зеркало из https://github.com/mozilla/pjs.git
152 строки
5.9 KiB
Plaintext
152 строки
5.9 KiB
Plaintext
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Netscape 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/NPL/
|
|
*
|
|
* 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):
|
|
* Contributor(s): Rick Potts <rpotts@netscape.com>
|
|
* David Matiskella <davidm@netscape.com>
|
|
* David Hyatt <hyatt@netscape.com>
|
|
* Suresh Duddi <dp@netscape.com>
|
|
* Scott Collins <scc@netscape.com>
|
|
* Dan Matejka <danm@netscape.com>
|
|
* Doug Turner <dougt@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 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 NPL, 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 NPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#include "nsISupports.idl"
|
|
#include "nsIEventQueue.idl"
|
|
|
|
%{C++
|
|
#include "prthread.h"
|
|
#include "plevent.h"
|
|
|
|
/* be761f00-a3b0-11d2-996c-0080c7cb1080 */
|
|
#define NS_EVENTQUEUESERVICE_CID \
|
|
{ 0xbe761f00, 0xa3b0, 0x11d2, \
|
|
{0x99, 0x6c, 0x00, 0x80, 0xc7, 0xcb, 0x10, 0x80} }
|
|
|
|
#define NS_EVENTQUEUESERVICE_CONTRACTID "@mozilla.org/event-queue-service;1"
|
|
#define NS_EVENTQUEUESERVICE_CLASSNAME "Event Queue Service"
|
|
|
|
#define NS_CURRENT_THREAD ((PRThread*)0)
|
|
#define NS_CURRENT_EVENTQ ((nsIEventQueue*)0)
|
|
|
|
#define NS_UI_THREAD ((PRThread*)1)
|
|
#define NS_UI_THREAD_EVENTQ ((nsIEventQueue*)1)
|
|
|
|
%}
|
|
|
|
/* a forward decl */
|
|
interface nsIThread;
|
|
|
|
[scriptable, uuid(a6cf90dc-15b3-11d2-932e-00805f8add32)]
|
|
interface nsIEventQueueService : nsISupports
|
|
{
|
|
/**
|
|
* Creates and holds a native event queue for the current thread.
|
|
* "Native" queues have an associated callback mechanism which is
|
|
* automatically triggered when an event is posted. See plevent.c for
|
|
* details.
|
|
* @return NS_OK on success, or a host of failure indications
|
|
*/
|
|
void createThreadEventQueue();
|
|
|
|
/**
|
|
* Creates and hold a monitored event queue for the current thread.
|
|
* "Monitored" queues have no callback processing mechanism.
|
|
* @return NS_OK on success, or a host of failure indications
|
|
*/
|
|
void createMonitoredThreadEventQueue();
|
|
|
|
/**
|
|
* Somewhat misnamed, this method releases the service's hold on the event
|
|
* queue(s) for this thread. Subsequent attempts to access this thread's
|
|
* queue (GetThreadEventQueue, for example) may fail, though the queue itself
|
|
* will be destroyed only after all references to it are released and the
|
|
* queue itself is no longer actively processing events.
|
|
* @return nonsense.
|
|
*/
|
|
void destroyThreadEventQueue();
|
|
|
|
nsIEventQueue createFromIThread(in nsIThread aThread,
|
|
in boolean aNative);
|
|
|
|
[noscript] nsIEventQueue createFromPLEventQueue(in PLEventQueuePtr
|
|
aPLEventQueue);
|
|
|
|
// Add a new event queue for the current thread, making it the "current"
|
|
// queue. Return that queue, addrefed.
|
|
nsIEventQueue pushThreadEventQueue();
|
|
|
|
// release and disable the queue
|
|
void popThreadEventQueue(in nsIEventQueue aQueue);
|
|
|
|
[noscript] nsIEventQueue getThreadEventQueue(in PRThreadPtr aThread);
|
|
|
|
/**
|
|
* @deprecated in favor of getSpecialEventQueue, since that's
|
|
* scriptable and this isn't.
|
|
*
|
|
* Check for any "magic" event queue constants (NS_CURRENT_EVENTQ,
|
|
* NS_UI_THREAD_EVENTQ) and return the real event queue that they
|
|
* represent, AddRef()ed. Otherwise, return the event queue passed
|
|
* in, AddRef()ed. This is not scriptable because the arguments in
|
|
* question may be magic constants rather than real nsIEventQueues.
|
|
*
|
|
* @arg queueOrConstant either a real event queue or a magic
|
|
* constant to be resolved
|
|
*
|
|
* @return a real event queue, AddRef()ed
|
|
*/
|
|
[noscript] nsIEventQueue resolveEventQueue(in nsIEventQueue queueOrConstant);
|
|
|
|
/**
|
|
* Returns the appropriate special event queue, AddRef()ed. Really
|
|
* just a scriptable version of ResolveEventQueue.
|
|
*
|
|
* @arg aQueue Either CURRENT_THREAD_EVENT_QUEUE or
|
|
* UI_THREAD_EVENT_QUEUE
|
|
* @return The requested nsIEventQueue, AddRef()ed
|
|
* @exception NS_ERROR_NULL_POINTER Zero pointer passed in for return value
|
|
* @exception NS_ERROR_ILLEGAL_VALUE Bogus constant passed in aQueue
|
|
* @exception NS_ERROR_FAILURE Error while calling
|
|
* GetThreadEventQueue()
|
|
*/
|
|
nsIEventQueue getSpecialEventQueue(in long aQueue);
|
|
|
|
const long CURRENT_THREAD_EVENT_QUEUE = 0;
|
|
const long UI_THREAD_EVENT_QUEUE = 1;
|
|
|
|
};
|