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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@29615 72102866-910b-0410-8b05-ffd578937521
127 lines
4.3 KiB
Objective-C
127 lines
4.3 KiB
Objective-C
/* Interface of NSDistributedNotificationCenter class
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Copyright (C) 1998 Free Software Foundation, Inc.
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Written by: Richard Frith-Macdonald <richard@brainstorm.co.uk>
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Created: October 1998
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This file is part of the GNUstep Base Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free
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Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02111 USA.
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*/
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#ifndef __NSDistributedNotificationCenter_h_GNUSTEP_BASE_INCLUDE
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#define __NSDistributedNotificationCenter_h_GNUSTEP_BASE_INCLUDE
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#import <GNUstepBase/GSVersionMacros.h>
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#if OS_API_VERSION(GS_API_MACOSX, GS_API_LATEST)
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#import <Foundation/NSObject.h>
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#import <Foundation/NSLock.h>
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#import <Foundation/NSNotification.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/**
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* Enumeration of possible values for specifying how
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* [NSDistributedNotificationCenter] deals with notifications when the
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* process to which the notification should be delivered is suspended:
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<example>
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{
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NSNotificationSuspensionBehaviorDrop, // drop the notification
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NSNotificationSuspensionBehaviorCoalesce, // drop all for this process but the latest-sent notification
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NSNotificationSuspensionBehaviorHold, // queue all notifications for this process until it is resumed
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NSNotificationSuspensionBehaviorDeliverImmediately // resume the process and deliver
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}
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</example>
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*/
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enum {
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NSNotificationSuspensionBehaviorDrop = 1,
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NSNotificationSuspensionBehaviorCoalesce = 2,
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NSNotificationSuspensionBehaviorHold = 3,
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NSNotificationSuspensionBehaviorDeliverImmediately = 4
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};
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typedef NSUInteger NSNotificationSuspensionBehavior;
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/**
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* Type for [NSDistributedNotificationCenter+notificationCenterForType:] -
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* localhost current user broadcast only. This is the only type on OS X.
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*/
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GS_EXPORT NSString* const NSLocalNotificationCenterType;
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#if OS_API_VERSION(GS_API_NONE, GS_API_NONE)
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/**
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* Type of [NSDistributedNotificationCenter+notificationCenterForType:] -
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* all users on the local host. This type is available only on GNUstep.
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*/
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GS_EXPORT NSString* const GSPublicNotificationCenterType;
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/**
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* Type of [NSDistributedNotificationCenter+notificationCenterForType:] -
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* localhost and LAN broadcast. This type is available only on GNUstep.
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*/
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GS_EXPORT NSString* const GSNetworkNotificationCenterType;
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#endif
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@interface NSDistributedNotificationCenter : NSNotificationCenter
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{
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#if GS_EXPOSE(NSDistributedNotificationCenter)
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NSRecursiveLock *_centerLock; /* For thread safety. */
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NSString *_type; /* Type of notification center. */
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id _remote; /* Proxy for center. */
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BOOL _suspended; /* Is delivery suspended? */
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void *_unused;
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#endif
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}
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+ (NSNotificationCenter*) defaultCenter;
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+ (NSNotificationCenter*) notificationCenterForType: (NSString*)type;
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- (void) addObserver: (id)anObserver
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selector: (SEL)aSelector
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name: (NSString*)notificationName
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object: (NSString*)anObject;
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- (void) addObserver: (id)anObserver
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selector: (SEL)aSelector
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name: (NSString*)notificationName
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object: (NSString*)anObject
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suspensionBehavior: (NSNotificationSuspensionBehavior)suspensionBehavior;
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- (void) postNotification: (NSNotification*)notification;
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- (void) postNotificationName: (NSString*)notificationName
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object: (NSString*)anObject;
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- (void) postNotificationName: (NSString*)notificationName
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object: (NSString*)anObject
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userInfo: (NSDictionary*)userInfo;
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- (void) postNotificationName: (NSString*)notificationName
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object: (NSString*)anObject
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userInfo: (NSDictionary*)userInfo
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deliverImmediately: (BOOL)deliverImmediately;
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- (void) removeObserver: (id)anObserver
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name: (NSString*)notificationName
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object: (NSString*)anObject;
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- (void) setSuspended: (BOOL)flag;
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- (BOOL) suspended;
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@end
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#if defined(__cplusplus)
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}
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#endif
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#endif
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#endif
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