener
|
|
XEnumeration
|
|
|
|
@base ThreadHelpBase
|
|
OWeakObject
|
|
|
|
@devstatus ready to use
|
|
@threadsafe yes
|
|
*//*-*************************************************************************************************************/
|
|
|
|
class OComponentEnumeration : public ThreadHelpBase ,
|
|
public ::cppu::WeakImplHelper2< ::com::sun::star::container::XEnumeration,::com::sun::star::lang::XEventListener >
|
|
{
|
|
//-------------------------------------------------------------------------------------------------------------
|
|
// public methods
|
|
//-------------------------------------------------------------------------------------------------------------
|
|
|
|
public:
|
|
|
|
//---------------------------------------------------------------------------------------------------------
|
|
// constructor / destructor
|
|
//---------------------------------------------------------------------------------------------------------
|
|
|
|
/*-****************************************************************************************************//**
|
|
@short constructor to initialize this enumeration
|
|
@descr An enumeration is a list with oneway-access! You can get every member only for one time.
|
|
This method allow to initialize this oneway list with values.
|
|
|
|
@seealso -
|
|
|
|
@param "seqComponents" is a sequence of interfaces, which are components.
|
|
@return -
|
|
|
|
@onerror Do nothing and reset this object to default with an empty list.
|
|
*//*-*****************************************************************************************************/
|
|
|
|
OComponentEnumeration( const css::uno::Sequence< css::uno::Reference< css::lang::XComponent > >& seqComponents );
|
|
|
|
//---------------------------------------------------------------------------------------------------------
|
|
// XEventListener
|
|
//---------------------------------------------------------------------------------------------------------
|
|
|
|
/*-****************************************************************************************************//**
|
|
@short last chance to release all references and free memory
|
|
@descr This method is called, if the enumeration is used completly and has no more elements.
|
|
Then we must destroy ouer list and release all references to other objects.
|
|
|
|
@seealso interface XEventListener
|
|
|
|
@param "aEvent" describe the source of this event.
|
|
@return -
|
|
|
|
@onerror -
|
|
*//*-*****************************************************************************************************/
|
|
|
|
virtual void SAL_CALL disposing( const css::lang::EventObject& aEvent ) throw( css::uno::RuntimeException );
|
|
|
|
//---------------------------------------------------------------------------------------------------------
|
|
// XEnumeration
|
|
//---------------------------------------------------------------------------------------------------------
|
|
|
|
/*-****************************************************************************************************//**
|
|
@short check count of accessible elements of enumeration
|
|
@descr You can call this method to get information about accessible elements in future.
|
|
Elements you have already getted are not accessible!
|
|
|
|
@seealso interface XEnumeration
|
|
|
|
@param -
|
|
@return sal_True = if more elements accessible<BR>
|
|
sal_False = other way
|
|
|
|
@onerror sal_False<BR>
|
|
(List is emtpy and there no accessible elements ...)
|
|
*//*-*****************************************************************************************************/
|
|
|
|
virtual sal_Bool SAL_CALL hasMoreElements() throw( css::uno::RuntimeException );
|
|
|
|
/*-****************************************************************************************************//**
|
|
@short give the next element, if some exist
|
|
@descr If a call "hasMoreElements()" return true, you can get the next element of list.
|
|
|
|
@seealso interface XEnumeration
|
|
|
|
@param -
|
|
@return A Reference to a component, safed in an Any-structure.
|
|
|
|
@onerror If end of enumeration is arrived or there are no elements in list => a NoSuchElementException is thrown.
|
|
*//*-*****************************************************************************************************/
|
|
|
|
virtual css::uno::Any SAL_CALL nextElement() throw( css::container::NoSuchElementException ,
|
|
css::lang::WrappedTargetException ,
|
|
css::uno::RuntimeException );
|
|
|
|
//-------------------------------------------------------------------------------------------------------------
|
|
// protected methods
|
|
//-------------------------------------------------------------------------------------------------------------
|
|
|
|
protected:
|
|
|
|
/*-****************************************************************************************************//**
|
|
@short standard destructor
|
|
@descr This method destruct an instance of this class and clear some member.
|
|
We make it protected, because its not supported to use this class as normal instance!
|
|
You must create it dynamical in memory and use a pointer.
|
|
|
|
@seealso -
|
|
|
|
@param -
|
|
@return -
|
|
|
|
@onerror -
|
|
*//*-*****************************************************************************************************/
|
|
|
|
virtual ~OComponentEnumeration();
|
|
|
|
/*-****************************************************************************************************//**
|
|
@short reset instance to default values
|
|
|
|
@descr There are two ways to delete an instance of this class.<BR>
|
|
1) delete with destructor<BR>
|
|
2) dispose from parent or factory ore ...<BR>
|
|
This method do the same for both ways! It free used memory and release references ...
|
|
|
|
@seealso method dispose()
|
|
@seealso destructor ~TaskEnumeration()
|
|
|
|
@param -
|
|
|
|
@return -
|
|
|
|
@onerror -
|
|
*//*-*****************************************************************************************************/
|
|
|
|
virtual void impl_resetObject();
|
|
|
|
//-------------------------------------------------------------------------------------------------------------
|
|
// private methods
|
|
//-------------------------------------------------------------------------------------------------------------
|
|
|
|
private:
|
|
|
|
//-------------------------------------------------------------------------------------------------------------
|
|
// debug methods
|
|
// (should be private everyway!)
|
|
//-------------------------------------------------------------------------------------------------------------
|
|
|
|
/*-****************************************************************************************************//**
|
|
@short debug-method to check incoming parameter of some other mehods of this class
|
|
@descr The following methods are used to check parameters for other methods
|
|
of this class. The return value is used directly for an ASSERT(...).
|
|
|
|
@seealso ASSERT in implementation!
|
|
|
|
@param references to checking variables
|
|
@return sal_False on invalid parameter<BR>
|
|
sal_True otherway
|
|
|
|
@onerror -
|
|
*//*-*****************************************************************************************************/
|
|
|
|
#ifdef ENABLE_ASSERTIONS
|
|
|
|
private:
|
|
|
|
static sal_Bool impldbg_checkParameter_OComponentEnumerationCtor ( const css::uno::Sequence< css::uno::Reference< css::lang::XComponent > >& seqComponents );
|
|
static sal_Bool impldbg_checkParameter_disposing ( const css::lang::EventObject& aEvent );
|
|
|
|
#endif // #ifdef ENABLE_ASSERTIONS
|
|
|
|
//-------------------------------------------------------------------------------------------------------------
|
|
// variables
|
|
// (should be private everyway!)
|
|
//-------------------------------------------------------------------------------------------------------------
|
|
|
|
private:
|
|
|
|
sal_uInt32 m_nPosition ; /// current position in enumeration
|
|
css::uno::Sequence< css::uno::Reference< css::lang::XComponent > > m_seqComponents ; /// list of current components
|
|
|
|
}; // class OComponentEnumeration
|
|
|
|
} // namespace framework
|
|
|
|
#endif // #ifndef __FRAMEWORK_HELPER_OCOMPONENTENUMERATION_HXX_
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|