+ (void)disableAutoCorrectionsForTextfieldsAndTextViewGlobally {
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
struct objc_method_description autocorrectionTypeMethodDescription =
protocol_getMethodDescription(@protocol(UITextInputTraits),
@selector(autocorrectionType), NO, YES);
IMP noAutocorrectionTypeIMP_TEXT_FIELD =
imp_implementationWithBlock(^(UITextField *_self) {
return UITextAutocorrectionTypeNo;
});
IMP noAutocorrectionTypeIMP_TEXT_VIEW =
imp_implementationWithBlock(^(UITextView *_self) {
return UITextAutocorrectionTypeNo;
});
class_replaceMethod([UITextField class], @selector(autocorrectionType),
noAutocorrectionTypeIMP_TEXT_FIELD,
autocorrectionTypeMethodDescription.types);
class_replaceMethod([UITextView class], @selector(autocorrectionType),
noAutocorrectionTypeIMP_TEXT_VIEW,
autocorrectionTypeMethodDescription.types);
});
}