//
|
// YYTextTransaction.m
|
// YYText <https://github.com/ibireme/YYText>
|
//
|
// Created by ibireme on 15/4/18.
|
// Copyright (c) 2015 ibireme.
|
//
|
// This source code is licensed under the MIT-style license found in the
|
// LICENSE file in the root directory of this source tree.
|
//
|
|
#import "YYTextTransaction.h"
|
|
|
@interface YYTextTransaction()
|
@property (nonatomic, strong) id target;
|
@property (nonatomic, assign) SEL selector;
|
@end
|
|
static NSMutableSet *transactionSet = nil;
|
|
static void YYRunLoopObserverCallBack(CFRunLoopObserverRef observer, CFRunLoopActivity activity, void *info) {
|
if (transactionSet.count == 0) return;
|
NSSet *currentSet = transactionSet;
|
transactionSet = [NSMutableSet new];
|
[currentSet enumerateObjectsUsingBlock:^(YYTextTransaction *transaction, BOOL *stop) {
|
#pragma clang diagnostic push
|
#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
|
[transaction.target performSelector:transaction.selector];
|
#pragma clang diagnostic pop
|
}];
|
}
|
|
static void YYTextTransactionSetup() {
|
static dispatch_once_t onceToken;
|
dispatch_once(&onceToken, ^{
|
transactionSet = [NSMutableSet new];
|
CFRunLoopRef runloop = CFRunLoopGetMain();
|
CFRunLoopObserverRef observer;
|
|
observer = CFRunLoopObserverCreate(CFAllocatorGetDefault(),
|
kCFRunLoopBeforeWaiting | kCFRunLoopExit,
|
true, // repeat
|
0xFFFFFF, // after CATransaction(2000000)
|
YYRunLoopObserverCallBack, NULL);
|
CFRunLoopAddObserver(runloop, observer, kCFRunLoopCommonModes);
|
CFRelease(observer);
|
});
|
}
|
|
|
@implementation YYTextTransaction
|
|
+ (YYTextTransaction *)transactionWithTarget:(id)target selector:(SEL)selector{
|
if (!target || !selector) return nil;
|
YYTextTransaction *t = [YYTextTransaction new];
|
t.target = target;
|
t.selector = selector;
|
return t;
|
}
|
|
- (void)commit {
|
if (!_target || !_selector) return;
|
YYTextTransactionSetup();
|
[transactionSet addObject:self];
|
}
|
|
- (NSUInteger)hash {
|
long v1 = (long)((void *)_selector);
|
long v2 = (long)_target;
|
return v1 ^ v2;
|
}
|
|
- (BOOL)isEqual:(id)object {
|
if (self == object) return YES;
|
if (![object isMemberOfClass:self.class]) return NO;
|
YYTextTransaction *other = object;
|
return other.selector == _selector && other.target == _target;
|
}
|
|
@end
|
