diff --git a/QKeyboardEmotionView/Classes/QInputBarView.h b/QKeyboardEmotionView/Classes/QInputBarView.h
index c8c1ce1..19ac7c5 100755
--- a/QKeyboardEmotionView/Classes/QInputBarView.h
+++ b/QKeyboardEmotionView/Classes/QInputBarView.h
@@ -28,6 +28,10 @@ extern const int UIInputBarViewMinHeight;
 // 输入框文本变化
 - (void)inputBarView:(QInputBarView *)inputBarView textViewDidChange:(UITextView *)inputTextView;
 
+
+- (BOOL)inputBarView:(QInputBarView *)inputBarView textViewDidChange:(UITextView *)inputTextView shouldChangeTextInRange:(NSRange)range replacementText:(NSString *)text;
+
+
 // 输入框的高度发生了改变（因为输入了值）
 - (void)inputBarView:(QInputBarView *)inputBarView inputTextView:(UITextView *)inputTextView heightDidChange:(CGFloat)changeValue becauseSendText:(BOOL)becauseSendText;
 
diff --git a/QKeyboardEmotionView/Classes/QInputBarView.m b/QKeyboardEmotionView/Classes/QInputBarView.m
index ee76563..5687acb 100755
--- a/QKeyboardEmotionView/Classes/QInputBarView.m
+++ b/QKeyboardEmotionView/Classes/QInputBarView.m
@@ -548,6 +548,10 @@ - (BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range r
         }
         return NO;
     }
+    
+    if ([self.delegate respondsToSelector: @selector(inputBarView:textViewDidChange:shouldChangeTextInRange:replacementText:)]) {
+        return  [self.delegate inputBarView:self textViewDidChange:textView shouldChangeTextInRange:range replacementText:text];
+    }
     return YES;
 }