1 files changed, 113 insertions, 0 deletions
diff --git a/calendar/base/public/calIDuration.idl b/calendar/base/public/calIDuration.idl
new file mode 100644
index 000000000..993a82c19
--- /dev/null
+++ b/calendar/base/public/calIDuration.idl
@@ -0,0 +1,113 @@
+/* -*- Mode: idl; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsISupports.idl"
+
+[scriptable, uuid(78537f21-fd5c-4e02-ab26-8ff6a3d946cb)]
+interface calIDuration : nsISupports
+{
+  /**
+   * isMutable is true if this instance is modifiable.
+   * If isMutable is false, any attempts to modify
+   * the object will throw CAL_ERROR_ITEM_IS_MUTABLE.
+   */
+  readonly attribute boolean isMutable;
+
+  /**
+   * Make this calIDuration instance immutable.
+   */
+  void makeImmutable();
+
+  /**
+   * Clone this calIDuration instance into a new
+   * mutable object.
+   */
+  calIDuration clone();
+
+  /**
+   * Is Negative
+   */
+  attribute boolean isNegative;
+
+  /**
+   * Weeks
+   */
+  attribute short weeks;
+
+  /**
+   * Days
+   */
+  attribute short days;
+
+  /**
+   * Hours
+   */
+  attribute short hours;
+
+  /**
+   * Minutes
+   */
+  attribute short minutes;
+
+  /**
+   * Seconds
+   */
+  attribute short seconds;
+
+  /**
+   * total duration in seconds
+   */
+  attribute long inSeconds;
+
+  /*
+   * Methods
+   */
+
+  /**
+   * Add a duration
+   */
+  void addDuration(in calIDuration aDuration);
+
+  /**
+   * Compare with another duration
+   *
+   * @param    aOther     to be compared with this object
+   * 
+   * @return   -1, 0, 1 if this < aOther, this == aOther, or this > aOther,
+   *           respectively.
+   */
+  long compare(in calIDuration aOther);
+
+  /**
+   * Reset this duration to 0
+   */
+  void reset();
+
+  /**
+   * Normalize the duration
+   */
+  void normalize();
+
+  /**
+   * Return a string representation of this instance.
+   */
+  AUTF8String toString();
+
+  attribute jsval icalDuration;
+
+  /**
+   * This object as an iCalendar DURATION string
+   */
+  attribute ACString icalString;
+};
+
+/** Libical specific interfaces */
+
+[ptr] native icaldurationtypeptr(struct icaldurationtype);
+[scriptable, uuid(f5e1c987-e722-4dec-bf91-93d4062b504a)]
+interface calIDurationLibical : calIDuration
+{
+  [noscript,notxpcom] void toIcalDuration(in icaldurationtypeptr idt);
+};