Establish a progress monitor. Most Image and ImageList methods
will periodically call the monitor with arguments indicating the
progress of the method.
The delegate receves the folowing parameters:
$(ROW string $(I methodName), The name of the monitored method.)
$(ROW long $(I offset ), A number between 0 and extent that
identifies how much of the operation has been completed
(or, in some cases, remains to be completed).)
$(ROW ulong $(I extent ), The number of quanta needed to
complete the operation.)
Establish a progress monitor. Most Image and ImageList methods will periodically call the monitor with arguments indicating the progress of the method.
The delegate receves the folowing parameters: