/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: XPropertyState.idl,v $
 *
 *  $Revision: 1.14 $
 *
 *  last change: $Author: rt $ $Date: 2005-09-09 14:57:19 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library 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 for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/
#ifndef __com_sun_star_beans_XPropertyState_idl__
#define __com_sun_star_beans_XPropertyState_idl__

#ifndef __com_sun_star_uno_XInterface_idl__
#include <com/sun/star/uno/XInterface.idl>
#endif

#ifndef __com_sun_star_beans_PropertyState_idl__
#include <com/sun/star/beans/PropertyState.idl>
#endif

#ifndef __com_sun_star_beans_UnknownPropertyException_idl__
#include <com/sun/star/beans/UnknownPropertyException.idl>
#endif

#ifndef __com_sun_star_lang_WrappedTargetException_idl__
#include <com/sun/star/lang/WrappedTargetException.idl>
#endif

#ifndef __com_sun_star_beans_XPropertyStateChangeListener_idl__
#include <com/sun/star/beans/XPropertyStateChangeListener.idl>
#endif


//=============================================================================

module com {  module sun {  module star {  module beans {

//=============================================================================

/** makes it possible to query information about the state of
    one or more properties.

    <p>The state contains the information if:</p>
    <ul>
        <li>a value is available or void</li>
        <li>the value is stored in the object itself, or if a default value is to be used</li>
        <li>and if the value cannot be determined, due to ambiguity
            (multi selection with multiple values).</li>
    </ul>
 */
published interface XPropertyState: com::sun::star::uno::XInterface
{
    //-------------------------------------------------------------------------

    /** @returns
                the state of the property.

        @param  aPropertyName
            specifies the name of the property.

        @throws UnknownPropertyException
            if the property does not exist.
     */
    com::sun::star::beans::PropertyState getPropertyState( [in] string PropertyName )
            raises( com::sun::star::beans::UnknownPropertyException );

    //-------------------------------------------------------------------------

    /** @returns
            a sequence of the states of the properties which are specified
                by their names.

        <p>The order of the states is correlating to the order of the
        given property names. </p>

        @param aPropertyNames
            contains the sequence of property names.

        @throws UnknownPropertyException
            if one property does not exist.
     */
    sequence<com::sun::star::beans::PropertyState> getPropertyStates(
            [in] sequence<string> aPropertyName )
        raises( com::sun::star::beans::UnknownPropertyException );

    //-------------------------------------------------------------------------

    /** Sets the property to default value.

        <p>The value depends on the implementation of this interface.
        If it is a bound property, you must change the value before
        the change events are fired.  If it is a constrained property, you
        must fire the vetoable event before you change the property value.
        </p>

        @param aPropertyname
            specifies the name of the property.

        @throws UnknownPropertyException
            if the property does not exist.
     */
    void setPropertyToDefault( [in] string PropertyName )
            raises( com::sun::star::beans::UnknownPropertyException );

    //-------------------------------------------------------------------------

    /** @returns
            the default value of the property with the name PropertyName.

        <p>If no default exists, is not known or is void,
        then the return type is <atom>void</atom>.

        @param aPropertyName
            specifies the name of the property.

        @throws UnknownPropertyException
            if the property does not exist.

        @throws  com::sun::star::lang::WrappedTargetException
            if the implementation has an internal reason for the exception.
            In this case the original exception is wrapped into that
            <type scope="com::sun::star::lang">WrappedTargetException</type>.
     */
    any getPropertyDefault( [in] string aPropertyName )
            raises( com::sun::star::beans::UnknownPropertyException,
                    com::sun::star::lang::WrappedTargetException );
};

//=============================================================================

}; }; }; };

#endif
