r19458 - gnucash/trunk/src - Impove const-correctness of SchedXaction.h functions; improve documentation.

[Christian Stimming]

Author: cstim
Date: 2010-08-21 16:57:19 -0400 (Sat, 21 Aug 2010)
New Revision: 19458
Trac: http://svn.gnucash.org/trac/changeset/19458

Modified:
   gnucash/trunk/src/app-utils/gnc-sx-instance-model.c
   gnucash/trunk/src/backend/xml/gnc-schedxaction-xml-v2.c
   gnucash/trunk/src/engine/SchedXaction.c
   gnucash/trunk/src/engine/SchedXaction.h
   gnucash/trunk/src/gnome-utils/gnc-frequency.c
   gnucash/trunk/src/gnome-utils/gnc-frequency.h
   gnucash/trunk/src/gnome-utils/gnc-sx-list-tree-model-adapter.c
   gnucash/trunk/src/gnome/dialog-sx-editor.c
   gnucash/trunk/src/gnome/dialog-sx-since-last-run.c
Log:
Impove const-correctness of SchedXaction.h functions; improve documentation.

Also, replace "void *" by pointers to the actual type.