include/svx/IAccessibleViewForwarderListener.hxx

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  19
  20 #ifndef INCLUDED_SVX_IACCESSIBLEVIEWFORWARDERLISTENER_HXX
  21 #define INCLUDED_SVX_IACCESSIBLEVIEWFORWARDERLISTENER_HXX
  22
  23 namespace accessibility
  24 {
  25 /** <p>The purpose of this interface is to notify a user of an
  26     IAccessibleViewForwarder when that view forwarder changes its
  27     properties.  Such a change may be one of the following:
  28     <ul>
  29     <li>Change of the coordinate transformation.</li>
  30     <li>Change of the visible area (which in turn results in a change of the
  31     coordinate transformation.</li>
  32     <li>Change of the validity state of the view forwarder.</li>
  33 */
  34 class IAccessibleViewForwarderListener
  35 {
  36 public:
  37     /** This method is called to indicate a change of the specified view
  38         forwarder, specifically, a change in visible area.
  39     */
  40     virtual void ViewForwarderChanged() = 0;
  41
  42 protected:
  43     ~IAccessibleViewForwarderListener() {}
  44 };
  45
  46 } // end of namespace accessibility
  47
  48 #endif
  49
  50 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */