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 *
 * 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
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 *   except in compliance with the License. You may obtain a copy of
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 */
#ifndef __com_sun_star_beans_XPropertyState_idl__
#define __com_sun_star_beans_XPropertyState_idl__

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

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

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

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

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



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  PropertyName
            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 aPropertyName
            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 PropertyName
            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 `void`.

        @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
            com::sun::star::lang::WrappedTargetException.
     */
    any getPropertyDefault( [in] string aPropertyName )
            raises( com::sun::star::beans::UnknownPropertyException,
                    com::sun::star::lang::WrappedTargetException );
};


}; }; }; };

#endif

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