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/* -*- 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_OFRAMES_HXX_
#define __FRAMEWORK_HELPER_OFRAMES_HXX_
//_________________________________________________________________________________________________________________
// my own includes
//_________________________________________________________________________________________________________________
#include <classes/framecontainer.hxx>
#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/XMultiServiceFactory.hpp>
#include <com/sun/star/frame/XFrames.hpp>
#include <com/sun/star/frame/XFrame.hpp>
//_________________________________________________________________________________________________________________
// other includes
//_________________________________________________________________________________________________________________
#include <cppuhelper/implbase1.hxx>
#include <cppuhelper/weakref.hxx>
//_________________________________________________________________________________________________________________
// namespace
//_________________________________________________________________________________________________________________
namespace framework{
//_________________________________________________________________________________________________________________
// exported const
//_________________________________________________________________________________________________________________
//_________________________________________________________________________________________________________________
// exported definitions
//_________________________________________________________________________________________________________________
/*-************************************************************************************************************//**
@short implement XFrames, XIndexAccess and XElementAccess interfaces as helper for services
@descr Use this class as helper for these interfaces. We share mutex and framecontainer with ouer owner.
The framecontainer is a member of it from type "FrameContainer". That means;
we have the same information as ouer owner. In current implementation we use mutex and lock-mechanism
to prevent against compete access. In future we plan support of semaphore!
@devstatus deprecated
@implements XInterface
XFrames
XIndexAccess
XElementAccess
@base OWeakObject
@ATTENTION Don't use this class as direct member - use it dynamicly. Do not derive from this class.
We hold a weakreference to ouer owner not to ouer superclass.
@devstatus deprecated
*//*-*************************************************************************************************************/
class OFrames : private ThreadHelpBase , // Must be the first of baseclasses - Is neccessary for right initialization of objects!
public ::cppu::WeakImplHelper1< ::com::sun::star::frame::XFrames >
{
//-------------------------------------------------------------------------------------------------------------
// public methods
//-------------------------------------------------------------------------------------------------------------
public:
//---------------------------------------------------------------------------------------------------------
// constructor / destructor
//---------------------------------------------------------------------------------------------------------
/*-****************************************************************************************************//**
@short standard ctor
@descr These initialize a new instance of this class with all needed informations for work.
We share framecontainer with owner implementation! It's a threadsafe container.
@seealso -
@param "xFactory" , reference to factory which has created ouer owner(!). We can use these to create new uno-services.
@param "xOwner" , reference to ouer owner. We hold a wekreference to prevent us against cross-references!
@param "pFrameContainer" , pointer to shared framecontainer of owner. It's valid only, if weakreference is valid!
@return -
@onerror -
*//*-*****************************************************************************************************/
OFrames( const css::uno::Reference< css::lang::XMultiServiceFactory >& xFactory ,
const css::uno::Reference< css::frame::XFrame >& xOwner ,
FrameContainer* pFrameContainer );
//---------------------------------------------------------------------------------------------------------
// XFrames
//---------------------------------------------------------------------------------------------------------
/*-****************************************************************************************************//**
@short append frame to container
@descr We share the container with ouer owner. We can do this only, if no lock is set on container.
Valid references are accepted only!
@seealso class FrameContainer
@param "xFrame", reference to an existing frame to append.
@return -
@onerror We do nothing in release or throw an assert in debug version.
*//*-*****************************************************************************************************/
virtual void SAL_CALL append( const css::uno::Reference< css::frame::XFrame >& xFrame ) throw( css::uno::RuntimeException );
/*-****************************************************************************************************//**
@short remove frame from container
@descr This is the companion to append(). We only accept valid references and don't work, if
a lock is set.
@seealso class FrameContainer
@param "xFrame", reference to an existing frame to remove.
@return -
@onerror We do nothing in release or throw an assert in debug version.
*//*-*****************************************************************************************************/
virtual void SAL_CALL remove( const css::uno::Reference< css::frame::XFrame >& xFrame ) throw( css::uno::RuntimeException );
/*-****************************************************************************************************//**
@short return list of all applicable frames for given flags
@descr Call these to get a list of all frames, which are match with given search flags.
@seealso -
@param "nSearchFlag", flags to search right frames.
@return A list of founded frames.
@onerror An empty list is returned.
*//*-*****************************************************************************************************/
virtual css::uno::Sequence< css::uno::Reference< css::frame::XFrame > > SAL_CALL queryFrames( sal_Int32 nSearchFlags ) throw( css::uno::RuntimeException );
//---------------------------------------------------------------------------------------------------------
// XIndexAccess
//---------------------------------------------------------------------------------------------------------
/*-****************************************************************************************************//**
@short get count of all current frames in container
@descr This is the beginning of full index-access. With a count you can step over all items in container.
Next call shuoöd be getByIndex(). But these mechanism works only, if no lock in container is set!
@seealso class FrameContainer
@seealso method getByIndex()
@param -
@return Count of current items in container.
