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module com { module sun { module star { module accessibility {

/** Implement this interface to give access to a single numerical value.

    <p>The XAccessibleValue interface represents a single
    numerical value and should be implemented by any class that supports
    numerical value like scroll bars and spin boxes.  This interface lets
    you access the value and its upper and lower bounds.</p>

    @since OOo 1.1.2
*/
interface XAccessibleValue : ::com::sun::star::uno::XInterface
{
    /** Returns the value of this object as a number.

        <p>The exact return type is implementation dependent.  Typical types
        are long and double.</p>

        @return
            Returns the current value represented by this object.
    */
    any getCurrentValue ();

    /** Sets the value of this object to the given number.

        <p>The argument is clipped to the valid interval whose upper and
        lower bounds are returned by the methods
        getMaximumValue() and getMinimumValue(), i.e. if it is lower than
        the minimum value the new value will be the minimum and if it is
        greater than the maximum then the new value will be the maximum.</p>

        @param aNumber
            The new value represented by this object.  The set of admissible
            types for this argument is implementation dependent.

        @return
            Returns `TRUE` if the new value could successfully be set and
            `FALSE` otherwise.
    */
    boolean setCurrentValue ([in] any aNumber);

    /** Returns the maximum value that can be represented by this object.

        <p>The type of the returned value is implementation dependent.  It
        does not have to be the same type as that returned by
        getCurrentValue().</p>

        @return
            Returns the maximum value in an implementation dependent type.
            If this object has no upper bound then an empty object is
            returned.
    */
    any getMaximumValue ();

    /** Returns the minimum value that can be represented by this object.

        <p>The type of the returned value is implementation dependent.  It
        does not have to be the same type as that returned by
        getCurrentValue().</p>

        @return
            Returns the minimum value in an implementation dependent type.
            If this object has no lower bound then an empty object is
            returned.
    */
    any getMinimumValue ();

    /** Returns the minimum increment by which the value represented by this
        object can be adjusted.

        <p>The type of the returned value is implementation dependent. It
        does not have to be the same type as that returned by
        getCurrentValue().</p>

        @return
            Returns the minimum increment value in an implementation dependent type.
            If this object has no minimum increment value, then an empty object is
            returned.

        @since LibreOffice 7.3
    */
    any getMinimumIncrement ();
};

}; }; }; };

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