//触摸tableview背景响应事件。
    UIControl *bgcontrol = [[UIControl alloc]initWithFrame:self.tableView_typeList.backgroundView.bounds];
    [bgcontrol addTarget:self action:@selector(resignCellFirstResponder:) forControlEvents:UIControlEventTouchDown];
    [self.tableView_typeList.backgroundView addSubview:bgcontrol];
-(void)resignCellFirstResponder:(id)sender
{
  
    [self.remarksTextView resignFirstResponder];
}

 

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