From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- xpcom/threads/nsISupportsPriority.idl | 45 +++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 xpcom/threads/nsISupportsPriority.idl (limited to 'xpcom/threads/nsISupportsPriority.idl') diff --git a/xpcom/threads/nsISupportsPriority.idl b/xpcom/threads/nsISupportsPriority.idl new file mode 100644 index 000000000..579c280cf --- /dev/null +++ b/xpcom/threads/nsISupportsPriority.idl @@ -0,0 +1,45 @@ +/* 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" + +/** + * This interface exposes the general notion of a scheduled object with a + * integral priority value. Following UNIX conventions, smaller (and possibly + * negative) values have higher priority. + * + * This interface does not strictly define what happens when the priority of an + * object is changed. An implementation of this interface is free to define + * the side-effects of changing the priority of an object. In some cases, + * changing the priority of an object may be disallowed (resulting in an + * exception being thrown) or may simply be ignored. + */ +[scriptable, uuid(aa578b44-abd5-4c19-8b14-36d4de6fdc36)] +interface nsISupportsPriority : nsISupports +{ + /** + * Typical priority values. + */ + const long PRIORITY_HIGHEST = -20; + const long PRIORITY_HIGH = -10; + const long PRIORITY_NORMAL = 0; + const long PRIORITY_LOW = 10; + const long PRIORITY_LOWEST = 20; + + /** + * This attribute may be modified to change the priority of this object. The + * implementation of this interface is free to truncate a given priority + * value to whatever limits are appropriate. Typically, this attribute is + * initialized to PRIORITY_NORMAL, but implementations may choose to assign a + * different initial value. + */ + attribute long priority; + + /** + * This method adjusts the priority attribute by a given delta. It helps + * reduce the amount of coding required to increment or decrement the value + * of the priority attribute. + */ + void adjustPriority(in long delta); +}; -- cgit v1.2.3