// // MMTextView.h // RichTextEditDemo // // Created by aron on 2017/7/20. // Copyright © 2017年 aron. All rights reserved. // #import #import "MMPlaceHolderTextView.h" @class MMTextView; @protocol MMTextViewDelegate @optional - (void)textViewDeleteBackward:(MMTextView *_Nullable)textView; @end @interface MMTextView : MMPlaceHolderTextView @property(nullable,nonatomic,weak) id mm_delegate; @end