RLMArray_Private.hpp
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////////////////////////////////////////////////////////////////////////////
//
// Copyright 2014 Realm Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
////////////////////////////////////////////////////////////////////////////
#import "RLMArray_Private.h"
#import <Realm/RLMResults.h>
#import <memory>
#import <vector>
namespace realm {
class LinkView;
class Results;
class TableView;
struct SortOrder;
namespace util {
template<typename T> class bind_ptr;
}
typedef util::bind_ptr<LinkView> LinkViewRef;
}
@class RLMObjectBase;
@class RLMObjectSchema;
class RLMObservationInfo;
@protocol RLMFastEnumerable
@property (nonatomic, readonly) RLMRealm *realm;
@property (nonatomic, readonly) RLMObjectSchema *objectSchema;
@property (nonatomic, readonly) NSUInteger count;
- (NSUInteger)indexInSource:(NSUInteger)index;
- (realm::TableView)tableView;
@end
@interface RLMArray () {
@protected
NSString *_objectClassName;
@public
// The name of the property which this RLMArray represents
NSString *_key;
__weak RLMObjectBase *_parentObject;
}
@end
//
// LinkView backed RLMArray subclass
//
@interface RLMArrayLinkView : RLMArray <RLMFastEnumerable>
@property (nonatomic, unsafe_unretained) RLMObjectSchema *objectSchema;
+ (RLMArrayLinkView *)arrayWithObjectClassName:(NSString *)objectClassName
view:(realm::LinkViewRef)view
realm:(RLMRealm *)realm
key:(NSString *)key
parentSchema:(RLMObjectSchema *)parentSchema;
// deletes all objects in the RLMArray from their containing realms
- (void)deleteObjectsFromRealm;
@end
void RLMValidateArrayObservationKey(NSString *keyPath, RLMArray *array);
// Initialize the observation info for an array if needed
void RLMEnsureArrayObservationInfo(std::unique_ptr<RLMObservationInfo>& info, NSString *keyPath, RLMArray *array, id observed);
//
// RLMResults private methods
//
@interface RLMResults () <RLMFastEnumerable>
+ (instancetype)resultsWithObjectSchema:(RLMObjectSchema *)objectSchema
results:(realm::Results)results;
- (void)deleteObjectsFromRealm;
@end
// An object which encapulates the shared logic for fast-enumerating RLMArray
// and RLMResults, and has a buffer to store strong references to the current
// set of enumerated items
@interface RLMFastEnumerator : NSObject
- (instancetype)initWithCollection:(id<RLMFastEnumerable>)collection objectSchema:(RLMObjectSchema *)objectSchema;
// Detach this enumerator from the source collection. Must be called before the
// source collection is changed.
- (void)detach;
- (NSUInteger)countByEnumeratingWithState:(NSFastEnumerationState *)state
count:(NSUInteger)len;
@end