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//
// LinkBack.h
// LinkBack Project
//
// Created by Charles Jolley on Tue Jun 15 2004.
// Copyright (c) 2004, Nisus Software, Inc.
// All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// Neither the name of the Nisus Software, Inc. nor the names of its
// contributors may be used to endorse or promote products derived from this
// software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#import <Cocoa/Cocoa.h>
// Use this pasteboard type to put LinkBack data to the pasteboard. Use MakeLinkBackData() to create the data.
extern NSString* LinkBackPboardType ;
// Default Action Names. These will be localized for you automatically.
extern NSString* LinkBackEditActionName ;
extern NSString* LinkBackRefreshActionName ;
//
// Support Functions
//
NSString* LinkBackUniqueItemKey() ;
NSString* LinkBackEditMultipleMenuTitle() ;
NSString* LinkBackEditNoneMenuTitle() ;
//
// Deprecated Support Functions -- use LinkBack Data Category instead
//
id MakeLinkBackData(NSString* serverName, id appData) ;
id LinkBackGetAppData(id linkBackData) ;
BOOL LinkBackDataBelongsToActiveApplication(id data) ;
//
// LinkBack Data Category
//
// Use these methods to create and access linkback data objects. You can also use the helper functions above.
@interface NSDictionary (LinkBackData)
+ (NSDictionary*)linkBackDataWithServerName:(NSString*)serverName appData:(id)appData ;
+ (NSDictionary*)linkBackDataWithServerName:(NSString*)serverName appData:(id)appData suggestedRefreshRate:(NSTimeInterval)rate ;
+ (NSDictionary*)linkBackDataWithServerName:(NSString*)serverName appData:(id)appData actionName:(NSString*)action suggestedRefreshRate:(NSTimeInterval)rate ;
- (BOOL)linkBackDataBelongsToActiveApplication ;
- (id)linkBackAppData ;
- (NSString*)linkBackSourceApplicationName ;
- (NSString*)linkBackActionName ;
- (NSString*)linkBackVersion ;
- (NSURL*)linkBackApplicationURL ;
- (NSTimeInterval)linkBackSuggestedRefreshRate ;
- (NSString*)linkBackEditMenuTitle ;
@end
//
// Delegate Protocols
//
@class LinkBack ;
@protocol LinkBackServerDelegate
- (void)linkBackDidClose:(LinkBack*)link ;
- (void)linkBackClientDidRequestEdit:(LinkBack*)link ;
@end
@protocol LinkBackClientDelegate
- (void)linkBackDidClose:(LinkBack*)link ;
- (void)linkBackServerDidSendEdit:(LinkBack*)link ;
@end
// used for cross app communications
@protocol LinkBack
- (oneway void)remoteCloseLink ;
- (void)requestEditWithPasteboardName:(bycopy NSString*)pboardName ; // from client
- (void)refreshEditWithPasteboardName:(bycopy NSString*)pboardName ; // from server
@end
@interface LinkBack : NSObject <LinkBack> {
LinkBack* peer ; // the client or server on the other side.
BOOL isServer ;
id delegate ;
NSPasteboard* pboard ;
id repobj ;
NSString* sourceName ;
NSString* sourceApplicationName ;
NSString* key ;
}
+ (LinkBack*)activeLinkBackForItemKey:(id)key ;
// works for both the client and server side. Valid only while a link is connected.
// ...........................................................................
// General Use methods
//
- (NSPasteboard*)pasteboard ;
- (void)closeLink ;
- (id)representedObject ;
- (void)setRepresentedObject:(id)obj ;
// Applications can use this represented object to attach some meaning to the live link. For example, a client application may set this to the object to be modified when the edit is refreshed. This retains its value.
- (NSString*)sourceName ;
- (NSString*)sourceApplicationName ;
- (NSString*)itemKey ; // maybe this matters only on the client side.
// ...........................................................................
// Server-side methods
//
+ (BOOL)publishServerWithName:(NSString*)name delegate:(id<LinkBackServerDelegate>)del ;
+ (void)retractServerWithName:(NSString*)name ;
- (void)sendEdit ;
// ...........................................................................
// Client-Side Methods
//
+ (LinkBack*)editLinkBackData:(id)data sourceName:(NSString*)aName delegate:(id<LinkBackClientDelegate>)del itemKey:(NSString*)aKey ;
@end
@interface LinkBack (InternalUseOnly)
- (id)initServerWithClient: (LinkBack*)aLinkBack delegate: (id<LinkBackServerDelegate>)aDel ;
- (id)initClientWithSourceName:(NSString*)aName delegate:(id<LinkBackClientDelegate>)aDel itemKey:(NSString*)aKey ;
- (BOOL)connectToServerWithName:(NSString*)aName inApplication:(NSString*)bundleIdentifier fallbackURL:(NSURL*)url appName:(NSString*)appName ;
- (void)requestEdit ;
@end
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