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/*
* Copyright (c) 2008 - 2009
* Jonathan Schleifer <js@webkeks.org>
*
* All rights reserved.
*
* This file is part of libobjfw. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE included in
* the packaging of this file.
*/
#import "OFObject.h"
#import "OFListObject.h"
OFListObject *first;
OFListObject *last;
}
- init;
* Frees the OFList and all OFListObjects, but not the data they contian.
- free;
/**
* Frees the list and the data included in all OFListObjects it contains.
*/
- freeIncludingData;
* \returns The first OFListObject in the OFList
*/
- (OFListObject*)first;
* \returns The last OFListObject in the OFList
*/
- (OFListObject*)last;
/**
* Adds a new OFListObject to the OFList.
*
* \param obj An OFListObject
*/
- add: (OFListObject*)obj;
/**
* Creates a new OFListObject and adds it to the OFList.
*
* \param obj A data object for the OFListObject which will be added
*/
- addNew: (id)obj;
@end
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/*
* Copyright (c) 2008 - 2009
* Jonathan Schleifer <js@webkeks.org>
*
* All rights reserved.
*
* This file is part of libobjfw. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE included in
* the packaging of this file.
*/
#import "OFObject.h"
typedef struct __of_list_object
{
id object;
struct __of_list_object *next;
struct __of_list_object *prev;
} of_list_object_t;
/**
* The OFList class provides easy to use double-linked lists.
*/
@interface OFList: OFObject
{
of_list_object_t *first;
of_list_object_t *last;
}
/**
* \return The first object in the list
*/
- (of_list_object_t*)first;
/**
* \return The last object in the list
*/
- (of_list_object_t*)last;
/**
* Appends an object to the list.
*
* \param obj The object to append
* \return An of_list_object_t, needed to identify the object inside the list.
* For example, if you want to remove an object from the list, you need
* its of_list_object_t.
*/
- (of_list_object_t*)append: (id)obj;
/**
* Prepends an object to the list.
*
* \param obj The object to prepend
* \return An of_list_object_t, needed to identify the object inside the list.
* For example, if you want to remove an object from the list, you need
* its of_list_object_t.
*/
- (of_list_object_t*)prepend: (id)obj;
/**
* Inserts an object before another object.
* \param obj The object to insert
* \param listobj The of_list_object_t of the object before which it should be
* inserted
* \return An of_list_object_t, needed to identify the object inside the list.
* For example, if you want to remove an object from the list, you need
* its of_list_object_t.
*/
- (of_list_object_t*)insert: (id)obj
before: (of_list_object_t*)listobj;
/**
* Inserts an object after another object.
* \param obj The object to insert
* \param listobj The of_list_object_t of the object after which it should be
* inserted
* \return An of_list_object_t, needed to identify the object inside the list.
* For example, if you want to remove an object from the list, you need
* its of_list_object_t.
*/
- (of_list_object_t*)insert: (id)obj
after: (of_list_object_t*)listobj;
/**
* Removes an object from the list.
*
* \param listobj The list object returned by append / prepend
*/
- remove: (of_list_object_t*)listobj;
@end
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