@onerror If a lock is set, we return 0 for prevent further access!
*//*-*****************************************************************************************************/
virtual sal_Int32 SAL_CALL getCount() throw( css::uno::RuntimeException );
/*-****************************************************************************************************//**
@short get specified container item by index
@descr If you called getCount() successful - this method return the specified element as an Any.
You must observe the range from 0 to count-1! Otherwise an IndexOutOfBoundsException is thrown.
@seealso class FrameContainer
@seealso method getCount()
@param "nIndex", valid index to get container item.
@return A container item (specified by index) wrapped in an Any.
@onerror If a lock is set, we return an empty Any!
@onerror If index out of range, an IndexOutOfBoundsException is thrown.
*//*-*****************************************************************************************************/
virtual css::uno::Any SAL_CALL getByIndex( sal_Int32 nIndex ) throw( css::lang::IndexOutOfBoundsException ,
css::lang::WrappedTargetException ,
css::uno::RuntimeException );
//---------------------------------------------------------------------------------------------------------
// XElementAccess
//---------------------------------------------------------------------------------------------------------
/*-****************************************************************************************************//**
@short get uno-type of all container items
@descr In current implementation type is fixed to XFrame!
(container-lock is ignored)
@seealso -
@param -
@return A uno-type descriptor.
@onerror -
*//*-*****************************************************************************************************/
virtual css::uno::Type SAL_CALL getElementType() throw( css::uno::RuntimeException );
/*-****************************************************************************************************//**
@short get fill state of current container
@descr Call these to get information about, if items exist in container or not.
(container-lock is ignored)
@seealso -
@param -
@return sal_True, if container contains some items.
@return sal_False, otherwise.
@onerror We return sal_False.
*//*-*****************************************************************************************************/
virtual sal_Bool SAL_CALL hasElements() throw( css::uno::RuntimeException );
//-------------------------------------------------------------------------------------------------------------
// protected methods
//-------------------------------------------------------------------------------------------------------------
protected:
/*-****************************************************************************************************//**
@short standard destructor
@descr This method destruct an instance of this class and clear some member.
This method is protected, because its not allowed to use this class as a member!
You MUST use a dynamical instance (pointer). That's the reason for a protected dtor.
@seealso -
@param -
@return -
@onerror -
*//*-*****************************************************************************************************/
virtual ~OFrames();
/*-****************************************************************************************************//**
@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() (if it exist!)
@seealso destructor ~TaskEnumeration()
@param -
@return -
@onerror -
*//*-*****************************************************************************************************/
virtual void impl_resetObject();
//-------------------------------------------------------------------------------------------------------------
// private methods
//-------------------------------------------------------------------------------------------------------------
private:
/*-****************************************************************************************************//**
@short append one sequence to another
@descr There is no operation to add to sequences! Use this helper-method to do this.
@seealso class Sequence
@param "seqDestination", reference to sequence on which operation will append the other sequence.
@param "seqSource" , reference to sequence for append.
@return "seqDestination" is parameter AND return value at the same time.
@onerror -
*//*-*****************************************************************************************************/
void impl_appendSequence( css::uno::Sequence< css::uno::Reference< css::frame::XFrame > >& seqDestination ,
const css::uno::Sequence< css::uno::Reference< css::frame::XFrame > >& seqSource );
//-------------------------------------------------------------------------------------------------------------
// 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 ASSERTs in implementation!
@param references to checking variables
@return sal_False ,on invalid parameter
@return sal_True ,otherwise
@onerror -
*//*-*****************************************************************************************************/
#ifdef ENABLE_ASSERTIONS
private:
static sal_Bool impldbg_checkParameter_OFramesCtor ( const css::uno::Reference< css::lang::XMultiServiceFactory >& xFactory ,
const css::uno::Reference< css::frame::XFrame >& xOwner ,
FrameContainer* pFrameContainer );
static sal_Bool impldbg_checkParameter_append ( const css::uno::Reference< css::frame::XFrame >& xFrame );
static sal_Bool impldbg_checkParameter_remove ( const css::uno::Reference< css::frame::XFrame >& xFrame );
static sal_Bool impldbg_checkParameter_queryFrames ( sal_Int32 nSearchFlags );
#endif // #ifdef ENABLE_ASSERTIONS
//-------------------------------------------------------------------------------------------------------------
// variables
// (should be private everyway!)
//-------------------------------------------------------------------------------------------------------------
private:
css::uno::Reference< css::lang::XMultiServiceFactory > m_xFactory ; /// reference to global servicemanager
css::uno::WeakReference< css::frame::XFrame > m_xOwner ; /// reference to owner of this instance (Hold no hard reference!)
FrameContainer* m_pFrameContainer ; /// with owner shared list to hold all direct childs of an XFramesSupplier
sal_Bool m_bRecursiveSearchProtection ; /// flag to protect against recursive searches of frames at parents
}; // class OFrames
} // namespace framework
#endif // #ifndef __FRAMEWORK_HELPER_OFRAMES_HXX_
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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