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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is Mozilla Communicator client code.
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 1998
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ * David Hyatt <hyatt@netscape.com>
+ * Suresh Duddi <dp@netscape.com>
+ * Doug Turner <dougt@netscape.com>
+ * Judson Valeski <valeski@netscape.com>
+ * Dan Matejka <danm@netscape.com>
+ * Ray Whitmer <rayw@netscape.com>
+ * Dan Mosedale <dmose@mozilla.org>
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either of the GNU General Public License Version 2 or later (the "GPL"),
+ * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+#include "nsIEventTarget.idl"
+
+%{C++
+#include "prthread.h"
+
+// {13D86C61-00A9-11d3-9F2A-00400553EEF0}
+#define NS_EVENTQUEUE_CID \
+{ 0x13d86c61, 0xa9, 0x11d3, { 0x9f, 0x2a, 0x0, 0x40, 0x5, 0x53, 0xee, 0xf0 } }
+
+#define NS_EVENTQUEUE_CONTRACTID "@mozilla.org/event-queue;1"
+#define NS_EVENTQUEUE_CLASSNAME "Event Queue"
+
+%}
+
+// some forward decls
+//
+[ptr] native PLEventQueuePtr(PLEventQueue);
+[ptr] native PRThreadPtr(PRThread);
+native PRStatus(PRStatus);
+[ref] native PRBoolRef(PRBool);
+native PLHandleEventProc(PLHandleEventProc);
+native PLDestroyEventProc(PLDestroyEventProc);
+
+[scriptable, uuid(176AFB41-00A4-11d3-9F2A-00400553EEF0)]
+interface nsIEventQueue : nsIEventTarget
+{
+ [noscript] void initEvent(in PLEventPtr aEvent,
+ in voidPtr owner,
+ in PLHandleEventProc handler,
+ in PLDestroyEventProc destructor);
+
+ [noscript] void postSynchronousEvent(in PLEventPtr aEvent,
+ out voidPtr aResult);
+
+ boolean pendingEvents();
+ void processPendingEvents();
+ void eventLoop();
+
+ [noscript] void eventAvailable(in PRBoolRef aResult);
+ [noscript] PLEventPtr getEvent();
+ [noscript] void handleEvent(in PLEventPtr aEvent);
+ [noscript] PLEventPtr waitForEvent();
+
+ [notxpcom] PRInt32 getEventQueueSelectFD();
+
+ void init(in boolean aNative);
+ [noscript] void initFromPRThread(in PRThreadPtr thread,
+ in boolean aNative);
+ [noscript] void initFromPLQueue(in PLEventQueuePtr aQueue);
+
+ void enterMonitor();
+ void exitMonitor();
+
+ [noscript] void revokeEvents(in voidPtr owner);
+ [noscript] PLEventQueuePtr getPLEventQueue();
+
+ boolean isQueueNative();
+
+ // effectively kill the queue. warning: the queue is allowed to delete
+ // itself any time after this.
+ void stopAcceptingEvents();
+};
+