minivmac4ios/Mini vMac/compat.m

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//
// compat.m
// Mini vMac
//
// Created by Jesús A. Álvarez on 26/05/2016.
2018-04-28 10:12:43 +00:00
// Copyright © 2016-2018 namedfork. All rights reserved.
//
@import Foundation;
@import UIKit;
@import ObjectiveC.runtime;
@implementation NSObject (Compat)
/// Add newSelector if it doesn't exist, backed by originalSelector
+ (void)_nfCompatAddInstanceMethod:(SEL)newSelector withCompatibilityMethod:(SEL)originalSelector {
if (![self instancesRespondToSelector:newSelector]) {
Method m = class_getInstanceMethod(self, originalSelector);
class_addMethod(self, newSelector, method_getImplementation(m), method_getTypeEncoding(m));
}
}
+ (void)_nfCompatAddClassMethod:(SEL)newSelector withCompatibilityMethod:(SEL)originalSelector {
if (class_getClassMethod(self, newSelector) == NULL) {
Method m = class_getClassMethod(self, originalSelector);
class_addMethod(object_getClass(self), newSelector, method_getImplementation(m), method_getTypeEncoding(m));
}
}
@end
@implementation NSString (Compat)
+ (void)load {
[NSString _nfCompatAddInstanceMethod:@selector(containsString:) withCompatibilityMethod:@selector(_nfCompatContainsString:)];
}
- (BOOL)_nfCompatContainsString:(NSString*)string {
return [self rangeOfString:string].location != NSNotFound;
}
@end
@implementation UIFont (Compat)
+ (void)load {
[UIFont _nfCompatAddClassMethod:@selector(systemFontOfSize:weight:) withCompatibilityMethod:@selector(_nfCompatSystemFontOfSize:weight:)];
}
+ (UIFont *)_nfCompatSystemFontOfSize:(CGFloat)fontSize weight:(CGFloat)weight {
return [self systemFontOfSize:fontSize];
}
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@end