offapi/com/sun/star/accessibility/XAccessibleValue.idl

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  19
  20 #ifndef __com_sun_star_accessibility_XAccessibleValue_idl__
  21 #define __com_sun_star_accessibility_XAccessibleValue_idl__
  22
  23 #include <com/sun/star/uno/XInterface.idl>
  24
  25 module com { module sun { module star { module accessibility {
  26
  27 /** Implement this interface to give access to a single numerical value.
  28
  29     <p>The XAccessibleValue interface represents a single
  30     numerical value and should be implemented by any class that supports
  31     numerical value like scroll bars and spin boxes.  This interface lets
  32     you access the value and its upper and lower bounds.</p>
  33
  34     @since OOo 1.1.2
  35 */
  36 interface XAccessibleValue : ::com::sun::star::uno::XInterface
  37 {
  38     /** Returns the value of this object as a number.
  39
  40         <p>The exact return type is implementation dependent.  Typical types
  41         are long and double.</p>
  42
  43         @return
  44             Returns the current value represented by this object.
  45     */
  46     any getCurrentValue ();
  47
  48     /** Sets the value of this object to the given number.
  49
  50         <p>The argument is clipped to the valid interval whose upper and
  51         lower bounds are returned by the methods
  52         getMaximumAccessibleValue() and
  53         getMinimumAccessibleValue(), i.e. if it is lower than
  54         the minimum value the new value will be the minimum and if it is
  55         greater than the maximum then the new value will be the maximum.</p>
  56
  57         @param aNumber
  58             The new value represented by this object.  The set of admissible
  59             types for this argument is implementation dependent.
  60
  61         @return
  62             Returns `TRUE` if the new value could successfully be set and
  63             `FALSE` otherwise.
  64     */
  65     boolean setCurrentValue ([in] any aNumber);
  66
  67     /** Returns the maximal value that can be represented by this object.
  68
  69         <p>The type of the returned value is implementation dependent.  It
  70         does not have to be the same type as that returned by
  71         getCurrentAccessibleValue().</p>
  72
  73         @return
  74             Returns the maximal value in an implementation dependent type.
  75             If this object has no upper bound then an empty object is
  76             returned.
  77     */
  78     any getMaximumValue ();
  79
  80     /** Returns the minimal value that can be represented by this object.
  81
  82         <p>The type of the returned value is implementation dependent.  It
  83         does not have to be the same type as that returned by
  84         getCurrentAccessibleValue().</p>
  85
  86         @return
  87             Returns the minimal value in an implementation dependent type.
  88             If this object has no upper bound then an empty object is
  89             returned.
  90     */
  91     any getMinimumValue ();
  92 };
  93
  94 }; }; }; };
  95
  96 #endif
  97
  98 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */