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* DB2Modeler/COPYING: Update to GPL 3. * *.*: Update copyright notices. git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gdl2/trunk@25326 72102866-910b-0410-8b05-ffd578937521
146 lines
3.6 KiB
Objective-C
146 lines
3.6 KiB
Objective-C
/**
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EOActionAssociation.m
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Copyright (C) 2004,2005 Free Software Foundation, Inc.
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Author: David Ayers <ayers@fsfe.org>
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This file is part of the GNUstep Database Library
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The GNUstep Database Library is free software; you can redistribute it
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and/or modify it under the terms of the GNU Lesser General Public License
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as published by the Free Software Foundation; either version 3,
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or (at your option) any later version.
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The GNUstep Database Library is distributed in the hope that it will be
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useful, 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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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with the GNUstep Database Library; see the file COPYING. If not,
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write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifdef GNUSTEP
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#include <Foundation/NSString.h>
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#include <Foundation/NSArray.h>
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#include <AppKit/NSControl.h>
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#include <AppKit/NSActionCell.h>
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#else
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#include <Foundation/Foundation.h>
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#include <AppKit/AppKit.h>
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#endif
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#include "EOActionAssociation.h"
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#include "SubclassFlags.h"
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#include "EODisplayGroup.h"
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@implementation EOActionAssociation
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+ (NSArray *)aspects
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{
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static NSArray *_aspects = nil;
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if (_aspects == nil)
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{
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NSArray *arr = [NSArray arrayWithObjects:
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@"action", @"argument", @"enabled", nil];
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_aspects = RETAIN ([[super aspects] arrayByAddingObjectsFromArray: arr]);
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}
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return _aspects;
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}
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+ (NSArray *)aspectSignatures
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{
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static NSArray *_signatures = nil;
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if (_signatures == nil)
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{
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NSArray *arr = [NSArray arrayWithObjects:
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@"A1M", @"", @"A", nil];
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arr = [[super aspectSignatures] arrayByAddingObjectsFromArray: arr];
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_signatures = RETAIN(arr);
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}
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return _signatures;
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}
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+ (NSArray *)objectKeysTaken
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{
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static NSArray *_keys = nil;
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if (_keys == nil)
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{
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_keys
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= RETAIN ([[super objectKeysTaken] arrayByAddingObject: @"target"]);
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}
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return _keys;
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}
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+ (BOOL)isUsableWithObject: (id)object
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{
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return ([object isKindOfClass: [NSControl class]]
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|| [object isKindOfClass: [NSActionCell class]]);
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}
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+ (NSString *)primaryAspect
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{
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return @"action";
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}
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- (void)establishConnection
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{
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[super establishConnection];
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if ([self displayGroupForAspect: @"enabled"] != nil)
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subclassFlags |= EnabledAspectMask;
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if ([self displayGroupForAspect: @"argument"] != nil)
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subclassFlags |= ArgumentAspectMask;
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if ([self displayGroupForAspect: @"action"] != nil)
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subclassFlags |= ActionAspectMask;
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[_object setTarget:self];
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[_object setAction: @selector(action:)];
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}
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- (void)breakConnection
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{
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subclassFlags = 0;
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[super breakConnection];
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}
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- (void)subjectChanged
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{
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if (subclassFlags & EnabledAspectMask)
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{
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EODisplayGroup *dg = [self displayGroupForAspect:@"enabled"];
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if ([dg contentsChanged] || [dg selectionChanged])
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{
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BOOL isEnabled;
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isEnabled = [[self valueForAspect:@"enabled"] boolValue];
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[_object setEnabled: isEnabled];
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}
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}
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}
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- (void)action: (id)sender
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{
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if (subclassFlags & ActionAspectMask)
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{
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id target = [[self displayGroupForAspect:@"action"] selectedObject];
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SEL action;
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action = NSSelectorFromString([self displayGroupKeyForAspect:@"action"]);
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if (subclassFlags & ArgumentAspectMask)
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{
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id arg = [self displayGroupForAspect:@"argument"];
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[target performSelector: action withObject: arg];
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}
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else
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{
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[target performSelector:action];
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}
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}
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}
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@end
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