TImageListCache.UnregisterListener procedure
Removes the specified cache listener from the internal list.
Declaration
procedure UnregisterListener(AListener: IImageCacheListener)Arguments
AListener | Cache listener removed from the list. |
Description
UnregisterListener is a method used to remove the specified cache
listener from the internal list in the class instance. If
AListener
exists in the interface list, the
UnregisterBitmaps method is
called
and the listener is removed from the list.
When the number of listeners in the list reaches 0, the TImageListCache singleton used for the image list cache is set to Nil.
See also
An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.