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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@29615 72102866-910b-0410-8b05-ffd578937521
146 lines
4.1 KiB
Objective-C
146 lines
4.1 KiB
Objective-C
/* Interface for <NSUndoManager> for GNUStep
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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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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 __NSUndoManager_h_OBJECTS_INCLUDE
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#define __NSUndoManager_h_OBJECTS_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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#if defined(__cplusplus)
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extern "C" {
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#endif
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@class NSArray;
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@class NSString;
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@class NSMutableArray;
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@class NSInvocation;
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/** Defines run loop ordering for closing undo groupings. */
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enum {
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NSUndoCloseGroupingRunLoopOrdering = 350000
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};
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/* Public notification */
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/**
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* Notification posted whenever [NSUndoManager] opens or closes an undo
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* group. The undo manager itself is the notification object, with no
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* <em>userInfo</em> dictionary.
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*/
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GS_EXPORT NSString* const NSUndoManagerCheckpointNotification;
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/**
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* Notification posted after an [NSUndoManager] opens an undo group.
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*/
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GS_EXPORT NSString* const NSUndoManagerDidOpenUndoGroupNotification;
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/**
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* Notification posted after an [NSUndoManager] executes a redo operation.
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*/
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GS_EXPORT NSString* const NSUndoManagerDidRedoChangeNotification;
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/**
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* Notification posted after an [NSUndoManager] executes an undo operation.
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*/
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GS_EXPORT NSString* const NSUndoManagerDidUndoChangeNotification;
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/**
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* Notification posted before an [NSUndoManager] closes an undo group.
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*/
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GS_EXPORT NSString* const NSUndoManagerWillCloseUndoGroupNotification;
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/**
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* Notification posted before an [NSUndoManager] will execute a redo operation.
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*/
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GS_EXPORT NSString* const NSUndoManagerWillRedoChangeNotification;
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/**
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* Notification posted before an [NSUndoManager] will execute an undo operation.
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*/
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GS_EXPORT NSString* const NSUndoManagerWillUndoChangeNotification;
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@interface NSUndoManager : NSObject
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{
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#if GS_EXPOSE(NSUndoManager)
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@private
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NSMutableArray *_redoStack;
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NSMutableArray *_undoStack;
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id *_unused1;
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id _group;
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id _nextTarget;
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NSArray *_modes;
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BOOL _isRedoing;
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BOOL _isUndoing;
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BOOL _groupsByEvent;
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BOOL _runLoopGroupingPending;
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unsigned _disableCount;
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unsigned _levelsOfUndo;
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#endif
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}
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- (void) beginUndoGrouping;
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- (BOOL) canRedo;
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- (BOOL) canUndo;
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- (void) disableUndoRegistration;
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- (void) enableUndoRegistration;
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- (void) endUndoGrouping;
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- (void) forwardInvocation: (NSInvocation*)anInvocation;
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- (NSInteger) groupingLevel;
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- (BOOL) groupsByEvent;
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- (BOOL) isRedoing;
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- (BOOL) isUndoing;
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- (BOOL) isUndoRegistrationEnabled;
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- (NSUInteger) levelsOfUndo;
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- (id) prepareWithInvocationTarget: (id)target;
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- (void) redo;
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- (NSString*) redoActionName;
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- (NSString*) redoMenuItemTitle;
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- (NSString*) redoMenuTitleForUndoActionName: (NSString*)actionName;
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- (void) registerUndoWithTarget: (id)target
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selector: (SEL)aSelector
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object: (id)anObject;
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- (void) removeAllActions;
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- (void) removeAllActionsWithTarget: (id)target;
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- (NSArray*) runLoopModes;
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- (void) setActionName: (NSString*)name;
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- (void) setGroupsByEvent: (BOOL)flag;
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- (void) setLevelsOfUndo: (NSUInteger)num;
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- (void) setRunLoopModes: (NSArray*)newModes;
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- (void) undo;
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- (NSString*) undoActionName;
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- (NSString*) undoMenuItemTitle;
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- (NSString*) undoMenuTitleForUndoActionName: (NSString*)actionName;
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- (void) undoNestedGroup;
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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 /* GS_API_MACOSX */
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#endif /* __NSUndoManager_h_OBJECTS_INCLUDE */
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