[evolution] Document the enum types in e-util-enums.h.

[Matthew Barnes <mbarnes src gnome org>]

commit 85aba549034af182771694090799f6dbd804cc56
Author: Matthew Barnes <mbarnes redhat com>
Date:   Wed Mar 6 10:01:16 2013 -0500

    Document the enum types in e-util-enums.h.

 e-util/e-util-enums.h |   27 +++++++++++++++++++++++++++
 1 files changed, 27 insertions(+), 0 deletions(-)
---
diff --git a/e-util/e-util-enums.h b/e-util/e-util-enums.h
index b2da504..71cacc6 100644
--- a/e-util/e-util-enums.h
+++ b/e-util/e-util-enums.h
@@ -27,6 +27,19 @@
 
 G_BEGIN_DECLS
 
+/**
+ * EActivityState:
+ * @E_ACTIVITY_RUNNING:
+ *   The #EActivity is running.
+ * @E_ACTIVITY_WAITING:
+ *   The #EActivity is waiting to be run.
+ * @E_ACTIVITY_CANCELLED:
+ *   The #EActivity has been cancelled.
+ * @E_ACTIVITY_COMPLETED:
+ *   The #EActivity has completed.
+ *
+ * Various states of an #EActivity.
+ **/
 typedef enum {
        E_ACTIVITY_RUNNING,
        E_ACTIVITY_WAITING,
@@ -34,6 +47,20 @@ typedef enum {
        E_ACTIVITY_COMPLETED
 } EActivityState;
 
+/**
+ * EDurationType:
+ * @E_DURATION_MINUTES:
+ *   Duration value is in minutes.
+ * @E_DURATION_HOURS:
+ *   Duration value is in hours.
+ * @E_DURATION_DAYS:
+ *   Duration value is in days.
+ *
+ * Possible units for a duration or interval value.
+ *
+ * This enumeration is typically used where the numeric value and the
+ * units of the value are shown or recorded separately.
+ **/
 typedef enum {
        E_DURATION_MINUTES,
        E_DURATION_HOURS,