Method
PapersViewUndoContextadd_action
Declaration [src]
void
pps_undo_context_add_action (
PpsUndoContext* context,
PpsUndoHandler* handler,
gpointer data
)
Description [src]
This method adds a new action to the undo (or redo if it is used while
undoing) stack. If it is undone in the future, pps_undo_handler_undo
will be called on handler
with data
.
Parameters
handler
-
Type:
PpsUndoHandler
An object implementing
PpsUndoHandler
.The data is owned by the caller of the method. data
-
Type:
gpointer
A pointer to a struct that
handler
will use to undo an action.The argument can be NULL
.The data is owned by the caller of the method.