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//
// Tools.m
// UI
//
// Created by Jason_Msbaby on 15/9/19.
// Copyright (c) 2015年 张杰. All rights reserved.
//
#import "Tools.h"
@implementation Tools
//找到第一响应者
+ (UIView*)findFirstResponderBeneathView:(UIView*)view
{
for ( UIView *childView in view.subviews ) {
if ( [childView respondsToSelector:@selector(isFirstResponder)] && [childView isFirstResponder] )
return childView;
UIView *result = [self findFirstResponderBeneathView:childView];
if ( result )
return result;
}
return nil;
}
@end
===============调用================
[[Tools findFirstResponderBeneathView:self.view]resignFirstResponder];//这里的self是指一个viewController
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原文地址:http://my.oschina.net/zhangjie9142/blog/508440